CN203853199U - Gas-solid mixer applied to coating device - Google Patents
Gas-solid mixer applied to coating device Download PDFInfo
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- CN203853199U CN203853199U CN201420127061.XU CN201420127061U CN203853199U CN 203853199 U CN203853199 U CN 203853199U CN 201420127061 U CN201420127061 U CN 201420127061U CN 203853199 U CN203853199 U CN 203853199U
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- air inlet
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- chamber
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Abstract
The utility model provides a gas-solid mixer applied to a coating device, belongs to the technical field of spraying devices, and solves the technical problem that the spraying quality is influenced caused by the fact that the uniformity of powders fed into the spraying device cannot be ensured in the prior art. The gas-solid mixer comprises a powder charging room, wherein the powder charging room is connected with a powder charging mechanism and is internally provided with a cavity, a material charging opening is arranged in one end of the powder charging room, a mixing room is detachably connected with the other end of the powder charging room, and a first air inlet is formed in the side wall of the powder charging room; the interior of the mixing room is provided with a cavity, a material discharging opening is formed in the side wall of the mixing room, the other end of the mixing room is further connected with a pressurizing assembly with a cavity in the interior, the side wall of the pressurizing assembly is provided with a second air inlet, and the cavity in the interior of the pressurizing assembly is communicated with the cavity in the interior of the mixing room. The gas-solid mixer applied to the coating device can fully mix gas and powder in advance so as to improve the spraying quality.
Description
Technical field
The utility model belongs to spraying equipment technical field, relates to a kind of gas-solid mixer for coating equipment.
Background technology
Electrostatic powder coating technology is the new application techniques developing rapidly in recent years, its feature is to save the recyclable recycling of the easy powder of energy non-pollution technology and easily realizes automation, and attractive coat is beautiful, sturdy and durable, become the developing direction that paint industry is new.
In electrostatic powder coating operation, powder need to be sent in spraying equipment with compressed air, the powder in spraying equipment swims in air, and by Electrostatic Absorption, to section bar, therefore, the powder in spraying equipment is more even, and spraying effect is better.
Prior art is normally drawn into powder in pipeline by negative pressure, then be filled with compressed air at pipeline, by compressed-air actuated malleation, powder is transported in spraying equipment, technical process is fairly simple, but the uniformity that enters the powder in spraying equipment cannot ensure, thereby the quality of impact spraying.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, provides one can improve the powder uniformity, thereby improves the gas-solid mixer for coating equipment of coating quality.
For achieving the above object, the utility model has adopted following technical proposal: a kind of gas-solid mixer for coating equipment, comprise connect powder feed mechanism and the inner powder feed space with cavity, described powder feed space one end is provided with charging aperture, the dismountable connection mixing chamber of the other end, the sidewall of powder feed space is provided with the first air inlet; Described mixing chamber inside has cavity and on sidewall, is provided with discharging opening, the other end of described mixing chamber also connects an inside and has the pressure-applying unit of cavity, and the cavity that the sidewall of described pressure-applying unit is provided with the second air inlet and pressure-applying unit inside is communicated with the cavity of mixing chamber inside.
At the above-mentioned gas-solid mixer for coating equipment, the two-stage pressurizing chamber that described pressure-applying unit comprises one-level compression chamber and removably connects with one-level compression chamber, the sidewall of described one-level compression chamber is provided with the second air inlet, the sidewall of described two-stage pressurizing chamber is provided with the 3rd air inlet, and described two-stage pressurizing chamber and mixing chamber removably connect.
At the above-mentioned gas-solid mixer for coating equipment, described inside, one-level compression chamber has spiral cavity, and the cross section of this cavity dwindles gradually to the direction of mixing chamber, described mixing chamber inside has spiral cavity, and the cross section of this cavity dwindles gradually to the direction of powder feed space.
At the above-mentioned gas-solid mixer for coating equipment, on the first described air inlet and the 3rd air inlet, be respectively provided with a check valve, on the second described air inlet and discharging opening, be respectively provided with a muffler.
At the above-mentioned gas-solid mixer for coating equipment, on the first described air inlet and the 3rd air inlet, be respectively provided with the bend pipe of one 90 °, the bend pipe one end that is wherein located at the first air inlet connects check valve, the other end extends to powder feed space inside and the direction bending towards charging aperture, the bend pipe one end being located on the 3rd air inlet connects check valve, and the other end extends to two-stage pressurizing chamber interior and the direction bending towards mixing chamber.
Compared with prior art, the utility model has the advantage of: the powder that enters coating equipment can be carried out to sufficient gas-solid mixing in advance, oarse-grained powder is fully dispersed as to short grained powder, thereby improve coating quality.
Brief description of the drawings
Fig. 1 is the structural representation that the utility model provides;
Fig. 2 is the structural representation of two-stage pressurizing of the present utility model chamber;
Fig. 3 is the structural representation of powder feed space of the present utility model.
In figure, powder feed space 31, charging aperture 311, the first air inlet 312, mixing chamber 32, discharging opening 321, pressure-applying unit 33, the second air inlet 331, one-level compression chamber 34, two-stage pressurizing chamber 35, the 3rd air inlet 351, check valve 36, bend pipe 37, muffler 38.
Detailed description of the invention
As Figure 1-3, a kind of gas-solid mixer for coating equipment, comprise connect powder feed mechanism and the inner powder feed space 31 with cavity, described powder feed space 31 one end are provided with charging aperture 311, the dismountable connection mixing chamber 32 of the other end, in the present embodiment, dismountable connection adopts flange to connect, powder feed mechanism can adopt the mode of negative-pressure suction to carry out, and the sidewall of powder feed space 31 is provided with the first air inlet 312; Described mixing chamber 32 inside have cavity and on sidewall, are provided with discharging opening 321, the other end of described mixing chamber 32 also connects an inside and has the pressure-applying unit 33 of cavity, and the cavity that the sidewall of described pressure-applying unit 33 is provided with the second air inlet 331 and pressure-applying unit 33 inside is communicated with the cavity of mixing chamber 32 inside.
In the time of work, powder enters into powder feed space 31 inside by powder feeding mechanism from charging aperture 311, in the first air inlet 312, pass into compressed air, powder and compressed air are mixed to the rear gas-solid mixture that forms, enter in mixing chamber 32, the second air inlet 331 on pressure-applying unit 33 also passes into compressed air, and the gas-solid mixture in mixing chamber 32 is carried out to secondary mixing, thereby make mixing more even, mixed gas-solid mixture is discharged from discharging opening 321.It should be noted that, the compressed air pressure on the second air inlet 331 is greater than the compressed air pressure equaling on the first air inlet 312, thereby ensures that compressed air flows toward the direction of mixing chamber 32.
The two-stage pressurizing chamber 35 that pressure-applying unit 33 comprises one-level compression chamber 34 and removably connects with one-level compression chamber 34, the sidewall of described one-level compression chamber 34 is provided with the second air inlet 331, the sidewall of described two-stage pressurizing chamber 35 is provided with the 3rd air inlet 351, the 3rd air inlet 351 also connects compressed air, this compressed-air actuated pressure is also greater than the pressure of the first air inlet 312, and described two-stage pressurizing chamber 35 removably connects with mixing chamber 32.On the first air inlet 312 and the 3rd air inlet 351, be respectively provided with a check valve 36, check valve 36 prevents that compressed air from refluxing, on the second described air inlet 331 and discharging opening 321, be respectively provided with a muffler 38, muffler 38 plays the effect that reduces noise, thereby makes the utility model in use can not produce noise pollution.
On the first air inlet 312 and the 3rd air inlet 351, be respectively provided with the bend pipe 37 of one 90 °, bend pipe 37 one end that are wherein located at the first air inlet 312 connect check valve 36, the other end extends to powder feed space 31 inside and the direction bending towards charging aperture 311, in the present embodiment, the exit of this bend pipe 37 is vertical with the center line of powder feed space 31, that is to say, the air outlet of bend pipe 37 directly blows to charging aperture 311, makes powder enter powder feed space 31 and is atomized; Bend pipe 37 one end that are located on the 3rd air inlet 351 connect check valve 36, the other end extends to 35 inside, two-stage pressurizing chamber and the direction bending towards mixing chamber 32, the air outlet of this bend pipe 37 directly blows to mixing chamber 32, and the powder in mixing chamber 32 is carried out to secondary-atomizing.After twice atomization, powder basically forms uniform gas-solid mixture.
Above-mentioned powder feed space 31, mixing chamber 32, pressure-applying unit 33 inside all have cavity, and obviously, cavity can be various shapes, in actual applications with cylindrical in the majority, are easier to processing because cylindrical.In the present embodiment, 34 inside, one-level compression chamber have spiral cavity, and the cross section of this cavity dwindles gradually to the direction of mixing chamber 32, mixing chamber 32 inside have spiral cavity, and the cross section of this cavity dwindles gradually to the direction of powder feed space 31.Spiral cavity gives air spiral flow direction, and therefore the principle of similar cyclone forms a kind of suction to powder, then blows by compressed-air actuated malleation, forms crossing of negative pressure and malleation, thereby reaches the more uniform effect of gas-solid mixing.
The utility model, by mixing chamber 32 is installed on powder feed space 31, pressure-applying unit 33 is installed on mixing chamber 32 again, is made the combination drive of the upper and lower two strands of pressure of the interior formation of mixing chamber 32, pressed powder is played to abundant stirring action, therefore mix more even, be suitable for very much coating equipment, through the mixed material of this gas-solid mixer, the content of material in gas is even, be applicable to application, can improve the uniformity of application.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as powder feed space 31, charging aperture 311, the first air inlet 312, mixing chamber 32, discharging opening 321, pressure-applying unit 33, the second air inlet 331, one-level compression chamber 34, two-stage pressurizing chamber 35, the 3rd air inlet 351, check valve 36, bend pipe 37, muffler 38 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model, they are construed to any additional restriction is all contrary with the utility model spirit.
Claims (5)
1. the gas-solid mixer for coating equipment, it is characterized in that, comprise connect powder feed mechanism and the inner powder feed space (31) with cavity, described powder feed space (31) one end is provided with charging aperture (311), the dismountable connection mixing chamber of the other end (32), the sidewall of powder feed space (31) is provided with the first air inlet (312); Described mixing chamber (32) inside has cavity and on sidewall, is provided with discharging opening (321), the other end of described mixing chamber (32) also connects an inside and has the pressure-applying unit (33) of cavity, and the sidewall of described pressure-applying unit (33) is provided with the second air inlet (331) and the inner cavity of pressure-applying unit (33) is communicated with the inner cavity of mixing chamber (32).
2. the gas-solid mixer for coating equipment according to claim 1, it is characterized in that, the two-stage pressurizing chamber (35) that described pressure-applying unit (33) comprises one-level compression chamber (34) and removably connects with one-level compression chamber (34), the sidewall of described one-level compression chamber (34) is provided with the second air inlet (331), the sidewall of described two-stage pressurizing chamber (35) is provided with the 3rd air inlet (351), and described two-stage pressurizing chamber (35) removably connects with mixing chamber (32).
3. the gas-solid mixer for coating equipment according to claim 2, it is characterized in that, described inside, one-level compression chamber (34) has spiral cavity, and the cross section of this cavity dwindles gradually to the direction of mixing chamber (32), described mixing chamber (32) inside has spiral cavity, and the cross section of this cavity dwindles gradually to the direction of powder feed space (31).
4. according to the gas-solid mixer for coating equipment described in claim 2 or 3, it is characterized in that, on described the first air inlet (312) and the 3rd air inlet (351), be respectively provided with a check valve (36), on described the second air inlet (331) and discharging opening (321), be respectively provided with a muffler (38).
5. the gas-solid mixer for coating equipment according to claim 4, it is characterized in that, on described the first air inlet (312) and the 3rd air inlet (351), be respectively provided with the bend pipe (37) of one 90 °, bend pipe (37) one end that is wherein located at the first air inlet (312) connects check valve (36), the other end extends to powder feed space (31) inside and the direction bending towards charging aperture (311), bend pipe (37) one end being located on the 3rd air inlet (351) connects check valve (36), the other end extends to inside, two-stage pressurizing chamber (35) and the direction bending towards mixing chamber (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420127061.XU CN203853199U (en) | 2014-03-20 | 2014-03-20 | Gas-solid mixer applied to coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420127061.XU CN203853199U (en) | 2014-03-20 | 2014-03-20 | Gas-solid mixer applied to coating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203853199U true CN203853199U (en) | 2014-10-01 |
Family
ID=51603079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420127061.XU Withdrawn - After Issue CN203853199U (en) | 2014-03-20 | 2014-03-20 | Gas-solid mixer applied to coating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203853199U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103831185A (en) * | 2014-03-20 | 2014-06-04 | 浙江明泉工业涂装有限公司 | Gas-solid mixer for coating device |
| CN111804453A (en) * | 2020-07-21 | 2020-10-23 | 黄安淇 | Spraying mechanism in surface spraying machine for aluminum alloy section |
| CN114570545A (en) * | 2022-03-18 | 2022-06-03 | 鲁米科技(山东)有限公司 | Environment-friendly economical spraying device |
-
2014
- 2014-03-20 CN CN201420127061.XU patent/CN203853199U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103831185A (en) * | 2014-03-20 | 2014-06-04 | 浙江明泉工业涂装有限公司 | Gas-solid mixer for coating device |
| CN111804453A (en) * | 2020-07-21 | 2020-10-23 | 黄安淇 | Spraying mechanism in surface spraying machine for aluminum alloy section |
| CN114570545A (en) * | 2022-03-18 | 2022-06-03 | 鲁米科技(山东)有限公司 | Environment-friendly economical spraying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141001 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |