CN110932114B

CN110932114B - Power distribution cabinet capable of expanding inner cavity volume

Info

Publication number: CN110932114B
Application number: CN201911219465.5A
Authority: CN
Inventors: 姚仿英
Original assignee: Hunan Changzhong Power Transmission And Transformation Intelligent Technology Co ltd
Current assignee: Hunan Changzhong power transmission and transformation Intelligent Technology Co.,Ltd.
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2021-12-03
Anticipated expiration: 2039-12-03
Also published as: CN110932114A

Abstract

The invention relates to the technical field of power distribution cabinet design, in particular to a power distribution cabinet capable of expanding the volume of an inner cavity. The beneficial effects are that: the power distribution cabinet main body designed by the invention can quickly increase the internal space by connecting a plurality of expansion shell units in series according to the use requirement, thereby effectively avoiding the problem that the power distribution components with stronger relevance have to be installed in different cabinets due to smaller space of the traditional power distribution cabinet, and the use and maintenance are troublesome; this switch board has good heat dispersion and can carry out forced air-cooled heat dissipation through the fan to inner space is sufficient, can effectually avoid the heat phenomenon of concentrating, thereby has ensured the normal work of inside distribution components and parts, has better job stabilization nature, consequently has very high practical value.

Description

Power distribution cabinet capable of expanding inner cavity volume

Technical Field

The invention relates to the technical field of power distribution cabinet design, in particular to a power distribution cabinet with an expandable inner cavity volume.

Background

The switch board is the important component part of constituteing the electric wire netting, installs the inside for the distribution electronic components of switch board and can play the control effect to the circuit. Traditional switch board generally is the cabinet body that the size is fixed, and after the circuit system scale expansion, often need increase extra control components and parts, because current switch board eat the size restriction these newly-increased components and parts often need additionally to increase the switch board and install. However, because the power distribution control components have strong relevance, the power distribution components with strong relevance cannot be observed and maintained together conveniently after the power distribution control components are installed in the sub-cabinet, and extra time needs to be wasted during use and maintenance. And current switch board is because the size is less to lack reasonable heat radiation structure, cause the heat that inside components and parts produced more easily to concentrate, lead to the components and parts of the internal portion of cabinet to be quick ageing inefficacy in high temperature easily, influenced the life-span and the stability that components and parts used, have latent safety risk.

If the novel power distribution cabinet is easy to expand the internal installation space, has good heat dissipation capacity and can effectively avoid the problem of internal heat concentration, the problems can be effectively solved, and the power distribution cabinet with the expandable inner cavity volume is provided.

Disclosure of Invention

The invention aims to provide a power distribution cabinet with an expandable inner cavity volume so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a power distribution cabinet capable of expanding the volume of an inner cavity comprises a main shell, a front frame, an expansion shell unit and a rear sealing plate, wherein the front frame and the front end of the main shell are fixedly installed through bolts, a cabinet door is installed at the front end of the front frame through a hinge, a sliding groove is integrally formed in the inner wall of the main shell, and a sliding block matched with the sliding groove is integrally formed on the expansion shell unit;

the front end and the rear end of each expansion shell unit are integrally formed with connecting edges, the expansion shell units are fixedly connected in series through bolt connecting edges to form an expansion shell group, the expansion shell unit positioned at the forefront end of the expansion shell group is fixedly installed with the main shell through a bolt, and the expansion shell unit positioned at the rearmost end of the expansion shell group is fixedly installed with the rear sealing plate through a bolt;

first ventilation window has all been seted up at the both ends about the main casing body, and extends the housing unit and all seted up the second ventilation window at both ends about, the third ventilation window has all been seted up to the rear end of back shrouding, and the rear end of back shrouding has a rear end connection terminal through bolt fixed mounting, the main casing body all has a front end connection terminal through bolt fixed mounting at both ends about, and extends the housing unit and all have the mounting bracket that is used for fixed distribution electrical apparatus through bolt fixed mounting in both sides about, the mounting bracket with extend and form the wiring passageway that is used for the wiring between the housing unit.

Preferably, a controller and an electronic lock are installed on the cabinet door, the controller is electrically connected with the electronic lock, and the controller is composed of a liquid crystal display, a keyboard and a stm32 series single-chip microcomputer.

Preferably, the outer frame of the mounting rack is formed by welding aluminum alloy weldments, and the mounting rack is internally formed by at least four weldments for fixing the power distribution apparatus through bolts and clamping grooves.

Preferably, the front end of the cabinet door is fixedly provided with a handle through a bolt, and the front end of the cabinet door is adhered with an observation window consisting of transparent plastic plates.

Preferably, the pull handle of the transport of being convenient for is all welded and installed to the left and right sides of the main casing body, and the fan that corresponds with second ventilation window position is all welded and installed to the left and right sides of the main casing body and is to the pipe, the fan is to the input of pipe and is passed through air supply hose and be connected with outside fan.

Preferably, the bottom of the main casing body and the rear sealing plate is provided with a detachable rubber foot pad through bolt fixing, and the left and right ends of the main casing body and the rear sealing plate are provided with rollers through bolt fixing.

Preferably, the cross section of the sliding groove is triangular or T-shaped, and the sliding groove is arranged at the four corners of the inner wall of the main shell.

Compared with the prior art, the invention has the beneficial effects that:

1. the power distribution cabinet mainly comprises a front cabinet body, a main shell, an extended shell unit and a rear sealing plate which are assembled through bolts, and the internal space can be quickly increased by connecting a plurality of extended shell units in series according to the use requirement, so that the problem that the power distribution components with strong relevance have to be installed in separate cabinets due to small space of the traditional power distribution cabinet, and the use and maintenance are troublesome can be effectively solved;

2. this switch board has good heat dispersion, can not only be good with indoor air conditioner cooperation heat dissipation, can carry out forced air cooling heat dissipation through the fan moreover to inner space is sufficient, can effectually avoid the heat phenomenon of concentrating, thereby has ensured the normal work of inside distribution components and parts, has better job stabilization nature, consequently has very high practical value.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic structural diagram of an expansion housing unit of the present invention.

In the figure: 1. a main housing; 2. a front frame; 3. a cabinet door; 4. a handle; 5. a controller; 6. an electronic lock; 7. an observation window; 8. a roller; 9. pulling a handle; 10. a fan is connected with a pipe; 11. a second louver; 12. a rear closing plate; 13. an expansion housing unit; 14. a front-end wire holder; 15. a first louver; 16. a third ventilation window; 17. the rear end is connected with a wire holder; 18. a slider; 19. a connecting edge; 20. a mounting frame; 21. a wiring channel; 22. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a power distribution cabinet capable of expanding the volume of an inner cavity comprises a main shell 1, a front frame 2, an expansion shell unit 13 and a rear sealing plate 12, wherein the front frame 2 and the front end of the main shell 1 are fixedly installed through bolts, a cabinet door 3 is installed at the front end of the front frame 2 through a hinge, a sliding groove 22 is integrally formed in the inner wall of the main shell 1, and a sliding block 18 matched with the sliding groove 22 is integrally formed on the expansion shell unit 13;

connecting edges 19 are integrally formed at the front end and the rear end of each expansion shell unit 13, the expansion shell units 13 are connected in series through the bolt fixed connecting edges 19 to form an expansion shell group, the expansion shell unit 13 located at the foremost end of the expansion shell group is fixedly installed with the main shell 1 through a bolt, and the expansion shell unit 13 located at the rearmost end of the expansion shell group is fixedly installed with the rear sealing plate 12 through a bolt;

first ventilation window 15 has all been seted up at both ends about main casing body 1, and expand casing unit 13 and all seted up second ventilation window 11 at both ends about, third ventilation window 16 has all been seted up to the rear end of back shrouding 12, and there is rear end connection base 17 at the rear end of back shrouding 12 through bolt fixed mounting, there is front end connection base 14 at both ends all through bolt fixed mounting about main casing body 1, and the left and right sides of expanding casing unit 13 all has a mounting bracket 20 that is used for fixed distribution electrical apparatus through bolt fixed mounting, form the wiring passageway 21 that is used for the wiring between mounting bracket 20 and the expansion casing unit 13.

The controller 5 and the electronic lock 6 are installed on the cabinet door 3, the controller 5 is electrically connected with the electronic lock 6, the handle 4 is fixedly installed at the front end of the cabinet door 3 through bolts, the observation window 7 consisting of transparent plastic plates is installed at the front end of the cabinet door 3 in an adhering mode, the controller 5 consists of a liquid crystal display, a keyboard and a stm32 series single chip microcomputer, the outer frame of the mounting frame 20 is formed by welding aluminum alloy welding pieces, and the mounting frame 20 is internally formed by at least four welding pieces for fixing a power distribution appliance through bolts and clamping grooves;

the equal welded mounting in the left and right sides of the main casing body 1 has the pull handle 9 of the transport of being convenient for, and the equal welded mounting in the left and right sides of the main casing body 1 has the fan that corresponds with 11 positions of second ventilation window to manage 10, the fan is connected with outside fan through the air supply hose to the input of managing 10, the bottom of the main casing body 1 and back shrouding 12 all has removable rubber foot pad through bolt fixed mounting, and the main casing body 1 all has gyro wheel 8 through bolt fixed mounting at both ends about with back shrouding 12, spout 22's cross section is triangle-shaped or T shape, and spout 22 sets up in the four corners department of the main casing body 1 inner wall.

The working principle is as follows: the power distribution cabinet consists of a front frame 2, a main casing 1, expansion casing units 13 and a rear sealing plate 12, and the expansion casing units 13 with corresponding quantity can be installed in series according to the size of the internal installation space required to be expanded. During the use, the device can carry to appointed workplace through gyro wheel 8, can realize the fixed stay in the bottom installation rubber foot pad of main casing body 1 bottom and back shrouding 12 after arriving the position, can demolish preceding frame 2 earlier afterwards and begin to establish ties the expansion casing unit 13 of appointed quantity and form and expand the casing group, accomplish after establishing ties will expand the casing group the foremost one expand casing unit 13 and main casing body 1's inside pass through bolt fixed mounting can, this moment again with preceding frame 2 and main casing body 1 pass through bolt fixed mounting can. The required distribution equipment can be installed on the installation frame 20, and the external cables can be connected by wiring in the wiring channel 21 after being connected by the front terminal connection base 14 and the rear terminal connection base 17, and then the corresponding distribution equipment is connected, because the internal space is sufficient, the installation between the distribution equipment and the corresponding cables can be more beautiful and is easy to distinguish. The device can utilize first ventilation window 15, second ventilation window 11 and third ventilation window 16 to improve the radiating rate, also can utilize the fan to connect outside fan to pipe 10, thereby realize the air-cooled of initiative, the better dispels the heat to inside distribution electrical apparatus, the stability of work has been ensured, in addition because the outside heat dissipation window of seting up of this switch board is more, inner space is also more sufficient, be difficult to cause the heat to concentrate, consequently, more be fit for using in the indoor environment that has the air conditioner and transfer temperature. The observation window 7 of the main casing body 1 front end then can provide good observation effect, and the operating condition of inside electrical part is judged through the observation to the maintainer of being convenient for directly, and is further, controller 5 also can be connected with corresponding electrical part and the sensor of installing in the internal portion of cabinet to show the direct display screen that passes through of part monitoring data, make things convenient for the maintainer to patrol and examine. This switch board can be according to the needs that use quick expansion more distribution electrical apparatus installation space to avoided the stronger distribution electrical apparatus of associated type to separately install the trouble, the device still has good heat dispersion simultaneously, can ensure the stability of inside distribution equipment operation, consequently has very high practical value.

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

Claims

1. The utility model provides a can extend inner chamber volume's switch board which characterized in that: the cabinet door structure comprises a main shell (1), a front frame (2), an expanded shell unit (13) and a rear sealing plate (12), wherein the front frame (2) and the front end of the main shell (1) are fixedly installed through bolts, a cabinet door (3) is installed at the front end of the front frame (2) through a hinge, a sliding groove (22) is integrally formed in the inner wall of the main shell (1), and a sliding block (18) matched with the sliding groove (22) is integrally formed on the expanded shell unit (13);

connecting edges (19) are integrally formed at the front end and the rear end of each expanded shell unit (13), the expanded shell units (13) are connected in series through the bolt fixing connecting edges (19) to form an expanded shell group, the expanded shell unit (13) located at the foremost end of the expanded shell group is fixedly installed with the main shell (1) through a bolt, and the expanded shell unit (13) located at the rearmost end of the expanded shell group is fixedly installed with the rear sealing plate (12) through a bolt;

the novel power distribution cabinet is characterized in that first ventilation windows (15) are formed in the left end and the right end of the main shell body (1), second ventilation windows (11) are formed in the left end and the right end of the expansion shell body unit (13), third ventilation windows (16) are formed in the rear end of the rear sealing plate (12), a rear terminal connection base (17) is fixedly mounted at the rear end of the rear sealing plate (12) through bolts, front terminal connection bases (14) are fixedly mounted at the left end and the right end of the main shell body (1) through bolts, mounting frames (20) used for fixing power distribution appliances are fixedly mounted on the left side and the right side of the expansion shell body unit (13) through bolts, and a wiring channel (21) used for wiring is formed between the mounting frames (20) and the expansion shell body unit (13);

the cabinet door (3) is provided with a controller (5) and an electronic lock (6), the controller (5) is electrically connected with the electronic lock (6), and the controller (5) consists of a liquid crystal display, a keyboard and a stm32 series single chip microcomputer;

the outer frame of the mounting rack (20) is formed by welding aluminum alloy weldments, and the inside of the mounting rack (20) is formed by fixing at least four weldments of a power distribution appliance through bolts and clamping grooves;

the front end of the cabinet door (3) is fixedly provided with a handle (4) through a bolt, and the front end of the cabinet door (3) is adhered with an observation window (7) consisting of transparent plastic plates;

pull handles (9) convenient to carry are welded on the left side and the right side of the main shell (1), fan butt joint pipes (10) corresponding to the positions of the second ventilation windows (11) are welded on the left side and the right side of the main shell (1), and the input ends of the fan butt joint pipes (10) are connected with an external fan through air supply hoses;

detachable rubber foot pads are fixedly mounted at the bottoms of the main shell (1) and the rear sealing plate (12) through bolts, and idler wheels (8) are fixedly mounted at the left end and the right end of the main shell (1) and the rear sealing plate (12) through bolts;

the cross section of the sliding chute (22) is triangular or T-shaped, and the sliding chute (22) is arranged at the four corners of the inner wall of the main shell (1);

when the power distribution cabinet is used, the power distribution cabinet is carried to a specified working place through the roller (8), rubber foot pads are arranged at the bottom of the main shell (1) and the bottom of the rear sealing plate (12) after the power distribution cabinet arrives at a position to realize fixed support, then the front frame (2) is firstly dismounted, a specified number of expansion shell units (13) are connected in series to form an expansion shell group, after the series connection is completed, one expansion shell unit (13) at the foremost end of the expansion shell group is fixedly installed with the inside of the main shell (1) through bolts, and at the moment, the front frame (2) and the main shell (1) are fixedly installed through bolts again; the required distribution electrical equipment is mounted on the mounting frame (20), and the external cables are wired by the front terminal base (14) and the rear terminal base (17) and then are wired in the wiring channel (21) and then connected with the corresponding distribution electrical equipment.