CN221274560U - Pneumatic conveying pump - Google Patents
Pneumatic conveying pump Download PDFInfo
- Publication number
- CN221274560U CN221274560U CN202323320309.2U CN202323320309U CN221274560U CN 221274560 U CN221274560 U CN 221274560U CN 202323320309 U CN202323320309 U CN 202323320309U CN 221274560 U CN221274560 U CN 221274560U
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- tank
- sending tank
- conveying pump
- pneumatic conveying
- sending
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- 239000000463 material Substances 0.000 claims abstract description 63
- 238000002309 gasification Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 4
- 235000011613 Pinus brutia Nutrition 0.000 description 4
- 241000018646 Pinus brutia Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005243 fluidization Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
Landscapes
- Air Transport Of Granular Materials (AREA)
Abstract
The utility model relates to a pneumatic conveying pump, which comprises a sending tank, wherein a driving device is arranged at the bottom of the sending tank, the output end of the driving device is connected with a stirring shaft, the stirring shaft penetrates through the bottom of the sending tank and extends into the sending tank, double-spiral loosening blades are fixedly arranged on the stirring shaft, and the driving device can drive the double-spiral loosening blades to rotate in the sending tank to loosen materials. According to the utility model, the flow rate of the material entering the gasification chamber is regulated by adding the driving device, so that the concentration and the conveying speed of the gasified material are stable, the pipe blockage is avoided, and meanwhile, the double-screw loosening structure is combined, so that the influence of the accumulation blockage of the material on the conveying operation is further prevented.
Description
Technical Field
The utility model relates to the technical field of pneumatic conveying, in particular to a pneumatic conveying pump.
Background
The pneumatic conveying is also called air conveying, and is characterized by that the granular or powdery material is fluidized by means of air flowing in closed pipeline so as to form suspension state in the air flow, then the material can be conveyed and transferred along the correspondent conveying pipeline according to the technological requirements, and can be extensively used for conveying the materials of fly ash, cement raw material and mineral powder, etc.. In the conveying process, the pipeline is in a gas-solid two-phase flow state. The bin type pneumatic conveying pump is novel pneumatic conveying equipment combining jet technology and fluidization technology, can flexibly arrange conveying pipelines according to terrain conditions, realizes centralized, dispersed, high-altitude and long-distance conveying, is not influenced by natural conditions in the conveying process, can ensure that materials are not affected by moisture, is environment-friendly and pollution-free, and is stable in performance, good in sealing performance and simple and compact in structure, and is ideal pneumatic conveying equipment.
The bin type pneumatic conveying pump in the current market is shown in fig. 2 and 3, and the working principle is that compressed air is conveyed to a gasification chamber 7 at the bottom of the bin type pneumatic conveying pump, air in the gasification chamber 7 enters a sending tank 2, the air is mixed with materials in the sending tank 2, the materials can be fully wrapped by the compressed air, so that the materials form a 'quasi-fluid' with fluid property, the materials are blown into a conveying pipe 10 and reach a conveying destination, the materials are separated from the compressed air through a dust remover, the compressed air is purified and then discharged, and the materials enter a storage tank to complete conveying. The two bin pumps differ in the way they are discharged, fig. 2 is the most commonly used bottom discharge, the material is fluidized by aeration in a conical surface aeration tank, jet injection from a nozzle or other means; fig. 3 shows the gasification chamber with a fluidization plate 19 in the upper part, whereby the material is discharged in the upper part of the tank.
In the use of the existing bin type pneumatic conveying pump, the gasification is unstable, compressed air is wasted when the gasification concentration is low, and the conveying capacity is low; the gasification concentration is difficult to convey and the pipeline is easy to be blocked; for materials with poor fluidity, the materials are easy to be conveyed incompletely or the bin pump is blocked, so that conveying failure is caused.
Aiming at the problems, the application provides a bin type pneumatic conveying pump capable of loosening materials and enhancing gasification effect.
Disclosure of utility model
The utility model provides a pneumatic conveying pump.
The specific technical scheme of the utility model is as follows: the utility model provides a pneumatic conveying pump, includes the sending jar, drive arrangement is installed to the bottom of sending jar, drive arrangement's output is connected with the (mixing) shaft, and the (mixing) shaft passes sending jar bottom and extends to in the sending jar, the fixed duplex pine material blade that is provided with on the (mixing) shaft, drive arrangement can drive duplex pine material blade and carry out pine material in sending jar internal rotation.
Further, preferably, a discharge port is further formed in the bottom of the sending tank, the lower portion of the discharge port is connected to the gasification chamber, and a pneumatic butterfly valve is installed between the discharge port and the gasification chamber.
Further, it is preferable that the left side of the gasification chamber is communicated with the compressed air delivery pipe, and the right side is communicated with the delivery pipe.
Further, it is preferable that the compressed air delivery pipe is also connected to the top of the delivery tank for balancing the pressure in the tank.
Further, it is preferable that the compressed air delivery pipe is provided with a first electromagnetic valve and a second electromagnetic valve for controlling the air flow direction.
Further, preferably, a discharge valve is mounted on the feed delivery pipe.
Further, it is preferable that a level gauge, a pressure gauge and a safety valve are installed at the top of the transmitting tank.
Further, it is preferable that a viewing port is provided in a side wall of the transmitting tank.
The beneficial effects of the utility model are as follows:
(1) According to the utility model, the flow rate of the material entering the gasification chamber is regulated by adding the driving device, so that the concentration and the conveying speed of the gasified material are stable, the pipe blockage is avoided, and meanwhile, the double-screw loosening structure is combined, so that the influence of the accumulation blockage of the material on the conveying operation is further prevented.
(2) According to the utility model, the gasification chamber is arranged independently of the sending tank, so that the gasification effect can be greatly enhanced, the fluidity of the material is enhanced, the stable and efficient conveying of the material is ensured, and the applicability of the conveying pump to materials with poor fluidity can be improved under the cooperation of the material conveying speed and the compressed air input.
(3) According to the utility model, the compressed air conveying pipe is additionally arranged at the top of the sending tank, so that the pressure in the tank can be well balanced, and the material back blowing is prevented.
Drawings
FIG. 1 is a front view of a pneumatic conveying pump according to the present utility model;
FIG. 2 is a front view of a conventional silo pneumatic conveying pump I;
FIG. 3 is a front view of a conventional bin-type pneumatic conveying pump II;
In the figure: the device comprises a 1-bin, a 2-sending tank, a 3-double spiral loosening blade, a 4-driving device, a 5-stirring shaft, a 6-discharge hole, a 7-gasification chamber, an 8-pneumatic butterfly valve, a 9-compressed air conveying pipe, a 10-conveying pipe, an 11-feeding valve, a 12-discharge valve, a 13-electromagnetic valve I, a 14-electromagnetic valve II, a 15-level gauge, a 16-pressure gauge, a 17-safety valve, an 18-observation hole and a 19-fluidization plate.
Description of the embodiments
In order to make the technical problems and technical schemes solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the pneumatic conveying pump provided by the application is characterized in that a driving device and a loosening device are additionally arranged on the basis of the existing bin type pneumatic conveying pump, and the arrangement of a gasification chamber and a compressed air conveying pipe is improved, so that the accumulation and blockage of materials are avoided, the gasification effect is enhanced, and the stable and efficient conveying of the materials is facilitated. The mechanism of the pneumatic conveying pump is specifically as follows:
The pneumatic conveying pump comprises a sending tank 2, wherein the top of the sending tank 2 is connected with a storage bin 1, and a feed valve 11 (adopting a pneumatic valve) is arranged between the sending tank 2 and the storage bin 1; the bottom central point who sends jar 2 puts and installs drive arrangement 4, and drive arrangement 4 includes the motor and the speed reducer that is connected with the motor, and drive arrangement 4's output is connected with (mixing) shaft 5, and (mixing) shaft 5 pass send jar 2 bottom and extend to send jar 2 in, fixedly on the (mixing) shaft 5 be provided with the double helix and loosen the material blade 3, drive arrangement 4 can drive the double helix and loosen the material blade 3 and carry out the pine material in sending jar 2 internal rotation, avoids the storehouse material to pile up jam discharge gate 6. The driving device can also control the flow rate of the material entering the gasification chamber by adjusting the rotating speed of the motor, so that the concentration of the gasified material is stable, the conveying speed is stable, and the pipeline is not easy to be blocked.
The bottom of the sending tank 2 is also provided with a discharge hole 6, the discharge hole 6 is arranged on one side of the bottom, the lower part of the discharge hole 6 is connected with a gasification chamber 7, and a pneumatic butterfly valve 8 is arranged between the discharge hole 6 and the gasification chamber 7. This air conveying pump is through setting up gasification chamber 7 independent of sending jar 2, and the material passes through discharge gate 6 and gets into gasification chamber 7, can control the material entering amount through the opening size of control pneumatic butterfly valve 8 to strengthen the gasification effect, make the material mobility stronger, more do benefit to the stable transport of material.
The left side of the gasification chamber 7 is communicated with a compressed air conveying pipe 9, and the right side is communicated with a conveying pipe 10; the compressed air delivery pipe 9 is also connected to the top of the send tank 2 for equalizing the pressure in the tank. The compressed air conveying pipe 9 is provided with a first electromagnetic valve 13 and a second electromagnetic valve 14 for controlling the air flow direction. A discharge valve 12 is mounted on the feed conveyor pipe 10. The pneumatic conveying pump divides a compressed air conveying pipe into two paths: one path of the air enters the gasification chamber 7 and is fully mixed with the materials entering the gasification chamber to form a quasi-fluid by wrapping, and the high-speed air flow drives the materials to be conveyed to a destination along the conveying pipe 10; the other path enters the top of the sending tank 2 and is used for balancing the pressure in the sending tank 2 so as to prevent the material from being blown back.
Working principle: when the material is conveyed, a feed valve 11 is opened, the material enters the sending tank 2 from the storage bin 1, a driving device 4 is started at the moment, and the driving device 4 drives a double-spiral loosening blade 3 to rotate in the tank so as to loosen the material; the pneumatic butterfly valve 8 at the discharge hole 6 is opened, the material enters the gasification chamber 7, the first electromagnetic valve 13 is opened, compressed air is input into the compressed air conveying device 9, the air enters the gasification chamber 7 to be fully mixed with the material, the material is wrapped to form a quasi-fluid, the discharge valve 12 is opened, the material enters the conveying pipe 10 under the drive of high-speed air flow, the continuous compressed air converts kinetic energy into pressure energy, the air and the material are mixed again, the speed of the material is improved, the material moves and advances along the conveying pipe 10 until the material and the compressed air are separated after being conveyed to the dust remover, the compressed air is discharged after being purified, and the material enters the storage tank to complete conveying.
In the conveying process, the material level gauge 15 and the pressure gauge 16 are observed, the height and the pressure change of the materials in the tank are observed, the electromagnetic valve II 14 is opened according to the pressure change requirement, and the pressure in the sending tank 2 is balanced by introducing gas into the tank, so that the back blowing of the materials is prevented.
In addition, a level gauge 15, a pressure gauge 16 and a relief valve 17 are also mounted on top of the transfer pot 2. Wherein the level gauge 15 is used for detecting the change condition of the height of the solid material in the tank; the pressure gauge 16 is used for detecting the pressure value in the tank and is matched with the safety valve 17 for use, and when the medicine particles in the tank exceed a specified value, the interlocking safety valve is opened, so that the accident of the bin pump caused by the overhigh pressure is avoided.
The side wall of the sending tank 2 is provided with an observation port 18, so that the condition of materials in the tank and maintenance and inspection can be observed conveniently.
While the utility model has been described in detail in connection with specific and preferred embodiments, it will be understood by those skilled in the art that the utility model is not limited to the foregoing embodiments, but is intended to cover modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. Pneumatic conveying pump, including sending jar (2), its characterized in that: the device is characterized in that a driving device (4) is arranged at the bottom of the sending tank (2), the output end of the driving device (4) is connected with a stirring shaft (5), the stirring shaft (5) penetrates through the bottom of the sending tank (2) and extends into the sending tank (2), double-spiral loosening blades (3) are fixedly arranged on the stirring shaft (5), and the driving device (4) can drive the double-spiral loosening blades (3) to rotate in the sending tank (2) to loosen materials.
2. A pneumatic conveying pump according to claim 1, wherein: the bottom of the sending tank (2) is also provided with a discharge port (6), the lower part of the discharge port (6) is connected with a gasification chamber (7), and a pneumatic butterfly valve (8) is arranged between the discharge port (6) and the gasification chamber (7).
3. A pneumatic conveying pump according to claim 2, wherein: the left side of the gasification chamber (7) is communicated with a compressed air conveying pipe (9), and the right side is communicated with a conveying pipe (10).
4. A pneumatic conveying pump according to claim 3, wherein: the compressed air conveying pipe (9) is also communicated to the top of the sending tank (2) and used for balancing the pressure in the tank.
5. A pneumatic conveying pump according to claim 4, wherein: the compressed air conveying pipe (9) is provided with a first electromagnetic valve (13) and a second electromagnetic valve (14) for controlling the air flow direction.
6. A pneumatic conveying pump according to claim 3, wherein: and a discharge valve (12) is arranged on the conveying pipe (10).
7. A pneumatic conveying pump according to any one of claims 1 to 6, wherein: a material level gauge (15), a pressure gauge (16) and a safety valve (17) are arranged at the top of the sending tank (2).
8. A pneumatic conveying pump according to claim 7, wherein: an observation port (18) is arranged on the side wall of the sending tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323320309.2U CN221274560U (en) | 2023-12-06 | 2023-12-06 | Pneumatic conveying pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323320309.2U CN221274560U (en) | 2023-12-06 | 2023-12-06 | Pneumatic conveying pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221274560U true CN221274560U (en) | 2024-07-05 |
Family
ID=91690704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323320309.2U Active CN221274560U (en) | 2023-12-06 | 2023-12-06 | Pneumatic conveying pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221274560U (en) |
-
2023
- 2023-12-06 CN CN202323320309.2U patent/CN221274560U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |