CN210318906U - Anti-loosening movable joint - Google Patents
Anti-loosening movable joint Download PDFInfo
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- CN210318906U CN210318906U CN201921082497.0U CN201921082497U CN210318906U CN 210318906 U CN210318906 U CN 210318906U CN 201921082497 U CN201921082497 U CN 201921082497U CN 210318906 U CN210318906 U CN 210318906U
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Abstract
The utility model discloses an anti-loosening loose joint, include: the movable joint main body structurally comprises an accommodating port and a pipeline port, wherein the accommodating port is provided with main body wedge-shaped teeth, a sealing ring installation groove and an epitaxial plane, the main body wedge-shaped teeth are positioned between the sealing ring installation groove and an inner ring of the accommodating port, the main body wedge-shaped teeth protrude out of the plane of the sealing ring installation groove, and a sealing ring is installed in the sealing ring installation groove; a threaded joint including an engagement port and a pipe port, the engagement port being located in the receiving port of the loose joint body, an inner ring of the engagement port having joint wedge teeth that are flush with a sealing ring contact surface of the threaded joint, the joint wedge teeth being fully meshed with the body wedge teeth; a tightening nut that tightens the threaded joint on the loose joint body; and the fastening nut is sleeved on the loose joint main body and tightly attached to the splicing nut. The utility model discloses the pipeline pine that has stopped the pipeline vibrations and has leaded to takes off the emergence of phenomenon to the risk of pipeline weeping, booster has been reduced.
Description
Technical Field
The utility model belongs to the technical field of the pipeline loose joint design, more specifically says, the utility model relates to an anti-loosening loose joint.
Background
The movable joint is a common pipeline connecting piece which is convenient to install and disassemble, and is mainly divided into a receiving movable joint and a threaded movable joint, and the receiving movable joint can be widely applied to pipelines with different calibers and can also be applied to water meters and valves; the threaded movable joint is a pipeline connecting piece with threads, is the most common pipe fitting in industry and life, enables the connection of pipelines to be simple, is easier to disassemble and replace, and greatly saves the cost of pipeline connection. The threaded movable joint has the advantages of high strength, stable performance, high connection speed, wide application range, convenient management, obvious labor, economic benefits and social benefits and low processing strength. However, the vibration of the liquid pipeline in the pipeline is a phenomenon which cannot be completely eradicated, the movable joint used in the prior art is generally in common threaded connection, and the pipeline is loosened due to the fact that the movable joint main body is vibrated and the nut is tightly screwed for a long time.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
To achieve these objects and other advantages in accordance with the purpose of the invention, a loose joint is provided, including:
the movable joint main body structurally comprises an accommodating port and a pipeline port, wherein the accommodating port is provided with main body wedge-shaped teeth, a sealing ring installation groove and an epitaxial plane, the main body wedge-shaped teeth are positioned between the sealing ring installation groove and an inner ring of the accommodating port, the main body wedge-shaped teeth protrude out of the plane of the sealing ring installation groove, and a sealing ring is installed in the sealing ring installation groove;
a threaded joint including an engagement port and a pipe port, the engagement port being located in the receiving port of the loose joint body, an inner ring of the engagement port having joint wedge teeth that are flush with a sealing ring contact surface of the threaded joint, the joint wedge teeth being fully meshed with the body wedge teeth;
a tightening nut that tightens the threaded joint on the loose joint body; and the fastening nut is sleeved on the loose joint main body and tightly attached to the splicing nut.
Preferably, the receiving port of the movable joint body is provided with an external thread, the assembling nut and the fastening nut are both provided with an internal thread, the assembling nut is screwed on the receiving port of the movable joint body, and the fastening nut is screwed on the receiving port of the movable joint body.
Preferably, wherein the fastening nut end face has a rasp.
Preferably, the thickness of the sealing ring is larger than that of the wedge-shaped teeth of the main body.
Preferably, the inner diameter of the loose joint body is equal to the inner diameter of the threaded joint, and the diameter of the engagement port of the threaded joint is slightly smaller than the inner diameter of the receiving port of the loose joint body.
Preferably, wherein the split nut inner ring has a ring of gripping layers, the engagement port of the threaded joint is gripped between the receiving port of the union body and the gripping layers.
The utility model discloses at least, include following beneficial effect: the inner rings of the threaded connector and the loose joint main body are provided with wedge-shaped teeth, the connector wedge-shaped teeth and the loose joint main body can be completely buckled, the threaded connector and the loose joint main body cannot rotate during buckling, a fastening nut is additionally arranged to fix the splicing nut, and the splicing nut and the fastening nut cannot rotate through friction force generated between file marks on the fastening nut and the splicing nut; the wedge-shaped teeth and the extending surface of the loose joint main body are in the same plane, so that good sealing performance is guaranteed; the anti-loosening movable joint is simple and convenient to install, avoids the pipeline loosening phenomenon caused by pipeline vibration, and reduces the risks of leakage and pipe explosion of the pipeline.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Description of the drawings:
FIG. 1 is a schematic structural view of each part of the anti-loose joint provided by the present invention;
fig. 2 is a schematic structural view of the anti-loose joint provided by the present invention after being assembled;
fig. 3 is a schematic end view of a connection end of a threaded joint of the anti-loosening joint according to the present invention;
fig. 4 is a cross-sectional view of the anti-loosening joint provided by the present invention;
FIG. 5 is a schematic cross-sectional view of the threaded joint of the present invention connected to a loose joint body;
fig. 6 is a sectional view of the tightening nut of the anti-loose joint of the present invention.
The specific implementation mode is as follows:
the present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-6: the utility model discloses an anti-loosening loose joint, include:
the loose joint main body 1 structurally comprises an accommodating port 14 and a pipeline port 15, wherein the accommodating port 14 is provided with main body wedge-shaped teeth 11, a sealing ring installation groove 12 and an extension plane 13, the main body wedge-shaped teeth 11 are positioned between the sealing ring installation groove 12 and an inner ring of the accommodating port 14, the main body wedge-shaped teeth 11 protrude out of the plane of the sealing ring installation groove 12, and a sealing ring is installed in the sealing ring installation groove 12;
a threaded joint 2 comprising an engagement port 24 and a pipe port 25, the engagement port 24 being located in the receiving port 14 of the union body 1, the engagement port 24 having joint wedge teeth 21 on an inner ring which are flush with the seal ring contact surface 22 of the threaded joint 2, the joint wedge teeth 21 being fully meshed with the body wedge teeth 11;
a tightening nut 3 that tightens the threaded joint 2 on the union body 1; and the fastening nut 4 is sleeved on the loose joint main body 1 and tightly attached to the tightening nut 3.
The working principle is as follows: when the anti-loosening loose joint is installed, the wedge-shaped teeth 11 of the loose joint main body 1 are buckled with the wedge-shaped teeth 21 of the threaded joint 2, the sealing ring is installed in the sealing ring installation groove 12 of the loose joint main body 1, and the sealing ring contact surface 22 of the threaded joint 2 is tightly attached to the sealing ring; the screwed joint 2 is hooped on the loose joint main body 1 by using the assembling nut 3, the assembling nut 3 is screwed on the external thread of the loose joint main body 1, the fastening nut 4 is screwed on the external thread of the loose joint main body 1, and the fastening nut 4 is tightly attached to the assembling nut 3; when the threaded joint 2 is buckled with the loose joint main body 1, the loose joint main body wedge-shaped teeth 11 are buckled with the joint wedge-shaped teeth 21, so that the threaded joint 2 cannot rotate with the loose joint main body 1, and the sealing ring has a sealing effect on the threaded joint 2 and the loose joint main body 1; the threaded joint 2 is hooped on the loose joint main body 1 by the assembling screw cap 3, so that the loose phenomenon of the pipeline connection caused by the vibration of the pipeline can be avoided by using the anti-loosening loose joint for connecting the pipeline.
In another example, the receiving port 14 of the union body 1 has an external thread, the makeup nut 3 and the fastening nut 4 each have an internal thread, the makeup nut 3 is screwed onto the receiving port 14 of the union body 1, and the fastening nut 4 is screwed onto the receiving port 14 of the union body.
In another example, the end surface of the fastening nut 4 has a file, the fastening nut 4 is tightly attached to the split nut 3, and the file of the end surface 4 of the fastening nut prevents the split nut 3 from loosening.
In another example, the thickness of the seal ring is greater than the thickness of the body wedge teeth 11.
In another example, the inside diameter of the union body 1 is equal to the inside diameter of the threaded joint 2, and the engagement port 24 of the threaded joint 2 has a diameter slightly smaller than the inside diameter of the receiving port 14 of the union body 1.
In another example, the inner ring of the split nut 3 has a ring of tightening layers 31, and the engaging port 24 of the threaded joint 2 is tightened between the receiving port 14 of the loose joint body 1 and the tightening layers 31.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (6)
1. An anti-loosening union, comprising:
the movable joint main body structurally comprises an accommodating port and a pipeline port, wherein the accommodating port is provided with main body wedge-shaped teeth, a sealing ring installation groove and an epitaxial plane, the main body wedge-shaped teeth are positioned between the sealing ring installation groove and an inner ring of the accommodating port, the main body wedge-shaped teeth protrude out of the plane of the sealing ring installation groove, and a sealing ring is installed in the sealing ring installation groove;
a threaded joint including an engagement port and a pipe port, the engagement port being located in the receiving port of the loose joint body, an inner ring of the engagement port having joint wedge teeth that are flush with a sealing ring contact surface of the threaded joint, the joint wedge teeth being fully meshed with the body wedge teeth;
a tightening nut that tightens the threaded joint on the loose joint body; and the fastening nut is sleeved on the loose joint main body and tightly attached to the splicing nut.
2. The anti-loosening union of claim 1, wherein the receiving port of the union body has external threads, the makeup nut and the fastening nut each have internal threads, the makeup nut being tightened on the receiving port of the union body, and the fastening nut being tightened on the receiving port of the union body.
3. The anti-loosening union of claim 1, wherein the fastening nut end face is knurled.
4. The anti-release union of claim 1, wherein the seal ring has a thickness greater than the thickness of the body wedge teeth.
5. The anti-release union of claim 2, wherein the union body internal diameter is equal to the threaded union internal diameter, and the threaded union engagement port diameter is slightly smaller than the union body receiving port internal diameter.
6. The anti-release union of claim 2, wherein said split nut inner ring has a band of gripping layers, and the engagement port of the threaded joint is gripped between the receiving port of the union body and the gripping layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921082497.0U CN210318906U (en) | 2019-07-11 | 2019-07-11 | Anti-loosening movable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921082497.0U CN210318906U (en) | 2019-07-11 | 2019-07-11 | Anti-loosening movable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210318906U true CN210318906U (en) | 2020-04-14 |
Family
ID=70150616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921082497.0U Active CN210318906U (en) | 2019-07-11 | 2019-07-11 | Anti-loosening movable joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210318906U (en) |
-
2019
- 2019-07-11 CN CN201921082497.0U patent/CN210318906U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 8 Fenghuang Middle Road, Fucheng District, Mianyang City, Sichuan Province 621000 Patentee after: Mianyang Haohua Photoelectric Technology Co.,Ltd. Address before: No. 8 Fenghuang Middle Road, Fucheng District, Mianyang City, Sichuan Province 621000 Patentee before: Mianyang Jinneng Mobile Energy Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |