CN212564808U - Connecting pipeline device and detachable pipe joint module - Google Patents
Connecting pipeline device and detachable pipe joint module Download PDFInfo
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- CN212564808U CN212564808U CN202021953758.4U CN202021953758U CN212564808U CN 212564808 U CN212564808 U CN 212564808U CN 202021953758 U CN202021953758 U CN 202021953758U CN 212564808 U CN212564808 U CN 212564808U
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Abstract
A connecting pipeline device and a detachable pipe joint module are provided, the connecting pipeline device comprises a metal pipe and the detachable pipe joint module, the detachable pipe joint module comprises a sleeve piece and a connecting piece, the sleeve piece is sleeved on the metal pipe and is provided with a sleeve body, a clamping and abutting part formed on the inner side of the sleeve body, and a first thread part formed on the sleeve body, and the clamping and abutting part abuts against the metal pipe to stop the sleeve piece from being separated from the metal pipe. The connecting piece is provided with a body connected with the sleeve piece, a joint part which coaxially extends from one side of the body opposite to the sleeve piece and is movably connected with the water-cooling heat dissipation system, a second thread part which is formed on the body and is matched and locked with the first thread part, and a flow passage part which penetrates through the body and the joint part, wherein the flow passage part is communicated with the metal pipe and has the same cross section shape and size from beginning to end. Therefore, when the fluid flows into the external water-cooling heat dissipation system through the runner part, the pressure of the fluid tends to be stable, so that the water-cooling pipeline of the water-cooling heat dissipation system is prevented from being broken due to overlarge pressure of the fluid.
Description
Technical Field
The present invention relates to a detachable pipe joint module, and more particularly to a detachable pipe joint module for connecting a metal pipe and a water-cooling heat dissipation system, and a connecting pipe device combining the detachable pipe joint module and the metal pipe.
Background
The pipe joint is a common article in life, and is often used at the joint between a pipeline and an external device, because the external device and the pipeline are usually made of different materials according to the requirements, or the external device and the pipeline are difficult to manufacture into an integral forming for the convenience of installation, at this time, the requirement for connecting the external device and the pipeline is generated, and the pipe joint plays an important role in connecting the external device and the pipeline.
The water-cooling heat dissipation system in the computer case is one of many external devices, but when the existing pipe joint is used, the water pressure flowing into the water-cooling heat dissipation system is too large due to too large difference of the diameters of the flow channels in the pipe joint, so that the water-cooling pipeline in the water-cooling heat dissipation system is easy to break, but if the water yield is reduced to reduce the water pressure, the water-cooling heat dissipation system of the computer cannot exert the maximum effect.
SUMMERY OF THE UTILITY MODEL
Therefore, the objective of the present invention is to provide a connecting pipe device and a detachable pipe joint module for solving the above problems.
Thus, the connecting pipe device of the present invention comprises a metal pipe and a detachable pipe joint module in some embodiments.
The metal pipe is provided with a pipe body and a limiting flange which surrounds one end of the pipe body and protrudes outwards.
The detachable pipe joint module comprises a sleeve and a connecting piece, the sleeve is sleeved on the metal pipe and is provided with a sleeve body, a clamping and supporting part formed on the inner side of the sleeve body and matched with the limiting flange, and a first thread part formed on the sleeve body, and the clamping and supporting part supports against the limiting flange to block the sleeve from separating from the metal pipe.
The connecting piece is provided with a body connected with the sleeve piece, a joint part coaxially extending from one side of the body opposite to the sleeve piece, a second thread part formed on the body and matched and locked with the first thread part, and a flow passage part penetrating through the body and the joint part, wherein the flow passage part is communicated with the metal pipe and has the same cross-sectional shape and size from beginning to end.
In some embodiments, the body includes a base portion and an extension portion connected to the base portion and formed with the second threaded portion, the base portion having a first side opposite the sleeve and a second side facing the sleeve, the joint portion extending from the first side, the extension portion extending from the second side.
In some embodiments, the sleeve body includes a bottom wall surrounding the tube body and forming the engaging portion, a surrounding wall extending from the bottom wall to the connecting member, and the first threaded portion is formed on an inner wall surface of the surrounding wall.
