CN214618298U

CN214618298U - Anti-leakage hydraulic joint

Info

Publication number: CN214618298U
Application number: CN202120521604.6U
Authority: CN
Inventors: 曹懿劼
Original assignee: Shanghai Funuo Fluid Technology Co ltd
Current assignee: Shanghai Funuo Fluid Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-11-05
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a hydraulic pressure connects technical field's an antiseep hydraulic pressure and connects, including the main joint, the outer wall fixed mounting of main joint right-hand member cylinder has the connector, the connector is cylindricly, first sealing washer is installed to the inner wall left part of connector, first mounting groove has been seted up to the middle part circumference inner wall of connector, first screw thread has been seted up to the right part circumference inner wall of connector, the second sealing washer is installed to the right side wall of connector, install the auxiliary joint in the inner chamber of connector, the left side wall of auxiliary joint simultaneously with the right side wall and the first sealing washer looks butt of main joint, the utility model discloses an installation first sealing washer and second sealing washer, extrude the sealing washer at the in-process of screwing up the auxiliary joint, increased the sealing performance that hydraulic pressure connects and prevented the seepage, set up spring and lug, can prevent that hydraulic pressure connects the junction takes place not hard up in the vibrations environment.

Description

Anti-leakage hydraulic joint

Technical Field

The utility model relates to a hydraulic joint technical field specifically is an antiseep hydraulic joint.

Background

The hydraulic joint is a hydraulic system which connects different hydraulic components, such as a pump, a delivery pipeline, a reversing valve, a stop valve or some auxiliary components, such as a liquid level meter, a temperature gauge and a pressure gauge, to form a closed loop, and the hydraulic joint is a connecting part, has good pressure resistance and wide application range, is frequently applied in various fields such as military industry, petrifaction, electric power, ships, automobiles, rail traffic, metallurgy, engineering machinery and the like, is improved in structure and function along with the continuous development of the society, is widely applied in the fields, and has strict requirements on the performance of the hydraulic joint particularly in the field of oil transportation.

The existing hydraulic joint is in an oil transportation system, and due to the fact that the existing hydraulic joint needs to bear huge oil pressure, the pressure resistance of threads is not strong, the threads can be loosened when the existing hydraulic joint is in a high-temperature and high-pressure vibration environment for a long time, the tightness is reduced, and leakage accidents of the system are caused.

Based on this, the utility model designs an antiseep hydraulic joint to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an antiseep hydraulic joint to the current hydraulic joint who proposes in solving above-mentioned background art is in the oil transportation system, owing to need bear huge oil pressure, and the resistance to pressure of screw thread is not strong, can lead to the screw thread to appear becoming flexible in the environment that is in high temperature high pressure vibrations for a long time, leads to the leakproofness to reduce, arouses the problem that the system takes place the seepage accident.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-leakage hydraulic joint comprises a main joint, wherein a connector is fixedly installed on the outer wall of a cylinder body at the right end of the main joint, the connector is cylindrical, a first sealing ring is installed on the left portion of the inner wall of the connector, a first mounting groove is formed in the inner circumferential wall of the middle portion of the connector, first threads are formed in the inner circumferential wall of the right portion of the connector, a second sealing ring is installed on the right side wall of the connector, an auxiliary joint is installed in the inner cavity of the connector, the left side wall of the auxiliary joint is abutted to the right side wall of the main joint and the first sealing ring at the same time, second threads are formed in the circumferential side wall of a cylinder body at the left end of the auxiliary joint, the second threads are meshed with the first threads, second mounting grooves are formed in the upper side wall and the lower side wall of the cylinder body at the left end of the auxiliary joint, and a first fixing block is fixedly installed on the inner wall of the second mounting groove, the outer wall fixed mounting of first fixed block has the spring, the outer end of spring is connected with the second fixed block, the outer wall fixed mounting of second fixed block has the lug, the lug joint is in the inner chamber of first mounting groove, the circumference lateral wall fixed mounting of vice joint has squeeze nut, squeeze nut's left side wall with second sealing washer looks butt, the circumference lateral wall of main joint with the flange is all installed to the circumference lateral wall of vice joint, the connector with squeeze nut all is located in the double-layered chamber that the flange formed, fixation nut is installed to the flange.

Preferably, the fixing nuts are provided with two groups.

Preferably, the secondary joint is rotatable within the connecting head.

Preferably, the peripheral edge of the left wall of the auxiliary joint is arc-shaped.

