CN210566793U

CN210566793U - Novel hydraulic pipe joint

Info

Publication number: CN210566793U
Application number: CN201921485546.5U
Authority: CN
Inventors: 蒲亨权
Original assignee: Taizhou Qingheng Machinery Co Ltd
Current assignee: Taizhou Qingheng Machinery Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-05-19
Anticipated expiration: 2029-09-06

Abstract

The utility model provides a novel hydraulic pressure coupling belongs to and connects technical field. The hydraulic pipe joint filter screen solves the problems that an existing hydraulic pipe joint filter screen is easy to fall off, instable in installation and poor in filtering effect. This novel hydraulic pressure coupling, including being the joint body of cavity form, the incoming end that connects the body is connected with lock nut through turning over along turning over, the connect end that connects the body has the internal thread, the position department that connects this internal being close to the incoming end is provided with the filter screen, the outward flange of filter screen is provided with the fixed frame of fixing this filter screen, the outward flange of fixed frame has the longitudinal symmetry and sets up and outside bellied two lugs, the position department axial of corresponding two lugs on the joint body inner wall has seted up the deep trouth, the recess has all been seted up at the top of two lugs, and be provided with the elastic component that the top supports the anticollision piece that leans on with the deep trouth inner wall and links firmly bottom the anticollision piece in this recess. The utility model has the advantages of the filter screen installation is firm, the filter screen is dismantled conveniently and the filter effect is good.

Description

Novel hydraulic pipe joint

Technical Field

The utility model belongs to the technical field of connect, a hydraulic pressure coupling is related to, in particular to novel hydraulic pressure coupling.

Background

The hydraulic pipe joint is used as a common fitting in a hydraulic pipe fitting and is mainly used for transition connection of the hydraulic pipe. The existing hydraulic pipe joint is simple in design and mostly consists of a joint body, an access end and a contact end, but part of hydraulic elements or equipment in a hydraulic oil circuit of the traditional hydraulic pipe joint can pollute hydraulic oil during maintenance, and meanwhile, with the development of science and technology, the simple design can not meet the requirements of modern people.

The filter screen that has among the hydraulic pressure coupling of the part that the event has now comes the filtration impurity, but the mounting means of filter screen is too simple among the current hydraulic pressure coupling, and when too high when assaulting great to the filter screen when the oil pressure, the filter screen is direct to be washed out very likely, influences the filter effect greatly.

Disclosure of Invention

The utility model aims at providing a to the above-mentioned problem that exists among the prior art, provide one kind with the filter screen firmly be fixed in the hydraulic pressure coupling inside, can conveniently dismantle this filter screen and can improve the novel hydraulic pressure coupling of filter effect.

The purpose of the utility model can be realized by the following technical proposal: a novel hydraulic pipe joint comprises a hollow joint body, wherein a locking nut is connected to the inlet end of the joint body through a turning edge, the outlet end of the joint body is provided with an internal thread, and the novel hydraulic pipe joint is characterized in that a filter screen is arranged at a position close to the inlet end in the joint body, a fixing frame which is used for fixing the filter screen and can prevent the filter screen from deforming is arranged at the outer edge of the filter screen, two convex blocks which are arranged symmetrically up and down and protrude outwards are arranged at the outer edge of the fixing frame, the filter screen is matched and connected with the inner wall of the joint body through the convex blocks, deep grooves for the convex blocks to extend into and be matched are axially arranged at the positions corresponding to the two convex blocks on the inner wall of the joint body from the inlet end towards the inner direction of the joint body, grooves are formed at the tops of the two convex blocks, and an anti-collision block which is abutted against the inner wall of the deep grooves, when the filter screen is located inside the joint body, the inner wall of the deep groove is provided with a leaning groove for the anti-collision block to lean against.

In the above-mentioned novel hydraulic pipe joint, one end of the elastic component is fixedly connected with the bottom of the anti-collision block, and a cushion block for the elastic component to abut against is arranged between the other end of the elastic component and the bottom of the groove.

In the novel hydraulic pipe joint, the fixing frame and the convex block are integrally formed.

In the novel hydraulic pipe joint, the two ends of the top of the anti-collision block are provided with the rounded corners.

In the above new hydraulic pipe joint, the elastic member is a return spring.

In the novel hydraulic pipe joint, the inner wall of the deep groove is embedded with a clamp spring which can resist the filter screen.

In the novel hydraulic pipe joint, the end faces of the inlet end and the outlet end of the joint body are respectively embedded with a sealing ring.

Compared with the prior art, this novel hydraulic pressure coupling is provided with the filter screen, and through the setting of lug, anticollision piece, elastic component on the filter screen firmly be fixed in the joint body inside, this filter screen also can be dismantled moreover, convenient the change, and the while is guaranteed fixed firm through the further injecing of position of jump ring with the filter screen, helps the improvement of filter effect and the life of filter screen.

Drawings

Fig. 1 is a schematic sectional view of the hydraulic pipe joint according to the present invention.

Figure 2 is an enlarged schematic view of the novel hydraulic pipe joint at a in figure 1,

in the figure, 1, a joint body; 2. locking the nut; 3. an access end; 4. an output end is connected; 5. a filter screen; 6. a fixing frame; 7. a bump; 8. deep grooves; 9. a groove; 10. an anti-collision block; 11. an elastic member; 12. a clamp spring; 13. cushion blocks; 14. and (5) sealing rings.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figures 1 and 2, the novel hydraulic pipe joint comprises a hollow joint body 1, a locking nut 2 is connected to an inlet end 3 of the joint body 1 through a turning edge, an inner thread is arranged at an outlet end 4 of the joint body 1, a filter screen 5 is arranged at a position close to the inlet end 3 in the joint body 1, a fixing frame 6 for fixing the filter screen 5 and preventing the filter screen from deforming is arranged at the outer edge of the filter screen 5, two convex blocks 7 which are symmetrically arranged up and down and are protruded outwards are arranged at the outer edge of the fixing frame 6, the central axes of the two convex blocks 7 are positioned on the same straight line, the fixing frame 6 and the convex blocks 7 are integrally formed, the filter screen 5 is matched and connected with the inner wall of the joint body 1 through the convex blocks 7, deep grooves 8 for the convex blocks 7 to extend into the matching are axially arranged at positions corresponding to the two convex blocks 7 on the inner wall of the joint body 1 from the, the tops of the two lugs 7 are both provided with a groove 9, the groove 9 is internally provided with an anti-collision block 10 the top of which is abutted against the inner wall of the deep groove 8 and an elastic part 11 fixedly connected with the bottom of the anti-collision block 10, the elastic part 11 is a return spring, when the filter screen 5 is positioned in the joint body 1, the inner wall of the deep groove 8 is provided with an abutting groove for abutting against the anti-collision block 10, the inner wall of the deep groove 8 is embedded with a clamp spring 12 for abutting against the filter screen 5, when the filter screen 5 is placed in the joint body 1, the top of the anti-collision block 10 is abutted against the inner wall of the deep groove 8, at the moment, the anti-collision block 10 applies pressure to the elastic part 11, then slowly moves the elastic part towards the inside of the deep groove 8 until the filter screen is moved to the abutting groove, because the counter-acting force of the elastic part 11 pushes the anti-collision block 10 fixedly connected with the elastic part upwards, the top of the anti-collision block 10 is abutted groove to complete installation, so that the utility model is more stable and not easy to fall off.

In more detail, one end of the elastic element 11 is fixedly connected with the bottom of the anti-collision block 10, a cushion block 13 for the elastic element to abut against is arranged between the other end of the elastic element and the bottom of the groove 9, and the elastic element 11, the anti-collision block 10 and the cushion block 13 are welded through elastic sheets.

In more detail, both ends of the top of the anti-collision block 10 are provided with the rounded corners, when the anti-collision block is detached, the convex block 7 is grasped, and is slightly moved out to abut against the groove with a slight force, and under the common acting force of the elastic piece 11 and the rounded corners, the anti-collision block 10 can be easily and easily moved out in the moving process.

To be more specific, in order to improve the sealing performance, the seal rings 14 are fitted to the end surfaces of the inlet end 3 and the outlet end 4 of the joint body 1.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a novel hydraulic pipe connects, is including being hollow form joint body (1), the incoming end (3) that connects body (1) are connected with lock nut (2) through turning over along turning over, connect that connect end (4) of body (1) have the internal thread, a serial communication port, joint body (1) in be close to the position department of incoming end (3) and be provided with filter screen (5), the outward flange of filter screen (5) is provided with fixed frame (6) fixed and can prevent its deformation with this filter screen (5), the outward flange of fixed frame (6) has two lugs (7) that the longitudinal symmetry set up and outside bellied, filter screen (5) be connected with the inner wall cooperation that connects body (1) through this lug (7), the position department that connects two lugs (7) on body (1) inner wall and is offered by incoming end (3) towards the inside direction axial of joint body (1) and supplies lug (7) to stretch into complex deep troughed (a), (a) (2), connect the internal wall of body (1) to go 8) The top of the two convex blocks (7) is provided with a groove (9), the groove (9) is internally provided with an anti-collision block (10) the top of which is abutted against the inner wall of the deep groove (8) and an elastic piece (11) fixedly connected with the bottom of the anti-collision block (10), and when the filter screen (5) is positioned inside the joint body (1), the inner wall of the deep groove (8) is provided with an abutting groove for abutting against the anti-collision block (10).

2. The novel hydraulic pipe joint according to claim 1, wherein one end of the elastic element (11) is fixedly connected with the bottom of the anti-collision block (10), and a cushion block (13) for the elastic element to abut against is arranged between the other end of the elastic element and the bottom of the groove (9).

3. A new hydraulic pipe joint according to claim 1, characterized in that said fixing frame (6) is provided integrally with the projection (7).

4. The new hydraulic pipe joint according to claim 1, characterized in that both ends of the top of the anti-collision block (10) are provided with rounded corners.

5. A new hydraulic pipe joint according to claim 1, characterized in that said elastic element (11) is a return spring.

6. The new hydraulic pipe joint according to claim 1, characterized in that the inner wall of the deep groove (8) is embedded with a snap spring (12) which resists the filter screen (5).

7. The novel hydraulic pipe joint according to claim 1, characterized in that the sealing rings (14) are embedded in the end surfaces of the inlet end (3) and the outlet end (4) of the joint body (1).