CN102951446B - A kind of powder conveying device - Google Patents
A kind of powder conveying device Download PDFInfo
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- CN102951446B CN102951446B CN201210445799.6A CN201210445799A CN102951446B CN 102951446 B CN102951446 B CN 102951446B CN 201210445799 A CN201210445799 A CN 201210445799A CN 102951446 B CN102951446 B CN 102951446B
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Abstract
A kind of powder conveying device, comprises a powder bucket, and this powder bucket has one in order to the cavity of splendid attire powder, and powder bottom of the barrel offers fluid conductance entrance; Fluid plate, this fluidized plate is located in powder bucket and near powder bottom of the barrel, be provided with fluid air chamber between fluidized plate and powder bottom of the barrel, described fluidized gas introducing port is communicated with this fluidisation air chamber; One leads tube cell, this one end of leading tube cell be connected with powder bucket and with powder bucket cavity connects, the other end stretches out in powder bucket; One shrinking valve, one end of this shrinking valve is connected with described external part of leading tube cell; And a powder conduit road, this powder conduit road is connected with the other end of described shrinking valve; It is characterized in that: described in lead in tube cell and be provided with fluid pipe, this fluidisation pipe is divided into leading tube cell the fluidizing chamber that a tube cell passage and is positioned at tube cell channels peripheral, described in lead tube cell on the sidewall of corresponding fluidizing chamber, offer opening with entering for fluidized gas or powder feeding gas.The present invention can make powder be not easy accumulated plugging in pipeline when carrying, and pipeline cleaning is simple and convenient.
Description
Technical field:
The present invention relates to a kind of powder conveying device, especially one can foul-proof device in powder course of conveying.
Background technology:
Existing powder conveying device generally adopts shrinking valve structure as shown in Figure 1 and Figure 2.Pressurized air to the rheomorphism of fluidisation air chamber 012 through fluidized plate 013, makes the powder 010 in powder bucket 01 be in fluidized state by powder bucket fluidized gas entrance 011.As shown in Figure 1, when shrinking valve 2 03 closedown, shrinking valve 1 are opened, the powder of fluidisation can be filled into the inner chamber of connection pipe 04 and shrinking valve 1.As shown in Figure 2, when powder needs to be transferred out by powder bucket 01, shrinking valve 1 is closed, shrinking valve 2 03 is opened, the air supply opening 041 offered from connection pipe 04 sidewall starts to provide powder feeding gas, is in the powder between shrinking valve 1 and shrinking valve 2 03 and enters in flour extraction pipe 05 under the impetus of powder feeding gas and transfer out.Control shrinking valve 1, shrinking valve 2 03, opening of air supply opening 041 just can carry the powder in powder bucket 01 with closing.But there is following shortcoming in the mode of this conveying powder: 1, when shrinking valve 2 03 is closed, as shown in Figure 1, the powder be in shrinking valve 1 and connection pipe 04 does not have fluidisation to be easy to pile up in pipeline, and easily result in blockage pipeline, causes powder to carry.2, pipeline cleaning is inconvenient, time-consuming.
Summary of the invention:
The object of the present invention is to provide a kind of powder to be not easy accumulated plugging in pipeline when carrying, pipeline cleaning is powder conveying device simply and easily.
The present invention is achieved by the following technical solution:
A kind of powder conveying device, comprises
One powder bucket, this powder bucket has one in order to the cavity of splendid attire powder, and powder bottom of the barrel offers fluid conductance entrance;
Fluid plate, this fluidized plate is located in powder bucket and near powder bottom of the barrel, be provided with fluid air chamber between fluidized plate and powder bottom of the barrel, described fluidized gas introducing port is communicated with this fluidisation air chamber;
One leads tube cell, this one end of leading tube cell be connected with powder bucket and with powder bucket cavity connects, the other end stretches out in powder bucket;
One shrinking valve, one end of this shrinking valve with described lead tube cell external part be connected; And
One powder conduit road, this powder conduit road is connected with the other end of described shrinking valve;
It is characterized in that: described in lead in tube cell and be provided with fluid pipe, this fluidisation pipe is divided into leading tube cell the fluidizing chamber that a tube cell passage and is positioned at tube cell channels peripheral, described in lead tube cell on the sidewall of corresponding fluidizing chamber, offer opening with entering for fluidized gas or powder feeding gas.
The present invention improves by following scheme:
Two ends of leading tube cell described above are convexly equipped with flange respectively to interior, and described fluidisation pipe is connected between two flange.
Fluidisation pipe described above is sidewall breathable metal or nonmetallic pipe.
Fluidisation tube section described above is the circular cone or cylindrical of hollow.
Also comprise a powder pushing mechanism, this powder pushing mechanism is tightly connected with powder bucket and is located on powder bucket and leads the relative side of tube cell with described, and the powder in powder bucket can push to and lead in the tube cell passage of tube cell by it.
Pushing mechanism described above with lead tube cell mutually in line and be horizontally distributed in the left and right sides of powder bucket or pushing mechanism with lead tube cell mutual in line but with powder bottom of the barrel in a certain angle be installed on the left and right sides of powder bucket.
Pushing mechanism described above is a cylinder, the piston rod comprising a cylinder body and be located in cylinder body, cylinder body is installed on the sidewall of described powder bucket, and piston rod through powder bucket sidewall extending in the cavity of described powder bucket, and powder bucket sidewall is embedded with one and is placed on seal ring outside piston rod.
Piston rod described above is also provided with sealing member in stretching into the end in powder bucket, and when piston rod is pushed ahead and offseted with the tube cell porthole of leading tube cell, described sealing member can by hermetically enclosed for tube cell porthole.
Sealing member described above is rubber seal, or is taper, cap head, globular model Rubber Parts.
Shrinking valve described above comprises the valve body offering cavity and the hose-like flexible liner cover be located in valve cavity, valve cavity is divided into the compression chamber that a powder channel and is positioned at powder channel periphery by this hose-like flexible liner cover, described valve body offers pressurized air inlet port on the sidewall of corresponding compression chamber, hose-like flexible liner cover can under compressed-air actuated effect deformation and to powder channel Inner extrusion thus by powder channel close, and can restore to the original state time powder channel is reopened.When by pressurized air inlet port to compression chamber injecting compressed air time, powder channel can be closed to powder channel Inner extrusion by hose-like flexible liner cover under compressed-air actuated effect; When compression chamber outwards discharges pressurized air by pressurized air inlet port, hose-like flexible liner cover can restore to the original state and to be reopened by powder channel under the elastic reaction of himself.
The present invention compared with prior art has the following advantages:
1) when described shrinking valve is closed, introduce fluidized gas by described opening of leading tube cell sidewall, the powder of leading in tube cell tube cell passage can be made to be in fluidized state, be beneficial to powder conveying, can not block; When described shrinking valve is opened, introducing powder feeding gas by described opening of leading tube cell sidewall, the powder after fluidisation can be made to carry more quick, and when clearing up, powder feeding gas having an automatic cleaning action to pipe interior, makes cleaning more convenient, fast and complete.
2) powder in powder bucket can push to and lead in the tube cell passage of tube cell by described pushing mechanism, and structure is simple, and can accelerate powder conveying.
3) powder bucket sidewall is embedded with one and is placed on seal ring outside cylinder piston rod, can prevent powder from entering cylinder.
4) piston rod end of cylinder is provided with sealing member, when piston rod is pushed ahead and is offseted with the tube cell porthole of leading tube cell, described sealing member can by hermetically enclosed for tube cell porthole, effectively can cut off the connection of tube cell passage and powder bucket cavity, the powder in tube cell passage is transferred out by fast speed.
Accompanying drawing illustrates:
Fig. 1 is structural representation when existing powder conveying device is opened at shrinking valve one, shrinking valve two is closed.
Fig. 2 is structural representation when existing powder conveying device is closed at shrinking valve one, shrinking valve two is opened.
Fig. 3 be shrinking valve of the present invention in off position time structural representation.
Fig. 4 is the structural representation of shrinking valve of the present invention when open mode.
Fig. 5 is sealing member of the present invention is the structural representation that O shape is enclosed.
Fig. 6 is sealing member of the present invention is cylindrical-conical structural representation.
The structural representation of Fig. 7 to be sealing member of the present invention be cap head.
The structural representation of Fig. 8 to be sealing member of the present invention be round end.
Detailed description of the invention:
As shown in the figure, a kind of powder conveying device, comprises powder bucket 1, fluidized plate 11, powder pushing mechanism 2, leads tube cell 3, shrinking valve 4 and powder conduit road 5.
Described powder bucket 1 has one in order to the cavity of splendid attire powder 10, offers fluid conductance entrance 12 bottom powder bucket 1.
Described fluidized plate 11 to be located in powder bucket 1 and near powder bottom of the barrel, and be provided with fluid air chamber 13 between bottom fluidized plate 11 and powder bucket 1, described fluidized gas introducing port 12 is communicated with this fluidisation air chamber 13.
Described tube cell 3 of leading is positioned at above described fluidized plate, its one end be connected with powder bucket 1 and with powder bucket cavity connects, the other end stretches out in powder bucket 1.The two ends of leading tube cell 3 are convexly equipped with flange respectively to interior, fluid pipe 31 is connected between two flange, and be divided into leading tube cell 3 fluidizing chamber 33 that a tube cell passage 32 and is positioned at tube cell channels peripheral, described in lead tube cell 3 on the sidewall of corresponding fluidizing chamber 33, offer opening 34 with entering for fluidized gas or powder feeding gas.Described fluidisation pipe 31 is sidewall breathable metal or nonmetallic pipe, and fluidisation pipe 31 cross section can be the circular cone or cylindrical of hollow, in the present embodiment, and the preferred hollow in fluidisation pipe 31 cross section cylindrical.
One end of described shrinking valve 4 with described lead tube cell 3 external part be connected, the other end is connected with described powder conduit road 5.This shrinking valve 4 comprises the valve body 41 offering cavity and the hose-like flexible liner cover 42 be located in valve cavity, valve cavity to be divided into the compression chamber 44 that a powder channel 43 and is positioned at powder channel periphery by this hose-like flexible liner cover 42, described valve body offers pressurized air inlet port 45 on the sidewall of corresponding compression chamber 44, when by pressurized air inlet port 45 to compression chamber 44 injecting compressed air time, powder channel 43 can be closed to powder channel 43 Inner extrusion by hose-like flexible liner cover 42 under compressed-air actuated effect; When compression chamber 44 by pressurized air inlet port 45 outwards release pressurized air time, hose-like flexible liner cover 42 can restore to the original state and to be reopened by powder channel 43 under the elastic reaction of himself.
Further, the present invention also comprises a powder pushing mechanism 2, and this powder pushing mechanism 2 is tightly connected with powder bucket 1 and is located on powder bucket 1 and leads the relative side of tube cell 3 with described, and the powder in powder bucket 1 can push to and lead in the tube cell passage 32 of tube cell 3 by it.
The described pushing mechanism 2 of the present invention can with lead tube cell 3 mutually in line and be horizontally distributed in the left and right sides of powder bucket 1 or pushing mechanism 2 with lead tube cell 3 mutually in line but with powder bucket 1 bottom in a certain angle the left and right sides being installed on powder bucket 1.In the present embodiment, described pushing mechanism 2 preferably with lead tube cell 3 mutually in line and be horizontally distributed in the left and right sides of powder bucket 1.
Particularly, described pushing mechanism 2 is a cylinder, the piston rod 22 comprising a cylinder body 21 and be located in cylinder body, cylinder body 21 is installed on the sidewall of described powder bucket 1, piston rod 22 is through powder bucket 1 sidewall and extend in the cavity of described powder bucket, and powder bucket 1 sidewall is embedded with one and is placed on seal ring 14 outside piston rod 22.And piston rod 22 is also provided with sealing member 221 in stretching into the end in powder bucket 1, when piston rod 22 is pushed ahead and offseted with the tube cell porthole of leading tube cell 3, described sealing member 221 can by hermetically enclosed for tube cell porthole.As shown in Fig. 5 to Fig. 8, described sealing member 221 is rubber seal, or is taper, cap head, globular model Rubber Parts.
The foregoing is only preferred embodiment of the present invention, be not used for limiting scope of the invention process, all equal changes of doing according to the scope of the claims of the present invention and modification, all fall into the scope that patent of the present invention contains.
Claims (10)
1. a powder conveying device, comprises
One powder bucket, this powder bucket has one in order to the cavity of splendid attire powder, and powder bottom of the barrel offers fluid conductance entrance;
Fluid plate, this fluidized plate is located in powder bucket and near powder bottom of the barrel, be provided with fluid air chamber between fluidized plate and powder bottom of the barrel, described fluidized gas introducing port is communicated with this fluidisation air chamber;
One leads tube cell, this one end of leading tube cell be connected with powder bucket and with powder bucket cavity connects, the other end stretches out in powder bucket;
One shrinking valve, one end of this shrinking valve with described lead tube cell external part be connected; And
One powder conduit road, this powder conduit road is connected with the other end of described shrinking valve;
It is characterized in that: described in lead in tube cell and be provided with fluid pipe, this fluidisation pipe is divided into leading tube cell the fluidizing chamber that a tube cell passage and is positioned at tube cell channels peripheral, described in lead tube cell on the sidewall of corresponding fluidizing chamber, offer opening with entering for fluidized gas or powder feeding gas.
2. a kind of powder conveying device according to claim 1, is characterized in that: described in lead tube cell two ends be convexly equipped with flange respectively to interior, described fluidisation pipe is connected between two flange.
3. a kind of powder conveying device according to claim 2, is characterized in that: described fluidisation pipe is sidewall breathable metal or nonmetallic pipe.
4. a kind of powder conveying device according to claim 3, is characterized in that: described fluidisation tube section is the circular cone or cylindrical of hollow.
5. a kind of powder conveying device according to any one of Claims 1-4, it is characterized in that: also comprise a powder pushing mechanism, this powder pushing mechanism is tightly connected with powder bucket and is located on powder bucket and leads the relative side of tube cell with described, and the powder in powder bucket can push to and lead in the tube cell passage of tube cell by it.
6. a kind of powder conveying device according to claim 5, is characterized in that: described pushing mechanism with lead tube cell mutually in line and be horizontally distributed in the left and right sides of powder bucket or pushing mechanism with lead tube cell mutual in line but with powder bottom of the barrel in a certain angle be installed on the left and right sides of powder bucket.
7. a kind of powder conveying device according to claim 6, it is characterized in that: described pushing mechanism is a cylinder, the piston rod comprising a cylinder body and be located in cylinder body, cylinder body is installed on the sidewall of described powder bucket, piston rod through powder bucket sidewall extending in the cavity of described powder bucket, and powder bucket sidewall is embedded with one and is placed on seal ring outside piston rod.
8. a kind of powder conveying device according to claim 7, it is characterized in that: described piston rod is also provided with sealing member in stretching into the end in powder bucket, when piston rod is pushed ahead and offseted with the tube cell porthole of leading tube cell, described sealing member can by hermetically enclosed for tube cell porthole.
9. a kind of powder conveying device according to claim 8, is characterized in that: described sealing member is rubber seal, or is taper, cap head, globular model Rubber Parts.
10. a kind of powder conveying device according to claim 9, it is characterized in that: described shrinking valve comprises the valve body offering cavity, and the hose-like flexible liner cover be located in valve cavity, valve cavity is divided into the compression chamber that a powder channel and is positioned at powder channel periphery by this hose-like flexible liner cover, described valve body offers pressurized air inlet port on the sidewall of corresponding compression chamber, hose-like flexible liner cover can deformation being closed by powder channel to powder channel Inner extrusion under compressed-air actuated effect, and when restoring to the original state, powder channel can be reopened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210445799.6A CN102951446B (en) | 2012-11-09 | 2012-11-09 | A kind of powder conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210445799.6A CN102951446B (en) | 2012-11-09 | 2012-11-09 | A kind of powder conveying device |
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| Publication Number | Publication Date |
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| CN102951446A CN102951446A (en) | 2013-03-06 |
| CN102951446B true CN102951446B (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210445799.6A Active CN102951446B (en) | 2012-11-09 | 2012-11-09 | A kind of powder conveying device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331226B (en) * | 2013-07-04 | 2015-09-02 | 裕东（中山）机械工程有限公司 | A kind of Automatic clearance powder feeder unit of closed cycle |
| CN108325782B (en) * | 2017-10-25 | 2023-07-04 | 湖北三行科技股份有限公司 | Powder adjusting structure and enamel powder collecting box with same |
| CN108894894B (en) * | 2018-06-05 | 2020-08-11 | 南京理工大学 | Powder fluidizing device easy to fill |
| CN113787193B (en) * | 2021-11-16 | 2022-01-25 | 西安慧金科技有限公司 | Atomizing feeding device for processing metal powder material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2525967B2 (en) * | 1991-03-29 | 1996-08-21 | 川崎製鉄株式会社 | Powder transportation equipment |
| CN201520551U (en) * | 2009-05-22 | 2010-07-07 | 中冶华天工程技术有限公司 | Bottom discharge powder fluidization conveyor |
| CN102135190A (en) * | 2010-01-26 | 2011-07-27 | 中集车辆（集团）有限公司 | Pneumatic shrunk discharge valve and powder material transport cart |
| CN201990259U (en) * | 2011-03-04 | 2011-09-28 | 济南煜龙气力输送设备有限公司 | Environment-friendly boiling lateral guiding type conveyor |
| CN202148060U (en) * | 2011-08-01 | 2012-02-22 | 长兴县科奥陶业有限公司 | Powder material loading device |
| CN202967555U (en) * | 2012-11-09 | 2013-06-05 | 裕东（中山）机械工程有限公司 | Powder conveying device |
-
2012
- 2012-11-09 CN CN201210445799.6A patent/CN102951446B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2525967B2 (en) * | 1991-03-29 | 1996-08-21 | 川崎製鉄株式会社 | Powder transportation equipment |
| CN201520551U (en) * | 2009-05-22 | 2010-07-07 | 中冶华天工程技术有限公司 | Bottom discharge powder fluidization conveyor |
| CN102135190A (en) * | 2010-01-26 | 2011-07-27 | 中集车辆（集团）有限公司 | Pneumatic shrunk discharge valve and powder material transport cart |
| CN201990259U (en) * | 2011-03-04 | 2011-09-28 | 济南煜龙气力输送设备有限公司 | Environment-friendly boiling lateral guiding type conveyor |
| CN202148060U (en) * | 2011-08-01 | 2012-02-22 | 长兴县科奥陶业有限公司 | Powder material loading device |
| CN202967555U (en) * | 2012-11-09 | 2013-06-05 | 裕东（中山）机械工程有限公司 | Powder conveying device |
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| CN102951446A (en) | 2013-03-06 |
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