CN215293978U

CN215293978U - Anti-loosening threaded hydraulic joint

Info

Publication number: CN215293978U
Application number: CN202121599324.3U
Authority: CN
Inventors: 王功松; 王琪; 张全俊; 胡鹏
Original assignee: Qingdao Baisifei Precision Industry Co ltd
Current assignee: Qingdao Baisifei Precision Industry Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-24
Anticipated expiration: 2031-07-14

Abstract

The utility model relates to the field of hydraulic connectors, in particular to an anti-loosening threaded hydraulic connector, which comprises a male connector and a female connector, the male connector comprises a first connecting pipeline, the lower end of the first connecting pipeline is fixedly connected with a plug, a first handheld ring is fixedly connected to the outer surface of the first connecting pipeline, first anti-skid grains are arranged on the upper side of the outer ring wall of the first handheld ring, a sealing groove is arranged at the lower side of the first anti-skid grain, six slots are arranged on the first hand-held ring at equal distance, a slide bar is inserted in the slot, the upper end of the slide bar is fixedly connected with a rotary button, through slot, screw hole and the screw thread post that sets up, it is not hard up when hydraulic pressure connects the vibrations effectively to prevent internal thread and external screw thread, improves the stability of sealing connection under the vibrations between male joint and the female joint for hydraulic pressure connects to have anti not hard up effect.

Description

Anti-loosening threaded hydraulic joint

Technical Field

The utility model relates to a hydraulic joint field specifically is an anti not hard up screw thread formula hydraulic joint.

Background

The hydraulic pipe joint is a part for connecting a high-pressure oil pipe and a high-pressure oil pipe in a hydraulic system. The most remarkable difference between the hydraulic pipe joint and the common pipe joint is that the hydraulic pressure in the hydraulic pipe joint is extremely high, and strict requirements are imposed on the material, the structural strength and the sealing performance of the hydraulic pipe joint.

The oil flow in the existing high-pressure oil pipe can generate vibration when flowing, the threaded connection of the joint and the inner cavity of the outer ring is easy to loosen under the vibration, and the sealing performance between the joint and the shell is reduced, so that the oil leakage phenomenon is caused.

There is therefore a need for a loosening-resistant threaded hydraulic connector that ameliorates the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti not hard up screw thread formula hydraulic joint to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an anti not hard up screw thread formula hydraulic pressure connects, includes male joint and female joint, the male joint includes first connecting tube, first connecting tube lower extreme fixedly connected with plug, first connecting tube surface fixedly connected with first handheld ring, first handheld ring outer rampart upside is equipped with first anti-skidding line, the seal groove has been seted up to first anti-skidding line downside, and six slots have been seted up to first handheld equidistant ring, it has the slide bar to peg graft in the slot, slide bar upper end fixedly connected with knob, slide bar lower extreme fixedly connected with screw post, first connecting tube lower extreme surface fixedly connected with first screwed pipe, first screwed pipe outside surface is equipped with the external screw thread.

As the utility model discloses preferred scheme, female joint includes the second connecting pipe, the handheld ring of second connecting pipe upper end surface fixed connection second, the handheld ring surface of second is equipped with second anti-skidding line, the handheld ring upper end surface fixed connection second screwed pipe of second, the side surface is equipped with the internal thread in the second screwed pipe, second screwed pipe outside surface fixed connection has the sealing rubber circle, six screw holes have been seted up to second screwed pipe upper end surface equidistance.

As the preferred scheme of the utility model, the first screwed pipe inside surface is connected with plug upper end outside fixed surface.

As the preferred scheme of the utility model, first screwed pipe and second screwed pipe threaded connection.

As the utility model discloses preferred scheme, the slot corresponds the setting with the screw hole position, screw thread post and screw hole threaded connection.

As the preferred scheme of the utility model, plug and second connecting tube joint.

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

1. in the utility model, the plug on the male joint is inserted into the second connecting pipeline on the female joint through the arranged slot, the threaded hole and the threaded post, the female joint is kept still, the first threaded pipe on the male joint is rotated into the second threaded pipe on the female joint by rotating the male joint, when the first threaded pipe is completely screwed into the second threaded pipe, at the moment, the threaded hole arranged on the upper end surface of the second threaded pipe just corresponds to the slot arranged on the first handheld ring, the sliding rod is inserted into the slot, the rotary button arranged on the upper end of the sliding rod is rotated, the rotary button further drives the sliding rod to rotate, the sliding rod further drives the threaded post to rotate, the threaded post is further rotated into the threaded hole, the connection position is further fixed and limited, the first threaded pipe and the second threaded pipe are prevented from loosening in the working process, and the internal thread and the external thread are effectively prevented from loosening during the vibration of the hydraulic joint, the stability of sealing connection under vibrations between male joint and the female joint is improved for hydraulic pressure connects to have the anti effect of becoming flexible.

2. The utility model discloses in, through the sealing rubber circle and the seal groove that set up, connect the completion back, overturn the sealing rubber circle on the female joint once more, further make the sealing rubber circle just be located the seal groove on first handheld ring surface, further seal the junction.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic sectional view of the male connector of the present invention;

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

FIG. 4 is a schematic view of the connection section structure of the present invention;

fig. 5 is a cross-sectional structure diagram of the junction of the present invention.

In the figure: 1. a first connecting pipe; 2. a first hand-held ring; 3. a rotation knob; 4. a first anti-skid pattern; 5. sealing the rubber ring; 6. a second anti-skid pattern; 7. a second connecting pipe; 8. a male connector; 9. a slide bar; 10. a sealing groove; 11. a threaded post; 12. an external thread; 13. a first threaded pipe; 14. a slot; 15. a plug; 16. a female joint; 17. an internal thread; 18. a threaded hole; 19. a second hand-held ring; 20. a second threaded tube.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present invention provides a technical solution:

embodiment 1, please refer to fig. 1, 2, 3, 4, and 5, an anti-loosening threaded hydraulic joint includes a male joint 8 and a female joint 16, the male joint 8 includes a first connecting pipe 1, a plug 15 is fixedly connected to a lower end of the first connecting pipe 1, a first hand ring 2 is fixedly connected to an outer surface of the first connecting pipe 1, a first anti-slip pattern 4 is disposed on an upper side of an outer annular wall of the first hand ring 2, a sealing groove 10 is disposed on a lower side of the first anti-slip pattern 4, six slots 14 are equidistantly disposed on the first hand ring 2, a sliding rod 9 is inserted in the slot 14, a rotary button 3 is fixedly connected to an upper end of the sliding rod 9, a threaded column 11 is fixedly connected to a lower end of the sliding rod 9, a first threaded pipe 13 is fixedly connected to a lower end surface of the first connecting pipe 1, and an external thread 12 is disposed on an outer side surface of the first threaded pipe 13; the female joint 16 comprises a second connecting pipe, a second handheld ring 19 is fixedly connected to the outer surface of the upper end of the second connecting pipe, second anti-skid threads 6 are arranged on the outer surface of the second handheld ring 19, a second threaded pipe 20 is fixedly connected to the upper end surface of the second handheld ring 19, internal threads 17 are arranged on the inner side surface of the second threaded pipe 20, a sealing rubber ring 5 is fixedly connected to the outer side surface of the second threaded pipe 20, and six threaded holes 18 are formed in the upper end surface of the second threaded pipe 20 at equal intervals; the operator holds the male connector 8 with one hand, positions the hand at the first anti-skid thread 4 on the surface of the first hand-held ring 2 fixed on the surface of the male connector 8, holds the female connector 16 with the other hand, positions the hand at the second anti-skid thread 6 on the surface of the second hand-held ring 19 fixed on the surface of the female connector 16, turns the sealing rubber ring 5 on the female connector 16 firstly, inserts the plug 15 on the male connector 8 into the second connecting pipeline 7 on the female connector 16, keeps the female connector 16 motionless, rotates the male connector 8 to rotate the first threaded pipe 13 on the male connector 8 into the second threaded pipe 20 on the female connector 16, and when the first threaded pipe 13 is completely screwed into the second threaded pipe 20.

Embodiment 2, please refer to fig. 1, 2, 3, 4, and 5, an anti-loosening threaded hydraulic joint includes a male joint 8 and a female joint 16, the male joint 8 includes a first connecting pipe 1, a plug 15 is fixedly connected to a lower end of the first connecting pipe 1, a first hand ring 2 is fixedly connected to an outer surface of the first connecting pipe 1, a first anti-slip pattern 4 is disposed on an upper side of an outer annular wall of the first hand ring 2, a sealing groove 10 is disposed on a lower side of the first anti-slip pattern 4, six slots 14 are equidistantly disposed on the first hand ring 2, a sliding rod 9 is inserted in the slot 14, a rotary button 3 is fixedly connected to an upper end of the sliding rod 9, a threaded post 11 is fixedly connected to a lower end of the sliding rod 9, a first threaded pipe 13 is fixedly connected to a lower end surface of the first connecting pipe 1, and an external thread 12 is disposed on an outer side surface of the first threaded pipe 13; the female joint 16 comprises a second connecting pipe, a second handheld ring 19 is fixedly connected to the outer surface of the upper end of the second connecting pipe, second anti-skid threads 6 are arranged on the outer surface of the second handheld ring 19, a second threaded pipe 20 is fixedly connected to the upper end surface of the second handheld ring 19, internal threads 17 are arranged on the inner side surface of the second threaded pipe 20, a sealing rubber ring 5 is fixedly connected to the outer side surface of the second threaded pipe 20, and six threaded holes 18 are formed in the upper end surface of the second threaded pipe 20 at equal intervals; when the first threaded pipe 13 is completely screwed into the second threaded pipe 20, at the moment, a threaded hole 18 formed in the upper end surface of the second threaded pipe 20 just corresponds to a slot 14 formed in the first handheld ring 2, the sliding rod 9 is inserted into the slot 14, the rotary knob 3 at the upper end of the sliding rod 9 is rotated, the rotary knob 3 rotates to further drive the sliding rod 9 to rotate, the sliding rod 9 rotates to further drive the threaded post 11 to rotate, the threaded post 11 is further rotated to enter the threaded hole 18, the joint is further fixed and limited, and the first threaded pipe 13 and the second threaded pipe 20 are prevented from loosening in the working process.

Embodiment 3, referring to fig. 1, 2, 3, 4 and 5, the inner side surface of the first threaded pipe 13 is fixedly connected with the outer side surface of the upper end of the plug 15; the first threaded pipe 13 and the second threaded pipe 20 are in threaded connection with the slot 14 and the threaded hole 18 correspondingly, and the threaded column 11 is in threaded connection with the threaded hole 18; the plug 15 is clamped to the second connecting line 7.

The working principle is as follows: when the portable anti-skid device is used, a worker holds the male connector 8 with one hand, positions the hand at the first anti-skid thread 4 on the surface of the first handheld ring 2 fixed on the surface of the male connector 8, holds the female connector 16 with the other hand, positions the hand at the second anti-skid thread 6 on the surface of the second handheld ring 19 fixed on the surface of the female connector 16, turns over the sealing rubber ring 5 on the female connector 16, inserts the plug 15 on the male connector 8 into the second connecting pipe 7 on the female connector 16, keeps the female connector 16 fixed, rotates the male connector 8 to enable the first threaded pipe 13 on the male connector 8 to rotate into the second threaded pipe 20 on the female connector 16, when the first threaded pipe 13 is completely screwed into the second threaded pipe 20, at the moment, the threaded hole 18 formed on the upper end surface of the second threaded pipe 20 just corresponds to the slot 14 formed on the first handheld ring 2, inserts the sliding rod 9 into the slot 14 formed on the upper end of the sliding rod 9, and then rotates the rotating button 3 on the sliding rod 9, the knob 3 rotates and further drives the slide bar 9 and rotates, the slide bar 9 rotates and further drives the screw thread post 11 and rotates, further make the screw thread post 11 rotatory get into screw hole 18, it is spacing further to fix the junction, prevent that first screwed pipe 13 and second screwed pipe 20 in the course of the work from taking place not hard up, connect the back of accomplishing, turn over the sealing rubber circle 5 on the female joint 16 once more, further make sealing rubber circle 5 just be located the seal groove 10 on first handheld ring 2 surface, further seal the junction.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Anti-loosening threaded hydraulic joint comprising a male joint (8) and a female joint (16), characterized in that: public joint (8) include first connecting tube (1), first connecting tube (1) lower extreme fixedly connected with plug (15), first connecting tube (1) surface fixed connection has first handheld ring (2), first handheld ring (2) outer rampart upside is equipped with first anti-skidding line (4), seal groove (10) have been seted up to first anti-skidding line (4) downside, and six slots (14) have been seted up to first handheld ring (2) equidistance, it has slide bar (9) to peg graft in slot (14), slide bar (9) upper end fixedly connected with knob (3), slide bar (9) lower extreme fixedly connected with screw thread post (11), first connecting tube (1) lower extreme fixed surface is connected with first screwed pipe (13), first screwed pipe (13) outside surface is equipped with external screw thread (12).

2. A loosening-resistant threaded hydraulic joint as claimed in claim 1, wherein: female joint (16) includes the second connecting pipe, the outer fixed surface of second connecting pipe upper end is connected with handheld ring of second (19), handheld ring of second (19) surface is equipped with second anti-skidding line (6), the surface fixed surface of handheld ring of second (19) upper end is connected with second screwed pipe (20), second screwed pipe (20) inside surface is equipped with internal thread (17), second screwed pipe (20) outside fixed surface is connected with sealing rubber circle (5), six screw holes (18) have been seted up to second screwed pipe (20) upper end surface equidistance.

3. A loosening-resistant threaded hydraulic joint as claimed in claim 1, wherein: the inner side surface of the first threaded pipe (13) is fixedly connected with the outer side surface of the upper end of the plug (15).

4. A loosening-resistant threaded hydraulic joint as claimed in claim 1, wherein: the first threaded pipe (13) is in threaded connection with the second threaded pipe (20).

5. A loosening-resistant threaded hydraulic joint as claimed in claim 1, wherein: the inserting groove (14) is arranged corresponding to the threaded hole (18), and the threaded column (11) is in threaded connection with the threaded hole (18).

6. A loosening-resistant threaded hydraulic joint as claimed in claim 1, wherein: the plug (15) is clamped with the second connecting pipeline (7).