CN213277933U - Vacuum circuit breaker convenient to overhaul - Google Patents
Vacuum circuit breaker convenient to overhaul Download PDFInfo
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- CN213277933U CN213277933U CN202021468585.7U CN202021468585U CN213277933U CN 213277933 U CN213277933 U CN 213277933U CN 202021468585 U CN202021468585 U CN 202021468585U CN 213277933 U CN213277933 U CN 213277933U
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- circuit breaker
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- vacuum circuit
- spacing
- limiting sliding
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Abstract
The utility model provides a convenient vacuum circuit breaker who overhauls relates to the vacuum circuit breaker field. This vacuum circuit breaker of convenient maintenance, including vacuum circuit breaker machine case, the work slotted hole has been seted up to vacuum circuit breaker machine incasement, a spacing spout has been seted up to the left end of work slotted hole, the right-hand member fixed mounting of a spacing spout has spacing guide block, the one end that a spacing spout was kept away from to the work slotted hole has been seted up No. two spacing spouts, the upper end fixed mounting of No. two spacing spouts has location bearing, the one end fixed mounting that location bearing was kept away from to No. two spacing spouts has driving motor. This vacuum circuit breaker who conveniently overhauls all is located the inside of a spacing spout through every group direction limiting slide, and every group direction limiting slide all sets up to the phase-match with a spacing spout, makes electrically conductive terminal block when being automatic circuit breaking work, reduces resistance and frictional force to life has been improved.
Description
Technical Field
The utility model relates to a vacuum circuit breaker technical field specifically is a vacuum circuit breaker who conveniently overhauls.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
The conventional vacuum circuit breaker is simple in structure, when power is required to be cut off, the power is manually cut off, so that the phenomenon of electric shock of personnel is easily caused, and the vacuum circuit breaker is inconvenient to overhaul in power failure, so that the safety performance and the use performance are reduced, and the vacuum circuit breaker is convenient to overhaul.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The not enough to prior art, the utility model discloses try to overcome above defect, consequently the utility model provides a vacuum circuit breaker who conveniently overhauls through auto-power-off device, replaces artifical manual outage to reached the effect that has improved security performance and performance.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a vacuum circuit breaker convenient to overhaul comprises a vacuum circuit breaker case, wherein a working groove hole is formed in the vacuum circuit breaker case, a first limiting sliding groove is formed in the left end of the working groove hole, a limiting guide block is fixedly mounted at the right end of the first limiting sliding groove, a second limiting sliding groove is formed in the end, away from the first limiting sliding groove, of the working groove hole, a positioning bearing is fixedly mounted at the upper end of the second limiting sliding groove, a transmission motor is fixedly mounted at the end, away from the positioning bearing, of the second limiting sliding groove, a transmission threaded shaft is movably mounted at the upper end of the transmission motor, two groups of guiding limiting sliding blocks are movably mounted on the transmission threaded shaft, a conductive connecting block is fixedly mounted at the left end of each group of guiding limiting sliding blocks, a plurality of groups of conductive contacts are fixedly mounted at the opposite ends of the two groups of conductive connecting blocks, and a guiding connecting block is fixedly mounted at the, the equal fixed mounting in one end that corresponding electrically conductive lug is kept away from to every group direction connecting block has a direction spacing slider, and the equal movable mounting in one end that corresponding direction connecting block was kept away from to every group direction spacing slider has a support location pivot, and equal movable mounting has a support guide roller in every group support location pivot.
Furthermore, limiting threaded holes are formed in the inner portion of each group of guiding limiting sliding blocks, and each group of limiting threaded holes is matched with the corresponding transmission threaded shaft.
Further, every group direction limit slide all is located the inside of No. two limit sliding groove, and every group direction limit slide all sets up to the phase-match with No. two limit sliding groove.
Furthermore, each group of conductive connection blocks is positioned in the working slot hole, and each group of conductive connection blocks is matched with the working slot hole.
Further, every group direction limit slide all is located the inside of a limit sliding groove, and every group direction limit slide all sets up to the phase-match with a limit sliding groove.
Further, every two groups of conductive contacts are arranged to correspond, and every two groups of conductive contacts are arranged to match.
(III) advantageous effects
The utility model provides a pair of convenient vacuum circuit breaker who overhauls. The method has the following beneficial effects:
1. this vacuum circuit breaker of convenient maintenance, spacing screw hole has all been seted up through every group direction limiting slide's inside, and every group spacing screw hole all sets up to the phase-match with the transmission threaded spindle, every group direction limiting slide all is located the inside of No. two spacing spouts, and every group direction limiting slide all sets up to the phase-match with No. two spacing spouts, make electrically conductive lug fine move in the inside of work slotted hole, carry out automatic circuit breaking work, it is manual to replace the manual work, thereby security performance and performance have been improved.
2. This vacuum circuit breaker who conveniently overhauls all is located the inside of work slotted hole through every group conductive connection block, and every group conductive connection block all sets up to the phase-match with the work slotted hole, and every group direction limit slide all is located the inside of a limit chute, and every group direction limit slide all sets up to the phase-match with a limit chute, makes conductive connection block when being automatic circuit breaking work, reduces resistance and frictional force to life has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is an enlarged view of the position a of the present invention.
In the figure: the vacuum circuit breaker comprises a vacuum circuit breaker case 1, a working slot hole 2, a first limiting sliding groove 3, a limiting guide block 4, a second limiting sliding groove 5, a positioning bearing 6, a transmission motor 7, a transmission threaded shaft 8, a first guiding limiting sliding block 9, a conductive connection block 10, a conductive contact 11, a guide connection block 12, a second guiding limiting sliding block 13, a supporting and positioning rotating shaft 14 and a supporting and guiding roller 15.
Detailed Description
According to the first aspect of the utility model, the utility model provides a vacuum circuit breaker convenient for maintenance, as shown in figure 1-3, comprising a vacuum circuit breaker case 1, a working slot 2 is arranged in the vacuum circuit breaker case 1, a first limit chute 3 is arranged at the left end of the working slot 2, a limit guide block 4 is fixedly arranged at the right end of the first limit chute 3, a second limit chute 5 is arranged at the end of the working slot 2 away from the first limit chute 3, a positioning bearing 6 is fixedly arranged at the upper end of the second limit chute 5, a transmission motor 7 is fixedly arranged at the end of the second limit chute 5 away from the positioning bearing 6, a transmission threaded shaft 8 is movably arranged at the upper end of the transmission motor 7, two groups of first guide limit sliders 9 are movably arranged on the transmission threaded shaft 8, a conductive connection block 10 is fixedly arranged at the left end of each group of first guide limit sliders 9, a plurality of groups of conductive contacts 11 are fixedly arranged at the opposite ends of two groups of conductive connecting blocks 10, a guide connecting block 12 is fixedly arranged at one end of each group of conductive connecting blocks 10 far away from the corresponding first guide limiting slide block 9, a second guide limiting slide block 13 is fixedly arranged at one end of each group of guide connecting blocks 12 far away from the corresponding conductive connecting block 10, a support positioning rotating shaft 14 is movably arranged at one end of each group of second guide limiting slide blocks 13 far away from the corresponding guide connecting block 12, a support guide roller 15 is movably arranged on each group of support positioning rotating shaft 14, a limiting threaded hole is arranged in each group of first guide limiting slide blocks 9, each group of limiting threaded holes is matched with the transmission threaded shaft 8, each group of first guide limiting slide blocks 9 is positioned in the second limiting slide groove 5, and each group of first guide limiting slide blocks 9 is matched with the second limiting slide groove 5, each group of conductive connection blocks 10 are positioned inside the working slotted hole 2, each group of conductive connection blocks 10 are matched with the working slotted hole 2, each group of second guiding limiting slide blocks 13 are positioned inside the first limiting slide groove 3, each group of second guiding limiting slide blocks 13 are matched with the first limiting slide groove 3, each two groups of conductive contacts 11 are arranged correspondingly, each two groups of conductive contacts 11 are matched, each group of conductive connection blocks 10 are positioned inside the working slotted hole 2, each group of conductive connection blocks 10 are matched with the working slotted hole 2, each group of second guiding limiting slide blocks 13 are positioned inside the first limiting slide groove 3, each group of second guiding limiting slide blocks 13 are matched with the first limiting slide groove 3, so that the conductive connection blocks 10 can reduce resistance and friction while performing automatic circuit breaking work, thereby prolonging the service life, this vacuum circuit breaker of convenient maintenance, spacing screw hole has all been seted up through the inside of first every group direction limiting slide 9, and every group spacing screw hole all sets up to the phase-match with transmission threaded spindle 8, every first direction limiting slide 9 of group all is located the inside of No. two spacing spouts 5, and every first direction limiting slide 9 of group all sets up to the phase-match with No. two spacing spouts 5, make electrically conductive terminal block 10 fine in the inside of work slotted hole 2 remove, carry out automatic circuit breaking work, it is manual to replace the manual work, thereby security performance and performance have been improved.
The working principle is as follows: during the use, start drive motor 7, drive transmission threaded shaft 8 and rotate on location bearing 6, and first direction limiting slide 9 removes in the inside of No. two spacing spouts 5, drives two sets of electrically conductive terminal blocks 10 and carries out the automatic work of opening circuit, and direction limiting slide 13 on the direction connecting block 12 slides in the inside of a spacing spout 3 simultaneously, and supports guide roller 15 and roll on supporting location pivot 14, accomplishes the automatic work of opening circuit.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a convenient vacuum circuit breaker who overhauls, includes vacuum circuit breaker machine case (1), its characterized in that: the vacuum circuit breaker is characterized in that a working slotted hole (2) is formed in the vacuum circuit breaker case (1), a first limiting sliding groove (3) is formed in the left end of the working slotted hole (2), a limiting guide block (4) is fixedly mounted at the right end of the first limiting sliding groove (3), a second limiting sliding groove (5) is formed in one end, away from the first limiting sliding groove (3), of the working slotted hole (2), a positioning bearing (6) is fixedly mounted at the upper end of the second limiting sliding groove (5), a transmission motor (7) is fixedly mounted at one end, away from the positioning bearing (6), of the second limiting sliding groove (5), a transmission threaded shaft (8) is movably mounted at the upper end of the transmission motor (7), two groups of first guiding limiting sliding blocks (9) are movably mounted on the transmission threaded shaft (8), and a conductive wiring block (10) is fixedly mounted at the left end of each group of first guiding limiting sliding, the equal fixed mounting in relative one end of two sets of electrically conductive terminal blocks (10) has a plurality of groups to electrically conduct contact (11), the equal fixed mounting in one end that corresponding first direction stop block (9) were kept away from in every group electrically conductive terminal block (10) has direction connecting block (12), the equal fixed mounting in one end that corresponding electrically conductive terminal block (10) were kept away from in every group direction connecting block (12) has second direction stop block (13), the equal movable mounting in one end that corresponding direction connecting block (12) were kept away from in every group second direction stop block (13) has support location pivot (14), equal movable mounting has support direction gyro wheel (15) in every group support location pivot (14).
2. The service-convenient vacuum circuit breaker according to claim 1, wherein: the inside of every first direction spacing slider (9) of group all sets up spacing screw hole, and every spacing screw hole of group all sets up to the phase-match with transmission threaded shaft (8).
3. The service-convenient vacuum circuit breaker according to claim 1, wherein: every first direction limiting slide block (9) of group all is located the inside of No. two spacing spout (5), and every first direction limiting slide block (9) of group all sets up to the phase-match with No. two spacing spout (5).
4. The service-convenient vacuum circuit breaker according to claim 1, wherein: each group of conductive connection blocks (10) is positioned in the working slot (2), and each group of conductive connection blocks (10) is matched with the working slot (2).
5. The service-convenient vacuum circuit breaker according to claim 1, wherein: every group second direction limiting slide block (13) all is located the inside of a limiting sliding groove (3), and every group second direction limiting slide block (13) all sets up to the phase-match with a limiting sliding groove (3).
6. The service-convenient vacuum circuit breaker according to claim 1, wherein: every two groups of conductive contacts (11) are arranged correspondingly, and every two groups of conductive contacts (11) are arranged to be matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021468585.7U CN213277933U (en) | 2020-07-22 | 2020-07-22 | Vacuum circuit breaker convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021468585.7U CN213277933U (en) | 2020-07-22 | 2020-07-22 | Vacuum circuit breaker convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213277933U true CN213277933U (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021468585.7U Active CN213277933U (en) | 2020-07-22 | 2020-07-22 | Vacuum circuit breaker convenient to overhaul |
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| CN (1) | CN213277933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102822A (en) * | 2021-06-15 | 2021-07-13 | 南通宏耀锅炉辅机有限公司 | Boiler bed temperature wear-resisting thermocouple sleeve cutting machine |
-
2020
- 2020-07-22 CN CN202021468585.7U patent/CN213277933U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102822A (en) * | 2021-06-15 | 2021-07-13 | 南通宏耀锅炉辅机有限公司 | Boiler bed temperature wear-resisting thermocouple sleeve cutting machine |
| CN113102822B (en) * | 2021-06-15 | 2021-08-10 | 南通宏耀锅炉辅机有限公司 | Boiler bed temperature wear-resisting thermocouple sleeve cutting machine |
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