CN210106838U - Novel hydraulic pipe joint - Google Patents
Novel hydraulic pipe joint Download PDFInfo
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- CN210106838U CN210106838U CN201920943193.2U CN201920943193U CN210106838U CN 210106838 U CN210106838 U CN 210106838U CN 201920943193 U CN201920943193 U CN 201920943193U CN 210106838 U CN210106838 U CN 210106838U
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- pipe joint
- connecting sleeve
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Abstract
The utility model provides a novel hydraulic pressure coupling belongs to hydraulic pressure accessory technical field. The pipe joint solves the problem that the spiral connection part of the existing pipe joint body and the connecting pipe is easy to leak liquid. This novel hydraulic pressure coupling has the axial between feed liquor union coupling and the body and leans on a step, and the feed liquor union coupling goes up the cover and is equipped with the adapter sleeve that is used for being connected with hydraulic pressure pipe and the interior terminal surface axial of this adapter sleeve support and lean on by a step the axial on, be provided with between adapter sleeve and the body and drive the adjusting device that the adapter sleeve moved outward and increase adapter sleeve and hydraulic pressure union coupling length on the feed liquor union coupling axial slip. The utility model discloses simple structure, connecting sleeve increase the axial connection distance in the adjustable connecing of axial distance on the feed liquor pipe connector, and adapter sleeve and feed liquor pipe connector axial adjustment mode are for sliding adjustment, and the leakproofness is good, adjusts stable in structure, long service life.
Description
Technical Field
The utility model belongs to the technical field of the hydraulic pressure accessory, a novel hydraulic pressure coupling is related to.
Background
The hydraulic pipe joint is a part for connecting pipelines in a hydraulic system or installing the pipelines on a hydraulic component, and is a general name of a connecting piece which can be assembled and disassembled in a fluid passage.
The axial connecting distance of the existing hydraulic pipe joint is slightly adjustable when the hydraulic pipe joint is connected in order to adapt to pipeline connection at a special position in a hydraulic system.
For example, Chinese patent numbers are: "201420210042.3" the hydraulic pressure coupling of adjustable length, its concrete structure includes the coupling body, and the coupling body becomes the right angle form, is connected with two takeovers with the threaded connection mode at the both ends of coupling body, and two takeovers constitute by screw thread section, joint section and the interlude that is located between screw thread section and the joint section, and the screw thread section is connected at the tip of coupling body, and the length of this screw thread section is less than its and coupling body matched with internal thread's length, and is provided with lock nut in the junction.
In the structure, the connecting pipe is connected to the pipe joint body in a spiral mode, the axial length of the connecting pipe on the pipe joint body can be adjusted, but the axial length of the connecting pipe and the axial length of the pipe joint body are not adjusted stably, the axial length of the connecting pipe and the axial length of the pipe joint body are adjusted in a spiral connection mode, when the connecting pipe and the pipe joint body are used for a long time, threads of the pipe joint body are abraded, the spiral connection of the pipe joint body and the connecting pipe is not tight, liquid leakage occurs at the spiral connection position of the pipe joint body and the connecting pipe, and the.
Disclosure of Invention
The utility model aims at the above-mentioned problem that exists among the prior art, provide a simple structure, connection cover axial distance adjustable and this both axial distance adjustable regulation mode on the feed liquor pipe connector for slide adjusting, adjust stable in structure, long service life's novel hydraulic pressure pipe connector.
The purpose of the utility model can be realized by the following technical proposal: a novel hydraulic pipe joint comprises a body, wherein the body is provided with a first liquid outlet pipe joint, a second liquid outlet pipe joint and a liquid inlet pipe joint, the first liquid outlet pipe joint is internally provided with a first liquid outlet channel, the second liquid outlet pipe joint is internally provided with a second liquid outlet channel, the liquid inlet pipe joint is internally provided with a liquid inlet channel, the liquid inlet channel is communicated with the liquid outlet channel I in a straight line manner in the body, the liquid inlet channel is communicated with the liquid outlet channel II in an inclined manner in the body, it is characterized in that an axial leaning step is arranged between the liquid inlet pipe joint and the body, a connecting sleeve used for being connected with a hydraulic pipe is sleeved on the liquid inlet pipe joint, the inner end surface of the connecting sleeve axially leans against the axial leaning step, the adjusting device capable of driving the connecting sleeve to axially slide and move outwards on the liquid inlet pipe joint and increasing the connecting length of the connecting sleeve and the hydraulic pipe is arranged between the connecting sleeve and the body.
