CN112727780A - Water-cooling energy-saving water pump - Google Patents

Water-cooling energy-saving water pump Download PDF

Info

Publication number
CN112727780A
CN112727780A CN202011546269.1A CN202011546269A CN112727780A CN 112727780 A CN112727780 A CN 112727780A CN 202011546269 A CN202011546269 A CN 202011546269A CN 112727780 A CN112727780 A CN 112727780A
Authority
CN
China
Prior art keywords
water
connecting pipe
pump body
inlet end
water inlet
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.)
Pending
Application number
CN202011546269.1A
Other languages
Chinese (zh)
Inventor
李爱峰
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.)
Nanjing Wohongyu Intelligent Internet Of Things Co ltd
Original Assignee
Nanjing Wohongyu Intelligent Internet Of Things Co ltd
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 Nanjing Wohongyu Intelligent Internet Of Things Co ltd filed Critical Nanjing Wohongyu Intelligent Internet Of Things Co ltd
Priority to CN202011546269.1A priority Critical patent/CN112727780A/en
Publication of CN112727780A publication Critical patent/CN112727780A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00Pumping installations or systems
    • F04D13/02Units comprising pumps and their driving means
    • F04D13/06Units comprising pumps and their driving means the pump being electrically driven
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4293Details of fluid inlet or outlet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/669Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention relates to the technical field of water pumps, in particular to a water-cooling energy-saving water pump which comprises a pump body, wherein one side position of the top of the pump body is hermetically connected with a water outlet end, one side position of the pump body is hermetically connected with a water inlet end, the bottom position of the water inlet end is provided with a discharge connecting pipe, the bottom position of the discharge connecting pipe is hermetically provided with a sealing plug, one side position inside the water inlet end is provided with a threaded connecting pipe, in the invention, when liquid to be conveyed flows into the inside of the water inlet end, the sieve plate can filter impurities doped in the liquid by utilizing the arrangement of the mesh structure on the surface under the connection and matching of the threaded connecting pipe, the short pipe and the outer frame body, the material taking operation through the discharge connecting pipe is more convenient and more convenient in the later period, and the accumulation of the impurities is avoided, the screening effect of the whole screening structure is disturbed.

Description

Water-cooling energy-saving water pump
Technical Field
The invention relates to the technical field of water pumps, in particular to a water-cooling energy-saving water pump.
Background
Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal.
When a water-cooling energy-saving water pump on the market works, impurities doped in liquid which is not subjected to screening treatment are extremely easy to block the inside of the whole pipeline due to accumulation, and the shaking phenomenon generated in the movement process of the driving end easily influences the stability of the whole water pump during working.
Disclosure of Invention
The invention aims to provide a water-cooling energy-saving water pump to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a water-cooling energy-saving water pump comprises a pump body, wherein a water outlet end is hermetically connected to one side position of the top of the pump body, a water inlet end is hermetically connected to one side position of the pump body, a discharge connecting pipe is arranged at the bottom position of the water inlet end, a sealing plug is hermetically installed at the bottom position of the discharge connecting pipe, a threaded connecting pipe is installed at one side position inside the water inlet end, a short column is fixedly connected to one side position of the threaded connecting pipe, an outer frame body is arranged at one side position of the short column away from the threaded connecting pipe, a positioning support is fixedly installed at the other side position of the pump body, a driving motor is fixedly installed at one side position of the positioning support away from the pump body, a combined semi-ring is installed at a position right below the bottom of the driving motor, a positioning plate is fixedly installed at one side position of the bottom of the positioning support, a first spring, and the inside of spout embeds there is the slider, the bottom position fixedly connected with second spring of slider, the middle part position fixed mounting of outer frame body has the sieve.
Preferably, the interior of the water inlet end is communicated with the interior of the water outlet end through the pump body, and the central end of the impeller assembly arranged in the pump body is connected with the output end of the driving motor.
Preferably, the ejection of compact is taken over and is set up and intake the connection constitution integral type structure of end through integrated into one piece processing, and intake the end and pass through screw axis and screwed connection, screwed connection passes through short column and outer frame body fixed connection, and the middle part position of outer frame body is provided with the sieve that the surface is latticed structure.
Preferably, the positioning bracket is connected with the output end of the driving motor in an inserting manner through the opening.
Preferably, the top of the first spring and the bottom of the driving motor are mutually attached, the first springs are distributed in the combined semi-ring in an array structure, the inner end of the combined semi-ring is matched with the outer end of the driving motor in shape, the rear end face of the combined semi-ring is fixedly connected with the front face of the sliding block, the combined semi-ring is slidably connected with the positioning support through the sliding block, the sliding groove and the bottom end of the second spring, and the inner wall of the sliding groove is fixedly connected with the bottom end of the second spring.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the sieve plate, the water inlet end, the threaded connecting pipe, the short column and the outer frame body, when liquid to be conveyed flows into the water inlet end, under the connection and matching of the threaded connecting pipe, the short column and the outer frame body, the sieve plate can utilize the arrangement of which the surface is in a grid structure to filter impurities doped in the liquid, and the material taking operation through the discharging connecting pipe is more convenient and faster in the later period, and meanwhile, the interference on the screening effect of the whole screening structure due to the accumulation of the impurities is also avoided;
2. according to the invention, by arranging the first springs, the sliding blocks, the second springs, the combined semi-rings and the sliding grooves, when the whole water pump shakes in the working process, under the connection and matching of the combined semi-rings and the sliding grooves, the plurality of first springs and the second springs connected at the lower positions of the sliding blocks can effectively buffer the shaking phenomenon in the working process by utilizing the self-generated rebound effect, so that the stability of the whole water pump in the later period in the working process is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a first spring structure according to the present invention;
fig. 3 is a schematic diagram of the structure of the sieve plate of the invention.
In the figure: 1-pump body, 2-water outlet end, 3-water inlet end, 4-discharge connecting pipe, 5-sealing plug, 6-screwed connecting pipe, 7-short column, 8-outer frame body, 9-positioning bracket, 10-driving motor, 11-combined semi-ring, 12-positioning plate, 13-first spring, 14-sliding groove, 15-sliding block, 16-second spring and 17-sieve plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a water-cooling energy-saving water pump comprises a pump body 1, wherein one side of the top of the pump body 1 is hermetically connected with a water outlet end 2, one side of the pump body 1 is hermetically connected with a water inlet end 3, the bottom of the water inlet end 3 is provided with a discharge connecting pipe 4, the bottom of the discharge connecting pipe 4 is hermetically provided with a sealing plug 5, one side of the inside of the water inlet end 3 is provided with a threaded connecting pipe 6, one side of the threaded connecting pipe 6 is fixedly connected with a short column 7, one side of the short column 7, which is far away from the threaded connecting pipe 6, is provided with an outer frame body 8, the other side of the pump body 1 is fixedly provided with a positioning bracket 9, one side of the positioning bracket 9, which is far away from the pump body 1, is fixedly provided with a driving motor 10, a combined semi-ring 11 is arranged at a position under the bottom of the driving, the front lower side two side positions of the positioning support 9 are provided with sliding grooves 14 through one-time cutting, the sliding grooves 14 are internally provided with sliding blocks 15, the bottom end positions of the sliding blocks 15 are fixedly connected with second springs 16, and the middle position of the outer frame body 8 is fixedly provided with a sieve plate 17.
The interior of the water inlet end 3 is communicated with the interior of the water outlet end 2 through the pump body 1, the central end of an impeller assembly arranged in the pump body 1 is connected with the output end of a driving motor 10, the connection with a water feeding pipeline is respectively realized by combining the positions of the inlet end and the outlet end of the water pump, when the whole water pump is adjusted to a working state, under the matching of fixed connection, after the driving motor 10 which is started carries the impeller assembly to realize high-speed rotation, the water pump generates gravitation in the rotating process, and after the water is rapidly pumped into the interior of the water inlet end 3, the liquid can be rapidly fed through the water outlet end 2, so that the whole liquid conveying operation is finished, and the structure relates to the working principle of the water pump and is the prior art; the discharge connecting pipe 4 is connected with the water inlet end 3 through an integrated forming processing device to form an integrated structure, the water inlet end 3 is in threaded connection with the threaded connecting pipe 6 through a threaded axis, the threaded connecting pipe 6 is fixedly connected with the outer frame body 8 through a short column 7, a sieve plate 17 with a latticed structure on the surface is arranged in the middle of the outer frame body 8, when liquid to be conveyed flows into the water inlet end 3, under the connection and matching of the threaded connecting pipe 6, the short column 7 and the outer frame body 8, the sieve plate 17 can utilize the arrangement with the latticed structure on the surface to filter impurities doped in the liquid, and under the arrangement of adjacent arrangement in the upper and lower positions, the screened impurities can be accumulated after the connection position of the discharge connecting pipe 4 and the water inlet end 3, only the sealing plug 5 needs to be taken down in the later period, the accumulated impurities can be taken out from the inside of the water pump, the structure enables the whole water pump to have a screening structure, by adding the structure convenient for taking materials in the screening process, the interference to the screening effect of the whole screening structure due to the accumulation of impurities is avoided while the material taking operation is convenient in the later stage; the positioning support 9 is connected with the output end of the driving motor 10 in an inserting mode through the opening, when the output end of the driving motor 10 is connected with the impeller assembly through the opening formed in the middle of the positioning support 9 in a penetrating mode, the positioning support 9 serves as a switching connecting component to assist the combined installation operation of the whole water pump, and meanwhile the water pump can serve as a bottom supporting component through the positioning support 9 in the later period to assist the stable placement of the whole water pump; the top of the first spring 13 and the bottom of the driving motor 10 are mutually attached, the first springs 13 are distributed in the combined semi-ring 11 in an array structure, the inner end of the combined semi-ring 11 is matched with the outer end of the driving motor 10 in shape, the rear end surface of the combined semi-ring 11 is fixedly connected with the front surface of the sliding block 15, the combined semi-ring 11 is connected with the positioning bracket 9 in a sliding way through the sliding block 15, the sliding groove 14 and the positioning bracket 9, the inner wall of the sliding groove 14 is fixedly connected with the bottom end of the second spring 16, the bottom of the combined driving motor 10 is attached with the first springs 13, when the whole water pump shakes during working, under the connection and matching of the combined semi-ring 11 and the sliding groove 14, the second springs 16 connected below the first springs 13 and the sliding block 15 can utilize the rebound effect generated by the combined springs, come to rock the phenomenon to appear in the course of the work and carry out the buffering effectively, this structure when making whole water pump have a buffer structure, through in time carrying out corresponding buffering when the phenomenon is rocked in the production, can ensure the stability in the whole water pump course of the work.
The working process is as follows: the water pump is connected with a water supply pipeline respectively by combining the positions of the inlet end and the outlet end of the water pump, when the whole water pump is adjusted to a working state, under the matching of fixed connection, after the started driving motor 10 carries an impeller component to realize high-speed rotation, the water pump can quickly feed liquid into the water inlet end 3 through the water outlet end 2 by generating attraction force in the rotation process after quickly pumping and flowing into the water inlet end, so that the whole liquid conveying operation is finished, under the arrangement that the shape of the driving motor 10 is identical, the bottom of the driving motor is jointed with a plurality of first springs 13, when the whole water pump shakes in the working process, under the connection matching of a combined semi-ring 11 and a sliding groove 14, the second springs 16 which are connected with the positions below the plurality of first springs 13 and the sliding block 15 can effectively buffer the shaking phenomenon generated in the working process by utilizing the self-generated rebound effect, when the liquid that needs carried is when flowing into the inside of intaking end 3, at nipple 6, short column 7 and outer frame 8 connect the cooperation under, sieve 17 will utilize self surface to be the impurity that is mixing in to liquid and carry out filtration treatment in setting up of latticed structure, and under the setting of upper and lower adjacent arranging, impurity will pile up in ejection of compact takeover 4 and the switch-on department of intaking end 3 after the screening, sealed end cap 5 only needs to be taken off in the later stage, accumulational impurity will be taken over from the inside of this water pump.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a water-cooling energy-saving water pump, includes pump body (1), its characterized in that: the pump comprises a pump body (1), a water outlet end (2) is connected to one side of the top of the pump body (1) in a sealing mode, a water inlet end (3) is connected to one side of the pump body (1) in a sealing mode, a discharge connecting pipe (4) is arranged at the bottom of the water inlet end (3), a sealing plug (5) is installed at the bottom of the discharge connecting pipe (4) in a sealing mode, a threaded connecting pipe (6) is installed at one side of the inner portion of the water inlet end (3), a short column (7) is fixedly connected to one side of the threaded connecting pipe (6), an outer frame body (8) is arranged at one side, far away from the threaded connecting pipe (6), of the short column (7), a positioning support (9) is fixedly installed at the other side of the pump body (1), a driving motor (10) is fixedly installed at one side, far away from the bottom of the, the combined semi-ring is characterized in that a positioning plate (12) is fixed to one side of the bottom of the positioning support (9), a first spring (13) is fixedly connected to the inside of the combined semi-ring (11), a sliding groove (14) is formed in the positions of the two sides of the lower side of the front face of the positioning support (9) through one-time cutting, a sliding block (15) is arranged inside the sliding groove (14), a second spring (16) is fixedly connected to the bottom end of the sliding block (15), and a sieve plate (17) is fixedly mounted in the middle of the outer frame body (8).
2. The water-cooling energy-saving water pump according to claim 1, characterized in that: the inside of the water inlet end (3) is communicated with the inside of the water outlet end (2) through the pump body (1), and the central end of an impeller assembly arranged in the pump body (1) is connected with the output end of the driving motor (10).
3. The water-cooling energy-saving water pump according to claim 1, characterized in that: the ejection of compact is taken over (4) and is set up and intake the connection constitution integral type structure of end (3) through integrated into one piece processing, and intake end (3) and take over (6) screwed connection through screw axis and screw, screw is taken over (6) and is passed through short column (7) and outer frame body (8) fixed connection, and the middle part position of outer frame body (8) is provided with sieve (17) that the surface is latticed structure.
4. The water-cooling energy-saving water pump according to claim 1, characterized in that: the positioning support (9) is connected with the output end of the driving motor (10) in a penetrating manner through the opening.
5. The water-cooling energy-saving water pump according to claim 1, characterized in that: the top of the first spring (13) and the bottom of the driving motor (10) are attached to each other, the first springs (13) are distributed in an array structure and arranged inside the combined half ring (11), the inner end of the combined half ring (11) is matched with the outer end of the driving motor (10) in shape, the rear end face of the combined half ring (11) is fixedly connected with the front face of the sliding block (15), the combined half ring (11) is connected with the positioning support (9) in a sliding mode through the sliding block (15), the sliding groove (14), and the inner wall of the sliding groove (14) is fixedly connected with the bottom end of the second spring (16).
CN202011546269.1A 2020-12-24 2020-12-24 Water-cooling energy-saving water pump Pending CN112727780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011546269.1A CN112727780A (en) 2020-12-24 2020-12-24 Water-cooling energy-saving water pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011546269.1A CN112727780A (en) 2020-12-24 2020-12-24 Water-cooling energy-saving water pump

Publications (1)

Publication Number Publication Date
CN112727780A true CN112727780A (en) 2021-04-30

Family

ID=75605576

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011546269.1A Pending CN112727780A (en) 2020-12-24 2020-12-24 Water-cooling energy-saving water pump

Country Status (1)

Country Link
CN (1) CN112727780A (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206754012U (en) * 2017-05-12 2017-12-15 普仑斯(福建)泵业有限公司 A kind of anti-blocking centrifugal sewage pump
US20180135223A1 (en) * 2016-11-15 2018-05-17 Lg Electronics Inc. Laundry treatment apparatus
CN208226764U (en) * 2018-06-20 2018-12-11 河南师范大学 A kind of damping cleaning type motor
CN209838735U (en) * 2019-05-22 2019-12-24 上海展兆通风设备制造有限公司 Centrifugal ventilator with high-efficient buffering
CN210068592U (en) * 2019-06-25 2020-02-14 石家庄丰环环保设备有限公司 Large granule dredge pump that possesses protective structure
CN210118260U (en) * 2019-06-13 2020-02-28 山东心传矿山机电设备有限公司 Water outlet structure of pneumatic submersible pump
CN110939578A (en) * 2018-09-25 2020-03-31 苏州芙路德润滑科技有限公司 Novel high-pressure pump
CN210265295U (en) * 2019-08-19 2020-04-07 江苏贝莱尔电气有限公司 Accelerated cooling type fan damping mechanism
CN111120334A (en) * 2020-01-06 2020-05-08 吕玲 Volute filtering type sewage treatment pump
CN210599446U (en) * 2019-09-16 2020-05-22 江苏奇力泵业科技有限公司 Durable centrifugal pump
CN111734662A (en) * 2020-08-17 2020-10-02 江苏恒康机电有限公司 Shockproof stainless steel fan
DE212020000253U1 (en) * 2020-07-03 2020-12-02 Suzhou Zhongchuang Sunshine Trading Co., Ltd An easy to install vacuum pump seat

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180135223A1 (en) * 2016-11-15 2018-05-17 Lg Electronics Inc. Laundry treatment apparatus
CN206754012U (en) * 2017-05-12 2017-12-15 普仑斯(福建)泵业有限公司 A kind of anti-blocking centrifugal sewage pump
CN208226764U (en) * 2018-06-20 2018-12-11 河南师范大学 A kind of damping cleaning type motor
CN110939578A (en) * 2018-09-25 2020-03-31 苏州芙路德润滑科技有限公司 Novel high-pressure pump
CN209838735U (en) * 2019-05-22 2019-12-24 上海展兆通风设备制造有限公司 Centrifugal ventilator with high-efficient buffering
CN210118260U (en) * 2019-06-13 2020-02-28 山东心传矿山机电设备有限公司 Water outlet structure of pneumatic submersible pump
CN210068592U (en) * 2019-06-25 2020-02-14 石家庄丰环环保设备有限公司 Large granule dredge pump that possesses protective structure
CN210265295U (en) * 2019-08-19 2020-04-07 江苏贝莱尔电气有限公司 Accelerated cooling type fan damping mechanism
CN210599446U (en) * 2019-09-16 2020-05-22 江苏奇力泵业科技有限公司 Durable centrifugal pump
CN111120334A (en) * 2020-01-06 2020-05-08 吕玲 Volute filtering type sewage treatment pump
DE212020000253U1 (en) * 2020-07-03 2020-12-02 Suzhou Zhongchuang Sunshine Trading Co., Ltd An easy to install vacuum pump seat
CN111734662A (en) * 2020-08-17 2020-10-02 江苏恒康机电有限公司 Shockproof stainless steel fan

Similar Documents

Publication Publication Date Title
CN207111541U (en) It is a kind of to carry the vertical-type axial-flow pump for rotating through filter screen
CN112727780A (en) Water-cooling energy-saving water pump
CN207856399U (en) A kind of portable filtering sand cylinder
CN217459120U (en) Sewage treatment plant that construction engineering used
CN211009137U (en) Vertical pump that radiating effect is good
CN208669609U (en) A kind of single pump realization multichannel glue conveying device
CN114798152B (en) Shaking table convenient for collecting mineral aggregate
CN101811087A (en) Rice washer
CN214998188U (en) Screw pump capable of preventing material blockage
CN219993942U (en) Horizontal centrifugal pump with filter
CN210623089U (en) High-efficient vertical multistage pump
CN211339069U (en) Rapid sewage treatment equipment for breeding industry
CN218999089U (en) Irrigation device
CN111547787A (en) Cleaning rough filtering device
CN219299516U (en) Anti-blocking screw pump
CN207406734U (en) One kind automatically moves back and forth control mechanism
CN219308191U (en) Municipal wastewater treatment device
CN203441744U (en) Oval gear pump adopting double parallel structure
CN218581904U (en) Centrifugal chemical pump convenient to installation
CN110984297B (en) Working method of self-purification water taking device
CN205876634U (en) Novel three vertical plunger reciprocating pumps
CN216241343U (en) Water supply pump with self-cleaning function
CN218853599U (en) Gravity type filtering system
CN218774389U (en) Filter for liquid chromatography
CN213569778U (en) Automatic change sewage treatment water oil separating filter equipment

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
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20210430