CN216436562U

CN216436562U - Heat dissipation device of power distribution cabinet

Info

Publication number: CN216436562U
Application number: CN202122349295.1U
Authority: CN
Inventors: 刘凤梅; 陈敏; 赵影; 官金龙; 闫照宇
Original assignee: Yunnan Kunbao Electric Technology Co ltd
Current assignee: Yunnan Kunbao Electric Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-05-03
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a heat dissipation device of a power distribution cabinet, which comprises a device shell which is stably placed at the bottom of the power distribution cabinet, wherein a servo motor is fixedly installed on a lower end bolt of the device shell, and the output end of the servo motor penetrates through the inner key of the device shell and is connected with a screw rod; the fan blades are arranged at the upper end of the screw rod, so that the air cooling of the power distribution cabinet is realized; two filter screens symmetrically arranged at the left side and the right side of the device shell; also includes: the movable block is sleeved outside the screw rod in a threaded manner; the two fixing seats are arranged in an up-and-down symmetrical mode relative to the center of the filter screen; the air outlet frame body is rotatably arranged inside the through hole; and two gear rollers, the symmetrical bearings of which are arranged at two sides of the inner part of the device shell. This switch board heat abstractor through the cooperation between bull stick and the gear roller, drives the air-out framework and swings, enlarges the forced air cooling area on low in production cost's basis, can prevent simultaneously that the impurity adhesion from influencing the filter effect on the filter screen.

Description

Heat dissipation device of power distribution cabinet

Technical Field

The utility model relates to a switch board correlation technique field specifically is a switch board heat abstractor.

Background

The switch board is one kind and collects electric energy distribution, control, measurement and connecting cable in the electric power supply unit of an organic whole, in the switch board working process, inevitably can produce the heat, influences the normal operating of switch board, generally cools down the cooling to the switch board through heat abstractor.

However, the existing heat dissipation device for the power distribution cabinet has the following problems:

in the high-low voltage distribution cabinet heat abstractor that publication number is CN211017976U, through placing two pulleys and single pulley in the cavity of cavity lateral wall, settle in high-low voltage distribution cabinet through connecting the fan leaf of rotation epaxial, the space is greatly saved, space utilization has been improved, simultaneously get rid of carrying thermal hot-blast through the air exit on the lateral wall of airing exhaust, reach fine cooling effect, however this heat abstractor need reach better cooling effect through setting up a plurality of fan leaves, in process of production, will increase manufacturing cost, when reaching forced air cooling effect through the fan leaf, adsorb external impurity on the filter screen easily, it is long-lived, will influence the filter effect of filter screen.

We have therefore proposed a heat dissipation device for a power distribution cabinet in order to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a switch board heat abstractor to solve the current switch board heat abstractor in the existing market that above-mentioned background art provided and in order to enlarge heat radiating area, improve manufacturing cost easily, when carrying out the forced air cooling simultaneously, impurity adsorbs easily on the filter screen, and then influences the problem of filter effect.

In order to achieve the above object, the utility model provides a following technical scheme: a heat dissipation device of a power distribution cabinet comprises a device shell which is stably placed at the bottom of the power distribution cabinet, a servo motor is fixedly installed on a bolt at the lower end of the device shell, and the output end of the servo motor penetrates through the inner key of the device shell and is connected with a screw rod;

the fan blades are arranged at the upper end of the screw rod, so that the air cooling of the power distribution cabinet is realized;

the two filter screens are symmetrically arranged on the left side and the right side of the device shell, so that external impurities are prevented from being adsorbed into the device shell, and the upper end of the device shell is provided with a through hole;

also includes:

the movable block is sleeved outside the screw rod in a threaded manner, a guide rod is slidably sleeved inside the movable block, the guide rod is fixedly arranged inside the device shell, and the guide rod realizes the limiting effect on the movement of the movable block;

the two fixing seats are arranged in an up-and-down symmetrical mode relative to the center of the filter screen and are installed inside the device shell;

the air outlet frame body is rotatably arranged inside the through hole;

and two gear rollers, the symmetrical bearings of which are arranged at two sides of the inner part of the device shell.

Preferably, the middle part of gear roller is located the inside of spout, and the spout is seted up in the middle part of bull stick to the bull stick loose axle connect in the lateral part of movable block, the magnetite is installed to the one end of bull stick moreover, makes when the one end of bull stick along with the movable block removal back, the other end is owing to overlap the outside of establishing at the gear roller, so will slide in the outside of gear roller.

Preferably, the inner wall of spout is equidistant installs the tooth piece, and tooth piece and gear roller constitute the meshing structure to the gear roller is connected with the pull line through the fixed pulley and the upper end lateral part of air-out framework, makes the bull stick at the gliding in-process in gear roller outside, will drive the gear roller and rotate, and utilizes the pull line to drive the air-out framework and rotate.

Preferably, the bull stick is provided with two about the centrosymmetry of movable block, and the tooth piece of controlling two bull sticks inside installation is located the top and the below of the gear roller of establishing of cover respectively, realizes controlling the rotation of two gear rollers equidirectional about for under the effect of controlling two same gear rollers that turn to, can utilize the pull wire to drive the air-out framework and swing, realize enlarging the forced air cooling area.

Preferably, the movable block is slidably mounted in the fixed seat in an engaged manner, a pressure spring is welded between one end of the movable block and the fixed seat, a magnet is mounted at the other end of the movable block, and a ball rod is mounted on one side of the movable block, so that the movable block can be reset under the action of the pressure spring after moving.

Preferably, the magnetism of the magnet is opposite to that of the magnet, and the magnetic force between the magnet and the magnet is larger than the elasticity of the pressure spring, so that after the magnet moves to a state opposite to the magnet along with the rotating rod, the magnet can drive the moving block to slide in the fixed seat.

Preferably, the ball arm passes through pressure spring and closely laminate in the lateral part of filter screen, and the symmetry axis between two upper and lower ball arms is located same straight line with the center of gear roll for after magnet and magnetite are not in relative state, the ball arm will strike the operation to the filter screen under pressure spring's effect, shake impurity that falls, guarantees the filter effect of filter screen.

Compared with the prior art, the beneficial effects of the utility model are that: the heat dissipation device of the power distribution cabinet;

1. the air-cooling type air-conditioner is provided with the rotating rod and the gear rollers, so that after the servo motor is started, the fan blades are driven to rotate to cool and radiate the power distribution cabinet in an air-cooling mode, the rotating rod is driven to move back and forth on the outer sides of the gear rollers by the aid of the lead screw and the movable block to drive the left gear roller and the right gear roller to rotate in the same direction, and then the two sides of the air-outlet frame body swing back and forth by the aid of traction lines connected with the gear rollers respectively, so that the air-cooling area can be enlarged, the radiating effect is improved, and the production cost can be reduced by the aid of the set of fan blades;

2. be provided with magnetite and club for after the bull stick is in the activity of gear roller outside, it is relative with the magnet that movable block one end was installed to drive the magnetite, utilizes the magnetic action that opposite poles attracted between magnet and the magnetite, drives the club and removes, and the movable block can utilize pressure spring to drive the club and strike to the filter screen afterwards, makes the filter screen on the adnexed impurity shake off, avoids influencing the filter effect of filter screen.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the movable block of the present invention;

fig. 3 is a schematic view of the air outlet frame of the present invention;

FIG. 4 is a schematic view of the front cut structure of the fixing base of the present invention;

fig. 5 is the front sectional structure schematic diagram of the gear roller of the utility model.

In the figure: 1. a device housing; 2. a servo motor; 3. a screw rod; 4. a fan blade; 5. a movable block; 6. a guide rod; 7. a rotating rod; 8. a through hole; 9. an air outlet frame body; 10. filtering with a screen; 11. a fixed seat; 12. a moving block; 1201. a magnet; 1202. a ball bar; 13. a pressure spring; 14. a gear roll; 15. a chute; 1501. a tooth block; 16. a magnet; 17. and (6) pulling the wire.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a heat dissipation device of a power distribution cabinet comprises a device shell 1 stably placed at the bottom of the power distribution cabinet, a servo motor 2 is fixedly installed at the lower end of the device shell 1 through a bolt, and a screw rod 3 is connected to the output end of the servo motor 2 through an internal key penetrating through the device shell 1;

the fan blades 4 are arranged at the upper end of the screw rod 3, so that the air cooling of the power distribution cabinet is realized;

the two filter screens 10 are symmetrically arranged on the left side and the right side of the device shell 1, so that external impurities are prevented from being adsorbed into the device shell 1, and the upper end of the device shell 1 is provided with a through hole 8;

also includes:

the movable block 5 is sleeved outside the screw rod 3 in a threaded manner, a guide rod 6 is slidably sleeved inside the movable block 5, the guide rod 6 is fixedly arranged inside the device shell 1, and the guide rod 6 realizes the limiting effect on the movement of the movable block 5;

two fixing seats 11 which are vertically symmetrically arranged about the center of the filter screen 10, wherein the fixing seats 11 are installed inside the device shell 1;

the air outlet frame body 9 is rotatably arranged inside the through hole 8;

two gear rolls 14, which are symmetrically bearing-mounted on both sides of the interior of the device case 1;

the middle part of the gear roller 14 is positioned in the sliding chute 15, the sliding chute 15 is arranged in the middle part of the rotating rod 7, the movable shaft of the rotating rod 7 is connected with the side part of the movable block 5, and a magnet 16 is arranged at one end of the rotating rod 7; the inner wall of the chute 15 is provided with tooth blocks 1501 at equal intervals, the tooth blocks 1501 and the gear roller 14 form a meshing structure, and the gear roller 14 is connected with a traction line 17 through a fixed pulley and the upper end side part of the air outlet frame body 9; the two rotating rods 7 are symmetrically arranged about the center of the movable block 5, and the tooth blocks 1501 arranged inside the left rotating rod 7 and the right rotating rod 7 are respectively positioned above and below the sleeved gear rollers 14, so that the left gear roller 14 and the right gear roller 14 rotate in the same direction;

as shown in fig. 1-3 and fig. 5, when the servo motor 2 is started, the servo motor 2 drives the fan blades 4 to rotate, so as to cool and dissipate heat of the power distribution cabinet, and simultaneously drive the screw rod 3 to rotate synchronously, the movable block 5 sleeved outside the screw rod 3 will move up and down under the limit action of the guide rod 6, and drive one end of the rotating rod 7 to move up and down, because the other end of the rotating rod 7 is sleeved outside the gear roller 14, when the movable block 5 moves up and down, the rotating rod 7 can be driven to slide outside the gear roller 14, and the gear roller 14 is driven to rotate by the meshing action between the gear block 1501 and the gear roller 14, because the gear blocks 1501 installed inside the left and right rotating rods 7 are respectively located above and below the sleeved gear roller 14, and the left and right gear rollers 14 will rotate in the same direction, after the pulling wire 17 is tightened up by the gear roller 14 on the left side, the pulling wire 17 is loosened by the gear roller 14 on the right side, and then the air outlet frame body 9 can be pulled to rotate leftwards, and when the pulling wire 17 is tightened up by the gear roller 14 on the right side, the air outlet frame body 9 rotates rightwards by the aid of the working principle, and the operation is repeated, so that the air outlet frame body 9 swings left and right back and forth, and the air cooling area can be enlarged.

A moving block 12 is clamped and slidably mounted inside the fixed seat 11, a pressure spring 13 is welded between one end of the moving block 12 and the fixed seat 11, a magnet 1201 is mounted at the other end of the moving block 12, and a ball bar 1202 is mounted on one side of the moving block 12; the magnet 1201 is opposite to the magnet 16 in magnetism, and the magnetic force between the magnet 1201 and the magnet 16 is larger than the elasticity of the pressure spring 13; the ball rods 1202 are tightly attached to the side parts of the filter screen 10 through the pressure springs 13, and the symmetrical axis between the upper ball rod 1202 and the lower ball rod 1202 and the center of the gear roller 14 are positioned on the same straight line;

with reference to fig. 1 and fig. 4-5, when the rotary rod 7 slides outside the gear roller 14, the magnet 16 is driven to be located at a position opposite to the magnet 1201, and due to the fact that the magnetism of the magnet 1201 is opposite to that of the magnet 16, the moving block 12 fixed at one end of the magnet 1201 can be pulled to slide in the fixing base 11, and after the magnet 1201 and the magnet 16 are not located at the opposite positions, the moving block 12 drives the ball rod 1202 to knock against the filter screen 10 under the action of the pressure spring 13, so that impurities on the filter screen 10 are shaken, and the filtering effect of the filter screen 10 is ensured.

The working principle is as follows: when the heat dissipation device of the power distribution cabinet is used, as shown in fig. 1-5, the heat dissipation device is placed below the inside of the power distribution cabinet, the servo motor 2 is started, the servo motor 2 drives the screw rod 3 and the fan blades 4 to synchronously rotate, air cooling heat dissipation is performed on the power distribution cabinet through the air outlet frame body 9, meanwhile, the screw rod 3 can drive the gear rollers 14 to rotate by utilizing the movable block 5 and the rotating rods 7, the air outlet frame body 9 utilizes the traction lines 17 connected between the two gear rollers 14 which are the same in turning direction, swinging is achieved, the air cooling area can be enlarged, production cost is reduced, when the rotating rods 7 move, the magnet 16 and the magnet 1201 are enabled to have a magnetic relationship, the ball rod 1202 is driven to knock the filter screen 10, impurities on the filter screen 10 are shaken, and the filtering effect of the filter screen 10 is guaranteed.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A heat dissipation device of a power distribution cabinet comprises a device shell (1) stably placed at the bottom of the power distribution cabinet, a servo motor (2) is fixedly installed on a lower end bolt of the device shell (1), and an output end of the servo motor (2) penetrates through an internal key of the device shell (1) and is connected with a screw rod (3);

the fan blades (4) are arranged at the upper end of the screw rod (3) to realize air cooling of the power distribution cabinet;

the two filter screens (10) are symmetrically arranged on the left side and the right side of the device shell (1) to prevent external impurities from being adsorbed into the device shell (1), and the upper end of the device shell (1) is provided with a through hole (8);

it is characterized by also comprising:

the screw thread of the movable block (5) is sleeved on the outer side of the screw rod (3), the guide rod (6) is slidably sleeved in the movable block (5), the guide rod (6) is fixedly arranged in the device shell (1), and the guide rod (6) realizes the limiting effect on the movement of the movable block (5);

the two fixing seats (11) are arranged in an up-down symmetrical mode relative to the center of the filter screen (10), and the fixing seats (11) are installed inside the device shell (1);

the air outlet frame body (9) is rotatably arranged inside the through hole (8);

two gear rollers (14) are mounted symmetrically on both sides of the interior of the device housing (1).

2. The heat dissipation device of claim 1, wherein: the middle part of gear roller (14) is located the inside of spout (15), and the middle part of bull stick (7) is seted up in spout (15), and bull stick (7) loose axle connect in the lateral part of movable block (5), magnetite (16) are installed to the one end of bull stick (7) moreover.

3. The heat dissipation device of claim 2, wherein: the inner wall of the sliding chute (15) is provided with tooth blocks (1501) at equal intervals, the tooth blocks (1501) and the gear rollers (14) form a meshing structure, and the gear rollers (14) are connected with a traction line (17) through fixed pulleys and the upper end side part of the air outlet frame body (9).

4. The heat dissipation device of claim 2, wherein: the rotary rods (7) are symmetrically arranged about the center of the movable block (5), and the tooth blocks (1501) arranged inside the left rotary rod and the right rotary rod (7) are respectively positioned above and below the gear rollers (14) which are sleeved with the tooth blocks, so that the rotation of the left gear roller and the right gear roller (14) in the same direction is realized.

5. The heat dissipation device of claim 1, wherein: the ball arm is characterized in that a moving block (12) is clamped and slidably mounted inside the fixed seat (11), a pressure spring (13) is welded between one end of the moving block (12) and the fixed seat (11), a magnet (1201) is mounted at the other end of the moving block (12), and a ball rod (1202) is mounted on one side of the moving block (12).

6. The heat dissipation device of claim 5, wherein: the magnet (1201) and the magnet (16) are opposite in magnetism, and the magnetic force between the magnet (1201) and the magnet (16) is larger than the elasticity of the pressure spring (13).

7. The heat dissipation device of claim 5, wherein: the ball rods (1202) are tightly attached to the side parts of the filter screen (10) through pressure springs (13), and the symmetrical axis between the upper ball rod (1202) and the lower ball rod (1202) and the center of the gear roller (14) are positioned on the same straight line.