CN210701616U

CN210701616U - A dust recovery device for tungsten powder or tungsten carbide powder

Info

Publication number: CN210701616U
Application number: CN201921516574.9U
Authority: CN
Inventors: 何国安; 古伟荣; 李振艺
Original assignee: Heyuan Puyi Cemented Carbide Plant Co ltd
Current assignee: Heyuan Puyi Cemented Carbide Plant Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-09
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a dust recovery device for tungsten powder or tungsten carbide powder, including bag collector, dust absorption pipeline and suction hood, the suction end of bag collector links to each other with the suction hood through the dust absorption pipeline, and the suction end of bag collector is provided with the connecting pipe, and the dust absorption pipeline includes first trachea, second trachea, third trachea, fourth trachea, first elbow and second elbow, and connecting pipe, first trachea, first elbow, second trachea, second elbow, third trachea, fourth trachea and suction hood link to each other in proper order; the fourth air pipe is a hose, the first air pipe, the second air pipe and the third air pipe are all stainless steel pipes, an installation plate is welded on the outer wall of each stainless steel pipe, and a pneumatic knocking hammer is installed on each installation plate; use the utility model discloses when carrying out the recovery of tungsten powder dust or tungsten carbide powder dust, recovery tungsten powder dust or tungsten carbide powder dust that can be better.

Description

A dust recovery device for tungsten powder or tungsten carbide powder

Technical Field

The utility model relates to a dust recovery device field specifically is a dust recovery device for tungsten powder or tungsten carbide powder.

Background

The preparation of tungsten powder and tungsten carbide powder generally needs to go through two processes of ball milling and screening, when screening tungsten powder or tungsten carbide powder, tungsten powder dust or tungsten carbide powder dust can be produced, if the dust is not recycled, firstly, the waste of resources is caused, secondly, the pollution is caused to the environmental sanitation of a production workshop, thirdly, the harm is brought to the health of production workers, and therefore, the tungsten powder dust or the tungsten carbide powder dust is very necessary to be recycled. The method has the advantages that the labor intensity is high, and some recovery air pipes are located at positions which cannot be reached manually, so that manual knocking is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dust recovery unit for tungsten powder or tungsten carbide powder to be infected with the problem of tungsten powder dust or tungsten carbide powder dust on the recovery gas pipe inner wall when retrieving tungsten powder dust or tungsten carbide powder dust is retrieved in the improvement.

The utility model discloses a realize like this: a dust recovery device for tungsten powder or tungsten carbide powder comprises a bag type dust collector, a dust suction pipeline and a dust suction cover, wherein the air suction end of the bag type dust collector is connected with the dust suction cover through the dust suction pipeline; the fourth air pipe is a hose, the first air pipe, the second air pipe and the third air pipe are stainless steel pipes, mounting plates are welded to the outer walls of the stainless steel pipes, and pneumatic knocking hammers are mounted on the mounting plates.

Furthermore, the stainless steel pipe is provided with two mounting panels on the same circumferential direction at least, and each mounting panel of same circumferential direction evenly sets up along the circumferential direction of stainless steel pipe, and all install a pneumatic knocking hammer on each mounting panel.

Further, the trachea level of second sets up, the tracheal upper end of second is provided with a plurality of n-shaped plates, and is a plurality of the n-shaped plate evenly set up along the tracheal length direction of second, the lower extreme of two vertical portions of n-shaped plate links to each other with the tracheal outer wall of second is fixed, be provided with connect the via hole in the horizontal portion of n-shaped plate.

Furthermore, the upper end of the connecting pipe is provided with a connecting flange, two ends of the first air pipe, the second air pipe, the first elbow and the second elbow are respectively and fixedly connected with a connecting flange, the lower end of the first air pipe is connected with the connecting pipe through the connecting flange, the upper end of the first air pipe is connected with one end of the first elbow through the connecting flange, the other end of the first elbow is connected with the left end of the second air pipe through the connecting flange, the right end of the second air pipe is connected with one end of the second elbow through the connecting flange, the upper end of the third air pipe is provided with the connecting flange, the other end of the second elbow is connected with the upper end of the third air pipe through the connecting flange, the upper end of the fourth air pipe is sleeved at the lower end of the third air pipe and is connected with the third air pipe through an upper pipe hoop, the back of the dust hood is provided with a short connecting pipe, the lower end of the fourth air pipe is sleeved on the short connecting pipe, and the fourth air pipe and the short connecting pipe are connected through a lower pipe hoop.

Furthermore, rubber pads are arranged between the connecting flange plates connected with each other.

Furthermore, the fourth air pipe is a steel wire hose, an annular groove is formed in the outer wall of the lower end of the third air pipe, and the upper end of the fourth air pipe is clamped in the annular groove formed in the third air pipe by the upper pipe hoop; the outer wall of the short connecting pipe is provided with an annular groove, and the lower pipe hoop clamps the lower end of the fourth air pipe in the annular groove arranged on the short connecting pipe.

Furthermore, an opening is formed in the box wall of the bag type dust collector, a box door is arranged at the opening, and a sealing rubber strip is arranged between the box door and the outer wall of the bag type dust collector.

Compared with the prior art, the beneficial effects of the utility model are that: use the utility model discloses when carrying out the recovery of tungsten powder dust or tungsten carbide powder dust, firstly can reduce the excessive scattered before tungsten powder dust or tungsten carbide powder dust get into the suction hood, secondly make tungsten powder dust or tungsten carbide powder dust that glue on each dust absorption pipeline inner wall drop, recovery tungsten powder dust or tungsten carbide powder dust that can be better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a dust recycling device for tungsten powder or tungsten carbide powder according to the present invention;

FIG. 2 is a schematic structural diagram of a second gas pipe of the dust recycling device for tungsten powder or tungsten carbide powder of the present invention and the mounting and connecting components thereon;

fig. 3 is a front view showing the appearance of a bag type dust collector of a dust recovery apparatus for tungsten powder or tungsten carbide powder according to the present invention.

In the figure: 1. a bag filter; 2. a dust hood; 3. a first air pipe; 4. a second air pipe; 5. a third air pipe; 6. a fourth gas pipe; 7. a first elbow; 8. a second elbow; 9. a connecting pipe; 10. mounting a plate; 11. a pneumatic knocking hammer; 12. an n-shaped plate; 13. a pipe hoop is arranged; 14. a pipe hoop is arranged; 15. a short connecting pipe; 16. a box door; 17. a suspension rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, 2 and 3, in an embodiment of the present invention, a dust recycling device for tungsten powder or tungsten carbide powder includes a bag-type dust collector 1, a dust suction pipeline and a dust suction hood 2, wherein a suction end of the bag-type dust collector 1 is connected to the dust suction hood 2 through the dust suction pipeline, the suction end of the bag-type dust collector 1 is provided with a connection pipe 9, the dust suction pipeline includes a first air pipe 3, a second air pipe 4, a third air pipe 5, a fourth air pipe 6, a first elbow 7 and a second elbow 8, and the connection pipe 9, the first air pipe 3, the first elbow 7, the second air pipe 4, the second elbow 8, the third air pipe 5, the fourth air pipe 6 and the dust suction hood 2 are sequentially connected; the fourth air pipe 6 is a hose, the first air pipe 3, the second air pipe 4 and the third air pipe 5 are all stainless steel pipes, an installation plate 10 is welded on the outer wall of each stainless steel pipe, and a pneumatic knocking hammer 11 is installed on the installation plate 10.

The utility model discloses a theory of operation: tungsten powder dust or tungsten carbide powder dust can be generated during screening tungsten powder or tungsten carbide powder, the dust hood 2 is fixed at a position capable of better absorbing the tungsten powder dust or the tungsten carbide powder dust, if the dust hood is fixed on a frame right above the vibrating screen classifier, if the position affects the normal feeding of the vibrating screen classifier, the dust hood 2 can be fixed on the frame slightly deviating from the position right above the vibrating screen classifier, because the fourth gas pipe 6 directly connected with the dust hood 2 is a hose, the fixed positions can be realized, and the position of the dust hood 2 is convenient to adjust, the utility model discloses overflow before the tungsten powder dust or the tungsten carbide powder dust enters the dust hood 2 can be reduced, the tungsten powder dust or the tungsten carbide powder dust can be better recovered; the air inlet end of the pneumatic knocking hammer 11 is connected with the air outlet of an external pressure air storage tank through a pressure air pipe, a valve is arranged on the pressure air pipe, in the process of recovering tungsten powder dust or tungsten carbide powder dust, the valve arranged on the pressure air pipe is opened and closed discontinuously, the pneumatic knocking hammer 11 knocks the mounting plate 10 once when the pneumatic knocking hammer is opened once, vibration is transmitted to each stainless steel pipe, and therefore the tungsten powder dust or the tungsten carbide powder dust adhered to the inner wall of each stainless steel pipe falls off and is recovered by the cloth bag type dust remover 1.

So use the utility model discloses when carrying out the recovery of tungsten powder dust or tungsten carbide powder dust, firstly can reduce the excessive scattering before tungsten powder dust or tungsten carbide powder dust get into suction hood 2, secondly make tungsten powder dust or tungsten carbide powder dust that glue on each dust absorption pipeline inner wall drop, recovery tungsten powder dust or tungsten carbide powder dust that can be better.

Referring to fig. 1 and 2, in the embodiment of the present invention, at least two mounting plates 10 are disposed on a stainless steel pipe in the same circumferential direction, and each mounting plate 10 in the same circumferential direction is uniformly disposed along the circumferential direction of the stainless steel pipe, and each mounting plate 10 is mounted with a pneumatic knocking hammer 11; by the arrangement, the pneumatic knocking hammer 11 can vibrate the stainless steel pipe more uniformly when knocking the stainless steel pipe, and the cleaning effect of tungsten powder dust or tungsten carbide powder dust adhered to the inner wall of the stainless steel pipe is better.

Referring to fig. 1 and 2, in the embodiment of the present invention, the second air pipe 4 is horizontally disposed, the upper end of the second air pipe 4 is provided with a plurality of n-shaped plates 12, the n-shaped plates 12 are uniformly disposed along the length direction of the second air pipe 4, the lower ends of two vertical portions of the n-shaped plates 12 are fixedly connected with the outer wall of the second air pipe 4, and the horizontal portion of the n-shaped plates 12 is provided with a connecting through hole; the second air pipe 4 is connected with a suspension rod 17 arranged at the top of the workshop through each n-shaped plate 12, the common suspension rod 17 is of a screw rod structure, the lower end of the common suspension rod 17 extends into a connecting through hole arranged on the transverse part of the n-shaped plate 12 and is fixed through a nut, and therefore the second air pipe 4 can be fixed firmly.

Referring to fig. 1 and 3, in the embodiment of the present invention, a connecting flange is disposed at the upper end of the connecting pipe 9, a connecting flange is fixedly connected to each of the two ends of the first air pipe 3, the second air pipe 4, the first elbow 7 and the second elbow 8, the lower end of the first air pipe 3 is connected to the connecting pipe 9 through the connecting flange, the upper end of the first air pipe 3 is connected to one end of the first elbow 7 through the connecting flange, the other end of the first elbow 7 is connected to the left end of the second air pipe 4 through the connecting flange, the right end of the second air pipe 4 is connected to one end of the second elbow 8 through the connecting flange, the upper end of the third air pipe 5 is provided with the connecting flange, the other end of the second elbow 8 is connected to the upper end of the third air pipe 5 through the connecting flange, the upper end of the fourth air pipe 6 is sleeved on the lower end of the third air pipe 5 and connected to the upper pipe 13, the back of the dust hood 2 is provided with a short connecting pipe 15, the lower end of the fourth air pipe 6 is sleeved on the short connecting pipe 15, and the short connecting pipe 15 and the fourth air pipe are connected through a lower pipe hoop 14; the arrangement makes the connection and the disassembly of the air pipes very convenient, and is convenient for maintenance and replacement; rubber pads are arranged between the connecting flange plates which are connected with each other, so that air leakage between the connecting flange plates which are connected with each other can be prevented.

In the embodiment of the utility model, the fourth air pipe 6 is a steel wire hose, the outer wall of the lower end of the third air pipe 5 is provided with an annular groove, and the upper pipe hoop 13 clamps the upper end of the fourth air pipe 6 in the annular groove arranged on the third air pipe 5; an annular groove is formed in the outer wall of the short connecting pipe 15, and the lower end of the fourth air pipe 6 is clamped in the annular groove formed in the short connecting pipe 15 by the lower pipe hoop 14; this arrangement makes the connection between the fourth air duct 6 and the third air duct 5 and the dust hood 2 more secure.

Referring to fig. 3, in the embodiment of the present invention, an opening is disposed on a wall of the bag-type dust collector 1, and a box door 16 is disposed at the opening, so that when the box door 16 is opened, the tungsten powder and the tungsten carbide powder recovered by the bag-type dust collector 1 can be taken out for use; a sealing rubber strip is arranged between the box door 16 and the outer wall of the bag type dust collector 1, so that air leakage at the opening can be avoided.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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

1. A dust recovery device for tungsten powder or tungsten carbide powder comprises a bag type dust collector (1), a dust suction pipeline and a dust suction cover (2), wherein the air suction end of the bag type dust collector (1) is connected with the dust suction cover (2) through the dust suction pipeline, and the dust recovery device is characterized in that the air suction end of the bag type dust collector (1) is provided with a connecting pipe (9), the dust suction pipeline comprises a first air pipe (3), a second air pipe (4), a third air pipe (5), a fourth air pipe (6), a first elbow (7) and a second elbow (8), and the connecting pipe (9), the first air pipe (3), the first elbow (7), the second air pipe (4), the second elbow (8), the third air pipe (5), the fourth air pipe (6) and the dust suction cover (2) are sequentially connected; the fourth air pipe (6) is a hose, the first air pipe (3), the second air pipe (4) and the third air pipe (5) are stainless steel pipes, mounting plates (10) are welded on the outer walls of the stainless steel pipes, and pneumatic knocking hammers (11) are mounted on the mounting plates (10).

2. The dust recycling device for tungsten powder or tungsten carbide powder according to claim 1, wherein the stainless steel tube is provided with at least two mounting plates (10) in the same circumferential direction, the mounting plates (10) in the same circumferential direction are uniformly arranged along the circumferential direction of the stainless steel tube, and each mounting plate (10) is provided with a pneumatic knocking hammer (11).

3. The dust recycling device for tungsten powder or tungsten carbide powder according to claim 1, wherein the second gas pipe (4) is horizontally arranged, the upper end of the second gas pipe (4) is provided with a plurality of n-shaped plates (12), the n-shaped plates (12) are uniformly arranged along the length direction of the second gas pipe (4), the lower ends of two vertical parts of the n-shaped plates (12) are fixedly connected with the outer wall of the second gas pipe (4), and the transverse part of the n-shaped plates (12) is provided with a connecting through hole.

4. The dust recycling device for tungsten powder or tungsten carbide powder according to claim 1, wherein a connecting flange is provided at the upper end of the connecting pipe (9), two ends of the first air pipe (3), the second air pipe (4), the first elbow (7) and the second elbow (8) are respectively and fixedly connected with a connecting flange, the lower end of the first air pipe (3) is connected with the connecting pipe (9) through a connecting flange, the upper end of the first air pipe (3) is connected with one end of the first elbow (7) through a connecting flange, the other end of the first elbow (7) is connected with the left end of the second air pipe (4) through a connecting flange, the right end of the second air pipe (4) is connected with one end of the second elbow (8) through a connecting flange, the upper end of the third air pipe (5) is provided with a connecting flange, the other end of second elbow (8) links to each other through connecting the flange dish with the upper end of third trachea (5), the lower extreme of third trachea (5) is located to the upper end cover of fourth trachea (6), and the two links to each other through last ferrule (13), the back of suction hood (2) is provided with connecting pipe stub (15), the lower pot head of fourth trachea (6) is located on connecting pipe stub (15), and the two links to each other through lower ferrule (14).

5. The dust recycling device for tungsten powder or tungsten carbide powder according to claim 4, wherein a rubber pad is arranged between the connecting flanges.

6. The dust recycling device for tungsten powder or tungsten carbide powder according to claim 4, wherein the fourth gas pipe (6) is a steel wire hose, the outer wall of the lower end of the third gas pipe (5) is provided with an annular groove, and the upper pipe hoop (13) clamps the upper end of the fourth gas pipe (6) in the annular groove arranged on the third gas pipe (5); the outer wall of the short connecting pipe (15) is provided with an annular groove, and the lower pipe hoop (14) clamps the lower end of the fourth air pipe (6) in the annular groove arranged on the short connecting pipe (15).

7. The dust recycling device for tungsten powder or tungsten carbide powder according to any one of claims 1 to 6, wherein an opening is arranged on the wall of the bag-type dust collector (1), a box door (16) is arranged at the opening, and a sealing rubber strip is arranged between the box door (16) and the outer wall of the bag-type dust collector (1).