CN204575209U - A kind of open type big current contact arm temperature measuring equipment - Google Patents
A kind of open type big current contact arm temperature measuring equipment Download PDFInfo
- Publication number
- CN204575209U CN204575209U CN201520233397.9U CN201520233397U CN204575209U CN 204575209 U CN204575209 U CN 204575209U CN 201520233397 U CN201520233397 U CN 201520233397U CN 204575209 U CN204575209 U CN 204575209U
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- contact arm
- temperature sensor
- magnetic core
- sensor module
- module
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Abstract
The utility model discloses a kind of open type big current contact arm temperature measuring equipment, comprises induction electricity-fetching module and temperature sensor module; Induction electricity-fetching module is arranged on contact arm, is connected, for temperature sensor module is powered with temperature sensor module; Contact arm forms cavity, and temperature sensor module embeds in contact arm cavity.Temperature sensor module is embedded contact arm inside by the utility model, to such an extent as to can not change the distribution of static contact box internal electric field and insulation distance, reduces insulation fault and occurs.
Description
Technical field
The utility model relates to a kind of temperature measuring equipment, refers in particular to a kind of open type big current contact arm temperature measuring equipment.
Background technology
Switchgear is in long-term operational process, and the parts such as the contact in switch cubicle and joint, because of Rig up error or wear and aging, make contact resistance increase, and causes loop temperature abnormal.If fail know in time and process, and continue to run, then aggravation heating and oxidation further, thus occur that fingertip fusing comes off and contact burning phenomenon, blast even on fire.
Publication number is that CN202066606 discloses a kind of isolating switch intelligent temperature measurement survey electric current contact arm and analytic system thereof, its open intelligent temperature measurement is surveyed electric current contact arm and is comprised induction electricity-fetching module, temperature sensor, data processing module and the first wireless communication module, and the induction of this induction electricity-fetching module obtains electric current and provides power supply; This temperature sensor embeds the temperature being arranged on and detecting contact arm body in contact arm body; This temperature sensor is connected with data processing module, and this data processing module is also connected with the first wireless communication module.Described isolating switch intelligent temperature measurement surveys electric current contact arm can the temperature of Real-Time Monitoring contact arm.
But in prior art, temperature sensor is arranged on contact arm usually, for the heavy current breaker that cannot embed realization, because contact arm structure is special, except binding, there is no other solutions.Therefore, be generally banded in the surface of contact arm, thus cause the surperficial local crowning of contact arm, shorten the air distance of isolating switch electrified body and switch cubicle static contact box, and the Electric Field Distribution near contact box is changed, easily cause insulation fault; Meanwhile, the loop wiring of temperature sensor is easily aging, produces shelf depreciation, and then produces arc short-circuit.
Utility model content
The purpose of this utility model is to provide a kind of open type big current contact arm temperature measuring equipment, temperature sensor module is embedded contact arm inside, to such an extent as to can not change Electric Field Distribution and insulation distance, reduces insulation fault and occurs.
For reaching above-mentioned purpose, solution of the present utility model is:
A kind of open type big current contact arm temperature measuring equipment, comprises induction electricity-fetching module and temperature sensor module; Induction electricity-fetching module is arranged on contact arm, is connected, for temperature sensor module is powered with temperature sensor module; Contact arm forms cavity, and temperature sensor module embeds in contact arm cavity.
Further, temperature sensor module arranges clamping structure, temperature sensor module embeds in contact arm cavity by clamping structure.
Further, clamping structure is at least two torsion springs be arranged in temperature sensor module, and one end is stuck in temperature sensor module, and the torsion spring other end is stuck on the bottom end face of contact arm radiating groove.
Further, described at least two torsion springs are symmetrical arranged.
Further, temperature sensor module top arranges shell fragment assembly, arranges inserted link in contact arm cavity, and inserted link inserts in shell fragment assembly and temperature sensor module located.
Further, shell fragment assembly and inserted link are conductor, and shell fragment assembly is connected with the ground wire in temperature sensor module.
Further, shell fragment assembly is made up of more pieces of resilient part, and more pieces of resilient part surrounds accommodation space, and inserted link inserts in accommodation space.
Further, temperature sensor module comprises temperature sensor, data processing module and wireless communication module, temperature sensor is connected with data processing module, data processing module is connected with wireless communication module, the information that temperature sensor obtains, after data processing module, is sent by wireless communication module.
Further, respond to electricity-fetching module and comprise the first magnetic core, the second magnetic core, the first shell and second housing; First shell body and second housing body one end hinged, the other end arrange buckle structure connect; First magnetic core is arranged in the first shell body, and the second magnetic core is arranged in second housing body; First magnetic core is connected with one end of the second magnetic core, and meanwhile, the first magnetic core is also connected with the other end of the second magnetic core; At least one end at the first magnetic core two ends is provided with as the first magnetic core provides the spring of preload pressure, spring one end is connected with the first magnetic core, the spring other end is connected with the first shell, and/or to be provided with as the second magnetic core provides the spring of preload pressure at least one end at the second magnetic core two ends, spring one end is connected with the second magnetic core, and the spring other end is connected with second housing.
Further, induction electricity-fetching module also comprises the first inner casing and the second inner casing, and the first inner casing is arranged on inside the first magnetic core, and the second inner casing is arranged on inside the second magnetic core.
After adopting such scheme, the utility model contact arm forms cavity, and temperature sensor module embeds in contact arm cavity, makes the installation of temperature sensor module can not change the distribution of static contact box internal electric field and insulation distance, reduces insulation fault and occur.
Accompanying drawing explanation
Fig. 1 is three-dimensional combination figure of the present utility model;
Fig. 2 a is three-dimensional exploded view one of the present utility model;
Fig. 2 b is three-dimensional exploded view two of the present utility model;
Fig. 2 c is three-dimensional exploded view three of the present utility model;
Fig. 3 a is the three-dimensional exploded view one of the utility model induction electricity-fetching module;
Fig. 3 b is the three-dimensional exploded view two of the utility model induction electricity-fetching module;
Fig. 3 c is the three-dimensional exploded view three of the utility model induction electricity-fetching module.
Label declaration
Induction electricity-fetching module 1 first magnetic core 11
Second magnetic core 12 first shell 13
Second housing 14 first inner casing 15
Second inner casing 16 spring 17
Temperature sensor module 2 torsion spring 21
Shell fragment assembly 22 elastic component 221
Contact arm 3 cavity 31
Inserted link 32 radiating groove 33.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in detail.
Consult shown in Fig. 1 to Fig. 3 c, a kind of open type big current contact arm temperature measuring equipment that the utility model discloses, comprise induction electricity-fetching module 1 and temperature sensor module 2.
Induction electricity-fetching module 1 is arranged on contact arm 3, and induction electricity-fetching module 1 is connected with temperature sensor module 2, and induction electricity-fetching module 1 is powered for temperature sensor module 2.Contact arm 3 forms cavity 31, and as shown in Figure 2 a, temperature sensor module 2 embeds in contact arm 3 cavity 31.
Temperature sensor module 2 embeds in contact arm 3 cavity 31, makes the installation of temperature sensor module 2 can not change Electric Field Distribution and insulation distance, reduces insulation fault and occurs.
Temperature sensor module 2 arranges clamping structure, and temperature sensor module 2 embeds in contact arm 3 cavity 31 by clamping structure.In the present embodiment, clamping structure is at least two symmetrically arranged torsion springs 21 be arranged in temperature sensor module 2, and torsion spring 21 one end is stuck in temperature sensor module 2, and torsion spring 21 other end is stuck on the bottom end face of contact arm 3 radiating groove 33.Described torsion spring 21 also can be set to symmetrical multiple between two, or multiple torsion springs 21 of other layout.
Clamping structure can be other structure, as jump ring etc., as long as realize temperature sensor module 2 to embed in contact arm 3 cavity 31, does not repeat herein.
In the present embodiment, temperature sensor module 2 top arranges shell fragment assembly 22, and arrange inserted link 32 in contact arm 3 cavity 31, inserted link 32 is generally screw rod, and inserted link 32 inserts in shell fragment assembly 22 and temperature sensor module 2 located.In the present embodiment, temperature sensor module 2 bottom is stuck on contact arm 3 cavity 31 sidewall by two symmetrically arranged torsion springs 21, simultaneously, insert in shell fragment assembly 22 by inserted link 32 and temperature sensor module 2 is located, make temperature sensor module 2 embed contact arm 3 cavity 31 more for convenience, and embed comparatively firm.
Shell fragment assembly 22 can be made up of more pieces of resilient part 221, and more pieces of resilient part 221 surrounds accommodation space, and inserted link 32 inserts in accommodation space.
Meanwhile, shell fragment assembly 22 and inserted link 32 can be set to conductor, and shell fragment assembly 22 is connected with the ground wire in temperature sensor module 2, guarantee the ground wire in temperature sensor module 2 and the voltage equipotential on contact arm 3, reduce insulation fault further and occur.
Temperature sensor module 2 generally includes temperature sensor, data processing module and wireless communication module, temperature sensor is connected with data processing module, data processing module is connected with wireless communication module, the information that temperature sensor obtains is after data processing module, sent by wireless communication module, it specifically can refer to the utility model patent document that publication number is CN202066606.
Induction electricity-fetching module 1 comprises the first magnetic core 11, second magnetic core 12, first shell 13, second housing 14, first inner casing 15 and the second inner casing 16.
First shell body 13 is hinged with second housing body 14 one end, and the other end arranges buckle structure and connects, and as shown in Figure 3 a, buckle structure is the projection 131 arranged on the first shell body 13 and the draw-in groove 141 be arranged on second housing body 14.
First magnetic core 11 is arranged in the first shell body 13, second magnetic core 12 is arranged in second housing body 14, does not damage when being installed on contact arm 3 for making induction electricity-fetching module 1 meanwhile, first inner casing 15 is arranged on inside the first magnetic core 11, and the second inner casing 16 is arranged on inside the second magnetic core 12.
First magnetic core 11 is connected with one end of the second magnetic core 12, and meanwhile, the first magnetic core 11 is also connected with the other end of the second magnetic core 12.At least one end at the first magnetic core 11 two ends is provided with as the first magnetic core 11 provides the spring 17 of preload pressure, spring 17 one end is connected with the first magnetic core 11, spring 17 other end is connected with the first shell 13, also can be provided with as the second magnetic core 12 provides the spring 17 of preload pressure at least one end at the second magnetic core 12 two ends, spring 17 one end is connected with the second magnetic core 12, and spring 17 other end is connected with second housing 14; Also the first magnetic core 11 and the second magnetic core 12 can be set to its spring 17 providing preload pressure simultaneously.
Described spring 17 may be used for the magnetic gap size after being connected between control first magnetic core 11 with the second magnetic core 12, guarantees that magnetic gap size controls in less scope.
The foregoing is only preferred embodiment of the present utility model, not to the restriction of this case design, all equivalent variations done according to the design key of this case, all fall into the protection domain of this case.
Claims (10)
1. an open type big current contact arm temperature measuring equipment, is characterized in that: comprise induction electricity-fetching module and temperature sensor module; Induction electricity-fetching module is arranged on contact arm, is connected, for temperature sensor module is powered with temperature sensor module; Contact arm forms cavity, and temperature sensor module embeds in contact arm cavity.
2. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 1, is characterized in that: temperature sensor module arranges clamping structure, and temperature sensor module embeds in contact arm cavity by clamping structure.
3. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 2, it is characterized in that: clamping structure is at least two torsion springs be arranged in temperature sensor module, one end is stuck in temperature sensor module, and the torsion spring other end is stuck on the bottom end face of contact arm radiating groove.
4. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 3, is characterized in that: described at least two torsion springs are symmetrical arranged.
5. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 1, is characterized in that: temperature sensor module top arranges shell fragment assembly, arranges inserted link in contact arm cavity, and inserted link inserts in shell fragment assembly and temperature sensor module located.
6. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 5, is characterized in that: shell fragment assembly and inserted link are conductor, and shell fragment assembly is connected with the ground wire in temperature sensor module.
7. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 5, it is characterized in that: shell fragment assembly is made up of more pieces of resilient part, more pieces of resilient part surrounds accommodation space, and inserted link inserts in accommodation space.
8. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 1, it is characterized in that: temperature sensor module comprises temperature sensor, data processing module and wireless communication module, temperature sensor is connected with data processing module, data processing module is connected with wireless communication module, the information that temperature sensor obtains, after data processing module, is sent by wireless communication module.
9. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 1, is characterized in that: induction electricity-fetching module comprises the first magnetic core, the second magnetic core, the first shell and second housing; First shell body and second housing body one end hinged, the other end arrange buckle structure connect; First magnetic core is arranged in the first shell body, and the second magnetic core is arranged in second housing body; First magnetic core is connected with one end of the second magnetic core, and meanwhile, the first magnetic core is also connected with the other end of the second magnetic core; At least one end at the first magnetic core two ends is provided with as the first magnetic core provides the spring of preload pressure, spring one end is connected with the first magnetic core, the spring other end is connected with the first shell, and/or to be provided with as the second magnetic core provides the spring of preload pressure at least one end at the second magnetic core two ends, spring one end is connected with the second magnetic core, and the spring other end is connected with second housing.
10. a kind of open type big current contact arm temperature measuring equipment as claimed in claim 9, is characterized in that: induction electricity-fetching module also comprises the first inner casing and the second inner casing, and the first inner casing is arranged on inside the first magnetic core, and the second inner casing is arranged on inside the second magnetic core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520233397.9U CN204575209U (en) | 2015-04-17 | 2015-04-17 | A kind of open type big current contact arm temperature measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520233397.9U CN204575209U (en) | 2015-04-17 | 2015-04-17 | A kind of open type big current contact arm temperature measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204575209U true CN204575209U (en) | 2015-08-19 |
Family
ID=53867828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520233397.9U Expired - Fee Related CN204575209U (en) | 2015-04-17 | 2015-04-17 | A kind of open type big current contact arm temperature measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204575209U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792427A (en) * | 2015-04-17 | 2015-07-22 | 厦门Abb开关有限公司 | Open type large-current contact arm temperature measurement device |
-
2015
- 2015-04-17 CN CN201520233397.9U patent/CN204575209U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104792427A (en) * | 2015-04-17 | 2015-07-22 | 厦门Abb开关有限公司 | Open type large-current contact arm temperature measurement device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20180417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |