CN216952076U - Threaded movable joint for threaded pipe fitting - Google Patents
Threaded movable joint for threaded pipe fitting Download PDFInfo
- Publication number
- CN216952076U CN216952076U CN202220590673.7U CN202220590673U CN216952076U CN 216952076 U CN216952076 U CN 216952076U CN 202220590673 U CN202220590673 U CN 202220590673U CN 216952076 U CN216952076 U CN 216952076U
- Authority
- CN
- China
- Prior art keywords
- threaded
- bellmouth
- screw thread
- adapter sleeve
- rubber
- 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
Images
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Abstract
The utility model relates to the technical field of threaded loose joints, and discloses a threaded pipe fitting threaded loose joint which comprises a first threaded bellmouth and a second threaded bellmouth arranged at the lower end of the first threaded bellmouth, wherein a second connecting sleeve is connected at the joint of the first threaded bellmouth and the second threaded bellmouth, a first connecting sleeve is inserted at the lower end of the first threaded bellmouth in a penetrating manner, the lower end of the first connecting sleeve is sleeved in the second connecting sleeve, a first rubber ring is arranged at the lower end of the second threaded bellmouth, the first rubber ring is arranged at the upper end of the second threaded bellmouth, when the threaded pipe fitting is installed, the second threaded bellmouth is connected with the second connecting sleeve from top to bottom, the first rubber ring is arranged on the second threaded bellmouth, the first threaded bellmouth is connected with the first connecting sleeve from bottom to top, and finally the first connecting sleeve is connected with the second threaded bellmouth, so that the installation of the threaded loose joint can be completed, the sealing performance is strong.
Description
Technical Field
The utility model relates to the technical field of threaded movable joints, in particular to a threaded movable joint for a threaded pipe fitting.
Background
The threaded movable joint is a pipeline connecting piece with threads, is a most common pipe fitting in industry and life, enables the connection of pipelines to be simpler, is easier to disassemble and replace, and greatly saves the cost of pipeline connection. The threaded movable joint used in industry is generally made of metal and has high pressure resistance, and the materials comprise carbon steel, stainless steel, alloy steel, brass and the like; the thread movable joint material used in daily life generally comprises PC, PVC, PE and the like.
When the traditional threaded union is used, only one group of sealing gaskets is arranged between two groups of threaded sockets, the sealing gaskets are easy to corrode, threads are easy to slip after being used for a long time, once the threads slip, joints of the union are easy to damage, liquid and gas in a pipe fitting can also leak from damaged pores, and subsequent use is influenced, so that the service life of the union is influenced by the sealing performance of the joints; therefore, the existing requirements are not met, and the threaded union for the threaded pipe fitting is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a threaded union of a threaded pipe fitting, which has the beneficial effects of strong sealing performance and long service life due to the arrangement of two groups of sealing gaskets, and solves the problems that the joint of the union in the background technology is easy to damage, and liquid and gas in the pipe fitting can also leak from damaged holes to influence subsequent use.
The utility model provides the following technical scheme: the utility model provides a threaded pipe fitting screw thread loose joint, includes first screw thread bellmouth and sets up the second screw thread bellmouth at first screw thread bellmouth lower extreme, the junction of first screw thread bellmouth and second screw thread bellmouth is connected with second adapter sleeve, the lower extreme interlude of first screw thread bellmouth has first adapter sleeve, first adapter sleeve's lower extreme cup joints in the second adapter sleeve, the lower extreme of second screw thread bellmouth is provided with first rubber circle, first rubber circle sets up the upper end at second screw thread bellmouth, the last interlude of second screw thread bellmouth has second rubber circle, second rubber circle is installed in the second adapter sleeve.
As an alternative to the threaded union of the utility model, there is provided a threaded union of the type in which: the lower extreme fixed mounting of first adapter sleeve has plug-in components, the diameter of plug-in components is less than first adapter sleeve's diameter, be provided with first internal thread portion on first adapter sleeve's the inner wall, first adapter sleeve passes through first internal thread portion and first screw thread bellmouth threaded connection.
As an alternative to the threaded union of the utility model, wherein: the lower extreme fixed mounting of first screw thread bellmouth has the protrusion piece, protrusion piece and plug-in components looks adaptation.
As an alternative to the threaded union of the utility model, wherein: and a second internal thread part is fixedly mounted on the inner wall of the second connecting sleeve, and the second connecting sleeve is in threaded connection with the plug-in unit through the second internal thread part.
As an alternative to the threaded union of the utility model, wherein: a first inner liner is fixedly mounted on the inner wall of the second connecting sleeve, an insertion groove is formed among the first inner liner, the second connecting sleeve and the first rubber ring, and the insertion groove is matched with the plug-in.
As an alternative to the threaded union of the utility model, wherein: a second inner liner is fixedly mounted on the inner wall of the first inner liner, and a second rubber ring is arranged at the upper end of the second inner liner.
As an alternative to the threaded union of the utility model, wherein: the upper end fixed mounting of second screw thread bellmouth has outer screwed joint, outer screwed joint and first inside lining pad threaded connection, the bayonet socket has been seted up on the outer wall of second screw thread bellmouth, bayonet socket and second rubber circle looks adaptation.
As an alternative to the threaded union of the utility model, wherein: the first rubber circle is provided with two sets ofly, and is two sets of be connected with the rubber tape between the first rubber circle.
As an alternative to the threaded union of the utility model, wherein: a clamping groove is formed in the inner wall of the plug-in unit and matched with the rubber belt.
The utility model has the following beneficial effects:
1. this threaded pipe fitting screw thread loose joint, during the installation, be connected second screw thread bellmouth from top to bottom with second adapter sleeve, under the effect of second rubber circle, both laminate mutually, be convenient for improve second screw thread bellmouth and second adapter sleeve's leakproofness, first rubber circle is placed on second screw thread bellmouth, be connected first screw thread bellmouth from bottom to top with first adapter sleeve, couple together first adapter sleeve and second screw thread bellmouth at last, can accomplish the installation of this cost device, after the installation, the upper and lower both ends of first rubber circle are contradicted by first screw thread bellmouth and second screw thread bellmouth respectively, be convenient for improve leakproofness between them, prevent the leakage of the gaseous or the liquid of pipe fitting, and is sealed effectual, long service life.
2. This threaded pipe fitting screw thread loose joint, first screw thread bellmouth and first connecting sleeve installation accomplish the back, and the external diameter of protrusion piece and the inner diameter laminating of plug-in components, plug-in components can play spacing effect to protrusion piece and first screw thread bellmouth, can prevent that first screw thread bellmouth from droing from first connecting sleeve, can improve the leakproofness of junction simultaneously.
3. This threaded pipe spare screw thread loose joint, first rubber circle is located between first adapter sleeve and the second adapter sleeve, is convenient for improve the leakproofness of junction, at first adapter sleeve and second adapter sleeve threaded connection's in-process, the first rubber circle of lower extreme extrusion gradually of protrusion piece, the diameter grow of rubber tape between two sets of first rubber circles to in the embedding draw-in groove, the diameter grow of rubber tape, sealed scope grow promptly, stability is strong, is difficult for droing.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial cross-sectional view of the present invention.
FIG. 3 is a schematic view of the first coupling sleeve and second internally threaded portion of the present invention.
Fig. 4 is a schematic view of the structure of the first and second screw sockets of the present invention.
In the figure: 1. a first threaded socket; 11. a protruding block; 2. a second threaded socket; 21. an externally threaded nipple; 22. a bayonet; 3. a first connecting sleeve; 31. a plug-in; 32. a card slot; 33. a first internal thread portion; 4. a second connecting sleeve; 41. a second internal threaded portion; 42. a slot; 43. a first inner liner; 44. a second inner liner; 5. a first rubber ring; 51. a rubber belt; 6. and a second rubber ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
In this embodiment, please refer to fig. 1 and fig. 2, which is intended to facilitate solving a problem of how to seal the device, a threaded union for a threaded pipe includes a first threaded socket 1 and a second threaded socket 2 disposed at a lower end of the first threaded socket 1, a second connection sleeve 4 is connected to a joint of the first threaded socket 1 and the second threaded socket 2, a first connection sleeve 3 is inserted into a lower end of the first threaded socket 1, a lower end of the first connection sleeve 3 is sleeved in the second connection sleeve 4, a first rubber ring 5 is disposed at a lower end of the second threaded socket 2, a second rubber ring 6 is inserted into an upper end of the second threaded socket 2, and the second rubber ring 6 is disposed in the second connection sleeve 4.
During installation, the second rubber ring 6 is sleeved on the second threaded socket 2, the second threaded socket 2 is connected with the second connecting sleeve 4 from top to bottom, the second rubber ring 6 and the second threaded socket are mutually attached under the action of the second rubber ring, the sealing performance of the second threaded socket 2 and the second connecting sleeve 4 is convenient to improve, the first rubber ring 5 is placed on the second threaded socket 2, the first threaded socket 1 is connected with the first connecting sleeve 3 from bottom to top, finally the first connecting sleeve 3 is connected with the second threaded socket 2, the installation of the device can be completed, after the installation, the upper end and the lower end of the first rubber ring 5 are respectively abutted against the first threaded socket 1 and the second threaded socket 2, the sealing performance of the first rubber ring and the second rubber ring is convenient to improve, the leakage of gas or liquid of a pipe fitting is prevented, and the sealing effect is good.
Example 2
In the present embodiment, an improvement is made on the basis of embodiment 1, specifically, referring to fig. 1 to 4, an insert 31 is fixedly installed at a lower end of the first connection sleeve 3, a diameter of the insert 31 is smaller than a diameter of the first connection sleeve 3, the insert 31 can be inserted into the second connection sleeve 4 to facilitate water blocking, a first internal thread portion 33 is arranged on an inner wall of the first connection sleeve 3, and the first connection sleeve 3 is in threaded connection with the first screw socket 1 through the first internal thread portion 33 to prevent the first connection sleeve 3 and the first screw socket 1 from falling off.
The lower end of the first threaded socket 1 is fixedly provided with a convex block 11, and the convex block 11 is matched with the plug-in 31.
A second internal thread portion 41 is fixedly mounted on the inner wall of the second connecting sleeve 4, and the second connecting sleeve 4 is in threaded connection with the plug-in unit 31 through the second internal thread portion 41, so that the first connecting sleeve 3 is in threaded connection with the second connecting sleeve 4, and the disassembly and the assembly are convenient.
A first inner gasket 43 is fixedly arranged on the inner wall of the second connecting sleeve 4, a slot 42 is formed among the first inner gasket 43, the second connecting sleeve 4 and the first rubber ring 5, and the slot 42 is matched with the plug-in 31.
During the spiral inserting slot 42 of plug-in components 31, be convenient for first connecting sleeve 3 and the threaded connection of second connecting sleeve 4, the leakproofness of its junction is stronger simultaneously, inside gas or liquid are difficult for leaking, first screw socket 1 is accomplished with first connecting sleeve 3 installation back, the external diameter of bulge piece 11 and the laminating of the internal diameter of plug-in components 31, plug-in components 31 can play spacing effect to bulge piece 11 and first screw socket 1, can prevent that first screw socket 1 from droing from first connecting sleeve 3, can improve the leakproofness of junction simultaneously.
Example 3
In the present embodiment, aiming to facilitate solving the problem of how to prevent the connection part of the present device from falling off, the present embodiment is an improvement made on the basis of embodiment 2, specifically, please refer to fig. 2-4, a second inner liner 44 is fixedly installed on the inner wall of the first inner liner 43, and a second rubber ring 6 is disposed at the upper end of the second inner liner 44.
The upper end fixed mounting of second screw socket 2 has external screwed joint 21, and external screwed joint 21 and first inner liner 43 threaded connection have seted up bayonet 22 on the outer wall of second screw socket 2, bayonet 22 and the adaptation of second rubber circle 6.
The bayonet 22 is sleeved with a second rubber ring 6, the second rubber ring 6 is located at the lower end of the external thread joint 21, and the second rubber ring is clamped on a second inner liner 44, namely, the second inner liner 44 can play a limiting and sealing effect on the second thread socket 2, so that the second thread socket 2 and the second connecting sleeve 4 are prevented from falling off.
The first rubber rings 5 are provided with two groups, and a rubber belt 51 is connected between the two groups of the first rubber rings 5.
The inner wall of the plug-in 31 is provided with a clamping groove 32, and the clamping groove 32 is matched with the rubber belt 51.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a threaded pipe spare screw thread loose joint, includes first screw thread bellmouth (1) and sets up second screw thread bellmouth (2) at first screw thread bellmouth (1) lower extreme, the junction of first screw thread bellmouth (1) and second screw thread bellmouth (2) is connected with second adapter sleeve (4), its characterized in that: the lower extreme interlude of first screw thread bellmouth (1) has first adapter sleeve (3), the lower extreme of first adapter sleeve (3) cup joints in second adapter sleeve (4), the lower extreme of second screw thread bellmouth (2) is provided with first rubber circle (5), first rubber circle (5) set up the upper end at second screw thread bellmouth (2), the last interlude of second screw thread bellmouth (2) has second rubber circle (6), second rubber circle (6) are installed in second adapter sleeve (4).
2. A threaded tubular component threaded union according to claim 1, characterized in that: the lower extreme fixed mounting of first adapter sleeve (3) has plug-in components (31), the diameter of plug-in components (31) is less than the diameter of first adapter sleeve (3), be provided with first internal thread portion (33) on the inner wall of first adapter sleeve (3), first adapter sleeve (3) are through first internal thread portion (33) and first screw socket (1) threaded connection.
3. A threaded tubular component threaded union according to claim 2, characterized in that: the lower extreme fixed mounting of first screw thread bellmouth (1) has protruding piece (11), protruding piece (11) and plug-in components (31) looks adaptation.
4. A threaded tubular component threaded union according to claim 2, characterized in that: and a second internal thread part (41) is fixedly mounted on the inner wall of the second connecting sleeve (4), and the second connecting sleeve (4) is in threaded connection with the plug-in (31) through the second internal thread part (41).
5. A threaded tubular component threaded union according to claim 2, characterized in that: the inner wall of the second connecting sleeve (4) is fixedly provided with a first inner liner (43), a slot (42) is formed among the first inner liner (43), the second connecting sleeve (4) and the first rubber ring (5), and the slot (42) is matched with the plug-in (31).
6. A threaded tubular component threaded union according to claim 5, characterized in that: a second inner liner (44) is fixedly arranged on the inner wall of the first inner liner (43), and a second rubber ring (6) is arranged at the upper end of the second inner liner (44).
7. A threaded tubular component threaded union according to claim 5, characterized in that: the upper end fixed mounting of second screw thread bellmouth (2) has external screwed joint (21), external screwed joint (21) and first inner liner (43) threaded connection, bayonet socket (22) have been seted up on the outer wall of second screw thread bellmouth (2), bayonet socket (22) and second rubber circle (6) looks adaptation.
8. A threaded tubular component threaded union according to claim 1, characterized in that: the rubber ring is characterized in that the first rubber rings (5) are provided with two groups, and a rubber belt (51) is connected between the two groups of first rubber rings (5).
9. A threaded tubular component threaded union according to claim 6, characterized in that: a clamping groove (32) is formed in the inner wall of the plug-in piece (31), and the clamping groove (32) is matched with the rubber belt (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220590673.7U CN216952076U (en) | 2022-03-17 | 2022-03-17 | Threaded movable joint for threaded pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220590673.7U CN216952076U (en) | 2022-03-17 | 2022-03-17 | Threaded movable joint for threaded pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216952076U true CN216952076U (en) | 2022-07-12 |
Family
ID=82296216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220590673.7U Active CN216952076U (en) | 2022-03-17 | 2022-03-17 | Threaded movable joint for threaded pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216952076U (en) |
-
2022
- 2022-03-17 CN CN202220590673.7U patent/CN216952076U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208997497U (en) | A kind of multilayer gas hose | |
| CN216242786U (en) | Corrosion-resistant petroleum pipeline joint | |
| US11493152B2 (en) | Tank retro-fitting collar with square O-rings | |
| CN216952076U (en) | Threaded movable joint for threaded pipe fitting | |
| CN207316305U (en) | A kind of bite type seal tube connector | |
| CN205745740U (en) | A kind of conduit coupling of good airproof performance | |
| CN108150743A (en) | A kind of long-life tube pipe connecting | |
| CN105889660A (en) | Pipeline connecting part with good sealing property | |
| CN200989498Y (en) | Clamp sleeve type metal pipe joint | |
| CN215410644U (en) | Fire hose mosaic structure | |
| CN211951814U (en) | Corrugated pipe with electric conduction and leakage prevention functions | |
| CN212407859U (en) | Elastic sealing metal ferrule type pipe joint | |
| CN105987243A (en) | Rapidly-mounted sealing connecting device | |
| CN208816922U (en) | A kind of self-sealing fuel gas transmission pipe fitting | |
| CN208670327U (en) | A kind of gas hose | |
| CN209743820U (en) | Quick joint for floor heating pipe | |
| CN2428674Y (en) | Straight-push type composite pipe adaptor | |
| CN205745739U (en) | A kind of pipe fitting carrying sealing device | |
| CN211550835U (en) | Seamless steel pipe connecting device | |
| CN220792426U (en) | Water seepage prevention connecting pipe | |
| CN214618295U (en) | Embedded lock type connecting joint and application thereof | |
| CN220134913U (en) | Corrugated hose joint | |
| CN217130661U (en) | Pagoda type hydraulic joint with good sealing performance | |
| CN211315407U (en) | Rubber ring sealing pipe fitting | |
| CN218415785U (en) | Submarine heat tracing cable connection sealing element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |