CN109826831B - Self-priming pump filter device - Google Patents

Self-priming pump filter device Download PDF

Info

Publication number
CN109826831B
CN109826831B CN201910236642.4A CN201910236642A CN109826831B CN 109826831 B CN109826831 B CN 109826831B CN 201910236642 A CN201910236642 A CN 201910236642A CN 109826831 B CN109826831 B CN 109826831B
Authority
CN
China
Prior art keywords
self
valve
priming pump
filter
separation part
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201910236642.4A
Other languages
Chinese (zh)
Other versions
CN109826831A (en
Inventor
许春磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Linyi University
Original Assignee
Linyi University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Linyi University filed Critical Linyi University
Priority to CN201910236642.4A priority Critical patent/CN109826831B/en
Publication of CN109826831A publication Critical patent/CN109826831A/en
Application granted granted Critical
Publication of CN109826831B publication Critical patent/CN109826831B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

本发明涉及自吸泵领域，尤其是自吸泵过滤装置，和自吸泵的进水端相连，自吸泵包括电机和泵体，包括：一级过滤单元，一级过滤单元包括分离部和沉降部，沉降部和分离部的底部相连；分离部设有进水管和出水管，进水管在竖直方向位于出水管的下方，进水管与出水管分别和分离部内的空腔相切连接，且两个相切位置在竖直方向的投影连线大体沿分离部空腔的径向设置，使进水管进入的水流沿空腔形成涡流。本发明结构设计合理，针对现有自吸泵进行改进，增加了全新的过滤装置，采用多级过滤的方式有效过滤掉水中的泥沙杂质，而且不需要更换过滤材质，过滤装置具有自清洗功能，避免长时间使用后滤网堵塞的问题，制造使用成本低。

The invention relates to the field of self-priming pumps, in particular to a self-priming pump filtration device, which is connected to the water inlet end of the self-priming pump. The self-priming pump includes a motor and a pump body, and includes a first-level filter unit. The first-level filter unit includes a separation part and a The settlement part is connected to the bottom of the separation part; the separation part is provided with a water inlet pipe and a water outlet pipe. The water inlet pipe is located below the water outlet pipe in the vertical direction. The water inlet pipe and the water outlet pipe are respectively connected tangentially to the cavity in the separation part. And the projection line connecting the two tangent positions in the vertical direction is generally arranged along the radial direction of the cavity of the separation part, so that the water flow entering the water inlet pipe forms a vortex along the cavity. The invention has a reasonable structural design, improves on the existing self-priming pump, adds a new filter device, uses multi-stage filtration to effectively filter out sediment and impurities in the water, and does not need to replace the filter material. The filter device has a self-cleaning function. , to avoid the problem of filter clogging after long-term use, and low manufacturing and use costs.

