CN216162969U

CN216162969U - PLC switch board with protective structure

Info

Publication number: CN216162969U
Application number: CN202121623130.2U
Authority: CN
Inventors: 张亮; 刘斌
Original assignee: Hubei Xufang Technology Co ltd
Current assignee: Hubei Xufang Technology Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-04-01
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a PLC control cabinet with a protective structure, which comprises a cabinet body, a cabinet door and a drying assembly, wherein the cabinet door is rotatably arranged on the front surface of the cabinet body, a heat dissipation hole is formed in the front surface of the cabinet body, the drying assembly is detachably arranged on the front surface of the cabinet door, the drying assembly comprises vertical rails, filter screens, a drying layer, a sliding sleeve and a limiting screw, the two vertical rails are vertically fixed on the front surface of the cabinet door through screws, the two filter screens are connected through the screws, the drying layer is arranged between the two filter screens, and the rear surfaces of the filter screens are slidably arranged on the vertical rails through the sliding sleeve and the limiting screw; according to the cabinet, the drying assembly is arranged, air replacement of the heat dissipation holes is not influenced, moisture in the replaced air can be dried, the probability of erosion caused by the moisture entering the cabinet is greatly reduced, the use safety of the cabinet is indirectly improved, the potential safety hazard is reduced, and the drying assembly is convenient to disassemble and assemble.

Description

PLC switch board with protective structure

Technical Field

The utility model belongs to the technical field of control cabinets, and particularly relates to a PLC control cabinet with a protective structure.

Background

The PLC comprehensive control cabinet has the protection functions of overload, short circuit, open-phase protection and the like. Typical applications are as follows: constant pressure water supply, air compressors, fan water pumps, central air conditioners, port machines, machine tools, boilers, paper machines, food machines, and the like.

When the internal and external air replacement is carried out to louvre on the existing control cabinet, mix moisture in the air, moisture gets into the internal portion of cabinet and probably causes the corrosion of internals, and the problem that moisture corrodes and can increase the potential safety hazard of control cabinet even, we propose a PLC control cabinet with protective structure for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PLC control cabinet with a protective structure, which aims to solve the problems that when the inside and outside air is replaced through heat dissipation holes in some control cabinets provided in the background art, moisture is doped in the air, the moisture enters the cabinet body to cause corrosion of internal parts, and even the potential safety hazard of the control cabinet is increased due to moisture corrosion.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a PLC switch board with protective structure, includes the cabinet body, cabinet door and dry subassembly, the cabinet door rotates and installs at cabinet body front surface, the louvre has been seted up to cabinet body front surface, the detachable dry subassembly of installing in cabinet door front surface, dry subassembly is including erecting rail, filter screen, dry layer, sliding sleeve and stop screw, two erect the rail and pass through the vertical fixing of screw at cabinet door front surface, two the filter screen passes through bolted connection, and has placed the dry layer between two filter screens, the filter screen rear surface passes through sliding sleeve and stop screw slidable mounting on erecting the rail, the filter screen lower extreme extends to be located the louvre dead ahead.

Preferably, the vertical rail is overlooked as a T shape, the sliding sleeve is fixed on the rear surface of the filter screen and sleeved on the vertical rail in a sliding manner, and the limit screw is vertically arranged on the sliding sleeve.

Preferably, the inner end of the limit screw is in contact with the side face of the vertical rail for limiting, and the limit screw is in threaded connection with the sliding sleeve.

Preferably, the cabinet door front surface is provided with operating panel, the cabinet top is installed at cabinet body top, surface mounting has the protection component before the cabinet top, the protection component includes slider, protection apron and spacing piece, two "U" types the slider relatively fixed is at the cabinet top front surface, the vertical position of protection apron is between two sliders.

Preferably, two limiting pieces are fixed on two sides of the protective cover plate, and the limiting pieces are rubber pieces in extrusion contact with the inner surface of the sliding block.

Preferably, the operation panel comprises a key, a display screen and an ammeter, and a distance of five millimeters is reserved between the rear surface of the lower end of the protective cover plate and the operation panel.

