CN209977479U - Hydraulic pipe joint convenient to install - Google Patents
Hydraulic pipe joint convenient to install Download PDFInfo
- Publication number
- CN209977479U CN209977479U CN201920705887.2U CN201920705887U CN209977479U CN 209977479 U CN209977479 U CN 209977479U CN 201920705887 U CN201920705887 U CN 201920705887U CN 209977479 U CN209977479 U CN 209977479U
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- Prior art keywords
- water inlet
- annular
- pipe
- joint
- connecting sleeve
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Abstract
The utility model discloses a hydraulic pipe joint convenient to install, which comprises a pipe body, a water inlet joint, a water outlet joint and a connecting sleeve, wherein an external thread part is formed on the periphery of the water outlet joint, an internal thread part is formed on the inner side of the connecting sleeve, one end of the water inlet joint passes through the connecting sleeve and then is detachably connected to the pipe body, and an annular groove is formed between the water inlet joint and the pipe body; the junction of water supply connector and body is provided with first seal assembly, is provided with second seal assembly on the terminal surface that the body was kept away from to the inlet tube. The utility model has the advantages of it is following and effect: the water inlet joint penetrates through the connecting sleeve to be connected onto the pipe body through threads, and an annular groove which is used for the connecting sleeve to realize circumferential rotation and axial fixation is formed between the water inlet joint and the pipe body, so that the connecting sleeve is convenient to disassemble; meanwhile, the first sealing assembly can realize the sealing of the joint of the water inlet joint and the pipe body, and the second sealing assembly can realize the sealing between the water inlet pipe and the end face of the connected hydraulic pipe, so that the good sealing performance is ensured.
Description
Technical Field
The utility model relates to a hydraulic pressure technical field, in particular to hydraulic pressure coupling convenient to installation.
Background
The hydraulic pipe joint is a part for connecting a hydraulic pipe in a hydraulic system or connecting the hydraulic pipe to a hydraulic element.
At present, chinese patent with an authorization notice number of CN208474710U and an authorization notice date of 2019, 2.5 discloses a hydraulic pipe joint, which comprises a body, wherein the body is provided with a water outlet pipe joint and a water inlet pipe joint, the water inlet pipe joint is provided with a connecting sleeve for being connected with a pipe body, the connecting sleeve is internally provided with a locking structure for preventing the connecting sleeve from being connected with the pipe body in a loose manner, a water inlet of the water inlet pipe joint is provided with an expansion part which is butted with the pipe orifice of the pipe body and is shaped like an external Chinese character 'ba', an external thread is arranged on the external cylindrical surface of the water outlet pipe joint, and a water outlet of the water outlet pipe joint is provided with a.
When realizing connecting through the screw thread mode among the hydraulic pressure coupling, for the hydraulic pressure pipe of connecting the end of intaking and the hydraulic pressure pipe of play water end conveniently, the one end of hydraulic pressure coupling this moment need set up the adapter sleeve to conveniently connect two hydraulic pressure pipes (an organic whole is provided with the nut that can supply threaded connection on the hydraulic pressure pipe, all realize connecting through the nut of its tip during hydraulic pressure pipe threaded connection). In the hydraulic pipe joint, the connecting sleeve is rotatably connected to the water inlet pipe joint, and the hydraulic pipe convenient to connect into the connecting sleeve at the moment. But the adapter sleeve needs to rotate and connects on the water inlet pipe connector, and the minimum internal diameter of adapter sleeve is less than the biggest external diameter of water inlet pipe connector, and the dismouting is difficult to realize on the inlet tube to the adapter sleeve this moment to lead to the installation difficulty of adapter sleeve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hydraulic pressure coupling convenient to installation has the effect of being convenient for install.
