CN204067996U - Voltage switchgear - Google Patents
Voltage switchgear Download PDFInfo
- Publication number
- CN204067996U CN204067996U CN201420467358.0U CN201420467358U CN204067996U CN 204067996 U CN204067996 U CN 204067996U CN 201420467358 U CN201420467358 U CN 201420467358U CN 204067996 U CN204067996 U CN 204067996U
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- CN
- China
- Prior art keywords
- demagnetization
- mounting panel
- box
- lower contact
- voltage switchgear
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Abstract
The utility model discloses a kind of voltage switchgear, aim to provide a kind of voltage switchgear, the fever phenomenon that the spuious eddy current of effective minimizing cabinet causes, cut off spuious eddy current and the heating caused, delay ageing of insulation, its drip irrigation device is that described upper contact head box, lower contact box and insulating sleeve are all provided with demagnetization mounting panel; The cross section of described demagnetization mounting panel is in " L " character form structure, described demagnetization mounting panel is provided with the some installation through holes worn for bolt, distance of shaft centers between described each adjacent installation through hole is from equaling mobile handcart phase spacing, and the utility model is applicable to voltage switchgear.
Description
Technical field
The utility model relates to a kind of cabinet manufacturing technology field, and more particularly, it relates to a kind of voltage switchgear.
Background technology
Along with the development of society, the progress in epoch, along with the continuous increase of power load, complete cabinet ageing of insulation is serious with heating, causes serious accident frequent.When load current constantly increases, in complete cabinet, vertical bus bar and horizontal busbar are under the acting in conjunction of current field, complete cabinet internal upper part produces and strengthens alternating magnetic field, and magnetic field intensity becomes non-linear powerful increasing trend, induces electromotive force in cabinet and side plate, and produce a large amount of spuious eddy current, because cabinet steel plate is permeability magnetic material, resistance is also very large, causes cabinet to generate heat serious, ageing of insulation.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of voltage switchgear, effectively reduces the fever phenomenon that the spuious eddy current of cabinet causes, and cuts off spuious eddy current and the heating that causes, delays ageing of insulation.
For achieving the above object, the utility model provides following technical scheme: a kind of voltage switchgear, comprise housing, described housing comprises at the bottom of cabinet top and cabinet, mobile handcart is comprised in described housing, bus-bar room, upper contact head box, lower contact box and the breaker chamber for installing circuit breaker, described upper contact head box, upper contact head and lower contact is comprised respectively in lower contact box, the sidewall of described bus-bar room is embedded with bus bar copper row and for for copper busbar row through insulating sleeve, upper contact head and lower contact is comprised in described insulation contact box, described upper contact head box, lower contact box and insulating sleeve are all provided with demagnetization mounting panel,
The cross section of described demagnetization mounting panel is in " L " character form structure, and described demagnetization mounting panel is provided with the some installation through holes worn for bolt, and the distance of shaft centers between described each adjacent installation through hole is from equaling mobile handcart phase spacing.
By adopting technique scheme, in insulation contact box and on insulating sleeve, demagnetization mounting panel is all installed, spuious eddy current can be cut off, prevent spuious eddy current from running helter-skelter in housing, the electric equipment in housing is avoided to cause heating because of magnetic hysteresis eddy current, make ageing of insulation, thus improve the safety in utilization of described voltage switchgear further, and insulation contact box and bus-bar room are the positions that spuious eddy current is maximum;
Demagnetization mounting panel in " L " character form structure, convenient installation, can also fill up the gap of the junction of each plate in bus-bar room or insulation contact box, prevent spuious eddy current from running out of in these gaps;
And the distance of shaft centers between each adjacent installation through hole is from equaling mobile handcart phase spacing, makes the structural design of described voltage switchgear more reasonable, handcart can be followed and together pass in and out, easy to use.
The utility model is set to further: be fixedly connected with demagnetization board component between described upper contact head box and lower contact box, and described demagnetization board component comprises at least two pieces of demagnetization mounting panels and one-body molded in " mountain " character form structure,
Described upper contact head box and lower contact box are equipped with the groove embedded for demagnetization board component.
By adopting technique scheme, described upper and lower contact box is connected by demagnetization board component, not only strengthen the anatomical connectivity intensity between two contact boxs, also improve the cut-out dynamics to spuious eddy current, the spuious eddy current at upper and lower contact box place is eliminated without dead angle, reduces the caloric value in housing further;
In addition, by at least two one-body molded demagnetization board components made of demagnetization mounting panel, facilitate and produce and manufacture, and self structure intensity is high, in " mountain " character form structure, making the centre of demagnetization board component also have stressed, the strong point, reduce in Long-Time Service process, there is the probability of bending in demagnetization board component.
The utility model is set to further: the thickness of described demagnetization mounting panel is more than or equal to 2 millimeters;
The axial direction of the tube wall outer of described insulating sleeve self is disposed with some bulge loops, and the periphery of described bulge loop is arc surface, and described bulge loop is made up of elastomeric material;
Described insulating sleeve is provided with the mounting panel of loop configuration, and one end conflict demagnetization mounting panel of described mounting panel also forms interface arrangment with bulge loop.
By adopting technique scheme, thickness is more than or equal to 2 millimeters, when saving most material and lowest production cost, can ensure the erasure effect of demagnetization mounting panel, the demagnetization mounting panel of 2 mm of thickness is enough to the effect realizing cutting off spuious eddy current in upper and lower contact box; Bulge loop is set, the elasticity of compression of the bulge loop that elastomeric material can be utilized to form, when staff's installing insulating sleeve pipe, snap in the sidewall of bus-bar room, thus improve the steadiness of described insulating sleeve further, arc surface facilitates installation and removal, reduce the friction and wear on bulge loop surface, mounting panel is set and coordinates with bulge loop, give the support that insulating sleeve one is strong, structural strength is high, installs firmly.
The utility model is set to further: the inner peripheral surface of described mounting panel to extend in pipe and bus bar copper row of conflicting.
By adopting technique scheme, improving the contact area of mounting panel and insulating sleeve body, while raising mounting panel self fastness, making insulating sleeve more firm when installing fixing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model voltage switchgear embodiment;
Fig. 2 is the structural representation of the demagnetization mounting panel in the utility model;
Fig. 3 is the structural representation of the demagnetization board component in the utility model;
Fig. 4 is the insulating sleeve structure schematic diagram in the utility model.
Reference numeral: 11, cabinet top; 12, at the bottom of cabinet; 14, bus-bar room; 15, upper contact head box; 16, lower contact box; 17, groove; 2, demagnetization mounting panel; 21, through hole is installed; 3, demagnetization board component; 4, insulate the collar; 41, bulge loop; 42, mounting panel; 43, bus bar copper row.
Embodiment
Referring to figs. 1 through Fig. 4, the utility model voltage switchgear embodiment is described further.
As shown in Figures 1 to 4, a kind of voltage switchgear, comprise housing, described housing to comprise at the bottom of cabinet top 11 and cabinet 12, mobile handcart is comprised in described housing, bus-bar room 14, upper contact head box 15, lower contact box 16 and the breaker chamber for installing circuit breaker, described upper contact head box 15, upper contact head and lower contact is comprised respectively in lower contact box 16, the sidewall of described bus-bar room 14 is embedded with bus bar copper row 43 and for for copper busbar row through insulating sleeve, upper contact head and lower contact is comprised in described insulation contact box, described upper contact head box 15, lower contact box 16 and insulating sleeve are all provided with demagnetization mounting panel 422,
The cross section of described demagnetization mounting panel 422 is in " L " character form structure, and described demagnetization mounting panel 422 is provided with the some installation through holes 21 worn for bolt, and the distance of shaft centers between described each adjacent installation through hole 21 is from equaling mobile handcart phase spacing.
In insulation contact box and on insulating sleeve, demagnetization mounting panel 422 is all installed, spuious eddy current can be cut off, prevent spuious eddy current from running helter-skelter in housing, the electric equipment in housing is avoided to cause heating because of magnetic hysteresis eddy current, make ageing of insulation, thus improve the safety in utilization of described voltage switchgear further, and insulation contact box and bus-bar room 14 are positions that spuious eddy current is maximum;
Demagnetization mounting panel 422 in " L " character form structure, convenient installation, can also fill up the gap of the junction of each plate in bus-bar room 14 or insulation contact box, prevent spuious eddy current from running out of in these gaps;
And the distance of shaft centers between each adjacent installation through hole 21 is from equaling mobile handcart phase spacing, make the structural design of described voltage switchgear more reasonable, handcart can be followed together pass in and out, easy to usely (to it should be noted that herein, mobile handcart is not made improvements in the present embodiment, and mobile handcart is the known technology in this area, the basic general knowledge of technical staff, therefore, the present embodiment and accompanying drawing repeat no more).
Be fixedly connected with demagnetization board component 3 between described upper contact head box 15 and lower contact box 16, described demagnetization board component 3 comprises at least two pieces of demagnetization mounting panels 422 and one-body molded in " mountain " character form structure,
Described upper contact head box 15 is equipped with lower contact box 16 groove 17 embedded for demagnetization board component 3.
Described upper and lower contact box 16 is connected by demagnetization board component 3, not only strengthen the anatomical connectivity intensity between two contact boxs, also improve the cut-out dynamics to spuious eddy current, the spuious eddy current at upper and lower contact box 16 place is eliminated without dead angle, reduce the caloric value in housing further;
In addition, by at least two one-body molded demagnetization board components 3 made of demagnetization mounting panel 422, facilitate and produce and manufacture, and self structure intensity is high, in " mountain " character form structure, making the centre of demagnetization board component 3 also have stressed, the strong point, reduce in Long-Time Service process, there is the probability of bending in demagnetization board component 3.
The thickness of described demagnetization mounting panel 422 is more than or equal to 2 millimeters;
The axial direction of the tube wall outer of described insulating sleeve self is disposed with some bulge loops 41, and the periphery of described bulge loop 41 is arc surface, and described bulge loop 41 is made up of elastomeric material;
Described insulating sleeve is provided with the mounting panel 42 of loop configuration, one end conflict demagnetization mounting panel 422 of described mounting panel 42 also forms interface arrangment with bulge loop 41 and (it should be noted that herein, described demagnetization mounting panel 422 can comprise electromagnetic shielding net, anti-interference magnetic core and electromagnetic absorption plate, set up successive check, the mode absorbed is coordinated with isolated, improve erasure effect, and anti-interference magnetic core is embedded electromagnetic absorption plate, decrease the thickness of electromagnetic interference resistant device, save the material of electromagnetic absorption plate simultaneously, electromagnetic shielding net is set to outermost layer, to shield electromagnetic wave, anti-interference magnetic core and electromagnetic absorption plate electromagnetic wave absorption energy is utilized through after electromagnetic shielding net) when there being the electromagnetic wave missed.
Thickness is more than or equal to 2 millimeters, when saving most material and lowest production cost, can ensure the erasure effect of demagnetization mounting panel 422, and the demagnetization mounting panel 422 of 2 mm of thickness is enough to the effect realizing cutting off spuious eddy current in upper and lower contact box 16; Bulge loop 41 is set, the elasticity of compression of the bulge loop 41 that elastomeric material can be utilized to form, when staff's installing insulating sleeve pipe, snap in the sidewall of bus-bar room 14, thus improve the steadiness of described insulating sleeve further, arc surface facilitates installation and removal, reduce the friction and wear on bulge loop 41 surface, mounting panel 42 is set and coordinates with bulge loop 41, give the support that insulating sleeve one is strong, structural strength is high, installs firmly.
The inner peripheral surface of described mounting panel 42 to extend in pipe and bus bar copper row 43 of conflicting.
Improving mounting panel 42 and the contact area of insulating sleeve body, while self fastness of raising mounting panel 42, making insulating sleeve more firm when installing fixing.
The above makes preferred implementation of the present utility model, and under not departing from the prerequisite of the utility model principle for the person of ordinary skill of the art, can also make some modification and improvement, these also should be considered as protection range of the present utility model.
Claims (4)
1. a voltage switchgear, comprise housing, described housing comprises at the bottom of cabinet top and cabinet, mobile handcart is comprised in described housing, bus-bar room, upper contact head box, lower contact box and the breaker chamber for installing circuit breaker, described upper contact head box, upper contact head and lower contact is comprised respectively in lower contact box, the sidewall of described bus-bar room is embedded with bus bar copper row and for for copper busbar row through insulating sleeve, upper contact head and lower contact is comprised in described insulation contact box, it is characterized in that: described upper contact head box, lower contact box and insulating sleeve are all provided with demagnetization mounting panel,
The cross section of described demagnetization mounting panel is in " L " character form structure, and described demagnetization mounting panel is provided with the some installation through holes worn for bolt, and the distance of shaft centers between described each adjacent installation through hole is from equaling mobile handcart phase spacing.
2. voltage switchgear according to claim 1, is characterized in that: be fixedly connected with demagnetization board component between described upper contact head box and lower contact box, and described demagnetization board component comprises at least two pieces of demagnetization mounting panels and one-body molded in " mountain " character form structure,
Described upper contact head box and lower contact box are equipped with the groove embedded for demagnetization board component.
3. voltage switchgear according to claim 1 and 2, is characterized in that: the thickness of described demagnetization mounting panel is more than or equal to 2 millimeters;
The axial direction of the tube wall outer of described insulating sleeve self is disposed with some bulge loops, and the periphery of described bulge loop is arc surface, and described bulge loop is made up of elastomeric material;
Described insulating sleeve is provided with the mounting panel of loop configuration, and one end conflict demagnetization mounting panel of described mounting panel also forms interface arrangment with bulge loop.
4. voltage switchgear according to claim 3, is characterized in that: the inner peripheral surface of described mounting panel to extend in pipe and bus bar copper row of conflicting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467358.0U CN204067996U (en) | 2014-08-19 | 2014-08-19 | Voltage switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467358.0U CN204067996U (en) | 2014-08-19 | 2014-08-19 | Voltage switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204067996U true CN204067996U (en) | 2014-12-31 |
Family
ID=52209444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420467358.0U Expired - Fee Related CN204067996U (en) | 2014-08-19 | 2014-08-19 | Voltage switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204067996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104993413A (en) * | 2015-08-11 | 2015-10-21 | 成都交大川电科技有限公司 | High-current switchgear cabinet body |
-
2014
- 2014-08-19 CN CN201420467358.0U patent/CN204067996U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104993413A (en) * | 2015-08-11 | 2015-10-21 | 成都交大川电科技有限公司 | High-current switchgear cabinet body |
| CN104993413B (en) * | 2015-08-11 | 2017-09-19 | 成都交大川电科技有限公司 | A kind of high-current switch equipment cabinet |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20170819 |