CN113669449A - Sealing loose clamping mechanism for plugging and unplugging filter rod - Google Patents
Sealing loose clamping mechanism for plugging and unplugging filter rod Download PDFInfo
- Publication number
- CN113669449A CN113669449A CN202110798695.2A CN202110798695A CN113669449A CN 113669449 A CN113669449 A CN 113669449A CN 202110798695 A CN202110798695 A CN 202110798695A CN 113669449 A CN113669449 A CN 113669449A
- Authority
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- China
- Prior art keywords
- filter rod
- sealing
- plugging
- guide
- unplugging
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 66
- 230000007246 mechanism Effects 0.000 title claims abstract description 25
- 238000007790 scraping Methods 0.000 claims abstract description 21
- 238000005260 corrosion Methods 0.000 claims abstract description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 8
- 239000012295 chemical reaction liquid Substances 0.000 abstract description 4
- 230000000717 retained effect Effects 0.000 abstract description 3
- 239000000853 adhesive Substances 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Images
Classifications
-
- 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
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
- F16J9/12—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
-
- 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
- F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
-
- 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
- F16J15/56—Other sealings for reciprocating rods
-
- 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
- F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
- F16J9/12—Details
- F16J9/20—Rings with special cross-section; Oil-scraping rings
- F16J9/203—Oil-scraping rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention discloses a sealing loose clamping mechanism for plugging and unplugging a filter rod, and relates to the field of chemical industry. According to the invention, the sealing assembly is arranged, in the process of inserting and pulling the filter rod, oil on the outer surface of the filter rod can be scraped through the scraping sealing ring, so that the oil is prevented from being retained on the outer surface of the filter rod to cause pollution and corrosion, secondary sealing can be carried out through the leakage-proof sealing ring, meanwhile, positive pressure sealing gas can additionally pass through a path of positive pressure gas (the pressure is slightly higher than the gas pressure in the container) from the left side, the aperture of a gas outlet on the right side is smaller than that of a gas inlet, the effect is to seal corrosive gas in the container through the principle of convection from the side with large gas pressure to the side with small pressure, the situations that the corrosive gas leaks into the air from a gap in the operation process of the filter rod to cause pollution and corrosion and adhesive reaction liquid on the outer surface of the filter rod can cause corrosion on the outer surface of the filter rod are avoided, and the service life of the filter rod is effectively prolonged.
Description
Technical Field
The invention relates to the field of chemical industry, in particular to a sealing loose clamp mechanism for plugging and unplugging a filter rod.
Background
The technology of changing the composition and structure of substances or synthesizing new substances by chemical method belongs to the chemical production technology, namely the chemical process, the obtained product is called chemical or chemical product, and when the chemical product is applied, the liquid is extracted by plugging and unplugging the filter rod.
In the existing sealing loose clamping mechanism for plugging and pulling the filter rod, the filter rod is hollow, clear liquid is pumped out from a container below, and chemical raw materials after reaction are left; the filtering rod extracts liquid and extracts the supernatant clear liquid according to the reaction condition, so that the filtering rod needs to be inserted downwards to extract the clear liquid along with the time, corrosive gas leaks into the air from the gap in the operation process of the filtering rod, the filtering rod is corroded, and the health of operators is damaged; meanwhile, after the clear liquid is extracted, the filter rod needs to be pulled out to the highest point, reaction liquid can be adhered to the filter rod at the moment, and the outer surface of the filter rod can be corroded.
Disclosure of Invention
Based on the above, the invention aims to provide a sealing loose clamp mechanism for plugging and unplugging a filter rod, so as to solve the technical problems that corrosive gas leaks into the air from gaps in the operation process of the filter rod to cause pollution and corrosion, and reaction liquid adhered to the surface of the filter rod can corrode the outer surface of the filter rod.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sealed loose clamp mechanism for filter rod plug, includes mount pad, plug post and filter rod, the plug post is installed to the bottom of mount pad, the filter rod has all been run through to the inside of mount pad and plug post, the surface of plug post is provided with the direction subassembly, the direction subassembly is installed in proper order in direction fixing base, the direction double-deck board and the direction locating plate of plug post surface including top-down, malleation seal gas is installed to one side below of plug post, the inside of plug post is provided with seal assembly.
Furthermore, seal assembly is including installing in the inside scraping sealing washer of plug post, the top and the below of scraping the sealing washer all are provided with the leak protection sealing washer.
Through adopting above-mentioned technical scheme, at the filter rod plug in-process, can strike off the fluid of filter rod surface through scraping the material sealing washer, prevent that fluid from being detained and causing pollution and corruption in the surface of filter rod, can carry out secondary seal through the leak protection sealing washer, and can be used to seal and live in the gas that has the corrosivity for the mechanism uses safelyr.
Further, the inner wall of the scraping sealing ring is attached to the outer surface of the filter rod, and an anti-sticking agent is coated on the outer surface of the scraping sealing ring.
Through adopting above-mentioned technical scheme, can strike off the fluid of straining the pole surface through scraping the material sealing washer, prevent that fluid from being detained in the surface of straining the pole and causing pollution and corruption.
Furthermore, the thickness of the plurality of the leak-proof sealing rings is the same, and the outer surfaces of the plurality of the leak-proof sealing rings are coated with anti-corrosion dye.
Through adopting above-mentioned technical scheme, can carry out the secondary through the leak protection sealing washer and seal and have corrosive gas, make the mechanism use safer.
Furthermore, the filter rod is in sliding fit with the plugging column, and is made of stainless steel and has a smooth outer surface.
Through adopting above-mentioned technical scheme for strain the pole and slide in plug post inside and accomplish the plug operation, the strong corrosion-resistant messenger of stainless steel hardness of making strains the pole more durable.
Furthermore, bolt holes are formed in the periphery of the tops of the guide fixing seat, the guide double-layer plate and the guide positioning plate in a penetrating mode, and the guide fixing seat, the guide double-layer plate and the guide positioning plate are perpendicular to the plugging column.
Through adopting above-mentioned technical scheme for direction fixing base, direction double-deck board and direction locating plate are connected more firmly with the plug post, and make direction fixing base, direction double-deck board and direction locating plate can be better play the fixed action of location, make the difficult skew of mechanism guidance nature.
Furthermore, mounting holes are formed in the middle of the tops of the guide fixing seat, the guide double-layer plate and the guide positioning plate in a penetrating mode, and the mounting holes are matched with the plugging columns.
Through adopting above-mentioned technical scheme for direction fixing base, direction double-deck board and direction locating plate and plug post installation are more simple and convenient.
In summary, the invention mainly has the following beneficial effects:
1. the invention can scrape the oil on the outer surface of the filter rod by the scraping sealing ring in the process of plugging and unplugging the filter rod to prevent the oil from being retained on the outer surface of the filter rod to cause pollution and corrosion, can carry out secondary sealing by the leakage-proof sealing ring, can additionally pass a path of positive pressure gas (the pressure is slightly higher than the gas pressure in the container) from the left side, has the function of sealing corrosive gas in the container by the principle of convection from the side with large gas pressure to the side with small pressure, ensures that the mechanism is safer to use, avoids the phenomena that the corrosive gas leaks into the air from a gap to cause pollution and corrosion and the adhesive reaction liquid on the surface of the filter rod can cause corrosion on the outer surface of the filter rod in the process of operating the filter rod, is also provided with the guide assembly, and is vertically arranged with the plugging and unplugging column by the guide fixing seat, the guide double-layer plate and the guide positioning plate, make direction fixing base, direction double-deck board and direction locating plate be connected more firmly with the plug post, and make direction fixing base, direction double-deck board and direction locating plate can be better play the fixed action of location for the difficult skew of mechanism guidance nature can effectively reduce the damage that filter rod bending deformation constructs sealed knot, extension seal structure's life-span.
Drawings
FIG. 1 is a schematic cross-sectional view of a plugging column according to the present invention;
FIG. 2 is a schematic perspective view of a plug-in post according to the present invention;
FIG. 3 is a schematic structural view of the guiding fixing base of the present invention;
FIG. 4 is a schematic structural view of a guide double-layer plate according to the present invention;
fig. 5 is a schematic structural view of the guiding and positioning plate of the present invention.
In the figure: 1. a mounting seat; 2. plugging and pulling the column; 3. a filter rod; 4. a guide assembly; 401. a guide fixing seat; 402. a guide double-layer plate; 403. guiding a positioning plate; 5. a seal assembly; 501. scraping and sealing rings; 502. a leak-proof sealing ring; 6. sealing gas at positive pressure; 7. bolt holes; 8. and (7) installing holes.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
A sealing loose clamp mechanism for plugging and unplugging a filter rod is shown in the figure 1-5 and comprises a mounting seat 1, a plugging column 2 and a filter rod 3, wherein the plugging column 2 is mounted at the bottom of the mounting seat 1, the filter rod 3 penetrates through the mounting seat 1 and the plugging column 2, the filter rod 3 is in sliding fit with the plugging column 2, so that the filter rod 3 slides inside the plugging column 2 to complete plugging and unplugging operations, the filter rod 3 is made of stainless steel and has a smooth outer surface, the stainless steel has high hardness and is corrosion-resistant, so that the filter rod 3 is more durable, a guide assembly 4 is arranged on the outer surface of the plugging column 2, the guide assembly 4 comprises a guide fixing seat 401, a guide double-layer plate 402 and a guide positioning plate 403, bolt holes 7 are formed in the peripheries of the tops of the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403, the guide fixing seat 401, the filter rod 3 and the guide positioning plate 403 are sequentially mounted on the outer surface of the plugging column 2 from top to bottom, and the bolt holes 7 are formed in the peripheries of the tops of the guide fixing seat 401, All run through in the middle of the top of direction double-deck board 402 and direction locating plate 403 has mounting hole 8, and malleation seal gas 6 is installed to one side below of plug post 2, and the inside of plug post 2 is provided with seal assembly 5, and seal assembly 5 is including installing in the inside scraping sealing washer 501 of plug post 2, and the top and the below of scraping sealing washer 501 all are provided with leak protection sealing washer 502.
Referring to fig. 1-2, the sealing assembly 5 includes a scraping sealing ring 501 installed inside the plug column 2, the inner wall of the scraping sealing ring 501 is attached to the outer surface of the filter rod 3, the outer surface of the scraping sealing ring 501 is coated with an anti-sticking agent, the upper side and the lower side of the scraping sealing ring 501 are both provided with a leakage-proof sealing ring 502, the thickness of the leakage-proof sealing rings 502 is the same, the outer surface of the leakage-proof sealing rings 502 is coated with an anti-corrosion dye, in the plug process of the filter rod 3, the oil on the outer surface of the filter rod 3 can be scraped by the scraping sealing ring 501, the oil is prevented from being retained on the outer surface of the filter rod 3 to cause waste, secondary sealing can be performed by the leakage-proof sealing ring 502, and the sealing assembly can be used for sealing corrosive gas, so that the mechanism is safer to use.
Referring to fig. 1-5, bolt holes 7 are respectively penetrated through the peripheries of the tops of the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403, the guide fixing seat 401, the mounting hole 8 is respectively penetrated through the middle of the tops of the guide double-layer plate 402 and the guide positioning plate 403, the mounting hole 8 is matched with the plug column 2, so that the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 are more conveniently mounted with the plug column 2, the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 are both vertically arranged with the plug column 2, so that the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 are more firmly connected with the plug column 2, the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 can better play a role in positioning and fixing, and the mechanism guidance performance is not easy to deviate.
The implementation principle of the embodiment is as follows: firstly, when the mechanism is used, the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 are all arranged perpendicular to the plug column 2, so that the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 are connected with the plug column 2 more firmly, and the guide fixing seat 401, the guide double-layer plate 402 and the guide positioning plate 403 can better play a role in positioning and fixing, so that the guidance of the mechanism is not easy to deviate, the damage of the bending deformation of the filter rod 3 to the sealing structure can be effectively reduced, the service life of the sealing structure is prolonged, then in the process of plugging and pulling the filter rod 3, oil on the outer surface of the filter rod 3 can be scraped by the scraping sealing ring 501, the waste of the oil on the outer surface of the filter rod 3 is prevented, secondary sealing can be performed by the leakage-proof sealing ring 502, and meanwhile, the positive pressure sealing gas 6 can additionally pass through a path of positive pressure gas (the pressure is slightly higher than the gas pressure in the container) from the left side, the aperture of the right air outlet is smaller than that of the air inlet, and the corrosive gas in the container is sealed by the principle that the gas pressure is large and the pressure is small and the convection is carried out on one side, so that the mechanism is safer to use.
Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.
Claims (7)
1. The utility model provides a sealed pine clamp mechanism for straining pole plug, includes mount pad (1), plug post (2) and strain pole (3), its characterized in that: plug post (2) are installed to the bottom of mount pad (1), filter rod (3) have all been run through to the inside of mount pad (1) and plug post (2), the surface of plug post (2) is provided with direction subassembly (4), direction subassembly (4) are installed in proper order in direction fixing base (401), direction double-deck board (402) and direction locating plate (403) of plug post (2) surface including top-down, malleation seal gas (6) are installed to one side below of plug post (2), the inside of plug post (2) is provided with seal assembly (5).
2. The sealing loose-clamping mechanism for plugging and unplugging the filter rod according to claim 1, is characterized in that: sealing assembly (5) are including installing scraping sealing washer (501) in plug post (2) inside, the top and the below of scraping sealing washer (501) all are provided with leak protection sealing washer (502).
3. The sealing loose-clamping mechanism for plugging and unplugging the filter rod as claimed in claim 2, characterized in that: the inner wall of the scraping sealing ring (501) is attached to the outer surface of the filter rod (3), and an anti-sticking agent is coated on the outer surface of the scraping sealing ring (501).
4. The sealing loose-clamping mechanism for plugging and unplugging the filter rod according to claim 1, is characterized in that: the thickness of the plurality of the leak-proof sealing rings (502) is the same, and the outer surfaces of the plurality of the leak-proof sealing rings (502) are coated with anti-corrosion dye.
5. The sealing loose-clamping mechanism for plugging and unplugging the filter rod according to claim 1, is characterized in that: filter pole (3) and plug post (2) sliding fit, filter pole (3) adopt the stainless steel to make and the surface is smooth.
6. The sealing loose-clamping mechanism for plugging and unplugging the filter rod according to claim 1, is characterized in that: bolt holes (7) are formed in the periphery of the tops of the guide fixing seat (401), the guide double-layer plate (402) and the guide positioning plate (403) in a penetrating mode, and the guide fixing seat (401), the guide double-layer plate (402) and the guide positioning plate (403) are perpendicular to the plugging column (2).
7. The sealing loose-clamping mechanism for plugging and unplugging the filter rod according to claim 1, is characterized in that: the middle of the tops of the guide fixing seat (401), the guide double-layer plate (402) and the guide positioning plate (403) is provided with a mounting hole (8) in a penetrating manner, and the mounting hole (8) is matched with the plugging column (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110798695.2A CN113669449A (en) | 2021-07-15 | 2021-07-15 | Sealing loose clamping mechanism for plugging and unplugging filter rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110798695.2A CN113669449A (en) | 2021-07-15 | 2021-07-15 | Sealing loose clamping mechanism for plugging and unplugging filter rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113669449A true CN113669449A (en) | 2021-11-19 |
Family
ID=78539313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110798695.2A Pending CN113669449A (en) | 2021-07-15 | 2021-07-15 | Sealing loose clamping mechanism for plugging and unplugging filter rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113669449A (en) |
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| CN209705277U (en) * | 2019-03-01 | 2019-11-29 | 无锡全世全流体科技有限公司 | A kind of corrosion-resistant gas magnetic fluid seal device |
| CN111911025A (en) * | 2020-08-26 | 2020-11-10 | 上海高诗汽车科技有限公司 | Outer sealing type electric stay bar for steel outer pipe |
| CN112071677A (en) * | 2020-09-07 | 2020-12-11 | 蒋程科 | Equipment host |
| CN212745052U (en) * | 2020-07-27 | 2021-03-19 | 嘉善蓝天机械密封件有限公司 | Mechanical seal with strong corrosion resistance |
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2021
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| CN201416642Y (en) * | 2009-05-19 | 2010-03-03 | 北京国电富通科技发展有限责任公司 | Shaft seal device of high-temperature and pressure resistant star-type feeding machine |
| CN105090521A (en) * | 2011-09-21 | 2015-11-25 | 中国石油化工股份有限公司 | Sealing device for rod piece |
| CN203548903U (en) * | 2013-10-24 | 2014-04-16 | 中国石油化工股份有限公司 | Filter rod sealing structure and synthesis kettle |
| CN203717907U (en) * | 2013-12-20 | 2014-07-16 | 浙江吉利控股集团有限公司 | Inner hole plugging device for leakage testing |
| CN104075010A (en) * | 2014-07-21 | 2014-10-01 | 余姚凯登机电数控有限公司 | Pressure-driven type sealing structure |
| CN106286838A (en) * | 2015-05-26 | 2017-01-04 | 新特能源股份有限公司 | A kind of agitator tank stuffing seal |
| CN104948743A (en) * | 2015-06-16 | 2015-09-30 | 北京交通大学 | Novel multi-stage magnetic liquid sealing device |
| CN206309944U (en) * | 2016-12-31 | 2017-07-07 | 东莞市择优硅胶制品有限公司 | A kind of special-shaped silica gel sealing ring |
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| CN108194640A (en) * | 2018-01-25 | 2018-06-22 | 西安航天源动力工程有限公司 | A kind of dynamic sealing device of high-pressure system |
| CN109442042A (en) * | 2018-10-19 | 2019-03-08 | 杭州加包装技术有限责任公司 | A kind of mechanical part gas sealing structure under the environment for powder |
| CN209333326U (en) * | 2018-12-26 | 2019-09-03 | 宜兴市嘉和环保填料有限公司 | A kind of adjustable strainer head of speed change |
| CN209705277U (en) * | 2019-03-01 | 2019-11-29 | 无锡全世全流体科技有限公司 | A kind of corrosion-resistant gas magnetic fluid seal device |
| CN212745052U (en) * | 2020-07-27 | 2021-03-19 | 嘉善蓝天机械密封件有限公司 | Mechanical seal with strong corrosion resistance |
| CN111911025A (en) * | 2020-08-26 | 2020-11-10 | 上海高诗汽车科技有限公司 | Outer sealing type electric stay bar for steel outer pipe |
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Address after: 750000 first floor, section e, No. 3 plant, phase I, bearing Town, Jinfeng Industrial Park, economic development zone, Yinchuan City, Ningxia Hui Autonomous Region Applicant after: Yigong Robot Yinchuan Co.,Ltd. Address before: 750000 workshop No.7 of small and medium-sized enterprise start-up base, West District, Yinchuan Development Zone, Ningxia Hui Autonomous Region Applicant before: STON ROBOTICS YINCHUAN CO.,LTD. |
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Application publication date: 20211119 |