CN216085943U - Switch cabinet - Google Patents

Abstract

The utility model relates to the technical field of switch cabinet design, and particularly discloses a switch cabinet. The switch cabinet comprises a switch cabinet main body and a breaker module, wherein the switch cabinet main body comprises a station assembly for processing signals, a line bank assembly for being electrically connected with external power supply equipment and a breaker air chamber, and the side wall of the breaker air chamber is provided with an outlet base opening and a positioning piece opening; the circuit breaker module comprises a circuit breaker main body, wherein a wire outlet seat assembly and a circuit breaker positioning piece which have the same extension direction are extended from one side of the circuit breaker main body, the wire outlet seat assembly can be connected with the station assembly and the wire row assembly respectively, and when the circuit breaker positioning piece extends into the positioning piece opening, the wire outlet seat assembly penetrates through the wire outlet seat opening and extends into the circuit breaker air chamber. By means of the arrangement, the disassembly and assembly operation of the breaker module on the switch cabinet main body can be completed in a mode of drawing the breaker module, the replacement efficiency of the breaker module is improved, the installation position of the breaker module on the switch cabinet main body is determined by the breaker positioning piece, and the smooth operation of the switch cabinet is guaranteed.

Description

Switch cabinet

Technical Field

The utility model relates to the technical field of switch cabinet design, in particular to a switch cabinet.

Background

At present, the domestic vacuum circuit breaker has short service life, and the circuit breaker needs to be frequently replaced in places requiring frequent operation such as mines, smelting and the like, so that a lot of inconvenience is caused to users.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a switch cabinet, which aims to solve the problem of low replacement efficiency of a breaker module.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a switchgear comprising a switchgear body and a circuit breaker module; the switch cabinet main body comprises a station assembly for processing signals, a wire row assembly for being electrically connected with external power supply equipment and a breaker air chamber, and the side wall of the breaker air chamber is provided with a wire outlet seat opening and a positioning piece opening; the breaker module comprises a breaker main body, wherein one side of the breaker main body extends out of a wire outlet seat assembly and a breaker positioning piece which have the same extending direction, the wire outlet seat assembly can be respectively connected with the station assembly and the wire row assembly, and when the breaker positioning piece extends into the positioning piece opening, the wire outlet seat assembly penetrates through the wire outlet seat opening and extends into the breaker air chamber.

The circuit breaker module further comprises a circuit breaker sliding block, a sliding block opening is further formed in the side wall of the circuit breaker air chamber, a sliding block sliding rail is arranged in the circuit breaker air chamber, and when the circuit breaker positioning piece stretches into the positioning piece opening, the circuit breaker sliding block penetrates through the sliding block opening and is slidably arranged on the sliding block sliding rail.

Preferably, the circuit breaker main part includes circuit breaker unit and circuit breaker casing, the circuit breaker unit is located the circuit breaker air chamber outside, circuit breaker casing cover is located the circuit breaker unit.

Preferably, the bottom end of the breaker main body is provided with breaker wheels.

Preferably, a second cover plate opening is formed in one side, opposite to the wire outlet seat opening and the positioning piece opening, of the breaker air chamber, the second cover plate opening is blocked by a stamping cover plate, and the stamping cover plate is connected to the breaker air chamber through a bolt.

Preferably, the switch cabinet main part still includes the station air chamber, the station subassembly is located in the station air chamber, the station air chamber with the circuit breaker air chamber passes through the gas tank baffle and cuts off, seted up the intercommunication on the gas tank baffle the station air chamber with the intercommunicating pore of circuit breaker air chamber.

Further, still be equipped with in the station air chamber and lead electrical pillar and station electrically conductive piece, it is equipped with at least one to lead electrical pillar, it passes to lead electrical pillar part the intercommunicating pore and stretch into the circuit breaker air chamber, the quantity that station electrically conductive piece with lead the same and the one-to-one of electrical pillar quantity, the one end that station electrically conductive piece with the station subassembly electricity is connected, the other end that station electrically conductive piece with lead electrical pillar electricity and be connected.

Furthermore, the conductive column comprises a conductive column connecting end, a conductive column main body and a conductive column opening end which are sequentially connected, the conductive column connecting end is located in the circuit breaker air chamber, the conductive column connecting end is connected with the outlet seat assembly through an upper conductive piece, a conductive column hole is formed in the conductive column opening end, and a connecting bolt can penetrate through the conductive column hole and is in threaded connection with the station conductive piece, so that the station conductive piece is connected with the conductive column.

Furthermore, the number of the upper conductive pieces is the same as that of the conductive posts, and the upper conductive pieces are in one-to-one correspondence, one end of each upper conductive piece is fixedly connected to the connecting end of the conductive post, and the other end of each upper conductive piece is fixedly connected to the outlet seat assembly.

Preferably, the number of the conductive posts is three.

The utility model has the beneficial effects that:

the circuit breaker module can be disassembled and assembled on the switch cabinet main body in a mode of drawing the circuit breaker module by utilizing the outlet seat assembly and the circuit breaker positioning piece, so that the replacement efficiency of the circuit breaker module is improved, the installation position of the circuit breaker module on the switch cabinet main body is determined by the circuit breaker positioning piece, and the smooth operation of the switch cabinet is guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a switch cabinet provided by an embodiment of the utility model;

FIG. 2 is a schematic structural diagram of a stamped cover plate provided by an embodiment of the utility model;

FIG. 3 is a cross-sectional view taken at plane A-A of FIG. 2;

FIG. 4 is a bottom view of an air isolation flange provided by an embodiment of the present invention;

FIG. 5 is a cross-sectional view of an air-isolating flange provided by an embodiment of the present invention;

FIG. 6 is a top view of an air separation flange provided by an embodiment of the present invention.

In the figure:

100. stamping a cover plate; 110. a cover plate main body; 111. a cover plate through hole; 120. flanging the cover plate; 130. an annular groove; 140. an I-shaped groove; 200. a switch cabinet main body; 210. a conductive post; 211. a conductive post connection end; 212. a conductive post body; 213. conducting post open end; 220. station conductive parts; 230. an upper conductive member; 240. a lower conductive member; 250. a slider slide rail; 260. a locating piece limit rail; 270. a gas tank baffle; 280. a seal ring; 290. a station assembly; 300. a bolt; 400. a gas-insulated flange; 410. a flange body; 411. a first flange bolt hole; 412. a second flange bolt hole; 421. a first mounting hole; 422. a second mounting hole; 423. excessive round corners; 430. a flange annular groove; 500. a circuit breaker module; 510. a propulsion unit; 520. a circuit breaker unit; 530. a circuit breaker housing; 540. an upper wire outlet seat; 550. a lower wire outlet seat; 560. a breaker wheel; 570. a breaker slide; 580. a circuit breaker positioning member.

Detailed Description

In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. 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.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 2 and 3, the present embodiment provides a stamped cover plate 100, which includes a cover plate main body 110, wherein an edge of the cover plate main body 110 is provided with a cover plate flange 120 bent toward one side of the cover plate main body 110; the middle of one side of the cover plate main body 110 is provided with an I-shaped groove 140, the I-shaped groove 140 and the cover plate flange 120 are positioned at two different sides of the cover plate main body 110, the outer side of the I-shaped groove 140 is provided with an annular groove 130, the I-shaped groove 140 and the annular groove 130 are positioned at the same side of the cover plate main body 110, and a plurality of cover plate through holes 111 are uniformly distributed at the outer side of the annular groove 130 in the circumferential direction.

By means of the arrangement of the cover plate flanging 120, the I-shaped groove 140 and the annular groove 130, the strength of the punched cover plate 100 is ensured by improving the structure of the punched cover plate 100, and therefore the lightweight improvement of the punched cover plate 100 is realized. Meanwhile, the structural design of the I-shaped groove 140 ensures that the cover plate main body 110 can be broken from the middle of the I-shaped groove 140 when being impacted, so that the broken position of the cover plate main body 110 is controllable, and the possibility of secondary injury to workers caused by debris generated by the broken cover plate main body 110 is reduced.

In the present embodiment, the thickness of the cover plate body 110 is equal throughout. The arrangement ensures that the bearing capacity of all parts of the cover plate main body 110 to impact is uniform, ensures that the position of the broken cover plate main body 110 is controllable, ensures the strength of the stamping cover plate 100, optimizes the structure of the stamping cover plate 100 and further reduces the weight of the stamping cover plate 100.

In the present embodiment, the length of the cover main body 110 is 530 mm, the width thereof is 510 mm, and the thickness of the cover flange 120 is 2.5 mm. When the stamped cover 100 is applied to switch cabinets of different sizes, the length, width and thickness of the cover body 110 also vary.

Further, the vertical groove of the i-shaped groove 140 is the same as the length direction of the cover main body 110. The arrangement improves the stress condition of each position on the cover plate main body 110, and further reduces the secondary damage of the splashed fragments to the external environment when the cover plate main body 110 is broken.

Preferably, the depth of the i-shaped groove 140, the depth of the annular groove 130, and the height of the cover flange 120 are all the same. Specifically, the depth of the i-shaped groove 140 is 7.5 mm, the depth of the annular groove 130 is 7.5 mm, and the height of the cover flange 120 is 7.5 mm. The arrangement makes the part of the cover plate main body 110 positioned at the bottom of the I-shaped groove 140, the part of the cover plate main body 110 positioned at the bottom of the annular groove 130 and one side of the cover plate flanging 120 away from the cover plate main body 110 flush, and the arrangement ensures the strength of the punched cover plate 100 and also facilitates the production and transportation of the cover plate main body 110.

Preferably, the material of the stamped cover plate 100 is 304 stainless steel. The 304 stainless steel has the advantages of wear resistance, low temperature resistance, good thermal expansion performance and good heat preservation performance.

In the present embodiment, the stamped cover plate 100 is stamped and formed. The stamping forming product has the advantages of high dimensional accuracy and good consistency, and meanwhile, the stamping forming material has high utilization rate, high production efficiency and low production cost.

As shown in fig. 4 to 6, this embodiment further provides an air-isolating flange 400, which includes a flange main body 410, where the flange main body 410 is provided with at least one communication hole, the edge of the flange main body 410 is circumferentially and uniformly provided with a plurality of flange bolt holes, the communication hole includes a first mounting hole 421 and a second mounting hole 422 that are mutually communicated, the first mounting hole 421 is provided on one side of the flange main body 410, the second mounting hole 422 is provided on the other side of the flange main body 410, the inner diameter of the first mounting hole 421 is greater than the inner diameter of the second mounting hole 422, and the outer side of the second mounting hole 422 is provided with a flange annular groove 430.

The first mounting hole 421, the second mounting hole 422 and the flange annular groove 430 are arranged to improve the stress condition of the flange main body 410, prolong the service life of the air-isolating flange 400 and improve the effect of the air-isolating flange 400 in plugging.

Specifically, the part of the flange main body 410, which is close to the communication hole, is protruded, and the arrangement reduces the space occupied by the flange main body 410, and reduces the production cost of the air separation flange 400.

In the present embodiment, the first mounting hole 421 communicates with the second mounting hole 422 through the transition rounded corner 423. The arrangement of the transition round angle 423 ensures that an external member can be smoothly inserted into the communicating hole, so that the communicating hole is conveniently filled by the external member, and the communicating hole is conveniently plugged by the external member.

Preferably, the flange bolt holes include first flange bolt holes 411 and second flange bolt holes 412, the first flange bolt holes 411 and the second flange bolt holes 412 are alternately disposed on both sides of the flange main body 410, and two second flange bolt holes 412 are respectively disposed on both ends of the flange main body 410. The alternating arrangement of first flange bolt hole 411 and second flange bolt hole 412 has played the fool-proof effect, has reduced the risk of flange main part 410 wrong installation, has also improved the atress condition of gas shield flange 400 simultaneously, has prolonged gas shield flange 400's life. Specifically, the aperture of the first flange bolt hole 411 is larger than the aperture of the second flange bolt hole 412.

As shown in fig. 1 to 6, the present embodiment also provides a switch cabinet, including a switch cabinet main body 200 and a circuit breaker module 500; the switch cabinet main body 200 comprises a station air chamber, an auxiliary component chamber and a breaker air chamber, wherein a station assembly 290 for processing signals is installed in the station air chamber, the station assembly 290 is connected with an upper conductive piece 230 extending into the breaker air chamber, a wire row assembly capable of being electrically connected with external power supply equipment is arranged in the auxiliary component chamber, the wire row assembly is connected with a lower conductive piece 240 extending into the breaker air chamber, and an air chamber opening is formed in the side wall of the breaker air chamber; the breaker module 500 is installed outside the breaker air chamber, part of the breaker module passes through the air chamber opening and extends into the breaker air chamber, the breaker module 500 comprises an outlet seat assembly, the outlet seat assembly comprises an upper outlet seat 540 and a lower outlet seat 550, the upper outlet seat 540 and the lower outlet seat 550 are both located in the breaker air chamber, the upper outlet seat 540 is connected with the upper conductive member 230, and the lower outlet seat 550 is connected with the lower conductive member 240.

The split arrangement and the assembly structure of the switch cabinet main body 200 and the breaker module 500 ensure the connection effect of the breaker module 500 and the station assembly 290 and the line bank assembly, and the probability of poor contact of the breaker module 500 and the station assembly 290 and the line bank assembly is reduced by the lap joint fixation of the upper wire outlet seat 540 and the upper conductive piece 230 and the lower wire outlet seat 550 and the lower conductive piece 240, so that the efficiency of the disassembly and the maintenance operation of an operator on the breaker module 500 is improved, and the normal operation of the switch cabinet for a long time is ensured.

In this embodiment, the circuit breaker module 500 further includes a circuit breaker main body including a circuit breaker unit 520 and a circuit breaker housing 530, the circuit breaker unit 520 being located outside the circuit breaker plenum, the circuit breaker housing 530 covering the circuit breaker unit 520. The enclosure of the circuit breaker housing 530 provides protection for the circuit breaker unit 520 so that the portion of the circuit breaker module 500 located outside the switchgear body 200 can operate normally.

Preferably, a second cover plate opening is formed in one side, opposite to the wire outlet base opening and the positioning piece opening, of the breaker air chamber, the second cover plate opening is blocked by the stamping cover plate 100, and the stamping cover plate 100 is connected to the breaker air chamber through the bolt 300. The opening of the second cover plate opening facilitates maintenance and overhaul of components in the circuit breaker air chamber by operators, so that the lapping process of the upper wire outlet seat 540 and the upper conductive piece 230 as well as the lower wire outlet seat 550 and the lower conductive piece 240 can be smoothly completed under the condition that the circuit breaker module 500 is not disassembled, and therefore the maintenance efficiency is greatly improved. The bolt 300 penetrates through the cover plate through hole 111 to be in threaded connection with the side wall of the breaker air chamber, the second cover plate opening is blocked by the stamping cover plate 100, the influence of the external environment on the breaker air chamber is avoided, and the normal operation of each component in the breaker air chamber is guaranteed.

Further, the circuit breaker module 500 further includes a fuse and a transformer, an ammeter is disposed in the circuit breaker gas chamber, the circuit breaker unit 520 is connected in series with the fuse, and the transformer is connected with the ammeter.

In this embodiment, the sidewall of the breaker air chamber is further provided with a positioning piece port; one side of the breaker main body extends to form a wire outlet seat assembly and a breaker positioning piece 580 which have the same extension direction, the wire outlet seat assembly can be respectively connected with the station assembly 290 and the wire row assembly, and when the breaker positioning piece 580 extends into the positioning piece opening, the wire outlet seat assembly penetrates through the wire outlet seat opening and extends into a breaker air chamber.

The disassembly and assembly operation of the breaker module 500 on the switch cabinet main body 200 can be completed by drawing the breaker module 500 by utilizing the outlet seat assembly and the breaker positioning piece 580, so that the replacement efficiency of the breaker module 500 is improved, the installation position of the breaker module 500 on the switch cabinet main body 200 is determined by the arrangement of the breaker positioning piece 580, and the smooth operation of the switch cabinet is ensured.

Specifically, the outlet seat opening and the positioning member opening are located on the same side of the sidewall of the breaker gas chamber, and when one side of the breaker body, which is provided with the outlet seat assembly and the breaker positioning member 580, abuts against one side of the breaker gas chamber, which is provided with the outlet seat opening and the positioning member opening, the upper outlet seat 540 is lapped with the upper conductive member 230, and the lower outlet seat 550 is lapped with the lower conductive member 240.

Preferably, the breaker module 500 further includes a breaker slider 570, a slider opening is further formed in a side wall of the breaker air chamber, a slider sliding rail 250 is arranged in the breaker air chamber, and when the breaker positioning member 580 extends into the positioning member opening, the breaker slider 570 passes through the slider opening and is slidably disposed on the slider sliding rail 250. The sliding arrangement of the breaker slider 570 on the slider rail 250 ensures that the operation of drawing the breaker module 500 out of the switchgear main body 200 can be smoothly performed, and also reduces the probability of the position deviation of the breaker module 500 with respect to the switchgear main body 200.

Specifically, the circuit breaker module 500 further includes a positioning member limit rail 260, and when the circuit breaker positioning member 580 extends into the positioning member opening, the circuit breaker positioning member 580 passes through the positioning member opening and is slidably disposed on the positioning member limit rail 260. The provision of the spacer limit rail 260 reduces the risk of damage to the circuit breaker spacer 580 and also further reduces the probability of the circuit breaker module 500 becoming misaligned relative to the switchgear body 200.

In this embodiment, the bottom end of the breaker main body is provided with breaker wheels 560. The breaker wheel 560 further facilitates the adjustment of the position of the breaker module 500 by the operator, so that the sliding of the breaker slider 570 on the slider slide 250 is easier, thereby improving the efficiency of the disassembly and assembly of the breaker module 500.

Preferably, the circuit breaker module 500 further comprises a propulsion unit 510, the propulsion unit 510 being configured to move the circuit breaker wheel 560.

In this embodiment, the station air chamber and the breaker air chamber are separated by an air box partition 270, and the air box partition 270 is provided with a communication hole for communicating the station air chamber and the breaker air chamber. The gas tank partition plate 270 is arranged to ensure that the station gas chamber and the breaker gas chamber are separated from each other, so that the distance between the station assembly 290 and the breaker module 500 is ensured, and the condition that the two gas chambers interfere with each other in the maintenance process is effectively avoided. Specifically, the communication hole is located on the air barrier flange 400.

Further, a conductive column 210 and a station conductive member 220 are further arranged in the station air chamber, at least one conductive column 210 is arranged, the conductive column 210 partially penetrates through the communication hole and extends into the breaker air chamber, the number of the station conductive members 220 is the same as that of the conductive columns 210, the number of the station conductive members 220 corresponds to that of the conductive columns 210, one end of each station conductive member 220 is electrically connected with the station assembly 290, and the other end of each station conductive member 220 is electrically connected with the conductive column 210. The arrangement of the conductive column 210 enables the switch cabinet main body 200 to realize the electric connection and communication connection between the station assembly 290 and the breaker module 500 on the premise of meeting the mutual separation between the station air chamber and the breaker air chamber.

Still further, the conductive post 210 includes a conductive post connection end 211, a conductive post main body 212, and a conductive post opening end 213, which are connected in sequence, where the conductive post connection end 211 is located in the circuit breaker air chamber and is connected to the conductive piece 230, the conductive post opening end 213 is provided with a conductive post hole, and a connection bolt can penetrate through the conductive post hole and is screwed to the station conductive piece 220, so that the station conductive piece 220 is connected to the conductive post 210. The arrangement ensures the connection effect between the station conductive member 220 and the conductive column 210 and between the station conductive member 220 and the upper conductive member 230.

Preferably, the number of the upper conductive elements 230 is the same as that of the conductive studs 210, and the upper conductive elements 230 are in one-to-one correspondence, and one end of each upper conductive element 230 is fixedly connected to the conductive stud connection end 211, and the other end of each upper conductive element is fixedly connected to the upper wire outlet 540. The upper conductive member 230 is disposed such that the conductive post 210 can be electrically and communicatively connected with the circuit breaker module 500.

In this embodiment, the station assembly 290 is a three-station loop device, and there are three conductive pillars 210, so that the number of the station conductive members 220, the communication holes on the air-isolating flange 400, and the upper conductive member 230 is three.

Preferably, the top end of the switch cabinet main body 200 is provided with a first cover plate opening, the first cover plate opening is sealed by the stamping cover plate 100, and the stamping cover plate 100 is connected to the top end of the station air chamber through the bolt 300. Specifically, the bolt 300 passes through the cover plate through hole 111 and is screwed to the top end of the station air chamber, and one side of the cover plate main body 110, which is provided with the i-shaped groove 140 and the annular groove 130, abuts against the switch cabinet main body 200.

Specifically, the material of the flange body 410 is an insulating material. The selection of the insulating material ensures the insulating effect of the flange main body 410, avoids the occurrence of electric leakage of the switch cabinet main body 200, and greatly improves the signal transmission efficiency between the station assembly 290 and the circuit breaker module 500.

In this embodiment, the gas tank partition 270 is provided with a flange mounting opening for communicating the station gas chamber with the breaker gas chamber, and the gas isolation flange 400 blocks the flange mounting opening.

The air-isolating flange 400 is used for isolating the station air chamber and the breaker air chamber, so that the mutual interference between the air chambers can be greatly reduced, and the overhauling efficiency of the switch cabinet is improved. The air barrier flange 400 also fixes the position of the conductive post 210 and facilitates the improvement of the impact capability of the air box partition 270.

Further, the conductive pillar connection end 211 fills the second mounting hole 422, the conductive pillar main body 212 fills the first mounting hole 421, and the conductive pillar opening end 213 is located in the station air chamber. Specifically, the end of the flange body 410, where the second mounting hole 422 is opened, faces the breaker air chamber, and the end of the flange body 410, where the first mounting hole 421 is opened, faces the station air chamber. The arrangement ensures that the position of the conductive column 210 relative to the air isolating flange 400 is fixed, and simultaneously ensures the effect of plugging the communication hole by the conductive column 210.

Preferably, the switch cabinet further comprises a sealing ring 280 and a plurality of partition plate bolts, wherein sealing ring holes are formed in the circumferential direction of the sealing ring 280, the sealing ring holes are identical to and in one-to-one correspondence with the flange bolt holes in number, and the partition plate bolts penetrate through the flange bolt holes and the sealing ring holes and are screwed with the gas tank partition plate 270. The sealing ring 280 further improves the partition effect of the station air chamber and the breaker air chamber, and reduces the risk of damage to the air box partition plate 270 and the air partition flange 400. Specifically, two sides of the sealing ring 280 respectively abut against the side of the flange body 410 where the first mounting hole 421 is opened and the side of the air box partition 270 facing the air chamber of the circuit breaker.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A switchgear, comprising:

the switch cabinet comprises a switch cabinet main body (200) and a control device, wherein the switch cabinet main body comprises a station assembly (290) for processing signals, a line bank assembly for being electrically connected with external power supply equipment and a breaker air chamber, and the side wall of the breaker air chamber is provided with an outlet base opening and a positioning piece opening;

circuit breaker module (500), circuit breaker module (500) includes the circuit breaker main part, one side of circuit breaker main part stretches out the same outlet frame subassembly and circuit breaker setting element (580) of extending direction, outlet frame subassembly can respectively with station subassembly (290) reach the line bank subassembly is connected, works as circuit breaker setting element (580) stretch into during the setting element mouth, outlet frame subassembly passes outlet frame mouth and stretch into the circuit breaker air chamber.

2. The switch cabinet according to claim 1, wherein the breaker module (500) further comprises a breaker slider (570), a slider opening is further opened on a side wall of the breaker air chamber, a slider sliding rail (250) is arranged in the breaker air chamber, and when the breaker positioning member (580) extends into the positioning member opening, the breaker slider (570) passes through the slider opening and is slidably disposed on the slider sliding rail (250).

3. The switchgear cabinet according to claim 1, wherein the circuit breaker main body comprises a circuit breaker unit (520) and a circuit breaker housing (530), the circuit breaker unit (520) being located outside the circuit breaker plenum, the circuit breaker housing (530) being housed in the circuit breaker unit (520).

4. Switchgear cabinet according to claim 1, characterized in that the bottom end of the breaker body is provided with breaker wheels (560).

5. The switch cabinet according to claim 1, wherein a second cover plate opening is opened at a side of the breaker air chamber opposite to the outlet seat opening and the positioning member opening, the second cover plate opening is blocked by a stamping cover plate (100), and the stamping cover plate (100) is connected to the breaker air chamber through a bolt (300).

6. The switch cabinet according to any one of claims 1 to 5, wherein the switch cabinet main body (200) further comprises a station air chamber, the station assembly (290) is located in the station air chamber, the station air chamber and the breaker air chamber are separated by an air box partition plate (270), and a communication hole communicating the station air chamber and the breaker air chamber is formed in the air box partition plate (270).

7. The switch cabinet according to claim 6, wherein a conductive column (210) and a conductive station piece (220) are further disposed in the station air chamber, at least one conductive column (210) is disposed, the conductive column (210) partially penetrates through the communication hole and extends into the breaker air chamber, the number of the conductive station pieces (220) is the same as the number of the conductive columns (210), and the conductive station pieces (220) are in one-to-one correspondence, one end of the conductive station piece (220) is electrically connected to the station assembly (290), and the other end of the conductive station piece (220) is electrically connected to the conductive column (210).

8. The switch cabinet according to claim 7, wherein the conductive post (210) includes a conductive post connection end (211), a conductive post main body (212), and a conductive post opening end (213) connected in sequence, the conductive post connection end (211) is located in the circuit breaker air chamber, the conductive post connection end (211) is connected to the outlet base assembly through an upper conductive member (230), a conductive post hole is opened on the conductive post opening end (213), and a connection bolt can penetrate through the conductive post hole and is screwed to the station conductive member (220), so that the station conductive member (220) is connected to the conductive post (210).

9. The switch cabinet according to claim 8, wherein the number of the upper conductive members (230) is the same as the number of the conductive posts (210) and corresponds to one another, one end of each upper conductive member (230) is fixedly connected to the conductive post connection end (211), and the other end of each upper conductive member is fixedly connected to the outlet seat assembly.

10. The switchgear cabinet according to claim 7, wherein there are three of said conductive posts (210).

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