Description

Self priming pump filter equipment
Technical Field
The invention relates to the field of self-priming pumps, in particular to a self-priming pump filtering device.
Background
The self-priming pump belongs to self-priming centrifugal pump, and has the advantages of compact structure, convenient operation, stable operation, easy maintenance, high efficiency, long service life, stronger self-priming capability and the like, and a pipeline of the self-priming pump does not need to be provided with a bottom valve, and only the quantitative liquid guiding in the pump body is ensured before working. The existing self-priming pump is of a plurality of structural types, the existing self-priming pump is used in factories and household water supply systems, the self-priming pump in the scene is used for pumping well water in many times, sediment in a well is easily brought out in the pumping well water process, water quality is reduced, a filter screen in the existing self-priming pump is easily blocked, water supply capacity of the self-priming pump is reduced, and sediment with smaller particles is easily worn out of the inner structure of the self-priming pump after passing through the filter screen, so that service life of the self-priming pump is prolonged.
Disclosure of Invention
The invention provides a self-priming pump filter device, which has reasonable structural design, improves the existing self-priming pump, adds a brand-new filter device, effectively filters out sediment impurities in water by adopting a multi-stage filtering mode, does not need to replace filter materials, has a self-cleaning function, avoids the problem of filter screen blockage after long-time use, has low manufacturing and use cost and good use effect, and solves the problems existing in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: self priming pump filter equipment links to each other with the end of intaking of self priming pump, the self priming pump includes motor and pump body, include:
the first-stage filtering unit comprises a separation part and a sedimentation part, and the sedimentation part is connected with the bottom of the separation part; the separation part is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is positioned below the water outlet pipe in the vertical direction, the water inlet pipe and the water outlet pipe are respectively connected with a cavity in the separation part in a tangential manner, and two projection connecting lines in the vertical direction at the tangential positions are arranged along the radial direction of the cavity of the separation part, so that water flow entering from the water inlet pipe forms vortex along the cavity; a sedimentation channel communicated with the cavity of the separation part is arranged in the sedimentation part, so that large particle impurities in the cavity of the separation part fall down along the sedimentation channel;
the secondary filter unit comprises a multi-stage filter screen which is arranged at a pipeline position between the water outlet pipe of the separation part and the water inlet end of the self-priming pump; the pipeline comprises a connecting pipe connected with the water outlet pipe of the separation part, and the connecting pipe is connected with the water inlet end of the self-priming pump through a valve assembly; the multi-stage filter screen is arranged between the connecting pipe and the valve assembly;
the self-cleaning unit comprises a drainage tube and an exhaust tube; one end of the exhaust pipe is connected with the water inlet end of the self-priming pump, and the other end of the exhaust pipe is connected with the separation part and/or the sedimentation part, so that water flow of the water inlet pipe enters the pipeline between the multi-stage filter screen and the valve assembly through the drainage pipe, and when the valve assembly is closed, the water flow flows back into the separation part through the multi-stage filter screen.
Preferably, a first valve is arranged between the connection position of the drainage tube and the water inlet tube and the separation part, the valve assembly is provided with a second valve, and the connection position of the drainage tube and the valve assembly is positioned between the second valve and the multi-stage filter screen; the drainage tube position is equipped with the third valve, the exhaust tube is equipped with the fourth valve.
Preferably, the multistage filter screen comprises a first filter screen and a second filter screen, wherein the filter pores of the first filter screen are larger than or equal to the filter pores of the second filter screen, and the first filter screen is arranged close to the connecting pipe.
Preferably, the radial dimension of the sedimentation channels in the sedimentation portion decreases gradually downwards along the separation portion position, so that the longitudinal section of the sedimentation portion is arranged in a substantially V-shape.
Preferably, the connecting end surfaces of the connecting pipe and the valve assembly are provided with sinking table holes, the sinking table holes of the connecting pipe end surfaces are provided with first filter screens in a clamping manner, the sinking table holes of the valve assembly are provided with second filter screens in a clamping manner, a sealing gasket is arranged between the first filter screens and the second filter screens, and the outer side end surfaces of the sealing gasket enable the connecting surfaces of the connecting pipe and the valve assembly to form sealing.
Preferably, the water outlet pipe is positioned below the multi-stage filter screen in the vertical direction.
Preferably, a detachable collecting part is arranged at the bottom of the sedimentation part.
Preferably, the collecting part is connected with the sedimentation part through a flange, so that large particle impurities in the cavity of the separation part fall into the collecting part along the sedimentation channel.
Preferably, the connecting pipe is connected with the connecting end face of the valve assembly by adopting a flange structure or a thread structure.
