CN211046222U - Novel withdrawable switch cabinet - Google Patents
Novel withdrawable switch cabinet Download PDFInfo
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- CN211046222U CN211046222U CN201922464178.2U CN201922464178U CN211046222U CN 211046222 U CN211046222 U CN 211046222U CN 201922464178 U CN201922464178 U CN 201922464178U CN 211046222 U CN211046222 U CN 211046222U
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- cabinet body
- movable contact
- contact arm
- circuit breaker
- vacuum
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Abstract
The utility model discloses a novel movable switch cabinet, which comprises a cabinet body and a combined vacuum circuit breaker arranged in the cabinet body, wherein the combined vacuum circuit breaker is inserted into the cabinet body from the front side of the cabinet body and is in sliding fit with the cabinet body; the combined type vacuum circuit breaker comprises a machine case, a machine frame arranged on the back of the machine case, a plurality of vacuum pole columns arranged on the upper portion of the inner side of the machine frame and a current transformer corresponding to the vacuum pole columns, wherein the current transformer is arranged at the bottom of the vacuum pole columns and is electrically connected through a copper bar, and horizontally fixed sliding frames are symmetrically arranged on the two sides of the machine frame. Has the advantages that: the vacuum circuit breaker who adopts the combination formula, through the sliding fit of its support body and the cubical switchboard cabinet body, can put aside vacuum circuit breaker and the cabinet body when components and parts installation and wiring, operate at the external portion of cabinet to make things convenient for going on of components and parts installation and wiring operation, improve the assembly efficiency of cubical switchboard.
Description
Technical Field
The utility model relates to a distribution technical field, concretely relates to novel withdrawable switchgear.
Background
The common structure in a switch cabinet power distribution system is mainly used for opening and closing, controlling and protecting electric equipment in the process of generating power, transmitting power, distributing power and converting electric energy in a power system. The existing switch cabinet consists of a shell, a fixed isolating switch, a fixed vacuum circuit breaker, a fixed electric switch, a current transformer and a microcomputer comprehensive protection device. All components and parts all need to be installed in the cabinet to wiring between the components and parts needs to be gone on in the cabinet, because the cabinet inner space is less, the installation that leads to components and parts is fixed and wiring has inconvenience, influences the assembly efficiency of cubical switchboard. For the above reasons, the applicant proposes a withdrawable switchgear.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel removal type cubical switchboard just in order to solve above-mentioned problem, the utility model provides an among a great deal of technical scheme preferred technical scheme have: replace traditional fixed isolator, fixed vacuum circuit breaker, fixed earthing switch, current transformer and computer integrated protection device through combination formula vacuum circuit breaker, it is convenient to install, and through removing open structure, can carry out components and parts installation and wiring maintenance outside the cubical switchboard, improve the assembly of cubical switchboard and technical effect such as wiring efficiency, see the explanation below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
The utility model provides a novel movable switch cabinet, which comprises a cabinet body and a combined vacuum circuit breaker arranged in the cabinet body, wherein the combined vacuum circuit breaker is inserted into the cabinet body from the front side of the cabinet body and is in sliding fit with the cabinet body;
The combined type vacuum circuit breaker comprises a case, a rack arranged at the back of the case, a plurality of vacuum pole columns arranged at the upper part of the inner side of the rack and a current transformer arranged corresponding to the vacuum pole columns, wherein the current transformer is arranged at the bottoms of the vacuum pole columns and is electrically connected through copper bars, sliding frames which are horizontally fixed are symmetrically arranged at two sides of the rack, and pulleys are arranged at the bottoms of the sliding frames;
The cabinet body is internally provided with a sliding rail matched with the sliding frame to slide.
Preferably, the bottom of the inner side of the cabinet body is provided with a lightning arrester externally connected with a load, the upper part of the inner side of the cabinet body is provided with a sleeve penetrating out of the outer side of the cabinet body, and an external power supply line bank is arranged in the sleeve.
Preferably, an upper movable contact arm connected with the external wiring bar is hinged to an upper electric contact of the vacuum pole, and a lower movable contact arm connected with the lightning arrester is hinged to an upper electric contact of the lightning arrester; and a linkage structure is arranged between the upper movable contact arm and the lower movable contact arm, so that when the upper movable contact arm acts, the lower movable contact arm simultaneously carries out corresponding action.
Preferably, the linkage structure comprises an upper operating rod connected with the upper movable contact arm, a lower operating rod connected with the lower movable contact arm and a connecting rod, the upper operating rod is fixedly connected with the upper movable contact arm, the axis of the upper operating rod is overlapped with the axis of the hinged part of the upper movable contact arm and the vacuum pole, the lower operating rod is fixedly connected with the lower movable contact arm, and the axis of the lower operating rod is overlapped with the axis of the hinged part of the lower movable contact arm and the lightning arrester;
The end part of the upper operating rod is vertically provided with an upper swing arm, the end part of the lower operating rod is provided with a lower swing arm, the connecting rod is connected with the end parts of the upper swing arm and the lower swing arm, and the upper swing arm and the lower swing arm are respectively positioned at the same side of the upper operating rod and the lower operating rod, so that the connecting rod is always in a vertical state.
Preferably, an electric contact matched with the upper movable contact arm to be connected with electricity is arranged below the end part of the external connecting line bank, and a static contact matched with the lower movable contact arm to be connected with electricity is arranged at the bottom of the current transformer.
Preferably, a grounding part electrically connected with the lower movable contact arm is arranged in the cabinet body.
Preferably, the rack is provided with an installation beam for fixing the current transformer, and the vacuum pole is fixed on the sliding frame through a screw.
To sum up, the utility model has the advantages that: the vacuum circuit breaker who adopts the combination formula, through the sliding fit of its support body and the cubical switchboard cabinet body, can put aside vacuum circuit breaker and the cabinet body when components and parts installation and wiring, operate at the external portion of cabinet to make things convenient for going on of components and parts installation and wiring operation, improve the assembly efficiency of cubical switchboard.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic left side view of the structure of FIG. 1;
FIG. 3 is a schematic diagram of the right side view of the structure of FIG. 1;
FIG. 4 is a schematic top view of the structure of FIG. 1;
FIG. 5 is a schematic diagram of the back view structure of FIG. 1;
Fig. 6 is a schematic perspective view of a first angle of the present invention;
Fig. 7 is a schematic perspective view of a second angle of the present invention;
Fig. 8 is a schematic perspective view of a third angle of the present invention.
The reference numerals are explained below:
1. A cabinet body; 2. a chassis; 3. a slide rail; 4. a controller; 5. a sleeve; 6. an external connection bar; 6a, an external wiring row; 7. an upper movable contact arm; 8. vacuum pole column; 9. a current transformer; 9a, a stationary contact; 10. a lower movable contact arm; 11. a lightning arrester; 12. an upper operating lever; 12a, an upper swing arm; 13. a connecting rod; 14. a lower operating lever; 14a, a lower swing arm; 15. and a grounding part.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 8, the utility model provides a novel movable switch cabinet, which comprises a cabinet body 1 and a combined vacuum circuit breaker arranged inside the cabinet body 1, wherein the combined vacuum circuit breaker is inserted into the cabinet body from the front side of the cabinet body 1 and is in sliding fit with the cabinet body 1; the combined type vacuum circuit breaker comprises a case 2, a frame arranged at the back of the case 2, a plurality of vacuum poles 8 arranged at the upper part of the inner side of the frame and a current transformer 9 arranged corresponding to the vacuum poles 8, wherein a controller 4 of the combined type vacuum circuit breaker is arranged at the top of the case 2, the current transformer 9 is arranged at the bottom of the vacuum poles 8 and is electrically connected through a copper bar, horizontally fixed sliding frames are symmetrically arranged at two sides of the frame, pulleys are arranged at the bottom of the sliding frames, an installation beam for fixing the current transformer 9 is arranged on the frame, and the vacuum poles 8 are fixed on the sliding; a sliding rail 3 matched with the sliding frame to slide is arranged in the cabinet body 1; a grounding part 15 which is matched with the lower movable contact arm 10 to be connected with electricity is arranged in the cabinet body 1; the bottom of the inner side of the cabinet body 1 is provided with a lightning arrester 11 externally connected with a load, the upper part of the inner side of the cabinet body 1 is provided with a sleeve 5 penetrating out of the outer side of the cabinet body 1, and an external power supply line bank 6 is arranged in the sleeve 5.
The bottom of the inner side of the cabinet body 1 is provided with a lightning arrester 11 externally connected with a load, the upper part of the inner side of the cabinet body 1 is provided with a sleeve 5 penetrating through the outer side of the cabinet body 1, and the sleeve 5 is internally provided with an external power supply and external wiring bar 6; an upper movable contact arm 7 connected with an external wiring bar 6 is hinged on an upper electric contact of the vacuum pole 8, a lower movable contact arm 10 connected with an arrester 11 is hinged on an upper electric contact of the arrester 11, an electric contact 6a matched with the upper movable contact arm 7 for power connection is arranged below the end part of the external wiring bar 6, and a static contact 9a matched with the lower movable contact arm 10 for power connection is arranged at the bottom of the current transformer 9; a linkage structure is arranged between the upper movable contact arm 7 and the lower movable contact arm 10, so that when the upper movable contact arm 7 acts, the lower movable contact arm 10 simultaneously acts correspondingly; the linkage structure comprises an upper operating rod 12 connected with the upper movable contact arm 7, a lower operating rod 14 connected with the lower movable contact arm 10 and a connecting rod 13, wherein the upper operating rod 12, the lower operating rod 14 and the connecting rod 13 are made of insulating materials, the upper operating rod 12 is fixedly connected with the upper movable contact arm 7, the axis of the upper operating rod 12 is superposed with the axis of the hinged part of the upper movable contact arm 7 and the vacuum pole 8, the lower operating rod 14 is fixedly connected with the lower movable contact arm 10, and the axis of the lower operating rod 14 is superposed with the axis of the hinged part of the lower movable contact arm 10 and the lightning arrester 11; an upper swing arm 12a is vertically arranged at the end part of the upper operating rod 12, a lower swing arm 14a is arranged at the end part of the lower operating rod 14, a connecting rod 13 is connected with the end parts of the upper swing arm 12a and the lower swing arm 14a, and the upper swing arm 12a and the lower swing arm 14a are respectively positioned at the same side of the upper operating rod 12 and the lower operating rod 14, so that the connecting rod 13 is always in a vertical state; one end of an upper operating rod 12 is inserted into the case 2, a wrench for rotating the upper operating rod 12 is arranged in the case 2, the upper operating rod 12 is rotated through the wrench to drive an upper swing arm 12a to be separated from an electric contact 6a, so that an external power supply of the switch cabinet can be disconnected, meanwhile, a lower operating rod 14 is driven by a connecting rod 13 to rotate, a lower movable contact arm 10 is separated from a static contact 9a of a current transformer 9, then the wrench is continuously rotated, the lower operating rod 14 is continuously rotated until the lower movable contact arm 10 is connected with a grounding part 15, so that a lightning arrester 11 and a load are in a grounding state, and then the combined type vacuum circuit breaker can be pulled out from the inside of the cabinet body 1 along a sliding rail 3, and elements are overhauled.
By adopting the structure, the external connecting line 6 is connected with an external power line, after the lightning arrester 11 is connected with a load, the upper operating rod 12 is rotated to ensure that the upper movable contact arm 7 is connected with the electric contact 6a, and simultaneously, the lower movable contact arm 10 is connected with the static contact 9a, so that the load can be electrified; during maintenance, the upper operating rod 12 is rotated to drive the upper movable contact arm 7 to rotate until the upper movable contact arm is separated from the electric contact 6a, the lower movable contact arm 10 is separated from the fixed contact 9a, the load is powered off, the upper operating rod 12 is continuously rotated to enable the lower operating rod 14 to continuously rotate along with the upper operating rod until the lower movable contact arm 10 is connected with the grounding part 15, the grounding part 15 is connected with the ground wire, at the moment, the lightning arrester 11 and the load are in a grounding state, equipment maintenance operation can be carried out, and meanwhile, the combined type vacuum circuit breaker can be pulled out from the inside of the cabinet body 1 along the sliding rail 3 to carry out inspection, part maintenance and wiring.
Adopt the vacuum circuit breaker of combination formula, through the sliding fit of its support body and the cubical switchboard cabinet body 1, can put aside vacuum circuit breaker and the cabinet body 1 when components and parts installation and wiring, operate in the cabinet body 1 outside to make things convenient for going on of components and parts installation and wiring operation, improve the assembly efficiency of cubical switchboard.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The novel movable switch cabinet is characterized by comprising a cabinet body (1) and a combined type vacuum circuit breaker arranged in the cabinet body (1), wherein the combined type vacuum circuit breaker is inserted into the cabinet body (1) from the front side of the cabinet body and is in sliding fit with the cabinet body (1);
The combined type vacuum circuit breaker comprises a case (2), a rack arranged on the back of the case (2), a plurality of vacuum poles (8) arranged on the upper part of the inner side of the rack and a current transformer (9) arranged corresponding to the vacuum poles (8), wherein the current transformer (9) is arranged at the bottom of the vacuum poles (8) and is electrically connected through a copper bar, sliding frames which are horizontally fixed are symmetrically arranged on two sides of the rack, and pulleys are arranged at the bottom of the sliding frames;
The cabinet body (1) is internally provided with a sliding rail (3) matched with the sliding frame to slide.
2. The novel withdrawable switchgear cabinet according to claim 1, characterized in that: the lightning arrester is characterized in that a lightning arrester (11) externally connected with a load is arranged at the bottom of the inner side of the cabinet body (1), a sleeve (5) penetrating through the outer side of the cabinet body (1) is arranged at the upper part of the inner side of the cabinet body (1), and an external power supply line bank (6) is arranged in the sleeve (5).
3. The novel withdrawable switchgear according to claim 2, characterized in that: an upper movable contact arm (7) connected with the external wiring bar (6) is hinged to an upper electric contact of the vacuum pole (8), and a lower movable contact arm (10) connected with the lightning arrester (11) is hinged to an upper electric contact of the lightning arrester (11); and a linkage structure is arranged between the upper movable contact arm (7) and the lower movable contact arm (10), so that when the upper movable contact arm (7) acts, the lower movable contact arm (10) simultaneously performs corresponding actions.
4. A novel withdrawable switchgear, according to claim 3, characterized in that: the linkage structure comprises an upper operating rod (12) connected with the upper movable contact arm (7), a lower operating rod (14) connected with the lower movable contact arm (10) and a connecting rod (13), the upper operating rod (12) is fixedly connected with the upper movable contact arm (7), the axis of the upper operating rod (12) coincides with the axis of the hinged part of the upper movable contact arm (7) and the vacuum pole (8), the lower operating rod (14) is fixedly connected with the lower movable contact arm (10), and the axis of the lower operating rod (14) coincides with the axis of the hinged part of the lower movable contact arm (10) and the lightning arrester (11);
Go up action bars (12) tip and be provided with swing arm (12a) perpendicularly, lower action bars (14) tip is provided with swing arm (14a) down, connecting rod (13) are connected go up swing arm (12a) with the tip of swing arm (14a) down, go up swing arm (12a) with swing arm (14a) down is located respectively go up action bars (12) with the homonymy of lower action bars (14), make connecting rod (13) are in vertical state all the time.
5. A novel withdrawable switchgear, according to claim 3, characterized in that: an electric contact (6a) matched with an upper movable contact arm (7) to be electrified is arranged below the end part of the external wiring bar (6), and a static contact (9a) matched with a lower movable contact arm (10) to be electrified is arranged at the bottom of the current transformer (9).
6. A novel withdrawable switchgear, according to claim 3, characterized in that: and a grounding part (15) matched with the lower movable contact arm (10) to be connected with electricity is arranged in the cabinet body (1).
7. The novel withdrawable switchgear cabinet according to claim 1, characterized in that: the rack is provided with an installation beam for fixing the current transformer (9), and the vacuum pole (8) is fixed on the sliding frame through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922464178.2U CN211046222U (en) | 2019-12-31 | 2019-12-31 | Novel withdrawable switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922464178.2U CN211046222U (en) | 2019-12-31 | 2019-12-31 | Novel withdrawable switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211046222U true CN211046222U (en) | 2020-07-17 |
Family
ID=71533828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922464178.2U Active CN211046222U (en) | 2019-12-31 | 2019-12-31 | Novel withdrawable switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211046222U (en) |
-
2019
- 2019-12-31 CN CN201922464178.2U patent/CN211046222U/en active Active
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