CN209267902U - A kind of circuit protection device - Google Patents
A kind of circuit protection device Download PDFInfo
- Publication number
- CN209267902U CN209267902U CN201821552575.4U CN201821552575U CN209267902U CN 209267902 U CN209267902 U CN 209267902U CN 201821552575 U CN201821552575 U CN 201821552575U CN 209267902 U CN209267902 U CN 209267902U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- pedestal
- protective cover
- detent slot
- protection device
- 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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- Road Signs Or Road Markings (AREA)
Abstract
The utility model discloses a kind of circuit protection devices, including circuit board, pedestal, protective cover, the circuit board is fixedly mounted on pedestal, detent slot is equipped with positioned at the outer ring of circuit board on the pedestal, the protective cover is equipped with cover edge, cover edge is buckled in detent slot, the quadrangle of detent slot is movably equipped with the fixinig plate for fixed cover edge, drying device is equipped on the pedestal between detent slot and circuit board, the protective cover, which is equipped with, accommodates the through-hole that the conducting wire of circuit board passes through, the outside of the through-hole is equipped with tapered portion, conducting wire passes through through-hole and tapered portion extends to outside.The utility model compared with prior art the advantages of be: structure is simple; it is economical and practical; by after increasing protective cover on circuit boards; dust-proof, waterproof effect can be played to a certain extent; drying device in protective cover can be moisture-proof; drying is kept, it is short-circuit to prevent circuit board, while protective cover also acts the effect of insulation and solar heat protection.
Description
Technical field
The utility model relates to circuit protection technical field, in particular to a kind of circuit protection devices.
Background technique
Traffic lights are the important components in traffic signals, are the basic languages of road traffic, are to reinforce road
Traffic administration reduces traffic accident, improves road occupation efficiency, improves a kind of important tool of traffic condition, commonly uses
In places such as public building, avenue, traffic routes, traffic lights are usually to lean on electric power support, and circuit board is equipped in lamp bracket, but
It is that circuit board in the prior art in traffic lights lamp bracket usually lacks protective device, traffic lights are located at open air, rain and snow weather is met with,
Circuit board is easy to produce failure and damage in more moist environment, and signal lamp failure easily causes the hair of traffic accident
It is raw.
Utility model content
The technical problems to be solved in the utility model is to overcome the above technological deficiency, provides a kind of circuit protection device.
In order to solve the above technical problems, technical solution provided by the utility model are as follows: a kind of circuit protection device, including electricity
Road plate, pedestal, protective cover, the circuit board are fixedly mounted on pedestal, are equipped with card positioned at the outer ring of circuit board on the pedestal
Position slot, the protective cover are equipped with cover edge, and for cover along being buckled in detent slot, the quadrangle of detent slot is movably equipped with consolidating for fixed cover edge
Stator is equipped with drying device on the pedestal between detent slot and circuit board, and the protective cover, which is equipped with, accommodates circuit board
The through-hole that passes through of conducting wire, the outside of the through-hole is equipped with tapered portion, and conducting wire passes through through-hole and tapered portion extends to outside.
The utility model compared with prior art the advantages of be: structure is simple, economical and practical, by increasing on circuit boards
After having added protective cover, dust-proof, waterproof effect can be played to a certain extent, and the drying device in protective cover can be to prevent
Tide keeps drying, it is short-circuit to prevent circuit board, while protective cover also acts the effect of insulation and solar heat protection.
As an improvement, being equipped with soft washer in the detent slot.
As an improvement, the soft washer uses elastomeric material
As an improvement, the drying device includes the hollow pipeline for the ring structure being arranged on the inside of detent slot, hollow tube
Bar shaped cloth bag, desiccant-filled, hollow tube road distribution through-hole in cloth bag are equipped in road.
As an improvement, the cloth bag is using ventilative non-woven fabrics material.
As an improvement, one end of the fixinig plate is hingedly connected on pedestal, the other end is fixed by screws on pedestal.
As an improvement, the protective cover uses plastic material.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of circuit protection device of the utility model.
Fig. 2 is a kind of side view of circuit protection device of the utility model.
It is as shown in the figure: 1, circuit board, 2, pedestal, 3, protective cover, 4, detent slot, 5, cover edge, 6, fixinig plate, 7, through-hole, 8,
Tapered portion, 9, hollow pipeline.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings.
In conjunction with attached drawing 1-2, a kind of circuit protection device, including circuit board 1, pedestal 2, protective cover 3, the circuit board 1 are solid
Dingan County is equipped with detent slot 4 positioned at the outer ring of circuit board 1 on the pedestal 2 on the pedestal 2, and the protective cover 3 is equipped with cover along 5,
Cover is buckled in detent slot 4 along 5, and the quadrangle of detent slot 4 is movably equipped with for the fixed fixinig plate 6 covered along 5, and the pedestal 2 is upper
Drying device is equipped between detent slot 4 and circuit board 1, the conducting wire that the protective cover 3 is equipped with receiving circuit board 1 passes through logical
Hole 7, the outside of the through-hole 7 are equipped with tapered portion 8, and conducting wire passes through through-hole 7 and tapered portion 8 and the outside for extending to protective cover 3.
It is equipped with soft washer in the detent slot 4, is conducive to cover and is completely embedded along 5 with detent slot 4.
The soft washer uses elastomeric material, wear-resisting durable.
The drying device includes the hollow pipeline 9 for the ring structure being arranged along the inside of detent slot 4, in hollow pipeline 9
It is desiccant-filled in cloth bag equipped with bar shaped cloth bag, through-hole 7 is distributed on hollow pipeline 9, desiccant absorbs the sky in protective cover 3
Moisture in gas keeps drying, prevents short circuit.
Using ventilative non-woven fabrics material, desiccant is conducive to absorb moisture the cloth bag.
One end of the fixinig plate 6 is hingedly connected on pedestal 2, and the other end is fixed by screws on pedestal 2, convenient for protecting
The dismounting of shield.
The protective cover 3 uses plastic material, and plastics are light, plasticity is good, easy processing, and with plastic production, the protective cover adds
Work is simple, and the protective cover good insulating, heat resistance after being made are good, will not damage wiring board.
In the specific implementation, 2 back side of pedestal is fixed by screws in the lamp bracket of traffic lights the utility model, protective cover 3
Circuit board 1 is covered, the rubber washer in detent slot 4, which is conducive to cover, to be completely embedded along 5 with detent slot 4, leading on circuit board 1
Line is pierced by from through-hole 7 and tapered portion 8, external lamp body or other component, tapered portion 8 be conducive to prevent dust, water etc. from through-hole 7 into
Enter in protective cover 3, the moisture absorption in the air in protective cover 3 is kept dry in protective cover 3, prevent circuit board 1 by desiccant
It is short-circuit in wet environment, avoid traffic lights from generating failure.
The utility model and embodiments thereof are described above, this description is no restricted, shown in attached drawing
Be also one of the embodiments of the present invention, actual structure is not limited to this.All in all if this field
Those of ordinary skill is enlightened by it, without deviating from the purpose of the present invention, not inventively design with
The similar frame mode of the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (7)
1. a kind of circuit protection device, including circuit board (1), pedestal (2), protective cover (3), it is characterised in that: the circuit board
(1) it is fixedly mounted on pedestal (2), the outer ring on the pedestal (2) positioned at circuit board (1) is equipped with detent slot (4), the protection
It covers (3) and is equipped with cover along (5), cover is buckled in detent slot (4) along (5), and the quadrangle of detent slot (4) is movably equipped with for fixed cover edge
(5) fixinig plate (6) is equipped with drying device, the protection on the pedestal (2) between detent slot (4) and circuit board (1)
Cover (3), which is equipped with, accommodates the through-hole (7) that the conducting wire of circuit board (1) passes through, and the outside of the through-hole (7) is equipped with tapered portion (8), leads
Line passes through through-hole (7) and tapered portion (8) and the outside for extending to protective cover (3).
2. a kind of circuit protection device according to claim 1, it is characterised in that: be equipped in the detent slot (4) soft
Washer.
3. a kind of circuit protection device according to claim 2, it is characterised in that: the soft washer uses elastic rubber
Material.
4. a kind of circuit protection device according to claim 1, it is characterised in that: the drying device includes along detent slot
(4) the hollow pipeline (9) of the ring structure of inside setting, hollow pipeline (9) is interior to be equipped with bar shaped cloth bag, fills drying in cloth bag
Through-hole (7) are distributed on hollow pipeline (9) in agent.
5. a kind of circuit protection device according to claim 4, it is characterised in that: the cloth bag is using ventilative non-woven fabrics
Material.
6. a kind of circuit protection device according to claim 1, it is characterised in that: one end of the fixinig plate (6) is hinged
It is connected on pedestal (2), the other end is fixed by screws on pedestal (2).
7. a kind of circuit protection device according to claim 1, it is characterised in that: the protective cover (3) uses plastics material
Matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821552575.4U CN209267902U (en) | 2018-09-21 | 2018-09-21 | A kind of circuit protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821552575.4U CN209267902U (en) | 2018-09-21 | 2018-09-21 | A kind of circuit protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209267902U true CN209267902U (en) | 2019-08-16 |
Family
ID=67552972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821552575.4U Expired - Fee Related CN209267902U (en) | 2018-09-21 | 2018-09-21 | A kind of circuit protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209267902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111510796A (en) * | 2020-05-25 | 2020-08-07 | 杭州迪喾软件科技有限公司 | Prevent short circuit equipment based on network switch circuit board after weing |
-
2018
- 2018-09-21 CN CN201821552575.4U patent/CN209267902U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111510796A (en) * | 2020-05-25 | 2020-08-07 | 杭州迪喾软件科技有限公司 | Prevent short circuit equipment based on network switch circuit board after weing |
| CN111510796B (en) * | 2020-05-25 | 2020-12-22 | 南通全用电子工业有限公司 | Prevent short circuit equipment based on network switch circuit board after weing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20210921 |