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    "id": "H02",
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    "name": "05 Black circular head interface L",
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    "id": "E05R",
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    "group": "pan",
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    "status": "BASELINE",
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    "status": "BASELINE",
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    "id": "E07",
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    "id": "E31",
    "name": "31 Curved lower graphite cradle band",
    "kind": "context",
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    "id": "E08",
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    "id": "E09",
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    "id": "E10",
    "name": "10 Buried lens retainer outer / diameter20.8 bore",
    "kind": "context",
    "group": "tilt",
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    "id": "E11",
    "name": "11 Recessed lens bezel inner ring",
    "kind": "context",
    "group": "tilt",
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    "id": "E12",
    "name": "12 Convex optical glass appearance",
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    "name": "15 Spotlight gasket",
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    "name": "16 Spotlight diffuser",
    "kind": "context",
    "group": "tilt",
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    "id": "E17",
    "name": "17 FLE081025 flange / 25.5x9.8x2.5",
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    "id": "E18",
    "name": "18 FLE081025 active face / 23.7x8",
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    "group": "tilt",
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    "id": "E19",
    "name": "19 Upper indicator visual",
    "kind": "context",
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    "id": "E21",
    "name": "21 Mount standoff envelope",
    "kind": "context",
    "group": "mount",
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    "id": "E22",
    "name": "22 Rear slide receiver envelope",
    "kind": "context",
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    "id": "E23",
    "name": "23 Captive lock screw placeholder",
    "kind": "context",
    "group": "mount",
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  {
    "id": "Y01",
    "name": "宇瞳供应商STEP实体 01 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y02",
    "name": "宇瞳供应商STEP实体 02 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y03",
    "name": "宇瞳供应商STEP实体 03 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y04",
    "name": "宇瞳供应商STEP实体 04 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y05",
    "name": "宇瞳供应商STEP实体 05 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y06",
    "name": "宇瞳供应商STEP实体 06 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y07",
    "name": "宇瞳供应商STEP实体 07 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "Y08",
    "name": "宇瞳供应商STEP实体 08 / YT10207+H243+IR0323",
    "kind": "electronics",
    "group": "head",
    "dimension": "供应商原实体；mm；焦距5 mm已由用户确认",
    "status": "S",
    "note": "不按文件名4MM取值；无缩放。镜头前机械包络G Z47.1定位为本轮规划基准，装配基准/公差仍待确认。",
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    "id": "L30",
    "name": "30 PIR nominal focus reserve / sensor not selected",
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    "note": "供应商外形或暂定占位；沿用V16，不代表密封组件",
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    "id": "L32",
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    "note": "供应商外形或暂定占位；沿用V16，不代表密封组件",
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    "id": "P02",
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    "note": "与凹底面连接，需进一步设计辐条/紧固及轴承肩",
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    "note": "包络环；未建滚珠/游隙；密封后缀、材质、配合待选",
    "bounds_mm": [
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    "id": "P031",
    "name": "水平轴承6806 / 上",
    "kind": "bearing",
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    "dimension": "30×42×7 [S]",
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    "note": "包络环；未建滚珠/游隙；密封后缀、材质、配合待选",
    "bounds_mm": [
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    "id": "P04",
    "name": "固定旋转密封套 / 静密封沟槽",
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    "group": "fixed",
    "dimension": "外Ø120；唇封座Ø116×5；槽根Ø119×2.8",
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    "id": "P05",
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    "note": "非现成料号；双向低速防水防尘，供应商确认摩擦与寿命",
    "bounds_mm": [
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      58.0,
      69.0,
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    "volume_mm3": 8717.919613711674,
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    "valid": true
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  {
    "id": "P06",
    "name": "上仓静密封 / 压缩包络",
    "kind": "seal",
    "group": "fixed",
    "dimension": "O圈候选ID118×CS2；压缩后示意",
    "status": "A",
    "note": "仅截面积近似；不是O圈装配形状解算",
    "bounds_mm": [
      -61.0,
      73.46,
      -61.0,
      61.0,
      75.53999999999999,
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    "volume_mm3": 1181.113174043623,
    "solids": 1,
    "valid": true
  },
  {
    "id": "P07",
    "name": "水平大齿轮 / 齿顶包络",
    "kind": "gear",
    "group": "pan",
    "dimension": "m0.6；z120；节圆Ø72；齿宽6",
    "status": "D",
    "note": "圆环为齿顶包络，无齿形；与P08允许啮合包络重叠",
    "bounds_mm": [
      -36.6,
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      -36.6,
      36.6,
      81.0,
      36.6
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    "volume_mm3": 13469.138679294732,
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    "valid": true
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  {
    "id": "P08",
    "name": "水平小齿轮 / 齿顶包络",
    "kind": "gear",
    "group": "fixed",
    "dimension": "m0.6；z18；节圆Ø10.8；中心距41.4",
    "status": "D",
    "note": "",
    "bounds_mm": [
      -6.0,
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      6.0,
      81.0,
      47.4
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    "volume_mm3": 636.172512351933,
    "solids": 1,
    "valid": true
  },
  {
    "id": "P09",
    "name": "水平减速电机 / 预留",
    "kind": "motor",
    "group": "fixed",
    "dimension": "Ø16×22 [A]；输出轴向下",
    "status": "A",
    "note": "外形/输出转速/连续扭矩未选；齿轮级6.667",
    "bounds_mm": [
      -8.0,
      85.0,
      33.4,
      8.0,
      107.0,
      49.4
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    "volume_mm3": 4423.362456254428,
    "solids": 1,
    "valid": true
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  {
    "id": "P10",
    "name": "水平有限转角柔性线环 / 空间预留",
    "kind": "cable",
    "group": "pan",
    "dimension": "外Ø64/内Ø32×12 [A]",
    "status": "A",
    "note": "只表示收纳空间；实际线形、锚点、最小弯曲半径及355°寿命未验证",
    "bounds_mm": [
      -32.0,
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      32.0,
      108.0,
      32.0
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    "volume_mm3": 28952.91789548353,
    "solids": 1,
    "valid": true
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  {
    "id": "P11L",
    "name": "电池包单体空间 / L",
    "kind": "battery",
    "group": "fixed",
    "dimension": "Ø21.7×70.8 [A]",
    "status": "A",
    "note": "可容纳性假设，不是21700电池选型；BMS/绝缘/缓冲/天线另留空间",
    "bounds_mm": [
      -58.85,
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      -37.15,
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      35.4
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    "volume_mm3": 26184.398794285484,
    "solids": 1,
    "valid": true
  },
  {
    "id": "P11R",
    "name": "电池包单体空间 / R",
    "kind": "battery",
    "group": "fixed",
    "dimension": "Ø21.7×70.8 [A]",
    "status": "A",
    "note": "可容纳性假设，不是21700电池选型；BMS/绝缘/缓冲/天线另留空间",
    "bounds_mm": [
      37.15,
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      -35.4,
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    "volume_mm3": 26184.398794285484,
    "solids": 1,
    "valid": true
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    "id": "P12",
    "name": "固定主轴桥架 / 承载路径预留",
    "kind": "fixed",
    "group": "fixed",
    "dimension": "116×16×2 [A]；Y110..112",
    "status": "A",
    "note": "桥架到壳体的紧固座、刚度和热膨胀仍需设计",
    "bounds_mm": [
      -58.0,
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      -8.0,
      58.0,
      112.0,
      8.0
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    "volume_mm3": 3485.8053289415348,
    "solids": 1,
    "valid": true
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  {
    "id": "T01L",
    "name": "固定中空俯仰轴 / L",
    "kind": "fixed",
    "group": "pan",
    "dimension": "Ø12 / 通孔Ø8；长度24.4 [D]",
    "status": "D",
    "note": "",
    "bounds_mm": [
      -56.4,
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      -6.0,
      -32.0,
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      6.0
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    "volume_mm3": 1533.0972149518198,
    "solids": 1,
    "valid": true
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  {
    "id": "T02L",
    "name": "俯仰轴承6801 / L",
    "kind": "bearing",
    "group": "head",
    "dimension": "12×21×5 [S]",
    "status": "S",
    "note": "外圈随头部旋转；右定位、左内圈轴向浮动候选",
    "bounds_mm": [
      -44.5,
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      -10.5,
      -39.5,
      -4.5,
      10.5
