CN210739632U

CN210739632U - Hydraulic part joint with good sealing performance

Info

Publication number: CN210739632U
Application number: CN201920968871.0U
Authority: CN
Inventors: 刘爱国
Original assignee: Yangzhou Ruihe Machinery Co Ltd
Current assignee: Yangzhou Ruihe Machinery Co Ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-06-12
Anticipated expiration: 2029-06-26

Abstract

The utility model relates to a hydraulic pressure spare connects technical field, and discloses a hydraulic pressure spare that leakproofness is good connects, the connecting pipe comprises a connecting pipe, the protective housing is gone up to the top fixedly connected with of connecting pipe, the bottom fixedly connected with lower protective housing of connecting pipe, the inner chamber bottom fixed mounting who goes up the protective housing has reset spring, the inner chamber roof fixed mounting of lower protective housing has reset spring, two the equal fixed mounting of one end that upper protective housing and lower protective housing were kept away from to reset spring has the fly leaf. This hydraulic pressure spare that leakproofness is good connects liquid pipe and equipment through the screwed pipe at connecting pipe both ends, utilizes the threaded connection of fixed screw and fixation nut to make upper portion fixed block and lower part fixed block fix, makes the liquid pipe or the equipment connection pipe of firmly fixing of upper portion fixed block and lower part fixed block, prevents to loosen and takes off, avoids the condition of weeping appearing in the in-process that takes off, increases the leakproofness that hydraulic pressure spare connects.

Description

Hydraulic part joint with good sealing performance

Technical Field

The utility model relates to a hydraulic pressure spare connects technical field, specifically is a hydraulic pressure spare that leakproofness is good connects.

Background

The hydraulic joint is a hydraulic system which connects different hydraulic components (pumps, conveying pipelines, reversing valves, stop valves, hydraulic motors, hydraulic cylinders and some auxiliary components, such as liquid level meters, thermometers, pressure meters and the like) to form a closed loop, and is a fitting which plays a role in connection.

The hydraulic joint can bear high-strength pressure, and the hydraulic joint is widely applied to hydraulic pipeline systems of various industries such as military industry, energy, petrifaction, electric power, ships, automobiles, rail traffic, engineering machinery, mines, metallurgy, steel works, ocean engineering and the like, but the hydraulic joint is easy to cause liquid leakage when connecting pipelines and instruments, is not tight in connection and has poor sealing effect, so that the hydraulic joint with good sealing property is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a hydraulic pressure spare that leakproofness is good connects to prior art not enough, the utility model provides a sealed effectual, the advantage of prevention of liquid leakage has solved the condition that the weeping appears easily in hydraulic pressure joint when connecting tube and apparatus, connects inseparably, the not good problem of sealed effect.

(II) technical scheme

For realizing above-mentioned sealed effectual, the purpose of prevention of liquid leakage, the utility model provides a following technical scheme: a hydraulic part joint with good sealing performance comprises a connecting pipe, wherein the top of the connecting pipe is fixedly connected with an upper protective shell, the bottom of the connecting pipe is fixedly connected with a lower protective shell, the bottom of an inner cavity of the upper protective shell is fixedly provided with a reset spring, the top wall of an inner cavity of the lower protective shell is fixedly provided with a reset spring, one end of each reset spring, which is far away from the upper protective shell and the lower protective shell, is fixedly provided with a movable plate, the bottom of the movable plate is fixedly connected with a lower fixed block, the top of the movable plate is fixedly connected with an upper fixed block, the left side and the right side of the connecting pipe are fixedly connected with threaded pipes, clamping hooks are respectively clamped on the left side wall and the right side wall of the inner cavity of the upper protective shell and the right side wall of the inner cavity of the lower protective shell, a top cover, the internal thread of the backing plate is connected with a fixing screw, and the external part of the fixing screw and the bottom thread of the backing plate positioned outside the lower fixing block are connected with a fixing nut.

Preferably, the connecting pipe and the two threaded pipes are integrated, the connecting pipe is communicated with the two threaded pipes, and the two movable plates are arc-shaped.

Preferably, rectangular grooves are formed in the outer sides of the upper protective shell and the lower protective shell, and clamping grooves are symmetrically formed in the left side wall and the right side wall of the inner cavity of the upper protective shell and the inner cavity of the lower protective shell.

Preferably, the lower fixing block and the upper fixing block are both arc-shaped, the lower fixing block and the upper fixing block form a circular ring, and the diameter of the circular ring is larger than that of the threaded pipe.

Preferably, the diameter of the threaded pipe is smaller than that of the connecting pipe, and the top cover, the clamping hook and the pressure head are integrated.

Preferably, the number of the pressure heads is four, the four pressure heads are equidistantly distributed at the bottom of the top cover, and the two top covers are arc-shaped.

(III) advantageous effects

Compared with the prior art, the utility model provides a hydraulic pressure spare that leakproofness is good connects possesses following beneficial effect:

this hydraulic pressure spare that leakproofness is good connects, screwed pipe through the connecting pipe both ends connects liquid pipe and equipment, at liquid pipe or equipment fixing's in-process, protective housing and lower protective housing separation are gone up all to two top caps, the fly leaf can outwards remove along with the diameter of liquid pipe or equipment connecting pipe, after liquid pipe or equipment fixing finish, go into the draw-in groove that protective housing and lower protective housing inboard were seted up respectively to the trip of two top caps outsides, make the fly leaf obtain fixedly, the threaded connection who utilizes set screw and fixation nut at last makes upper portion fixed block and lower part fixed block fix, make upper portion fixed block and lower part fixed block firmly fix liquid pipe or equipment connecting pipe, prevent the pine and take off, avoid the condition of weeping appearing in-process taking off, increase the leakproofness that hydraulic pressure spare connects.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a front sectional view of the upper protective shell structure of the present invention.

In the figure: the device comprises a connecting pipe 1, an upper protective shell 2, a lower protective shell 3, a lower fixing block 4, a threaded pipe 5, a return spring 6, a movable plate 7, a top cover 8, a clamping hook 9, a pressure head 10, an upper fixing block 11, a base plate 12, a fixing screw 13 and a fixing nut 14.

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. 1-2, a hydraulic part joint with good sealing performance comprises a connecting pipe 1, the connecting pipe 1 and two screwed pipes 5 are an integral body, the connecting pipe 1 is communicated with the two screwed pipes 5, the top of the connecting pipe 1 is fixedly connected with an upper protective shell 2, rectangular grooves are respectively arranged on the outer sides of the upper protective shell 2 and a lower protective shell 3, clamping grooves are respectively symmetrically arranged on the left side wall and the right side wall of an inner cavity of the upper protective shell 2 and the right side wall of the inner cavity of the lower protective shell 3, the bottom of the connecting pipe 1 is fixedly connected with the lower protective shell 3, a return spring 6 is fixedly arranged at the bottom of the inner cavity of the upper protective shell 2, a return spring 6 is fixedly arranged on the top wall of the inner cavity of the lower protective shell 3, movable plates 7 are fixedly arranged at one ends of the two return springs 6 far away, the lower fixing block 4 and the upper fixing block 11 are both arc-shaped, the lower fixing block 4 and the upper fixing block 11 form a circular ring, the diameter of the circular ring is larger than that of the threaded pipe 5, the bottom of the top movable plate 7 is fixedly connected with the upper fixing block 11, the left side and the right side of the connecting pipe 1 are both fixedly connected with the threaded pipe 5, the diameter of the threaded pipe 5 is smaller than that of the connecting pipe 1, the left side wall and the right side wall of the inner cavity of the upper protective shell 2 and the lower protective shell 3 are both clamped with clamping hooks 9, the outer parts of the clamping hooks 9 are fixedly connected with top covers 8, the two top covers 8 are arc-shaped, the inner side of each top cover 8 is fixedly connected with a pressure head 10, the top covers 8, the clamping hooks 9 and the pressure heads 10 are integrated, the number of the pressure heads 10 is four, the four pressure heads 10 are equidistantly distributed at the bottom of the top covers 8, the outside of the fixing screw 13 and the bottom of the external backing plate 12 of the lower fixing block 4 are connected with a fixing nut 14 through threads, so that the aims of good sealing effect and liquid leakage prevention are achieved.

In conclusion, in the hydraulic part joint with good sealing performance, the liquid pipe and the equipment are connected through the threaded pipes 5 at the two ends of the connecting pipe 1, in the process of installing the liquid pipe or the equipment, the upper protective shell 2 and the lower protective shell 3 are separated from each other by the two top covers 8, the movable plate 7 can move outwards along with the diameter of the liquid pipe or the equipment connecting pipe, after the liquid pipe or the equipment is installed, the clamping hooks 9 outside the two top covers 8 are respectively clamped into the clamping grooves formed in the inner sides of the upper protective shell 2 and the lower protective shell 3, so that the movable plate 7 is fixed, finally, the upper fixing block 11 and the lower fixing block 4 are fixed by utilizing the threaded connection of the fixing screws 13 and the fixing nuts 14, so that the upper fixing block 11 and the lower fixing block 4 firmly fix the liquid pipe or the liquid pipe equipment connecting pipe, the loosening is prevented, the liquid leakage in the loosening process is avoided, therefore, the problems that the hydraulic joint is easy to leak when connecting a pipeline and an instrument, the connection is not tight and the sealing effect is not good are solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 spare that leakproofness is good connects, includes connecting pipe (1), its characterized in that: the top of the connecting pipe (1) is fixedly connected with an upper protective shell (2), the bottom of the connecting pipe (1) is fixedly connected with a lower protective shell (3), the bottom of an inner cavity of the upper protective shell (2) is fixedly provided with a reset spring (6), the inner cavity top wall of the lower protective shell (3) is fixedly provided with the reset spring (6), two ends, away from the upper protective shell (2) and the lower protective shell (3), of the reset spring (6) are fixedly provided with a movable plate (7), the bottom of the movable plate (7) is fixedly connected with a lower fixed block (4), the top of the movable plate (7) is fixedly connected with an upper fixed block (11), the left side wall and the right side wall of the inner cavity of the upper protective shell (2) and the lower protective shell (3) are fixedly connected with threaded pipes (5), and clamping hooks (9) are clamped on the left, outside fixedly connected with top cap (8) of trip (9), the inboard fixedly connected with pressure head (10) of top cap (8), the front and the equal fixedly connected with backing plate (12) in the back of upper portion fixed block (11) and lower part fixed block (4), the inside threaded connection of backing plate (12) has set screw (13), the outside of set screw (13) and the bottom threaded connection that is located lower part fixed block (4) outside backing plate (12) have fixation nut (14).

2. The hydraulic fitting joint with good sealing performance as claimed in claim 1, wherein: the connecting pipe (1) and the two threaded pipes (5) are integrated, the connecting pipe (1) is communicated with the two threaded pipes (5), and the two movable plates (7) are arc-shaped.

3. The hydraulic fitting joint with good sealing performance as claimed in claim 1, wherein: rectangular grooves are formed in the outer sides of the upper protective shell (2) and the lower protective shell (3), and clamping grooves are symmetrically formed in the inner cavity left side wall and the inner cavity right side wall of the upper protective shell (2) and the lower protective shell (3).

4. The hydraulic fitting joint with good sealing performance as claimed in claim 1, wherein: the lower fixing block (4) and the upper fixing block (11) are both arc-shaped, the lower fixing block (4) and the upper fixing block (11) form a circular ring, and the diameter of the circular ring is larger than that of the threaded pipe (5).

5. The hydraulic fitting joint with good sealing performance as claimed in claim 1, wherein: the diameter of the threaded pipe (5) is smaller than that of the connecting pipe (1), and the top cover (8), the clamping hook (9) and the pressure head (10) are integrated.

6. The hydraulic fitting joint with good sealing performance as claimed in claim 1, wherein: the number of the pressure heads (10) is four, the four pressure heads (10) are equidistantly distributed at the bottom of the top cover (8), and the two top covers (8) are arc-shaped.