CN208169781U - Pipe fitting and assembling pipe joint - Google Patents
Pipe fitting and assembling pipe joint Download PDFInfo
- Publication number
- CN208169781U CN208169781U CN201820544537.8U CN201820544537U CN208169781U CN 208169781 U CN208169781 U CN 208169781U CN 201820544537 U CN201820544537 U CN 201820544537U CN 208169781 U CN208169781 U CN 208169781U
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- joint body
- pipe
- locking
- end cap
- pipeline
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Abstract
The utility model discloses a kind of pipe fitting and assembling pipe joints,The pipe fitting includes joint body and locking end cap,Locking end cap is connected with joint body,It further include the acting pipe locking part being placed in joint body and locking end cap,Acting pipe locking part is tubular,At least two expansion joints axially extended are offered on its wall surface,One end of acting pipe locking part is split up into multiple claws by expansion joint,One end that locking end cap is connected with joint body is equipped with inner conical surface,Locking end cap entangles one end that acting pipe locking part has claw with the end of inner conical surface,Joint body entangles the other end of acting pipe locking part,And the stage portion for keeping out acting pipe locking part is equipped in joint body,One end of pipeline is passed through into locking end cap and is communicated to joint body,Pipeline covers in claw,By the way that joint body and locking end cap are linked together,So that claw holds pipeline tightly,Convenient for quickly stainless steel pipes are linked together,It can be realized the quick connection between stainless steel pipes.
Description
Technical field
The utility model relates to pipe fitting technical fields, and in particular to a kind of pipe fitting and assembling pipe joint.
Background technique
Currently, with the progress of production technology and the reduction of production cost, stainless steel waterpipe has obtained in water engineering
To extensive use.Stainless steel waterpipe is best direct drinking water conveying pipe, and water leakage ratio is very low, can save valuable water
Resources characteristic, water pipe water leakage ratio when last century the eighties is 17% or so, and water leakage ratio drops to 7% after using stainless steel waterpipe instead；
Stainless steel material is the healthy material that can be implanted into human body, so selecting stainless steel pipes is most favorably to be good for for water supplying pipe
Health, water test is impregnated, indices meet the related drinking water standard of country and require, stainless steel pipes inner wall smooth, for a long time
Using will not incrustation, be not easy by bacterium pickup, without worrying that water quality is impacted, can more prevent the secondary pollution of water；Stainless steel watch
The thin and compact chromium-rich oxidation film in face, so that stainless steel waterpipe is in all water quality including soft water all with good resistance to
Corrosivity, even if it is buried using have excellent corrosion resistance, on the spot corrosion test statistics indicate that, the service life of stainless steel waterpipe
Up to 100 years, maintenance is hardly needed in life cycle, avoids the expense and trouble of piping foundation, and comprehensive use cost is low.
Although stainless steel waterpipe has many advantages, the connection between stainless steel waterpipe is comparatively laborious, is primarily present
Following problem：First is that can not achieve quick connection, the connection between stainless steel pipes cannot the welding as plastic conduit,
When being laid with pipeline, cause construction speed slower；Second is that being not easy to repair, many stainless steel waterpipes are directly fastenedly connected
On connector, disassembly not can be carried out, cause later period maintenance inconvenient；Third is that the use cost of jointing is high, many jointings
There is its dedicated installation tool, needs to buy specific purpose tool when being laid with stainless steel waterpipe, construction cost is brought to rise.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of pipe fitting and assembling pipe joints, to solve the prior art
The technical issues of middle stainless steel pipes connection is inconvenient, can not achieve quick connection.
