CN209388976U - Circuit breaker base component and breaker thermal plug-in and pull-off device - Google Patents

Abstract

The utility model proposes a kind of circuit breaker base components and breaker thermal plug-in and pull-off device for supporting hot plug.The base assembly includes: the pedestal with the first installation side and breaker grafting side, first installation side and the breaker grafting side is the opposite two sides of the pedestal, the pedestal includes: an interface in grafting side, and the pedestal can be connect by it with circuit breaker electric；At least two the first connecting holes on the installation side；At least two first connectors；One mounting plate comprising: at least two pedestal connecting holes corresponding with the first connecting hole, first connector pass through it and mounting plate are fastened on pedestal installation side with the first connecting hole；At least two adapter connecting holes, the base assembly can pass through the adapter connecting hole by connector and be affixed on bus bar adapter.The utility model is able to solve the problem of pedestal is adapted to bus bar adapter, of simple structure and low cost, installation convenience.

Description

Circuit breaker base component and breaker thermal plug-in and pull-off device

Technical field

The utility model relates to electric fields, more particularly to the mechanism and device of the breaker for supporting hot plug, more especially It is related to this device for supporting breaker thermal plug used in logistics field.

Background technique

In logistics field, especially Airport Logistics system, the power supply trouble for its subsystem occur is needed in operation Or the influence that maintenance needs run material flow line is preferably minimized.Traditional drawer type or fixed cellular-type powering shelf can satisfy Demand is stated, but its volume and weight is excessive, and degree of protection is difficult to reach the requirement that Airport Logistics in-site installation uses.Herein Under the premise of, realize that the warm connection function of subsystem power switch (i.e. breaker) can meet simultaneously in non-standard powering shelf State demand.

Breaker can be powered by being electrically connected with bus by bus.Used in existing non-standard powering shelf Without hot plug power supply plan, wherein breaker can be electrically connected by bus bar adapter and bus.In the above scheme, breaker is solid Surely it is connected on the bus bar adapter, can not achieve warm connection function.

On the other hand, breaker can be by circuit breaker base with breaker connected structure matched with its come real Existing warm connection function.In this case, it is possible to main switch is not cut off, while guaranteeing other subsystem circuit normal power supplies, Breaker is plugged, to realize the function of such as replacing stoppage circuit breaker.

Above-mentioned no hot plug power supply plan is changed to hot-swappable power supply plan, matched circuit breaker base is connected to Above-mentioned bus bar adapter is a feasible solution for realizing warm connection function.But in practical applications, different manufacturers are raw A variety of different breakers and mating pedestal are produced, the interface with different size is difficult and different bus bar adapter products It is adapted to.

Utility model content

One of the utility model is designed to provide a kind of circuit breaker base component and breaker thermal plug-in and pull-off device, energy It is enough effectively to solve the problems, such as that breaker and mating pedestal are adapted to bus bar adapter product.Another purpose of the utility model exists In providing a kind of circuit breaker base component and breaker thermal plug-in and pull-off device, of simple structure and low cost, installation convenience.

To achieve the above object, the utility model proposes a kind of circuit breaker base components, comprising: a pedestal, tool There are one first installation side and a breaker grafting side, the first installation side and breaker grafting side are the pedestal Opposite two sides, the pedestal include: the interface with pluggable structure, are arranged in breaker grafting side, and by Being configured to the pedestal can be connect by the interface with a circuit breaker electric；At least two first connecting holes, setting exist On first installation side；At least two first connectors；One mounting plate comprising: at least two pedestal connecting holes, with First connection hole site corresponds, and is configured to pass through the pedestal connecting hole by first connector The mounting plate is fastened on to the first installation side of the pedestal with first connecting hole；The connection of at least two adapters Hole, one can be affixed to across the adapter connecting hole by connector by being configured to the circuit breaker base component On a bus bar adapter.

By it is above-mentioned it is such in a manner of, circuit breaker base matched with breaker and rise connection transformation an installation board group At above-mentioned circuit breaker base component, the breaker when hot-swappable power supply plan will be switched to without hot plug power supply plan can solve It is easy to be flexible with the adaptation issues of bus bar adapter, low in cost, installation convenience.

In another exemplary embodiment, the circuit breaker base component further includes being embedded at least two bottom Expansion bolt in seat connecting hole；Wherein, first connecting hole runs through the pedestal, and both-side opening is respectively described first Side and breaker grafting side are installed, first connector is screw, is configured to from the breaker grafting Side is sequentially screwed into first connecting hole and the expansion bolt, so that the mounting plate is fastened on the of the pedestal One installation side.

In the above-described embodiment, the expansion bolt has one and the coaxial bolt of the pedestal connecting hole along its axis Connecting hole.In this case, described first can be sequentially passed through from the breaker connecting side by first connector The mounting plate is fastened on the first installation side of the pedestal by connecting hole and the bolt connecting hole.Due to expansion bolt Presence, extend the first connector i.e. fixed journey system of screw, and increase the mounting plate and described indirectly The contact area of a connection piece, so that the pedestal and being connected and fixed for the mounting plate more consolidate.It misplugs and pulls out in order to prevent Or fall off, breaker needs biggish strength could be by breaker from open circuit when carrying out plug operation on circuit breaker base It is extracted on device pedestal.With above embodiment, circuit breaker base is enabled to connect strongerly with the mounting plate, thus More reliably realize warm connection function.

In another exemplary embodiment, the adapter connecting hole is elongated hole.

Usually, it also has on external bus bar adapter and is corresponded with the adapter connecting hole on the mounting plate Connecting hole, enable to that the circuit breaker base component is affixed on the bus bar adapter by connector. With above-mentioned such embodiment, the circuit breaker base component is enabled to be adapted to connecting hole position of opening more flexiblely not Same bus bar adapter, to further save cost.

In another exemplary embodiment, breaker grafting side is additionally provided at least two breaker connecting hole, It is configured to the pedestal can be connected by connector across at least two breaker in the case where grafting breaker Hole is fixed on the base by the breaker.

By it is above-mentioned it is such in a manner of, when replacing breaker, it is necessary first to remove the connector.In this way, increasing One step, so that breaker can not be extracted directly from the circuit breaker base component, so as to be better protected from open circuit Mispluging for device is pulled out.

In another exemplary embodiment, the mounting plate is set for metal plate and including a ground hole For that can be electrically connected with earth lead, so that the installation plate earthing.

The utility model proposes circuit breaker base component, breaker carried out on circuit breaker base plug operation when, need Want biggish strength that could extract breaker from circuit breaker base.This requires first connector and the mounting plates Need to reach certain standard in intensity, the reliability requirement being just able to satisfy under multiple plugging condition.Simultaneously as described A connection piece and the mounting plate are uncharged in the operating condition.In the case where mounting plate is metal plate, if it happens The case where electric leakage, makes its electrification, and can generate adverse effect to the normal work of breaker even can not work normally it.More than Such mode is stated, to eliminate effect of leakage, can guarantee breaker by the excess charge of mounting plate by ground connection release It works normally.

The utility model also proposed a kind of breaker thermal plug-in and pull-off device comprising: a pedestal has an open circuit Device grafting side and one first installation side, first installation side and the breaker grafting side for the pedestal it is opposite two Side, the pedestal include: at least one interface with pluggable structure, are arranged in breaker grafting side, and be constructed It can be connect by the interface with a circuit breaker electric for the pedestal；At least two first connecting holes are arranged described On first installation side；One bus bar adapter has a bus installation side and one second installation side, wherein the mother Line installation side is configured to be electrically connected with bus, and second installation side is located at the mother opposite with bus installation side The other side on line adapter, second installation side includes at least two second connecting holes；At least two first connectors； At least two second connectors；One mounting plate comprising: at least two pedestal connecting holes connect hole location with described first One-to-one correspondence is set, is configured to pass through the pedestal connecting hole and first connecting hole by first connector The mounting plate is fastened on to the first installation side of the pedestal；At least two adapter connecting holes, with described second It connects hole site to correspond, is configured to pass through the adapter connecting hole and described by second connector The mounting plate is affixed to the second installation side of the bus bar adapter by the second connecting hole.

By it is above-mentioned it is such in a manner of, can be by the breaker hot-swappablely by the breaker thermal plug-in and pull-off device It is connected on bus.The breaker and its matched circuit breaker base that the breaker thermal plug-in and pull-off device includes, can pass through institute State the bus bar adapter adaptation of mounting plate and different size.Aforesaid way can make full use of existing equipment, by rising Mounting plate to conversion connection function solves adaptation issues, and hot-swappable power supply plan will be switched to without hot plug power supply plan, letter Just flexibly, low in cost, it is easily installed.

In another exemplary embodiment, it is preferable that the breaker thermal plug-in and pull-off device further include be embedded in it is described Expansion bolt at least two pedestal connecting holes.

In another exemplary embodiment, the adapter connecting hole is elongated hole.

In another exemplary embodiment, breaker grafting side is additionally provided with the connection of at least two breakers Hole, being configured to the pedestal can be connected by connector across at least two breaker in the case where grafting breaker Connect hole the breaker is fixed on the base.

In another exemplary embodiment, the mounting plate is set for metal plate and including a ground hole For that can be electrically connected with earth lead, so that the installation plate earthing.

Detailed description of the invention

The following drawings only does schematic illustration and explanation to the utility model, does not limit the scope of the utility model.? In attached drawing, similar assembly or feature can have identical appended drawing reference.

Fig. 1 schematically illustrates the installation diagram of circuit breaker base component according to the present utility model；

Fig. 2 schematically illustrates the sectional view of the mounting plate of embedded expansion bolt according to the present utility model；

Fig. 3 schematically illustrates the mounting plate according to the present utility model with elongated hole；

Fig. 4 schematically illustrates the installation diagram of circuit breaker base component and breaker according to the present utility model；

Fig. 5 schematically illustrates the installation diagram of breaker thermal plug-in and pull-off device according to the present utility model.

Appended drawing reference

10: circuit breaker base component

11: circuit breaker base

111: breaker grafting side

1111: interface

1112: the first connecting holes

1113: breaker connecting hole

12: mounting plate

121: pedestal connecting hole

1211: expansion bolt

12111: bolt connecting hole

122: adapter connecting hole

123: ground hole

13: bus bar adapter

132: the second installation sides

1321: the second connecting holes

20: breaker thermal plug-in and pull-off device

30: breaker

Specific embodiment

Theme described herein is discussed referring now to example embodiment.It should be understood that discussing these embodiments only It is in order to enable those skilled in the art can better understand that being not to claim to realize theme described herein Protection scope, applicability or the exemplary limitation illustrated in book.It can be in the protection scope for not departing from present disclosure In the case of, the function and arrangement of the element discussed are changed.Each example can according to need, omit, substitute or Add various processes or component.For example, described method can be executed according to described order in a different order, with And each step can be added, omits or combine.In addition, feature described in relatively some examples is in other examples It can be combined.

As used in this article, term " includes " and its modification indicate open term, are meant that " including but not limited to ". Term "based" indicates " being based at least partially on ".Term " one embodiment " and " embodiment " expression " at least one implementation Example ".Term " another embodiment " expression " at least one other embodiment ".Term " first ", " second " etc. may refer to not Same or identical object.Here may include other definition, either specific or implicit.Unless bright in context It really indicates, otherwise the definition of a term is consistent throughout the specification.

Fig. 1 schematically illustrates circuit breaker base component 10 according to the present utility model.As shown in Figure 1, the pedestal group Part 10 includes a pedestal 11, at least two first connector (not shown in figure 1)s and a mounting plate 12, wherein first connects Fitting can be fixed on the pedestal 11 by mounting plate 12.

As shown in Figure 1, pedestal 11 has one first installation side and a breaker grafting side 111, wherein the first installation Side is located at the other side opposite with breaker grafting side 111.The pedestal 11 includes at least two first connections in the first installation side Hole 1112 includes the interface 1111 with pluggable structure in breaker grafting side 111.

In Fig. 1, pedestal 11 can be connect by interface 1111 with a circuit breaker electric.Breaker is by way of grafting It is connected with pedestal, interface 1111 has pluggable structure, and in the case where needing replacing, breaker can be from interface 1111 It extracts, to replace the new breaker of grafting.Preferably, the grafting that interface 1111 can be configured to breaker is tighter, need compared with The operation that big dynamics can just be plugged, to prevent breaker from surprisingly falling off.It is highly preferred that interface 1111 is provided with gold Belonging to conductor part can cooperate in the case where 11 grafting of breaker and pedestal with conductor part corresponding on breaker, real The electrical connection of existing pedestal 11 and breaker.The metallic conductor component can be structured as flexible structure, be electrically connected realizing In the case where, it is also possible that the grafting of breaker and pedestal 11 is even closer.

Mounting plate 12 in Fig. 1 includes two pedestal connecting holes 121 and two adapter connecting holes 122.As needed, pacify Loading board 12 can also include more than two pedestal connecting holes 121 and adapter connecting hole 122.For example, in order to enable connecting more Add solid and reliable, it is preferable that mounting plate 12 may include 4 pedestal connecting hole 121 and 4 adapter connecting holes 122, this In the case of, it accordingly include 4 the first connecting holes 1112 in the first installation side of pedestal 11, accordingly using 4 first connections Part connects pedestal 11 and mounting plate 12.Two the first connecting holes 1112 and two 121 positions of pedestal connecting hole correspond, and energy It is enough to pass through so that two the first connectors pass through the first connecting hole 1112 and pedestal connecting hole 121, and mounting plate 12 are connected solid It is scheduled on the first installation side of pedestal 11.Preferably, the first connector is screw, and 1112 inner wall of the first connecting hole has and first connects The matched screw thread of fitting, screw pass through pedestal connecting hole 121 and are screwed into the first connecting hole 1112, pedestal 11 and mounting plate 12 are connected Connect fixation.It is connected and fixed by what screw was screwed into, compared to being connected and fixed for other connectors disposably installed, is easily facilitated Multiple installation and removal.

Circuit breaker base component 10 in Fig. 1 can pass through the adapter connecting hole 122 on mounting plate 12 by connector And it is affixed on a bus bar adapter (not shown).Include in this embodiment, on bus bar adapter and adapter connects The corresponding connecting hole in hole 122 is connect, connector may pass through connecting hole and adapter connecting hole 122 on bus bar adapter, and will break Road device base assembly 10 is affixed on bus bar adapter.Preferably, connector can be screw, on bus bar adapter and suitable The corresponding connecting hole inner wall of orchestration connecting hole 122 has and the screw thread of screw mates.In this way, screw passes through mounting plate Adapter connecting hole 122 on 12 is screwed into corresponding connecting hole on bus bar adapter again, circuit breaker base component 10 is connected solid Determine onto bus bar adapter.It is further preferred that screw can initially pass through a washer, adapter connecting hole 122 is then passed through again It is screwed into corresponding connecting hole on bus bar adapter.

In one embodiment of the utility model, it is preferable that the circuit breaker base component 10 further includes being embedded at least Expansion bolt 1211 in two pedestal connecting holes 121, wherein the first connecting hole 1112 runs through circuit breaker base 11, two sides Opening is respectively in the first installation side and breaker grafting side 111；First connector is screw, is successively twisted from breaker grafting side Enter the first connecting hole 1112 and expansion bolt 1211, mounting plate 12 is fastened on to the first installation side of pedestal 11.Actually answer In, in the case where the thickness of mounting plate 12 is relatively limited, the inner wall of pedestal connecting hole 121 simultaneously is not easy to be arranged as aforementioned excellent Select the screw thread mentioned in embodiment.Fig. 2 illustrates the sectional view of the mounting plate of embedded expansion bolt according to the present utility model.Such as Shown in Fig. 2, the bolt connecting hole 12111 of embedded expansion bolt 1211 increases relative to 121 length of pedestal connecting hole, sets in hole Be equipped with the matched screw thread of the first connector, to extend the fixed journey system of screw, while it is in the swollen of 121 both ends of pedestal connecting hole Swollen end increases the contact area with mounting plate 12, that is, forced area is increased, so that pedestal 11 and peace Being connected and fixed for loading board 12 is stronger.

In Fig. 1, in the case where circuit breaker base component 10 needs to connect different bus bar adapters, due to different buses Connection hole site on adapter is different, needs replacing the different mounting plate 12 in 122 position of adapter connecting hole.Fig. 3 is schematic Ground illustrates the mounting plate according to the present utility model with elongated hole.As shown in figure 3, in one embodiment of the utility model In, it is preferable that adapter connecting hole 122 is elongated hole.In this way, mounting plate 12 can more be adapted to different size Bus bar adapter, to further save cost.According to different needs, can choose various forms of elongated holes, for example, If necessary to horizontally carry out the adaptation of different location, then elongated hole can be linear type elongated hole；If necessary to vertical It is adapted to upwards, then can be " I " shape elongated hole shown in Fig. 3, naturally it is also possible to be other shapes, such as L shape, " ten " Shape etc., does not repeat one by one herein.

Fig. 4 schematically illustrates the installation diagram of circuit breaker base component 10 and breaker according to the present utility model.Such as Shown in Fig. 4, in one embodiment of the utility model, it is preferable that further include two on the breaker grafting side 111 of pedestal 11 Breaker connecting hole 1113, pedestal 11 can pass through two breaker connecting holes by connector in the case where grafting breaker 30 1113 are fixed on the breaker 30 on the pedestal (11).It as needed, can also include two on breaker grafting side 111 A above breaker connecting hole 111.In the case where breaker 30 is plugged into pedestal 11, open circuit can be passed through by connector Corresponding connecting hole and at least two breaker connecting holes 1113 are fixed on the pedestal 11 by breaker 30 on device 30.With such Mode can increase a step, prevent to disconnected on the basis of breaker 30 and pedestal 12 closely connect increase and pull out dynamics Mispluging for road device 30 is pulled out.

As shown in Figure 1, mounting plate 12 is for metal plate and including a ground hole in one embodiment of the utility model 123.Mounting plate 12 uses metal plate, the metal plate for the standard thickness especially produced in batches, such as the steel plate of 2mm thickness, has A variety of advantages are suitable for that low in cost, simple processing, intensity are enough as raw material obtains convenient, thickness.In this case, in order to It is not charged under guarantee 10 working condition of circuit breaker base component, it include a ground hole 123 on mounting plate 12, it can be with ground connection Conducting wire electrical connection, so that mounting plate 12 is grounded, to ensure to discharge charge in the case where leaking electricity, thus breaker Base assembly 10 can work normally.Preferably, it can be used and be capable of the repeatedly connector of assembling and disassembling and connect earth lead To ground hole 123, for example, matched screw and nut can be used in connector, earth lead one end is sheet metal annulus, The metal ring is inserted in screw, then screw passes through mounting plate 12, and screws on nut and fix.When disassembly, nut need to be only backed out Extract screw.

Fig. 5 schematically illustrates the installation diagram of breaker thermal plug-in and pull-off device 20 according to the present utility model.Such as Fig. 5 institute Show, the breaker thermal plug-in and pull-off device 20 include a pedestal 11, a mounting plate 12, a bus bar adapter 13, at least two First connector (Fig. 5 is not shown), at least two second connectors (Fig. 5 is not shown), wherein the second connector can will be installed Plate 12 is fixed on bus bar adapter 13.

The embodiment that pedestal 11 and 12 part of mounting plate in Fig. 5 are related to is consistent with the embodiment in Fig. 1 to Fig. 4, no longer It repeats.

As shown in figure 5, bus bar adapter 13 has bus installation side (being not shown in Fig. 5) and one second installation side 132, bus installs side and is located at the other side opposite with the second installation side 132, and bus bar adapter 13 installs side and bus in bus Electrical connection.

It include that there are two the second connecting holes 1321 on the second installation side 1321 in Fig. 5.As needed, the second installation side It also may include more than two second connecting holes 1321 on 1321, for instance, it is preferred that may include 4 the second connecting holes 1321, include accordingly 4 adapter connecting holes 122 on mounting plate 12, passes through 4 the second connector connection plates 12 and mother Line adapter 13 can to connect more reliable stabilization.

In Fig. 5, mounting plate 12 adapter connecting hole 122 can be passed through by the second connector and the second connecting hole 1321 connects It connects and is fixed on bus bar adapter 13.Include in this embodiment, on bus bar adapter 12 and adapter connecting hole 122 1 is a pair of The second connecting hole 1321 answered is connected circuit breaker base component 10 with adapter connecting hole 122 by it by the second connector Fixed on bus bar adapter 13.Preferably, elongate slots are provided on the second installation side of bus bar adapter 13, and in slot It is provided with sliding block, the second connecting hole 1321 is arranged on sliding block.In the above-described embodiments, sliding block can be slided along elongate slots, The position of second connecting hole 1321 can also correspondingly change, so as to be adapted to the peace with different adapters connection hole site Loading board.

Although not each embodiment only includes one it should be appreciated that this specification describes according to various embodiments A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say As a whole, the technical solutions in the various embodiments may also be suitably combined for bright book, and forming those skilled in the art can be with The other embodiments of understanding.

The series of detailed descriptions listed above only for the utility model possible embodiments it is specific Illustrate, they are all without departing from made by the utility model skill spirit etc. not to limit the protection scope of the utility model Effect embodiment or change should be included within the scope of protection of this utility model such as the combination, segmentation or repetition of feature.

