Switch cabinet convenient for replacing dustproof screen plate

Abstract

The utility model discloses a switch cabinet convenient to replace a dustproof screen plate, which relates to the technical field of switch cabinets and comprises a switch cabinet body, a ventilation opening is arranged on the rear end face of the switch cabinet body, a mounting groove is arranged on the outer side of the ventilation opening, a mounting frame is mounted in the mounting groove, and the dustproof screen plate is arranged in the mounting frame. Rectangular plates matched with the rectangular openings are oppositely arranged on the mounting frame, clamping blocks matched with the clamping grooves are arranged on the rectangular plates, a cylindrical cavity is formed in one side face of the mounting groove, and an abutting piece is arranged in the cylindrical cavity; according to the dustproof net plate, the clamping blocks and the clamping grooves are used in cooperation, the installation frame can be clamped conveniently, installation of the dustproof net plate is achieved, meanwhile, the dustproof net plate can be detached as long as the dustproof net plate is pushed towards one side, operation is easy and convenient, and rapid installation or detachment of the dustproof net plate is achieved; and through the use of the extrusion piece, the installation frame is convenient to extrude, the phenomenon that the dustproof net plate moves is avoided, and therefore the fixing stability of the dustproof net plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of switch cabinets, in particular to a switch cabinet which is convenient for replacing a dustproof mesh plate. Background Art

[0002] The switch cabinet is an electrical equipment. The external line of the switch cabinet first enters the main control switch in the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. Such as instruments, automatic control, motor magnetic switches, various AC contactors, etc. Some also have high-voltage and low-voltage switch cabinets, with high-voltage busbars, such as power plants, etc. Some are also equipped with low-frequency load shedding to protect the main equipment; because the electrical components in the switch cabinet will generate a lot of heat when working, it is necessary to have ventilation holes on the switch cabinet, and a dustproof screen is installed in the ventilation hole by bolts; however, after the switch cabinet is installed, the space for replacing the dustproof screen is limited (the switch cabinet body is heavy and not easy to move), so it is inconvenient for the operator to remove the bolts, which affects the replacement of the dustproof screen; therefore, a switch cabinet that is easy to replace the dustproof screen is proposed to solve the above problems. Summary of the invention

[0003] The purpose of the utility model is to solve the above-mentioned problem and to provide a switch cabinet which is convenient for replacing a dustproof screen.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A switch cabinet for facilitating replacement of a dustproof mesh plate comprises a switch cabinet body, a ventilating port is provided on the rear end surface of the switch cabinet body, a mounting groove is provided on the outer side of the ventilating port, a mounting frame is installed in the mounting groove, a dustproof mesh plate is provided in the mounting frame, rectangular openings are symmetrically provided on the side surfaces of the mounting groove, a clamping groove is provided on the side surfaces of the rectangular opening, a rectangular plate matching the rectangular opening is provided on the mounting frame, a clamping block matching the clamping groove is provided on the rectangular plate, a cylindrical cavity is provided on one side surface of the mounting groove, and a pressing piece is provided in the cylindrical cavity.

[0006] Preferably, the pressing member comprises a movable rod slidably disposed in the cylindrical cavity, a compression spring is provided between the movable rod and the cylindrical cavity, and a pulling member is provided at one end of the movable rod.

[0007] Preferably, the pulling member includes a pressure plate arranged on the movable rod and a circular cavity opened on the pressure plate, a connecting rod is slidably provided in the circular cavity, a return spring is provided between the connecting rod and the circular cavity, a rectangular groove is opened on the outside of the circular cavity, and a connecting plate matching the rectangular groove is provided at the outer end of the connecting rod.

[0008] Preferably, the length of the connecting plate is smaller than the length of the rectangular groove.

[0009] Preferably, the inner side of the bottom of the connecting plate is an inclined surface.

[0010] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0011] The utility model facilitates the engagement of the installation frame through the coordinated use of the card block and the card slot, thereby realizing the installation of the dustproof screen plate. At the same time, the dustproof screen plate can be disassembled by simply pushing the dustproof screen plate to one side. The operation is simple and convenient, and the dustproof screen plate can be quickly installed or disassembled. The use of the extrusion piece makes it easy to extrude the installation frame to avoid the movement of the dustproof screen plate, thereby improving the stability of the dustproof screen plate fixation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 A schematic diagram of the structure of a front view provided according to an embodiment of the utility model is shown;

[0013] Figure 2 A schematic diagram of a partial cross-sectional structure at a front viewing angle provided by an embodiment of the utility model is shown;

[0014] Figure 3 A cross-sectional view of a pressure plate provided according to an embodiment of the utility model is shown.

[0015] Legend:

[0016] 1. Switch cabinet body; 2. Installation frame; 3. Dust screen; 4. Installation slot; 5. Rectangular opening; 6. Block; 7. Rectangular plate; 8. Extrusion spring; 9. Pulling piece; 901. Pressure plate; 902. Reset spring; 903. Rectangular slot; 904. Connecting plate; 905. Connecting rod; 10. Movable rod; 11. Slot. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3 , the utility model provides a technical solution:

[0019] A switch cabinet for conveniently replacing a dustproof screen comprises a switch cabinet body 1, a vent is provided on the rear end surface of the switch cabinet body 1, and heat is conveniently dissipated in the switch cabinet body 1; a mounting groove 4 is provided on the outer side of the vent, a mounting frame 2 is installed in the mounting groove 4, a dustproof screen 3 is provided in the mounting frame 2, a rectangular opening 5 is symmetrically provided on the side of the mounting groove 4, a card slot 11 is provided on the side of the rectangular opening 5, a rectangular plate 7 matching the rectangular opening 5 is provided on the mounting frame 2, a card block 6 matching the card slot 11 is provided on the rectangular plate 7, and a dustproof screen 3 is provided in the mounting frame 2. A cylindrical cavity is provided on one side surface of the mounting groove 4, and a pressing piece is provided in the cylindrical cavity; by cooperating with the clamping block 6 and the clamping groove 11, it is convenient to clamp the mounting frame 2, thereby realizing the installation of the dustproof mesh plate 3. At the same time, the dustproof mesh plate 3 can be disassembled by simply pushing the dustproof mesh plate 3 to one side. The operation is simple and convenient, and the dustproof mesh plate 3 can be quickly installed or disassembled; by using the extrusion piece, it is convenient to extrude the mounting frame 2 to avoid the movement of the dustproof mesh plate 3, thereby improving the stability of the fixation of the dustproof mesh plate 3.

[0020] In the utility model, the pressure member includes a movable rod 10 slidably arranged in the cylindrical cavity, and an extrusion spring 8 is provided between the movable rod 10 and the cylindrical cavity to facilitate the extrusion of the installation frame 2 to achieve stable fixation of the dustproof mesh plate 3; a pulling member 9 is provided at one end of the movable rod 10, and through the use of the pulling member 9, it is convenient to pull the pressure plate 901, thereby facilitating the installation of the dustproof mesh plate 3.

[0021] In the utility model, the pulling member 9 includes a pressure plate 901 arranged on the movable rod 10 and a circular cavity opened on the pressure plate 901, a connecting rod 905 is slidably provided in the circular cavity, a reset spring 902 is provided between the connecting rod 905 and the circular cavity, a rectangular groove 903 is opened on the outside of the circular cavity, and a connecting plate 904 matching the rectangular groove 903 is provided on the outer end of the connecting rod 905; through the coordinated use of the rectangular groove 903 and the reset spring 902, it is convenient to hide the connecting plate 904, thereby improving the aesthetics of the switch cabinet and facilitating the installation of the switch cabinet.

[0022] In the present invention, the length of the connecting plate 904 is shorter than that of the rectangular groove 903 , so that the user can easily insert his / her fingers into the rectangular groove 903 , thereby facilitating the removal of the connecting plate 904 and further facilitating the movement of the pressing plate 901 .

[0023] In the present invention, the inner side of the bottom of the connecting plate 904 is an inclined surface, which is convenient for the user to hold the connecting plate 904 with fingers, thereby facilitating the connection plate 904 to be pulled out of the rectangular groove 903, and further facilitating the movement of the pressing plate 901.

[0024] Working principle: When the utility model is used, when removing the dust screen plate 3 on the switch cabinet body 1, first pull out the connecting plate 904 with your fingers, then push the connecting plate 904 to separate the pressing plate 901 from the installation frame 2, and then push the installation frame 2 to separate the clamping block 6 from the clamping slot 11, release the fixation of the installation frame 2, and realize the removal of the dust screen plate 3, which is simple and convenient to operate;

[0025] When installing the dustproof mesh plate 3, first push the pressure plate 901, then place the installation frame 2 in the installation groove 4, and place the rectangular plate 7 and the clamping block 6 in the rectangular opening 5, then push the installation frame 2 to insert the clamping block 6 into the clamping slot 11, and then release the pressure plate 901, and through the action of the extrusion spring 8, the pressure plate 901 squeezes the installation frame 2, thereby realizing the installation of the dustproof mesh plate 3. The operation is simple and convenient, which is conducive to the quick installation of the dustproof mesh plate 3.

[0026] The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A switch cabinet for facilitating replacement of a dust screen, comprising a switch cabinet body (1), characterized in that: A vent is provided on the rear end face of the switch cabinet body (1), a mounting groove (4) is provided on the outer side of the vent, a mounting frame (2) is installed in the mounting groove (4), a dust screen (3) is provided in the mounting frame (2), a rectangular opening (5) is symmetrically provided on the side face of the mounting groove (4), a clamping groove (11) is provided on the side face of the rectangular opening (5), a rectangular plate (7) matching with the rectangular opening (5) is provided on the mounting frame (2), a clamping block (6) matching with the clamping groove (11) is provided on the rectangular plate (7), a cylindrical cavity is provided on one side face of the mounting groove (4), a pressing member is provided in the cylindrical cavity.

2. A switch cabinet for facilitating replacement of dust screen according to claim 1, characterized in that: The pressing member comprises a movable rod (10) slidably arranged in the cylindrical cavity, a compression spring (8) is provided between the movable rod (10) and the cylindrical cavity, and a pulling member (9) is provided at one end of the movable rod (10).

3. A switch cabinet for easy replacement of dust screen according to claim 2, characterized in that: The pulling member (9) comprises a pressure plate (901) arranged on the movable rod (10) and a circular cavity formed on the pressure plate (901); a connecting rod (905) is slidably arranged in the circular cavity; a return spring (902) is arranged between the connecting rod (905) and the circular cavity; a rectangular groove (903) is formed on the outer side of the circular cavity; and a connecting plate (904) matching the rectangular groove (903) is arranged at the outer end of the connecting rod (905).

4. A switch cabinet for easy replacement of dust screen according to claim 3, characterized in that: The length of the connecting plate (904) is smaller than the length of the rectangular groove (903).

5. The switch cabinet for facilitating replacement of dust screen according to claim 3, characterized in that: The inner side of the bottom of the connecting plate (904) is an inclined surface.

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