CN222543277U

CN222543277U - A new type of articulated joint

Info

Publication number: CN222543277U
Application number: CN202420571666.1U
Authority: CN
Inventors: 张芷瑜; 张芷毓
Original assignee: Shanghai Limoto Machinery Co ltd
Current assignee: Shanghai Limoto Machinery Co ltd
Priority date: 2024-03-24
Filing date: 2024-03-24
Publication date: 2025-02-28
Anticipated expiration: 2034-03-24

Abstract

The utility model discloses a novel articulated joint, including a device body, the device body including an articulated body and an articulated screw, the articulated screw being inserted in the articulated body; the articulated screw being in a cylindrical structure, an O-ring groove being provided on the left side of the articulated screw, an O-ring being installed in the O-ring groove; a combination pad being provided inside the left end of the articulated body, the combination pad being located outside the left end of the articulated screw, and the combination pad being in a trapezoidal structure. In this device, an "O-ring" radial seal is adopted between the articulated body and the articulated screw, and a combination pad seal is adopted between the articulated body and the friction pair surface, in this way, the sealing performance of the connection between the articulated body and the articulated screw can be improved, and oil leakage can be prevented.

Description

Novel hinge joint

Technical Field

The utility model relates to the technical field of articulated joints, in particular to a novel articulated joint.

Background

An articulated joint, also called a universal joint, is a mechanical element for connecting two parts. It is capable of providing angular adjustability between the two components, typically for connecting the rotating components so that they can rotate relative to one another without restriction. The hinge joint is classified into various types including a spherical hinge joint, an elastic rod hinge joint, a spherical column hinge joint, and the like.

The existing articulated joint has the following defects:

The existing hinge body, the hinge screw and the friction pair are sealed by an O-shaped ring, but the problem of poor sealing and oil leakage is frequently encountered. For this purpose, a solution needs to be given.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a novel hinged joint to solve the problems in the background art.

(II) technical scheme

The novel hinge joint comprises a device body, wherein the device body comprises a hinge body and a hinge screw, the hinge screw is inserted into the hinge body, the hinge screw is of a cylindrical structure, an O-shaped ring groove is formed in the left side of the hinge screw, an O-shaped ring is installed in the O-shaped ring groove, the O-shaped ring is of a flat elliptic structure, and the O-shaped ring is made of rubber materials.

Preferably, a combined pad is arranged in the left end of the hinge body and is positioned on the outer side of the left end of the hinge screw, the combined pad is of a trapezoid structure, and the combined pad is made of rubber materials.

Preferably, the upper connecting groove is formed in the top end of the inside of the hinge body, the bottom connecting groove is formed in the bottom end of the inside of the hinge body, the upper connecting groove and the bottom connecting groove are of a through type structure, the left end of the bottom connecting groove is provided with a small connecting groove, the bottom connecting groove and the small connecting groove are of cylindrical structures, and the left end and the right end of the bottom connecting groove are of a through type structure.

(III) beneficial effects

The utility model provides a novel hinge joint. The beneficial effects are as follows:

The novel hinge joint has the advantages that the O-shaped ring is radially sealed between the hinge body and the hinge screw, the hinge body and the friction pair surface are sealed by the combined gasket, the tightness of the hinge body and the hinge screw connection can be improved in such a mode, the occurrence of oil leakage is prevented, the novel hinge joint is radially sealed by the O-shaped ring, the size is easy to control, and the processing requirement is reduced. The other end adopts a combined gasket for sealing, the surface roughness of the friction pair can be sealed even if the surface roughness is reduced, the hinge screw does not need to be processed with grooves, the strength is not reduced, the flow area is increased, the pressure loss is reduced, the hinge screw is material-saving (a 12 hexagonal rod on the opposite side can be used for replacing a 14 hexagonal rod), and the cost is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the hinge body of the present utility model;

fig. 3 is a schematic view of the structure of the hinge screw of the present utility model.

In the figure, 1, a device body, 2, a hinge body, 3, a hinge screw, 4, an O-shaped ring, 5, a combined pad, 6, an O-shaped ring groove, 7, an upper connecting groove, 8, a bottom connecting groove and 9, a small connecting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the embodiment of the utility model provides a novel hinge joint, which comprises a device body 1, wherein the device body 1 comprises a hinge body 2 and a hinge screw 3, and the hinge screw 3 is inserted into the hinge body 2;

The solution, articulated screw 3 is cylindric structure, O type circle groove 6 has been seted up in articulated screw 3 left side, install O type circle 4 in the O type circle groove 6, O type circle 4 is flat oval column structure, O type circle 4 is rubber materials, and during the use, O type circle 4 in the O type circle groove 6 can radial seal, and the size is easy to control, and processing requirement reduces, and the gasket 4 sealing tightness of flat oval form is high, can prevent the condition emergence of seepage.

Furthermore, the inside combination pad 5 that is equipped with in articulated body 2 left end, combination pad 5 is located articulated screw 3 left end outside, combination pad 5 is trapezoidal form structure, combination pad 5 is rubber material, and combination pad 5 is in order to reach the seal, adopts combination pad 5 to seal, and friction pair surface roughness even reduces some, also can seal.

Different, the inside top of articulated body 2 has seted up and has gone up spread groove 7, the inside bottom of articulated body 2 has been seted up bottom spread groove 8, go up spread groove 7 and bottom spread groove 8 and be through-type structure, bottom spread groove 8 left end is equipped with little spread groove 9, bottom spread groove 8 and little spread groove 9 all are cylindric structure and control both ends and be through-type structure, and the last spread groove 7 at articulated body 2 top is for being convenient for connect, and bottom spread groove 8 is for being convenient for articulated screw 3's plug-in connection, and the little spread groove 9 of bottom spread groove 8 left end is for laminating articulated screw 3's shape to improve the leakproofness.

During operation, a worker inserts the hinging screw 3 into the hinging body 2, the O-shaped ring 4 in the O-shaped ring groove 6 can be radially sealed, the size of the O-shaped ring 4 is easy to control, the processing requirement is reduced, the sealing tightness of the flat elliptic gasket 4 is high, the leakage can be prevented, the left end inside the hinging body 2 is sealed by adopting the combined pad 5, and the surface roughness of the friction pair of the combined pad 5 can be sealed even if the surface roughness is reduced.

The utility model relates to a device body 1, a device body 2, a hinge body 3, a hinge screw, a 4, an O-shaped ring, a 5, a combined pad, a 6, an O-shaped ring groove, a7, an upper connecting groove, a8, a bottom connecting groove, a 9 and a small connecting groove, wherein the parts are all universal standard parts or parts known by a person skilled in the art, the structure and principle of the device body are all known by the person through a technical manual or are known through a conventional experimental method, the problem that the existing hinge body is sealed with the hinge screw and a friction pair by the O-shaped ring, but poor sealing oil leakage phenomenon is frequently encountered is solved, and the sealing property of the hinge body and the hinge screw connection can be improved through the mutual combination of the parts, so that the occurrence of oil leakage is prevented.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The novel hinge joint is characterized by comprising a device body (1), wherein the device body (1) comprises a hinge body (2) and a hinge screw (3), and the hinge screw (3) is inserted into the hinge body (2);

The hinge screw (3) is of a cylindrical structure, an O-shaped ring groove (6) is formed in the left side of the hinge screw (3), an O-shaped ring (4) is arranged in the O-shaped ring groove (6), the O-shaped ring (4) is of a flat elliptic structure, and the O-shaped ring (4) is made of rubber materials.

2. The novel hinge joint according to claim 1, wherein a combined pad (5) is arranged in the left end of the hinge body (2), the combined pad (5) is positioned on the outer side of the left end of the hinge screw (3), the combined pad (5) is of a trapezoid structure, and the combined pad (5) is made of rubber materials.

3. The novel hinge joint of claim 1, wherein an upper connecting groove (7) is formed in the top end of the inside of the hinge body (2), a bottom connecting groove (8) is formed in the bottom end of the inside of the hinge body (2), the upper connecting groove (7) and the bottom connecting groove (8) are of a through structure, a small connecting groove (9) is formed in the left end of the bottom connecting groove (8), the bottom connecting groove (8) and the small connecting groove (9) are of cylindrical structures, and the left end and the right end of the bottom connecting groove are of through structures.