CN106989239B - joint sealing structure - Google Patents
joint sealing structure Download PDFInfo
- Publication number
- CN106989239B CN106989239B CN201610712930.9A CN201610712930A CN106989239B CN 106989239 B CN106989239 B CN 106989239B CN 201610712930 A CN201610712930 A CN 201610712930A CN 106989239 B CN106989239 B CN 106989239B
- Authority
- CN
- China
- Prior art keywords
- groove
- sealing structure
- flow channel
- connecting portion
- joint sealing
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 21
- 230000002093 peripheral effect Effects 0.000 claims abstract 3
- 238000003466 welding Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 229920003023 plastic Polymers 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 238000005219 brazing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 17
- 238000010586 diagram Methods 0.000 description 12
- 239000012530 fluid Substances 0.000 description 7
- 238000003723 Smelting Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints; Joints allowing movement
- F16L27/08—Adjustable joints; Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/087—Joints with radial fluid passages
- F16L27/093—Joints with radial fluid passages of the "banjo" type, i.e. pivoting right-angle couplings
-
- 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
- F16L25/00—Construction or details of pipe joints not provided for in, or of interest apart from, groups F16L13/00 - F16L23/00
- F16L25/10—Sleeveless joints between two pipes, one being introduced into the other
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
本发明涉及一种接头密封结构，包括至少一环体、一第一管体及一第二管体，该第一管体设有一具有至少一沟槽之连接部，该环体套设在相邻该沟槽的连接部周缘上，并该第二管体设有一组接部及一盖合在该连接部上之盖部，该连接部容设在组接部及第二管体内，该盖部具有至少一凸部件嵌设沟槽，并借由该盖部与组接部接触间设有的一连接层连接固定，以有效达到组装简易及低成本之效果者。
The present invention relates to a joint sealing structure, comprising at least one ring body, a first tube body and a second tube body, wherein the first tube body is provided with a connecting portion having at least one groove, the ring body is sleeved on the peripheral edge of the connecting portion adjacent to the groove, and the second tube body is provided with a connecting portion and a cover portion covering the connecting portion, the connecting portion is accommodated in the connecting portion and the second tube body, the cover portion has at least one convex component embedded in the groove, and is connected and fixed by a connecting layer provided between the cover portion and the connecting portion, so as to effectively achieve the effect of simple assembly and low cost.
Description
Technical field
The present invention is about a kind of sealing structure, and espespecially a kind of with reaching, installation is convenient, reduces cost and sealing
Property good effect, and then more effectively reach the sealing structure for being conveniently adjusted the effect of rotation direction.
Background technique
Since pipeline is a fairly common structure in every field, such as: oil pipe, tracheae even water pipe etc. are nonmetallic
Pipe, it is all not all to be detached from pipeline usually for trandfer fluid person.And pipe fitting has to connect by connector in many cases,
For example connection switch, the valve body of various functions, three-way connection, elbow or the simple axial length for mutually fetching extension tube line.
And the connector of general known pipe fitting is usually all the mode by screw lock, makes the connector one end and opposite pipe fitting one
End achieve the purpose that packing leak-stopping, if but in using above can not screw lock packing leak-stopping when, must obtain again by connector and pipe
After part loosens separately, fixed after winding a stopping leak band on one end of the connector, then with opposite pipe fitting one end phase screw lock, so
It makes it easy to cause bad in construction upper quite inconvenience and leakproofness.
In addition, being both non-rotatable state, if user at this time after mutually being locked due to aforementioned connector with pipe fitting
When having the demand that must adjust aforementioned joint body angle direction, just first connector and pipe fitting must be loosened, it just can be to the connector court
Required direction is adjusted, and after waiting the connector adjustment direction complete, then again by the connector one end and pipe fitting one end phase spiral shell
Therefore lock so that next and be unable to reach random adjustment direction in connector and pipe fitting institute, and then also results in that user is inconvenient to be asked
Topic, therefore dealer just develops a kind of rotary joint to solve the above-mentioned problems.
Its one ball bearing of internal installing of known rotary joint, so making the rotary joint one end and opposite pipe
After the phase screw lock of part one end, if user is intended to adjust the angle direction to the rotary joint, directly to the rotary joint
Towards adjustment direction force is intended to, to drive the rotary joint to rotate by the ball bearing, so that reaching random adjustment side
To effect.
Though known rotary joint can solve the problems, such as above-mentioned known, extend another problem, that is, in assembling
When, need to have auxiliary by specific smelting and additional increased ball bearing is attached in the rotary joint, so that resulting in
Group loads onto difficulty, and then overall cost also opposite raising.
It is described above it is known have the shortcomings that it is following:
1. cost improves；
2. leakproofness is bad；
3. auxiliary need to be had by specific smelting by loading onto group, so that causing assembling difficult.
So how to solve the problems, such as it is above-mentioned commonly using with missing, as applicant be engaged in the relevant manufactures of the industry
Where the direction for needing research improvement.
Summary of the invention
Therefore, above-mentioned effectively to solve the problems, such as, the main purpose of the present invention a kind of there is group to load onto more simply providing
And reduce the sealing structure of cost.
Another object of the present invention, which provides one kind, has leakproofness good and the sealing structure of good appearance.
Another object of the present invention provide it is a kind of have can the convenient connector that direction is adjusted the angle to first tube body it is close
Seal structure.
The present invention provides a kind of sealing structure, comprising: an at least ring body；One first tube body is equipped with an interconnecting piece
And a first runner, the interconnecting piece are set to one end of first tube body, have an at least groove, the groove is along interconnecting piece week
Emargination sets composition, and the ring body is set on the interconnecting piece periphery of the adjacent groove；And at least one second tube body, it is equipped with one group
Socket part, a cover and a second flow channel, the group connecting part protrude outward composition from one end of second tube body, have a connection should
The groove of second flow channel, the interconnecting piece are installed in the groove and second flow channel, and the cover lid closes on the opposite interconnecting piece,
It has an at least male part, which is embedded the opposite groove, which is equipped with an articulamentum between contacting with group connecting part, should
Articulamentum connects the cover and adjacent group connecting part.
Preferably, which is equipped with a platform, the platform be located at the second flow channel inner wall with it is adjacent this
Between one end of two tube bodies, and one end of the platform and the opposite interconnecting piece mutually reclines, and the second flow channel is connected to the first runner.
Preferably, which is equipped with a first groove, a second groove and a third groove, first, second and third ditch
Slot is sequentially from the periphery of the adjacent interconnecting piece one end towards the recessed composition of another extreme direction of the interconnecting piece.
Preferably, the ring bodies such as this are equipped with one first ring body and one second ring body, which is respectively sleeved at pair
Should be in first groove and second groove, and the first and second ring body being arranged on the interconnecting piece is installed in the second flow channel.
Preferably, which has a holding tank, and the holding tank is recessed with respect on the side of the group connecting part from the cover
It constitutes, and the male part protrudes outward composition from the holding tank inner wall, and is mutually embedded with the corresponding third groove.
Preferably, recessed be formed on the interconnecting piece periphery of first, second and third groove is arranged or differs in equidistant interval
It is arranged away from interval.
Preferably, which is constituted with rubber material, and it is selected as a wear-resisting scraper ring or a wear-resisting waterproof washer.
Preferably, which is integrally formed out the interconnecting piece, and the overall appearance of first tube body is in L
Shape, the overall appearance of second tube body are then in square shape.
Preferably, which connects the cover and adjacent group connecting part with ultrasonic welding, laser welding, hot sound wave
Welding, hot press, gluing, hard solder, soft soldering, friction welding and microwelding are any.
Preferably, which is made of a metal material or a plastic material is constituted.
The design of this structure through the invention obtains and effectively reaches group and load onto effect that is simpler and reducing cost, in turn
More effectively with effect person aesthetic in appearance and that leakproofness is good.
Detailed description of the invention
Fig. 1 is the exploded perspective schematic diagram of the first preferred embodiment of the present invention；
Fig. 2 is the combination stereoscopic schematic diagram of the first and second preferred embodiment of the present invention；
Fig. 3 is perspective cross section schematic diagram shown in Fig. 2 in the first preferred embodiment of the present invention；
Fig. 4 is the state sample implementation perspective cross section schematic diagram of the first preferred embodiment of the present invention；
Fig. 5 is another state sample implementation perspective cross section schematic diagram of the first preferred embodiment of the present invention；
Fig. 6 is the exploded perspective schematic diagram of the second preferred embodiment of the present invention；
Fig. 7 is perspective cross section schematic diagram shown in Fig. 2 in the second preferred embodiment of the present invention；
Fig. 8 is the state sample implementation perspective cross section schematic diagram of the second preferred embodiment of the present invention；
Fig. 9 is another state sample implementation perspective cross section schematic diagram of the second preferred embodiment of the present invention.
Embodiment
The above-mentioned purpose and its structure of the present invention and characteristic functionally, will give according to the preferred embodiment of institute's accompanying drawings
Explanation.
The present invention provides a kind of sealing structure, please refers to Fig. 1-3, for show the present invention the first preferred embodiment it
Stereoscopic schematic diagram；The sealing structure 1 includes an at least ring body 10, one first tube body 13 and one second tube body 15, wherein before
It states ring body 10 to be constituted with rubber material, and is explained in the preferable implementation with wear-resisting scraper ring, however, it is not limited to this, also optional
It is selected as a wear-resisting waterproof washer or other leak-proof gaskets.
It explains, but does not regard it as in addition, aforementioned first tube body 13 is constituted in the preferable implementation with a plastic material
Limit, can be also made of a metal material.First tube body 13 is equipped with an interconnecting piece 131 and a first runner 138, this is first-class
Road 138 is to for trandfer fluid (such as water, cooling water or other heat dissipating fluids), which is set to first tube body 13
One end, that is, described first tube body, 13 one end is integrally formed out the interconnecting piece 131.Wherein first tube body 13 and connection thereon
Portion 131 is mutually perpendicular to, with common L-shape, in short, be exactly aforementioned first tube body 13 overall appearance it is L-shape.
Furthermore aforementioned interconnecting piece 131 has an at least groove 133, and the groove 133 is along the recessed structure of 131 periphery of interconnecting piece
At, and the ring body 10 is set on 131 periphery of interconnecting piece of the adjacent groove 133, to prevent fluid from leaking outside or penetrate into,
And then the effect of additionally providing preferable leakproofness.
Continue refering to shown in Fig. 2,3, aforementioned second tube body 15 and the first tube body 13 are identical to the preferable implementation with a plastics material
Matter, which is constituted, to be explained, and however, it is not limited to this, can be also made of a metal material；And when actual implementation of the present invention, the
One, two tube bodies 13,15 may be selected to be different material and be constituted, be exactly if the first tube body 13 is plastic material composition, second pipe
Body 15 is metal material composition, closes elder generation Chen Ming.Wherein the overall appearance of second tube body 15 is in square shape.
In addition, second tube body 15 is equipped with a group connecting part 151, a cover 153 and a second flow channel 155, the second flow channel
155 it is identical as first runner 138 contribute to trandfer fluid, and its inner wall is equipped with a platform 1551, which is located at should
Between 155 inner wall of second flow channel and adjacent second tube body, 15 one end；One end convex of the group connecting part 151 from second tube body 15
Composition is stretched, there is a groove 1511, the groove 1511 is recessed on 151 side of group connecting part, and is connected to opposite second
Road 155.
Furthermore aforementioned interconnecting piece 131 is installed in the groove 1511 and second flow channel 155, that is, 131 one end of interconnecting piece
Position (i.e. the leading portion of interconnecting piece 131) between adjacent trenches 133, and the ring body 10 being sheathed on interconnecting piece 131 are held jointly
Be located in second flow channel 155, and one end of the interconnecting piece 131 reclines with opposite 1551 phase of platform, enable first tube body 13 it
First runner 138 in interconnecting piece 131 is connected to the second flow channel 155, and the groove 1511 is then installed with the opposite interconnecting piece 131
Position (i.e. pars infrasegmentalis position among interconnecting piece 131).
It please refers to shown in Fig. 1,2,3, the aforementioned lid of cover 153 closes on the opposite interconnecting piece 131, and one end is sticked relatively
One end of the group connecting part 151.And the cover 153 has an at least male part 1531 and a holding tank 1533, the holding tank 1533
Recessed composition on side from the cover 153 with respect to the group connecting part 151, to be installed with another portion of the opposite interconnecting piece 131
Position (i.e. the middle section upper bit of interconnecting piece 131).
The another aforementioned male part 1531 of person protrudes outward composition from 1533 inner wall of holding tank, and with opposite former trenches 133
It is mutually embedded, to prevent the interconnecting piece 131 of first tube body 13 in loosening separation in second flow channel 155.
Furthermore aforementioned cover 153 is equipped with an articulamentum 16 between contacting with adjacent group connecting part 151, the articulamentum 16 connection should
Cover 153 and adjacent group connecting part 151, and in the articulamentum of the preferable implementation 16 by 153 a side of cover and adjacent group
151 a side of socket part is explained with what ultrasonic welding manner was formed, and however, it is not limited to this, also may be selected to be laser welding,
Hot sound wave welding, hot press, gluing, hard solder, soft soldering, friction welding and microwelding are any.
So when the assembling of aforementioned first and second tube body 13,15, before the ring body 10 is first set in the interconnecting piece 131
Duan Shang, and to the interconnecting piece of first tube body 13 131 towards 155 direction of groove 1511 and second flow channel of corresponding second tube body 15
Force, penetrates the interconnecting piece 131 sequentially in the groove 1511 to second flow channel 155, until 131 one end of interconnecting piece reclines
Relative to the platform 1551 in the second flow channel 155, the leading portion of the interconnecting piece 131 and its upper ring body 10 are installed in second at this time
Pars infrasegmentalis position is installed in groove 1511 in road 155 and among the interconnecting piece 131, then closes the cover 153 lid opposite
On the interconnecting piece 131, the holding tank 1533 is made to be installed with the middle section upper bit of the interconnecting piece 131, and then enables the male part 1531 embedding
If entering in the groove 133, continues between the cover 153 is contacted with adjacent group connecting part 151 and penetrate ultrasonic welding manner shape
At the articulamentum 16, the cover 153 to be connected as one with group connecting part 151 by the articulamentum 16, and make this first and second
Tube body 13,15 combines so that effectively reach group load onto it is simple, reduce that cost, leakproofness be good and the effect of good appearance.
Therefore can be obviously improved known load onto group need to have auxiliary by additional increased ball bearing installing, so that causing by specific smelting
Group loads onto not simple, cost raising, the problem that leakproofness is bad and good appearance is bad.
If be intended to adjust the angle direction to first tube body 13 at this time, directly to first tube body 13 towards side to be adjusted the angle
To force, for example, shown in Fig. 4 by the first tube body 13 be adjusted to 90 degree direction or Fig. 5 shown in the first tube body 13 is adjusted to
The direction of 180 degree, and while to exerting a force on first tube body 13, the male part 1531 of the cover 153 can be along the groove 133
Sliding and the interconnecting piece 131 and its upper ring body 10 also can in the second flow channel 155 as first tube body 13 rotates,
And reach adjustment 13 direction of the first tube body, therefore, so that effectively reaching the effect person that can be conveniently adjusted rotation direction according to demand.
Therefore the interconnecting piece 131 of the first tube body 13 through the invention and ring body 10 thereon are installed in second tube body 15
In second flow channel 155, and connect the cover 153 and group connecting part 151 by articulamentum 16 and be integrated, make first and second tube body 13,
15 combine design together, obtain and effectively reach group and load onto effect that is simpler and reducing cost, and then more effectively with outer
The effect person that type is beautiful and leakproofness is good.
It please refers to shown in Fig. 6-9, shows the stereoscopic schematic diagram of the second preferred embodiment of the present invention, and be aided with refering to the 2nd
Diagram；The structure of the preferred embodiment and link are closed and its effect is substantially identical as aforementioned first preferred embodiment, therefore is not weighing
It newly repeats, which will mainly have 1 groove and 1 on the interconnecting piece 131 of aforementioned first preferred embodiment
Ring body changes and is designed to share 3 grooves and 2 ring bodies explain, and however, it is not limited to this；In when it is implemented, it is recessed in
1531 quantity of male part of the corresponding ring body of groove number number matching and cover 153 on the interconnecting piece 131, such as in cover
There are 2 male parts 1531 in 153 holding tank 1533, the ring body there are 2, and matching groove number is 4 grooves, according to this
Analogize.
Another person's plural number groove is equipped with a first groove 134, a second groove 135 and a third groove 136, this first and second,
Three grooves 134,135,136 are sequentially recessed from another extreme direction of the periphery towards the interconnecting piece 131 of adjacent 131 one end of interconnecting piece
It constitutes, and wherein the third groove 136 is embedded with 1531 phase of male part of corresponding aforementioned cover 153.
And 131 periphery of interconnecting piece is formed in the first, second and third groove 134,135,136 of the preferred embodiment is recessed
It is upper to be arranged in equidistant interval, but do not regard it as and be limited, it can also be arranged for Unequal distance interval.
Furthermore the ring bodies such as this are equipped with one first ring body 11 and one second ring body 12, which has anti-
The effect of fluid stopping is leaked or is penetrated into vitro, and then the effect of preferable leakproofness can also be provided；And first and second ring body 11,12 is distinguished
It is set in the corresponding first groove 134 and second groove 135, so when the first and second tube body 13,15 combines together, it should
The first and second ring body 11,12 being arranged on interconnecting piece 131 can be installed in aforementioned second flow channel 155, by first and second ring
The characteristic of body 11,12 itself, which reaches bilayer, prevents the effect of fluid leakage or infiltration, and then more effectively reaches excellent leakproofness
Effect person.
The above, the present invention have the advantages that following compared to known techniques:
1. group loading onto simple；
2. saving cost；
3. with the good effect of good appearance and leakproofness.
Only as described above, the only preferably feasible embodiment of the present invention, such as using the above-mentioned method of the present invention,
Shape, construction, device change for it, should all be contained in the interest field of this case.
Claims (10)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610041137 | 2016-01-21 | ||
| CN2016100411370 | 2016-01-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106989239A CN106989239A (en) | 2017-07-28 |
| CN106989239B true CN106989239B (en) | 2019-04-05 |
Family
ID=59414108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610712930.9A Active CN106989239B (en) | 2016-01-21 | 2016-08-24 | joint sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106989239B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1485826A (en) * | 1973-08-20 | 1977-09-14 | Legris France Sa | Banjo type pipe unions |
| DE4440682A1 (en) * | 1994-11-15 | 1996-06-13 | Parker Hannifin Gmbh | Sealing ring for high pressure, direction-adjustable screw connections |
| CN201772170U (en) * | 2010-09-14 | 2011-03-23 | 冯波 | L-shaped rotating quick connector |
| CN202149267U (en) * | 2011-05-04 | 2012-02-22 | 吴丰宇 | Faucet body structure |
| CN202691372U (en) * | 2012-05-30 | 2013-01-23 | 浙江金刚汽车有限公司 | Interface structure of dual-seal pipe for automobile air conditioner |
| CN206018089U (en) * | 2016-01-21 | 2017-03-15 | 奇鋐科技股份有限公司 | Joint sealing structure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4061423B2 (en) * | 1998-12-11 | 2008-03-19 | 株式会社ケーヒン | L-shaped joint of vaporizer |
| JP2001304472A (en) * | 2000-04-18 | 2001-10-31 | Osaka Gas Co Ltd | Connector of fluid piping |
-
2016
- 2016-08-24 CN CN201610712930.9A patent/CN106989239B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1485826A (en) * | 1973-08-20 | 1977-09-14 | Legris France Sa | Banjo type pipe unions |
| DE4440682A1 (en) * | 1994-11-15 | 1996-06-13 | Parker Hannifin Gmbh | Sealing ring for high pressure, direction-adjustable screw connections |
| CN201772170U (en) * | 2010-09-14 | 2011-03-23 | 冯波 | L-shaped rotating quick connector |
| CN202149267U (en) * | 2011-05-04 | 2012-02-22 | 吴丰宇 | Faucet body structure |
| CN202691372U (en) * | 2012-05-30 | 2013-01-23 | 浙江金刚汽车有限公司 | Interface structure of dual-seal pipe for automobile air conditioner |
| CN206018089U (en) * | 2016-01-21 | 2017-03-15 | 奇鋐科技股份有限公司 | Joint sealing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106989239A (en) | 2017-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2008039456A3 (en) | Adjustable fluid coupling assembly | |
| US20220196166A1 (en) | L-ball union drain valve | |
| CN116134260A (en) | Hygienic interfaces and their applications, building block kits for their manufacture, sanitary fittings | |
| JP2017061963A (en) | Flow passage selector valve | |
| EP0241624B1 (en) | Swivelling disconnecting couplings | |
| CN106989239B (en) | joint sealing structure | |
| JP2009008125A5 (en) | ||
| CN206018089U (en) | Joint sealing structure | |
| CN107559445A (en) | For sealing the valve rod conjoined structure and sealing water valve of water valve | |
| JP2010540847A (en) | Rotatable fittings | |
| TWM523038U (en) | Seal structure for connector | |
| KR200300326Y1 (en) | Rotation Hose | |
| CN201554889U (en) | High-performance fire-resistant steel lining plug valve | |
| JP2017082995A (en) | Pipe fitting | |
| TWI379494B (en) | Preventive oil leakage structure for an axial tube of a motor | |
| CN205877507U (en) | Pipe connector structure | |
| CN207906667U (en) | A kind of improved faucet connector | |
| CN112050002A (en) | A pipe socket structure | |
| KR20090007037U (en) | Water cock with easy hose joints | |
| CN214534464U (en) | A double-layer self-locking structure of tetrafluoroethylene sealing ring | |
| CN212226358U (en) | Aluminum lightweight pipeline elbow | |
| JP3133055U (en) | Fitting pipe | |
| CN201513640U (en) | Anti-seepage adapter of steel pipe | |
| CN216520075U (en) | Underground pipeline connecting mechanism | |
| JP5684062B2 (en) | Branch pipe connection structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |