CN204628581U - A kind of airtight valve with cleaning agency - Google Patents
A kind of airtight valve with cleaning agency Download PDFInfo
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- CN204628581U CN204628581U CN201520197040.XU CN201520197040U CN204628581U CN 204628581 U CN204628581 U CN 204628581U CN 201520197040 U CN201520197040 U CN 201520197040U CN 204628581 U CN204628581 U CN 204628581U
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Abstract
The utility model discloses a kind of airtight valve with cleaning agency, it comprises transmission device, rotor and valve body, transmission device is connected with rotor, valve body upper end arranges material feeding mouth, and lower end arranges discharge port, comprises interconnective cylindrical main cavity and auxiliary cavity in valve body, rotor is arranged in main cavity, arrange cleaning agency in auxiliary cavity, rotor and cleaning agency all can rotate in respective cavity, and source of the gas is cleaned rotor by cleaning agency.The utility model can realize airtight valve and clean online, do not stop, and can carry out scanning cleaning to the whole surface of rotor, does not stay dead angle.Sweeping efficiency is high, effective, and the utility model can according to the concrete technology requirement of material simultaneously, and cleaning mode can adopt interruption and continuous mode, and wide adaptability, is particularly useful for the strong powder carbon black of stickiness and moist carbon black.
Description
Technical field
The utility model relates to a kind of airtight valve, is specifically related to a kind of airtight valve with cleaning agency of the powdery carbon black for production of carbon black, belongs to powder conveying equipment field.
Background technique
At present, the main fed sheet of a media of general airtight valve used in production of carbon black is powdery carbon black and dustless carbon black, dustless carbon black is due to the advantage on dielectric structure, good fluidity, use general airtight valve all can meet usage requirement, and powdery carbon black is because proportion is little, poor fluidity, easily adsorbs adhesion, discharging efficiency is low, affects the normal operation of airtight valve.The moisture carbon black (as reject carbon black) having some to make moist in addition is easy to produce and adheres to sticky wall, and cause airtight valve scram, impact is produced.
Known general airtight valve, is structurally generally made up of transmission device, valve body and vane rotor, valve body is arranged material feeding mouth and discharge port.In production of carbon black, from the powdery carbon black that wet granulation machine drum body material feeding mouth enters, enter from the material feeding mouth of airtight valve valve body together with the Bond (granulation water) with certain pressure sprayed into from hydraulic giant, discharge to discharge port with rotor rotation.Due to powdery carbon black light specific gravity, easily adhere to, the moisture carbon black stickiness of making moist is even more serious, cause airtight valve at work, carbon black easily sticks on rotor blade, what particularly show when the upper and lower system pressure of airtight valve is different is more outstanding, have a strong impact on discharging efficiency, even jeopardize device security.Therefore need to clean in time airtight valve rotor, but the mode of parking hand sweeping can only be adopted at present, bring very big inconvenience to production.
Model utility content
The purpose of this utility model is just for above-mentioned the deficiencies in the prior art, provides a kind of airtight valve with cleaning agency, and can realize on-line automatic cleaning of not stopping, flexible operation mode, sweeping efficiency is high.Be particularly useful for the strong powder carbon black of stickiness and moist carbon black.
To achieve these goals, the technical solution adopted in the utility model is such:
A kind of airtight valve with cleaning agency, comprise transmission device, rotor and valve body, transmission device is connected with rotor, valve body upper end arranges material feeding mouth, lower end arranges discharge port, it is characterized in that: in described valve body, comprise interconnective cylindrical main cavity and auxiliary cavity, the parallel to an axis of main cavity and auxiliary cavity and be in same level, rotor is arranged in main cavity, main cavity and material feeding mouth and discharge port connect, it is axial and enter, the axis of discharge port intersects vertical, in auxiliary cavity, cleaning agency is set, described cleaning agency comprises rotating shaft, swivel joint and sweeper, sweeper comprises dunnage, injection tube and connecting tube, dunnage one end connects injection tube, the other end welds with rotating shaft and is connected, spindle central axially arranges blind hole, blind hole through-hole side connects swivel joint, opposite side is communicated with injection tube by connecting tube, injection tube periphery arranges several round, auxiliary cavity outer valve arranges balance tube interface be communicated with auxiliary cavity.The diameter of described blind hole is preferably φ 20, and the diameter of described round is preferably φ 3.
Preferably, described rotor adopts leaf structure, and blade is uniform along rotor circumference direction, and adjacent blades root adopts arc transition, and there is the straight section tangent with circular arc end.
Further, quantity >=3 slice of described rotor blade.Better be preferably 6 or 8 for rotor blade quantity.
Further, described rotor is connected with transmission device by Chain conveyer, is connected with cleaning agency by gear transmission.Transmission device rotor driven rotates, and partial power is exported to cleaning agency again by rotor, drives cleaning agency to rotate.The velocity ratio of rotor and cleaning agency is the quantity of rotor blade.
Further, the distance between described main cavity and auxiliary chamber axis is greater than rotor outer circle radius, with slightly larger than for excellent, avoids the sweeper of rotor blade and cleaning agency to move interference.
Compared with prior art, the utility model has the advantage of: the utility model provides a kind of airtight valve with cleaning agency, when cleaning, the cleaning agency being communicated with source of the gas rotates in valve body, jets pressurized gas surface sweeping formula on the blade face of the rotor of corresponding rotation.Achieve the online cleaning of not stopping, can adopt continuously or be interrupted cleaning mode, flexible operation, sweeping efficiency is high.Be applicable to powder carbon black and moist carbon black discharge operation.The utility model novel structure, reasonable in design, cleaning is thorough, without dead angle.The utility model also can be used for the discharging blanking operation of other close powders materials in addition, and applicability is wide.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the structural representation that the utility model connects material feeding box;
Fig. 4 is the structural representation that the utility model connects feed box.
Marginal data:
1, valve body; 2, transmission device; 3, rotor; 4, material feeding box; 5, valve end cap; 6, cleaning agency; 7, feed box; 8, compression gas tank;
11, material feeding mouth; 12, discharge port; 13, balance tube interface; 14, main cavity; 15, auxiliary cavity;
41, supply pipe; 42, housing; 43, balance tube interface; 44, dust suction recovery port;
61, swivel joint; 62, rotating shaft; 63, sweeper;
631, dunnage; 632, injection tube; 633, connecting tube;
71, discharge nozzle; 72, housing; 73, balance tube interface; 74, dust suction recovery port.
Embodiment
In order to clearly understand the purpose of this utility model, technological scheme and beneficial effect, below in conjunction with accompanying drawing, the utility model is described further, but protection domain of the present utility model is not limited in the examples below.
See Fig. 1, Fig. 2, a kind of airtight valve with cleaning agency of the utility model, comprise transmission device 2, rotor 3 and valve body 1, transmission device 2 is connected with rotor 3, valve body 1 upper end arranges material feeding mouth 11, lower end arranges discharge port 12, valve body 1 two ends valve end cap 5 seals, it is characterized in that: in described valve body 1, comprise interconnective cylindrical main cavity 14 and auxiliary cavity 15, the parallel to an axis of main cavity 14 and auxiliary cavity 15 and be in same level, rotor 3 is arranged in main cavity 14, main cavity 14 and material feeding mouth 11 and discharge port 12 through, it is axial and enter, the axis of discharge port intersects vertical, in auxiliary cavity 15, cleaning agency 6 is set, described cleaning agency 6 comprises rotating shaft 62, swivel joint 61 and sweeper 63, sweeper 63 comprises dunnage 631, injection tube 632 and connecting tube 633, dunnage 631 one end connects injection tube 632, the other end welds with rotating shaft 62 and is connected, rotating shaft 62 central shaft is to arranging blind hole, blind hole through-hole side connects swivel joint 61, opposite side is communicated with injection tube 632 by connecting tube 633, form a passage, injection tube 632 periphery arranges several round, source of the gas carries out winding-up cleaning by round to rotor through passage, auxiliary cavity 1 outer valve arranges balance tube interface 13 be communicated with auxiliary cavity 15.The diameter of described blind hole is preferably φ 20, and the diameter of described round is preferably φ 3.
Preferably, described rotor adopts leaf structure, and blade is uniform along rotor circumference direction, and adjacent blades root adopts arc transition, and there is the straight section tangent with circular arc end.
Further, quantity >=3 slice of described rotor blade.Better be preferably 6 or 8 for rotor blade quantity.
Further, transmission device 2 is connected with the input end of rotor 3 by Chain conveyer, the output terminal of rotor 3 is connected with cleaning agency 6 by gear transmission.Transmission device 2 rotor driven 3 rotates, and partial power is exported to cleaning agency 6 again by rotor 3, drives cleaning agency 6 to rotate.The velocity ratio of rotor and cleaning agency is the quantity of rotor blade.
Further, the distance between described main cavity 14 and auxiliary cavity 15 axis is greater than rotor 3 exradius, with slightly larger than for excellent, avoids the sweeper of rotor blade and cleaning agency to move interference.
Specific works is see Fig. 3, Fig. 4, and the utility model airtight valve is connected with material feeding box 4 or feed box 7, and swivel joint 61 connects compression gas tank 8.Material feeding box 4 is connected with valve body 1 upper end material feeding mouth 11, material feeding box 4 is provided with supply pipe 41, supply pipe 41 is inserted in hopper housing 42, and material feeding box 4 top is provided with balance tube interface 43 and dust suction recovery port 44, and balance tube interface 43 is connected by pipeline with balance tube interface 13 on valve body 1; Feed box 7 is connected with valve body 1 lower end discharge port 12, feed box 7 is provided with discharge nozzle 71, discharge nozzle 71 inserts in feed box housing 72, and feed box 7 top is provided with balance tube interface 73 and dust suction recovery port 74, and balance tube interface 73 is connected by pipeline with balance tube interface 13 on valve body 1.
In actual production runs, see Fig. 3, powdery carbon black enters in the material feeding mouth 11 fallen on airtight valve valve body 1 from the supply pipe 41 material feeding box 4, and rotor 3 rotarily drives carbon black and completes discharge process to the discharge port 12 on valve body 1 in the counterclockwise direction.When the carbon black sticked on rotor 1 goes to cleaning agency 6 region, blown off in the enclosed space that two adjacent blades and valve body are formed by the pressurized air (pressure is 0.4 MPa) of round ejection in cleaning agency 6 injection tube 632, enclosed space is connected with the equalizing line communicated with material feeding box 4, powdery carbon black is blown back in material feeding box 4, in order to keep the pressure stability in material feeding box 4, bleed by the dust suction recovery port 44 on it.In like manner, see Fig. 4, powdery carbon black is blown back in feed box 7 by equalizing line, in order to keep the pressure stability in feed box 7, bleeds by the dust suction recovery port 74 on it.
In the utility model, the cleaning mode of cleaning agency can adopt continuous and discontinuous mode, and discontinuous manner preferred electromagnetic pulse winding-up cleaning, the gases used preferred inert gas of compression gas tank 8 and pressurized air, bleed pressure is 0.3MPa ~ 0.8MPa.
Claims (7)
1. the airtight valve with cleaning agency, comprise transmission device, rotor and valve body, transmission device is connected with rotor, valve body upper end arranges material feeding mouth, lower end arranges discharge port, it is characterized in that: in described valve body, comprise interconnective cylindrical main cavity and auxiliary cavity, the parallel to an axis of main cavity and auxiliary cavity and be in same level, rotor is arranged in main cavity, main cavity and material feeding mouth and discharge port connect, it is axial and enter, the axis of discharge port intersects vertical, in auxiliary cavity, cleaning agency is set, described cleaning agency comprises rotating shaft, swivel joint and sweeper, sweeper comprises dunnage, injection tube and connecting tube, dunnage one end connects injection tube, the other end welds with rotating shaft and is connected, spindle central axially arranges blind hole, blind hole through-hole side connects swivel joint, opposite side is communicated with injection tube by connecting tube, injection tube periphery arranges several round, auxiliary cavity outer valve arranges balance tube interface be communicated with auxiliary cavity.
2. a kind of airtight valve with cleaning agency according to claim 1, is characterized in that: described rotor adopts leaf structure.
3. a kind of airtight valve with cleaning agency according to claim 2, is characterized in that: quantity >=3 slice of described rotor blade.
4. a kind of airtight valve with cleaning agency according to claim 3, is characterized in that: the quantity of described rotor blade is 6 or 8.
5. a kind of airtight valve with cleaning agency according to claim 1, is characterized in that: described rotor is connected with transmission device by Chain conveyer, is connected with cleaning agency by gear transmission.
6. a kind of airtight valve with cleaning agency according to claim 1, is characterized in that: the distance between described main cavity and auxiliary chamber axis is greater than rotor outer circle radius.
7. a kind of airtight valve with cleaning agency according to claim 1, is characterized in that: the diameter of described blind hole is φ 20, and the diameter of described round is φ 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520197040.XU CN204628581U (en) | 2015-04-03 | 2015-04-03 | A kind of airtight valve with cleaning agency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520197040.XU CN204628581U (en) | 2015-04-03 | 2015-04-03 | A kind of airtight valve with cleaning agency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204628581U true CN204628581U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520197040.XU Active CN204628581U (en) | 2015-04-03 | 2015-04-03 | A kind of airtight valve with cleaning agency |
Country Status (1)
| Country | Link |
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| CN (1) | CN204628581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108126823A (en) * | 2017-12-21 | 2018-06-08 | 上海宝田新型建材有限公司 | A kind of material-clearing device and method for being used to rotate feeding valve impeller |
-
2015
- 2015-04-03 CN CN201520197040.XU patent/CN204628581U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108126823A (en) * | 2017-12-21 | 2018-06-08 | 上海宝田新型建材有限公司 | A kind of material-clearing device and method for being used to rotate feeding valve impeller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 643000 Zigong city of Sichuan Province, Ziliujing District Hing Road No. 168 Patentee after: Hao Yuan black Research & Design Institute of Chemical Industry Co. Ltd. Address before: 643000, 568, Hui Xing Road, Huili Eastern Road, Sichuan, Zigong Patentee before: China Rubber Group Carbon Black Research & Design Institute |