CN213402018U

CN213402018U - Draw-out type switch cabinet

Info

Publication number: CN213402018U
Application number: CN202021979558.6U
Authority: CN
Inventors: 王�华; 沈浩; 吴瀚文
Original assignee: Ningbo Rendong Electric Co ltd
Current assignee: Zhejiang Rendong Electrical Technology Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-08
Anticipated expiration: 2030-09-10

Abstract

The utility model relates to a draw-out type switch cabinet, which comprises a cabinet, be provided with the backup pad that the polylith is parallel to each other in the rack, it is provided with the switch board to slide in the backup pad upper end, be provided with the circuit breaker on the switch board, the switch board upper end is provided with circuit breaker, and horizontal migration is provided with stirs in the switch board the shifting block that circuit breaker opened or closed, the backup pad upper end is provided with the spacer, the constant head tank has been seted up to the spacer side, the vertical sliding of switch board lower extreme be provided with keep away from or peg graft in the reference column of constant head tank, horizontal rotation is provided with the control lever in the switch board, the control lever is stirred simultaneously the shifting block. The method has the characteristics of higher safety, convenience in operation and the like.

Description

Draw-out type switch cabinet

Technical Field

The application relates to the technical field of distribution switchgear, in particular to a draw-out type switch cabinet.

Background

At present, a switch cabinet (switch cabinet) is an electrical device, an external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, and also high-voltage chamber and low-voltage chamber switch cabinets, high-voltage buses, such as power plants, and the like, and low-frequency load reducers for protecting main equipment. The main function of the switch gear is to open, close, control and protect the electric equipment in the process of generating, transmitting, distributing and converting electric energy of the power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The switch cabinets can be classified into a movable switch cabinet and a fixed switch cabinet by the installation mode of the circuit breaker, or can be classified into an open switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet according to the different structures of the cabinet bodies, or can be classified into a high-voltage switch cabinet, a low-voltage switch cabinet and the like according to the different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like.

The prior patent grant publication number: CN106207757B "draw-out switch cabinet" discloses a draw-out switch cabinet, which comprises a support, the support at least includes a support rod vertically disposed, the bottom of the support is provided with a bottom plate, at least part of the bottom plate is located outside the support, the support is internally provided with a first cabinet body and a second cabinet body from top to bottom, the second cabinet body can slide on the surface of the bottom plate, the second cabinet body can be moved to the outside of the support by the sliding second cabinet body, the middle part of the support rod is rotatably provided with a stopper, the first cabinet body is placed on the stopper, the first cabinet body can be glidingly disposed on the support, when the second cabinet body slides to the outside of the support, the first cabinet body can slide on the support rod along the vertical direction.

The above prior art solutions have the following drawbacks: above-mentioned cubical switchboard is when using to maintain the cabinet body after taking out the support internal slipping, need cut off the power supply with the electrical component in the cubical switchboard when the maintenance, avoids appearing the potential safety hazard, but above-mentioned scheme outage needs to go on alone, in case operating personnel forgets that the power cut-off will be dangerous.

SUMMERY OF THE UTILITY MODEL

For safer maintenance, this application provides a pull-out type cubical switchboard.

The above object of the present application is achieved by the following technical solutions:

the utility model provides a draw-out type cubical switchboard, includes the rack, be provided with the backup pad that the polylith is parallel to each other in the rack, it is provided with the switch board to slide the backup pad upper end, be provided with the circuit breaker on the switch board, the switch board upper end is provided with circuit breaker, horizontal migration is provided with stirs in the switch board the shifting block that circuit breaker opened or closed, the backup pad upper end is provided with the spacer, the constant head tank has been seted up to the spacer side, the vertical sliding of switch board lower extreme be provided with keep away from or peg graft in the reference column of constant head tank, horizontal rotation is provided with the control lever in the switch board, the control lever stirs simultaneously the shifting block with.

Through adopting above-mentioned technical scheme, when using this rack, the control lever rotates, stir the vertical slip of reference column through the control lever and peg graft to the constant head tank in, the switch board is positioned and can't be taken out this moment, the control lever still stirs shifting block horizontal migration simultaneously, make shifting block stir circuit breaker and close, thereby make the interior electrical component of switch board insert the electric current, and the reverse rotation control lever, make shifting block stir circuit breaker and open, thereby make the interior electrical component outage of switch board, the reference column can be taken out from the constant head tank simultaneously, alright take out the switch board under the condition of cutting off power supply this moment, thereby inspect and maintain, this scheme makes as long as take out the switch board, internal power source must be in the closed condition, and is safer.

Preferably, a rotating frame is arranged at the side end of the control rod, and the positioning column is rotatably connected to one end, far away from the control rod, of the rotating frame.

Through adopting above-mentioned technical scheme, rotate through control lever control rotating turret, and rotate and connect the reference column of rotating turret one end and be perpendicular downwards under the effect of gravity, when rotating the control lever, the reference column just can peg graft naturally or take out from, and is more convenient.

Preferably, the lower end of the control cabinet is provided with a waist-shaped hole for the positioning column to penetrate out and slide.

Through adopting above-mentioned technical scheme, when the rotating turret drives the reference column and rotates, the reference column is except keeping vertical state, and its self still is drawing the arc, when the switch board lower extreme only seted up cylindricly, probably makes the reference column can't vertically insert smoothly or insert the probability lower, and waist type hole is seted up at the lower extreme of switch board to this scheme for the reference column can be more smooth wear out the switch board lower extreme.

Preferably, a toggle gear is arranged on the periphery of the inner end of the control rod, and a toggle rack meshed with the toggle gear is arranged at the lower end of the toggle block.

Through adopting above-mentioned technical scheme, through rotating the control lever for the control lever drives toggle gear and rotates, and the rack of stirring that meshes mutually with toggle gear is driven the level and slides, thereby drives circuit breaker and opens and close, and this scheme opens and closes circuit breaker through toggle gear and toggle rack, and the structure is very simple, and is difficult for makeing mistakes.

Preferably, a support frame is vertically arranged in the cabinet, and a plurality of groups of positioning holes for fixing the support plate are uniformly formed in the inner end of the support frame.

Through adopting above-mentioned technical scheme, through setting up the support frame in the rack, pass through the locating hole of bolt fastening on the support frame with the backup pad, when the backup pad was fixed in the locating hole of difference, the height of backup pad was adjusted to make this pull-out type cubical switchboard applicable in the switch board of multiple height.

Preferably, the two sides of the upper end of the supporting plate are provided with sliding rails for the insertion and sliding of the two ends of the control cabinet, and the outer sides of the sliding rails are provided with limiting bulges.

Through adopting above-mentioned technical scheme, set up the slide rail at the both ends of backup pad to set up spacing arch in the outside of slide rail, make the both ends of switch board peg graft in the slide rail and slide, it is spacing by spacing arch simultaneously, when avoiding taking out the switch board, the switch board directly drops the damage from the backup pad.

Preferably, the lower end of the control cabinet is provided with a positioning plug block, and the upper end of the supporting plate is provided with a positioning socket for the insertion of the positioning plug block.

By adopting the technical scheme, the control cabinet is inserted into the positioning socket through the positioning insertion block, so that when the control cabinet slides and is inserted into the cabinet, the control cabinet can be stopped in time, the phenomenon that the sliding stroke is too long to cause the collision between the inner end of the control cabinet and the inner wall of the cabinet, the control cabinet is damaged, and the effective continuous protection is realized.

Preferably, the middle part of the supporting plate is provided with a plurality of groups of heat dissipation holes.

Through adopting above-mentioned technical scheme, set up the louvre in the backup pad for the position of louvre aligns the part that generates heat in the switch board, thereby improves the thermal diffusivity of switch board, makes the temperature lower when this switch cabinet uses, thereby reduces the probability of inside component damage.

To sum up, the beneficial technical effect of this application does:

1. the control rod is rotated to enable the control rod to stir the positioning column to vertically slide and be inserted into the positioning groove, the control cabinet is positioned and cannot be pulled out, meanwhile, the control rod stirs the shifting block to horizontally move, the shifting block stirs the circuit breaker to be closed, so that the electric elements in the control cabinet are connected with current, the control rod is rotated reversely, the shifting block stirs the circuit breaker to be opened, so that the electric elements in the control cabinet are powered off, the positioning column can be pulled out of the positioning groove, the control cabinet can be pulled out under the condition that the power supply is cut off, and the control cabinet is safer;

2. the rotating rack is used for controlling the positioning column to rotate, and the shifting gear is used for driving the shifting rack to slide, so that the control cabinet is opened and locked, and the circuit breaker is opened and closed conveniently;

3. through set up multiunit locating hole on the support frame for the height-adjustable of backup pad, thereby be adapted to the switch board of multiple height.

Drawings

Fig. 1 is a schematic structural diagram of a draw-out type switch cabinet;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic structural diagram of the control cabinet;

FIG. 4 is an enlarged view of FIG. 3 at B;

FIG. 5 is a schematic view of the control cabinet from another perspective;

FIG. 6 is an enlarged view at C of FIG. 5;

FIG. 7 is a schematic view of the control rod and its peripheral components.

In the figure: 1. a cabinet; 2. a support plate; 3. a control cabinet; 4. a support frame; 5. positioning holes; 6. a slide rail; 7. a limiting bulge; 8. heat dissipation holes; 9. positioning plates; 10. positioning a groove; 11. positioning the socket; 12. positioning the insert block; 13. a circuit breaker; 14. a support table; 15. a control lever; 16. a handle; 17. a rotating frame; 18. a positioning column; 19. a kidney-shaped hole; 20. shifting a gear; 21. shifting blocks; 22. shifting the rack; 23. a circuit breaker.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, a draw-out type switch cabinet comprises a cabinet 1, wherein a plurality of parallel supporting plates 2 are arranged in the cabinet 1, and a control cabinet 3 is arranged at the upper end of each supporting plate 2 in a sliding manner.

Referring to fig. 1 for heat exchange chart 2, a support frame 4 vertically arranged is fixed in the cabinet 1 through bolts, positioning holes 5 are evenly formed in the inner end of the support frame 4 in the vertical direction, and the support plate 2 is fixed in a group of positioning holes 5 through bolts, so that the height of the support plate 2 can be changed by changing different positioning holes 5 which are fixed when the support plate 2 is horizontally fixed.

The both sides of 2 upper ends in backup pad have slide rail 6 through the bolt fastening, and slide rail 6 is close to in the inner wall of rack 1, and slide rail 6 is equipped with spacing arch 7 in the integrative protruding in outside for when 2 upper ends in backup pad are inserted to switch board 3, the both ends of switch board 3 are slided and are pegged graft in slide rail 6, carry on spacingly to switch board 3 through spacing arch 7, avoid switch board 3 because of the roll-off of rocking of rack 1, it is safer.

A plurality of groups of heat dissipation holes 8 are formed in the middle of the supporting plate 2, so that when the control cabinet 3 is arranged at the upper end of the supporting plate 2, heat dissipated by electric elements on the control cabinet 3 can be discharged in time.

Combine fig. 2 and fig. 3, 2 upper ends of backup pad are being leaned on the outside and are being passed through the bolt fastening and have a spacer 9, and a constant head tank 10 has been seted up at a side end that is close to 1 inner wall of rack to spacer 9, and backup pad 2 has location socket 11 through the bolt fastening in the inboard of spacer 9, and the lower extreme of switch board 3 has the location inserted block 12 of pegging graft in location socket 11 that slides through the bolt fastening to make switch board 3 stop to the internal sliding of rack 1.

With reference to fig. 5 and 6, a circuit breaker 13 is fixed in the control cabinet 3 through a bolt, a support table 14 is fixed at one end of the circuit breaker 3 close to the outer side of the circuit breaker 13 through a bolt, a control rod 15 is horizontally rotated and inserted into the control cabinet 3, one end of the control rod 15 is rotatably inserted into the side end of the support table 14, a handle 16 is fixed at the outer side of the control cabinet 3 through a bolt of the control rod 15, and the control rod 15 can be directly rotated through the handle 16.

