CN210423044U - Anti-deposition screw pump for conveying clean slurry - Google Patents
Anti-deposition screw pump for conveying clean slurry Download PDFInfo
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- CN210423044U CN210423044U CN201921206215.3U CN201921206215U CN210423044U CN 210423044 U CN210423044 U CN 210423044U CN 201921206215 U CN201921206215 U CN 201921206215U CN 210423044 U CN210423044 U CN 210423044U
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Abstract
The utility model discloses a prevent clear thick liquid of deposit screw pump for transport relates to material conveying equipment field. Including the vertical screw pump body of fixing on the screw pump support, the screw pump body is equipped with driving motor, driving motor is connected with the converter electricity, the screw pump body includes feeding section and ejection of compact section, the feeding section is provided with feed inlet, water jet and first jet orifice, the feed inlet passes through flange and pan feeding thick liquid way hose connection, the water jet passes through cleaning machine and water source UNICOM, first jet orifice passes through second solenoid valve and air supply UNICOM, the ejection of compact section is provided with discharge gate and second jet orifice, the discharge gate passes through flange and ejection of compact thick liquid way hose connection, the second jet orifice passes through first solenoid valve and air supply UNICOM. The utility model discloses simple structure adopts the mode that gas wash and washing combined together to wash, convenient operation, and the cleaning performance is good, does not produce the mud deposit.
Description
Technical Field
The utility model relates to a material conveyor specifically indicates a screw pump is used in clear thick liquid transport of anti-deposition.
Background
The Prestressed Concrete Cylinder Pipe (PCCP) is widely applied to major water diversion and water transfer hydraulic construction projects such as south-to-north water diversion in China and urban water supply pipe network construction projects due to the excellent characteristics of large caliber, high pressure, deep earthing and long distance, and the durability of prestressed high-strength steel wires wound on the core of the PCCP directly influences the structural safety of the PCCP. The GB/T19685 'prestressed concrete cylinder pipe' national standard requires that cement paste with specified water-cement ratio is sprayed when wire winding is carried out, and the surface of the steel wire is effectively protected for the first time. When the steel wire is sprayed, the screw pump is required to quantitatively provide slurry for a slurry path, so that the working continuity of the spray head is ensured. The cement paste water-to-glue ratio on the surface of the steel wire is 0.625, the cement paste water-to-glue ratio has strong viscosity, the solidification speed is high, and if the cement paste water-to-glue ratio is not timely and thoroughly cleaned, the cement paste water-to-glue ratio can be solidified on the inner wall of the screw pump or the slurry path pipeline.
The traditional screw pump for conveying the slurry is of a horizontal structure, a gap is reserved between the lower part of a conveying rod and a cylinder wall, the slurry is high in specific gravity and is easy to deposit on the cylinder wall, and the slurry can be solidified on the cylinder wall after a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prevent clean screw pump for thick liquid transport of deposit is provided, simple structure is convenient for wash, does not produce the mud deposit.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
an anti-settling slurry delivery screw pump comprising: the screw pump body, the screw pump body is vertical to be fixed on the screw pump support, the screw pump body is equipped with driving motor, driving motor is connected with the converter electricity, the screw pump body includes feeding section and ejection of compact section, the feeding section is provided with feed inlet, water jet and first jet orifice, the feed inlet passes through flange and pan feeding pulp path hose connection, the water jet passes through cleaning machine and water source UNICOM, first jet orifice passes through second solenoid valve and air supply UNICOM, the ejection of compact section is provided with discharge gate and second jet orifice, the discharge gate passes through flange and ejection of compact pulp path hose connection, the second jet orifice passes through first solenoid valve and air supply UNICOM.
Preferably, the screw pump body is a G-shaped screw pump, and the driving motor is an electromagnetic speed regulating motor and adjusts the rotating speed through a frequency converter.
Preferably, the water spray opening of the screw pump feeding section is provided with threads and is fixedly connected with the water pipe through the threads, and the first air spray opening and the second air spray opening are both provided with threads and are fixedly connected with the air pipe through the threads.
Preferably, a water vapor filter is connected between the first electromagnetic valve and the air source and between the second electromagnetic valve and the air source through air pipes.
Preferably, a pressure transmitter is connected between the second air jet and the first electromagnetic valve through an air pipe.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the utility model discloses a vertical mode installation screw pump at first stops the deposit of mud in the screw pump from the source, sets up water jet and jet in the feed section, and water and gas mix in the screw pump, can carry out washing and gas washing to the screw pump. The discharge section is provided with an air jet, so that the discharge section of the screw pump is dredged and air-washed, the screw pump is prevented from being blocked, and meanwhile, the rear slurry pipeline is air-washed, so that two purposes are achieved at one stroke. The utility model discloses still be provided with pressure transmitter, can ascertain out the hou mian thick liquid way pipeline of material section and whether block up, if block up then can open the first valve blowout gas of material section and carry out the gas washing mediation to ejection of compact section and hou mian thick liquid way pipeline, it is very convenient to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view of the present invention;
in the figure: 1. the device comprises a frequency converter 2, a feeding port 3, a driving motor 4, a screw pump body 5, a screw pump bracket 6, a water spraying port 7, a first air spraying port 8, a first electromagnetic valve 9, a second electromagnetic valve 10, a pressure transmitter 11, a water vapor filter 12, a cleaning machine 13, a second air spraying port 14, a discharge port 15, an air source 16, a water source 17, an air pipe 18, a water pipe 19, a feeding slurry path hose 20 and a discharging slurry path hose.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, the anti-deposition screw pump for conveying the purified slurry comprises a screw pump body 4, wherein the screw pump body 4 is a G-shaped screw pump and is vertically fixed on a screw pump bracket 5, the screw pump body 4 is provided with a driving motor 3, the driving motor 3 is electrically connected with a frequency converter 1, and the driving motor 3 is an electromagnetic speed regulating motor and controls the rotating speed through the frequency converter 1 so as to control the conveying capacity of the screw pump;
screw pump body 4 includes feeding section and ejection of compact section, the feeding section is provided with feed mouth 2, water jet 6 and first jet 7, feed mouth 2 passes through flange and feed slurry path hose connection 19, water jet 6 passes through cleaning machine 12 and 16 UNICOMs in water source, first jet 7 passes through second solenoid valve 9 and 15 UNICOMs of air supply, cleaning machine 12 can provide the water of taking pressure, cleaning machine 12 opens the back, water jet 6 begins to spray water, wash the screw pump, also can open the second solenoid valve 9 of controlling first jet 7 simultaneously, jet-propelled in the screw pump, wash the screw pump through the aqueous vapor mixture.
Screw pump ejection of compact section is provided with discharge gate 14 and second jet 13, discharge gate 14 passes through flange and ejection of compact thick liquid way hose connection 20, second jet 13 is through first solenoid valve 8 and 15 UNICOM of air supply, be connected pressure transmitter 10 between second jet 13 and the first solenoid valve 8, when the thick liquid way pipeline in discharge gate 14 the back blocks up, pressure in the pipeline rises, pressure transmitter 10 signals, open first solenoid valve 8, second jet 13 blowout gas, dredge the thick liquid way pipeline that blocks up.
Further, all connect vapor filter 11 through trachea 17 between first solenoid valve 8 and second solenoid valve 9 and the air supply 15, vapor filter 11 filters the water in the air supply 15 and protects the solenoid valve, prolongs the life of solenoid valve.
Further, the water spraying port 6 of the feeding section of the screw pump is provided with threads and is fixedly connected with the water pipe 18 through the threads, and the first air spraying port 7 and the second air spraying port 13 are both provided with threads and are fixedly connected with the air pipe 17 through the threads.
When the screw pump works, if the discharge slurry path hose 20 behind the discharge section is blocked, the pressure transmitter 10 sends a signal, the first electromagnetic valve 8 is opened, and the second air jet 13 ejects gas to dredge the blocked discharge slurry path hose 20. When the screw pump finishes working, the screw pump needs to be cleaned in time, the cleaning machine 12 is started, the water spraying port 6 starts to spray water to clean the screw pump, at the moment, the screw pump runs, cleaning wastewater flows into a slurry path pipeline behind along the screw pump to clean the slurry path pipeline, after the cleaning wastewater is cleaned by water for a period of time, the second electromagnetic valve 9 of the first air spraying port is opened to spray air, the screw pump is subjected to water-air mixed washing, under the action of pressure, a water-air mixture enters the feeding slurry path hose 19 along the feeding port, and the feeding slurry path hose 19 and connected equipment are subjected to back cleaning.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. An anti-settling slurry delivery screw pump, comprising: the screw pump body (4), the screw pump body (4) is vertically fixed on the screw pump bracket (5), the screw pump body (4) is provided with a driving motor (3), the driving motor (3) is electrically connected with the frequency converter (1), the screw pump body (4) comprises a feeding section and a discharging section, the feeding section is provided with a feeding port (2), a water spraying port (6) and a first air spraying port (7), the feeding port (2) is connected with a feeding pulp path hose (19) through a flange, the water spray opening (6) is communicated with a water source (16) through a cleaning machine (12), the first air nozzle (7) is communicated with an air source (15) through a second electromagnetic valve (9), the discharge section is provided with a discharge port (14) and a second air jet (13), the discharge port (14) is connected with a discharge slurry path hose (20) through a flange, the second air jet (13) is communicated with an air source (15) through a first electromagnetic valve (8).
2. The screw pump for transporting net slurry with deposit prevention according to claim 1, characterized in that the screw pump body (4) is a G-type screw pump, the driving motor (3) is an electromagnetic speed regulating motor and the rotation speed is adjusted by the frequency converter (1).
3. A screw pump for anti-sedimentation sludge delivery according to claim 1, wherein the water jet (6) of the feeding section of the screw pump is threaded and is fixedly connected to the water pipe (18) by means of a thread, and the first and second air jets (7, 13) are threaded and are fixedly connected to the air pipe (17) by means of a thread.
4. The screw pump for transporting net slurry with deposit prevention according to claim 1, characterized in that the water vapor filter (11) is connected between the first electromagnetic valve (8) and the second electromagnetic valve (9) and the air source (15) through the air pipe (17).
5. Screw pump for the conveyance of anti-sedimentation net slurry according to claim 1, characterised in that a pressure transmitter (10) is connected between the second air injection port (13) and the first solenoid valve (8) by means of an air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921206215.3U CN210423044U (en) | 2019-07-30 | 2019-07-30 | Anti-deposition screw pump for conveying clean slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921206215.3U CN210423044U (en) | 2019-07-30 | 2019-07-30 | Anti-deposition screw pump for conveying clean slurry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210423044U true CN210423044U (en) | 2020-04-28 |
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ID=70383453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921206215.3U Active CN210423044U (en) | 2019-07-30 | 2019-07-30 | Anti-deposition screw pump for conveying clean slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210423044U (en) |
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2019
- 2019-07-30 CN CN201921206215.3U patent/CN210423044U/en active Active
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| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" | ||
| CP03 | "change of name, title or address" |
Address after: 050222 no.580 Shitong Road, Shijiazhuang City, Hebei Province Patentee after: Hebei GAODA Intelligent Equipment Co., Ltd Address before: 050222 First Floor, Building 12, Hebei (Fujian) Small and Medium-sized Enterprises Science and Technology Park, 580 Shitong Road, Luquan District, Shijiazhuang City, Hebei Province Patentee before: HEBEI GUNDAM PRESTRESS TECHNOLOGY Co.,Ltd. |