CN218004663U - Locking device of vacuum circuit breaker - Google Patents
Locking device of vacuum circuit breaker Download PDFInfo
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- CN218004663U CN218004663U CN202121959538.7U CN202121959538U CN218004663U CN 218004663 U CN218004663 U CN 218004663U CN 202121959538 U CN202121959538 U CN 202121959538U CN 218004663 U CN218004663 U CN 218004663U
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- circuit breaker
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- breaker body
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Abstract
The utility model discloses a locking device of vacuum circuit breaker, including the circuit breaker body, the lower extreme surface of circuit breaker body is provided with the locating plate, the front end surface of locating plate is provided with locking mechanical system, the middle part of circuit breaker body lower extreme surface is provided with three auxiliary mechanism of group, auxiliary mechanism includes pneumatic lifter and auto-lock universal wheel, pneumatic lifter fixed mounting is in the lower extreme surface of circuit breaker body, the auto-lock universal wheel is located the lower extreme surface of pneumatic lifter, the lower extreme surface of circuit breaker body is through being swing joint between pneumatic lifter and the auto-lock universal wheel. A vacuum circuit breaker's locking device, through the locking mechanical system who sets up, can lock between locating plate and the circuit breaker body, it is fixed easy to assemble, easy operation, through the complementary unit who sets up, can conveniently overhaul, be convenient for remove, bring better use prospect.
Description
Technical Field
The utility model relates to a circuit breaker field specifically is a vacuum circuit breaker's locking device.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the vacuum circuit breaker is an indoor power distribution device in a 3-10kV 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-placed cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
In the prior art, a chinese patent document with an authorization publication number of CN201510008875.0 describes a high-voltage vacuum circuit breaker locking mechanism, which includes a switching-on shaft, an interlocking locking mechanism and a switching-on locking mechanism, wherein a limiting block is provided with a notch with an upward opening, the notch is located below a limiting plastic part, the bottom end of the limiting plastic part can be embedded into the notch, one end of the switching-on shaft passes through a partition plate on a circuit breaker assembly frame to be connected with the limiting plastic part, the other end of the limiting block is provided with an adjusting component for adjusting the width of the notch, the switching-on locking mechanism can adjust the amount of a switching-on lock, and during assembly, according to the dimensional accuracy and the actual position of the bottom end of the limiting plastic part and the notch, the width of the notch can be adjusted by the adjusting component, so that the precise matching of the limiting plastic part and the notch is realized, the gap between the limiting plastic part and the notch is eliminated, the assembly efficiency of the high-voltage vacuum circuit breaker is greatly improved, and the maintenance cost of the circuit breaker is reduced; except the width of notch, still can be as required, realize the regulation to the closing lock volume through closing a floodgate locking mechanical system, realize high-pressure vacuum circuit breaker at the combined floodgate operation under rated voltage or low-voltage, through the effective regulation to notch width and closing lock volume, avoid the emergence of combined floodgate trouble, the realization is controlled interlocking and reliable of closing a floodgate, a current high-pressure vacuum circuit breaker locking mechanical system is when installing and using, inconvenient locking between locating plate and the circuit breaker body, and inconvenient maintenance, certain adverse effect has been brought for people's use, for this, we propose a vacuum circuit breaker's locking device.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a locking device of vacuum circuit breaker possesses and to lock between locating plate and the circuit breaker body, and easy to assemble is fixed, and easy operation can conveniently overhaul, and the problem in the background art can effectively be solved to advantages such as the removal of being convenient for.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a vacuum circuit breaker's locking device, includes the circuit breaker body, the lower extreme surface of circuit breaker body is provided with the locating plate, the front end surface of locating plate is provided with locking mechanical system, the middle part of circuit breaker body lower extreme surface is provided with three auxiliary mechanism of group, auxiliary mechanism includes pneumatic lifter and auto-lock universal wheel, pneumatic lifter fixed mounting is in the lower extreme surface of circuit breaker body, the auto-lock universal wheel is located the lower extreme surface of pneumatic lifter, the lower extreme surface of circuit breaker body is through being swing joint between pneumatic lifter and the auto-lock universal wheel.
Preferably, the locking mechanism comprises a slot, a first jack, an inserting plate, a U-shaped inserting rod, an L-shaped inserting rod, a pressing block, a spring, a second jack and a movable groove.
Preferably, it is two sets of both ends around the locating plate upper end surface are seted up respectively to the slot, just the lower extreme surface and the first jack of slot communicate with each other, one side surface in the locating plate is seted up to first jack, the quantity of first jack is five groups, and is two sets of the front end of both ends surface about first jack is seted up respectively to the second jack, and is two sets of the lower extreme surface of picture peg fixed mounting in the circuit breaker body respectively, just the lower extreme surface of picture peg is located the inside of slot, U type inserted bar is located the front end surface of locating plate, the middle part of U type inserted bar front end surface is seted up to movable groove, and is two sets of L type inserted bar is located movable groove's front and back both ends internal surface respectively, the spring is located between two sets of L type inserted bars, press a fixed mounting in the front end surface of L type inserted bar.
Preferably, the inserting plate is clamped with the inserting groove, limiting grooves are formed in two sides of the outer surface of the front end of the inserting plate, and the U-shaped inserting rod penetrates through the positioning plate and the inserting plate.
Preferably, be the joint between L type inserted bar and the second jack, it is two sets of pass through spring elastic connection between the L type inserted bar.
(III) advantageous effects
Compared with the prior art, the utility model provides a vacuum circuit breaker's locking device possesses following beneficial effect:
1. this locking device of vacuum circuit breaker, locking mechanical system through setting up, correspond the joint respectively with two sets of picture pegs that circuit breaker body lower extreme surface set up and arrive two sets of slots, press two sets of pressing blocks motion in opposite directions, go into the locating plate with U type inserted bar along first jack card, make U type inserted bar run through in locating plate and picture peg, loosen two sets of pressing blocks, under the reset action of spring is passed through in the inside in activity groove, make two sets of L type inserted bars block respectively and fix in two sets of second jacks, can lock between locating plate and the circuit breaker body, easy to assemble is fixed, and the operation is simple.
2. This locking device of vacuum circuit breaker, through the complementary unit who sets up, when needs overhaul, press two sets of pressing blocks, take out U type inserted bar, start the pneumatic lifter of three groups that circuit breaker body lower extreme surface middle part set up simultaneously, drive the laminating of the upper end surface of auto-lock universal wheel and locating plate, and the picture peg is located the inside of slot, the circuit breaker body that slides overhauls to the maintenance station, can conveniently overhaul, is convenient for remove.
Drawings
Fig. 1 is a schematic view of the overall structure of a locking device of a vacuum circuit breaker according to the present invention.
Fig. 2 shows a locking mechanism and an auxiliary mechanism diagram in a locking device of a vacuum circuit breaker according to the present invention.
Fig. 3 is a schematic view of a local structure of a locking mechanism in a locking device of a vacuum circuit breaker.
In the figure: 1. a circuit breaker body; 2. positioning a plate; 3. a locking mechanism; 4. an auxiliary mechanism; 5. inserting slots; 6. a first jack; 7. inserting plates; 8. a U-shaped inserted link; 9. an L-shaped inserted link; 10. a pressing block; 11. a spring; 12. a movable groove; 13. a second jack; 14. a pneumatic lifter; 15. self-locking universal wheel.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Detailed description of the preferred embodiment
The embodiment is a locking device of a vacuum circuit breaker.
As shown in fig. 1-3, including circuit breaker body 1, the lower extreme surface of circuit breaker body 1 is provided with locating plate 2, the front end surface of locating plate 2 is provided with locking mechanical system 3, the middle part of circuit breaker body 1 lower extreme surface is provided with three auxiliary mechanism 4 of group, auxiliary mechanism 4 includes pneumatic lifter 14 and auto-lock universal wheel 15, pneumatic lifter 14 fixed mounting is in the lower extreme surface of circuit breaker body 1, auto-lock universal wheel 15 is located the lower extreme surface of pneumatic lifter 14, be swing joint between the lower extreme surface of circuit breaker body 1 and auto-lock universal wheel 15 through pneumatic lifter 14.
The locking mechanism 3 comprises a slot 5, a first jack 6, an inserting plate 7, a U-shaped inserting rod 8, an L-shaped inserting rod 9, a pressing block 10, a spring 11, a second jack 13 and a movable groove 12; two groups of slots 5 are respectively arranged at the front end and the rear end of the outer surface of the upper end of the positioning plate 2, the outer surfaces of the lower ends of the slots 5 are communicated with the first jacks 6, the first jacks 6 are arranged on the outer surface of one side of the positioning plate 2, the number of the first jacks 6 is five, two groups of second jacks 13 are respectively arranged at the front ends of the outer surfaces of the left end and the right end of the first jacks 6, two groups of inserting plates 7 are respectively and fixedly arranged on the outer surface of the lower end of the breaker body 1, the outer surfaces of the lower ends of the inserting plates 7 are positioned in the slots 5, the U-shaped inserting rod 8 is positioned on the outer surface of the front end of the positioning plate 2, the movable groove 12 is arranged in the middle of the outer surface of the front end of the U-shaped inserting rod 8, two groups of L-shaped inserting rods 9 are respectively positioned on the inner surfaces of the front end and the rear end of the movable groove 12, the spring 11 is positioned between the two groups of the L-shaped inserting rods 9, and the pressing block 10 is fixedly arranged on the outer surface of the front end of the L-shaped inserting rod 9; the inserting plate 7 is clamped with the inserting slot 5, limiting grooves are formed in two sides of the outer surface of the front end of the inserting plate 7, and the U-shaped inserting rod 8 penetrates through the positioning plate 2 and the inserting plate 7; be the joint between L type inserted bar 9 and the second jack 13, through 11 elastic connection of spring between two sets of L type inserted bars 9.
It should be noted that, the utility model relates to a locking device of vacuum circuit breaker, through the locking mechanical system 3 that sets up, correspond two sets of picture pegs 7 that set up with the lower extreme surface of circuit breaker body 1 respectively and joint in two sets of slots 5, press two sets of pressing blocks 10 and move in opposite directions, block U-shaped inserted bar 8 into locating plate 2 along first jack 6 card, make U-shaped inserted bar 8 run through locating plate 2 and picture peg 7, loosen two sets of pressing blocks 10, under the reset action of spring 11 in the inside of movable groove 12, make two sets of L-shaped inserted bars 9 block into two sets of second jacks 13 respectively and fix, can lock between locating plate 2 and circuit breaker body 1, it is convenient to install fixedly, easy to operate; through the complementary unit 4 who sets up, when needs overhaul, press two sets of according to briquetting 10, take out U type inserted bar 8, start three pneumatic lifter 14 of group that 1 lower extreme surface middle part of circuit breaker body set up simultaneously, drive the laminating of the upper end surface of auto-lock universal wheel 15 and locating plate 2, and picture peg 7 is located the inside of slot 5, slide circuit breaker body 1, overhaul to the maintenance station, can conveniently overhaul, be convenient for remove.
Detailed description of the invention
The present embodiment is an embodiment of a locking mechanism for a locking device of a vacuum circuit breaker.
As shown in fig. 1, 2 and 3, a locking mechanism 3 for a locking device of a vacuum circuit breaker, the locking mechanism 3 comprises a slot 5, a first jack 6, an insert plate 7, a U-shaped insert rod 8, an L-shaped insert rod 9, a pressing block 10, a spring 11 and a movable groove 12; two groups of slots 5 are respectively arranged at the front end and the rear end of the outer surface of the upper end of the positioning plate 2, the outer surfaces of the lower ends of the slots 5 are communicated with the first jacks 6, the first jacks 6 are arranged on the outer surface of one side of the positioning plate 2, the number of the first jacks 6 is five, two groups of second jacks 13 are respectively arranged at the front ends of the outer surfaces of the left end and the right end of the first jacks 6, two groups of inserting plates 7 are respectively and fixedly arranged on the outer surface of the lower end of the breaker body 1, the outer surfaces of the lower ends of the inserting plates 7 are positioned in the slots 5, the U-shaped inserting rod 8 is positioned on the outer surface of the front end of the positioning plate 2, the movable groove 12 is arranged in the middle of the outer surface of the front end of the U-shaped inserting rod 8, two groups of L-shaped inserting rods 9 are respectively positioned on the inner surfaces of the front end and the rear end of the movable groove 12, the spring 11 is positioned between the two groups of the L-shaped inserting rods 9, and the pressing block 10 is fixedly arranged on the outer surface of the front end of the L-shaped inserting rod 9; the plug board 7 is clamped with the slots 5, the two sides of the outer surface of the front end of the plug board 7 are provided with limiting grooves, the U-shaped plug rod 8 penetrates through the positioning plate 2 and the plug board 7, the two groups of plug boards 7 arranged on the outer surface of the lower end of the circuit breaker body 1 are correspondingly clamped into the two groups of slots 5 respectively, the two groups of pressing blocks 10 are pressed to move oppositely, the U-shaped plug rod 8 is clamped into the positioning plate 2 along the first jack 6, and the U-shaped plug rod 8 penetrates through the positioning plate 2 and the plug boards 7; for the joint between L type inserted bar 9 and the second jack 13, through 11 elastic connection of spring between two sets of L type inserted bars 9, loosen two sets of pressure pieces 10, under the reset action of spring 11 is passed through in the inside of activity groove 12, make two sets of L type inserted bars 9 block respectively and fix in two sets of second jacks 13, can lock between locating plate 2 and the circuit breaker body 1, easy to assemble is fixed easy operation.
Detailed description of the preferred embodiment
The present embodiment is an embodiment of an auxiliary mechanism for a locking device of a vacuum circuit breaker.
As shown in fig. 1 and 2, an auxiliary mechanism 4 for a locking device of a vacuum circuit breaker, the auxiliary mechanism 4 comprises a pneumatic lifting rod 14 and a self-locking universal wheel 15, the pneumatic lifting rod 14 is fixedly installed on the outer surface of the lower end of a circuit breaker body 1, the self-locking universal wheel 15 is located on the outer surface of the lower end of the pneumatic lifting rod 14, the outer surface of the lower end of the circuit breaker body 1 is movably connected with the self-locking universal wheel 15 through the pneumatic lifting rod 14, the circuit breaker body 1 is slid, and maintenance is performed on the circuit breaker body to a maintenance station.
It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. A locking device of a vacuum circuit breaker comprises a breaker body (1), and is characterized in that: the lower extreme surface of circuit breaker body (1) is provided with locating plate (2), the front end surface of locating plate (2) is provided with locking mechanical system (3), the middle part of circuit breaker body (1) lower extreme surface is provided with three auxiliary mechanism (4) of group, auxiliary mechanism (4) are including pneumatic lifter (14) and auto-lock universal wheel (15), pneumatic lifter (14) fixed mounting is in the lower extreme surface of circuit breaker body (1), auto-lock universal wheel (15) are located the lower extreme surface of pneumatic lifter (14), be swing joint between the lower extreme surface of circuit breaker body (1) passes through pneumatic lifter (14) and auto-lock universal wheel (15).
2. The locking apparatus of a vacuum circuit breaker according to claim 1, wherein: the locking mechanism (3) comprises a slot (5), a first jack (6), an inserting plate (7), a U-shaped inserting rod (8), an L-shaped inserting rod (9), a pressing block (10), a spring (11), a second jack (13) and a movable groove (12).
3. The locking apparatus of a vacuum circuit breaker according to claim 2, wherein: two sets of both ends around locating plate (2) upper end surface are seted up respectively in slot (5), just the lower extreme surface of slot (5) communicates with each other with first jack (6), one side surface in locating plate (2) is seted up in first jack (6), the quantity of first jack (6) is five groups, and is two sets of the front end of both ends surface about first jack (6) is seted up respectively in second jack (13), and is two sets of picture peg (7) fixed mounting is respectively in the lower extreme surface of circuit breaker body (1), just the lower extreme surface of picture peg (7) is located the inside of slot (5), U type inserted bar (8) are located the front end surface of locating plate (2), movable groove (12) are seted up in the middle part of U type inserted bar (8) front end surface, and are two sets of L type inserted bar (9) are located the front and back both ends internal surface of movable groove (12) respectively, spring (11) are located between two sets of L type inserted bar (9), press type inserted bar (10) fixed mounting in the front end surface of L type inserted bar (9).
4. A locking apparatus of a vacuum circuit breaker according to claim 3, wherein: be the joint between picture peg (7) and slot (5), the spacing groove has all been seted up to the both sides of picture peg (7) front end surface, U type inserted bar (8) run through in locating plate (2) and picture peg (7).
5. A locking apparatus of a vacuum circuit breaker according to claim 3, wherein: be the joint between L type inserted bar (9) and second jack (13), two sets of pass through spring (11) elastic connection between L type inserted bar (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121959538.7U CN218004663U (en) | 2021-08-20 | 2021-08-20 | Locking device of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121959538.7U CN218004663U (en) | 2021-08-20 | 2021-08-20 | Locking device of vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218004663U true CN218004663U (en) | 2022-12-09 |
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ID=84287882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121959538.7U Active CN218004663U (en) | 2021-08-20 | 2021-08-20 | Locking device of vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218004663U (en) |
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2021
- 2021-08-20 CN CN202121959538.7U patent/CN218004663U/en active Active
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