CN214848465U - Novel static contact assembly - Google Patents
Novel static contact assembly Download PDFInfo
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- CN214848465U CN214848465U CN202121399822.3U CN202121399822U CN214848465U CN 214848465 U CN214848465 U CN 214848465U CN 202121399822 U CN202121399822 U CN 202121399822U CN 214848465 U CN214848465 U CN 214848465U
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- support
- static contact
- contact body
- mounting hole
- fixed
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Abstract
The utility model discloses a novel static contact subassembly, including contact body, protection casing, support and high pressure resistant insulating paint layer, be fixed with the contact body on the support, and be provided with the protection casing on the support of contact body one end, evenly be provided with first screw thread mounting hole and second screw thread mounting hole on the support. The utility model discloses an install the support, heat conduction silica gel inoxidizing coating and high pressure resistant insulating paint layer, make static contact mechanism optimize the performance of self, during the use, on the one hand there is the heat conduction silica gel inoxidizing coating through the lateral wall parcel at the support, the insulation and the heat conduction effect of static contact mechanism have been promoted, on the other hand is provided with high pressure resistant insulating paint layer through the lateral wall at the heat conduction silica gel inoxidizing coating, the high pressure resistant insulating paint layer that does benefit to the coating processing of being convenient for wraps up the support completely, the coverage protecting effect has been promoted, and then the flashover that has comprehensively avoided producing because of the high pressure, breakdown phenomenon, the high pressure resistant performance and the security performance of static contact mechanism have been strengthened.
Description
Technical Field
The utility model relates to a circuit breaker technical field specifically is a novel static contact subassembly.
Background
The circuit breaker is widely applied in a power distribution system, the circuit breaker can control the current switch, the static contact assembly is one of the most important mechanisms in the circuit breaker, but the existing static contact assembly still has the defects of poor arc prevention effect, poor high-voltage resistance protection performance, poor heat conduction and insulation performance and difficulty in fixed installation when in actual use, and the static contact mechanism has poor use effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel fixed contact subassembly to the problem of preventing that the arc effect is poor, high voltage resistant protective properties is poor, heat conduction insulating properties is poor and difficult fixed mounting that proposes among the above-mentioned background art is solved.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel static contact subassembly, includes contact body, protection casing, support and high pressure resistant insulating paint layer, be fixed with the contact body on the support, just be provided with the protection casing on the support of contact body one end, evenly be provided with first screw thread mounting hole and second screw thread mounting hole on the support, just the one end that the support bottom is close to first screw thread mounting hole evenly is provided with first preformed groove to the inside of first preformed groove is fixed with first two-sided adhesive tape of heat conduction, the one end that first screw thread mounting hole was kept away from to the support bottom evenly is provided with the second preformed groove, and the inside of second preformed groove is fixed with the two-sided adhesive tape of second heat conduction, one side of support evenly is provided with receipts wire casing, the lateral wall parcel of support has the heat conduction silica gel inoxidizing coating, just the lateral wall of heat conduction silica gel inoxidizing coating is provided with high pressure resistant insulating paint layer.
Preferably, constitute between contact body and the support and bond, just the material of contact body is the copper tungsten alloy, and be provided with the silvered film on the contact body, make it when guaranteeing contact body conductivity, promoted contact body's wear-resisting and high temperature resistant effect.
Preferably, the support is made of engineering plastics, and the support and the protective cover are bonded to each other, so that the support can protect electric arcs.
Preferably, 2 take-up grooves are formed in the static contact mechanism, and wire winding rollers are fixed on the take-up grooves, so that wires used for connection on the static contact mechanism can be wound and sorted.
Preferably, the number of the first threaded mounting hole and the number of the second threaded mounting hole are 2, and anti-slip rubber sheets are embedded on the supports on the outer sides of the first threaded mounting hole and the second threaded mounting hole, so that a user can conveniently fix and mount the static contact mechanism at a proper position through screws.
Preferably, all bond card lines on the receipts wire casing of wire winding roller one end, just the inside wall of card lines is evenly fixed with anti-skidding rubber arch, makes it can realize spacing to the connecting wire after the rolling.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the novel static contact assembly is provided with the support, the heat-conducting silica gel protective layer and the high-voltage-resistant insulating paint layer, so that the static contact mechanism optimizes the performance of the static contact mechanism, when the novel static contact assembly is used, on one hand, the heat-conducting silica gel protective layer is wrapped on the outer side wall of the support, the insulation and heat conduction effects of the static contact mechanism are improved, on the other hand, the high-voltage-resistant insulating paint layer is arranged on the outer side wall of the heat-conducting silica gel protective layer, the support is completely wrapped by the high-voltage-resistant insulating paint layer which is favorable for coating treatment, the covering protection effect is improved, the phenomena of flash and breakdown caused by high voltage are comprehensively avoided, and the high-voltage resistance performance and the safety performance of the static contact mechanism are enhanced;
(2) the novel static contact assembly is provided with a support, a protective cover, a clamping line and a winding roller, so that when the static contact mechanism is actually used, on one hand, the protective cover is bonded on the support, the arc sprayed out of the static contact mechanism can be protected when the breaker is switched on and off in fault current, the safety effect of the static contact mechanism is enhanced, on the other hand, the material of the contact body is made of silver-plated copper-tungsten alloy, the wear-resistant and high-temperature-resistant effects of the contact body are improved while the electric conductivity of the contact body is ensured, and the clamping limiting effect of the clamping line is matched by two wire collecting grooves arranged on the support and the wire winding effect of the winding roller inside the wire collecting grooves, so that the winding arrangement of connecting wires can be realized, and the neatness of a circuit structure is improved;
(3) this novel static contact subassembly is through installing the two-sided adhesive tape of second heat conduction, first screw thread mounting hole and second screw thread mounting hole, make static contact mechanism optimize the structure of self, during the use, the user can utilize the effect of two first screw thread mounting holes and second screw thread mounting hole on the one hand, carry out fixed mounting with static contact mechanism in suitable position through the screw, on the other hand has set gradually the first preformed groove that fills there is the two-sided adhesive tape of first heat conduction through the bottom at the support, and it has the second preformed groove of the two-sided adhesive tape of second heat conduction to fill, thereby it is fixed to make static contact mechanism realize bonding when the bolt fastening, and then through multilayer fixed knot structure, the fastness when static contact mechanism assembles has been promoted.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic view of the bottom view structure of the present invention;
FIG. 3 is a schematic view of a rear view cross-sectional structure of the wire collecting groove of the present invention;
fig. 4 is a schematic view of the cross-sectional structure of the sidewall of the support of the present invention.
In the figure: 1. a contact body; 2. a protective cover; 3. a support; 4. a wire collecting groove; 5. a first preformed groove; 6. a first heat-conducting double-sided adhesive tape; 7. a first threaded mounting hole; 8. a second threaded mounting hole; 9. a second heat-conducting double-sided adhesive tape; 10. a second preformed groove; 11. clamping a line; 12. a winding roller; 13. a heat-conducting silica gel protective layer; 14. and a high-pressure resistant insulating paint layer.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a novel static contact assembly comprises a contact body 1, a protective cover 2, a support 3 and a high-voltage-resistant insulating paint layer 14, wherein the contact body 1 is fixed on the support 3, and the protective cover 2 is arranged on the support 3 at one end of the contact body 1;
a first threaded mounting hole 7 and a second threaded mounting hole 8 are uniformly formed in the support 3, a first preformed groove 5 is uniformly formed in one end, close to the first threaded mounting hole 7, of the bottom of the support 3, and a first heat-conducting double-sided adhesive tape 6 is fixed inside the first preformed groove 5;
a second preformed groove 10 is uniformly formed in one end, far away from the first threaded mounting hole 7, of the bottom of the support 3, a second heat-conducting double-sided adhesive tape 9 is fixed inside the second preformed groove 10, and a wire collecting groove 4 is uniformly formed in one side of the support 3;
the outer side wall of the support 3 is wrapped with a heat-conducting silica gel protective layer 13, and the outer side wall of the heat-conducting silica gel protective layer 13 is provided with a high-pressure-resistant insulating paint layer 14;
bonding is formed between the contact body 1 and the support 3, the contact body 1 is made of copper-tungsten alloy, and a silver coating is arranged on the contact body 1;
when the contact structure is used, the material of the contact body 1 is silver-plated copper-tungsten alloy, so that the wear-resistant and high-temperature-resistant effects of the contact body 1 are improved while the conductivity of the contact body is ensured;
the support 3 is made of engineering plastics, and the support 3 and the protective cover 2 are bonded;
when the static contact mechanism is used, the protective cover 2 is bonded on the support 3, so that the arc sprayed out of the circuit breaker can be protected when the circuit breaker breaks the fault current, and the safety effect of the static contact mechanism is enhanced;
2 wire winding grooves 4 are formed, and wire winding rollers 12 are fixed on the wire winding grooves 4;
when the static contact mechanism is used, the two wire collecting grooves 4 arranged on the support 3 can be used for collecting and arranging wires for connection on the static contact mechanism by utilizing the wire winding and collecting effect of the wire winding rollers 12 in the wire collecting grooves 4;
the wire winding grooves 4 at one end of the wire winding roller 12 are all bonded with clamping lines 11, and anti-skid rubber bulges are uniformly fixed on the inner side walls of the clamping lines 11;
when the wire winding device is used, a user can utilize the clamping limiting effect of the wire clamping strip 11 in the wire winding groove 4 on the wire to realize the limiting of the wound connecting wire;
2 first threaded mounting holes 7 and 2 second threaded mounting holes 8 are arranged, and anti-skid rubber sheets are inlaid on the support 3 outside the first threaded mounting holes 7 and the second threaded mounting holes 8;
when the static contact mechanism is used, a user can fixedly install the static contact mechanism at a proper position through screws by utilizing the effects of the two first threaded mounting holes 7 and the second threaded mounting hole 8.
When the embodiment of the application is used: a user can fixedly install the static contact mechanism at a proper position by using the action of the two first threaded mounting holes 7 and the second threaded mounting hole 8 through screws, and the static contact mechanism is fixed by bolts and simultaneously is bonded and fixed by sequentially arranging the first preformed groove 5 filled with the first heat-conducting double-sided adhesive tape 6 and the second preformed groove 10 filled with the second heat-conducting double-sided adhesive tape 9 at the bottom of the support 3, so that the firmness of the static contact mechanism during assembly is improved by the multilayer fixing structure, the insulation and heat conduction effects of the static contact mechanism are improved by wrapping the heat-conducting silica gel protective layer 13 on the outer side wall of the support 3 during specific operation of the static contact mechanism, and the support 3 is completely wrapped by the high-pressure-resistant insulating paint layer 14 which is favorable for coating treatment by arranging the high-pressure-resistant insulating paint layer 14 on the outer side wall of the silica gel heat-conducting protective layer 13, the coverage protection effect is improved, the phenomena of arc flashover and breakdown caused by high voltage are comprehensively avoided, the high voltage resistance and the safety performance of the static contact mechanism are enhanced, in addition, the protective cover 2 is bonded on the support 3, the electric arc sprayed out of the protective cover can be protected when the breaker breaks the fault current, and the safety effect of the static contact mechanism is enhanced.
Claims (6)
1. A novel static contact assembly is characterized by comprising a contact body (1), a protective cover (2), a support (3) and a high-pressure-resistant insulating paint layer (14), wherein the contact body (1) is fixed on the support (3), the protective cover (2) is arranged on the support (3) at one end of the contact body (1), first threaded mounting holes (7) and second threaded mounting holes (8) are uniformly formed in the support (3), a first reserved groove (5) is uniformly formed in one end, close to the first threaded mounting holes (7), of the bottom of the support (3), a first heat-conducting double-sided adhesive tape (6) is fixed inside the first reserved groove (5), a second reserved groove (10) is uniformly formed in one end, far away from the first threaded mounting holes (7), of the bottom of the support (3), and a second heat-conducting double-sided adhesive tape (9) is fixed inside the second reserved groove (10), one side of support (3) evenly is provided with receipts line groove (4), the lateral wall parcel of support (3) has heat conduction silica gel inoxidizing coating (13), just the lateral wall of heat conduction silica gel inoxidizing coating (13) is provided with high pressure resistant insulating varnish layer (14).
2. The novel fixed contact assembly of claim 1, wherein: bonding is formed between the contact body (1) and the support (3), the contact body (1) is made of copper-tungsten alloy, and a silver coating is arranged on the contact body (1).
3. The novel fixed contact assembly of claim 1, wherein: the material of support (3) is engineering plastics, constitute between support (3) and protection casing (2) and bond.
4. The novel fixed contact assembly of claim 1, wherein: the winding device is characterized in that 2 winding grooves (4) are formed, and winding rollers (12) are fixed on the winding grooves (4).
5. The novel fixed contact assembly of claim 1, wherein: first screw thread mounting hole (7) and second screw thread mounting hole (8) all are provided with 2, just all inlay on support (3) in first screw thread mounting hole (7) and second screw thread mounting hole (8) outside and have anti-skidding sheet rubber.
6. The novel fixed contact assembly of claim 4, wherein: all bond card lines (11) on receipts wire casing (4) of wire winding roller (12) one end, just the inside wall of card lines (11) is evenly fixed with anti-skidding rubber arch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121399822.3U CN214848465U (en) | 2021-06-23 | 2021-06-23 | Novel static contact assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121399822.3U CN214848465U (en) | 2021-06-23 | 2021-06-23 | Novel static contact assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214848465U true CN214848465U (en) | 2021-11-23 |
Family
ID=78809372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121399822.3U Active CN214848465U (en) | 2021-06-23 | 2021-06-23 | Novel static contact assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214848465U (en) |
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2021
- 2021-06-23 CN CN202121399822.3U patent/CN214848465U/en active Active
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