In some embodiments, the body further includes a placement platform recessed from the end surface of the extension portion toward the base portion, the detachable pipe joint module further includes an anti-diarrheal gasket having a hole, the anti-diarrheal gasket is placed on the placement platform, the hole corresponds to the flow channel portion, and the size of the cross section of the hole is the same as the size of the cross section of the flow channel portion.
In some embodiments, the body further includes an annular groove formed on the first side of the base portion and recessed toward the second side and surrounding the joint portion, and the detachable pipe joint module further includes an annular gasket embedded in the annular groove.
In some embodiments, the second threaded portion is formed on an inner surface of the extending portion, the sleeve body includes a surrounding wall surrounding the pipe body, the engaging portion is formed on an inner wall surface of the surrounding wall, and the first threaded portion is formed on an outer wall surface of the surrounding wall.
The utility model discloses a detachable pipe joint module is used for connecting tubular metal resonator and water-cooling heat dissipation system.
The utility model discloses removable coupling module contains a external member and a connecting piece in some implementation modes appearance.
The sleeve is sleeved on the metal tube and is provided with a sleeve body, a clamping and abutting part formed on the inner side of the sleeve body and a first threaded part formed on the sleeve body, and the clamping and abutting part abuts against the metal tube to stop the sleeve from separating from the metal tube.
The connecting piece is provided with a body connected with the sleeve, a joint part which is coaxially extended from one side of the body opposite to the sleeve and is movably connected with the water-cooling heat dissipation system, a second thread part which is formed on the body and is matched and locked with the first thread part, and a flow passage part which penetrates through the body and the joint part, wherein the flow passage part is communicated with the metal pipe and has the same cross section shape and size from beginning to end.
In some embodiments, the body includes a base portion and an extension portion connected to the base portion and formed with the second threaded portion, the base portion having a first side opposite the sleeve and a second side facing the sleeve, the joint portion extending from the first side, the extension portion extending from the second side.
In some embodiments, the second threaded portion is formed on an outer surface of the extending portion, the sleeve body includes a bottom wall surrounding the metal tube and forming the engaging portion, a surrounding wall extending from the bottom wall to the connecting member, and the first threaded portion is formed on an inner wall surface of the surrounding wall.
In some embodiments, the body further includes a placement platform recessed from the end surface of the extension portion toward the base portion, the detachable pipe joint module further includes an anti-diarrheal gasket having a hole, the anti-diarrheal gasket is placed on the placement platform, the hole corresponds to the flow channel portion, and the size of the cross section of the hole is the same as the size of the cross section of the flow channel portion.
In some embodiments, the body further includes an annular groove formed on the first side of the base portion and recessed toward the second side and surrounding the joint portion, and the detachable pipe joint module further includes an annular gasket embedded in the annular groove.
In some embodiments, the second threaded portion is formed on an inner surface of the extending portion, the sleeve body includes a surrounding wall surrounding the metal tube, the engaging portion is formed on an inner wall surface of the surrounding wall, and the first threaded portion is formed on an outer wall surface of the surrounding wall.
In some embodiments, the joint part has a third threaded portion, and the third threaded portion is cooperatively locked with the water-cooled heat dissipation system.
The utility model discloses have following efficiency at least: by means of the structure that the cross sections of the runner parts are the same in size from beginning to end, when fluid flows into the external water-cooling heat dissipation system through the runner parts, the fluid pressure does not change excessively so that the fluid pressure tends to be stable, and therefore the water-cooling pipeline in the water-cooling heat dissipation system is prevented from being broken due to the excessive fluid pressure.
Drawings
Other features and effects of the present invention will be apparent from the embodiments with reference to the accompanying drawings.
FIG. 1 is a perspective view illustrating a first embodiment of the connecting line device of the present invention;
FIG. 2 is an exploded perspective view illustrating the first embodiment;
FIG. 3 is a cross-sectional view taken along line III-III of FIG. 2;
FIG. 4 is a cross-sectional view taken along line IV-IV of FIG. 1;
FIG. 5 is a schematic cross-sectional view similar to the view of FIG. 3 illustrating a second embodiment of the connecting line device of the present invention; and
fig. 6 is a schematic cross-sectional view similar to the view of fig. 4 illustrating the second embodiment.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Before the present invention is described in detail, it should be noted that in the following description, like elements are represented by like reference numerals.
