CN219775059U - Improved structure of air inlet pipe joint - Google Patents

Abstract

The utility model discloses an improved structure of an air inlet pipe joint, which comprises a joint main body and an air pipe, wherein the air pipe is fixedly arranged at the upper end of the joint main body, a threaded pipe is fixedly arranged at the lower end surface of the joint main body, a locking ring is movably sleeved on the surface of the joint main body, a lifting ring is movably embedded on the upper surface of the locking ring, and a butt joint is sleeved on the surface of the threaded pipe in a threaded manner. According to the improved structure of the air inlet pipe joint, through the mode that the joint main body, the lifting ring, the locking ring and the butt joint are matched with each other, after the butt joint is sleeved on the surface of the threaded pipe through threads, the locking ring is pulled down and rotated, then the external force of the pulling-down locking ring is released, so that the locking block is embedded in the stop groove, and at the moment, the butt joint and the threaded pipe cannot move rotationally, and therefore the butt joint is locked on the surface of the threaded pipe, and the stability of the butt joint and the threaded pipe after being connected can be ensured.

Description

Improved structure of air inlet pipe joint

Technical Field

The utility model relates to the field of air pipe connectors, in particular to an improved structure of an air inlet pipe connector.

Background

The air pipe joint is a quick joint mainly used for air piping and pneumatic tools, has a series of advantages of convenient use, no welding, no piping flaring and the like, and is widely applied to hydraulic and pneumatic systems of various machines.

When the air pipe joint is connected with the butt joint, the butt joint is connected through threads, but after the threads are connected, the butt joint is easy to loose after the connection because of no positioning structure between the air pipe joint and the butt joint, so that the stability of the connection is not guaranteed.

Disclosure of Invention

The utility model mainly aims to provide an improved structure of an air inlet pipe joint, which can effectively solve the technical problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an improvement structure of air inlet pipe joint, includes connects main part and trachea, the upper end fixed mounting of connecting the main part has the trachea, the lower terminal surface fixed mounting who connects the main part has the screwed pipe, the surface activity cover that connects the main part is equipped with the catch, the upper surface activity of catch is inlayed and is equipped with the pull ring, the surface thread cover of screwed pipe is equipped with the butt joint.

Preferably, a chute is formed in the surface of the butt joint and located above the butt joint, a stop groove is formed in the surface of the butt joint and located on one side of the chute, and a rotary groove is formed between the chute and the stop groove.

Preferably, the sliding grooves, the rotary grooves and the stop grooves are communicated with each other, the number of the sliding grooves is three, and the three sliding grooves are uniformly distributed on the surface of the butt joint.

Preferably, the surface fixing sleeve of the lifting ring is provided with a clamping ring, the upper surface of the lifting ring is fixedly provided with a guide rod, the upper end surface of the guide rod is fixedly provided with a stop block, and the surface of the guide rod is sleeved with a spring.

Preferably, the surface of the joint main body is provided with a sleeve groove, the upper surface of the inner part of the sleeve groove is provided with a rebound groove, the upper ends of the guide rods are embedded in the rebound groove, and the number of the guide rods is three.

Preferably, the upper surface of catch has seted up the draw-in groove, the surface fixed mounting of catch has the extension rod, the lower extreme one side surface fixed mounting of extension rod has the locking piece.

Preferably, the lock ring is sleeved in the sleeve groove, and the lifting ring is movably embedded in the clamping groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the mode that the joint main body, the lifting ring, the locking ring and the butt joint are mutually matched, when the butt joint is sleeved on the surface of the threaded pipe, the lifting ring is pulled down, the lifting ring is driven to descend when the locking ring is pulled down, the stop dog is used for compressing the spring when the lifting ring descends, when the locking ring is pulled down to a certain height, the locking ring is rotated, the locking piece of the locking ring is aligned with the chute of the butt joint, then the locking ring is continuously pulled down, when the locking ring is pulled down to the maximum limit, the locking ring is rotated again, the locking piece of the locking ring is rotated into the stop groove, then the external force for pulling down the locking ring is released, at the moment, the spring pushes the lifting ring to ascend, the lifting ring is driven to ascend when the lifting ring ascends, and when the locking ring ascends to a certain height, the stop groove and the locking piece are matched, the locking ring cannot ascend continuously, at the moment, the butt joint can be locked on the surface of the threaded pipe, the butt joint and the threaded pipe cannot be rotated, and stability after the butt joint and the threaded pipe are connected is ensured.

Drawings

FIG. 1 is a schematic view illustrating the installation of an improved structure of an air inlet pipe joint according to the present utility model;

FIG. 2 is a view showing a structure of a pull ring of an improved structure of an intake pipe joint according to the present utility model;

fig. 3 is a block diagram showing a locking ring structure of an improved structure of an air inlet pipe joint according to the present utility model.

In the figure: 1. a joint body; 101. a sleeve groove; 2. an air pipe; 3. a threaded tube; 4. a pull ring is lifted; 401. a clasp; 402. a guide rod; 403. a stop block; 404. a spring; 5. a locking ring; 501. a clamping groove; 502. an extension rod; 503. a locking piece; 6. butt joint; 601. a chute; 602. a stop groove; 603. a rotary groove.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

The improved structure of the air inlet pipe joint shown in fig. 1-3 comprises a joint main body 1 and an air pipe 2, wherein the air pipe 2 is fixedly arranged at the upper end of the joint main body 1, a threaded pipe 3 is fixedly arranged at the lower end surface of the joint main body 1, a lock ring 5 is movably sleeved on the surface of the joint main body 1, a lifting ring 4 is movably embedded on the upper surface of the lock ring 5, and a butt joint 6 is sleeved on the surface thread of the threaded pipe 3.

A sliding groove 601 is formed in the surface of the butt joint 6 and located above, a stop groove 602 is formed in the surface of the butt joint 6 and located on one side of the sliding groove 601, a rotary groove 603 is formed between the sliding groove 601 and the stop groove 602, and after the locking block 503 is embedded in the stop groove 602, the connection stability of the joint main body 1 and the butt joint 6 can be improved; the sliding grooves 601, the rotating grooves 603 and the stopping grooves 602 are communicated with each other, the number of the sliding grooves 601 is three, and the three sliding grooves 601 are uniformly distributed on the surface of the butt joint 6; the surface of the lifting ring 4 is fixedly sleeved with a clamping ring 401, the upper surface of the lifting ring 4 is fixedly provided with a guide rod 402, the upper end surface of the guide rod 402 is fixedly provided with a stop block 403, the surface of the guide rod 402 is sleeved with a spring 404, and the spring 404 has upward pushing force on the stop block 403; the surface of the joint main body 1 is provided with a sleeve groove 101, the upper surface of the interior of the sleeve groove 101 is provided with a rebound groove, the upper ends of the guide rods 402 are embedded in the rebound groove, the number of the guide rods 402 is three, and the rebound groove can accommodate the rising guide rods 402; a clamping groove 501 is formed in the upper surface of the locking ring 5, an extension rod 502 is fixedly arranged on the outer surface of the locking ring 5, a locking block 503 is fixedly arranged on one side surface of the lower end of the extension rod 502, and the clamping groove 501 is matched with the clamping ring 401, so that the lifting ring 4 and the locking ring 5 can be kept in a connected state; the lock ring 5 is sleeved in the sleeve groove 101, and the lifting ring 4 is movably embedded in the clamping groove 501.

It should be noted that, the present utility model is an improved structure of an air inlet pipe joint, when the butt joint 6 is sleeved on the surface of the threaded pipe 3, the lock ring 5 is pulled down, the lock ring 5 is driven to descend when being pulled down, the lock ring 4 is compressed by the stop block 403 when being lowered, when the lock ring 5 is pulled down to a certain height, the lock ring 5 is rotated, the lock block 503 of the lock ring 5 is aligned with the chute 601 of the butt joint 6, then the lock ring 5 is continued, when the lock ring 5 is pulled down to the maximum, the lock ring 5 is rotated again, the lock block 503 of the lock ring 5 is rotated into the stop groove 602, then the external force for pulling down the lock ring 5 is released, at this time, the spring 404 pushes the lift ring 4 to ascend, the lift ring 5 is driven to ascend when the lift ring 5 is lifted up to a certain height, the stop groove 602 and the lock block 503 cooperate to make the lock ring 5 unable to continue ascending, at this time, the butt joint 6 is locked on the surface of the threaded pipe 3, and the butt joint 6 and the threaded pipe 3 are unable to be connected in a movable manner.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. An improved structure of an air inlet pipe joint is characterized in that: including joint main part (1) and trachea (2), the upper end fixed mounting of joint main part (1) has trachea (2), the lower terminal surface fixed mounting of joint main part (1) has screwed pipe (3), the surface activity cover of joint main part (1) is equipped with catch (5), the upper surface activity of catch (5) is inlayed and is equipped with lifting ring (4), the surface thread cover of screwed pipe (3) is equipped with butt joint (6).

2. The improved structure of an air intake pipe joint as claimed in claim 1, wherein: the surface of the butt joint (6) is provided with a chute (601) above, one side of the butt joint (6) which is positioned on the chute (601) is provided with a stop groove (602), and a rotary groove (603) is formed between the chute (601) and the stop groove (602).

3. The improved structure of an air intake pipe joint as claimed in claim 2, wherein: the sliding grooves (601), the rotating grooves (603) and the stopping grooves (602) are communicated with each other, the number of the sliding grooves (601) is three, and the three sliding grooves (601) are uniformly distributed on the surface of the butt joint (6).

4. An improved structure of an air inlet pipe joint according to claim 3, characterized in that: the surface fixing sleeve of the lifting ring (4) is provided with a clamping ring (401), the upper surface of the lifting ring (4) is fixedly provided with a guide rod (402), the upper end surface of the guide rod (402) is fixedly provided with a stop block (403), and the surface of the guide rod (402) is sleeved with a spring (404).

5. The improved structure of an air inlet pipe joint as defined in claim 4, wherein: the connector is characterized in that a sleeve groove (101) is formed in the surface of the connector main body (1), a rebound groove is formed in the upper surface of the inner portion of the sleeve groove (101), the upper ends of the guide rods (402) are embedded in the rebound groove, and the number of the guide rods (402) is three.

6. The improved structure of an air inlet pipe joint according to claim 5, wherein: clamping grooves (501) are formed in the upper surface of the locking ring (5), an extension rod (502) is fixedly installed on the outer surface of the locking ring (5), and a locking block (503) is fixedly installed on the surface of one side of the lower end of the extension rod (502).

7. The improved structure of an air inlet pipe joint as defined in claim 6, wherein: the lock ring (5) is sleeved in the sleeve groove (101), and the lifting ring (4) is movably embedded in the clamping groove (501).