CN111636359A - Water injection humidifying device for hydraulic engineering - Google Patents
Water injection humidifying device for hydraulic engineering Download PDFInfo
- Publication number
- CN111636359A CN111636359A CN202010695521.9A CN202010695521A CN111636359A CN 111636359 A CN111636359 A CN 111636359A CN 202010695521 A CN202010695521 A CN 202010695521A CN 111636359 A CN111636359 A CN 111636359A
- Authority
- CN
- China
- Prior art keywords
- water
- water injection
- rack
- cover body
- humidifying device
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 238000002347 injection Methods 0.000 title claims abstract description 54
- 239000007924 injection Substances 0.000 title claims abstract description 54
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 238000001914 filtration Methods 0.000 claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 4
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B1/00—Equipment or apparatus for, or methods of, general hydraulic engineering, e.g. protection of constructions against ice-strains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Air Humidification (AREA)
Abstract
The invention discloses a water injection humidifying device for water conservancy projects, which comprises an upper cover body, a water injection port, a lower cover body, a reinforcing plate, a water outlet, a spiral rod, a water filtering mechanism and a sealing device, wherein the water filtering mechanism is arranged, a handle can be directly used for pulling out a sliding disc for replacement when the water injection humidifying device needs to be replaced, a clamping block is contracted after the water injection humidifying device is reinserted and then is reset through a first spring, the problems that the existing water injection humidifying device is frequently subjected to small amount of filtering through an internal filter screen and needs to be replaced after being used for a period of time, and the replacement efficiency is lower are solved, the sealing device is arranged, a first rack is moved to the right by pressing a button after an external connecting pipe is connected, a second rack is driven to move upwards through gear transmission at the moment, so that a sealing strip moves upwards under the fixation of the connecting strip to compress and seal a joint, and the problem that the sealing, the problem of water leakage is likely to occur.
Description
Technical Field
The invention relates to the related field of hydraulic engineering, in particular to a water injection humidifying device for hydraulic engineering.
Background
Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purpose of removing harmful substances and benefiting, is also called water engineering, and water is a valuable resource essential for human production and life, but the naturally existing state of water does not completely meet the needs of human beings.
Water conservancy project need use water injection humidification device to carry out the filling of water when going on, but current water injection humidification device uses often to be carried out a small amount of filtration by inside filter screen, uses and need change after a period, and change efficiency is lower to the leakproofness is relatively poor when water filling port and outside delivery water piping connection, the condition of leaking appears easily.
Disclosure of Invention
Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a water injection humidifying device for hydraulic engineering.
The invention is realized in such a way that a water injection humidifying device for hydraulic engineering is constructed, the device comprises an upper cover body, the right side of the upper cover body is tightly connected with a water injection port, the bottom of the upper cover body is locked with a lower cover body through a bolt, the upper end of the right side of the lower cover body is in arc welding with a reinforcing plate, the bottom of the lower cover body is connected with a water outlet through a bolt, a spiral rod is arranged inside the upper cover body and the lower cover body, a water filtering mechanism is arranged in the middle of the lower cover body, a sealing device is arranged in the middle of the water injection port, the water filtering mechanism comprises a handle, a sliding disc, a filter screen, a first spring and a clamping block, the left side of the handle is connected with the sliding disc, the sliding disc is in sliding fit with the lower cover body, the filter screen is connected with.
Preferably, sealing device comprises button, second spring, first rack, gear and compress tightly the subassembly, the button left side is connected with the water filling port through the second spring, first rack right side is connected with the button to first rack left side and gear intermeshing, the gear is through pivot and water filling port normal running fit, compress tightly the subassembly setting in the gear left side.
Preferably, the compressing assembly consists of a second rack, a sliding rail, a connecting strip and a sealing strip, the right side of the second rack is meshed with the gear, the left side of the second rack is in sliding fit with the water injection port through the sliding rail, and two ends of the connecting strip are connected with the second rack and the sealing strip respectively.
Preferably, the handle surface is provided with an anti-slip sleeve, and the thickness of the protective sleeve is 3 mm.
Preferably, the middle part of the lower cover body is provided with a through groove, the inner side of the through groove is provided with a sealing sheet, and the sliding disc is in sliding fit with the through groove.
Preferably, the first spring and the clamping block are respectively provided with two, and the two first springs and the two clamping blocks are symmetrically installed with each other.
Preferably, the surface of the button is provided with anti-skid grains, and each anti-skid grain is arranged at equal distance.
Preferably, the tooth-shaped projection of the second rack is the same as the first rack in size, and the installation angle of the first rack and the second rack is 90 degrees.
Preferably, the two ends of the sliding rail are provided with limiting blocks, and the two limiting blocks are symmetrically arranged.
Preferably, the connecting strip and the sealing strip are the same length, and the sealing strip is 5mm thick.
Preferably, the slide rail is made of stainless steel.
Preferably, the sealing strip is made of nitrile rubber.
The invention has the following advantages: the invention provides a water injection humidifying device for hydraulic engineering through improvement, which has the following improvement compared with the same type of equipment:
the method has the advantages that: according to the water injection humidifying device for the hydraulic engineering, the water filtering mechanism is arranged, the handle can be directly pulled out of the sliding disc for replacement when the water injection humidifying device needs to be replaced, the clamping block is contracted after the water injection humidifying device is inserted again, and then the water injection humidifying device is reset through the first spring, so that the problems that a small amount of filtering is often performed through an internal filtering net, the replacement is needed after the water injection humidifying device is used for a period of time, and the replacement efficiency is low in the existing water injection humidifying device are solved.
The method has the advantages that: according to the water injection humidifying device for the water conservancy project, the sealing device is arranged, the first rack moves right by pressing the button down after the external connecting pipe is connected, and the second rack moves up by driving the gear, so that the sealing strip moves up under the fixation of the connecting strip to compress and seal the joint, and the problems that the sealing performance is poor and water leakage is easy to occur when a water injection port of the existing water injection humidifying device is connected with an external conveying water pipe are solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the screw of the present invention;
FIG. 3 is a schematic top view of the water filtration mechanism of the present invention;
FIG. 4 is a schematic front view of the sealing device of the present invention;
fig. 5 is a schematic view of the construction of the hold-down assembly of the present invention.
Wherein: the water filter comprises an upper cover body-1, a water injection port-2, a lower cover body-3, a reinforcing plate-4, a water outlet-5, a screw rod-6, a water filtering mechanism-7, a sealing device-8, a handle-71, a sliding disc-72, a filter screen-73, a first spring-74, a clamping block-75, a button-81, a second spring-82, a first rack-83, a gear-84, a pressing component-85, a second rack-851, a sliding rail-852, a connecting bar-853 and a sealing bar-854.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The first embodiment is as follows:
referring to fig. 1-2, the water injection humidifying device for water conservancy projects comprises an upper cover body 1, wherein the right side of the upper cover body 1 is tightly connected with a water injection port 2, the bottom of the upper cover body 1 is locked with a lower cover body 3 through a bolt, the upper end of the right side of the lower cover body 3 is in arc welding with a reinforcing plate 4, the bottom of the lower cover body 3 is connected with a water outlet 5 through a bolt, spiral rods 6 are arranged inside the upper cover body 1 and the lower cover body 3, a water filtering mechanism 7 is arranged in the middle of the lower cover body 3, and a sealing device 8 is arranged in the middle of the water injection.
Referring to fig. 3, the water filtering mechanism 7 of the water injection humidifying device for the hydraulic engineering of the present invention is composed of a handle 71, a sliding plate 72, a filter screen 73, a first spring 74 and a fixture block 75, wherein the left side of the handle 71 is connected with the sliding plate 72, the sliding plate 72 is in sliding fit with the lower cover body 3, the filter screen 73 is connected with the inner side of the sliding plate 72, two ends of the first spring 74 are respectively connected with the sliding plate 72 and the fixture block 75, the surface of the handle 71 is provided with an anti-slip sleeve, the thickness of the protective sleeve is 3mm, the middle portion of the lower cover body 3 is provided with a through groove, the inner side of the through groove is provided with a sealing sheet, the sliding plate 72 is in sliding fit with the through groove, so as to perform better sealing, the first spring 74 and the fixture block 75 are.
Referring to fig. 4, the water injection humidifying device for hydraulic engineering of the present invention includes a sealing device 8, which is composed of a button 81, a second spring 82, a first rack 83, a gear 84 and a pressing component 85, wherein the left side of the button 81 is connected to the water injection port 2 through the second spring 82, the right side of the first rack 83 is connected to the button 81, the left side of the first rack 83 is engaged with the gear 84, the gear 84 is rotatably engaged with the water injection port 2 through a rotating shaft, the pressing component 85 is disposed on the left side of the gear 84, the surface of the button 81 is provided with anti-slip lines, and each anti-slip line is equally spaced, so that the sealing device is not easy to fall off the hand when.
Referring to fig. 5, in the water injection humidifying device for water conservancy projects, the pressing assembly 85 is composed of a second rack 851, a slide rail 852, a connecting strip 853 and a sealing strip 854, the right side of the second rack 851 is meshed with the gear 84, the left side of the second rack 851 is in sliding fit with the water injection port 2 through the slide rail 852, two ends of the slide rail 852 are provided with limiting blocks, the two limiting blocks are symmetrically mounted with each other to play a limiting role, the connecting strip 853 and the sealing strip 854 are identical in length, and the thickness of the sealing strip 854 is 5mm, so that a good sealing effect is achieved.
Example two:
according to the water injection humidifying device for the hydraulic engineering, two ends of the connecting strip 853 are respectively connected with the second rack 851 and the sealing strip 854, the tooth-shaped convex block of the second rack 851 is the same as the first rack 83 in size, and the installation angles of the first rack 83 and the second rack 851 are 90 degrees, so that the transmission can be well carried out.
The invention provides a water injection humidifying device for hydraulic engineering through improvement, which has the following working principle;
firstly, water is injected after the water injection port 2 is connected, so that water spirally moves downwards through the spiral rods 6 in the upper cover body 1 and the lower cover body 3, the centrifugal force of the water is increased, the water rapidly flows out through the water outlet 5 and is injected with water for humidification, and the reinforcing plate 4 can be locked with the outside through bolts for reinforcement;
secondly, when the replacement is needed, the handle 71 can be directly used for pulling out the sliding disc 72, the two ends of the fixture block 75 are arc-shaped and can be directly pulled out, the fixture block 75 is inserted again after the replacement, the fixture block 75 is retracted and then is reset through the first spring 74, and the filter screen 73 plays a main filtering role;
thirdly, after the external connecting pipe is connected, the button 81 is pressed to enable the first rack 83 to move rightwards, at the moment, the gear 84 drives the second rack 851 to move upwards, and therefore the sealing strip 854 moves upwards under the fixation of the connecting strip 853 to compress and seal the connection;
fourthly, the second spring 82 plays a role in resetting the button 81, and the slide rail 852 plays a role in limiting the second slide rail 851, so that the second slide rail can move up and down smoothly.
The invention provides a water injection humidifying device for water conservancy project through improvement, through arranging the water filtering mechanism 7, when needing to be replaced, the water filtering mechanism can be directly replaced by pulling the handle 71 out of the sliding disc 72, after the water filtering mechanism is inserted again, the clamping block 75 is contracted and then is reset through the first spring 74, the problems that the existing water injection humidifying device is often used for filtering a small amount of water by an internal filter screen, needs to be replaced after being used for a period of time and has lower replacement efficiency are solved, by arranging the sealing device 8, after the external connecting pipe is connected, the button 81 is pressed down to lead the first rack 83 to move to the right, at the moment, the gear 84 drives the second rack 851 to move upwards, therefore, the sealing strip 854 moves upwards under the fixation of the connecting strip 853 to compress and seal the joint, and the problems that the sealing performance is poor and the water leakage is easy to occur when the water injection port of the existing water injection humidifying device is connected with an external conveying water pipe are solved.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A water injection humidifying device for water conservancy projects comprises an upper cover body (1), wherein the right side of the upper cover body (1) is tightly connected with a water injection port (2), the bottom of the upper cover body (1) is locked with a lower cover body (3) through a bolt, the upper end of the right side of the lower cover body (3) is subjected to arc welding with a reinforcing plate (4), the bottom of the lower cover body (3) is connected with a water outlet (5) through a bolt, and spiral rods (6) are arranged in the upper cover body (1) and the lower cover body (3);
the method is characterized in that: the water filter is characterized by further comprising a water filtering mechanism (7) and a sealing device (8), the water filtering mechanism (7) is arranged in the middle of the lower cover body (3), the sealing device (8) is arranged in the middle of the water filling port (2), the water filtering mechanism (7) is composed of a handle (71), a sliding disc (72), a filter screen (73), a first spring (74) and a fixture block (75), the left side of the handle (71) is connected with the sliding disc (72), the sliding disc (72) is in sliding fit with the lower cover body (3), the filter screen (73) is connected with the inner side of the sliding disc (72), and two ends of the first spring (74) are connected with the sliding disc (72) and the fixture block (75) respectively.
2. The water injection humidifying device for water conservancy projects as claimed in claim 1, wherein: sealing device (8) comprise button (81), second spring (82), first rack (83), gear (84) and compress tightly subassembly (85), button (81) left side is connected with water filling port (2) through second spring (82), first rack (83) right side is connected with button (81) to first rack (83) left side and gear (84) intermeshing, gear (84) are through pivot and water filling port (2) normal running fit, it sets up in gear (84) left side to compress tightly subassembly (85).
3. The water injection humidifying device for water conservancy projects as claimed in claim 2, wherein: the pressing assembly (85) is composed of a second rack (851), a sliding rail (852), a connecting strip (853) and a sealing strip (854), the right side of the second rack (851) is meshed with the gear (84), the left side of the second rack (851) is in sliding fit with the water injection port (2) through the sliding rail (852), and two ends of the connecting strip (853) are connected with the second rack (851) and the sealing strip (854) respectively.
4. The water injection humidifying device for water conservancy projects as claimed in claim 1, wherein: the surface of the handle (71) is provided with an anti-skidding sleeve, and the thickness of the protective sleeve is 3 mm.
5. The water injection humidifying device for water conservancy projects as claimed in claim 1, wherein: a through groove is formed in the middle of the lower cover body (3), a sealing sheet is arranged on the inner side of the through groove, and the sliding disc (72) is in sliding fit with the through groove.
6. The water injection humidifying device for water conservancy projects as claimed in claim 1, wherein: the first spring (74) and the clamping block (75) are respectively provided with two, and the two first springs (74) and the clamping blocks (75) are symmetrically installed with each other.
7. The water injection humidifying device for water conservancy projects as claimed in claim 2, wherein: the surface of the button (81) is provided with anti-skid grains, and each anti-skid grain is arranged at equal distance.
8. The water injection humidifying device for water conservancy projects as claimed in claim 3, wherein: the tooth-shaped convex block of the second rack (851) is the same as that of the first rack (83), and the installation angle of the first rack (83) and the second rack (851) is 90 degrees.
9. The water injection humidifying device for water conservancy projects as claimed in claim 3, wherein: the two ends of the sliding rail (852) are provided with limiting blocks, and the two limiting blocks are symmetrically arranged.
10. The water injection humidifying device for water conservancy projects as claimed in claim 3, wherein: the connecting strip (853) and the sealing strip (854) are the same in length, and the thickness of the sealing strip (854) is 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010695521.9A CN111636359B (en) | 2020-07-20 | 2020-07-20 | Water injection humidifying device for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010695521.9A CN111636359B (en) | 2020-07-20 | 2020-07-20 | Water injection humidifying device for hydraulic engineering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111636359A true CN111636359A (en) | 2020-09-08 |
| CN111636359B CN111636359B (en) | 2022-01-14 |
Family
ID=72328194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010695521.9A Expired - Fee Related CN111636359B (en) | 2020-07-20 | 2020-07-20 | Water injection humidifying device for hydraulic engineering |
Country Status (1)
| Country | Link |
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| CN (1) | CN111636359B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014175548A1 (en) * | 2013-04-24 | 2014-10-30 | Kim Hong No | Filtering apparatus |
| CN207538114U (en) * | 2017-11-21 | 2018-06-26 | 苏州基业生态园林股份有限公司 | A kind of rain collector for gardens |
| CN208933901U (en) * | 2018-09-26 | 2019-06-04 | 中国水利水电第四工程局有限公司 | A kind of hydraulic engineering water filling humidifying device |
| CN210473201U (en) * | 2019-07-12 | 2020-05-08 | 天津赫尔莫斯科技有限责任公司 | Filter element replacing device based on filtering device |
| CN210567538U (en) * | 2019-09-03 | 2020-05-19 | 冯俊超 | Water injection humidification device for hydraulic engineering |
| CN210728792U (en) * | 2019-07-10 | 2020-06-12 | 昆山卓滤净化设备有限公司 | Filter screen convenient to replace for sewage treatment |
| CN210845504U (en) * | 2019-10-11 | 2020-06-26 | 武汉凯通石化机械有限公司 | Pipeline filter convenient to dismantle filter core fast |
-
2020
- 2020-07-20 CN CN202010695521.9A patent/CN111636359B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014175548A1 (en) * | 2013-04-24 | 2014-10-30 | Kim Hong No | Filtering apparatus |
| CN207538114U (en) * | 2017-11-21 | 2018-06-26 | 苏州基业生态园林股份有限公司 | A kind of rain collector for gardens |
| CN208933901U (en) * | 2018-09-26 | 2019-06-04 | 中国水利水电第四工程局有限公司 | A kind of hydraulic engineering water filling humidifying device |
| CN210728792U (en) * | 2019-07-10 | 2020-06-12 | 昆山卓滤净化设备有限公司 | Filter screen convenient to replace for sewage treatment |
| CN210473201U (en) * | 2019-07-12 | 2020-05-08 | 天津赫尔莫斯科技有限责任公司 | Filter element replacing device based on filtering device |
| CN210567538U (en) * | 2019-09-03 | 2020-05-19 | 冯俊超 | Water injection humidification device for hydraulic engineering |
| CN210845504U (en) * | 2019-10-11 | 2020-06-26 | 武汉凯通石化机械有限公司 | Pipeline filter convenient to dismantle filter core fast |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111636359B (en) | 2022-01-14 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20211224 Address after: 756000 No. 352, Dongguan Road, Yuanzhou District, Guyuan City, Ningxia Hui Autonomous Region Applicant after: Guyuan Xinyu Water Conservancy Construction Engineering Co.,Ltd. Address before: No.45, Tulou, Zhangjiao village, Tuling Town, Quangang District, Quanzhou City, Fujian Province Applicant before: Quanzhou Quangang chuangpeng Industrial Design Co.,Ltd. |
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