With reference to fig. 4 and 6, the control rod 15 is fixed with a rotating frame 17 on the periphery through a bolt, one end of the rotating frame 17 away from the control rod 15 is connected with a positioning column 18 through a rotating shaft in a rotating manner, the positioning column 18 is always in a vertical state under the action of gravity, a waist-shaped hole 19 for the positioning column 18 to slide and penetrate out is formed in the lower end of the control cabinet 3, and when the control rod 15 is rotated, the positioning column 18 slides and is inserted into the positioning groove 10 at the side end of the positioning sheet 9, so that the control cabinet 3 is positioned.

Combine fig. 6 and fig. 7, control lever 15 has toggle gear 20 at a supporting bench 14 side key-type connection, supporting bench 14 lower extreme horizontal slip is connected with shifting block 21, the lower extreme an organic whole of shifting block 21 is provided with toggle rack 22, toggle rack 22 meshes with toggle gear 20 mutually, make when rotating control lever 15, toggle gear 20 rotates, thereby drive toggle rack 22 and shifting block 21 horizontal slip, the side of shifting block 21 is passed through the bolt and is fixed with the circuit breaker 23 of circuit breaker 13, make the horizontal migration of shifting block 21 can open and close circuit breaker 13.

The implementation principle of the embodiment is as follows:

when using this rack 1, rotate the handle and make control lever 15 rotate, stir the vertical slip of reference column 18 through control lever 15 and peg graft to the constant head tank 10 in, this moment switch board 3 is positioned and can't be taken out, simultaneously control lever 15 still stirs shifting block 21 horizontal migration, make shifting block 21 stir circuit breaker 23 and close, thereby make the interior electrical component of switch board 3 insert the electric current, and reverse rotation control lever 15, make shifting block 21 stir circuit breaker 23 and open, thereby make the interior electrical component outage of switch board 3, reference column 18 can be taken out from constant head tank 10 simultaneously, this moment alright take out switch board 3 under the condition of cutting off power supply, thereby inspect and maintain.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A draw-out switchgear, comprising a cabinet (1), characterized in that: the improved cabinet is characterized in that a plurality of parallel supporting plates (2) are arranged in the cabinet (1), a control cabinet (3) is arranged at the upper end of each supporting plate (2) in a sliding mode, a circuit breaker (13) is arranged on each control cabinet (3), a circuit breaker (23) is arranged at the upper end of each control cabinet (3), a shifting block (21) for shifting the circuit breaker (23) to be opened or closed is arranged in the control cabinet (3) in a horizontal sliding mode, a positioning sheet (9) is arranged at the upper end of each supporting plate (2), a positioning groove (10) is formed in the side end of each positioning sheet (9), a positioning column (18) far away from or inserted into the positioning groove (10) is arranged at the lower end of each control cabinet (3) in a vertical sliding mode, a control rod (15) is arranged in the control cabinet (3) in a horizontal rotating mode, and the.

2. The draw-out switchgear as claimed in claim 1, wherein: the side end of the control rod (15) is provided with a rotating frame (17), and the positioning column (18) is rotatably connected to one end, far away from the control rod (15), of the rotating frame (17).

3. The draw-out switchgear as claimed in claim 2, wherein: the lower end of the control cabinet (3) is provided with a waist-shaped hole (19) through which the positioning column (18) passes and slides.

4. The draw-out switchgear as claimed in claim 1, wherein: a toggle gear (20) is arranged on the inner end peripheral side of the control rod (15), and a toggle rack (22) meshed with the toggle gear (20) is arranged at the lower end of the toggle block (21).

5. The draw-out switchgear as claimed in claim 1, wherein: a supporting frame (4) is vertically arranged in the cabinet (1), and a plurality of groups of positioning holes (5) for fixing the supporting plate (2) are uniformly formed in the inner end of the supporting frame (4).

6. The draw-out switchgear as claimed in claim 1, wherein: the support plate (2) is provided with slide rails (6) for the two ends of the control cabinet (3) to slide in an inserting mode, and limiting bulges (7) are arranged on the outer sides of the slide rails (6).

7. The draw-out switchgear as claimed in claim 1, wherein: the lower end of the control cabinet (3) is provided with a positioning plug block (12), and the upper end of the support plate (2) is provided with a positioning socket (11) for the insertion of the positioning plug block (12).

8. The draw-out switchgear as claimed in claim 1, wherein: the middle part of the supporting plate (2) is provided with a plurality of groups of heat dissipation holes (8).