CN211231070U

CN211231070U - Ready-package hydraulic pressure articulated bolt with check valve

Info

Publication number: CN211231070U
Application number: CN201922212397.1U
Authority: CN
Inventors: 蒋国栋
Original assignee: Ningbo Longhaiao Precision Machinery Manufacturing Co ltd
Current assignee: Ningbo Longhaiao Precision Machinery Manufacturing Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-11
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a ready-package hydraulic pressure articulated bolt with check valve, including nut and screw rod, the fixed gasket that is provided with of lower extreme of nut, the area of gasket is greater than the crosscut area of nut, nut and gasket structure as an organic whole, the fixed lead wire mouth that is provided with of lower extreme of gasket, the fixed lead wire mouth that is provided with of lower extreme of lead wire mouth, the cross section of lead wire mouth is the regular trapezoid of inversion, the outside of screw rod is located the lower extreme movable mounting of gasket has first mouth of pipe, the fixed second mouth of pipe that is provided with of first orificial right-hand member, first mouth of pipe and the fixed intercommunication of second mouth of pipe. This ready-package hydraulic pressure articulated bolt with check valve can be when the fluid flow in the cross flow opening internal portion greatly reduced the loss of pressure of coupling, and then improve the work efficiency of coupling, simultaneously can effectual reduction impact force when instantaneous fluid gets into, avoid the pipe interface to appear sealed problem, and then improve this ready-package hydraulic pressure articulated bolt's leakproofness greatly.

Description

Ready-package hydraulic pressure articulated bolt with check valve

Technical Field

The utility model relates to the field of hydraulic technology, specifically be a ready-package hydraulic pressure hinge bolt with check valve.

Background

The hydraulic system has the function of increasing acting force by changing pressure intensity, and consists of five parts, namely a power element, an execution element, a control element, an auxiliary element and hydraulic oil.

The hydraulic hinge bolt is an important component of a hydraulic system, but the transverse flow port and the central flow hole of the conventional hydraulic hinge bolt are bidirectional, the operation of the hydraulic system can be influenced by the backflow of hydraulic oil, and the pressure loss in the transverse flow port is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ready-package hydraulic pressure articulated bolt with check valve to the transverse flow mouth and the central circulation hole that propose current hydraulic pressure articulated bolt in solving above-mentioned background art are both-way, and the adverse current of hydraulic oil can cause hydraulic system's operation to cause the influence, and the great problem of pressure loss in the transverse flow mouth.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ready-package hydraulic pressure articulated bolt with check valve, includes nut and screw rod, the fixed gasket that is provided with of lower extreme of nut, the area of gasket is greater than the crosscut area of nut, nut and gasket formula structure as an organic whole, the fixed lead mouth that is provided with of lower extreme of gasket, the fixed lead mouth that is provided with of lower extreme of lead mouth, the cross section of lead mouth is the regular trapezoid of inversion, the outside of screw rod is located the lower extreme movable mounting of gasket has first mouth of pipe, the fixed second mouth of pipe that is provided with of first orificial right-hand member, first mouth of pipe and the fixed intercommunication of second mouth of pipe.

Preferably, the inside of screw rod is fixed and is provided with the cross flow opening, the cross flow opening extends to the outside of screw rod to four ends all around of screw rod respectively, the outside internal diameter of cross flow opening is greater than its inside internal diameter, the inside fixed intercommunication that the lower extreme of cross flow opening is located the screw rod has central circulation opening, central circulation opening downwardly extending to the lower extreme of screw rod.

Preferably, the upper portion fixed mounting of the inside of central circulation opening has the valve collar, the inboard lower extreme of valve collar is fixed and is provided with the bevel connection, the lower extreme fixed mounting that the below is located central circulation opening of valve collar has the support ring, the upper end fixed mounting of support ring has auxiliary spring, auxiliary spring's upper end fixed mounting has the fender cover, the fixed bevel connection that is provided with down in the upper end in the fender cover outside.

Preferably, the upper end of the support ring is provided with a through hole in a penetrating manner.

Preferably, the upper end and the lower end of the joint of the first pipe orifice and the screw rod are both fixedly provided with sealing rings, and the sealing rings are embedded and installed inside the first pipe orifice.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the quick-mounting hydraulic hinge bolt with the check valve, the inner diameter of the outer side of the transverse circulation port is larger than the inner diameter of the inner side of the transverse circulation port, and the section shape of the quick-mounting hydraulic hinge bolt is designed to be a half spindle shape, so that the pressure loss of a pipe joint can be greatly reduced when fluid flows in the transverse circulation port, the working efficiency of the pipe joint is improved, meanwhile, the impact force can be effectively reduced when instant fluid enters, the problem of sealing of the pipe joint is avoided, and the sealing performance of the quick-mounting hydraulic hinge bolt is greatly improved;

2. the quick-mounting hydraulic hinged bolt with the one-way valve is provided with the valve collar, and the lower end of the valve collar is provided with the auxiliary spring and the baffle cover, the auxiliary spring plays an auxiliary role and prevents liquid from reversely flowing, so that the working stability of the quick-mounting hydraulic hinged bolt is greatly improved, and meanwhile, the quick-mounting hydraulic hinged bolt is respectively provided with the upper inclined opening and the lower inclined opening, so that the one-way sealing performance of the quick-mounting hydraulic hinged bolt can be greatly improved;

3. this ready-package hydraulic pressure articulated bolt with check valve through run through the upper end at the support ring and set up the through-hole, guarantees to not influence liquid one-way flow at the check valve when normal work, through the sealing ring of installation gomphosis installation, can improve this ready-package hydraulic pressure articulated bolt's leakproofness, can make the sealing ring remain the stability of installation throughout simultaneously.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the screw of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the first pipe orifice of the present invention.

In the figure: 1. a nut; 2. a gasket; 3. a screw; 4. a guide port; 5. a first nozzle; 6. a second orifice; 7. a transverse flow port; 8. a central flow port; 9. a valve collar; 10. an upper bevel opening; 11. a support ring; 12. an auxiliary spring; 13. a shield; 14. a lower bevel opening; 15. a through hole; 16. and (4) a sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a ready-package hydraulic pressure articulated bolt with check valve, including nut 1 and screw rod 3, the fixed gasket 2 that is provided with of lower extreme of nut 1, the area of gasket 2 is greater than the crosscut area of nut 1, nut 1 and gasket 2 be the integral structure, the fixed lead wire mouth 4 that is provided with of lower extreme of gasket 2, the fixed lead wire mouth 4 that is provided with of lower extreme of lead wire mouth 4, the positive trapezoidal of lead wire mouth 4's cross section for invering, the outside of screw rod 3 is located the lower extreme movable mounting of gasket 2 and has first mouth of pipe 5, the fixed second mouth of pipe 6 that is provided with of right-hand member of first mouth of pipe 5, first mouth of pipe 5 and the fixed intercommunication of.

Further, the inside of screw rod 3 is fixed and is provided with transverse flow port 7, transverse flow port 7 extends to the outside of screw rod 3 to four ends all around of screw rod 3 respectively, transverse flow port 7's outside internal diameter is greater than its inside internal diameter, transverse flow port 7's lower extreme is located screw rod 3's inside fixed intercommunication has central flow port 8, central flow port 8 downwardly extending to screw rod 3's lower extreme, the outside internal diameter through setting up transverse flow port 7 is greater than its inside internal diameter, design its section shape and be half spindle type, can be when the fluid is at the pressure loss of the inside flow of transverse flow port 7 greatly reduced coupling, and then improve the work efficiency of coupling, simultaneously can effectual reduction impact force when instantaneous fluid gets into, avoid the coupling to appear sealed problem, and then improve this ready-package hydraulic pressure hinge bolt's leakproofness greatly.

Further, the upper portion fixed mounting of the inside of central circulation opening 8 has valve ring 9, the inboard lower extreme of valve ring 9 is fixed and is provided with bevel connection 10, the lower extreme fixed mounting that lies in central circulation opening 8 below valve ring 9 has support ring 11, the upper end fixed mounting of support ring 11 has auxiliary spring 12, the upper end fixed mounting of auxiliary spring 12 has fender cover 13, the fixed bevel connection 14 that is provided with down in the upper end that keeps off the cover 13 outside, through setting up valve ring 9, and install auxiliary spring 12 and fender cover 13 at its lower extreme, auxiliary spring 12 plays the auxiliary action, avoid liquid reverse flow, thereby the job stabilization nature of this ready-package hydraulic pressure articulated bolt has been improved greatly, set up bevel connection 10 and bevel connection 14 down respectively simultaneously, can improve this ready-package hydraulic pressure articulated bolt's one-way leakproofness greatly.

Furthermore, the upper end of the support ring 11 is provided with a through hole 15 in a penetrating manner, and the through hole 15 is arranged at the upper end of the support ring 11 in a penetrating manner, so that the one-way flow of liquid can not be influenced when the one-way valve works normally.

Further, the upper end and the lower end of the joint of the first pipe orifice 5 and the screw rod 3 are both fixedly provided with sealing rings 16, the sealing rings 16 are embedded in the first pipe orifice 5, the sealing rings 16 installed through embedding are installed, the sealing performance of the fast-assembly hydraulic hinged bolt can be improved, and meanwhile the sealing rings 16 can be enabled to be always kept stable in installation.

The working principle is as follows: the cross section of the cross flow port 7 is designed to be in a half spindle shape by setting the outer inner diameter of the cross flow port 7 to be larger than the inner diameter of the cross flow port, so that the pressure loss of a pipe joint can be greatly reduced when fluid flows in the cross flow port 7, the working efficiency of the pipe joint is improved, meanwhile, the impact force can be effectively reduced when instant fluid enters, the sealing problem of the pipe joint is avoided, the sealing performance of the quick-mounting hydraulic hinge bolt is greatly improved by arranging the valve ring 9 and installing the auxiliary spring 12 and the baffle cover 13 at the lower end of the valve ring, the auxiliary spring 12 plays an auxiliary role and prevents liquid from reversely flowing, the working stability of the quick-mounting hydraulic hinge bolt is greatly improved, the upper inclined port 10 and the lower inclined port 14 are respectively arranged, the one-way sealing performance of the quick-mounting hydraulic hinge bolt can be greatly improved, guarantee can not influence liquid one-way flow when the check valve is normal work, through the sealing ring 16 of installation gomphosis installation, can improve this ready-package hydraulic pressure articulated bolt's leakproofness, can make the stability that sealing ring 16 kept the installation all the time simultaneously.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a ready-package hydraulic pressure articulated bolt with check valve, includes nut and screw rod, its characterized in that: the fixed gasket that is provided with of lower extreme of nut, the area of gasket is greater than the crosscut area of nut, nut and gasket structure as an organic whole, the fixed lead mouth that is provided with of lower extreme of gasket, the fixed lead mouth that is provided with of lower extreme of lead mouth, the cross section of lead mouth is the regular trapezoid of inversion, the outside of screw rod is located the lower extreme movable mounting of gasket has first mouth of pipe, the fixed second mouth of pipe that is provided with of first orificial right-hand member, first mouth of pipe and the fixed intercommunication of second mouth of pipe.

2. The quick-fit hydraulic hinge bolt with a check valve according to claim 1, characterized in that: the inside of screw rod is fixed and is provided with the cross flow opening, the cross flow opening extends to the outside of screw rod to four ends all around of screw rod respectively, the outside internal diameter of cross flow opening is greater than its inside internal diameter, the inside fixed intercommunication that the lower extreme of cross flow opening is located the screw rod has central circulation opening, central circulation opening downwardly extending to the lower extreme of screw rod.

3. The quick-fit hydraulic hinge bolt with a check valve according to claim 2, characterized in that: the upper portion fixed mounting of the inside of central circulation opening has the valve collar, the inboard lower extreme of valve collar is fixed and is provided with the bevel connection, the lower extreme fixed mounting that the below position of valve collar is located central circulation opening has the support ring, the upper end fixed mounting of support ring has auxiliary spring, auxiliary spring's upper end fixed mounting has the fender cover, the fixed bevel connection that is provided with down in the upper end in the fender cover outside.

4. The quick-fit hydraulic hinge bolt with one-way valve according to claim 3, characterized in that: the upper end of the support ring is provided with a through hole in a penetrating manner.

5. The quick-fit hydraulic hinge bolt with a check valve according to claim 1, characterized in that: and the upper end and the lower end of the joint of the first pipe orifice and the screw rod are both fixedly provided with sealing rings, and the sealing rings are embedded and installed inside the first pipe orifice.