CN208954843U - The locking device of breaker - Google Patents

Abstract

The utility model provides the locking device of breaker, and the first sideskid vertically extends the second support plate, and the first sideskid vertically extends third support plate, and the open horizontal that the second support plate and third support plate are formed is outwardly；First pedestal vertically extends the first support plate, and outwardly, the first pedestal is equipped with the second guide groove, the 4th guide groove to the open horizontal of the first support plate；Second guide groove and the 4th guide groove are horizontally arranged；Second support plate is stretched out from the 4th guide groove, and third support plate is stretched out from the second guide groove；First support plate is equipped with the first guide groove, second support plate, third support plate are equipped with the hole to match with bolt, bolt can be inserted into the hole of the second support plate, third support plate from the first guide groove, and bolt can be slided or be limited in the first guide groove.The utility model is compact-sized, simple installation, symmetric design, is more advantageous to line maintenance use, guarantees the safety of line maintenance personnel.

Description

The locking device of breaker

Technical field

The utility model relates to a kind of locking devices of breaker, and specifically, indoor and outdoor distribution can be used in by designing one kind Case, the locking device of the breaker of the occasions such as elevator cabinet.

Background technique

Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker can be used to distribute electric energy, infrequently open Dynamic asynchronous motor protects the implementations such as power circuit and motor, when serious overload or short circuit and under-voltage occurs in they Etc. failures when can automatic shutdown circuit, function is equivalent to Fuse switch and crosses the combination of underheat relay etc..Breaker Effect be turned off and connect load circuit and disengagement failure circuit, prevent fault spread, guarantee safe operation.

It needs to lock breaker when line facility operates normally, prevents someone from closing breaker and interfere normally Production activity equally breaker is lockked when needing to overhaul equipment and route to protect the life of maintenance personal Life safety.The locking device of general breaker is all single side lock, while being unfavorable for line maintenance use, it cannot be guaranteed that route is examined Repair the safety of personnel.

For example, patent document CN101882540A discloses a kind of low-voltage circuit breaker handle locking device and locking means, by First support front surface and second support rear surface are sticked to form, and first support is by a claw, a support arm and a padlock portion It is grouped as, second support is by another claw, another support arm and another padlock part composition, in the two of breaker top cover opening Respectively be arranged on side two sizes and shape it is identical and with two claws match the first open slot and the second open slot；Breaker closes It is respectively clamped into two claws in two the first open slots, padlock is inserted into mortise lock hole and is lockked；Padlock is removed when separating brake And successively remove two stands, operation handle transforms to open position, when the circuit breaker handle other side uses breaker closing Same procedure the claw of first support and second support is respectively clamped into two the second open slots and locks padlock.

Utility model content

For the defects in the prior art, the purpose of the utility model is to provide a kind of locking devices of breaker.

According to a kind of locking device of breaker provided by the utility model, comprising: the first sideskid, the first pedestal；

First sideskid can successively slide between first position, the third place, the second position along the first pedestal；

First sideskid includes first the first lock hole of sideskid；First pedestal includes first the first lock hole of pedestal；

When being located at first position, on first the first lock hole of sideskid and the first pedestal on first sideskid First the first lock hole of pedestal is aligned to form padlock through hole, and first the second lock hole of sideskid on first sideskid It is misaligned with first the second lock hole of pedestal on the first pedestal；

When being located at the third place, on first the first lock hole of sideskid and the first pedestal on first sideskid First the first lock hole of pedestal is misaligned, and on first the second lock hole of sideskid and the first pedestal on first sideskid First the second lock hole of pedestal be misaligned；

When in the second position, on first the first lock hole of sideskid and the first pedestal on first sideskid First the first lock hole of pedestal is misaligned, and on first the second lock hole of sideskid and the first pedestal on first sideskid First the second lock hole of pedestal alignment.

Preferably, the locking device of the breaker includes: the second sideskid, the second pedestal；

Second sideskid can successively slide between first position, the third place, the second position along the second pedestal；

Second sideskid includes second the first lock hole of sideskid；Second pedestal includes second the first lock hole of pedestal；

First the first lock hole of pedestal of the first pedestal is aligned with second the first lock hole of pedestal of the second pedestal；First base First the second lock hole of pedestal of seat is aligned with second the second lock hole of pedestal of the second pedestal；

When being located at first position, on second the first lock hole of sideskid and the second pedestal on second sideskid Second the first lock hole of pedestal is aligned to form padlock through hole, and second the second lock hole of sideskid on second sideskid It is misaligned with second the second lock hole of pedestal on the second pedestal；

When being located at the third place, on second the first lock hole of sideskid and the second pedestal on second sideskid Second the first lock hole of pedestal is misaligned, and on second the second lock hole of sideskid and the second pedestal on second sideskid Second the second lock hole of pedestal be misaligned；

When in the second position, on second the first lock hole of sideskid and the second pedestal on second sideskid Second the first lock hole of pedestal is misaligned, and on second the second lock hole of sideskid and the second pedestal on second sideskid Second the second lock hole of pedestal alignment.

Preferably, the locking device of the breaker, including bolt；

The middle part side upper surface vertical direction of first sideskid extends the second support plate, in the first sideskid Portion, lower surface, side vertical direction extends third support plate, the open horizontal court that the second support plate and third support plate are formed Outside；

The side plate upper surface vertical direction of first pedestal extends the first support plate, the open horizontal of the first support plate Outwardly, the second guide groove, the 4th guide groove are provided on the side plate of the first pedestal；Second guide groove and the 4th guide groove are in level Arrangement；

Second support plate is stretched out from the 4th guide groove, and the third support plate is stretched out from the second guide groove；

The first guide groove is provided in first support plate, be provided in second support plate, third support plate with The hole that bolt matches, for bolt from the hole that the first guide groove is inserted into the second support plate, third support plate, bolt can be It slides or limits in one guide groove.

Preferably, the first grab is fixed on the lateral surface of the third support plate；

Outwardly, the first grab can be hooked in the second guide groove to the first grab opening；

The second guide groove horizontal down is provided with third guide groove；

First sideskid is provided with the second grab, and the second grab can be hooked in third guide groove；

First grab is matched with the second grab, keeps the assembly balance and stability of the first sideskid and the first pedestal.

Preferably, first lock hole of the first pedestal includes the first lock hole, the second lock hole of the first pedestal packet The second lock hole is included, the setting of the first lock hole is arranged in the first pedestal front end, the second lock hole in the first pedestal rear end；

First the first lock hole of sideskid includes third lock hole, and first the second lock hole of sideskid includes the 4th locking Hole, the setting of third lock hole are arranged in the first sideskid front end, the 4th lock hole in the first pedestal rear end；

First lock hole matches with third lock hole shaped position, and the first lock hole is formed after being aligned with third lock hole Padlock through hole；

Second lock hole matches with the 4th lock hole shaped position, and the second lock hole is formed after being aligned with the 4th lock hole Padlock through hole.

Preferably, the bolt includes fork, bolt sliding limited block, bolt sliding limited post, bolt fixed part；

Bolt slides one end connecting bolt head of limited post, and bolt slides the other end connecting bolt fixed part of limited post；

Bolt sliding limited post can be inserted into the hole of the second support plate, third support plate from the first guide groove, bolt Sliding limited post can slide in the first guide groove, and fork with bolt sliding limited block matches that bolt can be slided and limit Position column is fixed in the first guide groove；Bolt fixed part is matched with bolt sliding limited block to slide limited post for bolt End is fixed in the hole of the third support plate.

Preferably, the locking device of the breaker includes spring；The bolt is inserted into the first guide groove, the second support plate Hole, third support plate hole after, one end of the spring resists the second support plate, and the other end of spring resists third support Plate.

Preferably, it is arranged fluted on first guide groove, when bolt limits in the first guide groove, bolt is fallen into In the groove.

Preferably, the quantity of first lock hole is multiple, and the quantity of third lock hole is multiple.

Preferably, the bottom of first pedestal is provided with fixing seat, and the first pedestal is fixedly mounted.

Compared with prior art, the utility model have it is following the utility model has the advantages that

1, the utility model is compact-sized, simple installation, convenient for promoting；

2, Computer Aided Design is balanced, the security performance of locking device entirety is enhanced；

3, switching guide groove design, effectively keeps the latched position of breaker, securely and reliably；

4, symmetrical structure designs, and is more advantageous to line maintenance use, guarantees the safety of line maintenance personnel.

Detailed description of the invention

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon:

Fig. 1 is the structural exploded view of the locking device of breaker；

Fig. 2 is the assembling schematic diagram of the locking device of breaker；

Fig. 3 is the first sideskid 1 of the locking device of breaker and the structural schematic diagram of the second sideskid 5；

Fig. 4 is the structural schematic diagram of the bolt 2 of the locking device of breaker；

Fig. 5 is the first pedestal 3 of the locking device of breaker and the structural schematic diagram of the second pedestal 4.

It is shown in figure:

Specific embodiment

The utility model is described in detail combined with specific embodiments below.Following embodiment will be helpful to this field Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability For the those of ordinary skill in domain, without departing from the concept of the premise utility, several changes and improvements can also be made. These are all within the protection scope of the present invention.

It include: the first sideskid 1, the first pedestal 3 according to a kind of locking device of breaker provided by the utility model；The One sideskid 1 can successively slide between first position, the third place, the second position along the first pedestal 3；First sideskid 1 Including first the first lock hole of sideskid；First pedestal 3 includes first the first lock hole of pedestal；When being located at first position, institute First the first lock hole of sideskid stated on the first sideskid 1 is aligned shape with first the first lock hole of pedestal on the first pedestal 3 The first pedestal on first the second lock hole of sideskid at padlock through hole, and on first sideskid 1 and the first pedestal 3 Second lock hole is misaligned；When being located at the third place, first the first lock hole of sideskid on first sideskid 1 and the First the first lock hole of pedestal on one pedestal 3 is misaligned, and the first sideskid second locking on first sideskid 1 Hole is misaligned with first the second lock hole of pedestal on the first pedestal 3；When in the second position, on first sideskid 1 First the first lock hole of sideskid be misaligned with first the first lock hole of pedestal on the first pedestal 3, and it is described first break away First the second lock hole of sideskid on plate 1 is aligned with first the second lock hole of pedestal on the first pedestal 3.

Specifically, as shown in Fig. 2, the locking device of the breaker includes: the second sideskid 5, the second pedestal 4；Second Sideskid 5 can successively slide between first position, the third place, the second position along the second pedestal 4；Second sideskid 5 packet Include second the first lock hole of sideskid；Second pedestal 4 includes second the first lock hole of pedestal；The first pedestal of first pedestal 3 One lock hole is aligned with second the first lock hole of pedestal of the second pedestal 4；First the second lock hole of pedestal of the first pedestal 3 and Second the second lock hole of pedestal of two pedestals 4 is aligned；When being located at first position, second on second sideskid 5 breaks away The first lock hole of plate is aligned to form padlock through hole with second the first lock hole of pedestal on the second pedestal 4, and described second side Second the second lock hole of sideskid on slide plate 5 is misaligned with second the second lock hole of pedestal on the second pedestal 4；When being located at the When three positions, second the first lock hole of sideskid on second sideskid 5 and the second pedestal first on the second pedestal 4 are locked Determine hole to be misaligned, and second the second lock hole of sideskid on second sideskid 5 and the second pedestal on the second pedestal 4 Two lock holes are misaligned；When in the second position, second the first lock hole of sideskid and second on second sideskid 5 Second the first lock hole of pedestal on pedestal 4 is misaligned, and second the second lock hole of sideskid on second sideskid 5 with Second the second lock hole of pedestal alignment on second pedestal 4.

Specifically, as shown in figure 3, the locking device of the breaker includes bolt 2；The middle part of first sideskid 1 Side upper surface vertical direction extends the second support plate 8, and the middle part side lower surface vertical direction of the first sideskid 1 is extended Third support plate 9, the open horizontal that the second support plate 8 is formed with third support plate 9 is outwardly；As shown in figure 5, first pedestal 3 side plate upper surface vertical direction extends the first support plate 7, the open horizontal of the first support plate 7 outwardly, the first pedestal 3 The second guide groove 32, the 4th guide groove 34 are provided on side plate；Second guide groove 32 is with the 4th guide groove 34 in horizontally arranged；Institute It states the second support plate 8 to stretch out from the 4th guide groove 34, the third support plate 9 is stretched out from the second guide groove 32；Described first It is provided with the first guide groove 31 on fagging 7, is provided in second support plate 8, third support plate 9 and matches with bolt 2 Hole, for bolt 2 from the hole that the first guide groove 31 is inserted into the second support plate 8, third support plate 9, bolt 2 can be in the first guiding It slides or limits in slot 31.