The above technical purpose of the present invention can be achieved by the following technical solutions: a hydraulic pipe joint convenient to install comprises a pipe body, a water inlet joint arranged at one end of the pipe body, a water outlet joint arranged at the other end of the pipe body, and a connecting sleeve rotatably connected to the water outlet joint, wherein an external thread part used for connecting a hydraulic pipe is formed on the periphery of the water inlet joint, an internal thread part used for connecting the hydraulic pipe is formed on the inner side of the connecting sleeve, one end of the water inlet joint penetrates through the connecting sleeve and then is detachably connected to the pipe body, and an annular groove for circumferential rotation and axial fixation of the connecting sleeve is formed between the water inlet joint and the pipe body; the joint of the water inlet joint and the pipe body is provided with a first sealing assembly, and the end face, far away from the pipe body, of the water inlet joint is provided with a second sealing assembly used for achieving sealing with the end face of the hydraulic pipe.
The utility model discloses a further set up to: the water inlet joint is characterized in that a threaded hole is formed in the pipe body, and one end of the water inlet joint is a threaded end in threaded connection with the threaded hole.
The utility model discloses a further set up to: the inner wall that water supply connector one end was kept away from to the screw hole does not set up the screw thread, first seal assembly strengthens fossil fragments including the embedding at the first annular of the bottom of screw hole, embedding in first annular strengthen fossil fragments week side and be used for supporting tightly the first rubber seal on the screw hole does not set up the threaded inner wall, embedding strengthen fossil fragments at first annular and be close to on the terminal surface of water supply connector and be used for compressing tightly the second rubber seal between fossil fragments and the water supply connector is strengthened to first annular.
The utility model discloses a further set up to: the second seal assembly comprises a second annular reinforcing keel embedded into the end face of the water inlet connector, a third rubber seal ring embedded into the end face of the second annular reinforcing keel close to the water inlet connector and used for pressing the end face of the water inlet connector, and a fourth rubber seal ring embedded into the end face of the second annular reinforcing keel far away from the water inlet connector and used for pressing the end face of the hydraulic pipe.
The utility model discloses a further set up to: the annular embedded groove that supplies third rubber seal, fourth rubber seal embedding is seted up respectively on the both ends face of second annular enhancement fossil fragments, the part of third rubber seal embedding in annular embedded groove is greater than half, the part of fourth rubber seal embedding in annular embedded groove is greater than half.
The utility model discloses a further set up to: the connecting sleeve is provided with a rotating part which is rotatably connected with the annular groove, and a rubber gasket is embedded into the bottom of the rotating part.
The utility model discloses a further set up to: the cover is equipped with the ceramic circle that is located ring channel department on the water supply connector, the inner wall that the adapter sleeve is located ring channel department is contradicted on the outer wall of ceramic circle.
The utility model discloses a further set up to: the ceramic ring is characterized in that a positioning column is arranged on one end face of the ceramic ring, and a positioning groove for the positioning column to be embedded into to limit the rotation of the ceramic ring is formed in the water inlet connector.
To sum up, the utility model discloses following beneficial effect has:
1. the water inlet joint penetrates through the connecting sleeve to be connected onto the pipe body through threads, and an annular groove which is used for the connecting sleeve to realize circumferential rotation and axial fixation is formed between the water inlet joint and the pipe body, so that the connecting sleeve is convenient to disassemble; meanwhile, the first sealing assembly can realize the sealing of the joint of the water inlet joint and the pipe body, and the second sealing assembly can realize the sealing between the water inlet joint and the end surface of the connected hydraulic pipe, so that the good sealing performance is ensured;
2. the first rubber sealing ring realizes the sealing between the first annular reinforcing keel and the threaded hole without the threaded part, the second rubber sealing ring realizes the sealing between the first annular reinforcing keel and the water inlet joint, and finally, the good sealing performance is ensured;
3. because the rubber sealing ring is inconvenient to be directly placed on the end face of the water inlet joint in the connecting sleeve, the second annular reinforcing keel is arranged in the second sealing assembly, the third rubber sealing ring and the fourth rubber sealing ring are convenient to drive to be embedded into the connecting sleeve, the third rubber sealing ring realizes the sealing between the water inlet joint and the second annular reinforcing keel, the fourth rubber sealing ring realizes the sealing between the second annular reinforcing keel and the hydraulic pipe, and finally, the good sealing performance is ensured;
4. when the connecting sleeve is connected with the hydraulic pipe, the end face of the hydraulic pipe abuts against the second sealing component, the rotating part of the connecting sleeve can be driven to abut against the end face of the water inlet joint, the rubber gasket is pressed between the rotating part and the water inlet joint, and the thread clearance between the connecting sleeve and the hydraulic pipe can be offset through the deformation of the rubber gasket;
5. the ceramic ring on the water inlet joint can reduce the friction coefficient between the connecting sleeve and the water inlet joint, thereby facilitating the rotation of the connecting sleeve;
6. the positioning column on the ceramic sleeve is embedded in the positioning groove on the water inlet joint, so that the ceramic sleeve can be prevented from rotating under the driving of the connecting sleeve, and the abrasion of the inner ring of the ceramic sleeve is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a partial schematic view at a in fig. 1.
Reference numerals: 1. a pipe body; 11. a threaded hole; 2. a water inlet joint; 21. a threaded end; 22. positioning a groove; 3. a water outlet joint; 31. an external threaded portion; 4. connecting sleeves; 41. an internal thread portion; 42. a rotating part; 5. an annular groove; 6. a first seal assembly; 61. a first annular reinforcing keel; 62. a first rubber seal ring; 63. a second rubber seal ring; 7. a second seal assembly; 71. a second annular reinforcing keel; 711. an annular embedded groove; 72. a third rubber seal ring; 73. a fourth rubber seal ring; 8. a rubber gasket; 9. a ceramic ring; 91. and a positioning column.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1: a hydraulic pipe joint convenient to install is shown in figure 1 and comprises a pipe body 1, a water inlet joint 2 in one end of the pipe body 1, a water outlet joint 3 integrally arranged at the other end of the pipe body 1 and a connecting sleeve 4 rotatably connected to the water inlet joint 2. An external thread part 31 for connecting a hydraulic pipe is formed on the periphery of the water outlet joint 3, and an internal thread part 41 for connecting the hydraulic pipe is formed on the inner side of the connecting sleeve 4.
As shown in fig. 1 and 2, a threaded hole 11 is formed at one end of the pipe body 1, and a threaded end 21 screwed into the threaded hole 11 is integrally provided at the water inlet joint 2. The threaded hole 11 is not provided with threads on the inner wall of one end far away from the water inlet connector 2, and a first sealing assembly 6 for sealing is arranged between the part of the threaded hole 11 which is not provided with the threads and the water inlet connector 2.
As shown in fig. 1 and 2, the first sealing assembly 6 includes a first annular reinforcing keel 61 embedded in the bottom of the threaded hole 11, a first rubber sealing ring 62 embedded in the circumferential side of the first annular reinforcing keel 61 and used for abutting against the inner wall of the threaded hole 11 without threads, and a second rubber sealing ring 63 embedded in the end surface of the first annular reinforcing keel 61 close to the water inlet joint 2 and used for being compressed between the first annular reinforcing keel 61 and the water inlet joint 2.
As shown in fig. 1 and 2, the threaded end 21 of the water inlet connector 2 is threaded onto the pipe body 1 after passing through the connecting sleeve 4, and an annular groove 5 for circumferential rotation and axial fixation of the connecting sleeve 4 is formed between the water inlet connector 2 and the pipe body 1. A ceramic ring 9 is sleeved on the water inlet connector 2 at the annular groove 5; a rotating part 42 sleeved at the annular groove 5 is formed on the connecting sleeve 4; the inner wall of the rotating part 42 on the connecting sleeve 4 is abutted against the outer wall of the ceramic ring 9, and the bottom surface of the rotating part 42 is abutted against the end surface of the water inlet connector 2 close to the threaded end 21. Meanwhile, a positioning column 91 is integrally arranged on one end face of the ceramic ring 9, and a positioning groove 22 for the positioning column 91 to be embedded into so as to limit the rotation of the ceramic ring 9 is formed in the water inlet joint 2; and a rubber packing 8 is inserted into the bottom of the rotating part 42.
As shown in fig. 1 and 2, a second sealing assembly 7 for sealing with the end surface of the hydraulic pipe is disposed on the end surface of the water inlet joint 2 away from the pipe body 1. The second sealing assembly 7 comprises a second annular reinforcing keel 71 embedded on the end surface of the water inlet connector 2, a third rubber sealing ring 72 embedded on the end surface of the second annular reinforcing keel 71 close to the water inlet connector 2 and used for pressing on the end surface of the water inlet connector 2, and a fourth rubber sealing ring 73 embedded on the end surface of the second annular reinforcing keel 71 far away from the water inlet connector 2 and used for pressing on the end surface of a hydraulic pipe. Annular embedding grooves 711 into which the third rubber sealing ring 72 and the fourth rubber sealing ring 73 are embedded are formed in two end faces of the second annular reinforcing keel 71 respectively, the part of the third rubber sealing ring 72 embedded in the annular embedding grooves 711 is more than one half, and the part of the fourth rubber sealing ring 73 embedded in the annular embedding grooves 711 is more than one half.
The implementation principle is as follows: the water inlet connector 2 penetrates through the connecting sleeve 4 to be connected onto the pipe body 1 through threads, and an annular groove 5 which is used for realizing circumferential rotation and axial fixation of the connecting sleeve 4 is formed between the water inlet connector 2 and the pipe body 1, so that the connecting sleeve 4 is convenient to disassemble; simultaneously first seal assembly 6 can realize the sealed of water supply connector 2 and body 1 junction, and second seal assembly 7 can realize the sealed between the terminal surface of water supply connector 2 and the hydraulic pressure pipe that is connected to guarantee good leakproofness.
Because of taking place deformation easily when directly placing rubber seal in screw hole 11, strengthen fossil fragments 61 through setting up first annular in first seal assembly 6 this moment, thereby be convenient for drive first rubber seal 62, second rubber seal 63 imbeds the bottom of screw hole 11, and first rubber seal 62 realizes that first annular is strengthened fossil fragments 61 and screw hole 11 and does not set up the sealed between the screwed part, second rubber seal 63 realizes that first annular is strengthened fossil fragments 61 and water supply connector 2 between sealed, finally realize guaranteeing good leakproofness.
Because of it is comparatively inconvenient directly to place rubber seal on water supply connector 2's terminal surface in adapter sleeve 4, through set up second annular enhancement fossil fragments 71 in second seal assembly 7 this moment, be convenient for drive third rubber seal 72 this moment, fourth rubber seal 73 imbeds in adapter sleeve 4, and third rubber seal 72 realizes sealing between water supply connector 2 and the second annular enhancement fossil fragments 71, fourth rubber seal 73 realizes sealing between second annular enhancement fossil fragments 71 and the hydraulic pressure pipe, finally realize guaranteeing good leakproofness.
When adapter sleeve 4 and hydraulic pressure union coupling, the terminal surface of hydraulic pressure pipe supports tightly on second seal assembly 7, can drive the rotation portion 42 of adapter sleeve 4 this moment and the terminal surface of water supply connector 2 and support tightly, and rubber packing ring 8 is compressed tightly between rotation portion 42 and water supply connector 2 this moment, can offset the thread clearance between adapter sleeve 4 and the hydraulic pressure pipe through the deformation of rubber packing ring 8.
The ceramic ring 9 on the inlet connection 2 reduces the coefficient of friction between the connection sleeve 4 and the inlet connection 2, thereby facilitating the rotation of the connection sleeve 4. The positioning column 91 on the ceramic sleeve is embedded in the positioning groove 22 on the water inlet connector 2, so that the ceramic sleeve can be prevented from rotating under the driving of the connecting sleeve 4, and the abrasion of the inner ring of the ceramic sleeve is reduced.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a hydraulic pressure coupling convenient to installation, includes body (1), sets up at water supply connector (2) of body (1) one end, sets up at water outlet connector (3) of body (1) other end, rotates adapter sleeve (4) of connection on water supply connector (2), the week side of water outlet connector (3) is formed with external screw thread portion (31) that are used for connecting the hydraulic pressure pipe, the inboard of adapter sleeve (4) is formed with internal thread portion (41) that are used for connecting the hydraulic pressure pipe, its characterized in that: one end of the water inlet joint (2) passes through the connecting sleeve (4) and then is detachably connected to the pipe body (1), and an annular groove (5) which is used for the connecting sleeve (4) to rotate in the circumferential direction and is fixed in the axial direction is formed between the water inlet joint (2) and the pipe body (1); the joint of the water inlet joint (2) and the pipe body (1) is provided with a first sealing assembly (6), and a second sealing assembly (7) used for realizing sealing with the end face of the hydraulic pipe is arranged on the end face, away from the pipe body (1), of the water inlet joint (2).
2. An easily installable hydraulic pipe joint according to claim 1, wherein: threaded holes (11) are formed in the pipe body (1), and one end of the water inlet joint (2) is a threaded end (21) which is connected into the threaded holes (11) in a threaded mode.
3. An easily installable hydraulic pipe joint according to claim 2, wherein: the inner wall of water supply connector (2) one end is kept away from in screw hole (11) does not set up the screw thread, fossil fragments (61) are strengthened at the first annular of the bottom of screw hole (11) including the embedding in first sealing component (6), embedding in first annular strengthen fossil fragments (61) week side and be used for supporting tightly first rubber seal (62) on screw hole (11) do not set up the threaded inner wall, embedding strengthen fossil fragments (61) at first annular and be close to on the terminal surface of water supply connector (2) and be used for compressing tightly second rubber seal (63) between first annular strengthen fossil fragments (61) and water supply connector (2).
4. An easily installable hydraulic pipe joint according to claim 1, wherein: second seal assembly (7) including embedding second annular enhancement fossil fragments (71) on the terminal surface of water supply connector (2), embedding second annular enhancement fossil fragments (71) be close to on the terminal surface of water supply connector (2) and be used for compressing tightly third rubber seal (72) on the terminal surface of water supply connector (2), embedding setting are strengthened fossil fragments (71) and are kept away from on the terminal surface of water supply connector (2) and be used for compressing tightly fourth rubber seal (73) on the terminal surface of hydraulic pressure pipe at second annular.
5. An easily installable hydraulic pipe joint according to claim 4, wherein: annular embedded grooves (711) for embedding of a third rubber sealing ring (72) and a fourth rubber sealing ring (73) are formed in two end faces of the second annular reinforcing keel (71), the portion, embedded into the annular embedded grooves (711), of the third rubber sealing ring (72) is larger than half, and the portion, embedded into the annular embedded grooves (711), of the fourth rubber sealing ring (73) is larger than half.
6. An easily installable hydraulic pipe joint according to claim 1, wherein: the connecting sleeve (4) is provided with a rotating part (42) which is rotatably connected with the annular groove (5), and a rubber gasket (8) is embedded into the bottom of the rotating part (42).
7. An easily installable hydraulic pipe joint according to claim 1, wherein: the water inlet joint (2) is sleeved with a ceramic ring (9) located at the annular groove (5), and the inner wall of the connecting sleeve (4) located at the annular groove (5) is abutted to the outer wall of the ceramic ring (9).
8. An easily installable hydraulic pipe joint according to claim 7, wherein: a positioning column (91) is arranged on the end face of one end of the ceramic ring (9), and a positioning groove (22) for the positioning column (91) to be embedded into to limit the rotation of the ceramic ring (9) is arranged on the water inlet joint (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705887.2U CN209977479U (en) | 2019-05-17 | 2019-05-17 | Hydraulic pipe joint convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705887.2U CN209977479U (en) | 2019-05-17 | 2019-05-17 | Hydraulic pipe joint convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209977479U true CN209977479U (en) | 2020-01-21 |
Family
ID=69262695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920705887.2U Expired - Fee Related CN209977479U (en) | 2019-05-17 | 2019-05-17 | Hydraulic pipe joint convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209977479U (en) |
-
2019
- 2019-05-17 CN CN201920705887.2U patent/CN209977479U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200121 |