CN211700131U

CN211700131U - Secondary fusion vacuum circuit breaker

Info

Publication number: CN211700131U
Application number: CN202020805037.2U
Authority: CN
Inventors: 周朝升; 黄向阳
Original assignee: Stong Technology Co ltd
Current assignee: Stong Technology Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-10-16
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a secondary fusion vacuum circuit breaker, which comprises a fixing mechanism and a working mechanism, wherein the working mechanism is arranged in the inner cavity of the fixing mechanism; the articulated elements are arranged at the outer side edges of the movable blocks, and the other ends of the articulated elements are movably connected with the bearing plate, so that when the vacuum arc extinguish chamber is used, the articulated elements can be utilized to adjust the movable blocks to any angle, and the movable blocks are convenient to connect and use. This vacuum circuit breaker is provided with the arc fixture block on the outer wall of inserted block, and processing has the arc draw-in groove on the inner wall of jack, and the arc draw-in groove is mutually supported with the arc fixture block for vacuum interrupter when the installation, only need with the inserted block insert in the jack can, utilize being connected of arc draw-in groove and arc fixture block to improve the fastness of installation simultaneously, avoid at the during operation, take place to drop or rock the result of use and the life-span that influence the device.

Description

Secondary fusion vacuum circuit breaker

Technical Field

The utility model relates to a vacuum circuit breaker technical field specifically is a secondary fuses vacuum circuit breaker.

Background

The primary and secondary fusion circuit breaker is a new-generation intelligent circuit breaker product which is provided for improving the standardization and integration level of the power distribution primary and secondary equipment for the national power grid, improving the operation level, operation and maintenance quality and efficiency of the power distribution equipment and meeting the technical requirements of line loss management, and aims to realize the goals of reliability, miniaturization, platform, universality and economy by fusing primary body equipment, a high-precision sensor and secondary terminal equipment (an intelligent controller). The primary and secondary fusion breaker has two types of branch column and common box.

The existing circuit breakers are difficult to install mostly, poor in fixing effect and large in occupied area.

In order to solve the problems and the challenges, a secondary fusion vacuum circuit breaker is provided, and has the advantages of being simple in installation, good in fixing effect, small in occupied area and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a secondary fuses vacuum circuit breaker, it has the installation comparatively simple, fixed effect is better and area advantage such as less to solved traditional circuit breaker, it is comparatively difficult to install mostly, fixed effect relatively poor and the more problem of area.

In order to achieve the above object, the utility model provides a following technical scheme: a secondary fusion vacuum circuit breaker comprises a fixing mechanism and a working mechanism, wherein the working mechanism is installed in an inner cavity of the fixing mechanism, the fixing mechanism comprises an installation assembly and a bottom plate, the installation assembly consists of a clamping plate, a movable block and a bearing plate, the bottom end of the installation assembly is provided with the bottom plate, the surface of the bottom plate is provided with a plurality of nuts, and the inner side of the movable block is connected with a plurality of working mechanisms;

the working mechanism comprises a vacuum arc extinguish chamber, an insulating part and a current transformer, wherein the insulating part is arranged at the central part of the vacuum arc extinguish chamber, the current transformer is connected to the outer wall of the insulating part, a high-voltage input contact is arranged at one end, away from the movable block, of the vacuum arc extinguish chamber, and a high-voltage output contact is arranged at the output end of the current transformer.

Further, the control box is installed in the outside of splint, is provided with deciliter operating handle and energy storage handle on the outer wall of control box respectively, and processes on one side inner wall of splint and have the mounting groove, installs a plurality of heating panels in the inner chamber of mounting groove.

Furthermore, a fixing paste is arranged at the edge of the bottom panel of the bottom plate, and the fixing paste is a component made of a magnet material.

Further, the inboard of movable block is provided with a plurality of inserted blocks, and the jack has been seted up to the one end that vacuum interrupter is close to the movable block, and the movable block passes through the inserted block in the inner chamber of jack.

Further, be provided with the arc fixture block on the outer wall of inserted block, processing has the arc draw-in groove on the inner wall of jack, and the arc draw-in groove is mutually supported with the arc fixture block.

Furthermore, the outer side edge of the movable block is provided with a hinge piece, and the other end of the hinge piece is movably connected with the bearing plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this secondary fuses vacuum circuit breaker is provided with the arc fixture block on the outer wall of inserted block, and processing has the arc draw-in groove on the inner wall of jack, and the arc draw-in groove is mutually supported with the arc fixture block for vacuum interrupter when the installation, only need with the inserted block insert in the jack can, utilize being connected of arc draw-in groove and arc fixture block to improve the fastness of installation simultaneously, avoid at the during operation, take place to drop or rock the result of use and the life-span that influence the device.

2. This secondary fuses vacuum circuit breaker, bottom surface panel border department at the bottom plate is provided with fixed the subsides, and the fixed component of making by a magnet material that pastes, and install a plurality of heating panels in the inner chamber of mounting groove, not only make can connect other objects through the nut when PMKD, utilize fixed the attaching to adsorb the iron article simultaneously, the stability of fixing has been improved, can also discharge the partial heat that the during operation produced in due time through the heating panel, prevent that the excessive use safety who influences the device of long-pending heat.

3. This secondary fuses vacuum circuit breaker is provided with the articulated elements in the outside border department of movable block, and the other end swing joint loading board of articulated elements for when using vacuum interrupter, can utilize the articulated elements to adjust arbitrary angle with the movable block, be convenient for connect and use, when placing or transporting the device, can retrieve vacuum interrupter between the splint through the articulated elements, reduce area, compare with traditional fixed large-scale circuit breaker, also more nimble.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the mounting structure of the fixing mechanism and the working mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is a schematic structural view of the fixing mechanism of the present invention;

fig. 5 is a schematic structural diagram of the working mechanism of the present invention.

In the figure: 1. a fixing mechanism; 11. mounting the component; 111. a splint; 1111. a control box; 11111. a split-combination operating handle; 11112. an energy storage handle; 1112. mounting grooves; 11121. a heat dissipation plate; 112. a movable block; 1121. inserting a block; 11211. an arc-shaped fixture block; 1122. an articulation member; 113. a carrier plate; 12. a base plate; 121. a nut; 122. fixing and sticking; 2. a working mechanism; 21. a vacuum arc-extinguishing chamber; 211. a high voltage input contact; 212. a jack; 2121. an arc-shaped clamping groove; 22. an insulating member; 23. a current transformer; 231. and a high-voltage output contact.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a secondary fusion vacuum circuit breaker includes a fixing mechanism 1 and a working mechanism 2, the working mechanism 2 is installed in an inner cavity of the fixing mechanism 1, the fixing mechanism 1 includes an installation component 11 and a bottom plate 12, the installation component 11 is composed of a clamping plate 111, a movable block 112 and a bearing plate 113, the bottom plate 12 is installed at the bottom end of the installation component 11, a plurality of nuts 121 are arranged on the surface of the bottom plate 12, and the inner side of the movable block 112 is connected with the working mechanisms 2; a control box 1111 is installed on the outer side of the clamping plate 111, a separation and combination operating handle 11111 and an energy storage handle 11112 are respectively arranged on the outer wall of the control box 1111, an installation groove 1112 is processed on the inner wall of one side of the clamping plate 111, and a plurality of heat dissipation plates 11121 are installed in the inner cavity of the installation groove 1112; a fixing paste 122 is arranged at the edge of the bottom panel of the bottom plate 12, and the fixing paste 122 is a member made of a magnet material; the outer edge of the movable block 112 is provided with a hinge 1122, and the other end of the hinge 1122 is movably connected to the bearing plate 113.

Referring to fig. 3-5, in a secondary fusion vacuum circuit breaker, a working mechanism 2 includes a vacuum arc-extinguishing chamber 21, an insulating member 22 and a current transformer 23, the insulating member 22 is disposed at the central portion of the vacuum arc-extinguishing chamber 21, the current transformer 23 is connected to the outer wall of the insulating member 22, a high-voltage input contact 211 is disposed at one end of the vacuum arc-extinguishing chamber 21 away from a movable block 112, and a high-voltage output contact 231 is disposed at an output end of the current transformer 23; a plurality of insertion blocks 1121 are arranged on the inner side of the movable block 112, an insertion hole 212 is formed in one end of the vacuum arc-extinguishing chamber 21 close to the movable block 112, and the movable block 112 is clamped in an inner cavity of the insertion hole 212 through the insertion blocks 1121; an arc-shaped fixture block 11211 is arranged on the outer wall of the insertion block 1121, an arc-shaped clamping groove 2121 is formed in the inner wall of the insertion hole 212, and the arc-shaped clamping groove 2121 is matched with the arc-shaped fixture block 11211.

In summary, the following steps: in the secondary fusion vacuum circuit breaker, the bottom plate 12 is installed at the bottom end of the installation component 11, the plurality of nuts 121 are arranged on the surface of the bottom plate 12, the hinge element 1122 is arranged at the outer side edge of the movable block 112, and the other end of the hinge element 1122 is movably connected with the bearing plate 113, so that when the vacuum arc extinguish chamber 21 is used, the movable block 112 can be adjusted to any angle by using the hinge element 1122, the connection and use are convenient, when a device is placed or transported, the vacuum arc extinguish chamber 21 can be retracted between the clamping plates 111 through the hinge element 1122, the occupied area is reduced, compared with a traditional fixed large-sized circuit breaker, the secondary fusion vacuum circuit breaker is more flexible, the arc-shaped clamping blocks 11211 are arranged on the outer wall of the insertion block 1121, the arc-shaped clamping grooves 2121 are processed on the inner wall of the insertion hole 212, the arc-shaped clamping grooves 2121 and the arc-shaped clamping blocks 11211 are matched with each other, so that when the, the use effect and the service life of the device are prevented from being influenced by falling or shaking during operation, the fixing paste 122 is arranged at the edge of the bottom panel of the bottom plate 12, the fixing paste 122 is a member made of a magnet material, and a plurality of heat dissipation plates 11121 are arranged in the inner cavity of the mounting groove 1112, so that not only can other objects be connected through the nuts 121 when the bottom plate 12 is fixed, but also iron objects are adsorbed by the fixing paste 122, the fixing stability is improved, partial heat generated during operation can be timely discharged through the heat dissipation plates 11121, the use safety of the device is prevented from being influenced by excessive heat accumulation, the inner side of the movable block 112 is connected with a plurality of working mechanisms 2, the central part of the vacuum arc extinguish chamber 21 is provided with an insulating part 22, the outer wall of the insulating part 22 is connected with a current transformer 23, and one end of the vacuum arc extinguish chamber 21 far away from, the output of the current transformer 23 is provided with a high voltage output contact 231.

It is noted that, herein, relational terms such as first and second, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a secondary fuses vacuum circuit breaker, includes fixed establishment (1) and operating device (2), installs operating device (2), its characterized in that in the inner chamber of fixed establishment (1): the fixing mechanism (1) comprises a mounting assembly (11) and a bottom plate (12), the mounting assembly (11) is composed of a clamping plate (111), a movable block (112) and a bearing plate (113), the bottom end of the mounting assembly (11) is provided with the bottom plate (12), the surface of the bottom plate (12) is provided with a plurality of nuts (121), and the inner side of the movable block (112) is connected with a plurality of working mechanisms (2);

the working mechanism (2) comprises a vacuum arc-extinguishing chamber (21), an insulating part (22) and a current transformer (23), the insulating part (22) is arranged at the central part of the vacuum arc-extinguishing chamber (21), the current transformer (23) is connected to the outer wall of the insulating part (22), one end, away from the movable block (112), of the vacuum arc-extinguishing chamber (21) is provided with a high-voltage input contact (211), and the output end of the current transformer (23) is provided with a high-voltage output contact (231).

2. The secondary fusion vacuum circuit breaker according to claim 1, wherein: control box (1111) are installed in the outside of splint (111), are provided with deciliter operating handle (11111) and energy storage handle (11112) on the outer wall of control box (1111) respectively, and processing has mounting groove (1112) on the one side inner wall of splint (111), installs a plurality of heating panels (11121) in the inner chamber of mounting groove (1112).

3. The secondary fusion vacuum circuit breaker according to claim 1, wherein: the bottom panel edge of the bottom plate (12) is provided with a fixing paste (122), and the fixing paste (122) is a member made of a magnet material.

4. The secondary fusion vacuum circuit breaker according to claim 1, wherein: the vacuum arc extinguishing chamber is characterized in that a plurality of inserting blocks (1121) are arranged on the inner side of the movable block (112), an inserting hole (212) is formed in one end, close to the movable block (112), of the vacuum arc extinguishing chamber (21), and the movable block (112) is clamped in an inner cavity of the inserting hole (212) through the inserting blocks (1121).

5. The secondary fusion vacuum circuit breaker according to claim 4, wherein: an arc-shaped fixture block (11211) is arranged on the outer wall of the insertion block (1121), an arc-shaped clamping groove (2121) is machined in the inner wall of the insertion hole (212), and the arc-shaped clamping groove (2121) is matched with the arc-shaped fixture block (11211).

6. The secondary fusion vacuum circuit breaker according to claim 1, wherein: the outer side edge of the movable block (112) is provided with a hinge piece (1122), and the other end of the hinge piece (1122) is movably connected with the bearing plate (113).