CN210890474U

CN210890474U - Hydraulic quick joint with good sealing performance

Info

Publication number: CN210890474U
Application number: CN201922034346.4U
Authority: CN
Inventors: 洪波; 刘华贵
Original assignee: Jiangxi Aike Industrial Co ltd
Current assignee: Jiangxi Aike Industrial Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-06-30
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a hydraulic quick joint with good sealing performance, which comprises a male joint and a female joint, wherein one end of the male joint, which is far away from the female joint, is fixedly connected with a connecting piece b and a connecting piece a respectively; through setting up the silica gel circle, when the connecting pipe passes connecting piece an and extends to female joint in, the silica gel circle can cup joint the surface at the connecting pipe, can seal up the gap between connecting pipe and the female joint, avoid having liquid to spill and flow from connecting piece an, through setting up the rubber sleeve, the rubber sleeve can seal up the gap between connecting pipe and the fixed cover, avoid having liquid to flow out from the gap between connecting pipe and the fixed cover, through setting up baffle and silica gel pad, the silica gel pad can be fixed to the baffle, the right-hand member of fixed cover can be plugged up to the baffle simultaneously, carry out the secondary seal to the gap between fixed cover and the connecting pipe, make sealed effect better.

Description

Hydraulic quick joint with good sealing performance

Technical Field

The utility model belongs to the technical field of hydraulic pressure quick-operation joint, concretely relates to hydraulic pressure quick-operation joint that leakproofness is good.

Background

The hydraulic quick connector is designed for special heavy load, the female connector is made of steel chromium plating, the lock sleeves of the male connector and the female connector are hardened, pressure resistance and fatigue resistance are good, and two-stage sealing is adopted; no leakage and safety self-locking function.

The leakproofness of current hydraulic joint is relatively poor, may appear using the condition that leads to the leakproofness to reduce for a long time after the installation to lead to liquid to spill from hydraulic joint, and hydraulic joint half does not have the dustproof joint before using, therefore the dust gets into hydraulic joint easily in, the dust clearance in the hydraulic joint is also very troublesome simultaneously, thereby may the dust get into in the liquid in the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic pressure quick-operation joint that leakproofness is good 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 a hydraulic pressure quick-operation joint that leakproofness is good, includes male joint and female joint, the one end difference fixedly connected with connecting piece b and connecting piece an that male joint and female joint kept away from mutually, be provided with the silica gel circle in the female joint, the right side of silica gel circle is provided with fixed cover, and the surface of fixed cover has seted up the external screw thread, the internal thread has been seted up to the inner wall of male joint, fixed cover sets up in the male joint, and external screw thread and internal thread threaded connection, be provided with the connecting pipe in the male joint, the connecting pipe extends to in the fixed cover, and the connecting pipe is located the female joint.

Preferably, the right side of female joint fixedly connected with rubber circle, the spacing groove has been seted up to the left surface of male joint, and the rubber circle is located the spacing inslot.

Preferably, the outer surface of the connecting pipe is sleeved with a rubber sleeve, and the outer surface of the rubber sleeve is attached to the inner wall of the fixing sleeve.

Preferably, the outer fixed surface of connecting pipe is connected with the baffle, and the left surface fixedly connected with silica gel pad of baffle, the silica gel pad is located the right side of rubber sleeve.

Preferably, the inner walls of the connecting piece a and the connecting piece b are both provided with threads.

Preferably, the connecting piece a and the connecting piece b are internally and respectively in threaded connection with a dustproof plug.

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

this hydraulic pressure quick-operation joint that leakproofness is good, through setting up the silica gel circle, when the connecting pipe passes connecting piece an and extends to female joint in, the silica gel circle can cup joint the surface at the connecting pipe, can seal the gap between connecting pipe and the female joint, avoid having liquid to spill and flow from connecting piece an, through setting up the rubber sleeve, the rubber sleeve can seal the gap between connecting pipe and the fixed cover, avoid having liquid to flow from the gap between connecting pipe and the fixed cover, through setting up baffle and silica gel pad, the silica gel pad can be fixed to the baffle, the right-hand member of fixed cover can be plugged up to the baffle simultaneously, carry out secondary seal to the gap between fixed cover and the connecting pipe, make sealed effect better.

This hydraulic pressure quick-operation joint that leakproofness is good through setting up dustproof stopper, and dustproof stopper can threaded connection in connecting piece an and connecting piece b, avoids the dust to pass through in connecting piece a and the male joint of connecting piece b entering and the female joint to can avoid having the dust to get into in the liquid in the use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a front cross-sectional structure of the female connector of the present invention;

fig. 3 is a schematic structural view of a front view of the male connector of the present invention.

In the figure: 1. a male connector; 2. a female joint; 3. a connecting piece a; 4. a connecting piece b; 5. a dust plug; 6. a silica gel ring; 7. a rubber ring; 8. fixing a sleeve; 9. a connecting pipe; 10. a rubber sleeve; 11. an internal thread; 12. a limiting groove; 13. a silica gel pad; 14. and a baffle plate.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Please refer to fig. 1-3, the utility model provides a hydraulic pressure quick-operation joint that leakproofness is good, including male joint 1 and female joint 2, the one end that male joint 1 and female joint 2 kept away from mutually is fixedly connected with connecting piece b4 and connecting piece a3 respectively, be provided with silica gel circle 6 in the female joint 2, the right side of silica gel circle 6 is provided with fixed cover 8, and the surface of fixed cover 8 has seted up the external screw thread, internal thread 11 has been seted up to the inner wall of male joint 1, fixed cover 8 sets up in male joint 1, and external screw thread and internal thread 11 threaded connection, be provided with connecting pipe 9 in the male joint 1, connecting pipe 9 extends to fixed cover 8 in, and connecting pipe 9 is located female joint 2.

In the above solution, when connection is needed, a worker rotates the dust plug 5 to take out the dust plug 5 from the connector a3 and the connector b4, respectively connect the connector a3 and the connector b4 to the two catheters, then control the connecting tube 9 and the rubber sleeve 10 to be inserted into the fixing sleeve 8, and simultaneously rotate the male connector 1 and the female connector 2, so that the fixing sleeve 8 is in threaded connection with the internal thread 11 in the male connector 1, and the male connector 1 and the female connector 2 can be stably fixed together.

Specifically, the right side surface of the female joint 2 is fixedly connected with a rubber ring 7, the left side surface of the male joint 1 is provided with a limiting groove 12, and the rubber ring 7 is positioned in the limiting groove 12; through setting up rubber circle 7 and spacing groove 12, rubber circle 7 can block in spacing groove 12 to can make the junction leakproofness between male joint 1 and the female joint 2 better.

Specifically, the outer surface of the connecting pipe 9 is sleeved with a rubber sleeve 10, and the outer surface of the rubber sleeve 10 is attached to the inner wall of the fixed sleeve 8; through setting up rubber sleeve 10, rubber sleeve 10 can seal the gap between connecting pipe 9 and the fixed cover 8, avoids having liquid to flow out from the gap between connecting pipe 9 and the fixed cover 8.

Specifically, the outer surface of the connecting pipe 9 is fixedly connected with a baffle 14, the left side surface of the baffle 14 is fixedly connected with a silica gel pad 13, and the silica gel pad 13 is positioned on the right side of the rubber sleeve 10; through setting up baffle 14 and silica gel pad 13, silica gel pad 13 can be fixed to baffle 14, and the right-hand member of fixed cover 8 can be plugged up to baffle 14 simultaneously, carries out the secondary seal to the gap between fixed cover 8 and the connecting pipe 9 for sealed effect is better.

Specifically, the inner walls of the connecting piece a3 and the connecting piece b4 are both provided with threads, and the connecting piece a3 and the connecting piece b4 are both internally and threadedly connected with a dustproof plug 5; by providing the dust plug 5, the dust plug 5 can be screwed into the connector a3 and the connector b4, so that dust is prevented from entering the male connector 1 and the female connector 2 through the connector a3 and the connector b4, and dust can be prevented from entering liquid in the using process.

The utility model discloses a theory of operation and use flow: when connection is required, a worker rotates the dust plug 5 to take out the dust plug 5 from the connector a3 and the connector b4, connects the connector a3 and the connector b4 to the two catheters, respectively, then controls the connection pipe 9 and the rubber boot 10 to be inserted into the fixing sleeve 8, and simultaneously rotates the male connector 1 and the female connector 2 so that the fixing sleeve 8 is threadedly connected with the internal thread 11 in the male connector 1, and the male connector 1 and the female connector 2 can be stably fixed together.

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. The utility model provides a hydraulic pressure quick-operation joint that leakproofness is good, includes male joint (1) and female joint (2), its characterized in that: the utility model discloses a quick-witted connection structure, including male joint (1), female joint (2), the one end that keeps away from mutually of male joint (1) is fixedly connected with connecting piece b (4) and connecting piece a (3) respectively, be provided with silica gel circle (6) in female joint (2), the right side of silica gel circle (6) is provided with fixed cover (8), and the surface of fixed cover (8) has seted up the external screw thread, internal thread (11) have been seted up to the inner wall of male joint (1), fixed cover (8) set up in male joint (1), and external screw thread and internal thread (11) threaded connection, be provided with connecting pipe (9) in male joint (1), connecting pipe (9) extend to fixed cover (8) in, and connecting pipe (9) are located female joint (2).

2. The hydraulic quick coupling with good sealing performance as claimed in claim 1, wherein: the right side face of female joint (2) fixedly connected with rubber circle (7), spacing groove (12) have been seted up to the left surface of male joint (1), and rubber circle (7) are located spacing groove (12).

3. The hydraulic quick coupling with good sealing performance as claimed in claim 1, wherein: the outer surface of the connecting pipe (9) is sleeved with a rubber sleeve (10), and the outer surface of the rubber sleeve (10) is attached to the inner wall of the fixed sleeve (8).

4. The hydraulic quick coupling with good sealing performance as claimed in claim 1, wherein: the outer fixed surface of connecting pipe (9) is connected with baffle (14), and the left surface fixedly connected with silica gel pad (13) of baffle (14), silica gel pad (13) are located the right side of rubber sleeve (10).

5. The hydraulic quick coupling with good sealing performance as claimed in claim 1, wherein: the inner walls of the connecting piece a (3) and the connecting piece b (4) are both provided with threads.

6. The hydraulic quick coupling with good sealing performance as claimed in claim 1, wherein: and the connecting pieces a (3) and b (4) are internally connected with dust plugs (5) in a threaded manner.