CN214839133U - Compression-resistant joint for wind power hydraulic pipe assembly - Google Patents

Abstract

The utility model relates to a wind-powered electricity generation is resistance to compression joint for hydraulic pressure pipe assembly, be applied to the field of hydraulic pressure pipe assembly, it is including the connecting pipe that is used for with the hydraulic pressure hose intercommunication, still including the installation pipe that is used for with the hydraulic pressure pipeline intercommunication, the connecting pipe passes through the linkage unit with the installation pipe and can dismantle the connection, the linkage unit includes connecting block and compression spring, the connecting pipe joint inserts in the installation pipe, the spread groove has been seted up on the lateral wall of connecting pipe, the mounting groove has been seted up on the inside wall of installation pipe, compression spring is located the mounting groove, compression spring one end links to each other with the cell wall of mounting groove, the other end links to each other with the connecting block, the connecting block joint is in the mounting groove and with the mounting groove cooperation of sliding, one side joint that the installation pipe was kept away from to the connecting block is connected with the pull rod towards one side of compression spring, the pull rod passes the cell wall of mounting groove and extends to outside the installation pipe. Through the setting of coupling unit in this application, reducible because of threaded connection department takes place the pine and takes off, and lead to the possibility of hydraulic oil leakage.

Description

Compression-resistant joint for wind power hydraulic pipe assembly

Technical Field

The application relates to the field of hydraulic pipe assemblies, in particular to a compression joint for a wind power hydraulic pipe assembly.

Background

Currently, a hydraulic pipe assembly, also referred to as a hydraulic hose assembly, refers to the process of effectively connecting a fitting to both ends of a hose and then connecting it to hydraulic system components in order to properly deliver pressurized hydraulic oil. The hydraulic oil is conveyed by a hydraulic hose, the position relation between hydraulic elements is adapted by the flexibility of the hydraulic hose, a hydraulic hose assembly is used as one of indispensable parts in a hydraulic system, and the sealing performance and the pressure resistance of the hydraulic hose assembly directly determine the working performance of the hydraulic system.

Chinese patent publication No. CN104653907A discloses a hydraulic pipe joint, which comprises a body, wherein threaded connectors are arranged at two ends of the body, a groove is arranged in the middle of the body, a sealing ring is arranged in the groove, and the body is made of stainless steel. During installation, the hydraulic hose is fixedly connected with one end of the body in a threaded manner, and the other end of the body is connected with the hydraulic pipeline in a threaded manner, so that installation is completed.

In view of the above-mentioned related art, the inventor believes that, during use, the oil pressure of hydraulic oil is generally high, so that the hydraulic hose is prone to vibration, and therefore the threaded connection is prone to loosening, and hydraulic oil leakage is caused.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy pine that appears in threaded connection department and take off, and lead to the defect that hydraulic oil leaked, this application provides a wind-powered electricity generation is resistance to compression joint for hydraulic pipe assembly.

The application provides a pair of wind-powered electricity generation is resistance to compression joint for hydraulic pressure pipe assembly adopts following technical scheme:

a pressure-resistant joint for a wind power hydraulic pipe assembly comprises a connecting pipe communicated with a hydraulic hose and an installation pipe communicated with a hydraulic pipeline, the connecting pipe is detachably connected with the mounting pipe through a connecting unit, the connecting unit comprises a connecting block and a compression spring, the connecting pipe clamp is connected into the mounting pipe, the outer side wall of the connecting pipe is provided with a connecting groove, the inner side wall of the mounting pipe is provided with a mounting groove, the compression spring is positioned in the mounting groove, one end of the compression spring is connected with the groove wall of the mounting groove, the other end of the compression spring is connected with the connecting block, the connecting block is clamped in the mounting groove and is matched with the mounting groove in a sliding way, one side of the connecting block, which is far away from the mounting pipe, is clamped in the connecting groove, one side of the connecting block, which faces the compression spring, is connected with a pull rod, and the pull rod penetrates through the groove wall of the mounting groove and extends out of the mounting pipe.

Through adopting above-mentioned technical scheme, during the installation, the operator pulls the pull rod towards the direction of keeping away from the installation pipe, and the pull rod drives the connecting block and removes until the connecting block contracts into the mounting groove completely. The operator inserts the connecting pipe in the installation pipe for spread groove and connecting block are aimed at, then loosen the pull rod, and compression spring elasticity resets, drives the connecting block and removes, until the connecting block joint in the spread groove, thereby accomplish the installation, reduced because of the threaded connection department appears the pine and takes off, and lead to the possibility of hydraulic oil leakage.