Referring to fig. 1 to 4, a first embodiment of the connecting pipe device of the present invention includes a metal pipe 1 and a detachable pipe joint module 2.
The metal tube 1 has a tube 11 and a limiting flange 12 surrounding one end of the tube 11 and protruding outward, for example, the metal tube 1 can be bent to match with space to limit the change of shape, the limiting flange 12 is formed by stamping the end of the metal tube 1, and the cross-sectional area of the limiting flange 12 is larger than that of the tube 11.
The detachable pipe joint module 2 includes a sleeve 21, a connecting member 22, an anti-diarrheal gasket 23, and an annular gasket 24.
The sleeve 21 is sleeved on the metal tube 1 and has a sleeve body 211, a clamping portion 212 formed inside the sleeve body 211 and matching with the limiting flange 12, and a first threaded portion 213 formed on the sleeve body 211, wherein the clamping portion 212 is clamped against the limiting flange 12 to stop the sleeve 21 from separating from the metal tube 1, and in detail, in the first embodiment, the sleeve body 211 includes a bottom wall 211a and a surrounding wall 211 b. The bottom wall 211a is annularly sleeved on the tube 11 and has a front side 211d and a rear side 211 e. The bottom wall 211a protrudes from the inner wall surface of the bottom wall to the rear side surface 211e toward the axis to form the engaging portion 212, wherein the engaging portion 212 defines a rear through hole 212b, and the sectional area of the rear through hole 212b is smaller than the sectional area of the limiting flange 12.
The engaging portion 212 has an abutting surface 212a facing the position-limiting flange 12 and against which the position-limiting flange 12 abuts. The limiting flange 12 includes a rear abutting surface 121 and a front abutting surface 122 located at two opposite sides, wherein the rear abutting surface 121 is used for abutting against the abutting surface 212 a. In addition, the bottom wall 211a further has an inner limiting wall 211f located on an inner wall surface thereof close to the front side surface 211d and connected to the abutting surface 212a, the inner limiting wall 211f and the abutting surface 212a together define a front through hole 212c communicating with the rear through hole 212b, the tube body 11 of the metal tube 1 can penetrate through the front through hole 212c and the rear through hole 212b, and the limiting flange 12 can penetrate through the front through hole 212c and abut against the engaging portion 212. On the other hand, the surrounding wall 211b extends from the front side 211d of the bottom wall 211a toward a direction away from the rear side 211 e. In this embodiment, the first threaded portion 213 is formed on the inner wall surface of the surrounding wall 211b, and the cross sections of the sleeve 21 and the connecting member 22 are circular, but not limited thereto. In another embodiment, the cross-section of the sleeve 21 and the connecting member 22 may be hexagonal, which also facilitates the application of force.
The connecting member 22 has a main body 221 connected to the sleeve 21, a joint portion 222 coaxially extending from a side of the main body 221 opposite to the sleeve 21, a second threaded portion 223 formed on the main body 221 and engaged with the first threaded portion 213, and a flow passage portion 224 passing through the main body 221 and the joint portion 222, wherein the flow passage portion 224 is communicated with the metal pipe 1 and has the same cross-sectional shape and size throughout. By the structure that the cross-sectional shapes and sizes of the flow channel parts 224 are the same from beginning to end, and the cross-sectional shape of the flow channel part 224 is also the same as the cross-sectional shape and size of a flow channel of a water-cooling heat dissipation system, when fluid (liquid or gas, water is exemplified in this embodiment) flows into the water-cooling heat dissipation system through the flow channel part 224, the fluid pressure in the flow channel part 224 and the fluid pressure in the water-cooling heat dissipation system can be consistent, thereby achieving the effect of preventing the water-cooling pipeline in the water-cooling heat dissipation system from being broken due to too large hydraulic pressure. In addition, a third threaded portion 222a is formed on the outer wall surface of the joint portion 222 for locking with the water-cooling heat dissipation system.
In the first embodiment, the body 221 includes an annular base 221a having a first side 221b opposite to the sleeve 21 and a second side 221c facing the sleeve 21, an extension 221d extending from the second side 221c, a placement platform 221e recessed from an end surface of the extension 221d toward the base 221a, and an annular groove 221f formed in the first side 221b and recessed toward the second side 221c and surrounding the joint 222, the placement platform 221e being formed corresponding to the shape of the antidiarrheal gasket 23, and the annular groove 221f being formed corresponding to the shape of the annular gasket 24.
The outer wall surface of the base 221a and the outer wall surface of the surrounding wall 211b are provided with an embossed pattern for increasing friction force, so that a user can apply force better when locking or removing the connecting piece 22 and the sleeve 21 with each other.
The anti-diarrheal gasket 23 is flexible, for example, made of rubber, but the material is not limited to rubber, the anti-diarrheal gasket 23 has a hole 231, the anti-diarrheal gasket 23 is placed on the placing platform 221e, and the position of the hole 231 corresponds to the flow channel portion 224, wherein the size of the cross section of the hole 231 is the same as the size of the cross section of the flow channel portion 224. In addition, when the anti-diarrheal pad 23 is placed on the placing platform 221e, one end of the anti-diarrheal pad 23 protrudes from the placing platform 221e, and the other end of the anti-diarrheal pad located in the placing platform 221e is tightly pressed against the wall surface of the placing platform 221e, so that the anti-diarrheal pad 23 can be positioned, the hole 231 is constantly corresponding to the runner 224, and the gap can be reduced to prevent fluid from seeping out. Furthermore, by locking the sleeve 21 and the connecting member 22 to each other, the end of the antidiarrheal gasket 23 protruding out of the placing platform 221e will extend into the front through hole 212c and tightly abut against the front abutment surface 122 of the stop flange 12 and the inner stop wall surface 211f of the bottom wall 211a, so that fluid can be prevented from leaking out of the end of the sleeve 21. In addition, when the sleeve 21 and the connecting member 22 are locked with each other, only the first threaded part 213 and the second threaded part 223 are in contact with each other between the sleeve 21 and the connecting member 22 and the rest parts are not in contact with each other through the arrangement that the anti-diarrheal gasket 23 is positioned between the sleeve 21 and the connecting member 22 and the thickness of the anti-diarrheal gasket 23, so that the scratching phenomenon in the locking process can be avoided.
The annular gasket 24 is embedded in the annular groove 221f, so that the joint 222 can be prevented from scratching each other and water overflowing when being connected with a water-cooling heat dissipation system.
Referring to fig. 5 and 6, a second embodiment of the connecting pipeline device of the present invention is similar to the first embodiment, and the difference mainly lies in the positions of the first thread part 213 and the second thread part 223 on the sleeve 21 and the connecting member 22, respectively, and the difference between the first embodiment and the second embodiment will be further described below.
In the second embodiment, the connecting member 22 has a body 221 connected to the sleeve 21. The body 221 includes an annular base 221a having a first side 221b opposite to the sleeve 21 and a second side 221c facing the sleeve 21, an extension 221d extending from the periphery of the base 221a to the second side 221c, and a platform 221e recessed from the second side 221c of the base 221a toward the first side 221b, wherein the platform 221e is formed corresponding to the shape of the antidiarrheal gasket 23, and the second thread 223 is formed on the inner wall of the extension 221 d.
The sleeve 21 has a sleeve body 211 surrounding the metal tube 1 and a clamping part 212 arranged on the inner side of the sleeve body 211, and the sleeve body 211 has a surrounding wall 211b surrounding the metal tube 1. In detail, the surrounding wall 211b is annularly sleeved on the tube 11 and has a front side 211d and a rear side 211e, the surrounding wall 211b protrudes from an inner wall surface of the surrounding wall to the rear side 211e toward the axis to form the engaging portion 212, the engaging portion 212 defines a rear through hole 212b, a sectional area of the rear through hole 212b is smaller than a sectional area of the limiting flange 12, the engaging portion 212 has an abutting surface 212a facing the limiting flange 12 and against which the limiting flange 12 abuts, the limiting flange 12 includes a rear abutting surface 121 and a front abutting surface 122 located at two opposite sides, wherein the rear abutting surface 121 is used for abutting against the abutting surface 212 a. In addition, the surrounding wall 211b further has an inner limiting wall 211f located on an inner wall surface thereof close to the front side surface 211d and connected to the abutting surface 212a, the inner limiting wall 211f and the abutting surface 212a together define a front through hole 212c communicating with the rear through hole 212b, the tube body 11 of the metal tube 1 can penetrate through the front through hole 212c and the rear through hole 212b, and the limiting flange 12 can penetrate through the front through hole 212c and abut against the engaging portion 212. In the second embodiment, the first screw portion 213 is formed on the outer wall surface of the surrounding wall 211b close to the front side surface 211d, and the outer wall surface of the surrounding wall 211b close to the rear side surface 211e is provided with an embossed pattern, when the antidiarrheal gasket 23 is placed on the placing platform 221e, one end of the antidiarrheal gasket 23 protrudes out of the placing platform 221e, and one end inside the placing platform 221e abuts against the wall surface of the placing platform 221e, so that the position of the hole 231 is constantly corresponding to the flow channel portion 224, and the gap can be reduced to prevent fluid leakage. Furthermore, by locking the sleeve 21 and the connecting member 22 to each other, the end of the antidiarrheal gasket 23 protruding out of the placing platform 221e will extend into the front through hole 212c and tightly abut against the front abutting surface 122 of the limiting flange 12 and the inner limiting wall surface 211f of the surrounding wall 211b, so that fluid can be prevented from leaking out of the end of the sleeve 21.
In addition, when the sleeve 21 and the connecting member 22 are locked with each other, only the first threaded part 213 and the second threaded part 223 are in contact with each other and the rest parts are not in contact with each other between the sleeve 21 and the connecting member 22 through the arrangement that the anti-diarrheal gasket 23 is positioned between the sleeve 21 and the connecting member 22 and the thickness of the anti-diarrheal gasket 23, so that the scratching can be avoided during the locking process.
Specifically, the anti-diarrheal gasket 23 can be placed in the surrounding wall 211b and abut against the limiting flange 12, the anti-diarrheal gasket 23 can be limited by the surrounding wall 211b to avoid sliding, and the holes 231 of the anti-diarrheal gasket 23 are communicated with the runner 224 and the metal pipe 1. The extension portion 221d can cover a portion of the surrounding wall 211b and is locked and fixed by the first screw portion 213 and the second screw portion 223, so that the antidiarrheal gasket 23 tightly abuts against the placing platform 221e of the connecting member 22 and the front abutment surface 122 of the stop flange 12, and the outer peripheral surface of the antidiarrheal gasket 23 tightly abuts against the inner stop wall surface 211f of the surrounding wall 211b, thereby preventing fluid from seeping out.
To sum up, the utility model discloses borrow by the same structure of the cross sectional shape size throughout aforementioned runner portion 224, make the fluid via when runner portion 224 flowed into outside water-cooling heat dissipation system, fluid pressure does not have excessive change and makes fluid pressure tend to stable to avoid the water-cooling pipeline in the water-cooling heat dissipation system to break because of fluid pressure is too big, so can reach the purpose of the utility model.
The above description is only an example of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the contents of the specification should be included in the scope of the present invention.
Claims (13)
1. A connecting line device, characterized in that:
the metal tube is provided with a tube body and a limiting flange which surrounds one end of the tube body and protrudes outwards; and
a detachable pipe joint module comprises
A sleeve member sleeved on the metal tube and having a sleeve body, a clamping and supporting portion formed on the inner side of the sleeve body and matched with the limiting flange, and a first threaded portion formed on the sleeve body, wherein the clamping and supporting portion is supported on the limiting flange to block the sleeve member from being separated from the metal tube, and
the connecting piece is provided with a body connected with the sleeve piece, a joint part coaxially extending from one side of the body opposite to the sleeve piece, a second thread part formed on the body and matched and locked with the first thread part, and a flow passage part penetrating through the body and the joint part, wherein the flow passage part is communicated with the metal pipe and has the same cross-sectional shape and size from beginning to end.
2. The connecting line device according to claim 1, wherein the body includes a base portion and an extension portion connected to the base portion and formed with the second threaded portion, the base portion having a first side opposite to the sleeve and a second side facing the sleeve, the joint portion extending from the first side, the extension portion extending from the second side.
3. The connecting line device according to claim 2, wherein the sleeve body includes a bottom wall that surrounds the pipe body and forms the abutting portion, a surrounding wall that extends from the bottom wall toward the connecting member, and the first threaded portion is formed on an inner wall surface of the surrounding wall.
4. The connecting line device according to claim 2, wherein the body further comprises a placement platform recessed from the end surface of the extension portion toward the base portion, the detachable pipe joint module further comprises an anti-diarrheal gasket having a hole, the anti-diarrheal gasket is placed on the placement platform, the position of the hole corresponds to the flow channel portion, and the size of the cross-sectional shape of the hole is the same as the size of the cross-sectional shape of the flow channel portion.
5. The connecting line device according to claim 2, wherein the body further comprises an annular groove formed in the first side of the base portion and recessed toward the second side and surrounding the coupling portion, and the detachable pipe joint module further comprises an annular gasket fitted in the annular groove.
6. The connecting line device according to claim 2, wherein the second threaded portion is formed on an inner surface of the extending portion, the sleeve body includes a surrounding wall surrounding the pipe body, the engaging portion is formed on an inner wall surface of the surrounding wall, and the first threaded portion is formed on an outer wall surface of the surrounding wall.
7. A detachable pipe joint module is used for connecting a metal pipe and a water-cooling heat dissipation system, and is characterized in that: the detachable pipe joint module comprises
The sleeve is sleeved on the metal tube and is provided with a sleeve body, a clamping and abutting part formed on the inner side of the sleeve body and a first threaded part formed on the sleeve body, and the clamping and abutting part abuts against the metal tube to stop the sleeve from separating from the metal tube; and
the connecting piece is provided with a body connected with the sleeve, a joint part which is opposite to one side of the sleeve and coaxially extends from the body and is movably connected with the water-cooling heat dissipation system, a second thread part which is formed on the body and is matched and locked with the first thread part, and a flow passage part which penetrates through the body and the joint part, wherein the flow passage part is communicated with the metal pipe and has the same cross section shape and size from beginning to end.
8. The separable pipe joint module as claimed in claim 7, wherein said body comprises a base portion and an extension portion connected to said base portion and formed with said second threaded portion, said base portion having a first side opposite to said sleeve and a second side facing said sleeve, said joint portion extending from said first side, said extension portion extending from said second side.
9. The detachable pipe joint module of claim 8, wherein the second thread portion is formed on an outer surface of the extension portion, the housing includes a bottom wall surrounding the metal pipe and forming the engaging portion, a surrounding wall extending from the bottom wall to the connecting member, and the first thread portion is formed on an inner wall surface of the surrounding wall.
10. The separable pipe joint module as recited in claim 8, wherein the body further comprises a placement platform recessed from the end surface of the extension portion toward the base portion, the separable pipe joint module further comprises an anti-diarrheal gasket having an aperture, the anti-diarrheal gasket is disposed on the placement platform and the aperture is located corresponding to the flow channel portion, and the aperture has a cross-sectional shape and size the same as that of the flow channel portion.
11. The separable pipe joint module according to claim 8, wherein the body further comprises an annular groove formed in the first side of the base portion and recessed toward the second side and surrounding the joint portion, and the separable pipe joint module further comprises an annular gasket fitted in the annular groove.
12. The detachable pipe joint module of claim 8, wherein the second threaded portion is formed on an inner surface of the extension portion, the sleeve body includes a surrounding wall surrounding the metal pipe, the engaging portion is formed on an inner wall surface of the surrounding wall, and the first threaded portion is formed on an outer wall surface of the surrounding wall.
13. The removable pipe joint module as claimed in claim 7, wherein said joint portion has a third threaded portion, and said third threaded portion is cooperatively locked with said hydronic system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953758.4U CN212564808U (en) | 2020-09-09 | 2020-09-09 | Connecting pipeline device and detachable pipe joint module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021953758.4U CN212564808U (en) | 2020-09-09 | 2020-09-09 | Connecting pipeline device and detachable pipe joint module |
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| CN212564808U true CN212564808U (en) | 2021-02-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233946A (en) * | 2020-09-09 | 2022-03-25 | 商佑企业股份有限公司 | Connecting pipeline device and detachable pipe joint module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233946A (en) * | 2020-09-09 | 2022-03-25 | 商佑企业股份有限公司 | Connecting pipeline device and detachable pipe joint module |
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