CN203503556U - Relay having linkage heat radiation structure used for closing loop - Google Patents
Relay having linkage heat radiation structure used for closing loop Download PDFInfo
- Publication number
- CN203503556U CN203503556U CN201320683153.1U CN201320683153U CN203503556U CN 203503556 U CN203503556 U CN 203503556U CN 201320683153 U CN201320683153 U CN 201320683153U CN 203503556 U CN203503556 U CN 203503556U
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- China
- Prior art keywords
- heat radiation
- relay
- gangbar
- heat dissipation
- circuit
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- Expired - Fee Related
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Abstract
The utility model discloses a relay having a linkage heat radiation structure used for a closing loop, which comprises a case and a circuit board arranged in the case, the circuit board comprises a sampling sensor, a light isolation circuit electrically connected to the sampling sensor and a time-delay control drive circuit connected to the light isolation circuit, an partition plate is provided at the inner side of the case, a top radiating hole and a bottom radiating hole are provided on same wall of the case, a top heat radiation chamber and a bottom heat radiation chamber are provided on the inner partition plate, a top linkage plate is provided between the top radiating hole and the top heat radiation chamber, a bottom linkage plate is provided between the bottom radiating hole and the bottom heat radiation chamber, an internal circulation heat radiation channel is provided between the case and the inner partition plate, a linkage rod is provided in the internal circulation heat radiation channel, and a miniature heat radiation fan is provided in the top heat radiation chamber. The relay having the linkage heat radiation structure has the advantages of simple structure, as well as fast and convenient installation and usage, the heat radiation performance of the relay is increased, the usage stability and reliability can be effectively increased, and the applicability is strong.
Description
Technical field
The utility model belongs to electric power closing circuit resist technology field, is specifically related to a kind of closing circuit relay with interlock radiator structure.
Background technology
In power supply system closing circuit, generally all can be provided with closing protective relay; its can effectively prevent coil when closing a floodgate because fault is burnt; avoided causing serious economic loss; it is simple in structure; practicality is better, yet the closing protective relay heat dispersion of prior art is poor, can affect to a certain extent useful life and the stability in use of closing protective relay; be difficult to the protection effect that reaches desirable, applicability is restricted to a certain extent.
Summary of the invention
The purpose of this utility model is that confession is a kind of simple in structure, the closing circuit relay with interlock radiator structure that perfect heat-dissipating and stability in use are strong.
The technical scheme that realizes the utility model object is a kind of closing circuit relay with interlock radiator structure, comprise housing, be arranged on the circuit board in described housing, on described circuit board, comprise sampling sensor, the optically coupled isolation circuit being electrically connected to described sampling sensor, drive circuit is controlled in the time delay being connected with described optically coupled isolation circuit, in described housing inner side, be provided with interior division board, on the same wall of described housing, be provided with top heat dissipation hole and bottom heat radiation hole, on described interior division board, be provided with the top heat dissipation chamber of matching with described top heat dissipation hole site and the bottom heat radiation chamber of matching with described bottom heat radiation hole site, between described top heat dissipation hole and described top heat dissipation chamber, be provided with top linkage board, between described bottom heat radiation hole and described bottom heat radiation chamber, be provided with bottom linkage board, between described housing and described interior division board, be provided with interior circulation cooling passage, in described interior circulation cooling passage, be provided with gangbar, the two ends of described gangbar are connected with bottom gangbar with described top gangbar respectively, in described top heat dissipation chamber, be provided with small-sized heat radiating fan.
Described optically coupled isolation circuit comprises light isolating chip, the resistance being connected with described smooth isolating chip.
Between described housing and described interior division board, be provided with gangbar driver, on described circuit board, be provided with temperature sensor, described temperature sensor is connected with described gangbar driver.
Described sampling sensor is current sensor.
The utlity model has positive effect: of the present utility model simple in structure, easy to install quick, can effectively protect the coil of closing circuit to be not easy to be burned, in housing, be provided with interior division board, and on housing, be provided with top heat dissipation hole and bottom heat radiation hole, on interior division board, be provided with top heat dissipation chamber and the bottom heat radiation chamber of matching with top heat dissipation hole and bottom heat radiation hole, and establish top linkage board and bottom linkage board, when in relay, temperature is lower, by interior circulation, realize heat radiation, when in it, temperature is higher, can realize cooling by outer loop, improved to a certain extent the heat dispersion of relay, effectively raise stability in use and reliability, applicability is stronger.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below, wherein:
Fig. 1 is structural representation of the present utility model.
Embodiment
(embodiment 1)
Fig. 1 has shown a kind of embodiment of the present utility model, and wherein Fig. 1 is structural representation of the present utility model.
See Fig. 1, a kind of closing circuit relay with interlock radiator structure, comprise housing 1, be arranged on the circuit board 2 in described housing 1, on described circuit board 2, comprise sampling sensor 3, the optically coupled isolation circuit 4 being electrically connected to described sampling sensor 3, drive circuit 5 is controlled in the time delay being connected with described optically coupled isolation circuit 4, in described housing 1 inner side, be provided with interior division board 6, on the same wall of described housing 1, be provided with top heat dissipation hole 11 and bottom heat radiation hole 12, on described interior division board 6, be provided with the top heat dissipation chamber 61 of matching with 11 positions, described top heat dissipation hole and the bottom heat radiation chamber 62 of matching with 12 positions, described bottom heat radiation hole, between described top heat dissipation hole 11 and described top heat dissipation chamber 61, be provided with top linkage board 7, between described bottom heat radiation hole 12 and described bottom heat radiation chamber 62, be provided with bottom linkage board 8, between described housing 1 and described interior division board 6, be provided with interior circulation cooling passage 9, in described interior circulation cooling passage 9, be provided with gangbar 10, the two ends of described gangbar 10 are connected with bottom gangbar 8 with described top gangbar 7 respectively, in described top heat dissipation chamber 61, be provided with small-sized heat radiating fan 15.When temperature is lower in relay, by interior circulation, realize heat radiation, when temperature is higher in it, can realize cooling by outer loop, improved to a certain extent the heat dispersion of relay, effectively raise stability in use and reliability, applicability is stronger.
Described optically coupled isolation circuit 4 comprises light isolating chip, the resistance R being connected with described smooth isolating chip T.
Between described housing 1 and described interior division board 6, be provided with gangbar driver 13, on described circuit board 2, be provided with temperature sensor 14, described temperature sensor 14 is connected with described gangbar driver 13.
Described sampling sensor 3 is current sensor.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And these belong to apparent variation or the change that connotation of the present utility model extends out and still belong to protection range of the present utility model.
Claims (4)
- One kind have interlock radiator structure closing circuit relay, comprise housing, be arranged on the circuit board in described housing, on described circuit board, comprise sampling sensor, the optically coupled isolation circuit being electrically connected to described sampling sensor, drive circuit is controlled in the time delay being connected with described optically coupled isolation circuit, it is characterized in that: in described housing inner side, be provided with interior division board, on the same wall of described housing, be provided with top heat dissipation hole and bottom heat radiation hole, on described interior division board, be provided with the top heat dissipation chamber of matching with described top heat dissipation hole site and the bottom heat radiation chamber of matching with described bottom heat radiation hole site, between described top heat dissipation hole and described top heat dissipation chamber, be provided with top linkage board, between described bottom heat radiation hole and described bottom heat radiation chamber, be provided with bottom linkage board, between described housing and described interior division board, be provided with interior circulation cooling passage, in described interior circulation cooling passage, be provided with gangbar, the two ends of described gangbar are connected with bottom gangbar with described top gangbar respectively, in described top heat dissipation chamber, be provided with small-sized heat radiating fan.
- 2. the closing circuit relay with interlock radiator structure according to claim 1, is characterized in that: described optically coupled isolation circuit comprises light isolating chip the resistance being connected with described smooth isolating chip.
- According to claim 2 have interlock radiator structure closing circuit relay, it is characterized in that: between described housing and described interior division board, be provided with gangbar driver, on described circuit board, be provided with temperature sensor, described temperature sensor is connected with described gangbar driver.
- 4. the closing circuit relay with interlock radiator structure according to claim 3, is characterized in that: described sampling sensor is current sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320683153.1U CN203503556U (en) | 2013-10-24 | 2013-10-24 | Relay having linkage heat radiation structure used for closing loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320683153.1U CN203503556U (en) | 2013-10-24 | 2013-10-24 | Relay having linkage heat radiation structure used for closing loop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203503556U true CN203503556U (en) | 2014-03-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320683153.1U Expired - Fee Related CN203503556U (en) | 2013-10-24 | 2013-10-24 | Relay having linkage heat radiation structure used for closing loop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203503556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918463A (en) * | 2015-06-18 | 2015-09-16 | 中山市默拜尔网络科技有限公司 | Communication box with linkage heat dissipation structure |
-
2013
- 2013-10-24 CN CN201320683153.1U patent/CN203503556U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918463A (en) * | 2015-06-18 | 2015-09-16 | 中山市默拜尔网络科技有限公司 | Communication box with linkage heat dissipation structure |
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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 |
Granted publication date: 20140326 Termination date: 20141024 |
|
| EXPY | Termination of patent right or utility model |