CN209430936U - A kind of union can be used for unlike material tubing - Google Patents
A kind of union can be used for unlike material tubing Download PDFInfo
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- CN209430936U CN209430936U CN201822201836.4U CN201822201836U CN209430936U CN 209430936 U CN209430936 U CN 209430936U CN 201822201836 U CN201822201836 U CN 201822201836U CN 209430936 U CN209430936 U CN 209430936U
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- loose joint
- joint body
- cavity
- connector sleeve
- union
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Abstract
The utility model discloses a kind of unions that can be used for unlike material tubing, including upper loose joint body, lower loose joint body and loose joint body connector sleeve；Upper loose joint body, lower loose joint body and the equal inner hollow of loose joint body connector sleeve；The end of lower loose joint body is fixedly installed abutted flange, and external screw thread is fixedly installed on the outer wall of abutted flange, copper pipe is fixedly installed on lower inside pipe wall of the loose joint body far from abutted flange one end, copper screw thread is provided on the inner wall of copper pipe；It is divided into two cavitys, respectively cavity one and cavity two in loose joint body connector sleeve, the intracavitary diameter of cavity one is less than the intracavitary diameter of cavity two, is provided with the internal screw thread matched with external screw thread on the inner wall of cavity two；Upper loose joint body is socketed in loose joint body connector sleeve, and lower loose joint body is threadedly coupled with loose joint body connector sleeve.The utility model is fixedly connected with loose joint body and lower loose joint body using loose joint body connector sleeve, wherein being provided with copper screw thread in lower loose joint body, can be adapted for the connection of the various material tubing such as plastics, metal.
Description
Technical field
The utility model relates to water pipe heads to belong to water pipe pipe fitting more particularly to union, and in particular to one kind is available
In the union of unlike material tubing.
Background technique
Most unions can only connect a kind of material tubing currently on the market, and fit up the reserved water inlet tubing of building now
Matter is different from the material used when finishing, and especially old house generallys use coating steel pipe, can not be direct using ordinary couplings
Connection.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide one kind can be used for unlike material tubing
Union, upper loose joint body and lower loose joint body are fixedly connected with using loose joint body connector sleeve, wherein being provided with copper in lower loose joint body
Screw thread can be adapted for the connection of the various material tubing such as plastics, metal, and can solve common union can not be directly connected to not
The problem of same material tubing.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of union can be used for unlike material tubing, including upper loose joint body, lower loose joint body and loose joint body connector sleeve；Institute
State loose joint body, lower loose joint body and the equal inner hollow of loose joint body connector sleeve；
The end of the lower loose joint body is fixedly installed abutted flange, is fixedly installed on the outer wall of the abutted flange outer
Screw thread is fixedly installed with copper pipe on the lower inside pipe wall of the loose joint body far from abutted flange one end, sets on the inner wall of the copper pipe
It is equipped with copper screw thread；End of the lower loose joint body far from abutted flange is connecting pin, and the surface of the connecting pin is shiny surface；
Be divided into two cavitys, respectively cavity one and cavity two in the loose joint body connector sleeve, the cavity one it is intracavitary
Diameter is less than the intracavitary diameter of cavity two, is provided with the internal screw thread matched with external screw thread on the inner wall of the cavity two；
The upper loose joint body is socketed in the loose joint body connector sleeve, and the lower loose joint body connect external threading company with loose joint body
It connects, and its abutted flange is in contact with upper loose joint body.
In the present invention, it is preferred that the end of the upper loose joint body is fixedly installed connecting flange, the upper loose joint
The upper loose joint body boss of annular is fixedly installed on the outside of the tube wall of body, the connecting flange is placed in the cavity two, and with institute
Abutted flange is stated to be in contact；The outer diameter of the connecting flange is greater than the intracavitary diameter of the cavity one, and is less than the cavity two
Intracavitary diameter.
In the present invention, it is preferred that it is threaded with hexagonal knob in the pipe outer wall of the lower loose joint body, described six
Angle knob is arranged and is located at the outside of the copper pipe close to abutted flange.
In the present invention, it is preferred that annular groove is provided on the abutted flange of the lower loose joint body, in the annular groove
It is provided with sealing ring.
In the present invention, it is preferred that the outer diameter of the abutted flange is greater than the outer diameter of connecting flange.
In the present invention, it is preferred that the internal diameter of the cavity one is equal with the outer diameter of upper loose joint body boss.
In the present invention, it is preferred that loose joint body connector sleeve boss is provided on the outer wall of the loose joint body connector sleeve.
In the present invention, it is preferred that the material of the upper loose joint body and lower loose joint body is thermoplastic material.
Compared with prior art, the utility model has the beneficial effects that
1, upper loose joint body and lower loose joint body is arranged in the utility model, and is fixedly connected by loose joint body connector sleeve,
In be provided with copper screw thread on lower loose joint body inside pipe wall, can be used for screw thread or outer wall hot melt or bonding connection, be suitable for modeling
It is connected between expects pipe material and metal pipe material with the variable diameter of unlike material plastic pipe.
2, upper loose joint body can be produced with different materials, it is only necessary to use loose joint body connector sleeve by upper loose joint body under
Loose joint body is fixed, therefore can satisfy a variety of connection types, cheaply facilitates.
Detailed description of the invention
Fig. 1 is a kind of movable joint structure schematic diagram that can be used for unlike material tubing of the utility model；
Fig. 2 is the structural schematic diagram of upper loose joint body in a kind of union that can be used for unlike material tubing of the utility model；
Fig. 3 is the structural schematic diagram of lower loose joint body in a kind of union that can be used for unlike material tubing of the utility model；
Fig. 4 is the structural representation of loose joint body connector sleeve in a kind of union that can be used for unlike material tubing of the utility model
Figure.
Main element symbol description in attached drawing: the upper loose joint body of 1-, 2- loose joint body connector sleeve, loose joint body under 3-, 4- washer,
The upper loose joint body boss of 101-, 102- connecting flange, 201- cavity one, 202- cavity two, 203- internal screw thread, the connection of 204- loose joint body
Cover boss, 301- abutted flange, 302- external screw thread, 303- hexagonal knob, 304- copper screw thread, 305- annular groove, 306- connection
End.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Please referring also to Fig. 1 to Fig. 4, the utility model provide a kind of union that can be used for unlike material tubing, including
Upper loose joint body 1, lower loose joint body 3 and loose joint body connector sleeve 2；The upper loose joint body 1, lower loose joint body 3 and loose joint body connector sleeve 2 are equal
Inner hollow；
The end of the lower loose joint body 3 is fixedly installed abutted flange 301, fixes on the outer wall of the abutted flange 301
It is provided with external screw thread 302, is fixedly installed with copper pipe on the lower inside pipe wall of the loose joint body 3 far from 301 one end of abutted flange, it is described
Copper screw thread 304 is provided on the inner wall of copper pipe；End of the lower loose joint body 3 far from abutted flange 301 is connecting pin 306,
The surface of the connecting pin 306 is shiny surface；
It is divided into two cavitys, respectively cavity 1 and cavity 2 202, the cavity one in the loose joint body connector sleeve 2
201 intracavitary diameter is less than the intracavitary diameter of cavity 2 202, is provided on the inner wall of the cavity 2 202 and matches with external screw thread 302
Internal screw thread 203；
The upper loose joint body 1 is socketed in the loose joint body connector sleeve 2, the lower loose joint body 3 and 2 spiral shell of loose joint body connector sleeve
Line connection, and its abutted flange 301 is in contact with upper loose joint body 1.When carrying out assembling fixed, upper loose joint body 1 and connecting flange
It 102 docking contacts and mutually compresses fixed, is threadedly coupled by loose joint body connector sleeve 2 with lower loose joint body 3 and consolidates upper loose joint body 1
It is scheduled on inside cavity 2 202, so that upper loose joint body 1 and lower loose joint body 3 are fixed.The surface of the connecting pin 306 is arranged
For shiny surface, can be directly plugged and fixed with the tube body compared with Large Diameter Pipeline, at the same after grafting can further gluing or
Person is welding so that connection more fastens.The surface of connecting pin 306 is set as shiny surface, can make connecting pin 306 that can make
For variable diameter connecting pin, the tube body compared with small diameter tube both can connect, i.e., by being screwed with copper screw thread 304；It can connect again
Compared with the tube body of Large Diameter Pipeline, i.e., being plugged on connecting pin 306 needs to be fixed in connection pipe body.
In the present embodiment, the end of the upper loose joint body 1 is fixedly installed connecting flange 102, the upper loose joint body 1
Tube wall on the outside of be fixedly installed the upper loose joint body boss 101 of annular, the connecting flange 102 is placed in the cavity 2 202,
And be in contact with the abutted flange 301, the outer diameter of the connecting flange 102 is greater than the intracavitary diameter of the cavity 1, and small
In the intracavitary diameter of the cavity 2 202.Loose joint body boss 101 is in order to which upper loose joint body 1 and loose joint body connector sleeve 2 is tight in setting
Close connection, so that will not be shaken in loose joint body connector sleeve 2 after upper loose joint body 1 is fixed；Loose joint body connector sleeve 2 is by connecting flange
102 and abutted flange 301 be fixed in cavity 2 202, and the outer diameter of the connecting flange 102 is greater than the cavity 1
Intracavitary diameter, the intracavitary diameter less than the cavity 2 202 can guarantee that connecting flange 102 is clamped and be fixed in cavity 2 202.
In the present embodiment, hexagonal knob 303, the hexagonal are threaded in the pipe outer wall of the lower loose joint body 3
Knob 303 is arranged and is located at the outside of the copper pipe close to abutted flange 301.Hexagonal knob 303 is used to further that copper pipe is tight
Gu in lower union 3.
In the present embodiment, annular groove 305, the annular groove are provided on the abutted flange 301 of the lower loose joint body 3
Sealing ring 4 is provided in 305.Sealing ring 4 guarantees sealing, so that internal liquid will not be by between upper loose joint body 1 and lower loose joint body 3
Gap exudation.
In the present embodiment, the outer diameter of the abutted flange 301 is greater than the outer diameter of connecting flange 102.Guarantee connection method
Orchid, which can cover, to be tapped into inside loose joint body connector sleeve 2.
In the present embodiment, the internal diameter of the cavity 1 is equal with the outer diameter of upper loose joint body boss 101.It can protect
Loose joint body 1 is closely connect with loose joint body connector sleeve 2 on card, will not be shaken in loose joint body connector sleeve 2, so that connection
It is stronger, and guarantee and the sealing effect between upper loose joint body 1 and lower loose joint body 3.
In the present embodiment, loose joint body connector sleeve boss 204 is provided on the outer wall of the loose joint body connector sleeve 2.It can
To facilitate using external tool clamping loose joint body connector sleeve 2 and then tighten, while loose joint body company is first worn when there is abrasion in outside
Female connector boss 204, to protect the entire body of loose joint body connector sleeve 2 not damaged.
In the present embodiment, the material of the upper loose joint body 1 and lower loose joint body 3 is thermoplastic material.Thermoplastic material
The connection types such as gluing, hot melt can be carried out, with copper screw thread 304 is provided in loose joint body 3 at present, can be adapted for and gold
Belong to the connection of tube body.In other embodiments, upper loose joint body 1 can be changed to other materials, so that the union
It is adapted to the connection of unlike material tubing.
When the utility model is used, washer 4 is placed in annular groove 305 first, then upper loose joint body 1 is inserted in work
In the cavity 2 202 of junctor connector sleeve 2, so that connecting flange 102 and loose joint body connecting flange 201 are in contact；Secondly, by upper
Loose joint body 1 and lower loose joint body 3 and the tubing of required connection are fixed respectively；Again, lower loose joint body 3 is connect with loose joint body
Set 2 is fixed by screw thread, until abutted flange 301 is in contact with connecting flange 102, recycles the clamping of the tools such as spanner
On hexagonal knob 303, hexagonal knob 303 is tightened on lower loose joint body 3, gives lower 3 inward pressure of loose joint body, can be incited somebody to action
Copper pipe is further secured in lower loose joint body 3, while guaranteeing that the fixation between the lower coupled tubing of loose joint body 3 more fastens.
Meanwhile when loose joint body 3 needs to connect Large Diameter Pipeline tube body instantly, it is only necessary to connecting pin 306 is plugged in the tube body that need to be connected, then
Further progress welding or gluing are fixed, easy to use.
Above description is the detailed description for the preferable possible embodiments of the utility model, but embodiment is not limited to
The patent claim of the utility model, the same changes or modifications completed under technical spirit suggested by all the utility model
Change, should belong to the covered the scope of the patents of the utility model.
Claims (8)
1. a kind of union that can be used for unlike material tubing, it is characterised in that: including upper loose joint body (1), lower loose joint body (3) and
Loose joint body connector sleeve (2)；The upper loose joint body (1), lower loose joint body (3) and loose joint body connector sleeve (2) equal inner hollow；
The end of the lower loose joint body (3) is fixedly installed abutted flange (301), solid on the outer wall of the abutted flange (301)
Surely it is provided with external screw thread (302), is fixedly installed on the inside pipe wall of separate abutted flange (301) one end of the lower loose joint body (3)
Copper pipe is provided with copper screw thread (304) on the inner wall of the copper pipe；End of the lower loose joint body (3) far from abutted flange (301)
Portion is connecting pin (306), and the surface of the connecting pin (306) is shiny surface；
It is divided into two cavitys, respectively cavity one (201) and cavity two (202), the cavity in the loose joint body connector sleeve (2)
The intracavitary diameter of one (201) is less than the intracavitary diameter of cavity two (202), is provided on the inner wall of the cavity two (202) and external screw thread
(302) internal screw thread (203) matched；
The upper loose joint body (1) is socketed in the loose joint body connector sleeve (2), the lower loose joint body (3) and loose joint body connector sleeve
(2) it is threadedly coupled, and its abutted flange (301) is in contact with upper loose joint body (1).
2. a kind of union that can be used for unlike material tubing according to claim 1, it is characterised in that: the upper loose joint
The end of body (1) is fixedly installed connecting flange (102), and annular is fixedly installed on the outside of the tube wall of the upper loose joint body (1)
Upper loose joint body boss (101), the connecting flange (102) are placed in the cavity two (202), and with the abutted flange
(301) it is in contact, the outer diameter of the connecting flange (102) is greater than the intracavitary diameter of the cavity one (201), and is less than the cavity
The intracavitary diameter of two (202).
3. a kind of union that can be used for unlike material tubing according to claim 1, it is characterised in that: the lower loose joint
It is threaded in the pipe outer wall of body (3) hexagonal knob (303), the hexagonal knob (303) is arranged close to abutted flange (301)
And it is located at the outside of the copper pipe.
4. a kind of union that can be used for unlike material tubing according to claim 1, it is characterised in that: the lower loose joint
It is provided with annular groove (305) on the abutted flange (301) of body (3), is provided with sealing ring (4) in the annular groove (305).
5. a kind of union that can be used for unlike material tubing according to claim 2, it is characterised in that: the rendezvous method
The outer diameter of blue (301) is greater than the outer diameter of connecting flange (102).
6. a kind of union that can be used for unlike material tubing according to claim 2, it is characterised in that: the cavity one
(201) internal diameter is equal with the outer diameter of upper loose joint body boss (101).
7. a kind of union that can be used for unlike material tubing according to claim 1, it is characterised in that: the loose joint body
Loose joint body connector sleeve boss (204) is provided on the outer wall of connector sleeve (2).
8. a kind of union that can be used for unlike material tubing according to claim 1, it is characterised in that: the upper loose joint
The material of body (1) and lower loose joint body (3) is thermoplastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822201836.4U CN209430936U (en) | 2018-12-26 | 2018-12-26 | A kind of union can be used for unlike material tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822201836.4U CN209430936U (en) | 2018-12-26 | 2018-12-26 | A kind of union can be used for unlike material tubing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209430936U true CN209430936U (en) | 2019-09-24 |
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ID=67973728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822201836.4U Active CN209430936U (en) | 2018-12-26 | 2018-12-26 | A kind of union can be used for unlike material tubing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209430936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952640A (en) * | 2019-11-22 | 2020-04-03 | 南京金海设计工程有限公司 | Sponge city seepage and drainage structure and sponge city water circulation system |
-
2018
- 2018-12-26 CN CN201822201836.4U patent/CN209430936U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110952640A (en) * | 2019-11-22 | 2020-04-03 | 南京金海设计工程有限公司 | Sponge city seepage and drainage structure and sponge city water circulation system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.58, Caiyun East Street, Hangu modern industrial zone, Binhai New Area Development Zone, Tianjin Patentee after: Ad pipeline (Tianjin) Co.,Ltd. Address before: No.58, Caiyun East Street, Hangu modern industrial zone, Binhai New Area Development Zone, Tianjin Patentee before: TIANJIN YONGGAO PLASTIC INDUSTRY DEVELOPMENT CO.,LTD. |