Preferably, the drying layer is a mesh bag filled with calcium sulfate powder, and the front surface and the rear surface of the drying layer are respectively contacted with the inner surfaces of the two filter screens.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the cabinet, the drying assembly is arranged, air replacement of the heat dissipation holes is not influenced, moisture in the replaced air can be dried, the probability of erosion caused by the moisture entering the cabinet is greatly reduced, the use safety of the cabinet is indirectly improved, the potential safety hazard is reduced, and the drying assembly is convenient to disassemble and assemble.

(2) According to the utility model, the protection assembly is arranged, and the protection cover plate moves up and down, so that the use of the operation panel is not influenced, and the operation panel can be covered and protected when not in use, and the condition that the use of the control cabinet is influenced due to mistaken collision is avoided.

Drawings

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

FIG. 2 is a schematic view of the drying assembly of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic structural view of the shield assembly of the present invention;

in the figure: 1. a cabinet body; 2. a cabinet door; 3. a drying assembly; 31. a vertical rail; 32. filtering with a screen; 33. drying the layer; 34. a sliding sleeve; 35. a limit screw; 4. heat dissipation holes; 5. an operation panel; 6. a guard assembly; 61. a slider; 62. a protective cover plate; 63. a limiting sheet; 7. and (4) a cabinet top.

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, 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.

Referring to fig. 1-4, the present invention provides a technical solution: a PLC control cabinet with a protective structure comprises a cabinet body 1, a cabinet door 2 and a drying component 3, wherein the cabinet door 2 is rotatably installed on the front surface of the cabinet body 1, heat dissipation holes 4 are formed in the front surface of the cabinet body 1, the drying component 3 is detachably installed on the front surface of the cabinet door 2, the drying component 3 comprises vertical rails 31, filter screens 32, a drying layer 33, sliding sleeves 34 and limiting screws 35, the two vertical rails 31 are vertically fixed on the front surface of the cabinet door 2 through screws, the two filter screens 32 are connected through screws, the drying layer 33 is placed between the two filter screens 32, the rear surfaces of the filter screens 32 are slidably installed on the vertical rails 31 through the sliding sleeves 34 and the limiting screws 35, the lower ends of the filter screens 32 extend to be located right in front of the heat dissipation holes 4, through the arrangement of the drying component 3, air replacement is not influenced by the heat dissipation holes 4, moisture in replaced air can be dried, the probability of erosion caused by the moisture entering the cabinet body 1 is greatly reduced, meanwhile, the use safety of the cabinet body 1 is indirectly increased, the potential safety hazard is reduced, and the drying assembly 3 is convenient to disassemble and assemble.

In this embodiment, preferably, vertical rail 31 overlooks for "T" type, and sliding sleeve 34 is fixed at filter screen 32 rear surface and the slip cover is established on vertical rail 31, and stop screw 35 installs perpendicularly on sliding sleeve 34, and stop screw 35 the inner is spacing with vertical rail 31 side contact, and stop screw 35 is connected with sliding sleeve 34 screw thread closure, combines slide sleeve 34 and stop screw 35, can carry out spacingly to filter screen 32's position, conveniently according to the position regulation filter screen 32's of louvre 4 position.

In the embodiment, preferably, an operation panel 5 is arranged on the front surface of the cabinet door 2, a cabinet top 7 is installed on the top of the cabinet body 1, a protection assembly 6 is installed on the front surface of the cabinet top 7, the protection assembly 6 comprises a sliding block 61, a protection cover plate 62 and a limiting sheet 63, the two 'U' -shaped sliding blocks 61 are relatively fixed on the front surface of the cabinet top 7, the protection cover plate 62 is vertically positioned between the two sliding blocks 61, the two limiting sheets 63 are fixed on both sides of the protection cover plate 62, the limiting sheet 63 is a rubber sheet in pressing contact with the inner surface of the sliding block 61, the limiting of the position of the protection cover plate 62 is realized by using the friction resistance of the rubber sheet, the operation panel 5 comprises a key, a display screen and an ammeter, a distance of five millimeters is reserved between the rear surface of the lower end of the protection cover plate 62 and the operation panel 5 to avoid abrasion of the two, by arranging the protection assembly 6, the protection cover plate 62 does not influence the use of the operation panel 5 by moving up and down, but also can cover and protect the control cabinet when not in use, thereby avoiding the situation that the use of the control cabinet is influenced by mistaken collision.

In this embodiment, preferably, the drying layer 33 is a mesh bag filled with calcium sulfate powder, which does not affect the air circulation, and can dry the circulating air, the front and back surfaces of the drying layer 33 are respectively in contact with the inner surfaces of the two filter screens 32, and the two filter screens 32 are connected by screws, so that the subsequent drying layer 33 can be detached and replaced conveniently.

The working principle and the using process of the utility model are as follows: when the utility model is used, the drying component 3 is fixed on the front surface of the cabinet door 2 through screws, when the cabinet door 2 is closed, the filter screen 32 is positioned in front of the heat dissipation hole 4, the drying layer 33 is extruded and placed between the two filter screens 32, the position of the sliding sleeve 34 can be adjusted by loosening the limiting screw 35, so that the position of the filter screen 32 is changed to be positioned at a proper position in front of the heat dissipation hole 4, and the limiting screw 35 is screwed again to limit the position of the sliding sleeve 34, after the drying component 3 is installed, along with air replacement, air firstly passes through the filter screen 32 and the drying layer 33 and enters the heat dissipation hole 4, the moisture in the air is dried by using the drying layer 33, through the arrangement of the drying component 3, the air replacement of the heat dissipation hole 4 is not influenced, the drying effect on the moisture in the replaced air can be realized, the probability of erosion caused by the moisture entering the cabinet body 1 is greatly reduced, meanwhile, the use safety of the cabinet body 1 is indirectly increased, and the potential safety hazard is reduced, and the drying component 3 is convenient to disassemble and assemble.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PLC switch board with protective structure, includes the cabinet body (1), cabinet door (2) and dry subassembly (3), cabinet door (2) rotate and install its characterized in that at cabinet body (1) front surface: louvre (4) have been seted up to the cabinet body (1) front surface, cabinet door (2) front surface is detachable installs drying assembly (3), drying assembly (3) are including erecting rail (31), filter screen (32), dry layer (33), sliding sleeve (34) and stop screw (35), two erect rail (31) and pass through the vertical fixing of screw at cabinet door (2) front surface, two filter screen (32) pass through the screw connection, and placed dry layer (33) between two filter screens (32), filter screen (32) rear surface passes through sliding sleeve (34) and stop screw (35) slidable mounting on erecting rail (31), filter screen (32) lower extreme extends and is located louvre (4) dead ahead.

2. The PLC control cabinet with a protective structure according to claim 1, wherein: vertical rail (31) overlook and be "T" type, sliding sleeve (34) are fixed at filter screen (32) rear surface and the slip cover is established on vertical rail (31), stop screw (35) are installed perpendicularly on sliding sleeve (34).

3. The PLC control cabinet with a protective structure according to claim 2, characterized in that: the inner end of the limit screw (35) is in contact with the side surface of the vertical rail (31) for limiting, and the limit screw (35) is in threaded connection with the sliding sleeve (34).

4. The PLC control cabinet with a protective structure according to claim 1, wherein: cabinet door (2) front surface is provided with operating panel (5), counter top (7) are installed at the cabinet body (1) top, surface mounting has protection component (6) before counter top (7), protection component (6) include slider (61), protection apron (62) and spacing piece (63), two "U" type slider (61) relatively fixed is at counter top (7) front surface, protection apron (62) are vertical to be located between two sliders (61).

5. The PLC control cabinet with a protective structure according to claim 4, wherein: two limiting pieces (63) are fixed on two sides of the protective cover plate (62), and the limiting pieces (63) are rubber sheets in extrusion contact with the inner surface of the sliding block (61).

6. The PLC control cabinet with a protective structure according to claim 4, wherein: the operation panel (5) comprises keys, a display screen and an ammeter, and a distance of five millimeters is reserved between the rear surface of the lower end of the protective cover plate (62) and the operation panel (5).

7. The PLC control cabinet with a protective structure according to claim 1, wherein: the drying layer (33) is a mesh bag filled with calcium sulfate powder, and the front surface and the rear surface of the drying layer (33) are respectively contacted with the inner surfaces of the two filter screens (32).