In order to solve the above technical problems, the one side of the utility model is：
There is provided a kind of pipe fitting, at least one end includes joint body and locking end cap, the locking end cap and the connector
Ontology is connected, which is characterized in that and it further include the acting pipe locking part being placed in the joint body and locking end cap,
The acting pipe locking part is tubular, offers at least two expansion joints axially extended on wall surface, described to stretch
One end of the acting pipe locking part is split up at least two claws by contracting seam,
One end that the locking end cap is connected with the joint body is equipped with inner conical surface, and the locking end cap has inner cone
One end that acting pipe locking part has claw is stated in the end sleeve residence in face, and the joint body entangles the another of the acting pipe locking part
End, and the stage portion for keeping out the acting pipe locking part is equipped in the joint body, so that the locking end cap and the connector
When ontology links together, the end of the claw of the acting pipe locking part, which is supported, only contacts the inner conical surface, and the claw is forced to be received
Contracting.
Preferably, the claw end is equipped with radially inwardly extending protrusion.
Preferably, the first sealing ring positioned at the stage portion is equipped in the joint body,
And/or the second sealing ring is equipped in the joint body, and be equipped in the joint body for accommodating described the
The inner groovy of two sealing rings, second sealing ring are located in the inner groovy.
Preferably, the rear end of the locking end cap is outer-hexagonal end.
Preferably, the expansion joint is uniformly distributed circumferentially on the wall surface of the acting pipe locking part.
Preferably, the locking end cap and the joint body are threadedly coupled, wherein the joint body is equipped with outer spiral shell
Line, the locking end are covered with corresponding internal screw thread, and the external screw thread and internal screw thread are sealing pipe screw thread.
Preferably, the first sealing ring positioned at the stage portion is equipped in the joint body, and be equipped with by washer with
The second sealing ring that first sealing ring stacks together.
The another aspect of the utility model is：
There is provided a kind of assembling pipe joint comprising any pipe fitting above-mentioned further includes for being connected to the pipe fitting
In pipeline, one end of the pipeline passes through the locking end cap and is communicated to the joint body, and the pipeline is covered in the card
In pawl, the claw holds the pipeline tightly.
Preferably, the outside wall surface of one end of the pipeline is equipped with annular groove.
Preferably, the joint body, locking end cap and pipeline are made of stainless steel material.
Compared with prior art, the advantageous effects of the utility model are：
1. can be realized the quick connection between stainless steel pipes, which includes joint body and locking end cap and pipe
Road locking member, one end of acting pipe locking part are split up into multiple claws, by the way that joint body and locking end cap link together, make
It obtains claw to hold pipeline tightly, realizes the connection of stainless steel pipes, each component of the pipe fitting is easy assembly, convenient for quickly by stainless steel
Pipeline links together.
2. being convenient for later period maintenance, it is connected through a screw thread between the joint body and locking end cap of the pipe fitting, convenient disassembly, after
Phase is easy to maintenance.
3. reducing construction cost, the one end for locking end cap is set as outer-hexagonal end, dress can be realized using general utility wrench
Match and dismantle, is not required to buying specific purpose tool.
4. connection fastening, is equipped with annular groove in the outside wall surface of one end of pipeline, claw end is equipped with radially inward
The protrusion of extension, protrusion can cooperate with annular groove, will not fall off pipeline.
Detailed description of the invention
The structural schematic diagram of each component in the assembling pipe joint that Fig. 1 provides for the utility model embodiment 1；
The lateral plan of acting pipe locking part in the assembling pipe joint that Fig. 2 provides for the utility model embodiment 1；
The lateral plan of end cap is locked in the assembling pipe joint reality that Fig. 3 provides for the utility model embodiment 1；
Fig. 4 is the cross-sectional view for the assembling pipe joint center tap ontology that the utility model embodiment 2 provides；
It is locked in the assembling pipe joint that Fig. 5 provides for the utility model embodiment 3 and is placed in two seals in end cap
Structural schematic diagram；
Fig. 6 is that the assembling pipe joint center tap ontology that the utility model embodiment 4 provides and the connection of locking end cap are shown
It is intended to；
Fig. 7 is the structural schematic diagram of each component for the pipe fitting that the utility model embodiment 5 provides.
Each label is illustrated as in attached drawing：Joint body 11, stage portion 111, external screw thread 112, locking end cap 12, internal screw thread
121, inner conical surface 122, outer-hexagonal end 123, pipeline 13, annular groove 131, acting pipe locking part 14, expansion joint 141, claw
142, raised 143, first sealing ring 151, joint body 21, the first sealing ring 251, the second sealing ring 252, washer 253, connector
Ontology 61, right first sealing ring 621, left first sealing ring 622, right pipeline locking member 631, left pipeline locking member 632, right locking
End cap 641,
Left locking end cap 642.
Specific embodiment
Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses
It is described in detail the utility model, does not limit the scope of the utility model in any way.
Program that is involved or relying on is the conventional program or simple program of the art, ability in following embodiment
Field technique personnel can make conventional selection or are adaptively adjusted according to concrete application scene, related unit module and each
Components are then unless otherwise instructed conventional commercial product.
Embodiment 1
Also referring to Fig. 1 to Fig. 3.
As shown in Figure 1, one end of assembling pipe joint provided by the embodiment of the utility model includes joint body 11, locking
End cap 12 and pipeline 13, the other end are same joint body, locking end cap and pipeline, joint body 11, locking end cap 12
It is made with pipeline 13 of stainless steel material, by the cross-sectional view of each component it is found that joint body 11 has inner hole, one end is used for
Connecting pipe 13, the other end is for connecting another root canal road, and one end of pipeline 13 is by being communicated to connector across locking end cap 12
Ontology 11 is additionally provided with merging joint body 11 and locks the acting pipe locking part 14 in end cap 12, in locking end cap 12 and connector sheet
Body 11 is closely coupled connect after, acting pipe locking part 14 holds one end of pipeline 13 tightly, prevents pipeline 13 from falling off, and acting pipe locking part 14
It is fixed in joint body 11 and locking end cap 12, so that the end of pipeline 13 is connected to and will not fall off with joint body 11.?
In other embodiments, the material of joint body, locking end cap and pipeline is also possible to copper, plastics or aluminium alloy.
Acting pipe locking part 14 is tubular, offers at least two expansion joints 141 axially extended, expansion joint on wall surface
One end of acting pipe locking part 14 is split up into multiple claws 142 by 141, due to offering expansion joint 141 on barrel, so when pair
When claw 142 applies pressure radially inward, 141 constriction of expansion joint, the end of claw 142 is moved radially inwardly, pipeline
There is locking member 14 one end internal diameter of claw 142 to reduce, and expansion joint 141 is circumferentially uniformly divided on the wall surface of acting pipe locking part 14
Cloth further makes claw 142 apply uniform pressure to the outside wall surface of pipeline 13 so that the specification of each claw 142 is identical.
It is equipped with inner conical surface 122 in one end that locking end cap 12 is connected with joint body 11, locking end cap 12 has inner cone
One end that acting pipe locking part 14 has claw 142 is entangled in the end in face 122, and joint body 11 entangles the another of acting pipe locking part 14
End, and be equipped in joint body 11 and keep out the stage portion 111 of acting pipe locking part 14,13 sets of pipeline in multiple claws 142 so that
When locking end cap 12 and joint body 11 link together, only contact locking end is supported in the end of the claw 142 of acting pipe locking part 14
Acting pipe locking part 14 there is one end of claw 142 to be set as male cone (strobilus masculinus), is conducive to inner conical surface 122 in this way by the inner conical surface 122 of lid 12
Meeting applies inward radial force to the end of claw 142, forces claw 142 to shrink and holds pipeline 13 tightly.
Further, it is equipped with the first sealing ring 151 in the inside of joint body 11, the first sealing ring 151 is located at stage portion
111, pipeline 13 matches with the first sealing ring 151, and pipeline 13 passes through the first sealing ring 151 to seal, in the present embodiment
Stage portion 111 be the conical surface, the left end of the first sealing ring 151 is corresponding conical surface shape, and acting pipe locking part 14 is close by first
Seal 151 is kept out in stage portion 111.
It locks end cap 12 and joint body 11 is threadedly coupled, the rear end of locking end cap 12 is outer-hexagonal end 123, in order to
Locking end cap 12 is unscrewed with spanner, wherein joint body 11 is equipped with external screw thread 112, and locking end cap 12 is equipped with corresponding internal screw thread
121, the external screw thread 112 and internal screw thread 121 are sealing pipe screw thread, lock end cap 12 when being gradually screwed into joint body 11,
14 rear end of acting pipe locking part is kept out on the first sealing ring 151, and front end is kept out on the inner conical surface 122 of locking end cap 12, pipeline
The claw 142 of locking member 14, which is shunk, holds pipeline 13 tightly.
Here, the outer diameter of acting pipe locking part 14 than lock 12 left end of end cap internal diameter it is smaller so that acting pipe locking part 14 with
12 left end clearance fit of end cap is locked,
The internal diameter for locking 12 right end of end cap is identical slightly larger than the outer diameter of pipeline 13, makes between pipeline 13 and locking 12 right end of end cap
The internal diameter of gap cooperation, acting pipe locking part 14 is slightly larger than 13 outer diameter of pipeline, makes pipeline 13 and 14 clearance fit of acting pipe locking part, connector
The internal diameter of 11 left end of ontology is slightly larger than the outer diameter of pipeline 13, makes the left end clearance fit of pipeline 13 Yu joint body 11.
Further, the outside wall surface that pipeline 13 is used to penetrate one end of locking end cap 12 is equipped with annular groove 131, works as pipe
When the claw 142 of road locking member 14 is shunk radially inward, the end of claw 142 is fallen into annular groove 131, makes pipeline 13 more
Add not easily to fall off.
It can also be equipped with radially inwardly extending protrusion 143 in 142 end of claw, the protrusion 143 on multiple claws 142
The annular protrusion to match with the annular groove 131 of pipeline 13 is formed, for holding pipeline 13 tightly.
The mode that pipeline 13 is held tightly is attached pipeline by using acting pipe locking part 14, can be realized the fast of pipeline
Speed connection, keeps the connection of stainless steel pipes more convenient, facilitates the laying of pipeline.
Embodiment 2
Please refer to Fig. 4.
Difference from example 1 is that being additionally provided with second in the joint body 21 of the present embodiment assembling pipe joint
Sealing ring 252, and the inner groovy for accommodating the second sealing ring 252 is equipped in joint body 21, the second sealing ring 252 is located at interior
In groove, the second sealing ring 252 matches with pipeline, by covering pipeline in the second sealing ring, plays further sealing
Effect.
Embodiment 3
Please refer to Fig. 5.
Difference from example 1 is that being additionally provided with second in the joint body 21 of the present embodiment assembling pipe joint
Sealing ring 252, the second sealing ring 252 are stacked together by washer 253 with the first sealing ring 251, the second sealing ring 252 and pipe
Road matches, and by the way that pipeline to be sequentially sleeved in 252 in the first sealing ring 251 and the second sealing ring, can play good close
Envelope effect.
Embodiment 4
Please refer to Fig. 6.
Difference from example 1 is that the locking end cap 32 and joint body 31 of the present embodiment assembling pipe joint
It is connected by ring flange 36, ring flange 36 is respectively equipped in the left end of locking end cap 32 and the right end of joint body 31, by two
Ring flange is bolted together, and this connection type is suitable for the connection of large-diameter pipeline.
Embodiment 5
Please refer to Fig. 7.
As shown in fig. 7, pipe fitting provided by the embodiment of the utility model is bilateral symmetry comprising joint body 61,
Right locking end cap 641, right pipeline locking member 631 and right first sealing ring 621, right pipeline locking member 631 are placed in joint body 61
The right and right pipeline locking member 631 in, right locking end cap 641 is connected with the right end of joint body 61；It further include left locking
End cap 642, left pipeline locking member 632 and left first sealing ring 622, left pipeline locking member 632 are placed in the left side of joint body 61
In left pipeline locking member 632, left locking end cap 642 is connected with the left end of joint body 61.Pipe fitting provided in this embodiment
Both ends may be incorporated for connecting pipe.
The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field
Art personnel, can also be to each specific in above-described embodiment it is understood that without departing from the purpose of the present invention
Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein
It states.
Claims (10)
1. a kind of pipe fitting, at least one end include joint body and locking end cap, the locking end cap and the joint body phase
Connection, which is characterized in that it further include the acting pipe locking part being placed in the joint body and locking end cap,
The acting pipe locking part is tubular, offers at least two expansion joints axially extended, the expansion joint on wall surface
One end of the acting pipe locking part is split up at least two claws,
One end that the locking end cap is connected with the joint body is equipped with inner conical surface, and the locking end cap has inner conical surface
End is set in one end that the acting pipe locking part has claw, and the joint body is set in the another of the acting pipe locking part
End, and the stage portion for keeping out the acting pipe locking part is equipped in the joint body, so that the locking end cap and the connector
When ontology links together, the end of the claw of the acting pipe locking part, which is supported, only contacts the inner conical surface, and the claw is forced to be received
Contracting.
2. pipe fitting according to claim 1, which is characterized in that the claw end is equipped with radially inwardly extending convex
It rises.
3. pipe fitting according to claim 1, which is characterized in that be equipped with the positioned at the stage portion in the joint body
One sealing ring,
And/or the second sealing ring is equipped in the joint body, and be equipped in the joint body close for accommodating described second
The inner groovy of seal, second sealing ring are located in the inner groovy.
4. pipe fitting according to claim 1, which is characterized in that the rear end of the locking end cap is outer-hexagonal end.
5. pipe fitting according to claim 1, which is characterized in that expansion joint edge on the wall surface of the acting pipe locking part
Circumferentially it is uniformly distributed.
6. pipe fitting according to claim 1, which is characterized in that the locking end cap and the joint body are threadedly coupled,
Wherein, the joint body is equipped with external screw thread, and the locking end is covered with corresponding internal screw thread, and the external screw thread and internal screw thread are equal
To seal pipe screw thread.
7. pipe fitting according to claim 1, which is characterized in that be equipped with the positioned at the stage portion in the joint body
One sealing ring, and it is equipped with the second sealing ring to stack together by washer and first sealing ring.
8. a kind of assembling pipe joint, which is characterized in that further include using including pipe fitting of any of claims 1-7
In the pipeline being connected in the pipe fitting, one end of the pipeline passes through the locking end cap and is communicated to the joint body, institute
It states pipeline to cover in the claw, the claw holds the pipeline tightly.
9. assembling pipe joint according to claim 8, which is characterized in that the outside wall surface of one end of the pipeline is equipped with
Annular groove.
10. assembling pipe joint according to claim 9, which is characterized in that the joint body, locking end cap and pipeline
It is stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820544537.8U CN208169781U (en) | 2018-04-17 | 2018-04-17 | Pipe fitting and assembling pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820544537.8U CN208169781U (en) | 2018-04-17 | 2018-04-17 | Pipe fitting and assembling pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208169781U true CN208169781U (en) | 2018-11-30 |
Family
ID=64369609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820544537.8U Active CN208169781U (en) | 2018-04-17 | 2018-04-17 | Pipe fitting and assembling pipe joint |
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|---|---|
| CN (1) | CN208169781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990949A (en) * | 2019-02-28 | 2019-07-09 | 李恩玲 | It is a kind of to process the water pump composite device for changing water flow based on flow line production |
-
2018
- 2018-04-17 CN CN201820544537.8U patent/CN208169781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990949A (en) * | 2019-02-28 | 2019-07-09 | 李恩玲 | It is a kind of to process the water pump composite device for changing water flow based on flow line production |
| CN109990949B (en) * | 2019-02-28 | 2020-11-27 | 温州益蓉机械有限公司 | Water meter installation device capable of changing water flow based on assembly line production and processing |
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