CN216648208U - Multiple fixed shape circuit breaker fixed contact subassembly of preapring for an unfavorable turn of events - Google Patents

Abstract

The utility model provides a fixed contact component of a multiple fixed anti-deformation circuit breaker, which comprises an installation plate for installing a fixed contact body and the fixed contact body arranged on the top of the installation plate, wherein both sides of the top of the installation plate are connected with a telescopic component and a bolt, the middle part of the top of the installation plate is connected with a positioning component, the bottom of the fixed contact body is provided with a movable block, both ends of the movable block are provided with sockets, and the bottom of the movable block is provided with a limit port. The movable block is limited in the vertical direction through the bolts on the two sides, the movable block is prevented from moving up and down, the movable block is limited in the horizontal direction through the positioning assembly, and the movable block is prevented from moving horizontally, so that the movable block and the static contact body can be rapidly installed at the top of the installation plate, the movable plates on the two sides are respectively pulled towards the two sides to enable the bolts on the two sides to be respectively moved out of the sockets in the corresponding positions, the movable block and the static contact body can be conveniently disassembled, the static contact body is convenient to disassemble and assemble, a special disassembling and assembling tool is not needed, and replacement is facilitated.

Description

Multiple fixed shape circuit breaker fixed contact subassembly of preapring for an unfavorable turn of events

Technical Field

The utility model relates to the field of fixed contacts of circuit breakers, in particular to a multiple fixed anti-deformation circuit breaker fixed contact assembly.

Background

The circuit breaker is a switching device capable of closing, bearing and opening current under normal loop conditions and closing, bearing and opening current under abnormal loop conditions within a specified time, and generally comprises a contact system, an arc extinguishing system, an operating mechanism, a release, a shell and the like, and a static contact assembly is a key component in the circuit breaker.

The prior art has the following defects: the moving contact and the static contact of the circuit breaker can generate large impact force in the switching-on process, so that the static contact is easy to deform or damage in the using process, and the static contact of the circuit breaker is mostly installed in the circuit breaker through a plurality of screws, so that the dismounting process is more complicated, and a special dismounting tool is needed, and the static contact is inconvenient to replace.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a multiple fixed anti-deformation circuit breaker fixed contact assembly.

The utility model solves the technical problems through the following technical means: the fixed contact assembly of the multiple fixed anti-deformation circuit breaker comprises an installation plate and a fixed contact body arranged at the top of the installation plate, wherein both sides of the top of the installation plate are connected with a telescopic assembly and a bolt, the middle part of the top of the installation plate is connected with a positioning assembly, the bottom of the fixed contact body is provided with a movable block, both ends of the movable block are provided with sockets, and the bottom of the movable block is provided with a limiting port; the movable block is sleeved at the top of the positioning component, and the movable block is rotated to enable the bolt to move along the compression direction of the telescopic component and then be clamped into the socket.

Preferably, the telescopic assembly comprises a fixed plate connected to the top and a movable plate arranged at the top of the movable plate, a first spring is connected between the fixed plate and the movable plate, and the bolts on two sides are respectively connected in the movable plates in corresponding positions in a penetrating manner.

Preferably, the locating component comprises a rotating shaft which is rotatably connected in the mounting plate, the top of the rotating shaft is connected with a rotating disc, and the top of the rotating disc is connected with a limiting block.

Preferably, the top of the movable block is connected with a limiting pipe, the static contact body is movably arranged in the limiting pipe, and a second spring is connected between the static contact body and the movable block.

Preferably, the movable block is arranged in an oval block manner.

The utility model has the beneficial effects that:

according to the utility model, the movable block is rotated to drive the bolts at two sides to move along the direction of compression of the telescopic assemblies at corresponding positions, then the bolts are clamped into the sockets at two ends of the movable block, the vertical position of the movable block is limited by the bolts at two sides, the movable block is prevented from moving up and down, the horizontal direction of the movable block is limited by the positioning assembly, the movable block is prevented from moving horizontally, so that the movable block and the static contact body can be quickly installed at the top of the installation plate, the movable plates at two sides are respectively pulled towards two sides to enable the bolts at two sides to be respectively moved out of the sockets at corresponding positions, the movable block and the static contact body can be conveniently disassembled, the static contact body is convenient to disassemble and assemble, and special disassembling tools are not needed, so that the static contact body is convenient to replace.

Drawings

Fig. 1 is a schematic diagram showing a partial structure separation of a mounting plate, a telescopic assembly, a static contact body and the like according to the present invention;

FIG. 2 is a schematic view of the movable block of the present invention being sleeved on the top of the positioning assembly;

FIG. 3 is a top view of the overall structure of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view of the movable block of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic view of the rotation of the movable block of FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the utility model shown in FIG. 5 with the plug inserted into the socket.

In the figure: 1. mounting a plate; 2. a static contact body; 3. a telescoping assembly; 31. a fixing plate; 32. a movable plate; 33. a first spring; 4. a bolt; 5. a positioning assembly; 51. a rotating shaft; 52. a turntable; 53. a limiting block; 6. a movable block; 7. a socket; 8. a limiting port; 9. a limiting pipe; 10. a second spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

Referring to fig. 1 to 6, the fixed contact assembly of the multiple fixed anti-deformation circuit breaker of the present embodiment includes an installation plate 1 and a fixed contact body 2 disposed on the top of the installation plate 1, wherein both sides of the top of the installation plate 1 are connected with a telescopic assembly 3 and a plug pin 4, the middle of the top of the installation plate 1 is connected with a positioning assembly 5, the bottom of the fixed contact body 2 is provided with a movable block 6, both ends of the movable block 6 are provided with sockets 7, and the bottom of the movable block 6 is provided with a limit opening 8; as shown in fig. 2, the movable block 6 is sleeved on the top of the positioning assembly 5, and as shown in fig. 4 to 6, the movable block 6 is rotated to enable the pin 4 to move along the compression direction of the telescopic assembly 3 and then to be clamped into the socket 7;

the movable block 6 is sleeved on the top of the positioning component 5, the movable block 6 is arranged in an oval block manner, the bolts 4 on two sides are contacted with the short shaft side of the movable block 6, the movable block 6 is rotated, the movable block 6 drives the bolts 4 on two sides to move along the direction of compression of the telescopic component 3 at the corresponding position firstly, then the bolts are clamped into the sockets 7 at two ends of the movable block 6, the vertical position of the movable block 6 is limited by the bolts 4 on two sides, the movable block 6 is prevented from moving up and down, the movable block 6 is limited in the horizontal direction by the positioning component 5, the movable block 6 is prevented from moving horizontally, so that the movable block 6 and the static contact body 2 can be rapidly installed on the top of the installation plate 1, the bolts 4 on two sides are respectively moved out of the sockets 7 at the corresponding positions, the movable block 6 and the static contact body 2 can be conveniently disassembled, the static contact body 2 is convenient to disassemble, and the special disassembling and assembling tools are not needed, thereby facilitating replacement.

Referring to fig. 1 to 6, further, the telescopic assembly 3 includes a fixed plate 31 connected to the top and a movable plate 32 disposed on the top of the movable plate 32, a first spring 33 is connected between the fixed plate 31 and the movable plate 32, and the pins 4 at both sides are respectively connected in the movable plate 32 at corresponding positions;

along with the rotation of movable block 6, the major axis end of movable block 6 rotates gradually to minor axis end position, movable block 6 is at the pivoted in-process, the bolt 4 of both sides all removes along the direction of first spring 33 compression, when the socket 7 at movable block 6 both ends rotates to the bolt 4 position department of both sides, the bolt 4 of both sides is ann inserted to the socket 7 of corresponding position under the effect of the first spring 33 restoring force in both sides in, stir the fly leaf 32 of both sides respectively to both sides, thereby can shift out the bolt 4 of both sides from the socket 7 of corresponding position in, the setting of telescopic component 3 is convenient for the bolt 4 of both sides ann to insert in the socket 7 on the movable block 6, the bolt 4 of both sides of being convenient for simultaneously shifts out from the socket 7 on the movable block 6.

Referring to fig. 1, fig. 2 and fig. 4 to fig. 6, further, the positioning assembly 5 includes a rotating shaft 51 rotatably connected in the mounting plate 1, a rotating disc 52 is connected to the top of the rotating shaft 51, and a limiting block 53 is connected to the top of the rotating disc 52;

through placing stopper 53 at carousel 52 top for stopper 53 is in spacing mouthful 8, realizes doing the location processing to movable block 6, thereby pivot 51 rotates with mounting panel 1 to be connected and is convenient for place the movable block 6 at carousel 52 top and rotates, and the stopper 53 of simultaneously ann inserting in spacing mouthful 8 can be spacing on the horizontal direction to movable block 6, avoids 6 horizontal migration of movable block.

Referring to fig. 1 to 3, further, the top of the movable block 6 is connected to a limiting tube 9, the static contact body 2 is movably disposed in the limiting tube 9, and a second spring 10 is connected between the static contact body 2 and the movable block 6;

realize spacing to static contact body 2 through spacing pipe 9 for static contact body 2 realizes reciprocating, can cushion static contact body 2 through second spring 10, avoids static contact body 2 to take place great deformation because of strikeing, realizes protecting static contact body 2.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (5)

1. Multiple fixed shape circuit breaker static contact subassembly of preapring for an unfavorable turn of events, including mounting panel (1) and static contact body (2) of setting at mounting panel (1) top, its characterized in that: both sides of the top of the mounting plate (1) are connected with a telescopic assembly (3) and a bolt (4), the middle of the top of the mounting plate (1) is connected with a positioning assembly (5), the bottom of the static contact body (2) is provided with a movable block (6), both ends of the movable block (6) are provided with sockets (7), and the bottom of the movable block (6) is provided with a limiting opening (8); the movable block (6) is sleeved at the top of the positioning component (5), and the movable block (6) is rotated to enable the bolt (4) to be clamped into the socket (7) after moving along the compression direction of the telescopic component (3).

2. The multiple fixed anti-deformation circuit breaker stationary contact assembly of claim 1, wherein: the telescopic assembly (3) comprises a fixed plate (31) connected to the top and a movable plate (32) arranged at the top of the movable plate (32), a first spring (33) is connected between the fixed plate (31) and the movable plate (32), and the bolts (4) on two sides are respectively connected in the movable plate (32) in corresponding positions in a penetrating manner.

3. The multiple fixed anti-deformation circuit breaker stationary contact assembly of claim 1, wherein: locating component (5) are including rotating pivot (51) of connection in mounting panel (1), pivot (51) top is connected with carousel (52), carousel (52) top is connected with stopper (53).

4. The multiple fixed anti-deformation circuit breaker stationary contact assembly of claim 1, wherein: the top of the movable block (6) is connected with a limiting pipe (9), the static contact body (2) is movably arranged in the limiting pipe (9), and a first spring (33) is connected between the static contact body (2) and the movable block (6).

5. The multiple fixed anti-deformation circuit breaker stationary contact assembly of claim 1, wherein: the movable block (6) is arranged in an elliptic block manner.

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