Claims (10)

1. circuit breaker base component (10) characterized by comprising

One is used to connect the pedestal (11) of breaker, has one first installation side and a breaker grafting side (111), First installation side and the breaker grafting side (111) is the opposite two sides of the pedestal, and the pedestal (11) includes:

One interface (1111) with pluggable structure, is arranged in breaker grafting side, and be configured to the pedestal (11) it can be connect by the interface (1111) with a circuit breaker electric；

At least two first connecting holes (1112), setting is on first installation side；

At least two first connectors；

One mounting plate (12) comprising:

At least two pedestal connecting holes (121), one by one with the first connecting hole (1112) position on the pedestal (11) It is corresponding, and it is configured to pass through the pedestal connecting hole (121) and first connection by first connector Hole (1112) and by the mounting plate (12) be fastened on the pedestal (11) first installation side；

At least two adapter connecting holes (122) are configured such that the circuit breaker base component (10) can be by wearing It crosses the connector of the adapter connecting hole (122) and is affixed on a bus bar adapter.

2. circuit breaker base component according to claim 1, which is characterized in that further include: it is embedded in described at least two Expansion bolt (1211) in a pedestal connecting hole (121)；Wherein, first connecting hole (1112) runs through the pedestal (11), first connector is screw, is configured to be sequentially screwed into first company from breaker grafting side Hole (1112) and the expansion bolt (1211) are connect, so that the mounting plate (12) is fastened on the of the pedestal (11) One installation side.

3. circuit breaker base component according to claim 1, which is characterized in that the adapter connecting hole (122) is Elongated hole.

4. circuit breaker base component according to claim 1, which is characterized in that breaker grafting side (111) is also At least two breaker connecting holes (1113) are provided with, being configured to the pedestal (11) can in the case where grafting breaker The breaker is fixed on the pedestal by the connector by passing through at least two breakers connecting hole (1113) (11) on.

5. circuit breaker base component according to claim 1, which is characterized in that the mounting plate (12) be metal plate and Including a ground hole (123), it is arranged to be electrically connected with earth lead, so that the mounting plate (12) is grounded.

6. breaker thermal plug-in and pull-off device (20), it is characterized in that, comprising:

One is used to connect the pedestal (11) of breaker, has a breaker grafting side (111) and one first installation side, The first installation side and breaker grafting side (111) are disposed opposite to each other in the two sides of the pedestal (11), the pedestal (11) include:

At least one interface (1111) with pluggable structure is arranged in breaker grafting side, and is configured to described Pedestal (11) can be connect by the interface (1111) with a circuit breaker electric；

At least two first connecting holes (1112), setting is on first installation side；

One bus bar adapter (13) has a bus installation side and one second installation side (132), wherein the mother Line installation side is configured to be electrically connected with bus, and second installation side (132) is located at opposite with bus installation side The other side on the bus bar adapter (13), second installation side includes at least two second connecting holes (1321)；

At least two first connectors；

At least two second connectors；

One mounting plate (12) comprising:

At least two pedestal connecting holes (121), one by one with the first connecting hole (1112) position on the pedestal (11) It is corresponding, it is configured to pass through the pedestal connecting hole (121) and first connecting hole by first connector (1112) mounting plate (12) is fastened on to the first installation side of the pedestal (11)；

At least two adapter connecting holes (122), with second connecting hole (1321) on the bus bar adapter (13) Position corresponds, and is configured to pass through the adapter connecting hole (122) and described by second connector Second connecting hole (1321) and by the mounting plate (12) be affixed to the bus bar adapter (13) second installation side (132)。

7. breaker thermal plug-in and pull-off device according to claim 6, which is characterized in that further include: described in being embedded at least Expansion bolt (1211) in two pedestal connecting holes (121).

8. breaker thermal plug-in and pull-off device according to claim 6, which is characterized in that the adapter connecting hole (122) It is elongated hole.

9. breaker thermal plug-in and pull-off device according to claim 6, which is characterized in that breaker grafting side (111) At least two breaker connecting holes (1113) are additionally provided with, are configured to the pedestal (11) in the case where grafting breaker The breaker can be fixed on the pedestal by passing through the connector of at least two breakers connecting hole (1113) (11) on.

10. breaker thermal plug-in and pull-off device according to claim 6, which is characterized in that the mounting plate (12) is metal Plate and including a ground hole (123), is arranged to be electrically connected with earth lead, so that the mounting plate (12) is grounded.