Preferably, the circumference edge of the bottom wall on the left side of the inner cavity of the connector is arc-shaped, and the connector is matched with the auxiliary connector.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an installation first sealing washer and second sealing washer, to the sealing washer extrusion at the in-process of screwing up the left-hand member joint, the sealing performance that has increased hydraulic pressure and has connected prevents the seepage, sets up spring and lug, can prevent that hydraulic pressure from connecting the junction emergence not hard up in the vibrations environment.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic rear view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-main joint, 2-connector, 3-second sealing ring, 4-auxiliary joint, 5-extruding nut, 6-fixing nut, 7-flange, 8-first sealing ring, 9-first mounting groove, 10-lug, 11-second fixing block, 12-second mounting groove, 13-spring, 14-first fixing block, 15-first thread and 16-second thread.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an anti-leakage hydraulic joint comprises a main joint 1, a connector 2 is fixedly installed on the outer wall of a cylinder at the right end of the main joint 1, the connector 2 is cylindrical, a first sealing ring 8 is installed at the left part of the inner wall of the connector 2, a first mounting groove 9 is formed in the inner wall of the middle circumference of the connector 2, first threads 15 are formed in the inner wall of the right circumference of the connector 2, a second sealing ring 3 is installed on the right side wall of the connector 2, an auxiliary joint 4 is installed in the inner cavity of the connector 2, the left side wall of the auxiliary joint 4 is abutted to the right side wall of the main joint 1 and the first sealing ring 8 at the same time, second threads 16 are formed in the circumferential side wall of the cylinder at the left end of the auxiliary joint 4, the second threads 16 are meshed with the first threads 15, second mounting grooves 12 are formed in the upper side wall and the lower side wall of the cylinder at the left end of the auxiliary joint 4, a first fixing block 14 is fixedly installed on the inner wall of the second mounting groove 12, a spring 13 is fixedly installed on the outer wall of the first fixing block 14, the outer end of spring 13 is connected with second fixed block 11, the outer wall fixed mounting of second fixed block 11 has lug 10, lug 10 joint is at the inner chamber of first mounting groove 9, the circumference lateral wall fixed mounting of auxiliary joint 4 has extrusion nut 5, the left side wall and the 3 looks butt of second sealing washer of extrusion nut 5, flange 7 is all installed to the circumference lateral wall of main joint 1 and the circumference lateral wall of auxiliary joint 4, connector 2 and extrusion nut 5 all are arranged in the double-layered chamber that forms of flange 7, fixation nut 6 is installed to flange 7.

Furthermore, two sets of fixing nuts 6 are arranged, so that the flange connection is firmer and the whole oil transportation system is more stable.

Further, the sub-connector 4 can rotate in the connector 2, so as to clamp the protrusion into the first mounting groove, and the internal connection of the hydraulic connector is more stable.

Further, left wall circumference edge that the auxiliary joint 4 is the arc form setting, and the purpose is in order to make the main joint be connected with the auxiliary joint more stable, reduces the gap simultaneously, prevents the seepage.

Further, the inner cavity left side diapire circumference edge of connector 2 is the arc form setting, and connector 2 is identical with vice joint 4, and the purpose is in order to make the connection between the major-minor joint reduce the error, increases oil transportation system stability.

One specific application of this embodiment is: through revolving vice joint 4 soon, the outer wall of lug 10 is spacing because of the inside wall by connector 2, lug 10 still is in second mounting groove 12 this moment, further revolve wrong vice joint 4, spiro union through first screw 15 and second screw 16, vice joint 4 moves left, when first mounting groove 9 is located same vertical direction with second mounting groove 12, lug 10 rises to in first mounting groove 9 under the effect of spring 13 elasticity, make vice joint 4 joint firmly in connector 2, and along with vice joint 4 in-process that moves left, first sealing washer 8 and second sealing washer 5 are firmly gripped, very big increase entire system's sealing performance, can effectively prevent the seepage, it is firmly fixed through flange 7 with vice joint 4 at last.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; may be mechanically coupled, may be directly coupled, or may be indirectly coupled through an intermediary. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention is understood according to the specific situation. In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a antiseep hydraulic joint, includes main joint (1), its characterized in that: the outer wall of the cylinder at the right end of the main joint (1) is fixedly provided with a connector (2), the connector (2) is cylindrical, a first sealing ring (8) is arranged at the left part of the inner wall of the connector (2), a first mounting groove (9) is formed in the inner wall of the middle circumference of the connector (2), first threads (15) are formed in the inner wall of the right circumference of the connector (2), a second sealing ring (3) is arranged on the right side wall of the connector (2), an auxiliary joint (4) is arranged in the inner cavity of the connector (2), the left side wall of the auxiliary joint (4) is abutted to the right side wall of the main joint (1) and the first sealing ring (8) at the same time, second threads (16) are formed in the circumferential side wall of the cylinder at the left end of the auxiliary joint (4), and the second threads (16) are meshed with the first threads (15), second mounting grooves (12) are formed in the upper side wall and the lower side wall of the left end cylinder of the auxiliary joint (4), a first fixing block (14) is fixedly mounted on the inner wall of the second mounting groove (12), a spring (13) is fixedly mounted on the outer wall of the first fixing block (14), a second fixing block (11) is connected to the outer end of the spring (13), a lug (10) is fixedly mounted on the outer wall of the second fixing block (11), the lug (10) is connected to the inner cavity of the first mounting groove (9), an extrusion nut (5) is fixedly mounted on the outer side wall of the circumference of the auxiliary joint (4), the left side wall of the extrusion nut (5) is abutted to a second sealing ring (3), a flange (7) is mounted on the outer side wall of the circumference of the main joint (1) and the outer side wall of the circumference of the auxiliary joint (4), and a connector (2) and the extrusion nut (5) are both located in a clamping cavity formed by the flange (7), and the flange (7) is provided with a fixed nut (6).

2. The leak-proof hydraulic joint as claimed in claim 1, wherein: two groups of fixing nuts (6) are arranged.

3. The leak-proof hydraulic joint as claimed in claim 1, wherein: the auxiliary joint (4) can rotate in the connecting head (2).

4. The leak-proof hydraulic joint as claimed in claim 1, wherein: the peripheral edge of the left wall of the auxiliary joint (4) is arranged in an arc shape.

5. The leak-proof hydraulic joint as claimed in claim 1, wherein: the inner cavity left side diapire circumference edge of connector (2) is the arc form setting, just connector (2) with vice joint (4) are identical.