CN210432320U - Ventilation and heat dissipation device for mining frequency converter - Google Patents

Abstract

The utility model relates to a converter heat dissipation technical field specifically is a mining converter ventilation heat abstractor, including the heat dissipation chamber, the fan has been seted up to heat dissipation chamber upper end, the upper end of fan leads to there are a plurality of play tuber pipes, the slot has been seted up to the both sides in heat dissipation chamber, the inside nestification of slot has the filter chamber, the movable groove has been seted up to the upper end of filter chamber, the elastic bag is sealed to the inner wall in movable groove, the filter chamber is rectangle hollow structure and both sides fixedly connected with filter screen, in the utility model, through reciprocating plate reciprocating motion, thereby the brush clears up the filter screen, thereby makes heat abstractor can remain stable filtration dust ability, thereby improves the ventilation cooling effect, and the air outlet is convenient for blow the filter screen simultaneously, improves the dust removal effect, the utility model discloses heat abstractor, convenient the dismantlement is.

Description

Ventilation and heat dissipation device for mining frequency converter

Technical Field

The utility model relates to a converter heat dissipation technical field specifically is a mining converter ventilation heat abstractor.

Background

The frequency converter is an electric control device which applies a frequency conversion technology and a microelectronic technology and controls an alternating current motor by changing the frequency mode of a working power supply of the motor.

And to mining converter, because of the interior dust of ore way is relatively poor, therefore traditional converter appears blockking up the filter screen by the dust easily to lead to the too poor problem of converter heat dissipation, lack a stable long-term messenger's converter heat abstractor, make the converter can not be because of the dust blocks up, the daily normal heat dissipation of converter is guaranteed to the stability.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a mining converter ventilation heat abstractor has solved mining converter, and is relatively poor because of the interior dust of ore deposit way, therefore traditional converter appears blockking up the filter screen by the dust easily to lead to the converter to dispel the heat too poor problem, lack a stable long-term messenger converter heat abstractor, make the converter can not block up because of the dust, stably guarantee the daily normal heat dissipation problem of converter.

In order to achieve the above object, the utility model provides a following technical scheme: a ventilation and heat dissipation device for a mining frequency converter comprises a heat dissipation cavity, wherein a fan is arranged at the upper end of the heat dissipation cavity, a plurality of air outlet pipes are communicated with the upper end of the fan, slots are formed in two sides of the heat dissipation cavity, a filter cavity is nested in the slots, a movable groove is formed in the upper end of the filter cavity, an elastic bag is sealed in the inner wall of the movable groove, the filter cavity is of a rectangular hollow structure, filter screens are fixedly connected to two sides of the filter cavity, a lead screw is rotatably connected to the inside of the filter cavity, the front end of the lead screw penetrates through the outside of the filter cavity and is fixedly connected with a motor, a reciprocating plate is slidably connected to the inside of the filter cavity and is deviated from two sides of the two filter screens, hairbrushes are fixedly connected to the side faces of the reciprocating plate at the front end and the rear end of each air outlet, an air inlet pipe is communicated with the upper end of, the other end of the guide pipe is communicated with the air outlet pipe through a pipe sleeve.

As a preferred technical scheme of the utility model, the outside of filter chamber offsets with the slot inner wall all around, one side of filter chamber is located the inside fixedly connected with sealing washer in heat dissipation chamber all around, the sealing washer passes through the screw and links to each other with the heat dissipation intracavity wall is fixed.

As an optimal technical scheme of the utility model, the brush is made for the nylon material, just the tip of brush and the surface contact of filter screen.

As a preferred technical scheme of the utility model, the elasticity bag is made for having elastic nylon material, and the inner wall of elasticity bag is equipped with the seal membrane, the through-hole that holds the air-supply line is seted up to the inside of elasticity bag, it is sealed through glue between air-supply line and the through-hole inner wall.

As an optimized technical proposal of the utility model, the air inlet pipe is fixedly connected with the guide pipe through a pipe sleeve.

As an optimized technical scheme of the utility model, the central point of reciprocating plate puts and is equipped with the screw that matches each other with the lead screw.

Compared with the prior art, the utility model provides a mining converter ventilation heat abstractor possesses following beneficial effect:

this mining converter ventilation heat abstractor, it rotates to utilize the motor to drive the lead screw, thereby drive reciprocating plate reciprocating motion between two-layer filter screen, thereby utilize the brush of reciprocating plate both sides to last the clearance to the filter screen, thereby solve the filter screen and block up because of the dust easily, influence the fan heat dissipation problem, the wind that blows off simultaneously passes through the fan and passes through the inside that pipe and air-supply line input reciprocating plate, and blow to the filter screen through the air outlet that reciprocating plate side was seted up, thereby make the dust clearance cleaner, make the filter screen not be infected with the dust, filter chamber nested connection is in slot internal design, conveniently with a plurality of filter chambers nested around the heat dissipation chamber, convenient the dismantlement is changed, and is simple and practical.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a right sectional view of the filter chamber of the present invention;

FIG. 3 is a perspective view of the reciprocating plate structure of the present invention;

FIG. 4 is a main sectional view of the shuttle plate structure of FIG. 3;

fig. 5 is a perspective view of the filter chamber structure of the present invention.

In the figure: 1. a heat dissipation cavity; 2. a fan; 3. a slot; 4. an air outlet pipe; 5. a filter chamber; 6. a filter screen; 7. a movable groove; 8. an elastic bag; 9. an air inlet pipe; 10. a reciprocating plate; 11. a screw rod; 12. a motor; 13. a brush; 14. an air outlet; 15. a screw; 16. a seal ring; 17. pipe sleeve; 18. a conduit.

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 the following technical solutions: a ventilation and heat dissipation device for a mining frequency converter comprises a heat dissipation cavity 1, wherein a fan 2 is arranged at the upper end of the heat dissipation cavity 1, a plurality of air outlet pipes 4 are communicated at the upper end of the fan 2, slots 3 are arranged at two sides of the heat dissipation cavity 1, a filter cavity 5 is nested inside the slots 3, a movable groove 7 is arranged at the upper end of the filter cavity 5, an elastic bag 8 is sealed at the inner wall of the movable groove 7, the filter cavity 5 is of a rectangular hollow structure, filter screens 6 are fixedly connected at two sides, a screw rod 11 is rotatably connected inside the filter cavity 5, the front end of the screw rod 11 penetrates through the outside of the filter cavity 5 and is fixedly connected with a motor 12, a reciprocating plate 10 is slidably connected inside the filter cavity 5 at the outside of the screw rod 11, air outlets 14 are arranged at two sides of the reciprocating plate 10, brushes 13 are fixedly connected at the front and rear ends of the air outlets 14 on the, the upper end of the air inlet pipe 9 penetrates through the elastic bag 8 and is detachably connected to the guide pipe 18, and the other end of the guide pipe 18 is communicated with the air outlet pipe 4 through the pipe sleeve 17.

Specifically, the outside of the filter chamber 5 is abutted against the inner wall of the slot 3, the inner part of the heat dissipation chamber 1 is fixedly connected with a sealing ring 16 on the periphery of one side of the filter chamber 5, and the sealing ring 16 is fixedly connected with the inner wall of the heat dissipation chamber 1 through a screw 15.

In this embodiment, filter 5 is conveniently dismantled from slot 3, conveniently changes filter 5.

Specifically, the brush 13 is made of nylon, and an end of the brush 13 contacts with the surface of the filter screen 6.

In this embodiment, the brush 13 effectively cleans the surface of the filter screen 6.

Specifically, elastic bag 8 is made for having elastic nylon material, and elastic bag 8's inner wall is equipped with the seal membrane, and elastic bag 8's inside is seted up the through-hole that holds air-supply line 9, and is sealed through glue between air-supply line 9 and the through-hole inner wall.

In this embodiment, when the reciprocating plate 10 drives the air inlet pipe 9 to slide in the movable slot 7, the movable slot 7 can be sealed by the elastic bag 8.

Specifically, the air inlet pipe 9 is fixedly connected with the guide pipe 18 through the pipe sleeve 17.

In this embodiment, the air inlet duct 9 and the duct 18 are detached, respectively.

Specifically, a screw hole matched with the screw rod 11 is formed in the center of the reciprocating plate 10.

In this embodiment, the reciprocating plate 10 slides relatively with the rotation of the screw rod 11.

The utility model discloses a theory of operation and use flow: this mining converter ventilation heat abstractor, utilize motor 12 to drive lead screw 11 and rotate, thereby drive reciprocating plate 10 reciprocating motion between two-layer filter screen 6, thereby utilize the brush 13 of reciprocating plate 10 both sides to last clearance filter screen 6, thereby solve filter screen 6 and block up because of the dust easily, influence fan 2 heat dissipation problem, the wind that blows off simultaneously through fan 2 passes through pipe 18 and air-supply line 9 and inputs reciprocating plate 10's inside, and air outlet 14 seted up through reciprocating plate 10 side is bloied filter screen 6, thereby it is cleaner to make the dust clearance, make filter screen 6 not be infected with the dust, 5 nested connections of filter chamber 5 are in 3 internal design of slot, conveniently with a plurality of filter chambers 5 nestings around heat dissipation chamber 1, convenient dismantlement is changed, and is simple and practical.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a mining frequency converter ventilation heat abstractor, includes heat dissipation chamber (1), its characterized in that, fan (2) have been seted up to heat dissipation chamber (1) upper end, the upper end of fan (2) leads to there are a plurality of play tuber pipes (4), slot (3) have been seted up to the both sides in heat dissipation chamber (1), the inside nestification of slot (3) has filter chamber (5), movable groove (7) have been seted up to the upper end of filter chamber (5), the sealed elasticity bag (8) of inner wall of movable groove (7), filter chamber (5) are rectangle hollow structure and both sides fixedly connected with filter screen (6), filter chamber (5) inside rotation is connected with lead screw (11), the front end of lead screw (11) runs through to the outside fixedly connected with motor (12) of filter chamber (5), the outside of lead screw (11) is located the inside sliding connection of filter chamber (5) and has reciprocating plate (10), air outlet (14) have been seted up to reciprocating plate (10) both sides of being partial to two filter screens (6), both ends are located reciprocating plate (10) side fixedly connected with brush (13) around air outlet (14), the upper end of reciprocating plate (10) leads to has air-supply line (9), the upper end of air-supply line (9) is run through to elastic bag (8) and can be dismantled the connection on pipe (18), the other end of pipe (18) leads to with air-out pipe (4) through pipe box (17) and links to each other.

2. The mining frequency converter ventilation and heat dissipation device of claim 1, wherein; the outside of filter chamber (5) is all around supported with slot (3) inner wall, one side of filter chamber (5) is located the inside fixedly connected with sealing washer (16) of heat dissipation chamber (1) all around, sealing washer (16) pass through screw (15) and heat dissipation chamber (1) inner wall fixed link to each other.

3. The mining frequency converter ventilation and heat dissipation device of claim 1, characterized in that: the brush (13) is made of nylon materials, and the end part of the brush (13) is in contact with the surface of the filter screen (6).

4. The mining frequency converter ventilation and heat dissipation device of claim 1, characterized in that: elastic bag (8) are made for having elastic nylon material, and the inner wall of elastic bag (8) is equipped with the seal membrane, the through-hole that holds air-supply line (9) is seted up to the inside of elastic bag (8), it is sealed through glue between air-supply line (9) and the through-hole inner wall.

5. The mining frequency converter ventilation and heat dissipation device of claim 1, characterized in that: the air inlet pipe (9) is fixedly connected with the guide pipe (18) through a pipe sleeve (17).

6. The mining frequency converter ventilation and heat dissipation device of claim 1, characterized in that: and a screw hole matched with the screw rod (11) is formed in the center of the reciprocating plate (10).

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