CN217215529U - Low-voltage switch cabinet with built-in ventilation mechanism - Google Patents

Abstract

The utility model relates to a cubical switchboard technical field specifically is a low-voltage switchgear of built-in ventilation mechanism, including the low-voltage switchgear casing, be provided with two sets of ventilation mechanisms on the back lateral wall of low-voltage switchgear casing, ventilation mechanism includes several ventilation pipes, and the internally mounted of ventilation pipe has drainage fan, and the mouth of pipe department of ventilation pipe is provided with the dustproof subassembly of preventing blockking up. When the drainage fan is started, the air circulation in the equipment is accelerated, the heat can be quickly dissipated, and the heat dissipation efficiency is greatly improved; and the dust-proof component is arranged to prevent blockage, the filter plate at the pipe orifice of the ventilation pipe can block external dust and impurities, so that dust is prevented from entering the equipment, after the equipment is used for a long time, the filter plate is prevented from attaching dust, blockage is possibly caused, the motor is controlled to be started to drive the gear to rotate, the gear drives the toothed ring to rotate, the central column drives the mounting disc to rotate, the surface of the filter plate is cleaned by the cleaning rod, and blockage caused by excessive dust accumulation is avoided.

Description

Low-voltage switch cabinet with built-in ventilation mechanism

Technical Field

The utility model relates to a low-voltage switchgear technical field specifically is a low-voltage switchgear of built-in ventilation mechanism.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like.

Because all can be provided with a large amount of electrical components in the cubical switchboard, the equipment during operation can produce a large amount of heats, and low-voltage switch cabinet among the prior art is mostly only set up simple louvre and dispels the heat, and radiating efficiency is poor, and inside outside dust got into equipment easily, can influence equipment normal use moreover, need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage switchgear of built-in ventilation mechanism 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: the utility model provides a low-voltage switchgear of built-in ventilation mechanism, is including the low-voltage switchgear casing, be provided with two sets of ventilation mechanisms on the back lateral wall of low-voltage switchgear casing, ventilation mechanism includes several ventilation pipes, the internally mounted of ventilation pipe has drainage fan, the mouth of pipe department of ventilation pipe is provided with the dustproof subassembly of preventing blockking up.

Preferably, the dustproof assembly comprises a fixing ring fixed on the inner wall of the ventilation pipe, a central bearing is arranged in the middle of the fixing ring, and a plurality of support rods and filter plates are connected between the fixing ring and the central bearing.

Preferably, the center post is inserted in the inner circle of center bearing, installs the mounting disc on the top lateral wall of center post, and it has several cleaning rods to peg graft on the mounting disc, and cleaning rod pegs graft and is served at one of mounting disc inside and seted up the locating hole, is provided with the brush hair on the cleaning rod bottom surface, and the brush hair laminating is on the filter plate surface.

Preferably, the side wall of the bottom of the central column is connected with a plurality of connecting rods, and the end parts of the connecting rods are provided with gear rings.

Preferably, the outer wall of the ventilation pipe is connected with a motor, the end part of the motor is connected with a gear, and the gear is meshed with the gear ring.

Preferably, the center post is hollow structure, and the inside activity of center post is pegged graft and is had the inner prop, and the bottom of inner prop is connected with taut spring, and the top of inner prop is connected with compresses tightly the dish, compresses tightly to be provided with several sets of reference columns on the dish bottom surface, and the reference column runs through the mounting disc and pegs graft in the locating hole.

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

1. the utility model provides a low-voltage switch cabinet with a built-in ventilation mechanism, because of being provided with two sets of ventilation mechanisms, when the drainage fan is started, the circulation of air in the equipment is accelerated, the heat can be rapidly dissipated, and the heat dissipation efficiency is greatly improved;

2. because of being provided with the dustproof subassembly of preventing blockking up again, the filter plate of ventilation pipe mouth of pipe department can stop outside dust impurity, avoids inside the dust gets into equipment, causes the adverse effect to electrical components, and after equipment uses for a long time, the filter plate avoids can be attached to the dust, probably produces the jam, and control motor starts and drives gear revolve, and the gear drives the ring gear and rotates, and then makes the center post drive mounting disc rotate, and then makes the scavenging lever clean the filter plate surface, but avoids excessively saving of dust and causes the jam.

Drawings

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

fig. 2 is a sectional view of the ventilation mechanism of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: the low-voltage switch cabinet comprises a low-voltage switch cabinet shell 1, a ventilation pipe 2, a drainage fan 3, a fixing ring 4, a central bearing 5, a support rod 6, a filter plate 7, a central column 8, a connecting rod 9, a toothed ring 10, a motor 11, a gear 12, an installation disc 13, a cleaning rod 14, a positioning hole 1401, an inner column 15, a tensioning spring 1501, a pressing disc 16 and a positioning column 1601.

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 to 3, the present invention provides a technical solution: the utility model provides a low-voltage switchgear of built-in ventilation mechanism, is provided with two sets of ventilation mechanism including low-voltage switchgear casing 1 on the back lateral wall of low-voltage switchgear casing 1, and ventilation mechanism includes several ventilation pipes 2, and the internally mounted of ventilation pipe 2 has drainage fan 3, and the circulation of air in the acceleration equipment when drainage fan 3 starts circulates, can give off the heat rapidly, has improved the radiating efficiency greatly.

The mouth of pipe department of ventilation pipe 2 is provided with the dustproof subassembly of preventing blockking up, and the dustproof subassembly is including fixing solid fixed ring 4 at ventilation pipe 2 inner wall, and the centre of solid fixed ring 4 is provided with central bearing 5, is connected with a plurality of spinal branch vaulting poles 6 and filter plate 7 between solid fixed ring 4 and the central bearing 5, and the filter plate 7 of 2 mouths of pipe of ventilation pipe can block outside dust impurity outside, avoids inside the dust entering equipment, causes electrical components adverse effect.

Center post 8 has been pegged graft in central bearing 5's inner circle, install mounting disc 13 on the top lateral wall of center post 8, it has several cleaning rod 14 to peg graft on mounting disc 13, cleaning rod 14 pegs graft and serves at the inside one of mounting disc 13 and seted up locating hole 1401, be provided with the brush hair on cleaning rod 14 bottom surface, the brush hair laminating is on the surface at filter plate 7, be connected with a plurality of connecting rods 9 on the bottom lateral wall of center post 8, ring gear 10 is installed to the tip of connecting rod 9, be connected with motor 11 on the outer wall of ventilation pipe 2, motor 11's end connection has gear 12, gear 12 and ring gear 10 meshing are connected.

Center post 8 is hollow structure, center post 8's inside activity is pegged graft and is had interior post 15, the bottom of interior post 15 is connected with taut spring 1501, the top of interior post 15 is connected with compresses tightly the dish 16, it is provided with array reference column 1601 to compress tightly on the dish 16 bottom surface, reference column 1601 runs through mounting disc 13 and pegs graft in locating hole 1401, it needs to be changed to clean pole 14 after using for a long time, will compress tightly the dish 16 and upwards stimulate, reference column 1601 shifts out locating hole 1401, can extract and insert and connect new pole 14 that cleans pole 14 from mounting disc 13, then taut spring 1501 kick-backs and makes and compress tightly dish 16 and press on mounting disc 13, reference column 1601 inserts in the locating hole 1401, can accomplish the change.

The utility model provides a low-voltage switch cabinet with a built-in ventilation mechanism, because of being provided with two sets of ventilation mechanisms, when the drainage fan 3 is started, the circulation of air in the equipment is accelerated, the heat can be rapidly dissipated, and the heat dissipation efficiency is greatly improved; and because of being provided with the dustproof subassembly of preventing blockking up, the filter plate 7 of ventilation pipe 2 mouth of pipe department can stop outside dust impurity, avoid the dust to get into inside the equipment, cause the adverse effect to electrical components, after the long-time use of equipment, dust can be avoided attaching to filter plate 7, probably produce the jam, control motor 11 starts and drives gear 12 and rotate, gear 12 drives ring gear 10 and rotates, and then make center post 8 drive mounting disc 13 and rotate, and then make cleaning rod 14 clean the surface of filter plate 7, but avoid the excessive accumulation of dust to cause the jam.

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 (6)

1. The utility model provides a built-in ventilation mechanism's low-voltage switchgear, includes low-voltage switchgear casing (1), its characterized in that: the low-voltage switchgear casing is characterized in that two sets of ventilation mechanisms are arranged on the side wall of the back face of the low-voltage switchgear casing (1), each ventilation mechanism comprises a plurality of ventilation pipes (2), a drainage fan (3) is arranged inside each ventilation pipe (2), and a dustproof assembly capable of preventing blockage is arranged at the pipe orifice of each ventilation pipe (2).

2. The low-voltage switch cabinet with the built-in ventilation mechanism, according to claim 1, is characterized in that: the dustproof assembly comprises a fixing ring (4) fixed on the inner wall of the ventilation pipe (2), a central bearing (5) is arranged in the middle of the fixing ring (4), and a plurality of support rods (6) and filter plates (7) are connected between the fixing ring (4) and the central bearing (5).

3. The low-voltage switch cabinet with the built-in ventilation mechanism as claimed in claim 2, wherein: the inner ring of the central bearing (5) is inserted with a central column (8), a mounting disc (13) is mounted on the side wall of the top end of the central column (8), a plurality of cleaning rods (14) are inserted into the mounting disc (13), one end of each cleaning rod (14) inserted into the mounting disc (13) is provided with a positioning hole (1401), the bottom surface of each cleaning rod (14) is provided with bristles, and the bristles are attached to the surface of the filter plate (7).

4. The low-voltage switch cabinet with the built-in ventilation mechanism as claimed in claim 3, wherein: the side wall of the bottom of the central column (8) is connected with a plurality of connecting rods (9), and the end parts of the connecting rods (9) are provided with toothed rings (10).

5. The low-voltage switch cabinet with the built-in ventilation mechanism, according to claim 1, is characterized in that: the outer wall of the ventilation pipe (2) is connected with a motor (11), the end part of the motor (11) is connected with a gear (12), and the gear (12) is meshed with the gear ring (10).

6. The low-voltage switch cabinet with the built-in ventilation mechanism as claimed in claim 3, wherein: center post (8) are hollow structure, and the inside activity of center post (8) is pegged graft and is had interior post (15), and the bottom of interior post (15) is connected with taut spring (1501), and the top of interior post (15) is connected with compresses tightly dish (16), compresses tightly and is provided with array reference column (1601) on dish (16) bottom surface, and reference column (1601) run through mounting disc (13) and peg graft in locating hole (1401).

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