CN218124132U

CN218124132U - Breaker switch cabinet

Info

Publication number: CN218124132U
Application number: CN202222289210.XU
Authority: CN
Inventors: 叶维达; 郑兰天; 李跃鸽; 张倩
Original assignee: Henan Wanwei Rail Technology Development Co ltd
Current assignee: Henan Wanwei Rail Technology Development Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-23
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to a cubical switchboard technical field discloses circuit breaker cubical switchboard, include: the cabinet body is internally provided with a plurality of layers of partition plates, and ventilation screen plates are embedded at the upper end and the lower end of the side surface of the cabinet body; the drawer is located between the adjacent partition plates, a sliding rail is connected between the drawer and the partition plate on the lower side of the drawer, and a first handle is installed on the front side of the drawer. The circuit breaker cubical switchboard still includes: the turnover mounting plate is positioned in the drawer, the front end of the mounting plate is hinged with the inner side of the front end of the drawer, and the upper side of the mounting plate is provided with a circuit breaker which is connected with a cable; the cable towing device drives the cable to extend and bend along with the sliding of the drawer. The utility model has a drawer type structure, a turnover mounting plate is arranged in the drawer, the drawer is horizontal when being stored, and the drawer is vertically placed when being operated, thereby facilitating the operation of the breaker, the installation, the disassembly and the maintenance; the cable towing device is arranged, so that smooth winding and unwinding of cables are guaranteed in the process of drawing the drawer and overturning the mounting plate.

Description

Breaker switch cabinet

Technical Field

The utility model relates to a cubical switchboard technical field, in particular to circuit breaker switch cabinet.

Background

The structure forms of the breaker switch cabinet are various, and the drawer type breaker switch cabinet has higher reliability, safety and interchangeability and is widely applied. The drawer type breaker switch cabinet is suitable for industrial and mining enterprises and high-rise buildings which require high power supply reliability, and is used as a centralized control power distribution center.

Drawer type circuit breaker cubical switchboard, compare with the circuit breaker cubical switchboard among the conventional art, the circuit breaker installation is changed for keeping flat by putting immediately, and the circuit breaker need install in the inside of drawer structure, make the loading and unloading maintenance work of circuit breaker very inconvenient, especially when the drawer is high too high, especially when the drawer height is higher than staff's elbow more than, circuit breaker in low pressure drawer type cubical switchboard like the utility model patent of publication No. CN214013672U, its drawer structure is located the upper portion of the cabinet body, install the circuit breaker in the drawer on cabinet body upper portion, make the staff be difficult for carrying out operations such as loading and unloading maintenance inside the drawer, need improve staff's self position height with the help of cat ladder etc.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at provides circuit breaker switch cabinet for the inside inconvenient problem of circuit breaker operation of the circuit breaker cubical switchboard drawer among the solution prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

circuit breaker cubical switchboard includes: the cabinet body is internally provided with a plurality of layers of partition plates, and ventilation screen plates are embedded at the upper end and the lower end of the side surface of the cabinet body; the drawer is positioned between the adjacent partition plates, a sliding rail is connected between the drawer and the partition plate on the lower side of the drawer, and a first handle is arranged on the front side of the drawer; the circuit breaker cubical switchboard still includes: the turnover mounting plate is positioned in the drawer, the front end of the mounting plate is hinged with the inner side of the front end of the drawer, and the upper side of the mounting plate is provided with a circuit breaker which is connected with a cable; the cable towing device drives the cable to extend and bend along with the sliding of the drawer.

The beneficial effects are that: the drawer is internally provided with a turnover mounting plate, the turnover mounting plate is horizontally placed in the drawer during storage, and can be turned out from the drawer and vertically placed in front of the cabinet body during operation, so that the upper side surface of the mounting plate is completely displayed in front of workers, and the operation, installation, disassembly, maintenance and the like of the circuit breaker are facilitated; the cable towing device drives the cable, and the cable is guaranteed to be smoothly wound and unwound in the process of drawing and pulling the drawer and overturning the mounting plate.

Furthermore, a plurality of first through holes are uniformly formed in the two side walls, the rear wall and the bottom wall of the drawer. The clapboard is a punching plate.

