CN215872474U

CN215872474U - PLC control box suitable for adverse circumstances

Info

Publication number: CN215872474U
Application number: CN202122003208.7U
Authority: CN
Inventors: 赵海
Original assignee: Beinei Diesel Engine Tianjin Co ltd
Current assignee: Beinei Tianjin Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-02-18
Anticipated expiration: 2031-08-24

Abstract

The utility model relates to the technical field of PLC control boxes and discloses a PLC control box suitable for severe environments. This PLC control box suitable for adverse circumstances, left and right sides at the box sets up the heat dissipation fan, can prevent that outside wind sand dust from entering into the thermovent and plugging up it, can effectively dispel the heat to the box simultaneously, inner chamber at the box sets up insulating layer and dampproof course, can improve thermal-insulated moisture barrier property, prevent to wet the damage, be provided with protection against insects package on the dampproof course, can prevent that the worm from stinging and biting the cable, improve safe in utilization, the cooperation of weather shield and guiding gutter, can improve the waterproof performance of control box, and prolonged service life, the support foot rest, the mount pad, the cooperation of damping spring and backup pad, can improve the damping performance of control box, and convenient transportation.

Description

PLC control box suitable for adverse circumstances

Technical Field

The utility model relates to the technical field of PLC control boxes, in particular to a PLC control box suitable for severe environments.

Background

The PLC is a Programmable Logic Controller (PLC) that employs a Programmable memory for storing programs therein, executing user-oriented instructions such as Logic operations, sequence control, timing, counting, and arithmetic operations, and controlling various types of machinery or manufacturing processes through digital or analog input/output. Present PLC control box structure is comparatively simple, the condition that the thermovent is blockked up by the smoke and dust can often appear working under adverse circumstances for a long time, and to installing outdoor PLC control box, under the hot condition of summer weather, if not in time dispel the heat and not only influence the normal use of PLC control box, increase the fault rate, serious accident such as serious still can explode, conflagration, damage wets easily simultaneously, we propose a neotype PLC control box who is applicable to adverse circumstances for this.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the PLC control box suitable for severe environment, which has the advantages of timely and effectively radiating heat of the control box, preventing a radiating port from being blocked and more safely protecting the control box from being damaged, and solves the problems that the structure of the existing PLC control box is simple, the radiating port is often blocked by smoke dust when the existing PLC control box works in severe environment for a long time, and for the outdoor PLC control box, under the condition of hot weather in summer, if the PLC control box does not radiate heat in time, the normal use of the PLC control box is affected, the failure rate is increased, serious accidents such as explosion, fire and the like can be seriously caused, and meanwhile, the PLC control box is easy to be damaged by tide.

The utility model provides the following technical scheme: a PLC control box suitable for severe environment comprises a box body, wherein a box door is installed on the front side of the box body, the box door can be opened and closed, a handle is fixedly installed on the front side of the box door, heat dissipation fans are arranged on the left side face and the right side face of the box body, a heat insulation layer is fixedly installed on the side wall of an inner cavity of the box body, a moisture-proof layer is fixedly installed on the side wall of the inner cavity of the heat insulation layer, insect-proof bags are fixedly installed on the two sides of the inner cavity of the moisture-proof layer, a pair of brackets are fixedly installed on the top of the box body and are respectively positioned on the left side and the right side of the top of the box body, a rain baffle is fixedly installed on the top of the brackets, a plurality of support foot rests are fixedly installed on the bottom of the box body, a mounting seat is arranged at the bottom of each support foot rest, a groove is formed in the inner cavity of the mounting seat, an opening is formed in the top of the mounting seat, and is communicated with the opening, the area of the cross section of the groove is smaller than that of the cross section of the opening, a damping spring is fixedly mounted at the bottom of the groove, a supporting plate is fixedly mounted at the top of the damping spring and located inside the groove, the area of the cross section of the supporting plate is larger than that of the cross section of the opening at the top of the mounting seat, and the top of the supporting plate is fixedly connected with the bottom of the supporting foot rest.

Preferably, the top of the rain shield is provided with a water chute.

Preferably, the back of the box body is provided with a plurality of through heat dissipation holes.

Preferably, the outer surface of the box body is provided with an anti-corrosion coating.

Preferably, the rain shield is inclined downward from the middle position toward both sides.

Preferably, the number of the supporting foot frames is four, and the four supporting foot frames are respectively positioned at four corners of the bottom of the box body.

Preferably, every damping spring of recess bottom fixed mounting in the mount pad divide into two sets ofly, every group damping spring is located the left and right sides of backup pad bottom respectively.

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

1. this PLC control box suitable for adverse circumstances sets up the heat dissipation fan through the left and right sides at the box, and the heat dissipation fan will rotate when windy, can prevent that outside sand blown by the wind dust from entering into the thermovent and plugging up it, can effectively dispel the heat to the box simultaneously.

2. This PLC control box suitable for adverse circumstances sets up insulating layer and dampproof course through the inner chamber at the box, can improve the thermal-insulated moisture resistance of this control box, prevents to wet the damage.

3. This PLC control box suitable for adverse circumstances through be provided with protection against insects package on the dampproof course, can prevent that the worm from stinging and biting the cable, improves safe in utilization.

4. This PLC control box suitable for adverse circumstances through the cooperation of weather shield and guiding gutter, can improve the waterproof performance of control box, increase of service life.

5. This PLC control box suitable for adverse circumstances through the cooperation of supporting foot rest, mount pad, damping spring and backup pad, can improve the damping performance of control box, and convenient transportation.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the figure: 100. a box body; 110. a box door; 120. a handle; 130. a heat dissipation fan; 200. a support; 210. a rain shield; 300. a supporting foot rest; 310. a mounting seat; 320. a groove; 330. a damping spring; 340. and a support plate.

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, a PLC control box suitable for severe environment, includes a box body 100, a box door 110 is installed on the front of the box body 100, the box door 110 can be opened and closed, a handle 120 is fixedly installed on the front of the box door 110, heat dissipation fans 130 are installed on the left side and the right side of the box body 100, the heat dissipation fans 130 are installed on the left side and the right side of the box body 100, when there is wind, the heat dissipation fans 130 will rotate to prevent external wind, sand and dust from entering the heat dissipation openings to block the heat dissipation openings, and can effectively dissipate heat from the box body 100, a plurality of through heat dissipation holes are installed on the back of the box body 100 to improve the heat dissipation efficiency inside the control box, a heat insulation layer is fixedly installed on the sidewall of the inner cavity of the box body 100, a moisture proof layer is fixedly installed on the sidewall of the inner cavity of the heat insulation layer, the heat insulation and moisture proof performance of the control box can be improved to prevent damage due to moisture, and bags are fixedly installed on both sides of the inner cavity of the moisture proof layer, the insect-proof bag is arranged on the moisture-proof layer, so that the cable can be prevented from being bitten by insects, the use safety is improved, the outer surface of the box body 100 is provided with an anti-corrosion coating to prevent the cable from being corroded by external corrosive substances, the service life of the box body 100 is prolonged, the top of the box body 100 is fixedly provided with the pair of supports 200, the pair of supports 200 are respectively positioned at the left side and the right side of the top of the box body 100, the tops of the pair of supports 200 are fixedly provided with the rain baffles 210, the rain baffles 210 incline downwards from the middle position to the two sides, the top of the rain baffles 210 is provided with the water guide grooves, rainwater can be guided to respectively flow towards the two sides of the rain baffles 210 along the water guide grooves, when raining weather, the waterproof performance of the control box can be improved through the matching of the rain baffles 210 and the water guide grooves, the service life is prolonged, the bottom of the box body 100 is fixedly provided with the plurality of supporting foot rests 300, the four supporting foot rests 300 are respectively positioned at the four corners of the bottom of the box body 100, the stable support of the box body 100 can be met, the bottom of each supporting foot stand 300 is provided with a mounting seat 310, the inner cavity of the mounting seat 310 is provided with a groove 320, the top of the mounting seat 310 is provided with an opening, the groove 320 is communicated with the opening, the area of the cross section of the groove 320 is smaller than that of the cross section of the opening, the bottom of the groove 320 is fixedly provided with a damping spring 330, the damping springs 330 fixedly arranged at the bottom of the groove 320 in each mounting seat 310 are divided into two groups, each group of damping springs 330 is respectively positioned at the left side and the right side of the bottom of the supporting plate 340, the supporting point of the bottom of the supporting foot stand 300 can be increased, the supporting foot stand 300 is more stable and balanced, the top of each damping spring 330 is fixedly provided with a supporting plate 340, the supporting plate 340 is positioned inside the groove 320, the area of the cross section of the supporting plate 340 is larger than that of the cross section of the top of the mounting seat 310, the top of the supporting plate 340 is fixedly connected with the bottom of the supporting foot stand 300, when hail heavy snow weather appears, because its self gravity can oppress the control box, can effectively cushion its oppression power through damping spring 330, through the cooperation of supporting leg 300, mount pad 310, damping spring 330 and backup pad 340, can improve the damping performance of control box, and convenient transportation.

The working principle is as follows: when in use, the box door 110 is closed, and when in rainy weather, the rain shield 210 is matched with the water chute, the rainwater is discharged along the situation, the waterproof performance of the control box can be improved, the service life is prolonged, and when hail and heavy snow weather occur, the control box is pressed due to its own weight, and the pressing force thereof can be effectively buffered by the damping spring 330, under the cooperation of the supporting foot stand 300, the mount 310, the shock-absorbing spring 330 and the supporting plate 340, the damping performance of the control box can be effectively improved, the control box can be conveniently transported, the heat dissipation fans 130 are arranged on the left side and the right side of the box body 100, the heat dissipation fans 130 can rotate when wind exists, external wind, sand and dust can be prevented from entering the heat dissipation ports to block the heat dissipation ports, meanwhile, the box body 100 can be effectively cooled, and the heat insulation layer and the moisture-proof layer arranged in the inner cavity of the box body can improve the heat insulation and moisture-proof performance of the control box and prevent the control box from being damaged by damp.

It is noted that, herein, 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.

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 control box suitable for adverse circumstances, includes box (100), its characterized in that: the refrigerator comprises a refrigerator body (100), a refrigerator door (110) is installed on the front side of the refrigerator body (100), the refrigerator door (110) can be opened and closed, a handle (120) is fixedly installed on the front side of the refrigerator door (110), heat dissipation fans (130) are arranged on the left side face and the right side face of the refrigerator body (100), a heat insulation layer is fixedly installed on the side wall of an inner cavity of the refrigerator body (100), a moisture-proof layer is fixedly installed on the side wall of the inner cavity of the heat insulation layer, insect-proof bags are fixedly installed on the two sides of the inner cavity of the moisture-proof layer, a pair of supports (200) are fixedly installed on the top of the refrigerator body (100), a pair of rain-proof plates (210) are fixedly installed on the top of the supports (200), a plurality of supporting foot stands (300) are fixedly installed on the bottom of the refrigerator body (100), and a mounting seat (310) is arranged on the bottom of each supporting foot stand (300), the inner chamber of mount pad (310) is provided with recess (320), the top of mount pad (310) is provided with the opening, recess (320) is linked together with this opening, the area of recess (320) cross section is less than this opening cross section's area, the bottom fixed mounting of recess (320) has damping spring (330), damping spring's (330) top fixed mounting has backup pad (340), backup pad (340) are located the inside of recess (320), the area of backup pad (340) cross section is greater than the area of mount pad (310) top opening cross section, the top of backup pad (340) and the bottom fixed connection of supporting leg (300).

2. The PLC control box suitable for severe environment of claim 1, wherein: the top of the rain baffle (210) is provided with a water chute.

3. The PLC control box suitable for severe environment of claim 1, wherein: the back of the box body (100) is provided with a plurality of through heat dissipation holes.

4. The PLC control box suitable for severe environment of claim 1, wherein: the outer surface of the box body (100) is provided with an anti-corrosion coating.

5. The PLC control box suitable for severe environment of claim 1, wherein: the rain blocking plate (210) is inclined downwards from the middle position to the two sides.

6. The PLC control box suitable for severe environment of claim 1, wherein: the number of the supporting foot frames (300) is four, and the four supporting foot frames (300) are respectively positioned at four corners of the bottom of the box body (100).

7. The PLC control box suitable for severe environment of claim 1, wherein: the damping springs (330) fixedly mounted at the bottoms of the grooves (320) in the mounting seats (310) are divided into two groups, and each group of damping springs (330) are respectively positioned at the left side and the right side of the bottom of the supporting plate (340).