CN213492642U

CN213492642U - Dust removal fan for pencil processing

Info

Publication number: CN213492642U
Application number: CN202021582800.6U
Authority: CN
Inventors: 张玉君
Original assignee: Dalian Aisen Stationery Co ltd
Current assignee: Dalian Aisen Stationery Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-06-22
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a dust exhausting fan is used in pencil processing, including the dust shaker, the lower extreme fixedly connected with of dust shaker connects the storehouse, the lower terminal surface of connecting the storehouse runs through and is equipped with two connecting pipes, two the equal sliding connection of lateral wall of connecting pipe has external pipe, two connecting pipe and two are external to manage and all are equipped with two first stop gear, two between the external pipe the lateral wall of external pipe all is equipped with two intake pipes, corresponds two all be equipped with sealing mechanism, two between the intake pipe the external lateral wall of managing all runs through and is equipped with the filter screen. The utility model has reasonable structure design, and can seal the joint of the external connecting pipe and the connecting pipe by the expansion of the air bag when the external connecting pipe is installed, so that dust is not easy to fly out of the joint, and the dust removal effect is improved; the filter screen can be quickly mounted and dismounted, and the filter screen is convenient to clean.

Description

Dust removal fan for pencil processing

Technical Field

The utility model relates to a pencil processing technology field especially relates to a dust exhausting fan is used in pencil processing.

Background

The pencils are special pens for writing and drawing sketches, and have a history of more than four hundred years to date, wherein the pencils for drawing the sketches are divided into various types, and the pencils are divided into three development stages, namely graphite, wooden penholders and pencils with caps, and in addition, the pencils have red and white, black and white, yellow and black stripes and the like.

More dust is generated in the pencil processing process, if the dust is not treated in time, workers can easily damage bodies when working in a dust-filled environment for a long time, an external connection pipe of the existing dust remover is directly connected with a connection pipe through elasticity, the connection mode is unstable, the external connection pipe is easily dropped, and the dust removal effect is reduced; the filter screen in the external connecting pipe is not easy to detach, and larger scraps are not easy to clean; therefore, the dust removal fan for pencil processing is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a dust removal fan for pencil processing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dust exhausting fan is used in pencil processing, includes the dust shaker, the lower extreme fixedly connected with of dust shaker connects the storehouse, the lower terminal surface of connecting the storehouse runs through and is equipped with two connecting pipes, two the equal sliding connection of lateral wall of connecting pipe has external pipe, two all be equipped with two first stop gear between connecting pipe and two external pipes, two the lateral wall of external pipe all is equipped with two intake pipes, corresponds two all be equipped with sealing mechanism, two between the intake pipe the lateral wall of external pipe all runs through and is equipped with the filter screen, two all be equipped with second stop gear between filter screen and the external pipe that corresponds, the lower terminal surface fixedly connected with support column of connecting the storehouse.

Preferably, the first limiting mechanism comprises a T-shaped rod penetrating through the outer side wall of the connecting pipe, the T-shaped rod is connected with the outer side wall of the connecting pipe through two first springs, a first limiting groove is formed in the outer side wall of the connecting pipe, and the T-shaped rod extends into the first limiting groove and is connected with the first limiting groove in a sliding mode.

Preferably, sealing mechanism includes the piston of sliding connection at the intake pipe inside wall, the upper end fixedly connected with piston rod of piston, the piston rod runs through the lateral wall of external pipe and rather than sliding connection, the port fixedly connected with gasbag of intake pipe.

Preferably, second stop gear fixed connection is at the connecting block of external pipe lateral wall, the lateral wall sliding connection of connecting block has the gag lever post, be equipped with slide mechanism between connecting block and the gag lever post, the lateral wall of filter screen one end is equipped with the second spacing groove, the gag lever post extends to the second spacing inslot.

Preferably, slide mechanism sets up the spout at the gag lever post lateral wall, the inner wall fixedly connected with guide bar of spout, the lateral wall cover of guide bar is equipped with rather than sliding connection's rectangular block, be connected through the second spring between the interior bottom of rectangular block and spout, the lateral wall of rectangular block and the lateral wall fixed connection of connecting block.

Preferably, one end of the T-shaped rod opposite to the side wall of the connecting pipe is an arc-shaped surface.

Compared with the prior art, the utility model, its beneficial effect does:

1. through the combined action of first stop gear and sealing mechanism, when installing external pipe, the gasbag inflation is sealed with the junction of external pipe and connecting pipe for the dust is difficult to fly out from the junction, has improved dust removal effect.

2. Through the combined action of the second limiting mechanism and the sliding mechanism, the filter screen can be rapidly installed and disassembled, and the filter screen is convenient to clean.

In conclusion, when the external pipe is installed, the air bag expands to seal the joint of the external pipe and the connecting pipe, so that dust is not easy to fly out of the joint, and the dust removal effect is improved; the filter screen can be quickly mounted and dismounted, and the filter screen is convenient to clean.

Drawings

Fig. 1 is a schematic structural view of a dust removing fan for pencil processing according to the present invention;

FIG. 2 is an enlarged view of a part of the structure of the dust removing blower for pencil processing according to the present invention,

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

In the figure: the dust remover comprises a dust remover 1, a connecting bin 2, a supporting column 3, a connecting pipe 4, an external connecting pipe 5, a 6T-shaped rod, a first spring 7, a first limiting groove 8, an air inlet pipe 9, a piston rod 10, a piston 11, an air bag 12, a filter screen 13, a second limiting groove 14, a connecting block 15, a limiting rod 16, a sliding groove 17, a guide rod 18, a rectangular block 19 and a second spring 20.

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.

Referring to fig. 1-3, a dust removing fan for pencil processing comprises a dust removing machine 1, a connecting bin 2 is fixedly connected to the lower end of the dust removing machine 1, two connecting pipes 4 are arranged on the lower end surface of the connecting bin 2 in a penetrating manner, external pipes 5 are slidably connected to the outer side walls of the two connecting pipes 4, two first limiting mechanisms are arranged between the two connecting pipes 4 and the two external pipes 5, each first limiting mechanism comprises a T-shaped rod 6 penetrating through the outer side wall of the external pipe 5, the end of the T-shaped rod 6 opposite to the side wall of the connecting pipe 4 is an arc surface, the T-shaped rod 6 is connected with the outer side wall of the external pipe 5 through two first springs 7, a first limiting groove 8 is arranged on the outer side wall of the connecting pipe 4, the T-shaped rod 6 extends into the first limiting groove 8 and is slidably connected with the first limiting groove 8, when the external pipe 5 is required to be installed, the external pipe 5 is pushed into the connecting pipe 4, when, t type pole 6 extends to in the first spacing groove 8, so T type pole 6 is spacing to outer pipe 5 for outer pipe 5 is difficult for breaking away from connecting pipe 4.

Two lateral walls that are taken over 5 outward all are equipped with two intake pipe 9, all be equipped with sealing mechanism between two intake pipe 9 that correspond, sealing mechanism includes sliding connection at the piston 11 of intake pipe 9 inside wall, the upper end fixedly connected with piston rod 10 of piston 11, piston rod 10 runs through the lateral wall of taking over 5 outward and rather than sliding connection, the port fixedly connected with gasbag 12 of intake pipe 9, when taking over 5 downstream outward, piston rod 10 offsets with the lower terminal surface of being connected storehouse 2, take over 5 outward and continue downstream, piston 11 pours into the gasbag 12 into with the air injection in the intake pipe 9 in, gasbag 12 inflation, so gasbag 12 fills the space between taking over 5 and the connecting pipe 4 outward, make the difficult follow junction departure of dust, the effect of dust removal has been improved.

Two outer lateral walls of taking over 5 all run through and be equipped with filter screen 13, two filter screens 13 all are equipped with second stop gear between taking over 5 with the outer of correspondence, second stop gear fixed connection is at the connecting block 15 of taking over 5 lateral walls outward, connecting block 15's lateral wall sliding connection has gag lever post 16, be equipped with slide mechanism between connecting block 15 and the gag lever post 16, slide mechanism sets up the spout 17 at the gag lever post 16 lateral wall, the inner wall fixedly connected with guide bar 18 of spout 17, the lateral wall cover of guide bar 18 is equipped with rather than sliding connection's rectangular block 19, be connected through second spring 20 between the interior bottom of rectangular block 19 and spout 17, the lateral wall of rectangular block 19 and connecting block 15's lateral wall fixed connection, the lateral wall of filter screen 13 one end is equipped with second spacing groove 14, gag lever post 16 extends to in the second spacing groove 14, connect the lower terminal surface fixedly connected with support column.

Specifically, when the filter screen 13 needs to be disassembled, the two limiting rods 16 are pulled relatively, the limiting rods 16 are separated from the second limiting grooves 14, so that the limiting rods 16 do not limit the filter screen 13 any more, the filter screen 13 can be directly drawn out, and the filter screen 13 is convenient to clean.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

in the utility model, when the external pipe 5 needs to be installed, the external pipe 5 is aligned with the connecting pipe 4 and pushed in, when the T-shaped rod 6 is opposite to the first limiting groove 8, the T-shaped rod 6 extends into the first limiting groove 8, so that the T-shaped rod 6 limits the external pipe 5, and the external pipe 5 is not easy to be separated from the connecting pipe 4; meanwhile, when the external connecting pipe 5 moves downwards, the piston rod 10 abuts against the lower end face of the connecting bin 2, the external connecting pipe 5 continues to move downwards, the piston 11 injects air in the air inlet pipe 9 into the air bag 12, the air bag 12 expands, and thus the air bag 12 fills the space between the external connecting pipe 5 and the connecting pipe 4, so that dust is not easy to fly out of the connecting part, and the dust removal effect is improved.

When the filter screen 13 needs to be disassembled, the two limiting rods 16 are pulled relatively, the limiting rods 16 are separated from the second limiting grooves 14, so that the limiting rods 16 do not limit the filter screen 13 any more, the filter screen 13 is directly drawn out, and the filter screen 13 is conveniently cleaned.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A dust removal fan for pencil processing comprises a dust removal machine (1) and is characterized in that, the lower end of the dust remover (1) is fixedly connected with a connecting bin (2), the lower end face of the connecting bin (2) is provided with two connecting pipes (4) in a penetrating way, the outer side walls of the two connecting pipes (4) are connected with outer connecting pipes (5) in a sliding way, two first limiting mechanisms are arranged between the two connecting pipes (4) and the two outer connecting pipes (5), the side walls of the two outer connecting pipes (5) are provided with two air inlet pipes (9), a sealing mechanism is arranged between each two corresponding air inlet pipes (9), filter screens (13) are arranged on the outer side walls of the two outer connecting pipes (5) in a penetrating way, second limiting mechanisms are arranged between the two filter screens (13) and the corresponding outer connecting pipes (5), the lower end face of the connecting bin (2) is fixedly connected with a supporting column (3).

2. The dust-removing fan for pencil processing as claimed in claim 1, wherein the first limiting mechanism comprises a T-shaped rod (6) penetrating through an outer side wall of the outer connecting tube (5), the T-shaped rod (6) is connected with the outer side wall of the outer connecting tube (5) through two first springs (7), a first limiting groove (8) is formed in an outer side wall of the connecting tube (4), and the T-shaped rod (6) extends into the first limiting groove (8) and is slidably connected with the first limiting groove.

3. The dust removal fan for pencil processing as claimed in claim 1, wherein the sealing mechanism comprises a piston (11) slidably connected to an inner side wall of the air inlet pipe (9), a piston rod (10) is fixedly connected to an upper end of the piston (11), the piston rod (10) penetrates through a side wall of the outer connecting pipe (5) and is slidably connected with the outer connecting pipe, and an air bag (12) is fixedly connected to a port of the air inlet pipe (9).

4. The dust removal fan for pencil processing according to claim 1, wherein the second limiting mechanism is fixedly connected to a connecting block (15) on an outer side wall of the outer connecting pipe (5), a limiting rod (16) is slidably connected to a side wall of the connecting block (15), a sliding mechanism is arranged between the connecting block (15) and the limiting rod (16), a second limiting groove (14) is formed in a side wall of one end of the filter screen (13), and the limiting rod (16) extends into the second limiting groove (14).

5. The dust removal fan for pencil processing as claimed in claim 4, wherein the sliding mechanism is disposed in a sliding groove (17) formed in a side wall of the limiting rod (16), a guide rod (18) is fixedly connected to an inner wall of the sliding groove (17), a rectangular block (19) slidably connected with the guide rod is sleeved on an outer side wall of the guide rod (18), the rectangular block (19) is connected with an inner bottom of the sliding groove (17) through a second spring (20), and a side wall of the rectangular block (19) is fixedly connected with a side wall of the connecting block (15).

6. The dust-removing fan for pencil processing as claimed in claim 2, wherein the end of the T-shaped rod (6) opposite to the side wall of the connecting pipe (4) is an arc-shaped surface.