CN213462832U

CN213462832U - PLC cabinet shell with good heat dissipation performance

Info

Publication number: CN213462832U
Application number: CN202022819870.5U
Authority: CN
Inventors: 程浩
Original assignee: Wuxi Chenke Electric Technology Co ltd
Current assignee: Wuxi Chenke Electric Technology Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-06-15
Anticipated expiration: 2030-11-30

Abstract

The utility model discloses a PLC cabinet casing that heat dispersion is good relates to accessory technical field for the PLC cabinet, for solving PLC switch board casing on the present market and mostly only possessing waterproof and essential heat dissipation function, and it is great to radiating demand to have run more electrical equipment in the PLC cabinet, and electrical equipment also has the problem of the characteristic of being afraid of moisture simultaneously. The improved refrigerator is characterized in that air inlet grooves are formed in two sides of the upper end of the shell, an air outlet groove is formed in one side of the lower end of the shell, a semiconductor refrigerating mechanism is installed at the lower end of the interior of the shell, six semiconductor refrigerating mechanisms are arranged, radiating fins are installed below the shell and attached to the hot end of the semiconductor refrigerating mechanism, a cabinet door is installed at the front end of the shell, a sealing fastening block is arranged at the middle position of one end of the cabinet door, and a sealing strip is sleeved outside the sealing fastening block.

Description

PLC cabinet shell with good heat dissipation performance

Technical Field

The utility model relates to a PLC is accessory technical field for the cabinet specifically is a PLC cabinet casing that heat dispersion is good.

Background

The PLC control cabinet is a programmable control cabinet, the control cabinet is a complete set of control cabinet, and the electric cabinet can realize the control of a motor and a switch. The PLC control cabinet has the protection functions of overload, short circuit, open-phase protection and the like. Has compact structure, stable operation and complete functions. The intelligent control system can be combined according to the size of an actual control specification, not only can realize single-cabinet automatic control, but also can realize that a plurality of cabinets form a Distributed Control System (DCS) through an industrial Ethernet or an industrial field bus network. The PLC control cabinet can adapt to industrial automation control occasions of various sizes. The PLC cabinet shell is widely applied to industries such as electric power, metallurgy, chemical engineering, papermaking and environmental protection sewage treatment, and is used for assembling the shell of electrical equipment in the cabinet and protecting the normal operation of each electrical equipment.

At present, most of PLC control cabinet shells on the market only have waterproof and basic heat dissipation functions, more electrical equipment is operated in a PLC cabinet, the heat dissipation requirement is high, and meanwhile, the electrical equipment also has the characteristic of being afraid of moisture, so that the PLC cabinet shells with good heat dissipation performance are urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PLC cabinet casing that heat dispersion is good to it only possesses waterproof and essential heat dissipation function mostly to put forward PLC control cabinet casing on the market in solving above-mentioned background art, and has run more electrical equipment in the PLC cabinet great to radiating demand, and electrical equipment also has the problem of the characteristic of being afraid of moisture simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PLC cabinet casing that heat dispersion is good, includes the casing, the both sides of casing upper end all are provided with the air inlet tank, one side of casing lower extreme is provided with out the wind groove, semiconductor refrigeration mechanism is installed to the inside lower extreme of casing, and semiconductor refrigeration mechanism is provided with six, radiating fin is installed to the below of casing, and radiating fin and semiconductor refrigeration mechanism's hot junction laminate mutually, the cabinet door is installed to the front end of casing, the intermediate position department of cabinet door one end is provided with sealed fastening block, and the outside cover of sealed fastening block is equipped with the sealing strip.

Preferably, the air outlet groove and the air inlet groove are both internally provided with a rain baffle, and the rain baffle is fixedly connected with the shell.

Preferably, the baffle is installed to radiating fin's top, one side of baffle is provided with air inlet through hole, install induced draft fan between baffle and the casing.

Preferably, the sealing strip includes sealed chimb and sealed recess, and sealed chimb is provided with two, sealed recess is located between the sealed chimb, and sealed chimb and sealed recess structure as an organic whole.

Preferably, the sealing strip is closely attached to the periphery of the sealing fastening block, a door frame is arranged at the front end of the shell, and the size of the sealing strip is larger than that of the inside of the door frame.

Preferably, the internally mounted of casing has the installation pole, and the installation pole is provided with a plurality of, and a plurality of installation pole equidistance distributes.

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

1. the utility model discloses a set up semiconductor refrigeration mechanism and radiating fin and come to absorb heat to the air that enters, thereby carry out effectual refrigeration to the air, the heat with the internal plant is come in through the entering of cold air, thereby realize the cooling to equipment, semiconductor refrigeration mechanism can condense the moisture in the air simultaneously, thereby the moisture in the air has been reduced, the service life of equipment has been prolonged, the PLC switch board casing on having solved present market mostly only possesses waterproof and basic heat dissipation function, and it is great to radiating demand to have run more electrical equipment in the PLC cabinet, electrical equipment also has the characteristic that moisture is afraid of simultaneously.

2. The utility model discloses a set up the sealing strip and seal up the gap between casing and the cabinet door, prevent the gap infiltration between the water passing door, improved the waterproof nature of the cabinet body.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a partial enlarged view of area A of the present invention;

FIG. 3 is a connection relationship diagram of the cabinet door and the sealing strip of the present invention;

fig. 4 is a partial structural view of the housing of the present invention.

In the figure: 1. a housing; 2. mounting a rod; 3. a cabinet door; 4. a heat dissipating fin; 5. a door frame; 6. sealing the fastening block; 7. a sealing strip; 8. sealing the convex edge; 9. sealing the groove; 10. an air inlet groove; 11. a rain shield; 12. an air outlet groove; 13. an air suction fan; 14. a semiconductor refrigeration mechanism; 15. a baffle plate; 16. and an air inlet through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the present invention provides an embodiment: a PLC cabinet shell with good heat dissipation performance comprises a shell 1, wherein air inlet grooves 10 are formed in two sides of the upper end of the shell 1, the air inlet grooves 10 are used for air inlet, an air outlet groove 12 is formed in one side of the lower end of the shell 1, a semiconductor refrigerating mechanism 14 is installed at the lower end inside the shell 1, the semiconductor refrigerating mechanism 14 is used for heat exchange, and therefore air is cooled, six semiconductor refrigerating mechanisms 14 are arranged, heat dissipation fins 4 are installed below the shell 1, the heat dissipation fins 4 are used for dissipating heat absorbed by the semiconductor refrigerating mechanism 14, the heat dissipation fins 4 are attached to the hot end of the semiconductor refrigerating mechanism 14, a cabinet door 3 is installed at the front end of the shell 1, a sealing fastening block 6 is arranged in the middle of one end of the cabinet door 3, a sealing strip 7 is sleeved outside the sealing fastening block 6, and the sealing strip 7 is used for sealing a gap between, the waterproofness of the device is improved.

Further, the inside of air-out groove 12 and air inlet groove 10 all is provided with weather shield 11, and weather shield 11 and casing 1 fixed connection, can effectually block the rainwater in the outside of equipment through setting up of weather shield 11, keeps the inside drying of equipment.

Further, a baffle plate 15 is installed above the heat dissipation fins 4, an air inlet through hole 16 is formed in one side of the baffle plate 15, an air suction fan 13 is installed between the baffle plate 15 and the shell 1, the air suction fan 13 is used for sucking air, and the baffle plate 15 is used for limiting the flowing direction of the entering air.

Further, sealing strip 7 includes sealed chimb 8 and sealed recess 9, and sealed chimb 8 is provided with two, and sealed recess 9 is located between sealed chimb 8, and sealed chimb 8 and sealed recess 9 structure as an organic whole.

Further, the sealing strip 7 is closely laminated with all around of sealed fastening block 6, and the front end of casing 1 is provided with door frame 5, and the size of sealing strip 7 is greater than the inside size of door frame 5, has improved its sealed effect through the setting of sealing strip 7 size.

Further, the internally mounted of casing 1 has installation pole 2, and installation pole 2 is provided with a plurality of, and 2 equidistance distributions of a plurality of installation pole, is convenient for install electrical equipment through the setting of a plurality of installation poles 2.

The working principle is as follows: during the use, through the absorption of induced draft fan 13, let the air get into from air inlet tank 10, setting up through weather shield 11 can effectually block the water flower rainwater and get into, the cold junction setting through semiconductor refrigeration mechanism 14 absorbs the heat in the air, the hot junction is given in the conductance again, thereby give off for radiating fin 4 through the hot junction transmission, moisture in the air is through the cold junction liquefaction of semiconductor refrigeration mechanism 14 simultaneously, discharge through the drain pipe of casing 1 one side, cool dry air gets into through air inlet through-hole 16, carry out the heat transfer to electrical equipment, thereby reduce electrical equipment's problem, improve the radiating efficiency of casing, air rethread air outlet tank 12 after the heat transfer discharges, sealing strip 7 of installation seals the gap between cabinet door 3 and the casing 1 on the cabinet door 3, the effectual entering that prevents the rainwater.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PLC cabinet casing that heat dispersion is good, includes casing (1), its characterized in that: the improved refrigerator is characterized in that air inlet grooves (10) are formed in two sides of the upper end of the casing (1), an air outlet groove (12) is formed in one side of the lower end of the casing (1), a semiconductor refrigerating mechanism (14) is installed at the lower end of the inside of the casing (1), six semiconductor refrigerating mechanisms (14) are arranged on the semiconductor refrigerating mechanism (14), heat radiating fins (4) are installed below the casing (1), the heat radiating fins (4) are attached to the hot end of the semiconductor refrigerating mechanism (14), a cabinet door (3) is installed at the front end of the casing (1), a sealing fastening block (6) is arranged at the middle position of one end of the cabinet door (3), and a sealing strip (7) is sleeved outside the sealing fastening block.

2. The PLC cabinet shell with good heat dissipation performance according to claim 1, wherein: the air outlet groove (12) and the air inlet groove (10) are both internally provided with a rain baffle (11), and the rain baffle (11) is fixedly connected with the shell (1).

3. The PLC cabinet shell with good heat dissipation performance according to claim 1, wherein: baffle (15) are installed to the top of radiating fin (4), one side of baffle (15) is provided with air inlet through hole (16), install induced draft fan (13) between baffle (15) and casing (1).

4. The PLC cabinet shell with good heat dissipation performance according to claim 1, wherein: sealing strip (7) are including sealed chimb (8) and sealed recess (9), and sealed chimb (8) are provided with two, sealed recess (9) are located between sealed chimb (8), and sealed chimb (8) and sealed recess (9) structure as an organic whole.

5. The PLC cabinet shell with good heat dissipation performance according to claim 1, wherein: the sealing strip (7) is tightly attached to the periphery of the sealing fastening block (6), the door frame (5) is arranged at the front end of the shell (1), and the size of the sealing strip (7) is larger than that of the interior of the door frame (5).

6. The PLC cabinet shell with good heat dissipation performance according to claim 1, wherein: the internally mounted of casing (1) has installation pole (2), and installation pole (2) are provided with a plurality of, and a plurality of installation pole (2) equidistance distributes.