CN110566508A - Chemical solution extraction and filtration integrated device - Google Patents
Chemical solution extraction and filtration integrated device Download PDFInfo
- Publication number
- CN110566508A CN110566508A CN201910946246.0A CN201910946246A CN110566508A CN 110566508 A CN110566508 A CN 110566508A CN 201910946246 A CN201910946246 A CN 201910946246A CN 110566508 A CN110566508 A CN 110566508A
- Authority
- CN
- China
- Prior art keywords
- pump body
- chemical solution
- connecting block
- integrated device
- groove
- 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.)
- Granted
Links
- 239000000126 substance Substances 0.000 title claims abstract description 42
- 238000001914 filtration Methods 0.000 title claims abstract description 26
- 238000000605 extraction Methods 0.000 title claims abstract description 25
- 238000006073 displacement reaction Methods 0.000 claims abstract description 21
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 238000007906 compression Methods 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 abstract description 20
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 239000010842 industrial wastewater Substances 0.000 abstract description 2
- 238000001356 surgical procedure Methods 0.000 abstract description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 239000002351 wastewater Substances 0.000 description 12
- 238000003466 welding Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 7
- 238000005457 optimization Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/605—Mounting; Assembling; Disassembling specially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention relates to the technical field of industrial wastewater treatment, and discloses a chemical solution extraction and filtration integrated device which comprises a pump body, wherein the pump body is in a circular steel surgery, the inner side of the pump body is rotatably connected with an annular connecting block, the outer diameter of the connecting block is attached to the inner wall of the pump body, six separation nets are installed on the inner side of the connecting block, and buffer springs are welded between the separation nets and the connecting block to play a role in supporting the separation nets. This integrative device is filtered in chemical solution extraction, through increase at a distance from the net in the pump body, during the use, the runner rotates, drive through the recess and separate net and connecting block rotation, chemical solution pierces through in separating the net inflow outlet pipe, and the compound is blocked by separating the net, stay the recess and separate between the net, continue to rotate, separate the compound on the net and be scraped down by the arc board, fall into in the recess, when the runner continues to rotate as when figure 5 state, be located a suction magnet attraction, remove to the compression groove direction, get into the displacement inslot, promote the kelly through the inclined plane and remove to accomodating the groove diapire, the kelly breaks away from like this.
Description
Technical Field
The invention relates to the technical field of industrial wastewater treatment, in particular to a chemical solution extraction and filtration integrated device.
Background
Through the efforts of many generations of people, China is over from the agricultural large country to the industrial large country, and the industrial development drives the economic high-speed development and brings serious environmental pollution problems, so that the government is vigorously trusteeed, and enterprises which illegally discharge sewage can be severely punished and even bear criminal responsibility.
Chemical plants can generate a large amount of wastewater containing various chemical substances every day, the wastewater needs to be treated for many times, the chemical substances in the wastewater are removed one by one and then can be discharged, most of the existing wastewater purification methods adopt a chemical neutralization method, a certain amount of specified chemical solvent is added into a wastewater pool, the specified chemical solvent reacts with the chemical substances in the wastewater to precipitate solid compounds, the solid compounds are cleaned, and the residual wastewater is pumped into another wastewater pool to be treated next.
Because the solid compounds produced by the neutralization reaction of the chemical solvent and the wastewater are different in size, and too small compounds cannot be completely cleaned, the small compounds and the residual wastewater are pumped into another wastewater tank by a water pump, and the chemical solvent added for the second time may react with the compounds to form new chemical substances, so that the wastewater purification effect is influenced.
If a filtering device is separately arranged for the purpose, the cost is too high, and the filtering device is easy to block, so that a chemical solution extraction and filtration integrated device is provided for solving the problem.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide an integrated device for pumping and filtering chemical solutions, which has an automatic filtering function for pumping water.
The invention adopts the following technical scheme for realizing the technical purpose: the utility model provides an integrative device is filtered in extraction of chemical industry solution, includes the pump body, pump body position circular steel system surgery, the inboard of the pump body is rotated and is connected with annular connecting block, the external diameter of connecting block and the inner wall laminating of the pump body, six nets that separate are installed to the inboard of connecting block, it has buffer spring to separate to weld between net and the connecting block, plays the support and separates the effect of net.
The utility model discloses a pump body, including the pump body, the pump body is connected with the pivot, and the back of pivot is connected with the motor, the welding of the front of pivot has the runner, the inside of runner has been seted up and has been accomodate the chamber, the communicating through-hole in chamber is seted up and accomodate in the outside of runner, and the through-hole is located the recess, movable partition plate and fixed stop are installed to the opening part of through-hole, movable partition plate links together with fixed stop and seals the through-hole.
The movable partition board is close to one side with fixed partition board and has been seted up and has been accomodate the groove, the tank bottom wall welding of accomodating the groove has compression spring, compression spring keeps away from the one end welding of accomodating the groove diapire and has the kelly that extends to in the draw-in groove, the kelly is kept away from the open-ended one side and has been seted up the displacement groove, accomodate the groove and keep away from one side inner wall of accomodating the chamber and seted up the movable groove, the movable groove staggers mutually with the displacement groove, it has the displacement piece to accomodate inslot.
The storage cavity is internally provided with a connecting plate, the connecting plate is in an inclined state, the top of the connecting plate is welded with a switch rod, the inner wall of the pump body is provided with an arc plate, and the right side of the pump body is welded with a water outlet pipe.
Preferably, the outer side of the turntable wheel is provided with a groove corresponding to the separation net, and the connecting plate and the switch rod are not in direct contact with the inner wall of the accommodating cavity.
As an optimization, the top of the switch rod is provided with a suction magnetic block, the displacement block is made of magnets, one side of the fixed partition plate, which is close to the movable partition plate, is provided with a clamping groove, and the front of the pump body is provided with three water inlets and a collecting port corresponding to the containing cavity.
As optimization, the circle center of the rotating wheel is located on the right side of the circle center of the pump body, one end, close to the clamping rod, of the displacement block is arranged to be an inclined surface, the tip end of the inclined surface extends into the displacement groove, the circle center of the partition plate is the same as that of the rotating wheel, and the partition plate is tightly attached to the outer side of the rotating wheel.
As optimization, the separation net has good deformation capacity, one end of the arc plate close to the water outlet pipe is attached to the inner surface of the connecting block, and a torsional spring is arranged at the connecting position of the movable partition plate and the through hole.
As optimization, one side of the tail end of the clamping rod, which is close to the movable groove, is set into a curved surface, so that the movable partition plate is convenient to reset, the opening of one side, which is close to the rotating wheel, of the mesh on the surface of the separation net is large, and the opening of one side, which is close to the connecting block, is small, so that the flow limiting effect is achieved.
The invention has the following beneficial effects:
1. This integrative device is filtered in chemical industry solution extraction, through increase in the pump body and separate the net, during the use, the runner rotates, drives through the recess and separates net and connecting block rotation, so drive rivers and flow to outlet pipe direction, and when as figure 1, during the state, runner outside recess with separate the net meshing, chemical industry solution pierces through in separating the net inflow outlet pipe, and the compound is blocked by separating the net, stays the recess and separates between the net.
And the rotating wheel continuously rotates to the state shown in figure 5, the rotating wheel is attracted by the block attraction magnet, moves towards the compression groove and enters the displacement groove, and the clamping rod is pushed to move towards the bottom wall of the accommodating groove through the inclined surface, so that the clamping rod is separated.
Like figure 6, the movable partition board loses the restriction, receives the influence of gravity, clockwise rotation, and compound on the movable partition board landing to the fishplate bar of holding the intracavity, compound landing on the movable partition board, the quality becomes light, and the torsional spring drives the movable partition board and resets, filters the compound in the chemical industry solution like this at the in-process that draws water, and through the extrusion that separates net and recess, gets rid of the adsorbed moisture in the solid compound outside, reduces the pollution nature of solid compound.
2. This integrative device is filtered in chemical industry solution extraction supports through utilizing buffer spring to separate the net, and accessible buffer spring promotes to separate the net extrusion solid compound like this and gets rid of moisture, can prevent simultaneously because of partial solid compound is bulky, leads to separating the net damage under powerful pressure, has improved the life of device, has improved operating condition.
Drawings
FIG. 1 is a schematic structural view of an integrated chemical solution extraction and filtration device according to the present invention.
Fig. 2 is an exploded view of the chemical solution extraction and filtration integrated device of the present invention shown in fig. 1.
FIG. 3 is a front view of the chemical solution extraction and filtration integrated device of the present invention.
FIG. 4 is an enlarged view of the portion A in the structure of FIG. 1 of the chemical solution extraction and filtration integrated device of the present invention.
FIG. 5 is a schematic view of a first state of a rotating wheel of the integrated chemical solution extraction and filtration device according to the present invention.
FIG. 6 is a schematic diagram of a second state of the rotating wheel of the integrated chemical solution extraction and filtration device according to the present invention.
Fig. 7 is an enlarged view of the portion B in the structure diagram 5 of the chemical solution extracting and filtering integrated device of the present invention.
Fig. 8 is an enlarged view of the position C in the structure diagram 6 of the chemical solution extracting and filtering integrated device of the present invention.
In the figure: 1-pump body, 2-connecting block, 3-spacer screen, 4-buffer spring, 5-rotating shaft, 6-rotating wheel, 7-containing cavity, 8-through hole, 9-movable partition plate, 10-fixed partition plate, 11-containing groove, 12-compression spring, 13-clamping rod, 14-displacement groove, 15-movable groove, 16-displacement block, 17-connecting plate, 18-switch rod, 19-arc plate and 20-water outlet pipe.
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.
Please refer to fig. 1-8, a chemical solution extraction and filtration integrated device, which comprises a pump body 1, three water inlets and a collection port corresponding to a storage cavity 7 are arranged on the front surface of a 1-bit circular steel surgical pump body 1, an annular connecting block 2 is rotatably connected to the inner side of the pump body 1, the outer diameter of the connecting block 2 is attached to the inner wall of the pump body 1, six separation nets 3 are installed on the inner side of the connecting block 2, one side of the net holes on the surfaces of the separation nets 3, which are close to a rotating wheel 6, is opened greatly, one side of the net holes, which are close to the connecting block 2, is opened little, which plays a role in limiting current, buffer springs 4 are welded between the separation nets 3 and the connecting block 2, which plays a.
The interior back wall of the pump body 1 rotates and is connected with pivot 5, the back connection of pivot 5 has the motor, the front welding of pivot 5 has runner 6, the centre of a circle of runner 6 is located the right side in the 1 centre of a circle of the pump body, the outside of carousel wheel 6 is provided with and separates the corresponding recess of net 3, the inside of runner 6 has been seted up and has been accomodate chamber 7, the communicating through-hole 8 in chamber 7 has been seted up and has been accomodate in the outside of runner 6, through-hole 8 is located the recess, movable partition 9 and fixed bolster 10 are installed to the opening part of through-hole 8, movable partition 9 links together with fixed bolster 10 and seals through-hole 8, movable partition 9 is provided with the torsional spring with the junction of through-hole.
One side that movable partition 9 is close to and fixed partition 10 has been seted up and has been accomodate groove 11, the tank bottom wall welding that accomodates groove 11 has compression spring 12, compression spring 12 keeps away from the one end welding that accomodates groove 11 groove diapire and has extended to the kelly 13 in the draw-in groove, the terminal one side that is close to movable groove 15 of kelly 13 sets the curved surface, make things convenient for movable partition 9 to reset, the one side that opening 8 was kept away from to kelly 13 is seted up and is had displacement groove 14, accomodate groove 11 and keep away from one side inner wall of accomodating chamber 7 and seted up movable groove 15, movable groove 15 staggers mutually with displacement groove 14, swing joint has displacement block 16 in accomodating groove 11, displacement block 16 adopts magnet to make, the centre of a circle of baffle 19 is the same with runner 6, and baffle 19 hugs in the outside of runner 6, the one end that displacement block 16 is close to kelly.
Accomodate and be provided with fishplate bar 17 in the chamber 7, fishplate bar 17 and switch lever 18 all not with accomodate chamber 7 inner wall direct contact, fishplate bar 17 becomes the tilt state, and the top welding of fishplate bar 17 has switch lever 18, and the top of switch lever 18 is provided with the suction magnetic path, and arc board 19 is installed to the inner wall of the pump body 1, and the one end that arc board 19 is close to outlet pipe 20 pastes at the internal surface of connecting block 2, and the right side welding of the pump body 1 has outlet pipe 20.
When the chemical solution.
When the rotating wheel 6 continues to rotate to the state shown in figure 5, the compound on the separation net 3 is scraped by the arc plate 19 and falls into the groove, the magnet at the suction force of the block 16 attracts, the compound moves towards the direction of the compression groove 12 and enters the displacement groove 14, the clamping rod 13 is pushed to move towards the bottom wall of the accommodating groove 11 through the inclined surface, and therefore the clamping rod 13 is separated.
As shown in fig. 6, the movable partition 9 is out of the limit, and is influenced by gravity to rotate clockwise, the compound on the movable partition 9 slides down to the connecting plate 17 in the accommodating cavity 7, the compound on the movable partition 9 slides down, the mass becomes light, and the torsion spring drives the movable partition 9 to reset.
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 (9)
1. The utility model provides an integrative device is filtered in extraction of chemical industry solution, includes pump body (1), its characterized in that: the pump comprises a pump body (1), a connecting block (2) and a connecting block (2), wherein the connecting block (2) is movably connected to the inner side of the pump body, a separation net (3) is movably connected to the inner side of the connecting block (2), a buffer spring (4) is fixedly connected between the separation net (3) and the connecting block (2), a rotating shaft (5) is rotatably connected to the inner rear wall of the pump body (1), a rotating wheel (6) is fixedly connected to the front side of the rotating shaft (5), a containing cavity (7) is formed in the rotating wheel (6), a through hole (8) communicated with the containing cavity (7) is formed in the outer side of the rotating wheel (6), a movable partition plate (9) and a fixed partition plate (10) are installed at the opening of the through hole (8), a containing groove (11) is formed in one side, close to the fixed partition plate (10), of the movable partition plate (9), a compression spring (12) is fixedly connected with a clamping rod (13) at, displacement groove (14) have been seted up to the one side that opening (8) were kept away from in kelly (13), accomodate groove (11) and keep away from one side inner wall of accomodating chamber (6) and seted up movable groove (15), it has displacement piece (16) to accomodate swing joint in groove (15), it is provided with fishplate bar (17) in chamber (7) to accomodate, the top fixedly connected with switch lever (18) of fishplate bar (17), the inner wall fixedly connected with arc board (19) of the pump body (1), the right side fixedly connected with outlet pipe (20) of the pump body (1).
2. The chemical solution extraction and filtration integrated device according to claim 1, wherein: and grooves corresponding to the separation net (3) are arranged on the outer side of the rotary disc wheel (6).
3. The chemical solution extraction and filtration integrated device according to claim 1, wherein: the connecting plate (17) and the switch rod (18) are not in direct contact with the inner wall of the containing cavity (7).
4. The chemical solution extraction and filtration integrated device according to claim 1, wherein: the top of the switch rod (18) is provided with a suction magnetic block, and the displacement block (16) is made of a magnet.
5. The chemical solution extraction and filtration integrated device according to claim 1, wherein: and a clamping groove is formed in one side of the fixed partition plate (10) close to the movable partition plate (9).
6. The chemical solution extraction and filtration integrated device according to claim 1, wherein: the front surface of the pump body (1) is provided with three water inlets and a collecting opening corresponding to the containing cavity (7).
7. the chemical solution extraction and filtration integrated device according to claim 1, wherein: the circle center of the rotating wheel (6) is positioned on the right side of the circle center of the pump body (1).
8. The chemical solution extraction and filtration integrated device according to claim 1, wherein: one end of the displacement block (16) close to the clamping rod (13) is arranged into an inclined surface, and the tip of the inclined surface extends into the displacement groove.
9. The chemical solution extraction and filtration integrated device according to claim 1, wherein: the circle center of the partition plate (19) is the same as that of the rotating wheel (6), and the partition plate (19) is tightly attached to the outer side of the rotating wheel (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946246.0A CN110566508B (en) | 2019-10-03 | 2019-10-03 | Chemical solution extraction and filtration integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946246.0A CN110566508B (en) | 2019-10-03 | 2019-10-03 | Chemical solution extraction and filtration integrated device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110566508A true CN110566508A (en) | 2019-12-13 |
| CN110566508B CN110566508B (en) | 2020-12-18 |
Family
ID=68783984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910946246.0A Active CN110566508B (en) | 2019-10-03 | 2019-10-03 | Chemical solution extraction and filtration integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110566508B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112722360A (en) * | 2021-01-08 | 2021-04-30 | 广州市冬丝电子商务有限公司 | Liquid split charging equipment for culture medium preparation |
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| JP2003503641A (en) * | 1999-07-06 | 2003-01-28 | フォイト・ターボ・ゲーエムベーハー・ウント・コンパニー・カーゲー | Axial compensation of internal gear pump for closed circuit |
| US20040146413A1 (en) * | 2002-10-31 | 2004-07-29 | Grant Barry S | Fuel pump with filter-absent safety valve and universal inlet and outlet |
| CN103470495A (en) * | 2013-09-18 | 2013-12-25 | 常州市武进凯利达电子有限公司 | Internal gear with particle receiving devices of gear pump |
| US20150078947A1 (en) * | 2013-09-19 | 2015-03-19 | Balthazar L. Perez | Downhole motor stator and method of manufacture |
| CN205154609U (en) * | 2015-12-04 | 2016-04-13 | 浙江嘉松科技有限公司 | Composite gear pump with filter screen subassembly |
| CN209180003U (en) * | 2018-11-16 | 2019-07-30 | 南通赢新防锈材料科技有限公司 | A kind of antirust oil processing oil pump |
-
2019
- 2019-10-03 CN CN201910946246.0A patent/CN110566508B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003503641A (en) * | 1999-07-06 | 2003-01-28 | フォイト・ターボ・ゲーエムベーハー・ウント・コンパニー・カーゲー | Axial compensation of internal gear pump for closed circuit |
| CN2525280Y (en) * | 2001-11-13 | 2002-12-11 | 高文元 | Flexible inner engaged gear pump |
| US20040146413A1 (en) * | 2002-10-31 | 2004-07-29 | Grant Barry S | Fuel pump with filter-absent safety valve and universal inlet and outlet |
| CN103470495A (en) * | 2013-09-18 | 2013-12-25 | 常州市武进凯利达电子有限公司 | Internal gear with particle receiving devices of gear pump |
| US20150078947A1 (en) * | 2013-09-19 | 2015-03-19 | Balthazar L. Perez | Downhole motor stator and method of manufacture |
| CN205154609U (en) * | 2015-12-04 | 2016-04-13 | 浙江嘉松科技有限公司 | Composite gear pump with filter screen subassembly |
| CN209180003U (en) * | 2018-11-16 | 2019-07-30 | 南通赢新防锈材料科技有限公司 | A kind of antirust oil processing oil pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112722360A (en) * | 2021-01-08 | 2021-04-30 | 广州市冬丝电子商务有限公司 | Liquid split charging equipment for culture medium preparation |
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| Publication number | Publication date |
|---|---|
| CN110566508B (en) | 2020-12-18 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Shi Yunqi Inventor after: Wang Xuhua Inventor after: Li Xichun Inventor after: Wu Xiaozhou Inventor before: Wu Xiaozhou |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201130 Address after: 257200 Shandong city of Dongying Province, east of Dongying Port Economic Development Zone, Hong Kong West two road two road north of the North Applicant after: Dongying Weilian Chemical Co.,Ltd. Address before: 325200 Building 9, longshouqiao, Ruian City, Wenzhou City, Zhejiang Province Applicant before: Wu Xiaozhou |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |