CN215300478U

CN215300478U - Novel dustproof and ventilated frequency converter

Info

Publication number: CN215300478U
Application number: CN202121729418.8U
Authority: CN
Inventors: 余艳; 林畅
Original assignee: Hunan Huichuan Electronic Technology Co Ltd
Current assignee: Hunan Huichuan Electronic Technology Co Ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2021-12-24
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a novel converter of dustproof ventilation, the power distribution box comprises a box body, the outer wall of box is provided with the drying dehumidifier, be provided with the cooling gas-supply pipe in the box, the one end of cooling gas-supply pipe is connected in the drying dehumidifier, the top that the other end of cooling gas-supply pipe runs through the box is connected with the funnel, the top fixedly connected with support body of box, the inner wall top fixedly connected with sleeve of support body. This novel converter of dustproof ventilation, through drying the dehumidifier, the cooling gas-supply pipe, the support body, the sleeve, first pivot, the all-gear, mutually supporting of parts such as ratch and open-close board, make the device dry to the moisture in the air that gets into, avoid humid air to cause the harm to equipment, and can directly act on equipment, the air that drives in the device flows, thereby reach the purpose to equipment cooling, and when needs overhaul equipment, can open fast and closed shell, be convenient for maintain.

Description

Novel dustproof and ventilated frequency converter

Technical Field

The utility model relates to a frequency conversion equipment technical field specifically is a novel converter of dustproof ventilation.

Background

The frequency converter is a power control device which applies frequency conversion technology and microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor, and mainly comprises a rectifying unit, a filtering unit, an inverting unit, a braking unit, a driving unit, a detecting unit and a microprocessing unit.

However can produce a large amount of heats at equipment operation in-process, need in time dispel the heat, otherwise can influence the life of equipment and cause the conflagration even, current converter often is through box with equipment protection parcel, ventilation cooling nature is relatively poor, if direct with fan cooling, contain too much moisture in the air, can cause the influence to equipment, and current device is when overhauing and maintaining equipment, the shell is opened comparatively trouble, waste time and energy, along with long-time use in addition, air in the equipment is comparatively more static, make the dust can be deposited on equipment, influence the use and the thermal diffusivity of equipment.

In order to solve the problems, innovative design is urgently needed on the basis of the original novel frequency converter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel converter of dustproof ventilation to it is relatively poor to provide ventilation cooling in solving above-mentioned background art, if direct with the fan cooling, contain too much moisture in the air, can cause the influence to equipment, and current device is when overhauing and maintaining equipment, the shell is opened comparatively trouble, wastes time and energy, along with long-time use in addition, the air in the equipment is comparatively static, make the dust can be long-pending on equipment, influence the use of equipment and the problem of thermal diffusivity.

In order to achieve the above object, the utility model provides a following technical scheme: a novel dustproof and ventilated frequency converter comprises a box body, wherein a drying dehumidifier is arranged on the outer wall of the box body, a cooling gas conveying pipe is arranged in the box body, one end of the cooling gas conveying pipe is connected to the drying dehumidifier, the other end of the cooling gas conveying pipe penetrates through the top of the box body and is connected with a funnel, the top of the box body is fixedly connected with a frame body, the top of the inner wall of the frame body is fixedly connected with a sleeve, the bottom of the inner wall of the sleeve is in bearing connection with a first rotating shaft, the upper end of the first rotating shaft penetrates through the top of the frame body and is connected with a turntable, the outer wall of the first rotating shaft is fixedly connected with a full gear, both sides of the outer wall of the full gear are respectively in meshing connection with a gear rod, the end part of the gear rod is connected with a limiting block through a shaft, the limiting block is arranged in a limiting groove, the limiting groove is arranged on the inner wall of an opening plate, the top of the opening plate is hinged to the top of the frame body, be provided with the filter screen board on the open-close plate, the top fixedly connected with telescopic link of box, the outer wall of telescopic link is provided with buffer gear, the upper end fixedly connected with mesh plate of telescopic link, frequency conversion equipment is installed at the top of mesh plate.

Preferably, the cooling air delivery pipe sets up to the bending form, and the outer wall nestification of cooling air delivery pipe has the coolant liquid pipe.

Preferably, the number of the toothed bars is two, and the two sides of the outer wall of each toothed bar are provided with the fixed blocks.

Preferably, the buffer mechanism comprises a connecting rod, a sliding block, a sliding groove and a reset spring, the outer wall shaft of the telescopic rod is connected with the connecting rod, the lower end shaft of the connecting rod is connected with the sliding block, the sliding groove is formed in the box body, the sliding block is located in the sliding groove, and the reset spring is connected between the sliding groove and the sliding block.

Preferably, the sliding block is arranged in a T-shaped structure, and the sliding block is in sliding connection with the sliding groove.

Preferably, the mesh plate is densely distributed with breathable meshes, and the mesh plate is positioned right above the cooling gas conveying pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the novel dustproof and ventilated frequency converter has the advantages that the drying dehumidifier, the cooling gas pipe, the frame body, the sleeve, the first rotating shaft, the full gear, the toothed bar, the opening plate and other parts are matched with one another, so that the device can dry moisture in the entering air, the damage of the moist air to equipment is avoided, the moist air can directly act on the equipment to drive the air in the device to flow, the purpose of cooling the equipment is achieved, and when the equipment needs to be overhauled, the shell can be quickly opened and closed, and the maintenance is convenient;

through the mutual cooperation of parts such as buffer gear and mesh board for the device protects equipment when receiving external force and assaults, avoids equipment to receive the impact damage.

Drawings

Fig. 1 is a schematic view of the closed-state front-view section structure of the present invention;

FIG. 2 is a schematic view of the open state front section structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the top view of the all-gear mechanism of the present invention;

fig. 5 is a schematic view of a side view profile structure of the cooling gas pipe of the present invention.

In the figure: 1. a box body; 2. drying a dehumidifier; 3. a cooling gas pipe; 4. a frame body; 5. a sleeve; 6. a first rotating shaft; 7. all-gear; 8. a rack bar; 9. opening and closing the board; 10. a filter screen plate; 11. a limiting groove; 12. a limiting block; 13. a telescopic rod; 14. a buffer mechanism; 1401. a connecting rod; 1402. a slider; 1403. a chute; 1404. a return spring; 15. mesh plates.

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 novel dustproof and ventilated frequency converter comprises a box body 1, wherein a drying dehumidifier 2 is arranged on the outer wall of the box body 1, a cooling gas conveying pipe 3 is arranged in the box body 1, one end of the cooling gas conveying pipe 3 is connected to the drying dehumidifier 2, the other end of the cooling gas conveying pipe 3 penetrates through the top of the box body 1 to be connected with a funnel, the top of the box body 1 is fixedly connected with a frame body 4, the top of the inner wall of the frame body 4 is fixedly connected with a sleeve 5, the bottom of the inner wall of the sleeve 5 is in bearing connection with a first rotating shaft 6, the upper end of the first rotating shaft 6 penetrates through the top of the frame body 4 to be connected with a rotating disc, the outer wall of the first rotating shaft 6 is fixedly connected with a full gear 7, two sides of the outer wall of the full gear 7 are respectively in meshing connection with a toothed bar 8, the end shaft of the toothed bar 8 is connected with a limiting block 12, the limiting block 12 is arranged in a limiting groove 11, the inner wall of a limiting groove 9, the top of an opening plate 9 is hinged to the top of the frame body 4, be provided with filter screen board 10 on the plywood 9, the top fixedly connected with telescopic link 13 of box 1, the outer wall of telescopic link 13 is provided with buffer gear 14, the upper end fixedly connected with mesh board 15 of telescopic link 13, and frequency conversion equipment is installed at mesh board 15's top.

The cooling gas-supply pipe 3 sets up to the bending form, and the outer wall nestification of cooling gas-supply pipe 3 has the coolant pipe for cooling gas-supply pipe 3 can cool down the hot-air after the heating dehumidification, avoids moist and hot-air to cause the harm to equipment.

The rack bar 8 is provided with two, and the outer wall both sides of rack bar 8 all are provided with the fixed block for when the full gear 7 is rotatory, can promote two rack bars 8 simultaneously and remove to both sides.

Buffer gear 14 includes connecting rod 1401, slider 1402, spout 1403 and reset spring 1404, and the outer wall shaft of telescopic link 13 is connected with connecting rod 1401, and the lower extreme hub connection of connecting rod 1401 has slider 1402, has seted up spout 1403 on the box 1, and slider 1402 is located spout 1403, is connected with reset spring 1404 between spout 1403 and the slider 1402 for buffer gear 14 can protect equipment, when avoiding receiving external force and assaulting, causes the harm to equipment.

The slider 1402 is configured to be a "T" type structure, and the slider 1402 and the sliding groove 1403 are connected in a sliding manner, so that the slider 1402 can move in the sliding groove 1403, and the sliding groove 1403 limits the slider 1402.

The intensive distribution has ventilative mesh on the mesh board 15, and mesh board 15 is located cooling gas-supply pipe 3 directly over for mesh board 15 can not block the air that cooling gas-supply pipe 3 carried, can direct action on equipment, and the effectual equipment that accelerates dispels the heat.

The working principle is as follows: according to the drawings of 1-5, firstly, a box body 1 is installed and fixed in a working area, a large amount of heat is generated along with the operation of equipment, a blower on a drying dehumidifier 2 is started at the moment, air is sucked into the drying dehumidifier 2 for heating, the drying dehumidifier 2 is the existing resistance heating equipment, the air enters a cooling air conveying pipe 3 along with the hot air, a cooling liquid pipe is arranged by bending the cooling air conveying pipe 3, the outer wall of the cooling air conveying pipe 3 is wrapped by a cooling liquid pipe, the hot air in the cooling air conveying pipe 3 is fully cooled, when the air after cooling and dehumidifying is discharged into a frame body 4 through a funnel at the end part of the cooling air conveying pipe 3, the equipment is wrapped by a sealing piece at the bottom of an opening plate 9 and the top of the box body 1 in a matching manner with the frame body 4, dust is prevented from entering the equipment, the air directly acts on the equipment along with the entering of a mesh plate 15, and the heat generated by the equipment is fully carried, upward flow, through the filter screen plate 10 discharging device on the outer wall of the open close board 9, thereby achieving the purpose of air flow, and avoiding the inward flow of air, bringing dust into, making the equipment easily accumulate dust and humid air to cause damage to the equipment, when needing to maintain the equipment, rotating the first rotating shaft 6 to drive the full gear 7 to rotate, through the meshing of the full gear 7 and the toothed blocks on the toothed bars 8, making the two toothed bars 8 move to the left and right sides respectively, and simultaneously pushing the limit block 12 to move downwards in the limit groove 11, making the open close board 9 open along the hinge on the top of the frame body 4 in opposite rotation, thereby maintaining the equipment, when being impacted by external force, the impact force is transmitted to the telescopic bar 13 and the mesh board 15 through the box body 1 to be acted on the equipment in advance, pushing the slider 1402 to move in the chute 1403 through the connecting rod 1401, making the reset spring 1404 compressed by force, the impact force is buffered by the reverse thrust of the return spring 1404, so that the damage to the equipment is avoided, and the working principle of the novel dustproof and ventilated frequency converter is the same.

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 novel converter of dustproof ventilation, includes box (1), its characterized in that: the outer wall of the box body (1) is provided with a drying dehumidifier (2), a cooling gas pipe (3) is arranged in the box body (1), one end of the cooling gas pipe (3) is connected to the drying dehumidifier (2), the other end of the cooling gas pipe (3) penetrates through the top of the box body (1) to be connected with a funnel, the top of the box body (1) is fixedly connected with a frame body (4), the top of the inner wall of the frame body (4) is fixedly connected with a sleeve (5), the inner wall bottom of the sleeve (5) is in bearing connection with a first rotating shaft (6), the top of the upper end of the first rotating shaft (6) penetrating through the frame body (4) is connected with a turntable, the outer wall of the first rotating shaft (6) is fixedly connected with a full gear (7), both sides of the outer wall of the full gear (7) are all in meshing connection with a toothed bar (8), and the end shaft of the toothed bar (8) is connected with a limiting block (12), stopper (12) set up in the inside of spacing groove (11), the inner wall of open close plate (9) is seted up in spacing groove (11), the top hinge connection of open close plate (9) is in the top of support body (4), be provided with filter plate (10) on open close plate (9), top fixedly connected with telescopic link (13) of box (1), the outer wall of telescopic link (13) is provided with buffer gear (14), the upper end fixedly connected with mesh board (15) of telescopic link (13), frequency conversion equipment is installed at the top of mesh board (15).

2. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: the cooling air delivery pipe (3) is arranged in a bent shape, and a cooling liquid pipe is nested on the outer wall of the cooling air delivery pipe (3).

3. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: the number of the toothed bars (8) is two, and the two sides of the outer wall of each toothed bar (8) are provided with fixed blocks.

4. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: buffer gear (14) include connecting rod (1401), slider (1402), spout (1403) and reset spring (1404), the outer wall shaft of telescopic link (13) is connected with connecting rod (1401), the lower extreme hub connection of connecting rod (1401) has slider (1402), spout (1403) have been seted up on box (1), slider (1402) are located spout (1403), be connected with reset spring (1404) between spout (1403) and slider (1402).

5. The novel dustproof and ventilated frequency converter according to claim 4, characterized in that: the sliding block (1402) is arranged to be of a T-shaped structure, and the sliding block (1402) is connected with the sliding groove (1403) in a sliding mode.

6. The novel dustproof and ventilated frequency converter according to claim 1, characterized in that: the mesh plate (15) is densely distributed with breathable meshes, and the mesh plate (15) is positioned right above the cooling gas conveying pipe (3).