Preferably, the first valve, the second valve, the third valve and the fourth valve are all in the form of electromagnetic valves, and are respectively connected with the main control chip through wires, and the main control chip is connected with the motor of the self-priming pump through wires.
The self-priming pump has the beneficial effects that the self-priming pump is reasonable in structural design, improves the existing self-priming pump, adds a brand-new filtering device, effectively filters out sediment impurities in water in a multistage filtering mode, does not need to replace filtering materials, has a self-cleaning function, avoids the problem of filter screen blockage after long-time use, and is low in manufacturing and use cost and good in use effect.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a three-dimensional exploded structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic structural view of a valve assembly according to the present invention.
In the figure, 1, a self-priming pump; 2. a motor; 3. a pump body; 4. a separation section; 401. a water inlet pipe; 402. a water outlet pipe; 5. a sedimentation part; 6. a connecting pipe; 7. a valve assembly; 8. a drainage tube; 9. an exhaust pipe; 10. a first valve; 11. a second valve; 12. a third valve; 13. a fourth valve; 14. a first filter screen; 15. a second filter screen; 16. sinking platform holes; 17. a sealing gasket; 18. and a collection unit.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present invention will be described in detail below with reference to the following detailed description and the accompanying drawings.
As shown in fig. 1-4, a self-priming pump filter device is connected with a water inlet end of a self-priming pump 1, the self-priming pump 1 comprises a motor 2 and a pump body 3, the filter device mainly comprises a primary filter unit, a secondary filter unit and a self-cleaning unit, wherein the primary filter unit comprises a separation part 4 and a sedimentation part 5, and the sedimentation part 5 is connected with the bottom of the separation part 4; the separation part 4 is provided with a water inlet pipe 401 and a water outlet pipe 402, the water inlet pipe 401 is positioned below the water outlet pipe 402 in the vertical direction, the water inlet pipe 401 and the water outlet pipe 402 are respectively connected with a cavity in the separation part 4 in a tangent way, and projection connecting lines of two tangent positions in the vertical direction are generally arranged along the radial direction of the cavity of the separation part, so that water flow entering from the water inlet pipe 401 of the separation part 4 forms vortex along the cavity, after the self-priming pump 1 works, the water flow enters the cavity of the separation part 4 in a tangential way from the water inlet pipe 401 of the separation part 4 under a certain pressure, and then strong rotary motion can be generated, and due to different densities of sediment and water, the water with low density in the cavity rises under the action of centrifugal force, centripetal force, buoyancy force and fluid drag force, is discharged from the water outlet pipe 402, and sediment particles with high density fall down along sedimentation parts, so that impurity separation is realized; a sedimentation channel communicated with the cavity of the separation part 4 is arranged in the sedimentation part 5, so that large particle impurities in the cavity of the separation part 4 fall down along the sedimentation channel; the water flow for removing large-particle impurities passes through a secondary filtering unit from the water outlet pipe 402 of the separation part 4, the secondary filtering unit comprises a multi-stage filter screen, the multi-stage filter screen is arranged at a pipeline position between the water outlet pipe 402 of the separation part 4 and the water inlet end of the self-priming pump 1, the multi-stage filter screen can filter fine particle impurities in the water flow again, the secondary filtering unit is matched with the primary filtering unit to filter sediment particles in the water flow, sediment impurities in the water are effectively filtered, the manufacturing and using cost is low, and the using effect is good; the pipeline comprises a connecting pipe 6 connected with a water outlet pipe 402 of the separation part 4, and the connecting pipe 6 is connected with the water inlet end of the self-priming pump 1 through a valve assembly 7; the multi-stage filter screen is arranged between the connecting pipe 6 and the valve assembly 7; the self-cleaning unit comprises a drainage tube 8 and an exhaust tube 9; one end of the exhaust pipe 9 is connected with the water inlet end of the self-priming pump 1, the other end of the exhaust pipe is connected with the separation part 4 and/or the sedimentation part 5, so that water flow of the water inlet pipe 401 enters the pipeline between the multi-stage filter screen and the valve assembly 7 through the drainage pipe 8, and when the valve assembly 7 is closed, the water flow flows back into the separation part 4 through the multi-stage filter screen without changing filter materials, the multi-stage filter screen can be subjected to self-cleaning operation, and the problem of filter screen blockage after long-time use is avoided.
When the multi-stage filter screen is required to be cleaned, water flow does not enter the cavity in the separation part 4, but enters the drainage tube 8, so that a first valve 10 is required to be arranged between the connection position of the drainage tube 8 and the water inlet tube 401 and the separation part 4, a second valve 11 is arranged on the valve assembly 7, and the connection position of the drainage tube 8 and the valve assembly 7 is positioned between the second valve 11 and the multi-stage filter screen; the position of the drainage tube 8 is provided with a third valve 12, and the exhaust tube 9 is provided with a fourth valve 13. In the normal water supply state of the self-priming pump 1, the third valve 12 and the fourth valve 13 are in a closed state, the first valve 10 and the second valve 11 are in an open state, and water flow sequentially passes through the water inlet pipe 401, the separation part 4, the water outlet pipe 402, the connecting pipe 6, the multi-stage filter screen-valve assembly 7 and finally enters the water inlet end of the self-priming pump 1; when self-cleaning is needed, the first valve 10 and the second valve 11 are closed, the third valve 12 and the fourth valve 13 are opened, so that water flows sequentially pass through the water inlet pipe 401, the drainage pipe 8, the valve assembly 7, the multi-stage filter screen, the connecting pipe 6 and the water outlet pipe 402, the water flows bring the particle impurities blocked at the positions of the multi-stage filter screens into the separating part 4 for secondary or multiple sedimentation, and the impurities finally fall into the bottom of the sedimentation part 5 along the sedimentation part 5, so that self-cleaning is completed.
Specifically, the multistage filter screen comprises a first filter screen 14 and a second filter screen 15, wherein the filter pores of the first filter screen 14 are larger than or equal to the filter pores of the second filter screen 15, the first filter screen 14 is arranged close to the connecting pipe 6, the multistage filter screen is arranged according to the scheme, impurities in water flow can be filtered in a layered manner, the impurities in the water flow are subjected to multistage dispersion filtration, the blocking impurity amount of a single filter screen is reduced, the water flow passing capacity is improved,
it is worth mentioning that the radial dimension of the inside sedimentation channel of the sedimentation portion 5 gradually decreases downwards along the position of the separation portion 4, so that the longitudinal section of the sedimentation portion 5 is generally in a V-shaped arrangement, the shape design of the sedimentation portion 5 can cooperate with the rotation of water flow in the separation portion 4 to facilitate the downward sedimentation of impurities, and meanwhile, the design ensures that the settled impurities do not move upwards easily, so that sediment impurities are accumulated at the bottom of the sedimentation portion 5, and secondary pollution of subsequent water quality is avoided.
Because the setting of first filter screen 14 and second filter screen 15, when rivers are in the hookup location of connecting pipe 6 and valve assembly 7, rivers can be hindered and lead to the water pressure to increase, in order to avoid hookup location to leak, guarantee filter effect and rivers throughput ability, the connection terminal surface of connecting pipe 6 and valve assembly 7 all is equipped with heavy bench hole 16, the first filter screen 14 of card is established in heavy bench hole 16 of connecting pipe 6 terminal surface, the second filter screen 15 of card is established in heavy bench hole 16 of valve assembly 7, be equipped with sealing washer 17 between first filter screen 14 and the second filter screen 15, sealing washer 17's outside terminal surface makes the junction surface of connecting pipe 6 and valve assembly 7 form sealedly.
In order to ensure the self-cleaning effect, the water flow passing through the multi-stage filter screen can smoothly take away impurities blocked at the position of the multi-stage filter screen, the water outlet pipe 402 is positioned at the lower position of the multi-stage filter screen in the vertical direction, and the impurities smoothly enter the separation part 4 through the water outlet pipe 402 to be settled under the action of the impact force of the water flow and the gravity of the water flow.
In order to facilitate the collection of settled particulate impurities, the bottom of the settling section 5 is provided with a detachable collection section 18.
In order to facilitate the disassembly and connection of the collecting part 18, the tightness of the connection of the collecting part 18 and the sedimentation part 5 is ensured, air leakage is avoided, the collecting part 18 is connected with the sedimentation part 5 through a flange, and large-particle impurities in the cavity of the separating part 4 fall into the collecting part 18 along a sedimentation channel.
In view of the alternative installation, the collecting portion 18 is screwed with the sedimentation portion 5.
It is worth mentioning that connecting end face of connecting pipe 6 and valve assembly 7 adopts flange structure or screw thread structure to link to each other, and convenient connection installation is used, and the convenient later stage is maintained the change to multistage filter screen simultaneously.
In addition, considering that the device is used in addition to manual control, the existing electromechanical system can be used for realizing automatic control, firstly, the first valve 10, the second valve 11, the third valve 12 and the fourth valve 13 are all in the form of electromagnetic valves and are respectively connected with a main control chip through wires, the main control chip is connected with the motor 2 of the self-priming pump 1 through wires, and a plurality of control switches are arranged through the main control chip, so that the opening or closing of the first valve 10 and the second valve 11, the opening or closing of the third valve 12 and the fourth valve 13 and the opening or closing of the self-priming pump 1 can be respectively controlled, and the semi-automatic control of self-cleaning work is realized; further, the timing function can be set through the main control chip, the opening or closing of the first valve 10 and the second valve 11, the opening or closing of the third valve 12 and the fourth valve 13 and the opening or closing of the self-priming pump 1 can be automatically controlled at regular intervals, the full-automatic control of self-cleaning work is realized, the use is flexible and convenient, the STM32 model can be purchased specifically through the main control chip, the price is low, the main control chip is matched with the whole device for use, the manufacturing cost is low, and the main control chip has very strong practicability and popularization and use values.
The above embodiments are not to be taken as limiting the scope of the invention, and any alternatives or modifications to the embodiments of the invention will be apparent to those skilled in the art and fall within the scope of the invention.
The present invention is not described in detail in the present application, and is well known to those skilled in the art.

Claims (9)

1. Self priming pump filter equipment links to each other with the end of intaking of self priming pump, the self priming pump includes motor and pump body, its characterized in that includes:
the first-stage filtering unit comprises a separation part and a sedimentation part, and the sedimentation part is connected with the bottom of the separation part; the separation part is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe is positioned below the water outlet pipe in the vertical direction, the water inlet pipe and the water outlet pipe are respectively connected with a cavity in the separation part in a tangential manner, and two projection connecting lines in the vertical direction at the tangential positions are arranged along the radial direction of the cavity of the separation part, so that water flow entering from the water inlet pipe forms vortex along the cavity; a sedimentation channel communicated with the cavity of the separation part is arranged in the sedimentation part, so that large particle impurities in the cavity of the separation part fall down along the sedimentation channel;
the secondary filter unit comprises a multi-stage filter screen which is arranged at a pipeline position between the water outlet pipe of the separation part and the water inlet end of the self-priming pump; the pipeline comprises a connecting pipe connected with the water outlet pipe of the separation part, and the connecting pipe is connected with the water inlet end of the self-priming pump through a valve assembly; the multi-stage filter screen is arranged between the connecting pipe and the valve assembly;
the self-cleaning unit comprises a drainage tube and an exhaust tube; one end of the exhaust pipe is connected with the water inlet end of the self-priming pump, and the other end of the exhaust pipe is connected with the separation part and/or the sedimentation part, so that water flow of the water inlet pipe enters the pipeline between the multi-stage filter screen and the valve assembly through the drainage pipe, and when the valve assembly is closed, the water flow flows back into the separation part through the multi-stage filter screen;
a first valve is arranged between the connection position of the drainage tube and the water inlet pipe and the separation part, the valve assembly is provided with a second valve, and the connection position of the drainage tube and the valve assembly is positioned between the second valve and the multi-stage filter screen; the drainage tube is provided with a third valve, and the exhaust tube is provided with a fourth valve; the self-priming pump is in a normal water supply state, the third valve and the fourth valve are in a closed state, and the first valve and the second valve are in an open state; when the self-priming pump needs to perform self-cleaning, the first valve and the second valve are closed, and the third valve and the fourth valve are opened;
the main control chip is provided with a timing function for realizing full-automatic control of self-cleaning work.
2. The self priming pump filtration device of claim 1, wherein the multi-stage filter comprises a first filter and a second filter, wherein the filter pores of the first filter are greater than or equal to the filter pores of the second filter, and wherein the first filter is disposed proximate to the connecting tube.
3. The self priming pump filter apparatus of claim 2, wherein the radial dimension of the sedimentation channels in the sedimentation portion decreases progressively downwardly along the separation portion location such that the longitudinal cross section of the sedimentation portion is generally V-shaped in configuration.
4. The self-priming pump filter device according to claim 3, wherein the connecting end surfaces of the connecting pipe and the valve assembly are respectively provided with a sinking platform hole, a first filter screen is clamped in the sinking platform holes of the connecting pipe end surfaces, a second filter screen is clamped in the sinking platform holes of the valve assembly, a sealing gasket is arranged between the first filter screen and the second filter screen, and the outer side end surfaces of the sealing gasket enable the connecting surfaces of the connecting pipe and the valve assembly to form sealing.
5. The self priming pump filter of claim 4, wherein the outlet tube is positioned vertically below the multi-stage filter screen.
6. The self priming pump filtration device of claim 5, wherein the bottom of the sedimentation portion is provided with a detachable collection portion.
7. The self priming pump filter of claim 6, wherein the collection portion is connected to the sedimentation portion via a flange such that large particulate impurities in the separation portion cavity fall down the sedimentation channel into the collection portion.
8. The self priming pump filter of claim 7, wherein the connecting tube and the valve assembly are connected at their connecting end faces by a flange structure or a threaded structure.
9. The self-priming pump filter as recited in claim 1, wherein the first valve, the second valve, the third valve and the fourth valve are all in the form of solenoid valves, and are connected with the main control chip through wires respectively, and the main control chip is connected with the motor of the self-priming pump through wires.
CN201910236642.4A 2019-03-27 2019-03-27 Self-priming pump filter device Active CN109826831B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910236642.4A CN109826831B (en) 2019-03-27 2019-03-27 Self-priming pump filter device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910236642.4A CN109826831B (en) 2019-03-27 2019-03-27 Self-priming pump filter device

Publications (2)

Publication Number Publication Date
CN109826831A CN109826831A (en) 2019-05-31
CN109826831B true CN109826831B (en) 2024-03-15

Family

ID=66872299

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910236642.4A Active CN109826831B (en) 2019-03-27 2019-03-27 Self-priming pump filter device

Country Status (1)

Country Link
CN (1) CN109826831B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111577662B (en) * 2020-05-26 2021-07-13 山东华立供水设备有限公司 Water pump

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005279609A (en) * 2004-03-31 2005-10-13 World Chemical Co Ltd Hydrocyclone apparatus
JP2006097378A (en) * 2004-09-30 2006-04-13 Tsukishima Kikai Co Ltd Pump station facility
CN204082578U (en) * 2014-09-17 2015-01-07 青蛙泵业有限公司 Self-cleaning filter screen submersible pump
CN107202019A (en) * 2017-06-30 2017-09-26 浙江杰锎科技有限公司 A kind of multifunctional water pump
CN207313365U (en) * 2017-08-18 2018-05-04 临沂大学 A kind of sewage disposal circulation filter
CN207726880U (en) * 2017-12-19 2018-08-14 吴景珍 A kind of water conservancy filter device
CN209892525U (en) * 2019-03-27 2020-01-03 临沂大学 Self-priming pump filter equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4215489B2 (en) * 2001-11-27 2009-01-28 株式会社ｉｎｄｕｓｔｒｉａ Centrifuge

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005279609A (en) * 2004-03-31 2005-10-13 World Chemical Co Ltd Hydrocyclone apparatus
JP2006097378A (en) * 2004-09-30 2006-04-13 Tsukishima Kikai Co Ltd Pump station facility
CN204082578U (en) * 2014-09-17 2015-01-07 青蛙泵业有限公司 Self-cleaning filter screen submersible pump
CN107202019A (en) * 2017-06-30 2017-09-26 浙江杰锎科技有限公司 A kind of multifunctional water pump
CN207313365U (en) * 2017-08-18 2018-05-04 临沂大学 A kind of sewage disposal circulation filter
CN207726880U (en) * 2017-12-19 2018-08-14 吴景珍 A kind of water conservancy filter device
CN209892525U (en) * 2019-03-27 2020-01-03 临沂大学 Self-priming pump filter equipment

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
供水循环泵的振动研究与噪声优化;杨家硕;刘雪媛;吕亚楠;;科技视界(第06期);全文 *
自吸网式过滤器过滤时间与自清洗时间变化规律分析;刘焕芳;郑铁刚;刘飞;宗全利;;农业机械学报(第07期);全文 *

