CN208713716U - A kind of pneumatic dust collecting and dust-precipitating system suitable for bruting process - Google Patents
A kind of pneumatic dust collecting and dust-precipitating system suitable for bruting process Download PDFInfo
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- CN208713716U CN208713716U CN201821448444.1U CN201821448444U CN208713716U CN 208713716 U CN208713716 U CN 208713716U CN 201821448444 U CN201821448444 U CN 201821448444U CN 208713716 U CN208713716 U CN 208713716U
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Abstract
The utility model relates to a kind of pneumatic dust collectings and dust-precipitating system suitable for bruting process, pneumatic dust collecting includes the dust leg connecting with the dust mouth of sander, the end of dust leg is connected with pneumatic negative pressure structure, pneumatic negative pressure structure includes the tube body being connected to dust leg, tube body is equipped with the air inlet being connected to high-pressure air source, there is at air inlet wind deflector on inboard wall of tube body, the outlet air end of wind deflector towards tube body extends and has the gap passed through for high pressure gas between the opening's edge of the air inlet on the elongated end and tube body of wind deflector, to form negative pressure in the air intake of tube body, the outlet air end of tube body is connected with dust bag.High pressure gas blows to the air outlet of tube body from above-mentioned gap, negative pressure is formed in the air inlet of tube body, dust can be sucked into the dust absorption passage of sander with air, it finally enters in dust bag and collects by pneumatic negative pressure structure, save blower, it reduces noise and entire dust collecting small volume, use is very convenient.
Description
Technical field
The utility model relates to plates of automobile to repair polishing apparatus field, and in particular to a kind of suitable for bruting process
Pneumatic dust collecting and dust-precipitating system.
Background technique
Currently, domestic automobile metal plate repairing polishing industry, is mainly accomplished by the following way, it is arranged in polishing place
Dust arrester, integrator are equipped with blower, by generation negative pressure under the running at high speed of blower, by dust caused by sander polishing
(or fugitive dust) sucks in dust arrester, to reach the centralized processing of dust and fugitive dust.Existing dust arrester has the following defects, dust arrester
The high rotation speed operation of blower generates biggish noise effect working environment, and when design of dust arrester considers the volume mass of blower,
The arrangement that air duct, noise reduction are arranged, so that the dust arrester of adapted all quality and volume are all bigger, it is inconvenient to use.
Utility model content
A kind of the purpose of the utility model is to provide noises pneumatic dust collection suitable for bruting process small, small in size
Device；The purpose of this utility model, which also resides in, simultaneously provides a kind of dust-precipitating system using above-mentioned pneumatic dust collecting.
To achieve the above object, a kind of pneumatic dust collecting suitable for bruting process of the utility model is using such as
Lower technical solution: a kind of pneumatic dust collecting suitable for bruting process, including being connect for the dust mouth with sander
Dust leg, the end of dust leg is connected with pneumatic negative pressure structure, and pneumatic negative pressure structure includes the tube body being connected to dust leg, pipe
It is provided with the air inlet for being connected to high-pressure air source on body, there is wind deflector, wind deflector court at air inlet on inboard wall of tube body
The outlet air end of tube body extends and has between the opening's edge of the air inlet on the elongated end and tube body of wind deflector and passes through for high pressure gas
Gap, to form negative pressure in the air intake of tube body, the outlet air end of tube body is connected with dust bag.
The tube body includes outer tube body and interior tube body, and air inlet is set on outer tube body, the air intake and dust of interior tube body
Pipe connection, the outlet air end of outer tube body are connect with dust bag, and interior tube body is stepped shaft structure, and the path section of multi-diameter shaft forms the gear
Aerofoil forms the annular passage being connected to air inlet between path section and outer tube body, the extended segment of path section and outer tube body are enterprising
The gap for the annular being connected to annular passage is formed between the opening's edge of port.
By helicitic texture releasable connection between the path section and major diameter section, to realize the tune to the gap size
Section.
Downstream on the inner wall of the tube body in gap is provided with guiding curved surface.
It is provided with air inlet pipe connector on the air inlet, air inlet pipe is provided on air inlet pipe connector, is set in air inlet pipe
It is equipped with high-pressure air source switch valve.
A kind of dust-precipitating system of the utility model adopts the following technical scheme that a kind of dust-precipitating system, including sander and beats
The pneumatic dust collecting of grinding machine connection, sander include body and polishing head end, are provided on body and connect with polishing head end
The dust absorption passage entered for dust is passed to, dust absorption passage forms dust mouth in the end of body, and pneumatic dust collecting includes
For the dust leg that the dust mouth with sander is connect, the end of dust leg is connected with pneumatic negative pressure structure, pneumatic negative pressure structure
Including the tube body being connected to dust leg, be provided with the air inlet for being connected to high-pressure air source on tube body, on inboard wall of tube body in into
There is wind deflector, the outlet air end of wind deflector towards tube body extends and the mouth of the air inlet on the elongated end and tube body of wind deflector at port
There is the gap passed through for high pressure gas between, to form negative pressure in the air intake of tube body, the outlet air end of tube body is connected with collection
Dirt bag.
The tube body includes outer tube body and interior tube body, and air inlet is set on outer tube body, the air intake and dust of interior tube body
Pipe connection, the outlet air end of outer tube body are connect with dust bag, and interior tube body is stepped shaft structure, and the path section of multi-diameter shaft forms the gear
Aerofoil forms the annular passage being connected to air inlet between path section and outer tube body, the extended segment of path section and outer tube body are enterprising
The gap for the annular being connected to annular passage is formed between the opening's edge of port.
By helicitic texture releasable connection between the path section and major diameter section, to realize the tune to the gap size
Section.
Downstream on the inner wall of the tube body in gap is provided with guiding curved surface.
It is provided with air inlet pipe connector on the air inlet, air inlet pipe is provided on air inlet pipe connector, is set in air inlet pipe
It is equipped with high-pressure air source switch valve.
The utility model has the beneficial effects that gap of the high pressure gas between wind deflector and tube body blows to the outlet air of tube body
Mouthful, negative pressure is formed in the air inlet of tube body, dust can be sucked into the dust absorption passage of sander with air, by pneumatic negative pressure knot
Structure is finally entered in dust bag and is collected, and saves blower, is reduced noise and entire dust collecting small volume, is used ten
It is convenient to divide.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of one embodiment of dust-precipitating system of the utility model；
Fig. 2 is the structural schematic diagram of pneumatic negative pressure structure in Fig. 1.
Specific embodiment
A kind of embodiment of dust-precipitating system of the utility model, as Figure 1-Figure 2, including sander 1 and sander 1 connect
The pneumatic dust collecting connect, sander 1 include body and polishing head end, be provided on body be connected to head end of polishing for
The dust absorption passage that dust enters, dust absorption passage form dust mouth 10 in the end of body.Pneumatic dust collecting includes being used for
The dust leg 2 connecting with the dust mouth 10 of sander 1, the end of dust leg 2 are connected with pneumatic negative pressure structure 3, pneumatic negative pressure knot
Structure 3 includes the tube body being connected to dust leg 2, is provided with the air inlet for being connected to high-pressure air source on tube body, on inboard wall of tube body
There is wind deflector at air inlet, the outlet air end of wind deflector towards tube body extends and the air inlet on the elongated end and tube body of wind deflector
Opening's edge between there is the gap 37 that passes through for high pressure gas, to form negative pressure in the air intake of tube body, the outlet air end of tube body is logical
It crosses connecting tube 8 and is connected with dust bag 7.
Tube body includes outer tube body 32 and interior tube body 31, and air inlet is set on outer tube body 32, the air intake 33 of interior tube body 31
It is connect with dust leg 2, the outlet air end 34 of outer tube body 32 is connect with dust bag 7.Interior tube body 31 is stepped shaft structure, multi-diameter shaft 31
Path section 35 forms above-mentioned wind deflector, and the annular passage 36 being connected to air inlet, path are formed between path section 35 and outer tube body
The above-mentioned gap for the annular being connected to annular passage 36 is formed between the extended segment and the opening's edge of the enterprising port of outer tube body 32 of section 35
37.Gap forms narrow cross sectional annular exhaust vent, and high-pressure air source high speed can be made to project.Pass through spiral shell between path section and major diameter section
Line structure releasable connection can adjust the size in gap by the helicitic texture.Downstream on the inner wall of outer tube body in gap is set
It is equipped with guiding curved surface 38, convenient for being directed through for dust.Air inlet pipe connector 9 is provided on air inlet, on air inlet pipe connector 9
It is provided with air inlet pipe 4, high-pressure air source switch valve 5 is provided in air inlet pipe 4, to control the on-off of high-pressure air source.The dust-precipitating system
It further include shell 6, dust bag 7 and pneumatic negative pressure structure 3 are all set in shell 6.
In sander in use, open high-pressure air source switch valve, high pressure gas by air inlet inflow annular passage, then by
Narrow cross sectional annular exhaust vent high speed projects, and is formed in tube body by guiding curved surface and flows to the negative pressure of air outlet and form Condar
Effect, to generate the wind-force for flowing to air outlet from the air inlet of tube body.High pressure gas blows to tube body by annular air inlet gap
Downstream, negative pressure is respectively formed in the upstream of tube body, the dust sucting pipeline and dust leg in sander, by the dust polished off with sky
Gas in inspiration dust sucting pipeline, by dust leg and tube body, is finally entered in dust bag and is collected together, realizes gas and dust
Separation.The utility model structure is simple, small in size, manufacturing cost is low, and noise is small, while avoiding and using in the prior art
Dust arrester by dust arrester circuit bring security risk the problem of.
In the other embodiments of the utility model, when not needing to adjust gap size, between path section and major diameter section
It can also be integrally formed；Tube body can be an integral structure, and be provided under tube body at air inlet on inboard wall of tube body at this time
Swim the wind deflector extended；Guiding curved surface can also be not provided on the inner wall of tube body.