The novel hydraulic pipe joint is mainly characterized in that an adjusting device is arranged between the connecting sleeve and the body, and the adjusting device is used for enabling the connecting sleeve to axially slide outwards on the liquid inlet pipe joint so as to achieve the purpose of increasing the connecting length of the connecting sleeve when the connecting sleeve is connected with the hydraulic pipe; the adjusting mode of the connecting sleeve and the liquid inlet pipe joint is relative sliding adjustment, so that the connecting sleeve and the liquid inlet pipe joint axially slide and move outwards, relative abrasion between the connecting sleeve and the liquid inlet pipe joint is avoided, liquid leakage at the joint of the connecting sleeve and the liquid inlet pipe joint is avoided, the adjusting structure is stable, and the service life is long.
In foretell a novel hydraulic pipe connects, adjusting device include the adjusting collar, the inner wall of adjusting collar on be provided with the internal thread, the outer wall of adjusting collar on be provided with outer hexagonal, the outer wall of adapter sleeve on be provided with the external screw thread, the adjusting collar pass through internal thread screwed connection and on the external screw thread of adapter sleeve and the interior terminal surface axial of this adjusting collar be in the axial lean on the position step, adapter sleeve and inlet pipe connect between be provided with the guider that the adapter sleeve moved outward on the inlet pipe connector axially. The adjusting sleeve and the connecting sleeve are in spiral connection, the axial direction of the inner end face of the adjusting sleeve is axially close to the step, when the adjusting sleeve rotates clockwise, the adjusting sleeve acts on the connecting sleeve in a spiral mode to enable the connecting sleeve to have a reverse outward pushing acting force, a guiding device for enabling the connecting sleeve to move outwards in the axial direction on the liquid inlet pipe connector is arranged between the adjusting sleeve and the connecting sleeve, and the connecting sleeve moves outwards in the axial direction on the liquid inlet pipe connector through the guiding device to increase the connecting length with the hydraulic pipe.
In foretell a novel hydraulic pipe connects, guider include the semi-circular guide strip that has the axial setting on the inner wall of adapter sleeve, inlet channel's outer wall on have the semi-circular guide way of axial setting, the size, the shape and the semi-circular guide way adaptation of semi-circular guide strip, when the adapter sleeve cover was established on the inlet pipe connects, and this semi-circular guide strip is in the semi-circular guide way that corresponds. The connecting sleeve is in axial guide fit with the semicircular guide groove of the liquid inlet channel through the semicircular guide strip, the adjusting sleeve can be effectively prevented from acting on the connecting sleeve in a spiral mode to enable the connecting sleeve to rotate in the liquid inlet channel, and the axial guide effect of the connecting sleeve on the liquid inlet channel is good.
In the above new hydraulic pipe joint, the axial length of the semicircular guide strip is smaller than the axial length of the semicircular guide groove. The purpose of this arrangement is to stabilize the axial fit of the semicircular guide strip in the semicircular guide groove, and the two do not interfere with each other in the axial sliding fit.
In foretell a novel hydraulic pressure coupling, the outer wall of feed liquor coupling on still have an annular seal groove, annular seal groove in set firmly the ring, have the annular butt joint groove on the inner wall of the adapter sleeve that corresponds with ring, when the adapter sleeve cover was established on the feed liquor coupling, ring part be in the annular butt joint groove of adapter sleeve. The purpose of setting up like this is to guarantee that both relative axial slip of inlet coupling and adapter sleeve move outward sealed validity, long service life.
In foretell a novel hydraulic pipe connects, the cross section of annular butt joint groove be conical shape, annular seal's outer wall on have conical joint portion, annular seal's conical joint portion and annular butt joint groove size, shape adaptation, annular seal's conical joint portion be in annular butt joint groove. When the connecting sleeve moves outwards in the axial direction on the liquid inlet pipe joint to increase the connecting length with the hydraulic pipe, the connecting sleeve elastically extrudes the conical clamping part of the annular sealing ring through the annular butt joint groove, and the purpose of setting is to ensure the sealing effectiveness between the liquid inlet channel and the connecting sleeve and to achieve good sealing effect.
In the above-mentioned novel hydraulic pipe joint, the axial length of the connecting sleeve is greater than the axial length of the liquid inlet channel, and the inner wall of the connecting sleeve outside the liquid inlet channel is provided with an internal thread for connecting the hydraulic pipe with a screw. The connecting sleeve is detachably connected with the hydraulic pipe through internal threads.
Compared with the prior art, the novel hydraulic pipe joint has the advantages that: simple structure, connecting sleeve connect increase axial connection distance on the inlet pipe connector axial distance is adjustable, and adapter sleeve and inlet pipe connector axial adjustment mode are for sliding control, and the leakproofness is good, adjusts stable in structure, long service life.
Drawings
Fig. 1 is a schematic sectional structural view of the novel hydraulic pipe joint.
In the figure, 1, a body; 2. the liquid outlet pipe is connected with the first connector; 3. a second liquid outlet pipe joint; 4. a liquid inlet pipe joint; 5. a liquid outlet channel I; 6. a liquid outlet channel II; 7. a liquid inlet channel; 8. an axial leaning step; 9. connecting sleeves; 10. an adjusting sleeve; 11. an outer hexagon; 12. a semicircular guide strip; 13. a semicircular guide groove; 14. an annular seal ring; 15. a conical clamping part.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in figure 1, the novel hydraulic pipe joint mainly comprises a body 1, a first liquid outlet pipe joint 2 is arranged on the body 1, the liquid outlet pipe joint is provided with a second liquid outlet pipe joint 3 and a first liquid inlet pipe joint 4, a first liquid outlet channel 5 is arranged in the first liquid outlet pipe joint 2, a second liquid outlet channel 6 is arranged in the second liquid outlet pipe joint 3, a liquid inlet channel 7 is arranged in the liquid inlet pipe joint 4, the liquid inlet channel 7 and the first liquid outlet channel 5 are communicated linearly in the body 1, the liquid inlet channel 7 and the second liquid outlet channel 6 are communicated in the body 1 in an inclined mode, an axial leaning step 8 is arranged between the liquid inlet pipe joint 4 and the body 1, the liquid inlet pipe joint 4 is sleeved with a connecting sleeve 9 connected with a hydraulic pipe, the axial direction of the inner end face of the connecting sleeve 9 is propped against the axial leaning step 8, the axial length of the connecting sleeve 9 is larger than that of the liquid inlet channel 7, and an internal thread used for being in spiral connection with the.
An adjusting device which can drive the connecting sleeve 9 to axially slide and move outwards on the liquid inlet pipe joint 4 and increase the connecting length of the connecting sleeve 9 and the hydraulic pipe is arranged between the connecting sleeve 9 and the body 1; in actual manufacturing, the specific implementation of the adjusting device is as follows: the liquid inlet pipe joint mainly comprises an adjusting sleeve 10, wherein an inner thread is arranged on the inner wall of the adjusting sleeve 10, an outer hexagonal 11 is arranged on the outer wall of the adjusting sleeve 10, an outer thread is arranged on the outer wall of a connecting sleeve 9, the adjusting sleeve 10 is in threaded connection with the outer thread of the connecting sleeve 9 through the inner thread, the inner end face of the adjusting sleeve 10 is axially located on an axial leaning step 8, and a guiding device for the connecting sleeve 9 to move outwards in the axial direction on the liquid inlet pipe joint 4 is arranged between the connecting sleeve 9 and the liquid inlet pipe joint 4.
In actual manufacturing, the guide device is implemented by the following specific modes: the inner wall of the connecting sleeve 9 is provided with an axially arranged semicircular guide strip 12, the outer wall of the liquid inlet channel 7 is provided with an axially arranged semicircular guide groove 13, the size and the shape of the semicircular guide strip 12 are matched with the semicircular guide groove 13, when the connecting sleeve 9 is sleeved on the liquid inlet pipe joint 4, the semicircular guide strip 12 is positioned in the corresponding semicircular guide groove 13, and the axial length of the semicircular guide strip 12 is smaller than that of the semicircular guide groove 13.
In actual manufacturing, the outer wall of the liquid inlet pipe joint 4 is also provided with an annular sealing groove, an annular sealing ring 14 is fixedly arranged in the annular sealing groove, the inner wall of the connecting sleeve 9 corresponding to the annular sealing ring 14 is provided with an annular butt joint groove, and when the connecting sleeve 9 is sleeved on the liquid inlet pipe joint 4, the annular sealing ring 14 is partially positioned in the annular butt joint groove of the connecting sleeve 9; in practical application, the specific implementation joints of the annular sealing ring 14 partially located in the annular butt groove of the connecting sleeve 9 are as follows: the cross section of annular butt joint groove is conical shape, has conical joint portion 15 on the outer wall of annular seal ring 14, and annular seal ring 14's conical joint portion 15 and annular butt joint groove size, shape adaptation, annular seal ring 14's conical joint portion 15 is in the annular butt joint groove.
Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a novel hydraulic pipe joint, includes body (1), body (1) on have liquid outlet pipe joint (2), liquid outlet pipe joint two (3) and inlet pipe joint (4), liquid outlet pipe joint (2) in have liquid outlet channel (5), liquid outlet pipe joint two (3) in have liquid outlet channel two (6), inlet pipe joint (4) in have liquid inlet channel (7), liquid inlet channel (7) and liquid outlet channel (5) be sharp intercommunication in body (1), liquid inlet channel (7) and liquid outlet channel two (6) be the slope intercommunication in body (1), a serial communication port, inlet pipe joint (4) and body (1) between have the axial and lean on position step (8), inlet pipe joint (4) on the cover be equipped with be used for with the adapter sleeve (9) of hydraulic pipe connection and the interior terminal surface axial of this adapter sleeve (9) support and lean on by position step (8) ) And an adjusting device which can drive the connecting sleeve (9) to axially slide outwards on the liquid inlet pipe joint (4) and increase the connecting length of the connecting sleeve (9) and the hydraulic pipe is arranged between the connecting sleeve (9) and the body (1).
2. The novel hydraulic pipe joint as claimed in claim 1, wherein the adjusting device comprises an adjusting sleeve (10), an internal thread is arranged on the inner wall of the adjusting sleeve (10), an outer hexagonal socket (11) is arranged on the outer wall of the adjusting sleeve (10), an external thread is arranged on the outer wall of the connecting sleeve (9), the adjusting sleeve (10) is connected to the external thread of the connecting sleeve (9) through an internal thread screw, the axial direction of the inner end face of the adjusting sleeve (10) is in the axial leaning step (8), and a guide device for the connecting sleeve (9) to move outwards in the axial direction on the liquid inlet pipe joint (4) is arranged between the connecting sleeve (9) and the liquid inlet pipe joint (4).
3. The novel hydraulic pipe joint according to claim 2, wherein the guiding device comprises a semicircular guiding strip (12) which is axially arranged on the inner wall of the connecting sleeve (9), a semicircular guiding groove (13) which is axially arranged on the outer wall of the liquid inlet channel (7), the size and the shape of the semicircular guiding strip (12) are matched with the semicircular guiding groove (13), and when the connecting sleeve (9) is sleeved on the liquid inlet pipe joint (4), the semicircular guiding strip (12) is positioned in the corresponding semicircular guiding groove (13).
4. A new hydraulic pipe joint according to claim 3, characterized in that the axial length of the semicircular guide strips (12) is smaller than the axial length of the semicircular guide grooves (13).
5. The novel hydraulic pipe joint as claimed in claim 3, wherein the outer wall of the liquid inlet pipe joint (4) is further provided with an annular sealing groove, an annular sealing ring (14) is fixedly arranged in the annular sealing groove, the inner wall of the connecting sleeve (9) corresponding to the annular sealing ring (14) is provided with an annular butt-joint groove, and when the connecting sleeve (9) is sleeved on the liquid inlet pipe joint (4), the annular sealing ring (14) is partially positioned in the annular butt-joint groove of the connecting sleeve (9).
6. The novel hydraulic pipe joint according to claim 5, wherein the cross section of the annular butt-joint groove is conical, the outer wall of the annular sealing ring (14) is provided with a conical clamping portion (15), the conical clamping portion (15) of the annular sealing ring (14) is matched with the size and the shape of the annular butt-joint groove, and the conical clamping portion (15) of the annular sealing ring (14) is positioned in the annular butt-joint groove.
7. The novel hydraulic pipe joint according to claim 1, wherein the axial length of the connecting sleeve (9) is greater than that of the liquid inlet channel (7), and the inner wall of the connecting sleeve (9) outside the liquid inlet channel (7) is provided with an internal thread for connecting with a hydraulic pipe in a spiral manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920943193.2U CN210106838U (en) | 2019-06-21 | 2019-06-21 | Novel hydraulic pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920943193.2U CN210106838U (en) | 2019-06-21 | 2019-06-21 | Novel hydraulic pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106838U true CN210106838U (en) | 2020-02-21 |
Family
ID=69564899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920943193.2U Active CN210106838U (en) | 2019-06-21 | 2019-06-21 | Novel hydraulic pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210106838U (en) |
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2019
- 2019-06-21 CN CN201920943193.2U patent/CN210106838U/en active Active
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