CN218468473U

CN218468473U - Steering joint for air supply valve

Info

Publication number: CN218468473U
Application number: CN202122832758.XU
Authority: CN
Inventors: 朱海静
Original assignee: Yueqing Ruifeng Safety Protection Equipment Co ltd
Current assignee: Yueqing Ruifeng Safety Protection Equipment Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2023-02-10
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a steering joint for air feed valve, include the joint of being connected with the air feed valve and join in marriage the rotary head one of joining in marriage the dress with the joint, it is equipped with connector one to connect between and the rotary head one, the terminal surface that connects and the rotary head one is connected is inclined plane one or plane, and the rotary head one then is parallel to each other with terminal surface one with the terminal surface two of articulate one side. The utility model discloses the rotator one can go on 360 rotations of plane on the terminal surface one, and the rotator two then can go on 360 rotations of plane on three of terminal surface, because the terminal surface one is 45 and is in double-phase mutually perpendicular's vertical plane with the terminal surface three, so make to turn to the joint and can carry out diversified rotation on three-dimensional space, improved the flexibility of air feed valve in the use greatly.

Description

Steering joint for air supply valve

Technical Field

The utility model relates to a steering joint technical field, concretely relates to air feed valve is with steering joint.

Background

A corresponding steering device is not usually arranged between the gas supply valve and the gas guide pipe in the prior art, the pipe of the gas supply valve only provided with a softer gas guide rubber pipe is easy to bend in the using process, the gas guide pipe is filled with gas and stretched after ventilation, and external force is easy to generate to cause inconvenience in movement of a user wearing the gas supply valve. Therefore, it is necessary to develop a steering joint with a flexible and convenient air supply valve in use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problem, the utility model provides a can 360 rotations, turn to in a flexible way, simple structure convenient to use's steering joint for air feed valve.

(II) technical scheme

The utility model discloses a steering joint for air feed valve, include the joint of being connected with the air feed valve and join in marriage the rotary head one of dress with the joint, it is equipped with connector one to connect between and the rotary head one, the terminal surface that connects and the rotary head one is connected is inclined plane one or ball cross-section, and the rotary head one is then parallel to each other with terminal surface one with the terminal surface of articulate one side two.

The utility model discloses in, the other end of rotary head one is equipped with connector two, and rotates with rotary head two through connector two and be connected, the terminal surface three that rotary head one is connected with rotary head two is inclined plane two, and rotary head two is parallel to each other with inclined plane two with the terminal surface four that one side is connected to rotary head one.

The second end surface is disposed on a front side of one end of the rotary head, and the second inclined surface is disposed on a side of the other end of the rotary head.

In the present invention, the slope of the first inclined plane is 45 °, and the cross section of the ball is perpendicular to the vertical section of the first joint.

In the present invention, the slope of the second inclined plane is also 45 °.

In the present invention, the first and second end surfaces are respectively provided with a first projection and a second projection, and the first and second projections are respectively provided with a first groove and a second groove.

The utility model discloses in, be equipped with respectively on inclined plane one and the inclined plane two with connector one and connector two the assembly draw-in groove one and draw-in groove two.

In the utility model, a first air guide groove which is communicated with the second end face and the first clamping groove in a penetrating way is arranged in the first rotating head.

The utility model discloses in, be equipped with in the rotating head two and run through the air guide groove three of intercommunication with recess two, be equipped with in the joint and run through the air guide groove one of intercommunication with a draw-in groove.

In the present invention, the first rotary connector and the second rotary connector are respectively provided with a spherical surface, and the other end is respectively provided with a first connecting groove and a second connecting groove which are cooperatively connected with the first projection and the second projection.

(III) advantageous effects

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

(1) The utility model provides a rotator one can go on 360 rotations of plane on the terminal surface one, and the rotator two then can go on 360 rotations of plane on the terminal surface three, because the terminal surface one is 45 and is in double-phase mutually perpendicular's vertical plane with the terminal surface three, so make to turn to connect and can carry out diversified rotation on three-dimensional space, improved the flexibility of air feed valve in the use greatly.

(2) The utility model provides a also can be connected for cross section and the parallel connector one of the perpendicular tangent plane of joint lateral part between joint and the rotator for the air duct can carry out 180 rotations on connector cross section and has improved the flexibility ability of air feed valve.

Drawings

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

Fig. 1 is a schematic view of a split structure of a steering joint in embodiment 1;

FIG. 2 is a schematic perspective view of a knuckle according to example 1;

FIG. 3 is a schematic perspective view of the joint according to example 1;

fig. 4 is a schematic perspective view of a first rotary head in embodiment 1;

fig. 5 is a schematic perspective view of a first rotary head in embodiment 1 (omitting the first connecting body);

fig. 6 is a schematic perspective view of a second rotary head in embodiment 1;

FIG. 7 is a partial configuration view of the air supply valve in embodiment 1;

FIG. 8 is a schematic view (plane 180 °) showing a split structure of a steering joint in example 2;

fig. 9 is a schematic view of a split structure of the joint in embodiment 3.

10. The gas supply valve comprises a joint 11, a first end face, a first 12, a first inclined face, a first 13, a spherical section, a 14, a first clamping groove, a 15, a cylinder, a 151, a circular truncated cone, 151a, a limiting part, 151b, a pin shaft, 16, a vertical section, 17, a plane, 20, a first rotating head, 201, a face, 202, a b face, 21, a second end face, 22, a third end face, 23, a second inclined face, 24, a first convex column, 25, a second clamping groove, 26, a first groove, 30, a second rotating head, 31, a fourth end face, 32, a second convex column, 33, a second groove, 40, a first gas guide groove, 41, a second gas guide groove, 42, a third gas guide groove, 50, a first connecting body, 501, a first connecting groove, 51, a second connecting body, 511, a second connecting groove, 52, a spherical surface, 53, a vertical section, 60, a first annular groove, a second annular groove, 61, an exhaust groove, 62, a vent groove, 63, a ball, 64, an annular sealing ring, 65, an annular groove second annular groove, 70 and a gas supply valve.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1

The turning joint for the air supply valve shown in fig. 1-2 mainly comprises a joint 10, a first rotating head 20 and a second rotating head 30. The joint 10 is rotatably connected with the first rotating head 20 through a first connecting body 50, and the first rotating head 20 is rotatably connected with the second rotating head 30 through a second connecting body 51.

As shown in fig. 3 and 5, the first connector 50 and the second connector 51 are hemispheric, that is, one end is a spherical surface 52 and the other end is a vertical section 53. The vertical section 53 is further provided with a connecting groove, wherein the connecting groove arranged on the first connecting body 50 is a first connecting groove 501, and the connecting groove arranged on the second connecting body 51 is a second connecting groove 511.

Furthermore, the inner side portions of the first connecting groove 501 and the second connecting groove 511 are both provided with a first annular groove 60, and an exhaust groove 61 which is respectively communicated with the side portions of the first connecting body 50 and the second connecting body 51 is further arranged in the first annular groove 60, a plurality of balls 63 which are arranged in an annular manner are arranged in the first annular groove 60, and the balls 63 are also arranged in the exhaust groove 61. The first connecting groove 501 and the second connecting groove 511 are both provided with a vent groove 62 therein.

As shown in fig. 1, 2 and 7, a column 15 connected to the air supply valve 70 is disposed at one end of the connector 10, the column 15 is composed of a plurality of circular truncated cones 151 with top diameters smaller than bottom diameters, that is, a plurality of limiting portions 151a formed by connecting the bottoms of the circular truncated cones 151 with the tops of the other circular truncated cones 151 are disposed on the column 15, and a pin 151b is inserted between the air supply valve 70 and the connector 10 to two sides of the tops of the circular truncated cones 151 to abut against the bottoms of the other circular truncated cones 151 to form a limiting installation.

Further, the joint 10 is provided with a first end face 11 at the opposite end of the column 15, the first end face 11 is a first inclined face 12 with a slope of 45 degrees, a first clamping groove 14 matched and fixed with the first connecting body 50 is arranged on the first inclined face 12, and the first inclined face 12 is parallel to the vertical section 53 of the first connecting body 50. The connector 10 is provided with a first air guide groove 40 penetrating through the column and the first clamping groove 14, and a vent groove 62 arranged in a first connecting groove 501 is communicated with and aligned with the first air guide groove 40.

Further, one end of the first rotating head 20 connected to the joint 10 is a second end face 21, and the other end is a third end face 22, wherein the slope of the second end face 21 is 45 ° and is parallel to the first inclined face 12, and the third end face 22 is a third inclined face with a slope of 45 °. The second end face 21 is provided with a first convex column 24, and the third inclined face is provided with a second clamping groove 25 which is the same as the first clamping groove 14 and is used for fixing the second connecting body 51.

Furthermore, one end of the second rotating head 30 connected with the first rotating head 20 is an end face fourth 31, the slope of the end face fourth 31 is also 45 degrees and is parallel to the inclined face second 23, the end face fourth 31 is provided with a convex column second 32 which is the same as the convex column first 24, and the inclined face second 23 is parallel to the vertical section 53 of the connecting body second 51.

As shown in fig. 3-4, the rotating head 20 is a cylinder, the end face two 21 is disposed at the end of the a-face 201 of the rotating head 20, the inclined face two 23 is disposed at the other end of the b-face 202 of the rotating head 20, that is, the inclined face two 23 and the end face two 21 are disposed at the two ends of the rotating head 20 respectively, the a-face 201 is the front face of the rotating head 20, and the b-face 202 is the side face of the rotating head 20. The a-plane 201 and the b-plane 202 are both longitudinal sections of the side of the rotating head-20, and the a-plane 201 and the b-plane 202 are perpendicular to each other.

Further, as shown in fig. 3, 4, and 6, a second air guide groove 41 penetrating through the second clamping groove 25 and the second inclined surface 23 is formed in the center of the first rotating head 20, and a third air guide groove 42 penetrating through the center of the second rotating head 30 is also formed in the center of the second rotating head 30, that is, a through groove for guiding air is formed in the steering joint, and the through groove is communicated from the column 15 to the bottom of the steering joint and is formed by connecting the first air guide groove 40, the second air guide groove 41, and the third air guide groove 42.

Furthermore, the second connecting body 51 is also provided with a first annular groove 60, a ball 63, an exhaust groove 61 and a vent groove 62 which are the same as the first connecting body 50. The side walls of the first convex column 24 and the second convex column 32 are provided with a second annular groove 65 matched with the ball 63, so that after the first convex column 24 and the second convex column 32 are respectively inserted into the first connecting groove 501 and the second connecting groove 511, the first convex column 11 and the third convex column 32 can rotate on the first end face 11 and the third end face 22 for 360 degrees under the action of the ball 63. And the annular sealing ring 64 is sleeved above the second connecting groove 511 of the first convex column 24 and the second convex column 32 to ensure the air tightness of the steering joint. The bottom of the second rotating head 30 is connected with an air duct.

The working principle is as follows: as shown in fig. 7, the connector 10 can rotate 360 ° in the cross section of the bottom after being assembled at the bottom of the air supply valve 70 by the pin 151b, the first rotary head 20 can rotate 360 ° in the plane of the first end face 11, and the second rotary head 30 can rotate 360 ° in the plane of the third end face 22, so that the air duct connected to the steering connector can rotate flexibly in three-dimensional space without affecting the air guiding performance.

Example 2

As shown in fig. 8, unlike the embodiment 1, the steering joint is composed of the joint 10 and the first rotary joint 20, the first end surface 11 is a plane 17 perpendicular to the vertical section 16 of the side of the joint 10, and the first connecting body 50 of an integrated structure is provided at the first end surface 11, and the spherical section 13 of the first connecting body 50 is parallel to the vertical section 16 of the side of the joint 10. The first connecting slot 501 is perpendicular to the cross section, after the first rotary head 20 is connected with the joint 10 through the first connecting body 50, the first connecting body 50 can rotate 180 degrees on the cross section, and the other end of the first connecting body 50 is connected with the air duct.

Example 3

As shown in fig. 9, the difference from the embodiments 1 and 2 is that the connector 10 and the first connector 50 are of a split structure, that is, the first connector 50 and the connector 10 can be connected by a thread, a slot, a snap, or a latch.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A steering joint for an air supply valve,

the method is characterized in that:

the air supply valve comprises a connector (10) connected with an air supply valve (70) and a first rotating head (20) assembled with the connector (10), wherein a first connecting body (50) is arranged between the connector (10) and the first rotating head (20), the first end face (11) of the connector (10) connected with the first rotating head (20) is a first inclined face (12) or a first plane (17), and the second end face (21) of the first rotating head (20) on the side connected with the connector (10) is parallel to the first end face (11).

2. The steering joint for a gas supply valve according to claim 1, wherein: the other end of the first rotating head (20) is provided with a second connecting body (51) and is rotationally connected with the second rotating head (30) through the second connecting body (51), the third end face (22) of the first rotating head (20) connected with the second rotating head (30) is a second inclined face (23), and the fourth end face (31) of one side, connected with the first rotating head (20), of the second rotating head (30) is parallel to the second inclined face (23).

3. The steering joint for a gas supply valve according to claim 1, wherein: the second end face (21) is arranged on the front face of the end part of the first rotating head (20), the slope of the first inclined face (12) is 45 degrees, and the plane (17) is perpendicular to the vertical tangent plane (16) of the first joint (10).

4. The steering joint for a gas supply valve according to claim 2, wherein: the second inclined plane (23) is arranged on the side face of the other end of the first rotating head (20), the slope of the second inclined plane (23) is 45 degrees, a second convex column (32) is arranged on the fourth end face (31), and a second groove (33) is formed in the second convex column (32).

5. The steering joint for a gas supply valve according to claim 1, wherein: and a first clamping groove (14) which is matched with the second connecting body (51) is formed in the first inclined surface (12).

6. The steering joint for air supply valves according to claim 1 or 3, wherein: and a first convex column (24) is arranged on the second end face (21), and a first groove (26) is arranged on the first convex column (24).

7. The steering joint for air supply valves according to claim 2, wherein: and a second clamping groove (25) matched with the second connecting body (51) is arranged on the second inclined surface (23), a spherical surface (52) is respectively arranged at one end of the second connecting body (51), and a second connecting groove (511) matched and connected with the first convex column (24) and the second convex column (32) is respectively arranged at the other end of the second connecting body (51).

8. The steering joint for a gas supply valve according to claim 1, wherein: and a first air guide groove (40) which is communicated with the second end surface (21) and the first clamping groove (14) in a penetrating manner is arranged in the first rotating head (20).

9. The steering joint for a gas supply valve according to claim 2, wherein: a third air guide groove (42) which is communicated with the second groove (33) in a penetrating mode is formed in the rotating head (30), and a first air guide groove (40) which is communicated with the first clamping groove (14) in a penetrating mode is formed in the joint (10).

10. The steering joint for air supply valves according to claim 1, wherein: one end of the first connecting body (50) is respectively provided with a spherical surface (52), and the other end is respectively provided with a first connecting groove (501) which is matched and connected with the first convex column (24) and the second convex column (32).