Optionally, an inclined plane is formed on the connecting block, and one end of the inclined plane, which is close to the connecting pipe, faces a direction away from the hydraulic hose.

Through adopting above-mentioned technical scheme, during the installation, in the operator inserts the connecting pipe into the installation pipe to promote the connecting pipe in to the installation pipe, insert the one end and the inclined plane contact of going into the installation pipe until the connecting pipe, the operator continues to promote the connecting pipe towards the installation is intraductal, the connecting pipe passes through the inclined plane and extrudees the connecting block to the mounting groove in, reduced the operator and need stimulate the pull rod in order to shrink into the possibility in the mounting groove with the connecting block, thereby it is more convenient when making the operator install.

Optionally, one end of the pull rod extending out of the installation pipe is connected with a limiting block, and the limiting block is abutted to the outer side wall of the installation pipe.

Through adopting above-mentioned technical scheme, during the dismantlement, the operator pulls the pull rod orientation towards the direction of keeping away from the installation pipe, break away from and contract into the mounting groove in the connecting block follow spread groove, the operator pulls the connecting pipe outside the installation pipe, then loosens the pull rod, compression spring elasticity resets, the compression drives the connecting block and slides out the mounting groove, until the stopper with install the outside wall laminating of pipe, the stopper plays limiting displacement to the connecting block, thereby reduced the connecting block and slided out the possibility of mounting groove completely.

Optionally, be connected with spacing on the lateral wall of installation pipe, spacing includes vertical portion and horizontal part, vertical portion one end links to each other with the lateral wall of installation pipe, the other end with the horizontal part links to each other, works as when one side that the stopper deviates from the pull rod pastes with one side of horizontal part orientation installation pipe mutually, the connecting block breaks away from in the spread groove completely.

Through adopting above-mentioned technical scheme, during the installation, the operator stimulates the stopper, and when stopper and horizontal part laminated mutually, the connecting block breaks away from with the spread groove to when reducing the operator and pulling the stopper, it is too big hard, make the spring excessively compress and lead to the possibility of spring damage.

Optionally, the linkage unit still includes the anticreep subassembly, the anticreep subassembly includes anticreep pole and anticreep board, anticreep pole one end links to each other with the lateral wall of installation pipe, the one end that the installation pipe was kept away from to the anticreep pole rotates with the anticreep board to be connected, anticreep pole and anticreep board interference fit, the anticreep board is laminated mutually towards one side of installation pipe and one side that the stopper deviates from the installation pipe.

Through adopting above-mentioned technical scheme, during the installation, the operator is pegged graft the connecting pipe and is gone into in the installation pipe, and with the connecting block joint back in the spread groove, the operator rotates the anticreep board towards the stopper, until anticreep board and limiting plate laminating, the anticreep board plays limiting displacement to the limiting plate, reducible in-process that uses, because of the limiting plate takes place to remove and leads to the connecting block to follow the possibility that breaks away from in the spread groove.

Optionally, one side that the stopper deviates from the installation pipe is connected with the locating lever, the opening has been seted up along one side of self length direction to the anticreep board, the locating lever joint is in the opening, establish and threaded connection has the holding ring on the locating lever, the holding ring is contradicted with one side that the anticreep board kept away from the stopper.

Through adopting above-mentioned technical scheme, during the installation, the operator is when the anticreep board rotates towards the stopper for the locating lever card inserts in the opening, and the laminating of anticreep board stopper, and the operator overlaps the holding ring cover on the locating lever, and rotates the holding ring, contradicts with the anticreep board until the holding ring, thereby further fixes anticreep board and limiting plate.

Optionally, be equipped with the sealing ring in the installation pipe, the outer peripheral edges of sealing ring links to each other with the inside wall of installation pipe, one side of sealing ring orientation connecting pipe is connected with the sealing washer, the seal groove has been seted up to one side that the sealing washer deviates from the sealing ring, the connecting pipe is gone into in the seal groove and is inconsistent with the cell wall of seal groove towards the one end joint of sealing ring.

Through adopting above-mentioned technical scheme, during the installation, in the operator inserted the connecting pipe into the installation pipe, until the connecting pipe insert the one end joint of inserting the installation pipe in the seal groove to contradict with the cell wall of seal groove, thereby can improve the leakproofness of connecting pipe and installation union coupling department, reduce the possibility of oil leak.

Optionally, the constant head tank has been seted up along the length direction of installation pipe on the inside wall of installation pipe, the constant head tank link up the installation pipe towards the one end of connecting pipe, the length direction along the connecting pipe is connected with the location strip on the lateral wall of connecting pipe, location strip joint restriction is in the constant head tank, the cooperation of sliding with the constant head tank is fixed a position to the location strip.

Through adopting above-mentioned technical scheme, during the installation, the operator slides the location strip into the constant head tank to with the connecting pipe towards the intraductal promotion of installation, can aim at connecting block and spread groove automatically, make it more convenient when the operator installs. And the positioning strip can improve the longitudinal compression resistance of the connecting pipe, so that the overall compression resistance is improved.

Optionally, a plurality of anti-compression rings are sleeved and connected on the outer side wall of the installation pipe, and the inner periphery of each anti-compression ring is connected with the outer side wall of the installation pipe.

Through adopting above-mentioned technical scheme, the hoop compressive capacity of installation pipe can be improved to the resistance to compression ring to improve holistic compressive property.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the arrangement of the connecting unit can reduce the possibility of hydraulic oil leakage caused by the loosening of the threaded connection;

2. the sealing ring can improve the sealing property of the joint of the connecting pipe and the mounting pipe and reduce the possibility of oil leakage;

3. the annular compressive capacity of the installation pipe can be improved through the compression resistant ring, and therefore the overall compressive resistance is improved.

Drawings

Fig. 1 is an overall structure schematic diagram of a pressure-resistant joint for a wind power hydraulic pipe assembly according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram for embodying a connection unit in an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 1.

Description of reference numerals: 1. a connecting pipe; 11. connecting grooves; 12. a positioning bar; 2. installing a pipe; 21. mounting grooves; 22. a seal ring; 23. a seal ring; 24. a sealing groove; 25. positioning a groove; 3. a connection unit; 31. connecting blocks; 32. a compression spring; 33. a pull rod; 34. a bevel; 35. a limiting block; 36. a vertical portion; 37. a horizontal portion; 4. an anti-drop component; 41. an anti-drop rod; 42. an anti-drop plate; 43. positioning a rod; 44. opening the gap; 45. a positioning ring; 5. an anti-compression ring; 6. a hydraulic hose; 7. a hydraulic pipeline.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses wind-powered electricity generation hydraulic pressure is resistance to compression joint for pipe assembly.

Referring to fig. 1 and 2, a wind-powered electricity generation is resistance to compression joint for hydraulic pressure pipe assembly includes connecting pipe 1 and installation pipe 2, and the one end and the hydraulic hose 6 of connecting pipe 1 are linked together, and the one end and the hydraulic pipeline 7 of installation pipe 2 are linked together, and in the installation pipe 2 was gone into in the grafting of connecting pipe 1, connecting pipe 1 passed through the 3 releasable connection of coupling unit with installation pipe 2. A plurality of compression resistant rings 5 are sleeved on the outer side wall of the installation pipe 2 and fixedly connected with the compression resistant rings 5, and the compression resistant rings 5 can improve the circumferential compression resistance of the installation pipe 2. During the use, the operator passes through the installation unit behind with connecting pipe 1 and installation pipe 2 intercommunication, lets in hydraulic oil in to hydraulic hose 6 to through connecting pipe 1 and installation pipe 2 inflow hydraulic pressure pipeline 7, thereby carry out the transport of hydraulic oil.

Referring to fig. 2 and 3, the two connection units 3 are provided, and the two connection units 3 are symmetrically distributed along the central axis of the installation tube 2. The connecting unit 3 comprises a connecting block 31, a connecting groove 11 is formed in the outer side wall of the connecting pipe 1, and a mounting groove 21 is formed in the inner side wall of the mounting pipe 2. The connecting block 31 is clamped in the mounting groove 21 and can slide along the groove wall of the mounting groove 21, and one end of the connecting block 31, which is deviated from the mounting groove 21, is clamped in the connecting groove 11. One end of the connecting block 31 clamped into the connecting groove 11 is provided with an inclined surface 34, and one end of the inclined surface 34 close to the connecting pipe 1 is arranged towards the hydraulic pipeline 7.

Referring to fig. 2 and 3, the connection unit 3 further includes a compression spring 32, a pull rod 33 is fixedly connected to a side of the connection block 31 away from the connection pipe 1, and the pull rod 33 passes through a groove wall of the mounting groove 21 and extends out of the mounting pipe 2. The compression spring 32 is sleeved on the pull rod 33, one end of the compression spring 32 is fixedly connected with the groove wall of the mounting groove 21, and the other end is fixedly connected with the connecting block 31. One end fixedly connected with stopper 35 that connecting block 31 was kept away from to pull rod 33, stopper 35 towards one side of installation pipe 2 and the lateral wall of installation pipe 2 inconsistent.