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    "volume_mm3": 1166.3162726452106,
    "solids": 1,
    "valid": true
  },
  {
    "id": "T03L",
    "name": "俯仰动密封 / L",
    "kind": "seal",
    "group": "head",
    "dimension": "Ø12×22×4 [A]",
    "status": "A",
    "note": "需确认密封壳转动、固定轴、往复100°的适用性",
    "bounds_mm": [
      -49.5,
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    "volume_mm3": 1068.1415022205297,
    "solids": 1,
    "valid": true
  },
  {
    "id": "T04L",
    "name": "俯仰轴承密封金属套 / L",
    "kind": "rotating",
    "group": "head",
    "dimension": "外Ø26；轴承/唇封分台阶座",
    "status": "D",
    "note": "",
    "bounds_mm": [
      -50.5,
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      -13.0,
      -38.5,
      -2.0,
      13.0
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    "volume_mm3": 2720.6192380087596,
    "solids": 1,
    "valid": true
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  {
    "id": "T01R",
    "name": "固定中空俯仰轴 / R",
    "kind": "fixed",
    "group": "pan",
    "dimension": "Ø12 / 通孔Ø8；长度24.4 [D]",
    "status": "D",
    "note": "",
    "bounds_mm": [
      32.0,
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      56.4,
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      6.0
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    "volume_mm3": 1533.0972149518198,
    "solids": 1,
    "valid": true
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  {
    "id": "T02R",
    "name": "俯仰轴承6801 / R",
    "kind": "bearing",
    "group": "head",
    "dimension": "12×21×5 [S]",
    "status": "S",
    "note": "外圈随头部旋转；右定位、左内圈轴向浮动候选",
    "bounds_mm": [
      39.5,
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      -10.5,
      44.5,
      -4.5,
      10.5
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    "volume_mm3": 1166.3162726452106,
    "solids": 1,
    "valid": true
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  {
    "id": "T03R",
    "name": "俯仰动密封 / R",
    "kind": "seal",
    "group": "head",
    "dimension": "Ø12×22×4 [A]",
    "status": "A",
    "note": "需确认密封壳转动、固定轴、往复100°的适用性",
    "bounds_mm": [
      45.5,
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      -11.0,
      49.5,
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    "volume_mm3": 1068.1415022205297,
    "solids": 1,
    "valid": true
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  {
    "id": "T04R",
    "name": "俯仰轴承密封金属套 / R",
    "kind": "rotating",
    "group": "head",
    "dimension": "外Ø26；轴承/唇封分台阶座",
    "status": "D",
    "note": "",
    "bounds_mm": [
      38.5,
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    "volume_mm3": 2720.6192380087596,
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    "valid": true
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    "id": "T05",
    "name": "固定太阳齿轮 / 齿顶包络",
    "kind": "gear",
    "group": "pan",
    "dimension": "m0.6；z63；节圆Ø37.8；齿宽4",
    "status": "D",
    "note": "键接固定俯仰轴；随护臂水平转动，不随头部俯仰",
    "bounds_mm": [
      34.0,
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    "volume_mm3": 4325.973083993145,
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    "valid": true
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    "id": "T06",
    "name": "俯仰小齿轮 / 齿顶包络",
    "kind": "gear",
    "group": "head",
    "dimension": "m0.6；z18；节圆Ø10.8；中心距24.3",
    "status": "D",
    "note": "",
    "bounds_mm": [
      34.0,
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    "volume_mm3": 424.115008234622,
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    "valid": true
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    "id": "T07",
    "name": "俯仰减速电机 / 预留",
    "kind": "motor",
    "group": "head",
    "dimension": "Ø16×28 [A]；轴向+X",
    "status": "A",
    "note": "固定在头部载架，带小齿轮沿固定太阳轮行走；反力使头部俯仰",
    "bounds_mm": [
      3.0,
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    "volume_mm3": 5629.734035232908,
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    "id": "T08",
    "name": "俯仰柔性线环 / 空间预留",
    "kind": "cable",
    "group": "head",
    "dimension": "外Ø42/内Ø28×6 [A]",
    "status": "A",
    "note": "左侧中空轴穿线，过轴静态灌封后在舱内弯折；动态线形待验证",
    "bounds_mm": [
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    "volume_mm3": 4618.141200776996,
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    "valid": true
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  {
    "id": "T09",
    "name": "后移主板组件 / 预留",
    "kind": "electronics",
    "group": "head",
    "dimension": "68×40×12 [A]；Z−36..−24",
    "status": "A",
    "note": "仅移动未选型主板占位；所选镜头、PIR不移动",
    "bounds_mm": [
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    "volume_mm3": 32640.0,
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    "valid": true
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]