CN201322011Y - Powder material pneumatic transmitting pump - Google Patents
Powder material pneumatic transmitting pump Download PDFInfo
- Publication number
- CN201322011Y CN201322011Y CNU2008201827562U CN200820182756U CN201322011Y CN 201322011 Y CN201322011 Y CN 201322011Y CN U2008201827562 U CNU2008201827562 U CN U2008201827562U CN 200820182756 U CN200820182756 U CN 200820182756U CN 201322011 Y CN201322011 Y CN 201322011Y
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- chamber
- transfer pump
- inner chamber
- wen
- strength transfer
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Abstract
The utility model relates to a powder material pneumatic transmitting pump which is the core part of the powder material transmission, and comprises a charging inner chamber, a mixing chamber carrying out gas and solid mixing, discharging inner chamber outputting gas-and-solid mixed powder materials, and an air flow port guiding air flows and carrying out the gas-and-solid mixing, wherein the mixing chamber is a spherical surface chamber, the intersection lines of the discharging inner chamber and the spherical surface chamber are on the same plane, and the plane cuts the spherical surface chamber and the charging inner chamber, which is contracted into a point in the charging direction. The ideal solid geometrical shape of strong turbulence gyre air flows improves the detracting efficiency of powder in maximum, since no projection or gap baffling the gas-and-solid mixing exists in the spherical surface chamber, powder materials can not be stacked, and the pump is beneficial to mix and is convenient to clean.
Description
Technical field
The utility model relates to industries such as powder coating and their application, building, chemical industry, light industry, metallurgy, especially relates to being used for the gas-solid injector that powder is carried, and it is the core component that powder material is carried.
Background technique
Powder material strength transfer pump is the critical component of electrostatic powder coating powder-supply system, it is used for the fluidized state powder coating negative pressure of powder bucket is sucked, making it gas-solid then disperses to mix, and carry out steps such as energy interchange, supercharging, the compensation of powder gas homogenizing, powder coating is transported to electrostatic powder paint gun the most at last, be with static charge by carrying out coronal discharge or frictional electrification, then in the effect deposit of electrostatic field on workpiece surface, to finish spraying process.
Electrostatic powder paint gun has strict requirement to the constancy of the powder gas dispersion degree flow of powder coating and the concentration of powder, requires transfer pump can realize following technical requirements:
1. continuously, evenly, stably supply powder;
2. can regulate within the specific limits for the powder amount;
3. in phenomenon such as do not produce dust cloud in the powder process, send outside;
4. dismounting is convenient, cleaning is easy.
Therefore, powder material strength transfer pump must be with constant and uniform speed is carried powder and readily removable easy to clean.Both domestic and externally unremitting research and development and improvement have been carried out in this respect with the provisional capital.Tell powder, the powder amount is low, powder gas mixes inhomogeneous and collision caking etc. defective but still can not overcome fully at present.
The model utility content
At the above defective that exists in the prior art, the applicant is through theory analysis and test repeatedly and proposed the utility model, the purpose of this utility model provides a kind of longitudinal shaft with special geometric parameter and inhales formula strength transfer pump, carries with the powder material that adapts to different performance.
The utility model is achieved by the following technical solution:
A kind of powder material strength transfer pump, comprise the charging inner chamber that sucks powder material, carry out the mixing chamber that gas-solid mixes, the discharging inner chamber of the powder material that the output gas-solid mixes, and import the air flow mouth that air-flow carries out the gas-solid mixing, and described mixing chamber is the sphere chamber, described discharging inner chamber and this sphere chamber intersecting line are in one plane, this flush cut sphere chamber and charging inner chamber are punctured into a point on feedstock direction.The desirable solid geometry shape of this strong rapid cycle air-flow improves the dispersion efficiency of powder to greatest extent.And no any obstruction gas-solid mixes in the sphere chamber projection or slit, can not cause powder material to be piled up yet, both be beneficial to mixing, also be convenient to clean.
According to a kind of embodiment of the present utility model, described charging inner chamber has the wall of cylndrical surface, and described sphere chamber and charging inner chamber cylinder are tangent.
According to another kind of embodiment of the present utility model, have pipe and Wen's outer tube in the Wen in the described discharging inner chamber, pipe places Wen's outer tube inside in the described Wen, has the annulus between the two.
According to another embodiment of the present utility model, described Wen's outer tube has four equally distributed dispersion hole of circumference, and air communication is crossed dispersion hole and entered the annulus.
According to another embodiment of the present utility model, described discharging inner chamber top has the secondary gas flow mouth, this secondary gas flow mouth bottom have 40 ° circular groove, secondary gas flow enters behind the described strength transfer pump through this circular groove from the secondary gas flow mouth and enters into annular atmospheric pressure cavity between Wen's outer tube and the discharging inner chamber.
According to another embodiment of the present utility model, described strength transfer pump also has air flow mouth and the nozzle that leads to described sphere chamber, one time air-flow enters described strength transfer pump by an air flow mouth, enters described sphere chamber by described nozzle, and described nozzle entrance is a converging transition.
According to another embodiment of the present utility model, described jet expansion is provided with divergence cone angle.
According to another embodiment of the present utility model, pipe is fixed on the strength transfer pump by nut in described Wen's outer tube and the Wen, described nut spiral is matched with described strength transfer pump, and Wen's outside pipe has a circle annular protrusion, is stuck on the nut and is fixed by nut.
According to another embodiment of the present utility model, pipe has fillet near the inwall of an end in sphere chamber in the described Wen.
Strength transfer pump of the present utility model, regulate the geometric figure size of ejection powder to greatest extent, can guarantee that air gap is evenly distributed, powder material is not piled up the dead angle and the slit of powder in the pump housing, and improved the powder aerosol dispersion to greatest extent, increase the air-flow that promotes the powder motion, prevent defeated powder pulsation phenomenon, improve the dispersion efficiency of powder to greatest extent.
Description of drawings
Fig. 1 is the structural representation of strength transfer pump of the present utility model;
Fig. 2 is the structural representation of the internal cavities of strength transfer pump shown in Figure 1;
Fig. 3 is the left view of strength transfer pump shown in Figure 1.
Embodiment
Describe embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Concrete structure according to strength transfer pump of the present utility model sees also Fig. 1.As shown in the figure, shell 1 integral body is L shaped, inside has the charging inner chamber 9 that sucks powder material, carry out the mixing chamber (sphere chamber 2) that gas-solid mixes, import air-flow and carry out the nozzle 7 that gas-solid mixes, and hold the discharging inner chamber 20 that carries out pipe 6 in Wen's outer tube 5 that secondary gas flow mixes and the Wen.An air-flow carries out the gas-solid first time to the powder material that enters by charging inner chamber 9 to be mixed, and secondary gas flow fully mixes, improves the processing of powder aerosol dispersion to the gas-solid mixed-powder material that is positioned at discharging inner chamber 20.
What Fig. 2 represented is the cavity structure that is positioned at shell 1.Main innovate point of the present utility model is the structure setting in sphere chamber 2.Sphere chamber 2 is spherical hollow spaces in the shell 1, and its centre of sphere departs from the axis of discharging inner chamber 20.This sphere chamber 2 is tangent with the cylinder of charging inner chamber 9.Discharging inner chamber 20 and sphere chamber 2 intersecting lines are in one plane.This plane is punctured into a some A by an inclined-plane 30 on feedstock direction.The utility model provides high velocity air to impact, and the desirable solid geometry shape of strong rapid cycle air-flow improves the dispersion efficiency of powder to greatest extent.
Referring to Fig. 2, charging inner chamber 9 is the hollow cylinder of shell 1 bottom.Powder material enters into strength transfer pump of the present utility model from charging inner chamber 9, shown in the dotted arrow among Fig. 1.Because charging inner chamber 9 is tangent with sphere chamber 2, so powder material is from entering dead angle and the slit that charging inner chamber 9 is not piled up powder to the process in sphere chamber 2.
A described air-flow gas circuit structure as shown in Figure 1, shell 1 has 11, air-flows of two air flow mouths and enters the pump housing thus, shown in the dotted arrow among Fig. 1.Gradual shrinkage nozzle 7 is adopted in the outlet of an air-flow, and nozzle 7 outlets are provided with certain divergence cone angle, can form the desirable air-flow of dispersing; Nozzle 7 ingress are provided with convergent right cylinder section, can eliminate the inlet air flow state and slightly change the influence that proper functioning is taken place, and improve the relative stability of practical operation.
Adopt gradual shrinkage nozzle 7, easy to manufacture, when the ingress stream condition has deviation, little to the proper functioning influence.
Described secondary gas flow gas circuit structure as shown in figures 1 and 3.Shell 1 has secondary gas flow mouth 22 and leads to discharging inner chamber 20, and secondary gas flow enters in the pump housing thus, shown in the dotted arrow among Fig. 1.Be provided with in discharging inner chamber 20 in Wen's outer tube 5 and the Wen and manage 6, both are fixed in the discharging inner chamber 20 with nut 18.Pipe 6 places Wen's outer tube 5 inside in the Wen, has annulus 56 between the two.
One section 40 ° circular groove 3 (referring to Fig. 3) is set below the secondary gas flow mouth 22 in the pump housing.Shown in the dotted arrow among Fig. 1, after secondary gas flow enters the pump housing by secondary gas flow mouth 22, this circular groove 3 of process charges into the annular atmospheric pressure cavity between Wen's outer tube 5 and the discharging inner chamber 20, enter in Wen's outer tube 5 and the Wen annulus 56 between the pipe 6 by four uniform on Wen's outer tube 5 dispersion hole 4 then, enter the duff pipe 19 that mixes after the supercharging thus.This scheme is regulated the geometric figure size of ejection powder to greatest extent, can guarantee that air gap is evenly distributed, and improve the powder aerosol dispersion to greatest extent, increases the air-flow that promotes the powder motion, prevents defeated powder pulsation phenomenon.
Claims (9)
1. powder material strength transfer pump, comprise the discharging inner chamber of the powder material that the charging inner chamber that sucks powder material, the mixing chamber that carries out the gas-solid mixing, output gas-solid mix and import air-flow and carry out the air flow mouth that gas-solid mixes, it is characterized in that, described mixing chamber is the sphere chamber, the intersecting line in described discharging inner chamber and this sphere chamber in one plane, this flush cut sphere chamber and charging inner chamber are punctured into a point on feedstock direction.
2. strength transfer pump as claimed in claim 1 is characterized in that described charging inner chamber has the wall of cylndrical surface, and described sphere chamber and charging inner chamber cylinder are tangent.
3. strength transfer pump as claimed in claim 1 is characterized in that, has pipe and Wen's outer tube in the Wen in the described discharging inner chamber, and pipe places Wen's outer tube inside in the described Wen, has the annulus between the two.
4. strength transfer pump as claimed in claim 3 is characterized in that, described Wen's outer tube has four equally distributed dispersion hole of circumference, and air communication is crossed dispersion hole and entered the annulus.
5. strength transfer pump as claimed in claim 3, it is characterized in that, described discharging inner chamber top has the secondary gas flow mouth, this secondary gas flow mouth bottom have 40 ° circular groove, secondary gas flow enters behind the described strength transfer pump through this circular groove from the secondary gas flow mouth and enters into annular atmospheric pressure cavity between Wen's outer tube and the discharging inner chamber.
6. strength transfer pump as claimed in claim 1, it is characterized in that, described strength transfer pump also has air flow mouth and the nozzle that leads to described sphere chamber, one time air-flow enters described strength transfer pump by an air flow mouth, enter described sphere chamber by described nozzle, described nozzle entrance is a converging transition.
7. strength transfer pump as claimed in claim 6 is characterized in that described jet expansion is provided with divergence cone angle.
8. strength transfer pump as claimed in claim 3, it is characterized in that pipe is fixed on the strength transfer pump by nut in described Wen's outer tube and the Wen, described nut spiral is matched with described strength transfer pump, Wen's outside pipe has a circle annular protrusion, is stuck on the nut and is fixed by nut.
9. strength transfer pump as claimed in claim 3 is characterized in that, pipe has fillet near the inwall of an end in sphere chamber in the described Wen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201827562U CN201322011Y (en) | 2008-12-24 | 2008-12-24 | Powder material pneumatic transmitting pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201827562U CN201322011Y (en) | 2008-12-24 | 2008-12-24 | Powder material pneumatic transmitting pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201322011Y true CN201322011Y (en) | 2009-10-07 |
Family
ID=41159395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201827562U Expired - Fee Related CN201322011Y (en) | 2008-12-24 | 2008-12-24 | Powder material pneumatic transmitting pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201322011Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556669A (en) * | 2012-01-10 | 2012-07-11 | 厦门弘维能源环境技术有限公司 | Gas-solid mixing accelerating chamber |
| CN102963728A (en) * | 2012-11-22 | 2013-03-13 | 裕东（中山）机械工程有限公司 | Powder conveyer device for driving venturi powder pump through pulse air |
| CN103008145A (en) * | 2012-12-05 | 2013-04-03 | 中山市君禾机电设备有限公司 | Integrated powder pump |
| CN103316825A (en) * | 2013-06-15 | 2013-09-25 | 裕东（中山）机械工程有限公司 | Powder pump internally embedded with check valve |
| CN105435982A (en) * | 2016-01-11 | 2016-03-30 | 重庆房地产职业学院 | Spray gun and liquid dispensing device using same |
| TWI581863B (en) * | 2015-07-28 | 2017-05-11 | 勞動部勞動及職業安全衛生研究所 | Particle atomizer and system thereof |
-
2008
- 2008-12-24 CN CNU2008201827562U patent/CN201322011Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102556669A (en) * | 2012-01-10 | 2012-07-11 | 厦门弘维能源环境技术有限公司 | Gas-solid mixing accelerating chamber |
| CN102556669B (en) * | 2012-01-10 | 2015-06-10 | 厦门美甘齐动物料输送工程股份有限公司 | Gas-solid mixing accelerating chamber |
| CN102963728A (en) * | 2012-11-22 | 2013-03-13 | 裕东（中山）机械工程有限公司 | Powder conveyer device for driving venturi powder pump through pulse air |
| CN103008145A (en) * | 2012-12-05 | 2013-04-03 | 中山市君禾机电设备有限公司 | Integrated powder pump |
| CN103316825A (en) * | 2013-06-15 | 2013-09-25 | 裕东（中山）机械工程有限公司 | Powder pump internally embedded with check valve |
| CN103316825B (en) * | 2013-06-15 | 2016-04-06 | 裕东（中山）机械工程有限公司 | A kind of powder pump of embedded check valve |
| TWI581863B (en) * | 2015-07-28 | 2017-05-11 | 勞動部勞動及職業安全衛生研究所 | Particle atomizer and system thereof |
| CN105435982A (en) * | 2016-01-11 | 2016-03-30 | 重庆房地产职业学院 | Spray gun and liquid dispensing device using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20161224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |