CN210799550U - Oil pipe connecting device for multi-point control hydraulic system - Google Patents
Oil pipe connecting device for multi-point control hydraulic system Download PDFInfo
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- CN210799550U CN210799550U CN201921792470.0U CN201921792470U CN210799550U CN 210799550 U CN210799550 U CN 210799550U CN 201921792470 U CN201921792470 U CN 201921792470U CN 210799550 U CN210799550 U CN 210799550U
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- oil pipe
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- pipe
- hydraulic system
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Abstract
The utility model discloses an oil pipe connecting device for on multiple spot control hydraulic system, relate to hydraulic system's technical field, including oil pipe, the play oil pipe on the oil tank, be provided with the metal joint that is located oil pipe one end tip on the oil pipe, and go out oil pipe connection on the oil tank in the metal joint, go out to be provided with the bulge loop on the oil pipe lateral wall, be provided with on the metal joint inside wall with bulge loop complex draw-in groove, go out oil pipe and peg graft through bulge loop and draw-in groove with oil pipe, set up threaded hole on the metal joint lateral wall, threaded connection has the bolt on the screw hole, and goes out oil pipe lateral wall and supports tightly with the. The utility model discloses have and prevent oil pipe and advance oil pipe and go out oil pipe and break away from under hydraulic oil high pressure, avoid the effect that hydraulic oil leaked from the oil pipe kneck.
Description
Technical Field
The utility model belongs to the technical field of hydraulic system's technique and specifically relates to an oil pipe connecting device for on multiple spot control hydraulic system is related to.
Background
At present, a rubber support is used as a bridge support in a bridge, the bridge rubber support can crack, harden and other aging phenomena, the bridge rubber support needs to be maintained or replaced, a multipoint control hydraulic system can be used for maintaining and replacing the aged bridge rubber support, the multipoint control hydraulic system can enable a jack to support the bridge through liquid pressure, and then the aged rubber support can be replaced.
The existing multipoint control hydraulic system can be connected with a plurality of jacks through one hydraulic station, so that the jacks can play a role of erecting a beam at the same time. The multi-point control hydraulic system comprises an oil tank, an oil outlet pipe on the oil tank and an oil pipe connected with the oil outlet pipe, wherein the oil pipe connects the oil tank with the jack. The oil pipe is connected with an oil outlet pipe on the oil tank through a metal joint positioned at the end part of the oil pipe, a convex ring is arranged on the outer side wall of the oil outlet pipe, a clamping groove is formed in the inner side wall of the metal joint, and the oil outlet pipe is connected with the oil pipe through the convex ring and the clamping groove.
The above prior art solutions have the following drawbacks: the oil pipe and the oil outlet pipe are only clamped through the convex ring and the clamping groove, the oil pipe is sleeved on the oil outlet pipe in the axial direction in the clamping process, and in the inserting process, the convex ring is deformed to enable the convex ring to be clamped into the clamping groove. Under this prerequisite, the thickness of bulge loop is must be less, and when the oil pressure in oil pipe and the oil outlet pipe was great, the bulge loop probably deforms once more, and the bulge loop takes place to break away from with the draw-in groove, and then leads to oil pipe and oil outlet pipe to take place to break away from, makes hydraulic oil take place to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oil pipe connecting device for on multiple spot control hydraulic system has and prevents oil pipe under hydraulic oil high pressure and advances oil pipe and go out oil pipe and break away from, avoids the effect that hydraulic oil leaked from the oil pipe kneck.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an oil pipe connecting device for on multiple spot control hydraulic system, includes the play oil pipe on oil pipe, the oil tank, be provided with on the oil pipe and be located the metal joint of oil pipe one end tip, just go out oil pipe on the oil tank connect in the metal joint, be provided with the bulge loop on the play oil pipe lateral wall, be provided with on the metal joint inside wall with bulge loop complex draw-in groove, go out oil pipe and peg graft through bulge loop and draw-in groove with oil pipe, set up threaded hole on the metal joint lateral wall, threaded connection has the bolt on the screw hole, just go out oil pipe lateral wall with the bolt afterbody supports tightly.
By adopting the technical scheme, during installation, the metal joint and the oil outlet pipe are firstly inserted, then the bolt is screwed into the threaded hole in the side wall of the metal joint, and the outer side wall of the oil outlet pipe is tightly abutted against the tail part of the bolt; the connection strength between the metal joint and the oil outlet pipe is enhanced by the arrangement of the bolt, so that the oil pipe is prevented from being separated from the oil outlet pipe and the oil inlet pipe when the oil pipe is used for conveying hydraulic oil, and the leakage of the hydraulic oil from an oil pipe connector is avoided.
The utility model discloses further set up to: and the outer side wall of the oil outlet pipe is provided with a connecting groove for inserting the tail part of the bolt.
Through adopting above-mentioned technical scheme, insert the spread groove with the bolt afterbody in, prevent the bolt not hard up better, further strengthen the connection of oil pipe and metal joint.
The utility model discloses further set up to: and a rubber sealing ring is arranged at the joint of the oil outlet pipe and the metal joint.
Through adopting above-mentioned technical scheme, rubber seal seals the junction of going out oil pipe and metal joint, strengthens going out oil pipe and metal joint's leakproofness, prevents to leak because of the leakproofness is not good and leads to hydraulic oil from going out oil pipe and metal joint's junction.
The utility model discloses further set up to: the metal joint is internally provided with a groove coaxial with the metal joint, the rubber sealing ring is fixedly arranged in the groove, and one end of the rubber sealing ring facing the oil outlet pipe is tightly abutted against the end part of the oil outlet pipe.
Through adopting above-mentioned technical scheme, be fixed in the recess with rubber seal to make rubber seal support tightly with oil pipe tip, guarantee rubber seal's leakproofness, further prevent that hydraulic oil from leaking from metal joint and oil pipe junction.
The utility model discloses further set up to: the connecting groove is close to the side wall of one side of the oil pipe and is obliquely arranged, the connecting groove is close to the side wall of one side of the oil pipe, and the distance from the side wall of one side of the oil pipe to the axis of the oil pipe is gradually increased.
Through adopting above-mentioned technical scheme, the screw up in-process of bolt, the bolt is close to oil pipe one side lateral wall along the spread groove and removes to keeping away from the oil pipe direction, drives the metal joint and removes to being close to the oil tank direction, and rubber seal moves along with metal joint's removal, supports tightly rubber seal and play oil pipe tip better, further strengthens sealed effect.
The utility model discloses further set up to: the oil pipe is a rubber hose.
Through adopting above-mentioned technical scheme, rubber hose has high pressure resistant effect, and it has better bending nature, and longer rubber hose also can conveniently accomodate.
The utility model discloses further set up to: the metal joint is kept away from the mounting groove has been seted up on the one end lateral wall of oil pipe, be provided with the clamp on the rubber hose, the rubber hose passes through chucking is on the metal joint after clamp and the mounting groove cooperation.
Through adopting above-mentioned technical scheme, pass through the clamp chucking with rubber hose on the mounting groove, prevent that metal joint and rubber hose break away from the hydraulic oil that causes and leak.
The utility model discloses further set up to: and a valve is arranged at one end of the oil outlet pipe, which is far away from the metal joint.
By adopting the technical scheme, the valve is kept closed to seal the oil outlet pipe in a non-oil outlet state; when oil is discharged, the valve is opened to open the hydraulic oil to flow out of the oil outlet pipe.
To sum up, the utility model discloses a beneficial technological effect does:
1. the oil outlet pipe and the oil pipe are prevented from being separated, and hydraulic oil leakage caused by the separation of the oil outlet pipe and the oil pipe is avoided;
2. the hydraulic oil is prevented from being leaked due to the separation of the rubber hose and the metal joint;
3. the sealing effect of the rubber sealing ring is enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a sectional view showing the connection relationship between the oil outlet pipe and the oil pipe.
In the figure, 1, a fuel tank; 2. an oil outlet pipe; 21. a convex ring; 22. connecting grooves; 3. an oil pipe; 31. a rubber hose; 311. clamping a hoop; 4. a metal joint; 41. a card slot; 42. a threaded hole; 43. a bolt; 44. a groove; 45. a rubber seal ring; 46. mounting grooves; 5. and (4) a valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, for the utility model discloses an oil pipe connecting device for on multiple spot control hydraulic system, including oil pipe 3, oil tank 1 and play oil pipe 2 on the oil tank 1, 3 one ends of oil pipe are connected with metal joint 4, and metal joint 4 is connected with play oil pipe 2 on the oil tank 1.
And a valve 5 is installed at one end of the oil outlet pipe 2, which is far away from the metal joint 4, the valve 5 is opened to enable hydraulic oil to flow out, and the valve 5 is closed to prevent the hydraulic oil from flowing out.
Referring to fig. 2 and 3, the outer side wall of the oil outlet pipe 2 is integrally provided with a convex ring 21, the inner side wall of the metal joint 4 is provided with a clamping groove 41 matched with the convex ring 21, and the metal joint 4 is inserted outside the oil outlet pipe 2 through the convex ring 21 and the clamping groove 41.
A screw hole 42 has been seted up on the lateral wall of metal joint 4, screw hole 42 axial and 4 axial verticals of metal joint, threaded connection has bolt 43 on the screw hole 42, offer on the 2 lateral walls of oil pipe and supply bolt 43 afterbody male spread groove 22, the one side lateral wall slope that spread groove 22 is close to oil pipe 3 sets up, and from oil pipe 2 to oil pipe 3's direction, the distance crescent of one side lateral wall that spread groove 22 is close to oil pipe 3 to oil pipe 2 axis, the transversal right trapezoid that personally submits of spread groove 22, bolt 43 moves to and supports tightly from last to moving down to the lateral wall that keeps away from oil pipe 3 one side with spread groove 22 bottom surface and spread groove 22 along the lateral wall that spread groove 22 is close to oil pipe 3 one.
Set up the recess 44 coaxial with metal joint 4 in the metal joint 4, recess 44 is ring shape, and recess 44 is located between the one end that spread groove 22 and metal joint 4 and oil pipe 3 are connected, fixed mounting has rubber seal 45 on the recess 44, and goes out oil pipe 2 and inserts metal joint 4, and when screwing up through bolt 43, go out oil pipe 2 one end tip and rubber seal 45 and support tightly towards the one end of going out oil pipe 2, rubber seal 45 will go out oil pipe 2 and metal joint 4 junction sealed.
The metal joint 4 is far away from and has been seted up mounting groove 46 on the one end lateral wall of oil pipe 2, and oil pipe 3 is rubber hose 31, is provided with clamp 311 on the rubber hose 31, and the rubber hose 31 passes through clamp 311 and chucking on metal joint 4 behind the mounting groove 46 cooperation.
The implementation principle of the embodiment is as follows:
when the valve is installed, the valve 5 is in a closed state, and the clamp 311 on the oil pipe 3 is clamped on the installation groove 46 on the metal joint 4; then the metal joint 4 on the oil pipe 3 is inserted into the oil outlet pipe 2 on the oil tank 1, and one end part of the oil outlet pipe 2 is tightly propped against the rubber sealing ring 45 in the metal joint 4; and then screwing the bolt 43 into the threaded hole 42 on the outer side wall of the metal joint 4, so that the end part of one end of the oil outlet pipe 2 is further abutted against the rubber sealing ring 45 until the tail part of the bolt 43 is abutted against the bottom surface of the connecting groove 22 on the oil outlet pipe 2.
When in use, the valve 5 is opened to enable the hydraulic oil in the oil tank to flow out from the oil outlet pipe 2; and when the hydraulic oil passes through the metal joint 4 and the oil pipe 3, the metal joint 4 is not separated from the oil outlet pipe 2, and the metal joint 4 is not separated from the oil pipe 3, so that the leakage of the hydraulic oil is prevented.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an oil pipe connecting device for on multiple spot control hydraulic system, goes out oil pipe (2) on oil pipe (3), oil tank (1), be provided with on oil pipe (3) and be located the metal joint (4) of oil pipe (3) one end tip, just go out oil pipe (2) on oil tank (1) connect in metal joint (4), be provided with bulge loop (21) on going out oil pipe (2) lateral wall, be provided with on metal joint (4) inside wall with bulge loop (21) complex draw-in groove (41), it pegs graft its characterized in that to go out oil pipe (2) and oil pipe (3) through bulge loop (21) and draw-in groove (41): threaded holes (42) are formed in the outer side wall of the metal joint (4), bolts (43) are connected to the threaded holes (42) in a threaded mode, and the outer side wall of the oil outlet pipe (2) is tightly abutted to the tail portions of the bolts (43).
2. The tubing connection assembly for use on a multipoint control hydraulic system of claim 1, wherein: and the outer side wall of the oil outlet pipe (2) is provided with a connecting groove (22) for inserting the tail part of the bolt (43).
3. The tubing connection assembly for use on a multipoint control hydraulic system of claim 2, wherein: and a rubber sealing ring (45) is arranged at the joint of the oil outlet pipe (2) and the metal joint (4).
4. The tubing connection assembly for use on a multipoint control hydraulic system according to claim 3, wherein: a groove (44) coaxial with the metal joint (4) is formed in the metal joint (4), a rubber sealing ring (45) is fixedly installed in the groove (44), and one end, facing the oil outlet pipe (2), of the rubber sealing ring (45) abuts against the end portion of the oil outlet pipe (2).
5. The tubing connection assembly for use on a multipoint control hydraulic system according to claim 4, wherein: the connecting groove (22) is close to the side wall of one side of the oil pipe (3) and is obliquely arranged, the oil outlet pipe (2) is arranged on the direction of the oil pipe (3), and the distance from the side wall of one side of the connecting groove (22) close to the oil pipe (3) to the axis of the oil outlet pipe (2) is gradually increased.
6. The tubing connection assembly for use on a multipoint control hydraulic system of claim 1, wherein: the oil pipe (3) is a rubber hose (31).
7. The tubing connection assembly for use on a multipoint control hydraulic system according to claim 6, wherein: keep away from metal joint (4) mounting groove (46) have been seted up on the one end lateral wall of oil pipe (2), be provided with clamp (311) on rubber hose (31), rubber hose (31) pass through clamp (311) and mounting groove (46) cooperation back chucking are on metal joint (4).
8. The tubing connection assembly for use on a multipoint control hydraulic system of claim 1, wherein: and a valve (5) is installed at one end, far away from the metal joint (4), of the oil outlet pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792470.0U CN210799550U (en) | 2019-10-23 | 2019-10-23 | Oil pipe connecting device for multi-point control hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921792470.0U CN210799550U (en) | 2019-10-23 | 2019-10-23 | Oil pipe connecting device for multi-point control hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210799550U true CN210799550U (en) | 2020-06-19 |
Family
ID=71242815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921792470.0U Active CN210799550U (en) | 2019-10-23 | 2019-10-23 | Oil pipe connecting device for multi-point control hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210799550U (en) |
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2019
- 2019-10-23 CN CN201921792470.0U patent/CN210799550U/en active Active
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