CN210438064U - Vacuum continuous material suction device - Google Patents
Vacuum continuous material suction device Download PDFInfo
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- CN210438064U CN210438064U CN201920906729.3U CN201920906729U CN210438064U CN 210438064 U CN210438064 U CN 210438064U CN 201920906729 U CN201920906729 U CN 201920906729U CN 210438064 U CN210438064 U CN 210438064U
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Abstract
The utility model discloses a vacuum continuous material suction device, which comprises a vacuum pump, two sets of cyclone separators, a material conveying tank, a material conveying machine and a PLC controller; the inlet and the outlet of the vacuum pump are respectively connected with the cyclone separator and the air outlet pipe, and the air outlet of the cyclone separator is also provided with a bag-type dust collector; the inlet of the cyclone separator is connected with a material suction main pipe, the material suction main pipe is respectively connected with a blocking prevention branch pipe and a material suction branch pipe through a tee joint, the material suction branch pipe and the blocking prevention branch pipe are respectively provided with a material suction valve and a blocking prevention valve, the bottom of the cyclone separator is provided with a feed opening communicated with a material conveying tank, and the feed opening is provided with a feed valve; a material conveying port is arranged at the bottom of the material conveying tank, the material conveying port is communicated with a material inlet of the material conveying machine, and a material conveying valve is arranged on the material conveying port; the PLC controller controls the operation of the whole system. The utility model discloses the operation process is high-efficient, safe stable again, is applicable to medicine, food, chemical industry, production and buggy feed field that raw and other materials are the powder.
Description
Technical Field
The utility model belongs to the technical field of pneumatic conveyor technique and specifically relates to a vacuum continuous material suction device.
Background
In industrial production, if powdered raw materials are transported and fed by manpower, the raw materials are wasted on manpower and material resources, and are easy to leak, so that the raw materials leak to pollute the environment and further endanger the health of people, and more serious safety accidents are caused.
The vacuum material conveyer is a device for conveying materials by means of vacuum suction force, and is widely applied to industries such as medicines, foods, chemical engineering and the like. However, in the operation process of the existing vacuum material conveying equipment, the material suction and blanking processes can not be carried out simultaneously; the conveying pipeline is easy to block, so that the conveying machine needs to be stopped to dredge the pipeline, and the production efficiency is low; the cyclone separator has poor filtering effect, so that air sucked by the vacuum pump contains dust, and the vacuum pump is damaged to threaten equipment; the pressure is unstable in the blanking process, so that the blanking is not smooth, and the stability of feeding is influenced.
Disclosure of Invention
An object of the utility model is to overcome above-mentioned prior art not enough, provide one kind and can realize inhaling material, unloading in succession, improved conveying efficiency's vacuum and inhale material device in succession.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides a vacuum continuous material suction device which characterized in that: comprises a vacuum pump, a cyclone separator, a material conveying tank, a material conveying machine and a PLC controller; the inlet of the vacuum pump is connected with the air outlet of the cyclone separator through an air suction pipe, the air outlet of the vacuum pump is connected with an air outlet pipe, and a bag-type dust collector is arranged on the air outlet of the cyclone separator;
furthermore, an inlet of the cyclone separator is connected with a material suction main pipe, the material suction main pipe is respectively connected with a blocking prevention branch pipe and a material suction branch pipe through a tee joint, the material suction branch pipe and the blocking prevention branch pipe are respectively provided with a material suction valve and a blocking prevention valve, the bottom of the cyclone separator is provided with a feed opening communicated with the material conveying tank, and the feed opening is provided with a feed valve;
furthermore, a first upper material limiting level sensor and a first lower material limiting level sensor are arranged on the inner wall of the material conveying tank, a material conveying port is arranged at the bottom of the material conveying tank and communicated with a material inlet of a material conveying machine, and a material conveying valve is arranged on the material conveying port;
furthermore, the vacuum pump, the vacuum valve, the blanking valve, the material conveying valve, the anti-blocking valve, the material sucking valve, the material conveying machine, the first upper material limiting level sensor and the first lower material limiting level sensor are all electrically connected with the PLC.
Furthermore, the material conveying tank is communicated with the top of the cyclone separator through a pressure relief pipe, and the pressure relief pipe is connected with a pressure relief valve.
Further, the vacuum valve, the blanking valve, the material conveying valve, the anti-blocking valve, the material sucking valve and the pressure release valve are electromagnetic valves or electric valves.
Further, the cyclone separator is provided with two sets.
Furthermore, the filter element of the bag-type dust collector is cylindrical, an air blowing pipe is arranged at the air outlet of the filter element, and the air blowing pipe is connected with an air blowing valve.
Furthermore, a central tube communicated with the inner cavity is installed on an air outlet of the cyclone separator, the air suction tube is connected with the central tube, and the bag-type dust collector is installed in the central tube.
Furthermore, a second upper limit material level sensor and a second lower limit material level sensor are respectively installed at the upper part and the lower part of the inner cavity of the cyclone separator.
Further, a hose is connected to an inlet of the material suction branch pipe.
The utility model has the advantages that: by arranging the two cyclone separators, the material can be sucked and discharged alternately, the continuous material suction and discharge can be realized, and the transportation efficiency is improved; the anti-blocking branch pipe is arranged, so that the pipeline blockage caused by the fact that the material is sucked and stops depositing in the pipeline can be prevented, and the trouble caused by the pipeline blockage is avoided; the feeding tank is kept in a micro-negative pressure state by the aid of the pressure relief pipe, the dust blowing pipe of the bag-type dust remover starts to blow dust in the feeding process of the cyclone separator, the filtering effect of the bag-type dust remover is guaranteed, and the cyclone separator is in positive pressure and provides power for the feeding process and achieves quick and stable feeding process; the material conveying process is negative pressure conveying, so that material leakage can be prevented, air pollution caused by dust is reduced, the working environment is kept clean, and the negative pressure conveying device is beneficial to human health. In addition, the oxygen content in the negative pressure process is low, so that the deterioration of the materials is reduced, and particularly, when the materials are combustible, the explosion-proof effect is realized; the equipment is controlled by the PLC controller in the whole process, can realize automation and reduce production cost.
The utility model discloses the operation process is high-efficient, safe stable again, is applicable to medicine, food, chemical industry, production and buggy feed field that raw and other materials are the powder.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view showing a connection state of the cyclone separator of fig. 1.
1. An air outlet pipe; 2. a vacuum pump; 3. an air intake duct; 4. a material conveying tank; (ii) a 5. A pressure relief pipe; 6. a pressure relief valve; 7. a bag-type dust collector; 8. a vacuum valve; 9. a material suction main pipe; 91. a material suction branch pipe; 10. a central tube; 11. a first upper limit level sensor; 110. a second upper limit level sensor; 12. a cyclone separator; 13. a first lower limit level sensor; 130. a second lower limit level sensor; 14. a discharge valve; 15. a feeding port; 16. a delivery valve; 17. a material conveying port; 18. a material delivery machine; 19. a hose; 20. a suction valve; 21. an anti-clogging valve; 22. and (4) blocking the branch pipe.
Detailed Description
As shown in fig. 1 and 2, the vacuum continuous material suction device of the present invention comprises a vacuum pump 2, a cyclone separator 12, a material conveying tank 4, a material conveyor 18 and a PLC controller; an inlet of a vacuum pump 2 is connected with an air outlet of a cyclone separator 12 through an air suction pipe 3, the air outlet of the vacuum pump 2 is connected with an air outlet pipe 1, and a bag-type dust collector 7 is installed on the air outlet of the cyclone separator 12;
the inlet of the cyclone separator 12 is connected with a material suction main pipe 9, the material suction main pipe 9 is respectively connected with an anti-blocking branch pipe 22 and a material suction branch pipe 91 through a tee joint, the material suction branch pipe 91 and the anti-blocking branch pipe 22 are respectively provided with a material suction valve 20 and an anti-blocking valve 21, the bottom of the cyclone separator 12 is provided with a feed opening 15 communicated with the material conveying tank 4, and the feed opening 15 is provided with a feed valve 14;
a first upper material limiting level sensor 11 and a first lower material limiting level sensor 13 are arranged on the inner wall of the material conveying tank 4, a material conveying port 17 is arranged at the bottom of the material conveying tank 4, the material conveying port 17 is communicated with a material inlet of a material conveying machine 18, and a material conveying valve 16 is arranged on the material conveying port 17;
the vacuum pump 2, the vacuum valve 8, the blanking valve 14, the material conveying valve 16, the anti-blocking valve 21, the material suction valve 20, the material conveyor 18, the first upper limit material level sensor 11 and the first lower limit material level sensor 13 are all electrically connected with the PLC.
The material conveying tank 4 is communicated with the top of the cyclone separator 12 through a pressure relief pipe 5, and a pressure relief valve 6 is connected to the pressure relief pipe.
The vacuum valve 8, the blanking valve 14, the material delivery valve 16, the anti-blocking valve 21, the material suction valve 20 and the pressure release valve 6 are electromagnetic valves or electric valves.
Two sets of cyclones 12 are provided.
The filter element of the bag-type dust collector 7 is cylindrical, an air blowing pipe is arranged at the air outlet of the filter element, and the air blowing pipe is connected with an air blowing valve.
A central tube 10 communicated with the inner cavity is arranged on the air outlet of the cyclone separator, the air suction tube 3 is connected with the central tube 10, and the bag-type dust collector 7 is arranged in the central tube 10.
The upper and lower parts of the inner cavity of the cyclone separator 12 are respectively provided with a second upper limit material level sensor 110 and a second lower limit material level sensor 130.
The inlet of the material suction branch pipe 91 is connected with a hose 19.
The feeding method adopting the vacuum continuous material suction device is described in detail below, and comprises the following steps: s1: initial preparation, the suction manifold 91 is placed in the silo, the system components are connected, and all valves are closed.
S2: the equipment is started, the system opens a vacuum valve 8 and a suction valve 20 corresponding to one set of cyclone separator through a PLC controller, a vacuum pump 2 starts to work, air in the cyclone separator 12 is sucked away through an air suction pipe 3, materials are sucked into the cyclone separator 12 through a suction branch pipe 91 and a suction main pipe 9 under the action of negative pressure, gas-solid separation is achieved under the action of centrifugal force, large-particle materials are deposited downwards, an upward flow field is formed by the air and small-particle materials along the axial center of the cyclone separator, air flow is sucked away by the vacuum pump 2, and smaller material particles are collected by a bag-type dust collector 7.
As shown in fig. 1, when the material in the left cyclone 12 reaches the upper limit, the system closes the suction valve 20 through the PLC controller, and opens the anti-blocking valve 21, the cyclone 12 stops sucking the material left in the suction pipe 9, and closes the anti-blocking valve 21 and opens the discharge valve 14 and the blowing valve (not shown) of the bag-type dust collector 7 to convey the material in the inner cavity of the cyclone 12 to the material conveying tank 4 by sucking the material left in the suction pipe 9. Meanwhile, the right cyclone separator starts to suck materials, after the left cyclone separator finishes discharging, the second lower limit material level sensor 130 transmits signals to the PLC, the left suction tank closes the discharging valve to stop discharging, and the right suction tank continues to suck materials after finishing sucking materials, so that circulation is realized, two suction tanks alternately suck materials and discharge materials, automatic continuous sucking and discharging are realized, the working efficiency is improved, and the labor intensity is reduced.
S3: when the anti-blocking valve 21 is closed in the step S2, the vacuum valve 8 and the suction valve 20 corresponding to the other set of cyclone separator are opened, and the suction process in the step S2 is repeated;
s4: when the first lower limit material level sensor 13 detects the material, the system controls to open the material conveying valve 16 and the material conveyor 18 to convey the material to the production line. The material sucking and the material conveying can be carried out simultaneously.
The above description is only for the purpose of illustrating the technical solutions of the present invention, and the simple modification or equivalent replacement of the technical solutions of the present invention by those of ordinary skill in the art does not depart from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. The utility model provides a vacuum continuous material suction device which characterized in that: comprises a vacuum pump (2), a cyclone separator (12), a material conveying tank (4), a material conveyor (18) and a PLC controller; an inlet of the vacuum pump (2) is connected with an air outlet of the cyclone separator (12) through an air suction pipe (3), the air outlet of the vacuum pump (2) is connected with an air outlet pipe (1), and a bag-type dust collector (7) is arranged on the air outlet of the cyclone separator (12);
the inlet of the cyclone separator (12) is connected with a material suction main pipe (9), the material suction main pipe (9) is respectively connected with a blocking prevention branch pipe (22) and a material suction branch pipe (91) through a tee joint, the material suction branch pipe (91) and the blocking prevention branch pipe (22) are respectively provided with a material suction valve (20) and a blocking prevention valve (21), the bottom of the cyclone separator (12) is provided with a blanking port (15) communicated with the material conveying tank (4), and the blanking port (15) is provided with a blanking valve (14);
a first upper material limiting level sensor (11) and a first lower material limiting level sensor (13) are arranged on the inner wall of the material conveying tank (4), a material conveying port (17) is arranged at the bottom of the material conveying tank (4), the material conveying port (17) is communicated with a material inlet of a material conveying machine (18), and a material conveying valve (16) is arranged on the material conveying port (17);
the cyclone separator (12) is provided with two sets, and the vacuum pump (2), the vacuum valve (8), the blanking valve (14), the material conveying valve (16), the anti-blocking valve (21), the material suction valve (20), the material conveying machine (18), the first upper material limiting level sensor (11) and the first lower material limiting level sensor (13) are all electrically connected with the PLC.
2. The vacuum continuous suction device according to claim 1, wherein: the top of the material conveying tank (4) is communicated with the top of the cyclone separator (12) through a pressure relief pipe (5), and the pressure relief pipe is connected with a pressure relief valve (6).
3. The vacuum continuous suction device according to claim 2, characterized in that: the vacuum valve (8), the blanking valve (14), the material conveying valve (16), the anti-blocking valve (21), the material suction valve (20) and the pressure release valve (6) are electromagnetic valves or electric valves.
4. The vacuum continuous suction device according to claim 1, wherein: the filter element of the bag-type dust collector (7) is cylindrical, an air blowing pipe is arranged at the air outlet of the filter element, and the air blowing pipe is connected with an air blowing valve.
5. The vacuum continuous suction device according to claim 1, wherein: a central tube (10) communicated with the inner cavity is arranged on the air outlet of the cyclone separator, the air suction tube (3) is connected with the central tube (10), and the bag-type dust collector (7) is arranged in the central tube (10).
6. The vacuum continuous suction device according to claim 1, wherein: and the upper part and the lower part of the inner cavity of the cyclone separator (12) are respectively provided with a second upper limit material level sensor (110) and a second lower limit material level sensor (130).
7. The vacuum continuous suction device according to any one of claims 1 to 6, wherein: the inlet of the material suction branch pipe (91) is connected with a hose (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920906729.3U CN210438064U (en) | 2019-06-17 | 2019-06-17 | Vacuum continuous material suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920906729.3U CN210438064U (en) | 2019-06-17 | 2019-06-17 | Vacuum continuous material suction device |
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| CN210438064U true CN210438064U (en) | 2020-05-01 |
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| CN201920906729.3U Active CN210438064U (en) | 2019-06-17 | 2019-06-17 | Vacuum continuous material suction device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203703A (en) * | 2019-06-17 | 2019-09-06 | 广东海洋大学 | A kind of continuous suction system of vacuum and feeding method |
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2019
- 2019-06-17 CN CN201920906729.3U patent/CN210438064U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110203703A (en) * | 2019-06-17 | 2019-09-06 | 广东海洋大学 | A kind of continuous suction system of vacuum and feeding method |
| CN110203703B (en) * | 2019-06-17 | 2024-02-06 | 广东海洋大学 | Vacuum continuous material sucking system and feeding method |
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