CN210443917U - Switch cabinet - Google Patents
Switch cabinet Download PDFInfo
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- CN210443917U CN210443917U CN201921805257.9U CN201921805257U CN210443917U CN 210443917 U CN210443917 U CN 210443917U CN 201921805257 U CN201921805257 U CN 201921805257U CN 210443917 U CN210443917 U CN 210443917U
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- bottom shell
- static contact
- handcart
- copper sheet
- side wall
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Abstract
The utility model relates to a switch cabinet relates to high tension switchgear's technical field, including the cabinet body, be provided with handcart and static contact on the cabinet body, be provided with the plum blossom contact with static contact plug-in connection on the handcart, be provided with wireless temperature measuring device on the static contact, wireless temperature measuring device is including setting up casing on the static contact, setting up on the casing and the wireless temperature sensor who is connected with the static contact. The utility model discloses a wireless temperature sensor measures the temperature of static contact to the staff can know the temperature of static contact, if can in time change the maintenance to the plum blossom contact after the high offset, the probability that greatly reduced static contact melts reduces the probability that the cubical switchboard broke down.
Description
Technical Field
The utility model belongs to the technical field of high tension switchgear's technique and specifically relates to a cubical switchboard is related to.
Background
The switch cabinet is an electrical device mainly comprising a circuit breaker, and primary equipment and secondary equipment are assembled according to a certain circuit scheme and used for controlling and protecting circuits and equipment. The switch cabinet plays an important role in power transmission and distribution and electric energy conversion of an electric power system, and once the switch cabinet breaks down, unexpected loss can be brought to enterprises and the society.
In the use process of the switch cabinet, due to the fact that the number of times of inserting and pulling the tulip contact and the fixed contact is increased, the spring tightening force of the tulip contact on the handcart can be reduced, the resistance of the fixed contact of the switch is increased, particularly for heavy-current switches such as a generator, a main transformer switch and a line switch, the heating value of the contact surface of the tulip contact and the fixed contact is increased, the temperature of the fixed contact can continuously rise, the fixed contact is melted, and serious faults of the switch cabinet are caused. In view of the above, there is a need for an improved structure of the existing switchgear.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cubical switchboard, the probability that greatly reduced static contact melts reduces the probability that the cubical switchboard broke down.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a switch cabinet, includes the cabinet body, be provided with handcart and static contact on the cabinet body, be provided with on the handcart with the plum blossom contact of static contact plug-in connection, be provided with wireless temperature measuring device on the static contact, wireless temperature measuring device is including setting up casing on the static contact, setting on the casing and with the wireless temperature sensor that the static contact is connected.
Through adopting above-mentioned technical scheme, overlap the casing on the static contact, and measure the temperature of static contact through wireless temperature sensor to the staff can know the temperature of static contact, if can in time change the maintenance to the plum blossom contact after the higher, greatly reduced static contact melts the probability, reduces the probability that the cubical switchboard broke down.
Preferably, the casing comprises a bottom casing with a concave and annular cross section and a cover body covering an opening of the bottom casing, a notch is formed in the inner ring side wall of the bottom casing, a copper sheet clinging to the fixed contact through the notch is arranged on the inner ring side wall of the bottom casing, and the wireless temperature sensor is arranged on the copper sheet.
By adopting the technical scheme, the copper sheet can conduct the temperature of the static contact to the wireless temperature sensor, so that the temperature of the static contact can be measured; and set up wireless temperature sensor and can play the guard action in the drain pan, reduce the risk of damaging in transportation process.
Preferably, positioning columns are arranged on the side wall of the inner ring of the bottom shell and positioned on two sides of the notch, positioning holes matched with the positioning columns in an inserted manner are formed in two ends of the copper sheet, and the height of each positioning column is smaller than the thickness of the copper sheet; the copper sheet is integrally provided with a protruding section at the notch, and the protruding section is tightly attached to the fixed contact; and bolts are arranged on the positioning columns in a threaded manner and fix the copper sheets.
By adopting the technical scheme, the positioning column positions the copper sheet, so that the copper sheet is convenient to mount and the bolt is convenient to tighten; and the installation stability of the copper sheet on the bottom shell is improved, and the copper sheet is not easy to damage.
Preferably, the thickness of the protruding section is greater than that of the side wall of the inner ring of the bottom shell, a spring is sleeved on the positioning column, and two ends of the spring respectively abut against the side wall of the inner ring of the bottom shell and the head of the bolt.
By adopting the technical scheme, the spring can always tightly support the protruding section on the static contact, so that the clearance caused by cold expansion and cold contraction is reduced; and the probability of the phenomenon that the bolt is jacked open due to expansion with heat and contraction with cold can be reduced, and the stability of copper sheet connection is ensured.
Preferably, the bottom shell and the cover body are both made of deformable materials, the outer side wall of the outer ring of the bottom shell is provided with insertion grooves communicated with the opening end faces of the outer ring of the bottom shell at intervals along the circumferential direction, and the bottom of each insertion groove is provided with an arc-shaped locking groove; the cover body and one side of the bottom shell connected are integrally provided with side plates matched with the insertion grooves in an insertion mode, and the side plates are provided with locking blocks matched with the locking grooves in a clamping mode at positions corresponding to the locking grooves.
By adopting the technical scheme, when the cover body is installed, the cover body is covered on the bottom shell, the side plate is inserted into the insertion groove of the bottom shell, and when the cover body is completely covered and the side plate is completely inserted, the locking block is in clamping fit with the locking groove; and during the insertion of the side plate, the existence of the locking block can slightly bend and deform the side plate.
Preferably, the insertion groove is triangular.
By adopting the technical scheme, the installation is convenient, and the side plates can be inserted into the insertion grooves without accurate alignment.
Preferably, the outer ring side wall of the bottom shell and the outer wall of the side plate are provided with anti-skid grains.
Through adopting above-mentioned technical scheme, play the effect that increases friction power, convenient to use person opens or installs.
Preferably, the cabinet body is provided with a slide way, the bottom of the handcart is rotatably provided with rolling rollers on the slide way through a rotating shaft, and the bottom of the handcart is provided with a driving assembly connected with the rotating shaft.
By adopting the technical scheme, when the static contact and the plum blossom contact are required to be disconnected, the driving assembly drives the rotating shaft to rotate, the roller wheel and the rotating shaft synchronously rotate, and the roller wheel moves along the slideway, so that the handcart moves, and the static contact and the plum blossom contact are separated.
Preferably, the driving assembly comprises a worm rotatably arranged at the bottom of the handcart, a worm wheel arranged on the rotating shaft and meshed with the worm, and a turntable arranged on the worm.
By adopting the technical scheme, the staff rotates the turntable, the worm and the turntable synchronously rotate, the worm drives the worm wheel to rotate, and the rotating shaft and the worm wheel synchronously rotate to drive the rotating shaft.
To sum up, the utility model discloses a beneficial technological effect does:
1. the shell is arranged on the static contact, and the built-in wireless temperature sensor measures the temperature of the static contact, so that a worker can know the temperature of the static contact, and can replace and maintain the tulip contact in time if the temperature is higher, thereby greatly reducing the melting probability of the static contact and reducing the fault probability of the switch cabinet;
2. through the arrangement of the bolts and the springs, the protruding sections can be always abutted against the static contacts, and the temperature measurement accuracy of the wireless temperature sensor is improved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of the present invention;
fig. 2 is a schematic view of a three-dimensional structure of the handcart of the present invention;
fig. 3 is an exploded view of the utility model, in which the handcart is separated from the cabinet and the wireless temperature measuring device is separated from the static contact;
fig. 4 is a schematic diagram of a three-dimensional structure of a wireless temperature measuring device.
Reference numerals: 1. a cabinet body; 11. a cabinet door; 12. a slideway; 13. static contact; 2. a handcart; 21. a rotating shaft; 22. a roller; 23. a drive assembly; 231. a worm; 232. a worm gear; 233. a turntable; 24. a tulip contact; 31. a housing; 311. a bottom case; 312. a cover body; 313. a notch; 314. a positioning column; 32. a wireless temperature sensor; 33. a copper sheet; 331. positioning holes; 332. a protruding section; 34. a bolt; 35. a spring; 36. inserting grooves; 361. a locking groove; 37. a side plate; 371. a locking block; 4. and (4) anti-skid lines.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model provides a cubical switchboard, refers to fig. 1 and 2, includes the cabinet body 1, and cabinet body 1 articulates there is cabinet door 11, is provided with handcart 2 in the cabinet body 1, and cabinet body 1 is fixed to be provided with and is horizontally slide 12, and handcart 2 bottom is rotated through pivot 21 and is provided with gyro wheel 22 rolling on slide 12, and handcart 2 passes through gyro wheel 22 and moves on slide 12.
The bottom of the handcart 2 is provided with a driving assembly 23 connected with the rotating shaft 21, the driving assembly 23 comprises a worm 231, a worm wheel 232 and a turntable 233, the worm wheel 232 is fixedly and coaxially arranged on the rotating shaft 21, the worm 231 is rotatably arranged at the bottom of the handcart 2, the length direction of the worm 231 is parallel to the moving direction of the handcart 2, and the worm 231 is meshed with the worm wheel 232; the turntable 233 is fixedly disposed at one end of the worm 231 and located near one end of the cabinet door 11. When the turntable 233 is rotated, the worm 231 and the turntable 233 rotate synchronously, the worm 231 drives the worm wheel 232 to rotate, the rotating shaft 21, the roller 22 and the worm wheel 232 rotate synchronously, and the handcart 2 can move along the slideway 12.
Referring to fig. 3 and 4, a tulip contact 24 is fixedly arranged on the handcart 2, a fixed contact 13 is arranged on the inner wall of the cabinet body 1 opposite to the tulip contact 24, and the fixed contact 13 is in plug-in fit with the tulip contact 24 to realize on-off. The static contact 13 is sleeved with a wireless temperature measuring device, the wireless temperature measuring device comprises a shell 31 and a wireless temperature sensor 32, the wireless temperature sensor 32 is arranged in the shell 31, and the wireless temperature sensor 32 adopts a surface acoustic wave passive temperature sensor.
Referring to fig. 4, the housing 31 includes a bottom shell 311 and a cover 312, the cover 312 covers the bottom shell 311, the cross section of the bottom shell 311 is concave and annular, and the bottom shell 311 is sleeved on the stationary contact 13. A gap 313 is formed in the inner ring side wall of the bottom shell 311, and parallel positioning columns 314 are fixedly arranged on two sides of the gap 313; a copper sheet 33 is arranged on the inner ring side wall of the bottom shell 311, a positioning hole 331 which is in inserted connection and matching with the positioning column 314 is formed in the copper sheet 33, the thickness of the copper sheet 33 is larger than the height of the positioning column 314, and the wireless temperature sensor 32 is fixed on one side, away from the notch 313, of the copper sheet 33; the copper sheet 33 is integrally formed with a protruding section 332 at the notch 313, and the thickness of the protruding section 332 is greater than the thickness of the inner ring side wall of the bottom case 311, that is, when the copper sheet 33 tightly adheres to the inner ring side wall of the bottom case 311, the protruding section 332 passes through the notch 313 and extends to the inner ring of the bottom case 311.
The bottom case 311 and the cover 312 are both made of deformable material, and this embodiment is made of PPS plastic. The outer side wall of the outer ring of the bottom shell 311 is provided with insertion grooves 36 communicated with the opening end faces thereof at intervals in the circumferential direction, the insertion grooves 36 are triangular, one side of each insertion groove 36 is flush with the opening end face of the bottom shell 311, and the bottom of each insertion groove 36 is provided with an arc-shaped locking groove 361. The cover 312 and the bottom case 311 are integrally formed to have a side plate 37 engaged with the insertion groove 36, and the side plate 37 is integrally formed to have a locking block 371 engaged with the locking groove 361 at a position corresponding to the locking groove 361. When the device is installed, the cover body 312 is covered on the bottom shell 311, and the side plate 37 is inserted into the groove 36; when the cover 312 completely fits the open end of the bottom case 311, the locking block 371 is snapped into the locking groove 361, so as to achieve fixation.
When the cover 312 and the bottom case 311 are opened, the worker only needs to pull the cover 312 and the bottom case 311 open by force. Can be convenient for open, all fixedly be provided with anti-skidding line 4 at drain pan 311 outer ring lateral wall and curb plate 37 outer wall, improve the frictional force of hand and these two parts.
The working principle of the embodiment is as follows:
when the device is used, the copper sheet 33 and the wireless temperature sensor 32 are installed, the cover body 312 is covered, and the bottom shell 311 is sleeved on the static contact 13. Then, the turntable 233 is rotated, and the handcart 2 moves along the slideway 12 until the tulip contact 24 is inserted into the fixed contact 13, so that the installation is completed.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a switch cabinet, includes the cabinet body (1), be provided with handcart (2) and static contact (13) on the cabinet body (1), be provided with on handcart (2) with plum blossom contact (24) of static contact (13) plug-in connection, its characterized in that: the fixed contact (13) is provided with a wireless temperature measuring device, and the wireless temperature measuring device comprises a shell (31) arranged on the fixed contact (13) and a wireless temperature sensor (32) arranged on the shell (31) and connected with the fixed contact (13).
2. A switchgear cabinet according to claim 1, characterized in that: the shell (31) comprises a bottom shell (311) with a concave and annular cross section and a cover body (312) covering an opening of the bottom shell (311), a gap (313) is formed in the side wall of an inner ring of the bottom shell (311), a copper sheet (33) clinging to the fixed contact (13) through the gap (313) is arranged on the side wall of the inner ring of the bottom shell (311), and the wireless temperature sensor (32) is arranged on the copper sheet (33).
3. A switchgear cabinet according to claim 2, characterized in that: positioning columns (314) are arranged on the side wall of the inner ring of the bottom shell (311) and positioned on two sides of the notch (313), positioning holes (331) which are in plug-in fit with the positioning columns (314) are formed in two ends of the copper sheet (33), and the height of the positioning columns (314) is smaller than the thickness of the copper sheet (33); the copper sheet (33) is integrally provided with a protruding section (332) at the notch (313), and the protruding section (332) is tightly attached to the static contact (13); and a bolt (34) is arranged on the positioning column (314) in a threaded manner, and the bolt (34) fixes the copper sheet (33).
4. A switchgear cabinet according to claim 3, characterized in that: the thickness of the protruding section (332) is larger than that of the inner ring side wall of the bottom shell (311), a spring (35) is sleeved on the positioning column (314), and two ends of the spring (35) respectively abut against the inner ring side wall of the bottom shell (311) and the head of the bolt (34).
5. A switchgear cabinet according to claim 2, characterized in that: the bottom shell (311) and the cover body (312) are both made of deformable materials, the outer side wall of the outer ring of the bottom shell (311) is provided with insertion grooves (36) communicated with the opening end faces of the outer ring at intervals along the circumferential direction, and the bottom of each insertion groove (36) is provided with an arc-shaped locking groove (361); lid (312) with drain pan (311) are connected one side integrated into one piece be provided with grafting complex curb plate (37) of inserting in inserting groove (36), curb plate (37) with locking groove (361) the corresponding position be provided with locking groove (361) joint complex locking piece (371).
6. A switchgear cabinet according to claim 5, characterized in that: the insertion groove (36) is triangular.
7. A switchgear cabinet according to claim 5, characterized in that: and the outer ring side wall of the bottom shell (311) and the outer wall of the side plate (37) are provided with anti-skid grains (4).
8. A switchgear cabinet according to claim 1, characterized in that: the cabinet body (1) is provided with slide (12), handcart (2) bottom is rotated through pivot (21) and is provided with rolling gyro wheel (22) on slide (12), handcart (2) bottom be provided with drive assembly (23) that pivot (21) are connected.
9. A switchgear cabinet according to claim 8, characterized in that: drive assembly (23) including rotate the setting and be in worm (231), the setting of handcart (2) bottom are in on pivot (21) and with worm wheel (232) of worm (231) meshing, setting are in carousel (233) on worm (231).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921805257.9U CN210443917U (en) | 2019-10-24 | 2019-10-24 | Switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921805257.9U CN210443917U (en) | 2019-10-24 | 2019-10-24 | Switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210443917U true CN210443917U (en) | 2020-05-01 |
Family
ID=70411783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921805257.9U Active CN210443917U (en) | 2019-10-24 | 2019-10-24 | Switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210443917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115839775A (en) * | 2022-11-21 | 2023-03-24 | 珠海一多监测科技有限公司 | Thin sensor and installation method thereof, moving contact assembly and switch cabinet |
| CN116316240A (en) * | 2023-03-06 | 2023-06-23 | 江苏坤威电力科技有限公司 | High-low voltage switch cabinet based on regional internet of things management |
-
2019
- 2019-10-24 CN CN201921805257.9U patent/CN210443917U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115839775A (en) * | 2022-11-21 | 2023-03-24 | 珠海一多监测科技有限公司 | Thin sensor and installation method thereof, moving contact assembly and switch cabinet |
| CN115839775B (en) * | 2022-11-21 | 2023-08-11 | 珠海一多监测科技有限公司 | Thin sensor, mounting method thereof, moving contact assembly and switch cabinet |
| CN116316240A (en) * | 2023-03-06 | 2023-06-23 | 江苏坤威电力科技有限公司 | High-low voltage switch cabinet based on regional internet of things management |
| CN116316240B (en) * | 2023-03-06 | 2023-11-21 | 江苏坤威电力科技有限公司 | High-low voltage switch cabinet based on regional internet of things management |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 28, Luodong Road, Shanhu street, Shengzhou City, Shaoxing City, Zhejiang Province Patentee after: Zhejiang xinzhonggang Thermal Power Co.,Ltd. Address before: No. 28, Luodong Road, Shanhu street, Shengzhou City, Shaoxing City, Zhejiang Province Patentee before: Zhejiang xinzhonggang clean energy Co.,Ltd. |