Specifically, as shown in figs. 3 and 5, the first grab 11 is fixed on the lateral surface of the third support plate 9；Described One grab 11 is open outwardly, and the first grab 11 can be hooked in the second guide groove 32；Second guide groove, the 32 horizontal down setting There is third guide groove 33；First sideskid 1 is provided with the second grab 12, and the second grab 12 can be hooked in third guide groove 33；First grab 11 is matched with the second grab 12, keeps the assembly balance and stability of the first sideskid 1 and the first pedestal 3.

Specifically, first lock hole of the first pedestal includes the first lock hole 61, second lock hole of the first pedestal Including the second lock hole 62, the setting of the first lock hole 61 is arranged in 3 front end of the first pedestal, the second lock hole 62 in the first pedestal 3 rear ends；First the first lock hole of sideskid includes third lock hole 63, and first the second lock hole of sideskid includes the 4th locking Hole 64, the setting of third lock hole 63 are arranged in 1 front end of the first sideskid, the 4th lock hole 64 in 3 rear end of the first pedestal；The One lock hole 61 matches with 63 shaped position of third lock hole, and the first lock hole 61 is formed after being aligned with third lock hole 63 and hung Lock through hole；

Second lock hole 62 matches with 64 shaped position of the 4th lock hole, the second lock hole 62 and the 4th lock hole 64 Padlock through hole is formed after alignment.

Specifically, as shown in figure 4, the bolt 2 includes fork 21, bolt sliding limited block 22, bolt sliding limit Column 23, bolt fixed part 24；Bolt slides one end connecting bolt head 21 of limited post 23, and bolt slides the another of limited post 23 Hold connecting bolt fixed part 24；Bolt sliding limited post 23 can be inserted into the second support plate 8, third branch from the first guide groove 31 In the hole of fagging 9, bolt sliding limited post 23 can slide in the first guide groove 31, and fork 21 and bolt slide limited block 22 match and bolt sliding limited post 23 can be fixed in the first guide groove 31；Bolt fixed part 24 and bolt sliding limit Block 22, which matches, to be fixed on the end that bolt slides limited post 23 in the hole of the third support plate 9.

Specifically, the locking device of the breaker includes spring；The bolt 2 is inserted into the first guide groove 31, second Behind the hole of fagging 8, the hole of third support plate 9, one end of the spring resists the second support plate 8, and the other end of spring resists Three support plates 9.

Specifically, be arranged on first guide groove 31 it is fluted, when bolt 2 limits in the first guide groove 31, insert Pin 2 is fallen into the groove.The quantity of first lock hole 61 be it is multiple, the quantity of third lock hole 63 be it is multiple, preferably Ground is flexibly used according to the conditions of demand at scene.The bottom of first pedestal 3 is provided with fixing seat, is fixedly mounted the One pedestal 3.

Preferably, as shown in Figure 1, the second pedestal 4 is identical as 3 structure of the first pedestal, the second sideskid 5 and the first sideskid 1 structure is identical, the assembly method and the assembly method phase of the first pedestal 3, the first sideskid 1 of the second pedestal 4, the second sideskid 5 Together.Preferably, the locking device of breaker is designed using symmetrical structure, as shown in Fig. 2, being first fixed on pedestal accordingly when assembly Position, then by sideskid, bolt and spring loaded on pedestal, the first pedestal 3, the first sideskid 1 are assemblied in side, other side dress With the second pedestal 4, the second sideskid 5, breaker is fixed on device two sides after installing.

Specifically, first pedestal, the second base inner surface fit assembly, form symmetrical structure design, and structure is tight It gathers simple.Specifically, the bottom of first pedestal is provided with fixing seat 40, and the first pedestal is fixedly mounted.

When the utility model is used, can the use state of staff at the scene be adjusted, security official locks in padlock Corresponding position, different security officials use different padlocks, and are hung on different positions, for example, first position, the third place, The second position.As shown in Fig. 2, when in said first position, the first lock hole 61 is aligned with third lock hole 63, the second locking Hole 62 is misaligned with the 4th lock hole 64, and padlock is locked to the extension formed after the first lock hole 61 is aligned with third lock hole 63 It locks in through hole；When at the second position, the second lock hole 62 is aligned with the 4th lock hole 64, the first lock hole 61 with Third lock hole 63 is misaligned, and padlock is locked to the padlock through hole formed after the second lock hole 62 is aligned with the 4th lock hole 64 In；When in the third position, the first lock hole 61 is misaligned with third lock hole 63, the second lock hole 62 and the 4th locking Hole 64 is misaligned, and padlock lock is formed after the first lock hole 61 is aligned with second the first lock hole of pedestal on the second pedestal 4 Padlock through hole in.It is only completed in line maintenance, all personnel for having lock unlock after showing up could be complete by this device It opens, restores state, bolt carries out the different demand scene of slide handover with guide-localization slot, only in the feelings of pressing bolt Under condition just slidably, the fixed effect of limit is otherwise bounced on bolt.The utility model compact type is strong, can be according to itself Demand, be processed into different material parts, symmetrical structure is conducive to installation, and lock hole is carried out according to demand using can be used in Indoor and outdoor distribution box, the occasions such as elevator cabinet.

In the description of the present application, it is to be understood that term " on ", "front", "rear", "left", "right", " is erected at "lower" Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is orientation based on the figure or position Relationship is set, description the application is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.

Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office It is limited to above-mentioned particular implementation, those skilled in the art can make a variety of changes or modify within the scope of the claims, This has no effect on the substantive content of the utility model.In the absence of conflict, the spy in embodiments herein and embodiment Sign can be arbitrarily combined with each other.

Claims (10)

1. a kind of locking device of breaker characterized by comprising the first sideskid (1), the first pedestal (3)；

First sideskid (1) can successively slide between first position, the third place, the second position along the first pedestal (3)；

First sideskid (1) includes first the first lock hole of sideskid；First pedestal (3) includes first the first lock hole of pedestal；

When being located at first position, on first the first lock hole of sideskid and the first pedestal (3) on first sideskid (1) First the first lock hole of pedestal be aligned to form padlock through hole, and the first sideskid second on first sideskid (1) Lock hole is misaligned with first the second lock hole of pedestal on the first pedestal (3)；

When being located at the third place, on first the first lock hole of sideskid and the first pedestal (3) on first sideskid (1) First the first lock hole of pedestal be misaligned, and first the second lock hole of sideskid and first on first sideskid (1) First the second lock hole of pedestal on pedestal (3) is misaligned；

When in the second position, on first the first lock hole of sideskid and the first pedestal (3) on first sideskid (1) First the first lock hole of pedestal be misaligned, and first the second lock hole of sideskid and first on first sideskid (1) First the second lock hole of pedestal alignment on pedestal (3).

2. the locking device of breaker according to claim 1 characterized by comprising the second sideskid (5), second Pedestal (4)；

Second sideskid (5) can successively slide between first position, the third place, the second position along the second pedestal (4)；

Second sideskid (5) includes second the first lock hole of sideskid；Second pedestal (4) includes second the first lock hole of pedestal；

First the first lock hole of pedestal of the first pedestal (3) is aligned with second the first lock hole of pedestal of the second pedestal (4)；First First the second lock hole of pedestal of pedestal (3) is aligned with second the second lock hole of pedestal of the second pedestal (4)；

When being located at first position, on second the first lock hole of sideskid and the second pedestal (4) on second sideskid (5) Second the first lock hole of pedestal be aligned to form padlock through hole, and the second sideskid second on second sideskid (5) Lock hole is misaligned with second the second lock hole of pedestal on the second pedestal (4)；

When being located at the third place, on second the first lock hole of sideskid and the second pedestal (4) on second sideskid (5) Second the first lock hole of pedestal be misaligned, and second the second lock hole of sideskid and second on second sideskid (5) Second the second lock hole of pedestal on pedestal (4) is misaligned；

When in the second position, on second the first lock hole of sideskid and the second pedestal (4) on second sideskid (5) Second the first lock hole of pedestal be misaligned, and second the second lock hole of sideskid and second on second sideskid (5) Second the second lock hole of pedestal alignment on pedestal (4).

3. the locking device of breaker according to claim 1, which is characterized in that including bolt (2)；

The middle part side upper surface vertical direction of first sideskid (1) extends the second support plate (8), the first sideskid (1) middle part side lower surface vertical direction is extended third support plate (9), the second support plate (8) and third support plate (9) shape At open horizontal outwardly；

The side plate upper surface vertical direction of first pedestal (3) extends the first support plate (7), and the first support plate (7) are opened The horizontal saliva of mouth is flat outwardly, and the second guide groove (32), the 4th guide groove (34) are provided on the side plate of the first pedestal (3)；Second guide groove (32) with the 4th guide groove (34) in horizontally arranged；

Second support plate (8) is stretched out from the 4th guide groove (34), and the third support plate (9) is stretched from the second guide groove (32) Out；

It is provided with the first guide groove (31) on first support plate (7), on second support plate (8), third support plate (9) It is provided with the hole to match with bolt (2), bolt (2) is inserted into the second support plate (8), third support from the first guide groove (31) In the hole of plate (9), bolt (2) being capable of sliding or limit in the first guide groove (31).

4. the locking device of breaker according to claim 3, which is characterized in that the outside of the third support plate (9) The first grab (11) are fixed on face；

Outwardly, the first grab (11) can be hooked in the second guide groove (32) to first grab (11) opening；

Second guide groove (32) horizontal down is provided with third guide groove (33)；

First sideskid (1) is provided with the second grab (12), and the second grab (12) can be hooked in third guide groove (33)；

First grab (11) is matched with the second grab (12), and the assembly of the first sideskid (1) and the first pedestal (3) is kept to balance Stablize.

5. the locking device of breaker according to claim 3, which is characterized in that the first lock hole of the first pedestal packet It includes the first lock hole (61), second lock hole of the first pedestal includes the second lock hole (62), the first lock hole (61) setting In the first pedestal (3) front end, the second lock hole (62) is arranged in the first pedestal (3) rear end；

First the first lock hole of sideskid includes third lock hole (63), and first the second lock hole of sideskid includes the 4th lock hole (64), third lock hole (63) setting is arranged in the first sideskid (1) front end, the 4th lock hole (64) in the first pedestal (3) Rear end；

First lock hole (61) matches with third lock hole (63) shaped position, the first lock hole (61) and third lock hole (63) padlock through hole is formed after being aligned；

Second lock hole (62) matches with the 4th lock hole (64) shaped position, the second lock hole (62) and the 4th lock hole (64) padlock through hole is formed after being aligned.

6. the locking device of breaker according to claim 3, which is characterized in that the bolt (2) includes fork (21), bolt sliding limited block (22), bolt slide limited post (23), bolt fixed part (24)；

Bolt slides one end connecting bolt head (21) of limited post (23), and bolt slides the other end connecting bolt of limited post (23) Fixed part (24)；

Bolt sliding limited post (23) can be inserted into the second support plate (8), third support plate (9) from the first guide groove (31) Kong Zhong, bolt slides limited post (23) being capable of the sliding in the first guide groove (31), fork (21) and bolt sliding limited block (22) limited post (23) can be slided for bolt by, which matching, is fixed in the first guide groove (31)；Bolt fixed part (24) and bolt Sliding limited block (22) matches the hole that the end that bolt slides limited post (23) can be fixed on to the third support plate (9) In.

7. the locking device of breaker according to claim 3, which is characterized in that including spring；Bolt (2) insertion First guide groove (31), the hole of the second support plate (8), third support plate (9) hole after, one end of the spring resists second Fagging (8), the other end of spring resist third support plate (9).

8. the locking device of breaker according to claim 3, which is characterized in that be arranged on first guide groove (31) Fluted, when bolt (2) limit in the first guide groove (31), bolt (2) is fallen into the groove.

9. the locking device of breaker according to claim 5, which is characterized in that the quantity of first lock hole (61) To be multiple, the quantity of third lock hole (63) is multiple.

10. the locking device of breaker according to claim 1, which is characterized in that the bottom of first pedestal (3) is set It is equipped with fixing seat, is fixedly mounted the first pedestal (3).