CN212463776U

CN212463776U - Control cabinet for electronic engineering

Info

Publication number: CN212463776U
Application number: CN202021699029.0U
Authority: CN
Inventors: 芦山; 杨磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-15
Filing date: 2020-08-15
Publication date: 2021-02-02
Anticipated expiration: 2030-08-15

Abstract

The utility model provides a control cabinet for electronic engineering, which comprises a cabinet body, wherein an air inlet machine is arranged at the outer bottom of the cabinet body, and a ventilation assembly which is in conduction connection with an air outlet of the air inlet machine is arranged in the cabinet body; a fixed sleeve is arranged on the cabinet body at the periphery of the air inlet fan, a fixed ring is integrally formed at the lower end of the fixed sleeve, and a dust screen adaptive to an air inlet of the air inlet fan is detachably arranged on the fixed ring; an annular end cover is movably arranged at the bottom of the dustproof net, and a positioning assembly is arranged between the annular end cover and the dustproof net; mounting cavities are arranged on two sides of the annular end cover, limiting rods are connected in the mounting cavities in a sliding mode, each limiting rod penetrates through the annular end cover in a moving mode along the horizontal direction, limiting holes which correspond to the limiting rods one to one are formed in the fixing ring, and a reset spring connected with the limiting rods is arranged in each mounting cavity; the utility model discloses compact structure can dispel the heat to the components and parts in the switch board, and the clearance is dismantled or is changed to the dust screen to the convenience simultaneously, easily operates, is convenient for use.

Description

Control cabinet for electronic engineering

Technical Field

The utility model relates to a switch board specifically is a switch board for electronic engineering.

Background

Electronic engineering is also known as "weak current technology" or "information technology". It can be further subdivided into electrical measurement techniques, conditioning techniques, and electronic techniques. Electronic engineering, a subclass of electrical engineering, is engineering oriented to the field of electronics. Its research objects are beyond the electronic field today.

Components in electronic engineering are generally arranged in a control cabinet, and a fan is added to dissipate heat of the components in the cabinet; meanwhile, after the fan is added, a dust screen needs to be arranged at an air inlet of the fan to prevent external dust from entering the cabinet. However, the existing control cabinet is inconvenient to disassemble the dustproof net, so that the dustproof net is inconvenient to clean and replace, the operation is complicated, and the control cabinet is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a switch board for electronic engineering to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a control cabinet for electronic engineering comprises a cabinet body, wherein an adjustable mounting frame is arranged in the cabinet body, a heat dissipation and exhaust assembly is arranged at the top of the cabinet body, an air inlet fan is arranged at the outer bottom of the cabinet body, and a ventilation assembly which is in conduction connection with an air outlet of the air inlet fan is arranged in the cabinet body; a fixed sleeve is arranged on the cabinet body at the periphery of the air inlet fan, a fixed ring is integrally formed at the lower end of the fixed sleeve, and a dust screen adaptive to an air inlet of the air inlet fan is detachably arranged on the fixed ring;

an annular end cover is movably arranged at the bottom of the dustproof net, and a positioning assembly is arranged between the annular end cover and the dustproof net; mounting cavities are arranged on two sides of the annular end cover, limiting rods are connected in the mounting cavities in a sliding mode, each limiting rod penetrates through the annular end cover in a moving mode along the horizontal direction, limiting holes which correspond to the limiting rods one to one are formed in the fixing ring, and a reset spring connected with the limiting rods is arranged in each mounting cavity; the dust screen is detachably connected with the fixing ring through the cooperation of the annular end cover, the positioning assembly, the mounting cavity, the limiting rod, the limiting hole and the reset spring.

As a further aspect of the present invention: the adjustable mounting frame comprises a plurality of mounting net plates, fixing blocks which are symmetrical one by one are arranged on two sides in the cabinet body at intervals along the vertical direction, and fixing holes are formed in the fixing blocks; and screw rods are arranged on two sides of each mounting screen plate, each screw rod movably penetrates through the corresponding fixing hole along the vertical direction, and nuts are connected to the lower ends of the screw rods in a threaded manner.

As a further aspect of the present invention: the heat dissipation exhaust assembly is composed of a plurality of exhaust holes arranged at the top of the cabinet body at intervals, an exhaust hood arranged at the outer top of the cabinet body at the periphery of the exhaust holes, and an exhaust fan arranged at one end of the exhaust hood.

As a further aspect of the present invention: the ventilation assembly is composed of ventilation pipes which are arranged on two sides in the cabinet body and are in conduction connection with the air outlet of the air inlet machine, and a plurality of air outlet holes which are arranged on the ventilation pipes.

As a further aspect of the present invention: the positioning assembly comprises positioning rods arranged on the annular end cover at intervals along the circumferential direction, positioning holes in one-to-one correspondence with the positioning rods are formed in the fixing sleeve, and yielding through holes matched with the positioning rods are formed in the dustproof net.

As a further aspect of the present invention: one end of the limiting rod, which is close to the reset spring, is integrally formed with a limiting slide block, the limiting slide block is connected in the installation cavity in a sliding mode, and the diameter of the limiting slide block is larger than that of the limiting rod.

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

after the above structure is adopted in the utility model, the dust screen can be dismantled with solid fixed ring through annular end cover, locating component, installation cavity, gag lever post, spacing hole and reset spring's cooperation and be connected, when needs clear up or change the dust screen, inwards press the gag lever post, make each gag lever post break away from spacing hole and income installation cavity, can take out annular end cover to pull down the dust screen fast, clear up or change, compact structure, easy to operate facilitates the use.

Through the adjustable mounting bracket that sets up, can adjust the high position of installation otter board according to the size of components and parts to adapt to the components and parts of equidimension not, simple structure, the suitability is stronger. The utility model discloses compact structure can dispel the heat to the components and parts in the switch board, and the clearance is dismantled or is changed to the dust screen to the convenience simultaneously, easily operates, is convenient for use.

Drawings

Fig. 1 is a schematic structural diagram of a control cabinet for electronic engineering.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

In the figure: 1. a cabinet body; 2. an adjustable mounting bracket; 201. installing a screen plate; 202. a fixed block; 203. a fixing hole; 204. a screw; 205. a nut; 3. a heat dissipation exhaust assembly; 301. an exhaust hole; 302. an exhaust hood; 303. an exhaust fan; 4. an air inlet machine; 5. a ventilation assembly; 501. a vent pipe; 502. an air outlet; 6. fixing a sleeve; 7. a fixing ring; 8. a dust screen; 9. an annular end cap; 10. a positioning assembly; 1001. positioning a rod; 1002. positioning holes; 11. a mounting cavity; 12. a limiting rod; 13. a limiting hole; 14. a return spring; 15. and a limiting sliding block.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, a control cabinet for electronic engineering includes a cabinet body 1, an adjustable mounting frame 2 is disposed in the cabinet body 1, a heat dissipation and exhaust assembly 3 is disposed at the top of the cabinet body 1, an air inlet fan 4 is disposed at the outer bottom of the cabinet body 1, and a ventilation assembly 5 is disposed in the cabinet body 1 and in conductive connection with an air outlet of the air inlet fan 4; a fixed sleeve 6 is arranged on the cabinet body 1 at the periphery of the air inlet fan 4, a fixed ring 7 is integrally formed at the lower end of the fixed sleeve 6, and a dust screen 8 matched with an air inlet of the air inlet fan 4 is detachably arranged on the fixed ring 7; an annular end cover 9 is movably arranged at the bottom of the dustproof net 8, and a positioning component 10 is arranged between the annular end cover and the dustproof net 8; mounting cavities 11 are formed in two sides of the annular end cover 9, limiting rods 12 are connected in the mounting cavities 11 in a sliding mode, the limiting rods 12 penetrate through the annular end cover 9 movably in the horizontal direction, limiting holes 13 corresponding to the limiting rods 12 one to one are formed in the fixing ring 7, and reset springs 14 connected with the limiting rods 12 are arranged in the mounting cavities 11; the dust screen 8 is detachably connected with the fixing ring 7 through the matching of the annular end cover 9, the positioning component 10, the mounting cavity 11, the limiting rod 12, the limiting hole 13 and the reset spring 14. When the dust screen 8 needs to be cleaned or replaced, the limiting rods 12 are pressed inwards, the limiting rods 12 are separated from the limiting holes 13 and are collected into the installation cavity 11, the annular end cover 9 can be taken out, the dust screen 8 is rapidly detached and cleaned or replaced, and the dust screen is compact in structure, easy to operate and convenient to use.

The adjustable mounting rack 2 comprises a plurality of mounting net plates 201, fixing blocks 202 which are symmetrical one by one are arranged on two sides in the cabinet body 1 at intervals along the vertical direction, and fixing holes 203 are formed in the fixing blocks 202; screws 204 are arranged on two sides of each installation screen plate 201, each screw 204 movably penetrates through the corresponding fixing hole 203 along the vertical direction, and a nut 205 is connected to the lower end of each screw 204 in a threaded manner. The height position of the installation screen plate 201 can be adjusted according to the size of the components, so that the cabinet is suitable for the components with different sizes, the structure is simple, the applicability is strong, and after the components are installed, air can flow through the installation screen plate 201, and hot air in the cabinet body can be conveniently discharged.

In addition, the heat dissipation exhaust assembly 3 is composed of a plurality of exhaust holes 301 arranged at the top of the cabinet body 1 at intervals, an exhaust hood 302 arranged at the outer top of the cabinet body 1 at the periphery of the exhaust holes 301, and an exhaust fan 303 arranged at one end of the exhaust hood 302, and can exhaust hot air in the cabinet body.

Specifically, the ventilation assembly 5 is composed of ventilation pipes 501 which are arranged on two sides in the cabinet body 1 and are in conduction connection with the air outlet of the air inlet machine 4, and a plurality of air outlet holes 502 which are arranged on the ventilation pipes 501, and can ventilate and radiate components in the cabinet.

Further, locating component 10 includes along the locating lever 1001 of circumference interval setting on annular end cover 9, is equipped with the locating hole 1002 with each locating lever 1001 one-to-one on fixed cover 6, is equipped with the through-hole of stepping down that suits with each locating lever 1001 on dust screen 8, through locating lever 1001, locating hole 1002 and the cooperation of the through-hole of stepping down, can fix a position dust screen 8, prevents that dust screen 8 from removing, stable in structure, the result of use is better.

Still further, the one end integrated into one piece that gag lever post 12 is close to reset spring 14 has limiting slide 15, limiting slide 15 sliding connection is in installation cavity 11, and limiting slide 15's diameter is greater than the diameter of gag lever post 12, can carry out spacingly to gag lever post 12.

In this embodiment, the air inlet fan 4 and the exhaust fan 303 adopted in this application are both in the prior art, and therefore the connection relationship and principle thereof are not described herein again.

The utility model discloses a theory of operation is: when the components are mounted, the position of each complete screen 201 is adjusted according to the size of the components, and after the adjustment is finished, the mounting screen 201 is fixedly connected with the corresponding fixed block 202 through the matching of the fixed holes 203, the screws 204 and the nuts 205.

Under normal conditions, after being filtered by the dust screen 8, the outside air passes through the air inlet fan 4, the ventilation pipe 501 and the air outlet hole 502 in sequence to ventilate and dissipate heat of the components in the cabinet 1, and then the hot air in the cabinet 1 is exhausted through the exhaust hole 301, the exhaust hood 302 and the exhaust fan 303.

When the dust screen 8 needs to be cleaned or replaced, the limiting rods 12 are pressed inwards, so that the limiting rods 12 are separated from the limiting holes 13 and are collected into the installation cavity 11, the annular end cover 9 can be taken out, and the dust screen 8 can be detached quickly to be cleaned or replaced.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A control cabinet for electronic engineering comprises a cabinet body (1) and is characterized in that an adjustable mounting frame (2) is arranged in the cabinet body (1), a heat dissipation and exhaust assembly (3) is arranged at the top of the cabinet body (1), an air inlet machine (4) is arranged at the outer bottom of the cabinet body (1), and a ventilation assembly (5) which is in conduction connection with an air outlet of the air inlet machine (4) is arranged in the cabinet body (1); a fixed sleeve (6) is arranged on the cabinet body (1) at the periphery of the air inlet fan (4), a fixed ring (7) is integrally formed at the lower end of the fixed sleeve (6), and a dust screen (8) which is adaptive to an air inlet of the air inlet fan (4) is detachably arranged on the fixed ring (7);

an annular end cover (9) is movably arranged at the bottom of the dustproof net (8), and a positioning component (10) is arranged between the annular end cover () and the dustproof net (8); mounting cavities (11) are arranged on two sides of the annular end cover (9), limiting rods (12) are connected in the mounting cavities (11) in a sliding mode, the limiting rods (12) penetrate through the annular end cover (9) in a moving mode along the horizontal direction, limiting holes (13) which correspond to the limiting rods (12) one to one are formed in the fixing ring (7), and reset springs (14) connected with the limiting rods (12) are arranged in the mounting cavities (11); the dustproof net (8) is detachably connected with the fixing ring (7) through the matching of the annular end cover (9), the positioning assembly (10), the mounting cavity (11), the limiting rod (12), the limiting hole (13) and the reset spring (14).

2. The control cabinet for electronic engineering according to claim 1, wherein the adjustable mounting rack (2) comprises a plurality of mounting net plates (201), fixing blocks (202) which are symmetrical one by one are arranged at two sides in the cabinet body (1) at intervals along the vertical direction, and fixing holes (203) are arranged on the fixing blocks (202); screw rods (204) are arranged on two sides of each installation screen plate (201), each screw rod (204) movably penetrates through the corresponding fixing hole (203) along the vertical direction, and a nut (205) is connected to the lower end of each screw rod (204) in a threaded mode.

3. The control cabinet for electronic engineering according to claim 1, wherein the heat dissipation and exhaust assembly (3) comprises a plurality of exhaust holes (301) arranged at the top of the cabinet body (1) at intervals, an exhaust hood (302) arranged at the outer top of the cabinet body (1) at the periphery of the exhaust holes (301), and an exhaust fan (303) arranged at one end of the exhaust hood (302).

4. The control cabinet for electronic engineering according to claim 1, wherein the ventilation assembly (5) comprises ventilation pipes (501) arranged on two sides in the cabinet body (1) and connected with the air outlet of the air inlet fan (4) in a conduction manner, and a plurality of air outlet holes (502) arranged on each ventilation pipe (501).

5. The control cabinet for electronic engineering according to claim 1, wherein the positioning assembly (10) comprises positioning rods (1001) circumferentially spaced on the annular end cover (9), the fixing sleeve (6) is provided with positioning holes (1002) corresponding to the positioning rods (1001), and the dust screen (8) is provided with abdicating through holes corresponding to the positioning rods (1001).

6. The control cabinet for electronic engineering according to claim 1, wherein a limiting slide block (15) is integrally formed at one end of the limiting rod (12) close to the return spring (14), the limiting slide block (15) is slidably connected in the mounting cavity (11), and the diameter of the limiting slide block (15) is larger than that of the limiting rod (12).