CN115059824A - Torrent medium seal assembly for stainless steel pipe valve - Google Patents
Torrent medium seal assembly for stainless steel pipe valve Download PDFInfo
- Publication number
- CN115059824A CN115059824A CN202210530897.3A CN202210530897A CN115059824A CN 115059824 A CN115059824 A CN 115059824A CN 202210530897 A CN202210530897 A CN 202210530897A CN 115059824 A CN115059824 A CN 115059824A
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- Prior art keywords
- ring
- connector
- sealing
- stainless steel
- auxiliary
- 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
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 31
- 239000010935 stainless steel Substances 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 69
- 238000001125 extrusion Methods 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
- F16L43/00—Bends; Siphons
- F16L43/02—Bends; Siphons adapted to make use of special securing means
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- 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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
-
- 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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/08—Screw-threaded joints; Forms of screw-threads for such joints with supplementary elements
-
- 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
- F16L43/00—Bends; Siphons
- F16L43/001—Bends; Siphons made of metal
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention relates to the technical field of stainless steel pipe valves, and particularly discloses a rapid flow medium sealing assembly for a stainless steel pipe valve, wherein a sealing auxiliary part comprises a fixing ring, a connecting spring, an outer ring, an extrusion spring and a sealing auxiliary ring; the clamping assembly comprises an external thread fastening ring, a containing groove, a pushing chute, a rotary auxiliary bump, a movable clamping block and a return spring; through the cooperation between the annular seal groove that sets up, movable sealing ring, auxiliary spring and sealed auxiliary member, the chucking subassembly, can guarantee the stability of being connected between nonrust steel pipe valve member and the conveyer pipe, and promote its and connect sealing performance, and then avoid appearing the seepage phenomenon in the in-service use process, satisfy the in-service use requirement, ensure the normal operating of its work.
Description
Technical Field
The invention relates to the technical field of stainless steel pipe valves, in particular to a rapid flow medium sealing assembly for a stainless steel pipe valve.
Background
Valves are mechanical devices that control the flow, direction, pressure, temperature, etc. of a flowing fluid medium; valves are essential components in piping systems.
To the use of small-size valve under the prior art, for example the use of stainless steel pipe valve member, generally set up connecting thread at its both ends, carry out fixed connection through threaded connection and conveyer pipe, it connects that fixed mode is simple, the steadiness is lower, and then has the influence to its connection leakproofness, when inside liquid flow rate is great, can cause the phenomenon of material exosmosis, its connection leakproofness intensity can not satisfy the in-service use demand.
Disclosure of Invention
The invention aims to provide a rapid flow medium sealing assembly for a stainless steel pipe valve, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a rapid flow medium sealing assembly for a stainless steel pipe valve comprises
The stainless steel pipe valve comprises a stainless steel pipe valve body, wherein connecting pipes are symmetrically arranged at two ends of the stainless steel pipe valve body, a connecting head is fixedly arranged at the end part of each connecting pipe, the connecting head is in threaded connection with an internal thread connecting groove, the internal thread connecting groove is formed in the inner side wall of the end part of a conveying pipe, an annular sealing groove is formed in the bottom end of the internal thread connecting groove, a movable sealing ring is movably arranged in the connecting head, one end of the movable sealing ring extends to the outer side of the connecting head, an auxiliary spring is integrally formed at the other end of the movable sealing ring, and the other end of the auxiliary spring is fixedly arranged in the connecting head;
the sealing auxiliary piece comprises a fixing ring, a connecting spring, an outer ring, an extrusion spring and a sealing auxiliary ring;
the clamping assembly comprises an external thread fastening ring, a containing groove, a pushing chute, a rotating auxiliary bump, a movable clamping block and a return spring.
Preferably, the movable sealing ring and the annular sealing groove are arranged at corresponding positions and are arranged in the same number, and the movable sealing ring and the annular sealing groove are connected in a matched clamping manner.
Preferably, the fixed ring is fixed to be set up at the lateral wall of connector one end, and one side integrated into one piece of fixed ring is provided with coupling spring, and coupling spring encircles the avris position that sets up at the connector, and coupling spring's the other end is fixed to be set up on the outer loop, the fixed extrusion spring that is provided with of outer loop inside wall equidistance, the extrusion spring other end is fixed to be set up at sealed auxiliary ring lateral wall, sealed auxiliary ring activity sets up at the connector lateral wall.