The beneficial effects are that: the ventilation inside and outside the drawer is ensured, and the ventilation and heat dissipation of the circuit breaker are facilitated.

Furthermore, second through holes are uniformly distributed in the mounting plate, a gap is reserved between the hinged position of the mounting plate and the drawer and the bottom wall of the drawer, and a support column is arranged on the lower side of the rear end of the mounting plate; the edge of the upper side of the mounting plate is provided with a second handle.

The beneficial effects are that: the second through hole is convenient for heat dissipation of the circuit breaker; the support column can ensure that the mounting plate is horizontal in the drawer; the second handle is convenient for driving the mounting plate to turn over.

Further, the first through hole and the second through hole are both strip-shaped holes; the first handle and the second handle are both U-shaped handles.

The beneficial effects are that: the strip-shaped holes have the functions of ventilation and heat dissipation, and meanwhile, the second through holes can also be used for installing the circuit breaker.

Further, the towing device comprises a guide rod, a ring sleeve, a spiral spring and a traction cable; the guide rod is horizontally arranged in the cabinet body and is positioned at one side of the drawer; the ring sleeve slides along the guide rod, the spiral spring is positioned outside the guide rod, the front end and the rear end of the spiral spring are respectively connected with the ring sleeve and the rear wall of the cabinet body, and the lower side of the spiral spring is uniformly connected with the rear section of the cable; a traction rope is connected between the side surface of the rear part of the drawer and the ring sleeve.

The beneficial effects are that: the extension and the bending of the cable are driven by the extension and the contraction of the spiral spring, so that the disorder of the cable in the drawing process of the drawer is avoided; the drawer is drawn out to drive the loop to move through the traction rope, and the loop drives the extension of the spiral spring; when the drawer enters the cabinet body, the traction rope does not apply traction force, and the spiral spring can automatically contract by utilizing the self resilience force.

Furthermore, the cable is led out by the circuit breaker and sequentially penetrates through the front part of the mounting plate, the rear part of the side wall of the drawer and the rear wall of the cabinet body, wherein one section of the cable between the side wall of the drawer and the rear wall of the cabinet body is uniformly connected with the spiral spring.

The beneficial effects are that: the cable penetrates through the front part of the mounting plate, namely, the cable is close to the rotating part of the mounting plate, so that the displacement of the cable in the rotating part of the mounting plate is reduced, and the stability of the cable is ensured; the spiral spring drives the rear section of the cable to stretch.

Furthermore, a plurality of connection points are arranged between the spiral spring and the cable, the length of the cable between adjacent connection points is the same, and the number of turns of the spiral spring is the same.

The beneficial effects are that: the equidistant and uniform connection enables the section of cable to be stably unfolded and bent along with the spiral spring.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the mounting plate in a flat-laid state.

Fig. 2 is a schematic view of the three-dimensional structure of the mounting plate in the turning state of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the mounting plate of the present invention in a vertical position.

Fig. 4 is a schematic view of a drawer side structure according to the present invention.

In the figure: 1. a cabinet body; 2. a partition plate; 3. a drawer; 4. a first handle; 5. a first through hole; 6. mounting a plate; 7. a second through hole; 8. a pillar; 9. a circuit breaker; 10. a cable; 11. a guide bar; 12. sleeving a ring; 13. a coil spring; 14. a traction cable; 15. a ventilation screen plate; 16. a second handle; 17. a slide rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that 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.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from the specific situation.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the term "provided" may be used in a broad sense, for example, the object provided may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from the specific situation.

The present invention will be described in further detail with reference to examples.

The utility model provides a circuit breaker switch cabinet's embodiment:

referring to fig. 1-4, a circuit breaker switchgear, comprising: the cabinet body 1 is internally provided with a plurality of layers of partition plates 2, the upper end and the lower end of the side surface of the cabinet body 1 are embedded with a ventilation screen plate 15, and the ventilation screen plate 15 plays a role in filtering to prevent large-volume impurities from entering the cabinet body 1; drawer 3 is located between adjacent baffle 2, is connected with slide rail 17 between drawer 3 and the baffle 2 of its downside, and the slide rail 17 quantity between every drawer 3 and the downside baffle 2 is two, and first handle 4 is installed to drawer 3 front side. Circuit breaker cubical switchboard still includes: the turnover mounting plate 6 is positioned in the drawer 3, the front end of the mounting plate 6 is hinged with the inner side of the front end of the drawer 3, and the mounting plate 6 is hinged with the drawer 3 through a hinge; a breaker 9 is arranged on the upper side of the mounting plate 6, and the breaker 9 is connected with a cable 10; the towing device drives the cable 10 to extend and bend along with the sliding of the drawer 3. The drawer 3 is internally provided with a turnover mounting plate 6 which is horizontally placed in the drawer 3 during storage, and can be turned out from the drawer 3 and vertically placed in front of the cabinet body 1 during operation, so that the upper side surface of the mounting plate 6 is completely displayed in front of workers, and the operation, installation, disassembly, maintenance and the like of the circuit breaker 9 are facilitated; the cable towing device drives the cable 10, and the smooth winding and unwinding of the cable 10 are guaranteed in the process of drawing the drawer 3 and overturning the mounting plate 6.

A plurality of first through holes 5 are uniformly arranged on the two side walls, the rear wall and the bottom wall of the drawer 3. The partition 2 is a punched plate. Air circulation inside and outside the drawer 3 is ensured, and ventilation and heat dissipation of the circuit breaker 9 are facilitated.

Second through holes 7 are uniformly distributed on the mounting plate 6, a gap is reserved between the hinged part of the mounting plate 6 and the drawer 3 and the bottom wall of the drawer 3, and a support column 8 is arranged on the lower side of the rear end of the mounting plate 6; the number of the pillars 8 is two, and the height is the same as the gap distance. The edge of the upper side of the mounting plate 6 is provided with a second handle 16, and the upper side of the mounting plate 6 is provided with two second handles 16. The second through hole 7 is convenient for heat dissipation of the circuit breaker 9; the support column 8 can ensure that the mounting plate 6 is horizontal inside the drawer 3; the turning over of the mounting plate 6 is facilitated by a second handle 16.

The first through hole 5 and the second through hole 7 are strip-shaped holes; the first handle 4 and the second handle 16 are both U-shaped handles. The second through hole 7 can also be used for installing the circuit breaker 9 while the strip-shaped hole has the functions of ventilation and heat dissipation.

The towing device comprises a guide rod 11, a ring sleeve 12, a spiral spring 13 and a towing rope 14; the guide rod 11 is horizontally arranged in the cabinet body 1 and is positioned at one side of the drawer 3; the ring sleeve 12 slides along the guide rod 11, the spiral spring 13 is positioned outside the guide rod 11, the front end and the rear end of the spiral spring 13 are respectively connected with the ring sleeve 12 and the rear wall of the cabinet body 1, and the lower side of the spiral spring 13 is uniformly connected with the rear section of the cable 10; a traction rope 14 is connected between the side surface of the rear part of the drawer 3 and the ring sleeve 12. The expansion and the bending of the cable 10 are driven by the extension and the contraction of the spiral spring 13, so that the cable 10 is prevented from being scattered in the drawing process of the drawer 3; the drawer 3 is drawn out and drives the ring sleeve 12 to move through the traction rope 14, and the ring sleeve 12 drives the spiral spring 13 to extend; when the drawer 3 enters the cabinet 1, the traction cable 14 does not apply traction force, and the spiral spring 13 can automatically contract by utilizing the self resilience force.

The cable 10 is led out by the breaker 9 and sequentially passes through the front part of the mounting plate 6, the rear part of the side wall of the drawer 3 and the rear wall of the cabinet body 1, wherein one section of the cable 10 between the side wall of the drawer 3 and the rear wall of the cabinet body 1 is uniformly connected with the spiral spring 13. The cable 10 passes through the front part of the mounting plate 6, namely, the part close to the rotation part of the mounting plate 6, thereby reducing the displacement of the cable 10 at the part when the mounting plate 6 rotates and ensuring the stability of the cable 10; the coil spring 13 drives the rear section of the cable 10 to extend and retract.

The spiral spring 13 and the cable 10 have a plurality of connection points, and the length of the cable 10 between adjacent connection points is the same, and the number of turns of the spiral spring 13 is the same. The equidistant and uniform connection enables the length of cable 10 to be stably unfolded and bent along with the coil spring 13.

The working principle is as follows: the drawer 3 is pulled by the first handle 4, and the drawer 3 slides out of the cabinet 1 through the sliding rail 17. The drawer 3 moves for a period, firstly the traction cable 14 is tightened, then the traction cable 14 pulls the ring 12 to move along the guide rod 11 along with the movement of the drawer 3, the ring 12 extends the spiral spring 13 and drives the extension of the rear section of the cable 10. After the drawer 3 is pulled out, the mounting plate 6 is turned upwards through the second handle 16 to reach a standing state of the mounting plate 6. Then the drawer 3 is retracted, the coil spring 13 rebounds and contracts, and the rear section of the cable 10 is driven to bend and return. Referring to fig. 3, the mounting plate 6 is vertically placed at the front side of the cabinet 1, so that the drawer 3 is restricted from further returning, and the worker can conveniently perform operations such as operation, loading and unloading, maintenance and the like of the circuit breaker 9 on the mounting plate 6. After the work is finished, the drawer 3 is pulled out, the mounting plate 6 is turned into the drawer 3, and then the drawer 3 can be completely retracted into the cabinet body 1.

Finally, it should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made without inventive effort to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Circuit breaker cubical switchboard includes:

the cabinet body (1) is internally provided with a plurality of layers of partition boards (2), and ventilation screen plates (15) are embedded at the upper end and the lower end of the side surface of the cabinet body (1);

the drawer (3) is positioned between the adjacent partition plates (2), a sliding rail (17) is connected between the drawer (3) and the partition plate (2) on the lower side of the drawer, and a first handle (4) is installed on the front side of the drawer (3);

characterized in that, the circuit breaker cubical switchboard still includes:

the turnover mounting plate (6) is positioned in the drawer (3), the front end of the mounting plate (6) is hinged with the inner side of the front end of the drawer (3), a circuit breaker (9) is arranged on the upper side of the mounting plate (6), and the circuit breaker (9) is connected with a cable (10);

the towing device drives the cable (10) to extend and bend along with the sliding of the drawer (3).

2. Circuit breaker switchgear according to claim 1, characterized in that: two side walls, a rear wall and a bottom wall of the drawer (3) are uniformly provided with a plurality of first through holes (5).

3. A circuit breaker switchgear as claimed in claim 2 wherein: second through holes (7) are uniformly distributed in the mounting plate (6), a gap is reserved between the hinged position of the mounting plate (6) and the drawer (3) and the bottom wall of the drawer (3), and a support column (8) is arranged on the lower side of the rear end of the mounting plate (6); the edge of the upper side of the mounting plate (6) is provided with a second handle (16).

4. A circuit breaker switchgear as claimed in claim 3 wherein: the first through hole (5) and the second through hole (7) are strip-shaped holes; the first handle (4) and the second handle (16) are both U-shaped handles.

5. A circuit breaker switchgear as claimed in claim 1 wherein: the towing device comprises a guide rod (11), a loop (12), a spiral spring (13) and a towing rope (14); the guide rod (11) is horizontally arranged in the cabinet body (1) and is positioned on one side of the drawer (3); the ring sleeve (12) slides along the guide rod (11), the spiral spring (13) is positioned at the outer side of the guide rod (11), the front end and the rear end of the spiral spring (13) are respectively connected with the ring sleeve (12) and the rear wall of the cabinet body (1), and the lower side of the spiral spring (13) is uniformly connected with the rear section of the cable (10); a traction rope (14) is connected between the side surface of the rear part of the drawer (3) and the ring sleeve (12).

6. Circuit breaker switchgear according to claim 5, characterized in that: the cable (10) is led out by the breaker (9), sequentially penetrates through the front part of the mounting plate (6), the rear part of the side wall of the drawer (3) and the rear wall of the cabinet body (1), and one section of the cable (10) between the side wall of the drawer (3) and the rear wall of the cabinet body (1) is uniformly connected with the spiral spring (13).

7. Circuit breaker switchgear according to claim 6, characterized in that: a plurality of connection points are arranged between the spiral spring (13) and the cable (10), the length of the cable (10) between adjacent connection points is the same, and the number of turns of the spiral spring (13) is the same.