CN213341357U

CN213341357U - Ventilation device of distribution box

Info

Publication number: CN213341357U
Application number: CN202022140799.8U
Authority: CN
Inventors: 张术华
Original assignee: Fujian Tianwei Electric Co ltd
Current assignee: Fujian Tianwei Electric Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-06-01
Anticipated expiration: 2030-09-26

Abstract

The utility model discloses a ventilation device for a distribution box, which comprises a base, wherein four first rod bodies are symmetrically welded at four corners of the upper surface of the base, four first shell bodies are welded on the upper surface of each first rod body, four second rod bodies are symmetrically welded on the inner bottom wall of each first shell body, four second shell bodies are welded on the upper surface of each second rod body, two motors are symmetrically installed on the inner top wall of each first shell body, and a third rod body is welded on the output ends of the two motors; the device is when carrying out the operation, drive the third body of rod through the motor and rotate, the third body of rod drives cell body and silica gel plate and rotates, when the outside air gets into first casing inside and ventilates the heat dissipation, the silica gel plate adsorbs dust and impurity in the air, the effectual inside that prevents first casing causes the accumulational phenomenon of dust, avoided the dust to cause the damage to electrical components, greatly increased electrical components's life, also can guarantee the inside clean and tidy of first casing simultaneously, convenient and practical.

Description

Ventilation device of distribution box

Technical Field

The utility model relates to a block terminal technical field specifically is a block terminal ventilation unit.

Background

As is known, the distribution box is a mass parameter on data, generally constitutes a low-voltage forest according to electrical wiring, requires to assemble switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box, can be switched on or switched off by a manual or automatic switch in normal operation, has the characteristics of small volume, simple and convenient installation, special technical performance, fixed position, unique configuration function, no field limitation, more common application, stable and reliable operation, high space utilization rate, less occupied space and environmental protection effect, can reasonably distribute electric energy, is convenient for switching on and off the circuit, has higher safety protection level, can visually display the conduction state of the circuit, internal electrical elements can emit heat in operation, and if the electrical elements are overheated and can not rapidly emit heat, easily resulting in damage to the electrical components.

The invention is disclosed in China: CN209374978U discloses a block terminal ventilation unit, it is when using, enter into the base through first fresh air inlet in, get into in the block terminal box through the second fresh air inlet, make the steam in the block terminal box pass through the exhaust fan and discharge, can be to the defeated air supply in the block terminal box through the forced draught blower, thereby break away the steam in the block terminal box, loop through exhaust vent and shutter and blow away, realize the ventilation in the block terminal box, through upper and lower and control dual ventilation setting, realize that the block terminal box dispels the heat fast, electrical components to in the block terminal box cools off, and long service life, the accident is reduced, however, the following problem still exists:

when the device is used, the air is discharged to the inside of the distribution box through the exhaust fan, however, a small amount of dust is contained in the air, and the dust in the distribution box is easily accumulated and cannot be discharged, so that electric elements in the distribution box are damaged, and therefore, the distribution box ventilation device is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a block terminal ventilation unit.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a ventilation device for a distribution box comprises a base, wherein four first rod bodies are symmetrically welded at four corners of the upper surface of the base, a first shell is welded on the upper surface of each of the four first rod bodies, four second rod bodies are symmetrically welded on the inner bottom wall of the first shell, a second shell is welded on the upper surface of each of the four second rod bodies, two motors are symmetrically installed on the inner top wall of the first shell, third rod bodies are welded on the output ends of the two motors, a first bearing is welded at one end, away from the two motors, of each third rod body, a first dust screen is welded on the outer ring of each first bearing, one side of each first dust screen is fixedly connected to the inner side wall of the first shell, the other side of each first dust screen is welded on one side of the second shell, and two second dust screens are symmetrically welded on the outer side wall of each third rod body, first recess, two have all been seted up to the inside wall of first casing with one side of second casing the equal sliding connection of second dust screen in the inside of first recess, the even welding of the lateral wall of the third body of rod has the cell body, the inside fixedly connected with silica gel plate of cell body, two logical grooves have been seted up to the inside diapire symmetry of first casing, the lower surface symmetry intercommunication of second casing has two copper pipes, two radiating fin has all been welded to the bottom of copper pipe, radiating fin is located two the inside in logical groove, the internally mounted who leads to the groove has the fan, the below fixedly connected with third dust screen of fan.

Preferably, four pipe bodies are symmetrically welded at four corners of the upper surface of the first shell, the four pipe bodies are connected with screw rods in a threaded mode, the second bearings are fixedly connected to the tops of the screw rods, and shed bodies are welded on the outer rings of the second bearings.

Preferably, two fourth rod bodies are symmetrically welded on the outer side wall of the screw rod.

Preferably, threaded through holes are formed in the upper surface and the lower surface of the groove body, fixing bolts are connected to the inner portions of the threaded through holes in a threaded mode, second grooves are formed in the upper surface and the lower surface of the silica gel plate, and one ends, close to the silica gel plate, of the fixing bolts are fixedly connected to the inner portions of the second grooves.

Preferably, an exhaust fan is mounted on the upper surface of the first housing.

Preferably, the front surface of the first shell is hinged with a door body, and one side of the front surface of the door body is welded with a handle.

(III) advantageous effects

Compared with the prior art, the utility model provides a block terminal ventilation unit possesses following beneficial effect:

the device is when carrying out the operation, drives the third body of rod through the motor and rotates, and the third body of rod drives cell body and silica gel plate and rotates, and when the outside air got into first casing inside and carried out ventilation cooling, the silica gel plate adsorbed dust and impurity in the air, and the effectual inside that prevents first casing caused the accumulational phenomenon of dust, has avoided the dust to cause the damage to electrical components, greatly increased electrical components's life, also can guarantee the inside clean and tidy of first casing simultaneously.

Drawings

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

FIG. 2 is a schematic view of the external structure of the present invention;

FIG. 3 is a left side view of the structure of the present invention;

FIG. 4 is a schematic view of a portion of the enlarged structure of FIG. 1;

fig. 5 is a schematic diagram of a partial enlarged structure at B in fig. 1 according to the present invention.

In the figure: 1. a base; 2. a first rod body; 3. a first housing; 4. a second rod body; 5. a first dust screen; 6. a first bearing; 7. a first groove; 8. a second dust screen; 9. a third rod body; 10. a motor; 11. a pipe body; 12. a screw; 13. a fourth rod body; 14. a second bearing; 15. a shed body; 16. an exhaust fan; 17. a second housing; 18. a copper pipe; 19. a door body; 20. a handle; 21. a silica gel plate; 22. a second groove; 23. a threaded through hole; 24. fixing the bolt; 25. a trough body; 26. a through groove; 27. a heat dissipating fin; 28. a fan; 29. and a third dust prevention net.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: a ventilation device for a distribution box comprises a base 1, four first rod bodies 2 are symmetrically welded at four corners of the upper surface of the base 1, a first shell 3 is welded on the upper surface of each of the four first rod bodies 2, four second rod bodies 4 are symmetrically welded on the bottom wall of the interior of the first shell 3, second shells 17 are welded on the upper surfaces of the four second rod bodies 4, two motors 10 are symmetrically installed on the top wall of the interior of the first shell 3, third rod bodies 9 are welded at the output ends of the two motors 10, a first bearing 6 is welded at one end, away from the two motors 10, of each of the third rod bodies 9, a first dust screen 5 is welded on the outer ring of each of the first bearings 6, one side of each of the first dust screens 5 is fixedly connected to the inner side wall of the first shell 3, the other side of each of the first dust screen 5 is welded to one side of each of the second shell 17, two second dust screens 8 are symmetrically welded on the outer side wall of each of the third rod bodies 9, two equal sliding connection of second dust screen 8 in the inside of first recess 7, the even welding of the lateral wall of the third body of rod 9 has cell body 25, the inside fixedly connected with silica gel plate 21 of cell body 25, two logical grooves 26 have been seted up to the inside diapire symmetry of first casing 3, the lower surface symmetry intercommunication of second casing 17 has two copper pipes 18, fin 27 has all been welded to the bottom of two copper pipes 18, fin 27 is located two inside that lead to groove 26, the internally mounted who leads to groove 26 has fan 28, fan 28's below fixedly connected with third dust screen 29.

In this embodiment, specifically: four pipe bodies 11 are symmetrically welded at four corners of the upper surface of the first shell 3, screws 12 are in threaded connection with the insides of the four pipe bodies 11, a second bearing 14 is fixedly connected to the top of each screw 12, and a shed body 15 is welded on the outer ring of each second bearing 14; through the setting of canopy body 15, body 11 and screw rod 12, canopy body 15 can protect first casing 3, avoids rainwater entering first casing 3's inside and cause the damage of the inside electrical components of second casing 17 when bad weather, and rotatory screw rod 12 rotates in the inside of body 11, can carry out height-adjusting or dismantlement with canopy body 15.

In this embodiment, specifically: two fourth rod bodies 13 are symmetrically welded on the outer side wall of the screw 12; through the setting of the fourth body of rod 13, make things convenient for the handheld fourth body of rod 13 of staff to rotate screw rod 12.

In this embodiment, specifically: threaded through holes 23 are formed in the upper surface and the lower surface of the groove body 25, fixing bolts 24 are connected to the inner portions of the threaded through holes 23 in a threaded mode, second grooves 22 are formed in the upper surface and the lower surface of the silica gel plate 21, and one end, close to the silica gel plate 21, of each fixing bolt 24 is fixedly connected to the inner portion of each second groove 22; through the arrangement of the threaded through hole 23, the fixing bolt 24 and the second groove 22, the silica gel plate 21 can be fixed inside the groove body 25, the fixing bolt 24 is fixed inside the second groove 22, and the silica gel plate 21 is prevented from falling from the inside of the groove body 25 when rotating.

In this embodiment, specifically: an exhaust fan 16 is arranged on the upper surface of the first shell 3; the setting of air exhauster 16 can be taken out the inside of first casing 3 with the outside air, installs air exhauster 16 on the upper surface of first casing 3, can protect through canopy body 15, prevents that the rainwater from getting into.

In this embodiment, specifically: a door body 19 is hinged to the front surface of the first shell 3, and a handle 20 is welded on one side of the front surface of the door body 19; through the setting of door body 19 and handle 20, make things convenient for the staff to install and change the inside electrical components of second casing 17, and sealed glue has been paintd to the inside wall of door body 19, has improved the sealed effect between door body 19 and the first casing 3.

In this embodiment, a switch set for controlling the start and the stop of the motor 10 and the exhaust fan 16 is installed on one side of the first housing 3, and the switch set is connected to an external commercial power to supply power to the motor 10 and the exhaust fan 16.

In this embodiment, the motor 10 is of the type TC-100L 1-4.

To sum up, the working principle and the working process of the ventilation device for the distribution box are that, when the device is used outdoors, firstly, the shed body 15 is installed above the first shell 3, the screw 12 is placed inside the tube body 11, a worker holds the fourth rod body 13 to drive the screw 12 to rotate inside the second bearing 14 and the tube body 11, so as to adjust the height of the shed body 15, the switch for controlling the starting and the closing of the exhaust fan 16 is pressed, the exhaust fan 16 pumps the outside air into the first shell 3, the air enters the bottom of the first shell 3 through the first dust screen 5 and the second dust screen 8, the heat dissipated inside the second shell 17 is absorbed by the copper pipe 18 and dissipated through the heat dissipating fin 27, the switch for controlling the starting and the closing of the fan 28 is pressed, the fan 28 rotates to discharge the heat dissipated by the heat dissipating fin 27 through the third dust screen 29, when the outside air circulates inside the device, the switch for controlling the motor 10 to start and close is pressed, the motor 10 drives the third rod body 9 to rotate inside the first bearing 6, the third rod body 9 drives the groove body 25 and the silica gel plate 21 to rotate, dust and impurities in the air are adsorbed, the internal dust of the first shell 3 is prevented from being accumulated to damage electrical elements, and the device is convenient and practical.

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

Claims

1. The utility model provides a block terminal ventilation unit, includes base (1), its characterized in that: the four corners of the upper surface of the base (1) are symmetrically welded with four first rod bodies (2), the upper surface of the four first rod bodies (2) is welded with a first shell (3), the inner bottom wall of the first shell (3) is symmetrically welded with four second rod bodies (4), the upper surface of the four second rod bodies (4) is welded with a second shell (17), the inner top wall of the first shell (3) is symmetrically provided with two motors (10), the output ends of the two motors (10) are welded with a third rod body (9), one end, away from the two motors (10), of the third rod body (9) is welded with a first bearing (6), the outer ring of the first bearing (6) is welded with a first dust screen (5), one side of the first dust screen (5) is fixedly connected to the inner side wall of the first shell (3), and the other side of the first dust screen (5) is welded to one side of the second shell (17), the outer side wall of the third rod body (9) is symmetrically welded with two second dustproof nets (8), the inner side wall of the first shell (3) and one side of the second shell (17) are both provided with a first groove (7), the two second dustproof nets (8) are both connected to the inside of the first groove (7) in a sliding manner, the outer side wall of the third rod body (9) is uniformly welded with a groove body (25), a silica gel plate (21) is fixedly connected to the inside of the groove body (25), the bottom wall of the inside of the first shell (3) is symmetrically provided with two through grooves (26), the lower surface of the second shell (17) is symmetrically communicated with two copper pipes (18), the bottoms of the two copper pipes (18) are both welded with radiating fins (27), the radiating fins (27) are positioned inside the through grooves (26), and the fans (28) are installed inside the through grooves (26), a third dust prevention net (29) is fixedly connected below the fan (28).

2. The electrical box ventilation assembly of claim 1, wherein: four body (11), four upper surface four corners department symmetrical welding of first casing (3) has the screw rod (12) to the equal threaded connection in inside of body (11), the top fixedly connected with second bearing (14) of screw rod (12), the outer lane welding of second bearing (14) has canopy body (15).

3. A ventilation unit for an electric box according to claim 2, characterized in that: and two fourth rod bodies (13) are symmetrically welded on the outer side wall of the screw (12).

4. The electrical box ventilation assembly of claim 1, wherein: threaded through holes (23) are formed in the upper surface and the lower surface of the groove body (25), fixing bolts (24) are connected to the inner portions of the threaded through holes (23) in a threaded mode, second grooves (22) are formed in the upper surface and the lower surface of the silica gel plate (21), and the fixing bolts (24) are close to one ends of the silica gel plate (21) and fixedly connected to the inner portions of the second grooves (22).

5. The electrical box ventilation assembly of claim 1, wherein: an exhaust fan (16) is installed on the upper surface of the first shell (3).

6. The electrical box ventilation assembly of claim 5, wherein: the front surface of the first shell (3) is hinged with a door body (19), and one side of the front surface of the door body (19) is welded with a handle (20).