Also Published As

Publication number Publication date
CN109826831A (en) 2019-05-31

Similar Documents

Publication Publication Date Title
CN105413284A (en) Liquid filtering method and filtering device
CN106422464A (en) Solid-liquid separator structure with automatic backwash function
CN107519682A (en) A kind of filter and its filtering and cleaning method
CN109826831B (en) Self-priming pump filter device
CN216519834U (en) Remote control prevents blocking valve for petrochemical
CN209892525U (en) Self-priming pump filter equipment
CN211799322U (en) Solid-liquid-gas three-phase filter based on metal rubber
CN211189384U (en) Pipeline type filter adopting cyclone separation
CN201366284Y (en) Full-automatic backwashing pollution discharging straight-through filter
CN214389166U (en) Launching control module
CN214972305U (en) Front filter
CN212700767U (en) In-Line Filter Unit
CN110215761A (en) A kind of forward and reverse alternately filtering separation device
CN214305464U (en) Groove type control valve with filtered water pump
CN209270999U (en) A kind of novel vertical back-flushing filtering device
CN208770931U (en) A kind of voltage regulation type fore filter
CN219546750U (en) Vortex type exhaust dirt remover
CN116212502B (en) A pipeline filter equipment for water supply and drainage
CN207137466U (en) Oil and gas well drilling pump Rapid Cleaning slurry filter
CN206198808U (en) A kind of solid-liquid separator structure of automatic backwash
CN218094316U (en) Valve anti-blocking structure
CN222468192U (en) Papermaking wastewater filtering device
CN222836297U (en) Plug valve with impurity treatment function
CN112755630A (en) Launching control module
CN220309915U (en) Backwashing Y-type filter

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Linyi Aobaiqi Building Materials Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980016896

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250811

Application publication date: 20190531

Assignee: Gongs Water Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980017019

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250812

Application publication date: 20190531

Assignee: SHANDONG JINXIANG ALUMINUM Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980017026

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250812

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: SHANDONG XINGQUAN OIL CO.,LTD.

Assignor: LINYI University

Contract record no.: X2025980017931

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250819

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Tancheng Chaiwang Food Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980020066

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250901

Application publication date: 20190531

Assignee: Shandong Zhuangkou Food Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980020024

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250901

Application publication date: 20190531

Assignee: Tancheng meiquan Food Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980020056

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250901

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: SHANDONG MODERN LION AIR CONDITIONING EQUIPMENT CO.,LTD.

Assignor: LINYI University

Contract record no.: X2025980021661

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250909

Application publication date: 20190531

Assignee: Shandong Baisheng Energy Technology Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980021672

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250909

EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Shandong Kaixin Refrigeration Engineering Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980022472

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250915

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Tancheng County Green Chemical Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980024465

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20250924

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Pingyi Shengda Machinery Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980029748

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251023

Application publication date: 20190531

Assignee: SHANDONG BAIER BUILDING MATERIAL Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980029752

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251023

Application publication date: 20190531

Assignee: Shandong Mengyang Machinery Manufacturing Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980029997

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251024

Application publication date: 20190531

Assignee: Linyi Huihang Machinery Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980029999

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251024

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Linyi Huatai Machinery Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980029998

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251024

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Linyi jiujianpeng Machinery Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980033206

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251111

Application publication date: 20190531

Assignee: SHANDONG LINYI KEWEI MACHINE CO.,LTD.

Assignor: LINYI University

Contract record no.: X2025980033207

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251112

Application publication date: 20190531

Assignee: LINYI WANHE PRECISION MACHINERY CO.,LTD.

Assignor: LINYI University

Contract record no.: X2025980033208

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251111

Application publication date: 20190531

Assignee: Shandong Xinhengyuan Machinery Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980033210

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251111

EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Shandong Kono Machinery Technology Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980033209

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251113

EE01 Entry into force of recordation of patent licensing contract

Application publication date: 20190531

Assignee: Dezhou Neng Ao Petroleum Technology Co.,Ltd.

Assignor: LINYI University

Contract record no.: X2025980036591

Denomination of invention: Self-priming pump filter device

Granted publication date: 20240315

License type: Common License

Record date: 20251125

EE01 Entry into force of recordation of patent licensing contract