CN201119173Y - Waterproof device for circuit board - Google Patents
Waterproof device for circuit board Download PDFInfo
- Publication number
- CN201119173Y CN201119173Y CNU2007201783184U CN200720178318U CN201119173Y CN 201119173 Y CN201119173 Y CN 201119173Y CN U2007201783184 U CNU2007201783184 U CN U2007201783184U CN 200720178318 U CN200720178318 U CN 200720178318U CN 201119173 Y CN201119173 Y CN 201119173Y
- Authority
- CN
- China
- Prior art keywords
- circuit board
- protruding wall
- compartment
- waterproof
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a waterproof device of a circuit board, which comprises a circuit board fixedly arranged in a waterproof box, and a power plug inserted into the circuit board. The waterproof device is characterized in that an outward protruding connecting pipe with an external thread is arranged on the waterproof box, an annular flange is arranged at the end part of the power plug, the power plug is inserted in the connecting pipe, a sealing ring is arranged between the flange of the power plug, and the outer end surface of the connecting pipe, an inward protruding screw cap with an internal thread is bolted on the external thread of the connecting pipe, and the flange of the screw cap is propped against the flange of the power plug. A ring of groove is arranged on the top end surface of the waterproof box, a ring of flange of waterproof box is arranged on the lower end surface of the box cover of the waterproof box, the flange is inserted into the groove of the waterproof box, a sealing ring is nested in the groove, and the box cover is fixed and connected with the waterproof box via a screw. The waterproof device provides perfect waterproof protection for the circuit board in the waterproof box.
Description
Technical field
The utility model is about a kind of mechanical device, specifically, is the water-tight device that applies to circuit board about a kind of.
Background technology
At present in various plant equipment, extensive use circuit board as control appliance, circuit board is very high to the requirement of waterproof, be in humidity, environment such as low-lying if used the plant equipment of circuit board, thereby extraneous water is easy to enter circuit board surface or enters circuit board from the interface of circuit board and external power supply and causes short circuit or damage.
Summary of the invention
The utility model provides a kind of water-tight device of circuit board, and its objective is provides a kind of device that can carry out perfect waterproofing protection to circuit board.
The utility model technical scheme that adopts of dealing with problems is:
The water-tight device of circuit board, comprise the circuit board that is installed in the compartment, attaching plug is plugged on the circuit board, it is characterized in that: compartment is provided with the externally threaded adapter of having of outside protrusion, the attaching plug end is provided with the protruding wall of ring-type, and attaching plug is inserted in the adapter, is provided with sealing ring between the protruding wall of attaching plug and the adapter outer face, the nut with internal thread that is provided with to projecting inward protruding wall is arranged on the external screw thread of adapter, and the protruding wall of nut is resisted against the protruding wall of attaching plug.
The compartment top end face is provided with a circle groove, and the lid lower surface of compartment is provided with the protruding wall of a circle, and this protruding wall is inserted in the groove of compartment, and groove is embedded with sealing ring, has screw and connects lid box compartment fastening.
The beneficial effects of the utility model are: nut and adapter be threaded can the crush seal circle obtains when attaching plug inserts sealing effectiveness, being threaded itself also has certain sealing effectiveness.The concavo-convex cooperation of compartment and lid can the crush seal circle after fastening by screw, the sealing effectiveness that obtains.The circuit board that above measure is opposite in the compartment provides perfect waterproofing protection.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
Further specify below in conjunction with accompanying drawing and embodiment
As shown in Figure 1, circuit board 8 is installed in the compartment 1, compartment 1 is provided with the externally threaded adapter 10 of having of outside protrusion, attaching plug 5 ends are provided with the protruding wall 6 of ring-type, entering after attaching plug 5 is inserted in and takes in 10 is plugged on the circuit board 8 in the compartment 1, be provided with sealing ring 7 between the protruding wall 6 of attaching plug 5 and adapter 10 outer faces, the nut with internal thread 4 that is provided with to projecting inward protruding wall 41 is arranged on the external screw thread of adapter 10, the protruding wall 41 of nut 4 is resisted against the protruding wall 6 of attaching plug 5, thereby sealing ring 7 is pushed by the outer face of the protruding wall 6 of attaching plug 5 and adapter 10.
Claims (2)
1, the water-tight device of circuit board, comprise the circuit board that is installed in the compartment, attaching plug is plugged on the circuit board, it is characterized in that: compartment is provided with the externally threaded adapter of having of outside protrusion, the attaching plug end is provided with the protruding wall of ring-type, attaching plug is inserted in the adapter, be provided with sealing ring between the protruding wall of attaching plug and the adapter outer face, the nut with internal thread that is provided with to projecting inward protruding wall is arranged on the external screw thread of adapter, and the protruding wall of nut is resisted against the protruding wall of attaching plug.
2, the water-tight device of circuit board as claimed in claim 1, it is characterized in that: the compartment top end face is provided with a circle groove, the lid lower surface of compartment is provided with the protruding wall of a circle, this protruding wall is inserted in the groove of compartment, groove is embedded with sealing ring, has screw and connects lid box compartment fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201783184U CN201119173Y (en) | 2007-10-08 | 2007-10-08 | Waterproof device for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201783184U CN201119173Y (en) | 2007-10-08 | 2007-10-08 | Waterproof device for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201119173Y true CN201119173Y (en) | 2008-09-17 |
Family
ID=39993780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201783184U Expired - Fee Related CN201119173Y (en) | 2007-10-08 | 2007-10-08 | Waterproof device for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201119173Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104023496A (en) * | 2013-03-01 | 2014-09-03 | 株式会社电装 | Electronic control unit used for vehicle |
| CN104754893A (en) * | 2015-03-31 | 2015-07-01 | 中国建筑第六工程局有限公司 | Protection box used for steel-structure monitoring data collecting and sending equipment and mounting method |
| CN105283015A (en) * | 2015-10-21 | 2016-01-27 | 河南兵峰电子科技有限公司 | Waterproof box and device control terminal using such waterproof box |
-
2007
- 2007-10-08 CN CNU2007201783184U patent/CN201119173Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104023496A (en) * | 2013-03-01 | 2014-09-03 | 株式会社电装 | Electronic control unit used for vehicle |
| CN104023496B (en) * | 2013-03-01 | 2018-03-27 | 株式会社电装 | Electronic control unit for vehicle |
| CN104754893A (en) * | 2015-03-31 | 2015-07-01 | 中国建筑第六工程局有限公司 | Protection box used for steel-structure monitoring data collecting and sending equipment and mounting method |
| CN104754893B (en) * | 2015-03-31 | 2017-11-28 | 中国建筑第六工程局有限公司 | The protective housing and installation method of equipment are gathered and sent for steel construction Monitoring Data |
| CN105283015A (en) * | 2015-10-21 | 2016-01-27 | 河南兵峰电子科技有限公司 | Waterproof box and device control terminal using such waterproof box |
| CN105283015B (en) * | 2015-10-21 | 2018-03-09 | 河南兵峰电子科技有限公司 | A kind of compartment and the Facility Control Terminal using the compartment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Taizhou Minghua industry and Trade Co., Ltd. Assignor: Yan Lingming Contract fulfillment period: 2008.10.18 to 2014.10.18 Contract record no.: 2009330000801 Denomination of utility model: Waterproof device for circuit board Granted publication date: 20080917 License type: Exclusive license Record date: 20090427 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.18 TO 2014.10.18; CHANGE OF CONTRACT Name of requester: TAIZHOU MINGHUA INDUSTRY AND TRADE CO., LTD. Effective date: 20090427 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Taizhou Minghua industry and Trade Co., Ltd. Assignor: Yan Lingming Contract record no.: 2009330000801 Date of cancellation: 20110923 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wenling Minghua Gear Co., Ltd. Assignor: Yan Lingming Contract record no.: 2011330001179 Denomination of utility model: Waterproof device for circuit board Granted publication date: 20080917 License type: Exclusive License Record date: 20110926 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20101008 |