Preferably, the sealing auxiliary ring is corresponding to the outer ring in position and has the same number of sets, and the sealing auxiliary ring is in contact with the outer side wall of the connector but is not fixed, and the sealing auxiliary ring is movably sleeved on the connector.
Preferably, external screw thread tighrening ring threaded connection sets up in accomodating the groove, accomodate the groove setting in the connector, and the lateral wall equidistance of external screw thread tighrening ring is provided with and bulldozes the chute, and the one end of external screw thread tighrening ring extends to the connector outside, and the fixed rotating auxiliary lug that is provided with of tip avris equidistance, the activity of activity chucking piece symmetry sets up in the connector, and the one end of activity chucking piece extends to and bulldozes in the chute, and one side integrated into one piece of activity chucking piece is provided with the lug, and the lug activity sets up in the spacing groove, and one side integrated into one piece of lug is provided with reset spring, and the reset spring other end is fixed to be set up in the spacing groove.
Preferably, the movable clamping blocks correspond to the arrangement positions of the pushing chutes and are arranged in the same number of groups.
Preferably, the width of the notch of the push chute is larger than the thickness of the movable clamping block.
Compared with the prior art, the invention has the beneficial effects that:
this technical scheme can't reach the in-service use demand to nonrust steel pipe valve member sealing performance and connection steadiness under the prior art and improve and optimize, promptly through the annular seal groove that sets up, the movable seal ring, auxiliary spring and sealed auxiliary member, the mating reaction between the chucking subassembly, can guarantee the connection steadiness between nonrust steel pipe valve member and the conveyer pipe, and promote its connection sealing performance, and then avoid appearing the seepage phenomenon in the in-service use process, satisfy the in-service use requirement, ensure the normal operating of its work.
Drawings
FIG. 1 is a schematic view showing the structural connection between a stainless steel tube valve and a delivery pipe according to the present invention;
FIG. 2 is an enlarged view of a portion of the structural joint of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the structural connection of the valve member of the present invention;
FIG. 4 is an enlarged view of a portion of the structural joint of FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the structural attachment of the sealing aid of the present invention;
FIG. 6 is a schematic left side view, partially in cross section, showing the internal structure of the connector of the present invention;
FIG. 7 is an enlarged view of a portion of the structural joint of FIG. 6 according to the present invention;
FIG. 8 is a right side view, partially in section, of the internal structural connection of the inventive connector;
fig. 9 is a partially enlarged view of the structural connection in fig. 8 of the present invention.
In the figure: the stainless steel pipe valve piece comprises a stainless steel pipe valve piece main body 1, a connecting pipe 2, a connecting head 3, a conveying pipe 4, an internal thread connecting groove 5, an annular sealing groove 6, a movable sealing ring 7, an auxiliary spring 8, a sealing auxiliary piece 9, a fixing ring 901, a connecting spring 902, an outer ring 903, an extrusion spring 904, a sealing auxiliary ring 905, a clamping assembly 10, an external thread fastening ring 1001, a containing groove 1002, a pushing inclined groove 1003, a rotating auxiliary bump 1004, a movable clamping block 1005 and a return spring 1006.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: the invention relates to a rapid flow medium sealing assembly for a stainless steel pipe valve, which comprises
The stainless steel pipe valve comprises a stainless steel pipe valve body 1, connecting pipes 2 are symmetrically arranged at two ends of the stainless steel pipe valve body 1, a connector 3 is fixedly arranged at the end part of each connecting pipe 2, the connector 3 is in threaded connection with an internal thread connecting groove 5, the internal thread connecting groove 5 is arranged on the inner side wall of the end part of a conveying pipe 4, an annular sealing groove 6 is arranged at the bottom end of the internal thread connecting groove 5, a movable sealing ring 7 is movably arranged in the connector 3, one end of the movable sealing ring 7 extends to the outer side of the connector 3, an auxiliary spring 8 is integrally formed at the other end of the movable sealing ring 7, and the other end of the auxiliary spring 8 is fixedly arranged in the connector 3;
a sealing auxiliary 9, the sealing auxiliary 9 comprising a fixing ring 901, a connecting spring 902, an outer ring 903, an extrusion spring 904, and a sealing auxiliary ring 905;
the clamping assembly 10, the clamping assembly 10 includes an external screw fastening ring 1001, a receiving groove 1002, a push inclined groove 1003, a rotary auxiliary protrusion 1004, a movable clamping block 1005, and a return spring 1006.
The movable sealing ring 7 and the annular sealing groove 6 are arranged at corresponding positions and are same in number, and the movable sealing ring and the annular sealing groove are adaptive to each other and clamped.
The fixing ring 901 is fixedly arranged on the outer side wall of one end of the connector 3, a connecting spring 902 is integrally formed on one side of the fixing ring 901, the connecting spring 902 is arranged at the side position of the connector 3 in a surrounding mode, the other end of the connecting spring 902 is fixedly arranged on an outer ring 903, extrusion springs 904 are fixedly arranged on the inner side wall of the outer ring 903 at equal intervals, the other end of each extrusion spring 904 is fixedly arranged on the outer side wall of a sealing auxiliary ring 905, and the sealing auxiliary ring 905 is movably arranged on the outer side wall of the connector 3; the sealing auxiliary ring 905 is arranged at a position corresponding to the outer ring 903, and has the same number of groups, and the sealing auxiliary ring 905 is in contact with the outer side wall of the connector 3 but is not fixed, and the sealing auxiliary ring 905 is movably sleeved on the connector 3.
Here, the external screw fastening ring 1001 is screwed in the receiving groove 1002, the receiving groove 1002 is arranged in the connector 3, and the outer side wall of the external screw fastening ring 1001 is equidistantly provided with push chutes 1003, one end of the external screw fastening ring 1001 extends to the outside of the connector 3, the side of the end part is equidistantly and fixedly provided with rotating auxiliary lugs 1004, the movable clamping blocks 1005 are symmetrically and movably arranged in the connector 3, and one end of the movable clamping blocks 1005 extends into the push chutes 1003, one side of the movable clamping blocks 1005 is integrally formed with a lug, the lug is movably arranged in the limiting groove, one side of the lug is integrally formed with a return spring 1006, and the other end of the return spring 1006 is fixedly arranged in the limiting groove; the movable clamping blocks 1005 correspond to the arrangement positions of the push chute 1003 and are arranged in the same number; the slot width of the push chute 1003 is greater than the thickness of the movable clamp block 1005.
The technical scheme aims at improving and optimizing that the sealing performance and the connection stability of the stainless steel pipe valve cannot meet the actual use requirement in the prior art, when the stainless steel pipe valve main body 1 is actually installed and used, firstly, the conveying pipe 4 is screwed on the connecting head 3, the movable sealing ring 7 on the connecting head 3 is clamped into the annular sealing groove 6, the auxiliary spring 8 connected with the movable sealing ring 7 is in a compression state, the movable sealing ring 7 is tightly clamped with the annular sealing groove 6 under the resilience action of the auxiliary spring 8, the sealing performance of the connection between the connecting head 3 and the conveying pipe 4 is ensured, in the process of screwing the conveying pipe 4, the outer ring 903 and the sealing auxiliary ring 905 are extruded, the outer ring 903 and the outer ring 903 are connected in the compression state, in addition, the sealing auxiliary ring 905 is in tight contact with the end part of the conveying pipe 4 and the outer side wall of the connecting head 3 under the action of the extrusion spring 904 and the connecting spring 902, the joint 3 and the conveying pipe 4 are sealed at the joint position, and the sealing connection between the joint and the conveying pipe has a good auxiliary effect;
rotate and screw external screw thread tighrening ring 1001 through supplementary lug 1004 of rotating at last for bulldoze the chute 1003 on the external screw thread tighrening ring 1001 and extrude activity chucking piece 1005, the inside wall extrusion chucking of female connection groove 5 on the other end of activity chucking piece 1005 to conveyer pipe 4, this process makes reset spring 1006 be in compression state, can accomplish to the locking connection work of conveyer pipe 4 and connector 3, easy operation, high durability and convenient use, sealed effectual, the steadiness.
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 (7)
1. The utility model provides a stainless steel pipe is torrent medium seal assembly for valve member which characterized in that: comprises that
The stainless steel pipe valve comprises a stainless steel pipe valve body (1), connecting pipes (2) are symmetrically arranged at two ends of the stainless steel pipe valve body (1), a connector (3) is fixedly arranged at the end part of each connecting pipe (2), the connector (3) is in threaded connection with an internal thread connecting groove (5), the internal thread connecting groove (5) is arranged on the inner side wall of the end part of a conveying pipe (4), an annular sealing groove (6) is formed in the middle bottom end of the internal thread connecting groove (5), a movable sealing ring (7) is movably arranged in the connector (3), one end of the movable sealing ring (7) extends to the outer side of the connector (3), an auxiliary spring (8) is integrally formed at the other end of the movable sealing ring (7), and the other end of the auxiliary spring (8) is fixedly arranged in the connector (3);
the sealing auxiliary part (9), the sealing auxiliary part (9) comprises a fixing ring (901), a connecting spring (902), an outer ring (903), an extrusion spring (904) and a sealing auxiliary ring (905);
the clamping assembly (10) comprises an external thread fastening ring (1001), a containing groove (1002), a pushing inclined groove (1003), a rotating auxiliary bump (1004), a movable clamping block (1005) and a return spring (1006).
2. The torrent media seal assembly for the stainless steel tube valve element of claim 1, wherein: the movable sealing ring (7) and the annular sealing groove (6) are arranged at corresponding positions and are the same in number, and the movable sealing ring and the annular sealing groove are connected in a matched and clamped mode.
3. The rapid flow media seal assembly for a stainless steel tube valve member of claim 1, wherein: the fixed lateral wall that sets up in connector (3) one end of solid fixed ring (901), and one side integrated into one piece of solid fixed ring (901) is provided with connecting spring (902), and connecting spring (902) encircle the avris position that sets up in connector (3), and the other end of connecting spring (902) is fixed to be set up on outer ring (903), outer ring (903) inside wall equidistance is fixed and is provided with extrusion spring (904), and extrusion spring (904) other end is fixed to be set up at sealed supplementary ring (905) lateral wall, sealed supplementary ring (905) activity sets up at connector (3) lateral wall.
4. The rapid flow media seal assembly for a stainless steel tube valve member of claim 3, wherein: the sealing auxiliary ring (905) and the outer ring (903) are arranged at the corresponding positions and have the same number of groups, the sealing auxiliary ring (905) is in contact with the outer side wall of the connector (3) but is not fixed, and the sealing auxiliary ring (905) is movably sleeved on the connector (3).
5. The torrent media seal assembly for the stainless steel tube valve element of claim 1, wherein: external screw thread tighrening ring (1001) threaded connection sets up in accomodating groove (1002), accomodate groove (1002) and set up in connector (3), and the lateral wall equidistance of external screw thread tighrening ring (1001) is provided with bulldozes chute (1003), and the one end of external screw thread tighrening ring (1001) extends to the connector (3) outside, and fixed rotating auxiliary lug (1004) that is provided with of tip avris equidistance, activity chucking piece (1005) symmetry activity sets up in connector (3), and the one end of activity chucking piece (1005) extends to bulldozes in chute (1003), and one side integrated into one piece of activity chucking piece (1005) is provided with the lug, and the lug activity sets up in the spacing groove, and one side integrated into one piece of lug is provided with reset spring (1006), and reset spring (1006) other end is fixed to be set up in the spacing groove.
6. The rapid flow media seal assembly for a stainless steel tube valve member of claim 5, wherein: the movable clamping blocks (1005) correspond to the arrangement positions of the push chute (1003) and are arranged in the same number.
7. The torrent media seal assembly for the valve element of the stainless steel tube of claim 5, wherein: the width of the notch of the pushing inclined groove (1003) is larger than the thickness of the movable clamping block (1005).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210530897.3A CN115059824A (en) | 2022-05-16 | 2022-05-16 | Torrent medium seal assembly for stainless steel pipe valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210530897.3A CN115059824A (en) | 2022-05-16 | 2022-05-16 | Torrent medium seal assembly for stainless steel pipe valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115059824A true CN115059824A (en) | 2022-09-16 |
Family
ID=83198648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210530897.3A Pending CN115059824A (en) | 2022-05-16 | 2022-05-16 | Torrent medium seal assembly for stainless steel pipe valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115059824A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB697495A (en) * | 1951-04-30 | 1953-09-23 | James Clarence Hobbs | Improvements in or relating to pipe couplings, joints or similar devices |
| KR20030010129A (en) * | 2001-07-25 | 2003-02-05 | 박실상 | Combining device for pipe connector |
| CN205260937U (en) * | 2015-11-25 | 2016-05-25 | 江苏华太电力仪表有限公司 | Relief valve of high leakproofness ability |
| CN207229845U (en) * | 2017-05-17 | 2018-04-13 | 江苏华太电力仪表有限公司 | T-shaped check-valves |
| CN209977505U (en) * | 2019-03-26 | 2020-01-21 | 江苏盛宏泵阀机械铸造有限公司 | Connecting structure for valve |
| CN211550877U (en) * | 2020-08-20 | 2020-09-22 | 天津润锦油田技术服务有限公司 | Novel anti-permeation high-temperature double-wall corrugated drain pipe |
| CN212058825U (en) * | 2020-05-15 | 2020-12-01 | 中泰科技(黑龙江)有限公司 | Instrument connector with automatic sealing function |
| CN213712212U (en) * | 2020-12-03 | 2021-07-16 | 泰州市旺中旺不锈钢有限公司 | Stainless steel pipe with connector |
| CN215215192U (en) * | 2021-04-30 | 2021-12-17 | 湖北长明机械设备有限公司 | Rotary joint with leakage-proof detection function |
| CN113982349A (en) * | 2021-11-08 | 2022-01-28 | 中建八局第一建设有限公司 | Deep foundation pit special position stiffness structural column and construction method thereof |
| CN114113438A (en) * | 2021-06-07 | 2022-03-01 | 青岛海湾化学有限公司 | Analysis device and analysis method for analyzing content of organic matters in hydrogen chloride |
| CN216395541U (en) * | 2021-11-30 | 2022-04-29 | 溧阳市尼恩过滤设备有限公司 | Carbon steel anti-corrosion filter with quick connector |
-
2022
- 2022-05-16 CN CN202210530897.3A patent/CN115059824A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB697495A (en) * | 1951-04-30 | 1953-09-23 | James Clarence Hobbs | Improvements in or relating to pipe couplings, joints or similar devices |
| KR20030010129A (en) * | 2001-07-25 | 2003-02-05 | 박실상 | Combining device for pipe connector |
| CN205260937U (en) * | 2015-11-25 | 2016-05-25 | 江苏华太电力仪表有限公司 | Relief valve of high leakproofness ability |
| CN207229845U (en) * | 2017-05-17 | 2018-04-13 | 江苏华太电力仪表有限公司 | T-shaped check-valves |
| CN209977505U (en) * | 2019-03-26 | 2020-01-21 | 江苏盛宏泵阀机械铸造有限公司 | Connecting structure for valve |
| CN212058825U (en) * | 2020-05-15 | 2020-12-01 | 中泰科技(黑龙江)有限公司 | Instrument connector with automatic sealing function |
| CN211550877U (en) * | 2020-08-20 | 2020-09-22 | 天津润锦油田技术服务有限公司 | Novel anti-permeation high-temperature double-wall corrugated drain pipe |
| CN213712212U (en) * | 2020-12-03 | 2021-07-16 | 泰州市旺中旺不锈钢有限公司 | Stainless steel pipe with connector |
| CN215215192U (en) * | 2021-04-30 | 2021-12-17 | 湖北长明机械设备有限公司 | Rotary joint with leakage-proof detection function |
| CN114113438A (en) * | 2021-06-07 | 2022-03-01 | 青岛海湾化学有限公司 | Analysis device and analysis method for analyzing content of organic matters in hydrogen chloride |
| CN113982349A (en) * | 2021-11-08 | 2022-01-28 | 中建八局第一建设有限公司 | Deep foundation pit special position stiffness structural column and construction method thereof |
| CN216395541U (en) * | 2021-11-30 | 2022-04-29 | 溧阳市尼恩过滤设备有限公司 | Carbon steel anti-corrosion filter with quick connector |
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Application publication date: 20220916 |