Referring to fig. 2, a positioning groove 25 is formed in the inner side wall of the installation pipe 2, the positioning groove 25 is formed along the length direction of the installation pipe 2, and the positioning groove 25 penetrates through one end, facing the hydraulic hose 6, of the installation pipe 2. Fixedly connected with location strip 12 on the lateral wall of connecting pipe 1, location strip 12 sets up along the length direction of connecting pipe 1, and location strip 12 joint restriction is in constant head tank 25, and location strip 12 slides along constant head tank 25.

Referring to fig. 2, a sealing ring 22 is connected in the installation pipe 2, and the inner side wall of the installation pipe 2 is fixedly connected with the outer periphery of the sealing ring 22. Sealing ring 22 is fixed the bonding has sealing washer 23 towards one side of connecting pipe 1, and sealing washer 23 is made by rubber, and seal groove 24 has been seted up to one side that sealing washer 23 deviates from sealing ring 22, and seal groove 24 is the annular. One end of the connecting pipe 1 inserted into the mounting pipe 2 is clamped into the sealing groove 24 and abuts against the wall of the sealing groove 24.

Referring to fig. 2 and 3, during installation, the operator slides the positioning bar 12 into the positioning groove 25 and pushes the connecting pipe 1 towards the installation pipe 2, the connecting pipe 1 is attached to the inclined surface 34, and the connecting pipe 1 drives the connecting block 31 to slide into the installation groove 21. The operator continues to move the coupling pipe 1 until the end of the coupling pipe 1 inserted into the mounting pipe 2 snaps into the sealing groove 24, at which point the connection block 31 automatically aligns with the connection groove 11. The connecting block 31 is released from the limitation, the compression spring 32 elastically resets, and the compression spring 32 drives the connecting block 31 to move and be clamped in the connecting groove 11, so that the installation is completed.

Referring to fig. 1 and 4, the connection unit 3 further includes a retaining assembly 4, and the retaining assembly 4 includes a retaining rod 41 and a retaining plate 42. Anticreep pole 41 one end and the lateral wall fixed connection of installation pipe 2, the other end rotates with anticreep board 42 to be connected, anticreep board 42 and 41 interference fit of anticreep pole, anticreep board 42 orientation installation pipe 2 one side and stopper 35 deviate from the one side laminating of installation pipe 2.

Referring to fig. 1 and 4, one side fixedly connected with locating lever 43 that stopper 35 deviates from installation pipe 2, and anticreep board 42 has seted up opening 44 along one side of self length direction, and locating lever 43 joint is established and threaded connection has holding ring 45 in opening 44, and holding ring 45 offsets with one side that anticreep board 42 deviates from stopper 35.

Referring to fig. 1 and 4, during installation, after an operator clamps the connecting block 31 into the connecting groove 11, the anti-drop plate 42 is rotated towards the positioning rod 43 until the positioning rod 43 is clamped in the notch 44. The operator connects the positioning ring 45 to the positioning rod 43 by screw, and rotates the positioning ring 45 until the positioning ring 45 abuts against the retaining plate 42. The positioning ring 45 can reduce the possibility that the anti-dropping plate 42 is separated from the limit block 35, and the anti-dropping plate 42 can reduce the possibility that the limit block 35 moves away from the installation pipe 2 in the using process, thereby reducing the possibility that the connection block 31 is separated from the connection groove 11.

Referring to fig. 2, the connection unit 3 further includes a stopper frame including an integrally formed vertical portion 36 and a horizontal portion 37. One end of the vertical part 36 is fixedly connected with the outer side wall of the installation pipe 2, and the horizontal part 37 is arranged in parallel with the length direction of the installation pipe 2. When the connecting block 31 is completely separated from the connecting groove 11, one side of the limiting block 35 away from the mounting pipe 2 is attached to one side of the horizontal part 37 facing the mounting pipe 2.

Referring to fig. 2, during the dismantlement, the operation is with stopper 35 towards the direction pulling of keeping away from installation pipe 2, until stopper 35 and horizontal part 37 laminate mutually, and connecting block 31 breaks away from in connecting groove 11 completely this moment, and the operator pulls connecting pipe 1, can separate connecting pipe 1 and installation pipe 2.

The implementation principle of the pressure-resistant joint for the wind power hydraulic pipe assembly is as follows: during installation, an operator inserts the connecting pipe 1 into the installation pipe 2, slides the positioning strip 12 into the positioning groove 25, and clamps one end, facing the hydraulic pipeline 7, of the connecting pipe 1 into the sealing groove 24 and abuts against the groove wall of the sealing groove 24; the limit of the connecting block 31 is removed, the compression spring 32 automatically and elastically resets, the compression spring 32 drives the connecting block 31 to move, and the connecting block 31 is clamped in the connecting groove 11; the operator rotates the retaining plate 42 toward the positioning rod 43 until the positioning rod 43 is snapped into the notch 44, and screws the positioning ring 45 to complete the installation.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a wind-powered electricity generation hydraulic pressure is resistance to compression joint for pipe assembly which characterized in that: including connecting pipe (1) that is used for communicateing with hydraulic hose (6), still including installation pipe (2) that is used for communicateing with hydraulic pressure pipeline (7), connecting pipe (1) can be dismantled with installation pipe (2) through coupling unit (3) and be connected, coupling unit (3) include connecting block (31) and compression spring (32), connecting pipe (1) joint is gone into in installation pipe (2), spread groove (11) have been seted up on the lateral wall of connecting pipe (1), mounting groove (21) have been seted up on the inside wall of installation pipe (2), compression spring (32) are located mounting groove (21), compression spring (32) one end links to each other with the cell wall of mounting groove (21), the other end with connecting block (31) link to each other, connecting block (31) joint is in mounting groove (21) and with mounting groove (21) sliding fit, one side joint that installation pipe (2) was kept away from to connecting block (31) is in spread groove (11), one side of the connecting block (31) facing the compression spring (32) is connected with a pull rod (33), and the pull rod (33) penetrates through the wall of the mounting groove (21) and extends out of the mounting pipe (2).

2. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 1, characterized in that: an inclined plane (34) is formed in the connecting block (31), and one end, close to the connecting pipe (1), of the inclined plane (34) faces towards the direction far away from the hydraulic hose (6).

3. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 1, characterized in that: the pull rod (33) extends to the outer one end of installation pipe (2) and is connected with stopper (35), stopper (35) are inconsistent with the lateral wall of installation pipe (2).

4. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 3, characterized in that: be connected with spacing on the lateral wall of installation pipe (2), spacing includes vertical portion (36) and horizontal part (37), vertical portion (36) one end links to each other with the lateral wall of installation pipe (2), the other end with horizontal part (37) link to each other, work as when stopper (35) deviate from one side of pull rod (33) and horizontal part (37) and paste towards one side of installation pipe (2) mutually, connecting block (31) break away from in spread groove (11) completely.

5. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 3, characterized in that: the connecting unit (3) still includes anticreep subassembly (4), anticreep subassembly (4) are including anticreep pole (41) and anticreep board (42), anticreep pole (41) one end links to each other with the lateral wall of installation pipe (2), the one end that installation pipe (2) were kept away from in anticreep pole (41) rotates with anticreep board (42) to be connected, anticreep pole (41) and anticreep board (42) interference fit, anticreep board (42) are laminated mutually towards one side of installation pipe (2) and one side that stopper (35) deviate from installation pipe (2).

6. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 5, characterized in that: stopper (35) deviate from one side of installation pipe (2) and be connected with locating lever (43), opening (44) have been seted up along one side of self length direction in anticreep board (42), locating lever (43) joint is in opening (44), cover is established and threaded connection has holding ring (45) on locating lever (43), holding ring (45) contradict with one side that anticreep board (42) deviate from stopper (35).

7. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 1, characterized in that: be equipped with sealing ring (22) in installation pipe (2), the outer peripheral edges of sealing ring (22) link to each other with the inside wall of installation pipe (2), sealing ring (22) are connected with sealing washer (23) towards one side of connecting pipe (1), sealing washer (23) deviate from one side of sealing ring (22) and have been seted up seal groove (24), connecting pipe (1) are gone into in seal groove (24) and are inconsistent with the cell wall of seal groove (24) towards the one end joint of sealing ring (22).

8. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 1, characterized in that: constant head tank (25) have been seted up along the length direction of installation pipe (2) on the inside wall of installation pipe (2), constant head tank (25) link up installation pipe (2) towards the one end of connecting pipe (1), the length direction along connecting pipe (1) is connected with location strip (12) on the lateral wall of connecting pipe (1), location strip (12) joint restriction is in constant head tank (25), location strip (12) and constant head tank (25) cooperation of sliding.

9. The pressure-resistant joint for the wind power hydraulic pipe assembly according to claim 1, characterized in that: the utility model discloses a mounting pipe, including installation pipe (2), the cover is established and is connected with a plurality of compression ring (5) on the lateral wall of installation pipe (2), the internal periphery of compression ring (5) links to each other with the lateral wall of installation pipe (2).

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