CN216201530U - Pipeline connecting device - Google Patents
Pipeline connecting device Download PDFInfo
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- CN216201530U CN216201530U CN202122393141.2U CN202122393141U CN216201530U CN 216201530 U CN216201530 U CN 216201530U CN 202122393141 U CN202122393141 U CN 202122393141U CN 216201530 U CN216201530 U CN 216201530U
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- sleeve
- ring
- teeth
- flange plate
- pipe
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Abstract
The utility model discloses a pipeline connecting device, which comprises two pipe fittings, a sleeve and two connecting components, wherein the connecting components are respectively arranged on two sides of the sleeve along the axial direction; the connecting assembly comprises a flange plate, a connecting ring and connecting teeth, the connecting ring is fixedly arranged on the flange plate, the flange plate and the connecting ring are provided with through holes allowing pipe fittings to pass through, the connecting teeth are circumferentially distributed on the connecting ring and are positioned on one side of the connecting ring, which is back to the flange plate, and the connecting teeth are provided with inclined planes which are obliquely arranged; the two ends of the inner side of the sleeve are provided with ring surfaces which are obliquely arranged, the connecting teeth are matched in the sleeve in an inserted mode, the inclined surfaces of the connecting teeth are abutted to the ring surfaces, and the connecting cylinder is connected with the connecting ring through a connecting mechanism. The pipeline connecting device has the advantages of simple structure, convenient use and high connecting strength.
Description
Technical Field
The utility model relates to the technical field of pipeline connection, in particular to a pipeline connecting device.
Background
PVC, PPR, PPE plastic tubing of material, during the preparation, for the convenience of transportation and storage, generally make certain length according to certain national standard, consequently when using, need more than two pipe fittings to connect, the connected mode commonly used adopts the mode beading of hot melt with the end of two pipe fittings together. The disadvantages of the welding are direct welding, few contact surfaces and inconvenient replacement and equipment. The existing connecting structure is complex, inconvenient to use and poor in integrity.
Disclosure of Invention
To the not enough of above-mentioned prior art, the technical problem that this patent application will solve provides a simple structure, convenient to use, pipeline connecting device that joint strength is high.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a pipeline connecting device comprises two pipe fittings, a sleeve and two connecting assemblies, wherein the connecting assemblies are respectively arranged on two sides of the sleeve along the axial direction; the connecting assembly comprises a flange plate, a connecting ring and connecting teeth, the connecting ring is fixedly arranged on the flange plate, the flange plate and the connecting ring are provided with through holes allowing pipe fittings to pass through, the connecting teeth are circumferentially distributed on the connecting ring and are positioned on one side of the connecting ring, which is back to the flange plate, and the connecting teeth are provided with inclined planes which are obliquely arranged; the two ends of the inner side of the sleeve are provided with ring surfaces which are obliquely arranged, the connecting teeth are matched in the sleeve in an inserted mode, the inclined surfaces of the connecting teeth are abutted to the ring surfaces, and the connecting cylinder is connected with the connecting ring through a connecting mechanism.
Like this, because the sleeve is provided with the anchor ring that the slope set up, cup joint coupling assembling respectively on the pipe fitting, insert the sleeve with the end of pipe fitting in, later promote the connecting piece, insert between sleeve and the pipe fitting with the connection tooth, connect the tooth and be provided with the inclined plane, along with the inserting of connection tooth, the pipe fitting is increasingly big with the power between connection tooth, later through coupling mechanism with ring flange and muffjoint, realize two pipe fittings be connected can.
Wherein, the surface that the connecting tooth just faces the pipe fitting distributes and is provided with anti-skidding arch. The friction between the connecting teeth and the pipe fitting is improved, and the connecting strength is improved.
The connecting mechanism comprises two rings of support lugs which are distributed on the sleeve, the support lugs are provided with threaded holes right facing the holes in the flange plate, and the locking bolts penetrate through the holes in the flange plate and are matched with the threaded holes in the support lugs in a screwed connection mode. The locking bolt penetrates through the hole in the flange plate and the threaded hole in the support lug, the position of the connecting assembly and the position of the sleeve are fixed along with the depth of screwing in the threaded hole, and the structure is simple.
The two ends of the sleeve are provided with step surfaces, the step surfaces are fixedly provided with sealing rings, and the sealing rings are abutted to the surfaces of the pipe fittings. The sealing effect is convenient to improve, and leakage is prevented.
The flange plate, the connecting ring and the connecting teeth are all made of plastic materials. The connecting teeth have certain elastic deformation capacity, can be inserted into the sleeve, and have interaction force with the sleeve, so that the integral connecting strength is improved conveniently.
In conclusion, the pipeline connecting device has the advantages of simple structure, convenience in use and high connecting strength.
Drawings
Fig. 1 is a schematic structural diagram of a pipe connection device according to the present invention.
Fig. 2 is a cross-sectional view of the pipe section of fig. 1 with the pipe section removed.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2.
Fig. 4 is a schematic view of a connection assembly.
Fig. 5 is a schematic view of a sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "upper, lower" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
As shown in fig. 1 to 5, a pipe connecting device comprises two pipe fittings 1, a sleeve 2 and two connecting assemblies, wherein the connecting assemblies are respectively arranged on two sides of the sleeve along the axial direction; the connecting assembly comprises a flange plate 3, a connecting ring 4 and connecting teeth 5, the connecting ring is fixedly arranged on the flange plate, the flange plate and the connecting ring are provided with through holes allowing pipe fittings to pass through, the connecting teeth are circumferentially distributed on the connecting ring and are positioned on one side of the connecting ring, which is opposite to the flange plate, and the connecting teeth are provided with inclined planes which are obliquely arranged; the two ends of the inner side of the sleeve are provided with ring surfaces 6 which are obliquely arranged, the connecting teeth are matched in the sleeve in an inserted mode, the inclined surfaces of the connecting teeth are abutted to the ring surfaces, and the connecting cylinder is connected with the connecting ring through a connecting mechanism.
Like this, because the sleeve is provided with the anchor ring that the slope set up, cup joint coupling assembling respectively on the pipe fitting, insert the sleeve with the end of pipe fitting in, later promote the connecting piece, insert between sleeve and the pipe fitting with the connection tooth, connect the tooth and be provided with the inclined plane, along with the inserting of connection tooth, the pipe fitting is increasingly big with the power between connection tooth, later through coupling mechanism with ring flange and muffjoint, realize two pipe fittings be connected can.
Wherein, the surface of the connecting tooth facing the pipe fitting is distributed with anti-skid bulges 7. The friction between the connecting teeth and the pipe fitting is improved, and the connecting strength is improved.
The connecting mechanism comprises two rings of support lugs 8 which are distributed on the sleeve, the support lugs are provided with threaded holes 9 opposite to the holes in the flange plate, and the locking bolts penetrate through the holes in the flange plate and are matched with the threaded holes in the support lugs in a screwed connection mode. The locking bolt penetrates through the hole in the flange plate and the threaded hole in the support lug, the position of the connecting assembly and the position of the sleeve are fixed along with the depth of screwing in the threaded hole, and the structure is simple.
The two ends of the sleeve are provided with step surfaces 11, the step surfaces are fixedly provided with sealing rings 12, and the sealing rings are abutted to the surfaces of the pipe fittings. The sealing effect is convenient to improve, and leakage is prevented.
The flange plate, the connecting ring and the connecting teeth are all made of plastic materials. The connecting teeth have certain elastic deformation capacity, can be inserted into the sleeve, and have interaction force with the sleeve, so that the integral connecting strength is improved conveniently.
The principle is as follows:
because the sleeve is provided with the anchor ring that the slope set up, cup joint coupling assembling on the pipe fitting respectively, insert the sleeve with the end of pipe fitting in, later promote the connecting piece, insert the connection tooth between sleeve and pipe fitting, connect the tooth and be provided with the inclined plane, along with the inserting of connecting the tooth, the pipe fitting is increasingly big with the power between connection tooth, the sleeve joint with ring flange through coupling mechanism later, realize two pipe fittings be connected can.
Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.
Claims (5)
1. A pipeline connecting device comprises two pipe fittings, and is characterized by further comprising a sleeve and two connecting assemblies, wherein the connecting assemblies are respectively arranged on two sides of the sleeve along the axial direction;
the connecting assembly comprises a flange plate, a connecting ring and connecting teeth, the connecting ring is fixedly arranged on the flange plate, the flange plate and the connecting ring are provided with through holes allowing pipe fittings to pass through, the connecting teeth are circumferentially distributed on the connecting ring and are positioned on one side of the connecting ring, which is back to the flange plate, and the connecting teeth are provided with inclined planes which are obliquely arranged;
the two ends of the inner side of the sleeve are provided with ring surfaces which are obliquely arranged, the connecting teeth are matched in the sleeve in an inserted mode, the inclined surfaces of the connecting teeth are abutted to the ring surfaces, and the sleeve is connected with the connecting ring through a connecting mechanism.
2. The pipe connection device of claim 1, wherein the surface of the connecting teeth facing the pipe is provided with anti-slip protrusions.
3. The pipe connection device according to claim 1, wherein the connection mechanism comprises two rings of lugs distributed on the sleeve, the lugs are provided with threaded holes opposite to the holes on the flange, and the locking bolts pass through the holes on the flange to be screwed with the threaded holes on the lugs.
4. The pipe connection device according to claim 1, wherein the sleeve has stepped surfaces at both ends thereof, and the stepped surfaces are fixedly provided with sealing rings which abut against the surfaces of the pipe fittings.
5. A pipe coupling according to claim 1, wherein said flange, coupling ring and coupling teeth are all made of a plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122393141.2U CN216201530U (en) | 2021-09-30 | 2021-09-30 | Pipeline connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122393141.2U CN216201530U (en) | 2021-09-30 | 2021-09-30 | Pipeline connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216201530U true CN216201530U (en) | 2022-04-05 |
Family
ID=80859457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122393141.2U Active CN216201530U (en) | 2021-09-30 | 2021-09-30 | Pipeline connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216201530U (en) |
-
2021
- 2021-09-30 CN CN202122393141.2U patent/CN216201530U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |