CN216920453U - 一种具有防盗结构的井盖 - Google Patents
一种具有防盗结构的井盖 Download PDFInfo
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- CN216920453U CN216920453U CN202122770843.8U CN202122770843U CN216920453U CN 216920453 U CN216920453 U CN 216920453U CN 202122770843 U CN202122770843 U CN 202122770843U CN 216920453 U CN216920453 U CN 216920453U
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- 238000007789 sealing Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
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CN202122770843.8U CN216920453U (zh) | 2021-11-12 | 2021-11-12 | 一种具有防盗结构的井盖 |
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CN202122770843.8U CN216920453U (zh) | 2021-11-12 | 2021-11-12 | 一种具有防盗结构的井盖 |
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CN216920453U true CN216920453U (zh) | 2022-07-08 |
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Effective date of registration: 20240222 Address after: No. 187 Liucun, Majiawu Town, Renqiu City, Cangzhou City, Hebei Province, 062550 Patentee after: Qi Jianjun Country or region after: China Patentee after: Qi Zhaohui Address before: 100000 1803-167, 18th floor, building 2, yard 1, Hangfeng Road, Fengtai District, Beijing Patentee before: Beijing Jianqi Power Technology Engineering Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240304 Address after: 062550 East side of Jingkai Road, Renqiu City, Cangzhou City, Hebei Province North side of Renqiu Technological Development Zone Management Committee Patentee after: Hebei Yize Telecom Technology Co.,Ltd. Country or region after: China Address before: No. 187 Liucun, Majiawu Town, Renqiu City, Cangzhou City, Hebei Province, 062550 Patentee before: Qi Jianjun Country or region before: China Patentee before: Qi Zhaohui |
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