A kind of embodiment of pneumatic dust collecting suitable for bruting process of the utility model and a kind of above-mentioned collection
The structure of pneumatic dust collecting in each embodiment of dirt system is identical, and details are not described herein again.
Claims (10)
1. a kind of pneumatic dust collecting suitable for bruting process, it is characterised in that: including for the dirt out with sander
The dust leg of mouth connection, the end of dust leg are connected with pneumatic negative pressure structure, and pneumatic negative pressure structure includes being connected to dust leg
Tube body is provided with the air inlet for being connected to high-pressure air source on tube body, has wind deflector, gear on inboard wall of tube body at air inlet
The outlet air end of aerofoil towards tube body extends and has between the opening's edge of the air inlet on the elongated end and tube body of wind deflector for high pressure gas
The gap that body passes through, to form negative pressure in the air intake of tube body, the outlet air end of tube body is connected with dust bag.
2. the pneumatic dust collecting according to claim 1 suitable for bruting process, it is characterised in that: the tube body
Including outer tube body and interior tube body, air inlet is set on outer tube body, and the air intake of interior tube body is connect with dust leg, and outer tube body goes out
Wind end is connect with dust bag, and interior tube body is stepped shaft structure, and the path section of multi-diameter shaft forms the wind deflector, path section and outer tube
The annular passage being connected to air inlet is formed between body, is formed between the extended segment of path section and the opening's edge of the enterprising port of outer tube body
The gap for the annular being connected to annular passage.
3. the pneumatic dust collecting according to claim 2 suitable for bruting process, it is characterised in that: the path
By helicitic texture releasable connection between section and major diameter section, to realize the adjusting to the gap size.
4. the pneumatic dust collecting according to any one of claim 1-3 suitable for bruting process, feature exist
In: the downstream on the inner wall of the tube body in gap is provided with guiding curved surface.
5. the pneumatic dust collecting according to claim 1 suitable for bruting process, it is characterised in that: the air inlet
It is provided with air inlet pipe connector on mouthful, air inlet pipe is provided on air inlet pipe connector, high-pressure air source switch is provided in air inlet pipe
Valve.
6. a kind of dust-precipitating system, it is characterised in that: the pneumatic dust collecting connected including sander with sander, sander
Including body and polishing head end, it is provided on body and is connected to the dust absorption passage entered for dust, dust absorption passage with polishing head end
Dust mouth is formed in the end of body, pneumatic dust collecting includes the dust leg connecting for the dust mouth with sander,
The end of dust leg is connected with pneumatic negative pressure structure, and pneumatic negative pressure structure includes the tube body being connected to dust leg, is arranged on tube body
There is the air inlet for being connected to high-pressure air source, there is at air inlet wind deflector on inboard wall of tube body, wind deflector goes out towards tube body
Wind end extends and has between the opening's edge of the air inlet on the elongated end and tube body of wind deflector the gap passed through for high pressure gas, with
Negative pressure is formed in the air intake of tube body, the outlet air end of tube body is connected with dust bag.
7. dust-precipitating system according to claim 6, it is characterised in that: the tube body includes outer tube body and interior tube body, air inlet
Mouth is set on outer tube body, and the air intake of interior tube body is connect with dust leg, and the outlet air end of outer tube body is connect with dust bag, interior tube body
For stepped shaft structure, the path section of multi-diameter shaft forms the wind deflector, is formed between path section and outer tube body and is connected to air inlet
Annular passage, formed between the extended segment and the opening's edge of the enterprising port of outer tube body of path section be connected to annular passage it is annular
The gap.
8. dust-precipitating system according to claim 7, it is characterised in that: pass through screw thread knot between the path section and major diameter section
Structure releasable connection, to realize the adjusting to the gap size.
9. dust-precipitating system a method according to any one of claims 6-8, it is characterised in that: in gap on the inner wall of the tube body
Downstream be provided with guiding curved surface.
10. dust-precipitating system according to claim 6, it is characterised in that: air inlet pipe connector is provided on the air inlet,
It is provided with air inlet pipe on air inlet pipe connector, high-pressure air source switch valve is provided in air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821448444.1U CN208713716U (en) | 2018-09-05 | 2018-09-05 | A kind of pneumatic dust collecting and dust-precipitating system suitable for bruting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821448444.1U CN208713716U (en) | 2018-09-05 | 2018-09-05 | A kind of pneumatic dust collecting and dust-precipitating system suitable for bruting process |
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| Publication Number | Publication Date |
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| CN208713716U true CN208713716U (en) | 2019-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821448444.1U Active CN208713716U (en) | 2018-09-05 | 2018-09-05 | A kind of pneumatic dust collecting and dust-precipitating system suitable for bruting process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113770920A (en) * | 2021-09-14 | 2021-12-10 | 中船黄埔文冲船舶有限公司 | Dust extraction and polisher of polisher |
-
2018
- 2018-09-05 CN CN201821448444.1U patent/CN208713716U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113770920A (en) * | 2021-09-14 | 2021-12-10 | 中船黄埔文冲船舶有限公司 | Dust extraction and polisher of polisher |
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