CN218599118U - Variable angle joint - Google Patents

Abstract

The utility model discloses a variable angle joint, which comprises a bearing end head, wherein the surface of the bearing end head is provided with a convex pipe; the surface of the adapter is provided with a shaft sleeve; the rubber sleeve is bent; wherein, the bearing end head and one end of the adapter are tightly connected with the rubber sleeve through a ferrule; the two ends of the adjusting unit are connected with the convex pipe and the shaft sleeve, and the connecting angle of the connector is adjusted by changing the position of the adapter; the utility model discloses in, through accepting the end and adapter together with pipe connection, according to the installation demand of reality, drive the adapter through the regulating unit and rotate, the corresponding deformation of rubber sleeve changes and accepts the angle of connection of end, and in this process, the regulating unit is along with the regulation of adapter position and corresponding regulation length to can fix the adapter after adjusting, remain stable angle of connection, adapt to different installation demands, improved application scope.

Description

Variable angle joint

Technical Field

The utility model relates to a pipe connection technical field especially relates to a variable angle joint.

Background

The plastic pipelines used in water supply and drainage construction are mostly formed by one-time injection molding, and the angles of the branch pipes are single regular angles, such as 45 degrees and 90 degrees, due to processing reasons, but irregular laying often exists in the construction process, and the angles of the branch pipes of the inspection well are inconsistent with the angle of laying of pipes in engineering. The existing pipeline joint only has a fixed connection angle, the connection angle of the joint cannot be timely adjusted according to actual installation and connection requirements, and the application range of the joint is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a variable angle joint aims at solving current technical problem that can not be according to the timely regulation connection angle of actual erection joint demand.

In order to achieve the above object, the present invention provides a variable angle joint, comprising,

the surface of the bearing end is provided with a convex pipe;

the surface of the adapter is provided with a shaft sleeve;

the rubber sleeve is bent;

wherein, the bearing end head and one end of the adapter are tightly connected with the rubber sleeve through a ferrule;

and two ends of the adjusting unit are connected with the convex pipe and the shaft sleeve, and the connecting angle of the joint is adjusted by changing the position of the adapter.

Furthermore, the adjusting unit comprises a first supporting rod provided with a slot, a second supporting rod movably inserted into the first supporting rod, and a third supporting rod fixedly connected with the second supporting rod, the end part of the first supporting rod is detachably connected with the convex pipe, and the end part of the third supporting rod is rotatably connected with the shaft sleeve.

Furthermore, the inner surface of the convex pipe is provided with internal threads, and the end part of the first support rod is fixedly connected with the convex pipe through a fastening bolt.

Furthermore, the end of the third support rod is in running fit with a shaft sleeve through a rotating shaft, and the shaft sleeve is welded on the surface of the adapter.

Furthermore, a locking screw is inserted into the end part of the first supporting rod in a threaded manner, and the position of the second supporting rod after movement and adjustment is fixed through the locking screw.

Furthermore, the internal surface of rubber sleeve is equipped with the reinforcing steel wire of equidistance distribution.

Furthermore, at least six reinforcing steel wires are arranged, and the diameter of each reinforcing steel wire is 0.5-1cm.

The beneficial effects of the utility model embody:

the utility model discloses in, through accepting the end and adapter together with pipe connection, according to the installation demand of reality, drive the adapter through the regulating unit and rotate, the corresponding deformation of rubber sleeve changes and accepts the angle of connection of end, and in this process, the regulating unit is along with the regulation of adapter position and corresponding regulation length to can fix the adapter after adjusting, remain stable angle of connection, adapt to different installation demands, improved application scope.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an exploded view of the structure of fig. 1 according to the present invention.

Description of the reference numerals:

100. receiving an end socket; 101. a ferrule; 102. a convex pipe; 200. a crossover sub; 201. a shaft sleeve; 300. a rubber sleeve; 301. reinforcing steel wires; 400. an adjustment unit; 401. a first support bar; 402. fastening a bolt; 403. A second support bar; 404. a third support bar; 405. a rotating shaft; 406. and locking the screw.

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. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, "a plurality" means two or more. In addition, technical solutions between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be nonexistent.

Referring to fig. 1 and 2, the present invention relates to a variable angle joint, which includes a receiving end 100 having a surface provided with a convex pipe 102; the surface of the adapter 200 is provided with a shaft sleeve 201; a rubber sleeve 300 in a bent shape; specifically, the inner surfaces of the receiving end 100 and the adapter 200 are both provided with internal threads for connecting with a pipeline; the rubber sleeve 300 has deformation performance, so that the rubber sleeve 300 can adapt to deformation when the position of the adapter 200 is changed, and the problem that liquid in a pipeline smoothly circulates through the adapter without leakage is solved;

wherein, the receiving end 100 and one end of the adapter 200 are tightly connected with the rubber sleeve 300 through the ferrule 101; preferably, the joint can be additionally provided with a sealing ring to improve the sealing performance, so that the leakage risk of the flowing liquid in the pipeline is further reduced.

And an adjusting unit 400, both ends of which are connected with the protruding tube 102 and the shaft sleeve 201, for adjusting the connection angle of the joint by changing the position of the crossover joint 200.

Connect the pipeline together through accepting end 100 and crossover sub 200, according to the installation demand of reality, drive crossover sub 200 through adjusting unit 400 and rotate, the corresponding deformation of rubber sleeve 300, change and accept the connection angle of end 100, this in-process, adjusting unit 400 is along with the regulation of crossover sub 200 position and corresponding regulation length, and can fix the crossover sub 200 after adjusting, remain stable connection angle, adapt to different installation demands, application scope has been improved.

In an embodiment, referring to fig. 2, the adjusting unit 400 includes a first supporting rod 401 having a slot, a second supporting rod 403 movably inserted into the first supporting rod 401, and a third supporting rod 404 fixedly connected to the second supporting rod 403, wherein an end of the first supporting rod 401 is detachably connected to the convex tube 102 (specifically, an end of the first supporting rod 401 is provided with a dismounting hole connected to the convex tube 102 through a bolt), and an end of the third supporting rod 404 is rotatably connected to the shaft sleeve 201. When the connection angle needs to be adjusted, the connection of the end part of the first supporting rod 401 is loosened, so that the first supporting rod 401 can rotate around the convex pipe 102, the third supporting rod 404 is rotatably connected with the shaft sleeve 201, meanwhile, in the adjusting process, the second supporting rod 403 slides with the first supporting rod 401, the adapter 200 is driven to adjust the connection angle with the bearing end 100, and in the process, the rubber sleeve 300 is adaptive to deformation, so that the adjustment of the connection angle of the adapter is realized.

In an embodiment, referring to fig. 2, the inner surface of the protruding tube 102 is provided with an internal thread (the length of the internal thread is one half of the depth of the inner surface of the protruding tube 102), and the end of the first supporting rod 401 is fixed to the protruding tube 102 by a fastening bolt 402. The fastening bolt 402 penetrates through the end of the first support rod 401 and is in threaded connection with the convex tube 102, the first support rod 401 is fixed, when adjustment is performed, the fastening bolt 402 is screwed outwards, so that the fastening bolt 402 is separated from an internal thread section formed in the convex tube 102, at the moment, the end of the first support rod 401 is not in close contact with the convex tube 102, the first support rod 401 can be operated to rotate, and the second support rod 403 and the third support rod 404 drive the conversion joint 200 to perform position adjustment.

In one embodiment, referring to fig. 2, the end of the third rod 404 is rotatably engaged with the sleeve 201 through a rotating shaft 405, and the sleeve 201 is welded on the surface of the adapter 200. In the adjusting process, the first support rod 401 drives the third support rod 404 to rotate, the second support rod 403 slides with the first support rod 401 to drive the adapter 200 to change the position, and the rotating shaft 405 is in rotating fit with the shaft sleeve 201 at the moment, so that the adapter 200 can be driven by the third support rod 404 to move.

In an embodiment, referring to fig. 2, a locking screw 406 is inserted into an end of the first supporting rod 401, a threaded hole communicated with the inner cavity slot of the first supporting rod 401 is formed in the surface of the first supporting rod 401, and the position of the second supporting rod 403 after moving and adjusting is fixed through the locking screw 406. After the adjustment is completed through the locking screw 406, the position of the second support rod 403 after sliding relative to the first support rod 401 is located, in the adjustment process, the locking screw 406 is in an unfastened state, and after the adjustment is completed, the locking screw 406 is screwed to enable the second support rod 403 to be tightly abutted to the second support rod 403, so that the second support rod 403 cannot be in sliding fit with the first support rod 401, and the position of the conversion joint 200 after the adjustment is fixed.

In one embodiment, referring to fig. 2, reinforcing steel wires 301 are disposed on the inner surface of the rubber sleeve 300 at equal intervals, and the reinforcing steel wires 301 may be fixed by aluminum wires. The reinforcing steel wire 301 can also penetrate through the rubber sleeve 300; the structural strength of rubber sleeve 300 can be increased through the setting of reinforcing steel wire 301, prolongs its life, and reinforcing steel wire 301 has certain toughness, can be in the adjustment process, along with the deformation of rubber sleeve 300 and corresponding deformation, keeps the holistic structural shape of rubber sleeve 300.

In one embodiment, at least six reinforcing steel wires 301 are provided, and the diameter of the reinforcing steel wires 301 is 0.5-1cm. Set up like this, be convenient for even improvement rubber sleeve 300 holistic structural strength to have certain toughness simultaneously, can follow the deformation of rubber sleeve 300 and deform, prolong its life.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A variable angle joint characterized by: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a bearing end (100) with a surface provided with a convex pipe (102);

the surface of the adapter (200) is provided with a shaft sleeve (201);

a rubber sleeve (300) in a bent shape;

wherein, the bearing end head (100) and one end of the adapter (200) are tightly connected with the rubber sleeve (300) through a hoop (101);

and the two ends of the adjusting unit (400) are connected with the convex pipe (102) and the shaft sleeve (201), and the connecting angle of the joint is adjusted by changing the position of the conversion joint (200).

2. A variable angle joint as defined in claim 1, wherein: adjusting element (400) including set up first branch (401) of slot, with second branch (403) of first branch (401) activity grafting and with third branch (404) of second branch (403) fixed connection, first branch (401) tip can be dismantled with protruding pipe (102) and be connected, third branch (404) tip rotates with axle sleeve (201) and is connected.

3. A variable angle joint as defined in claim 2, wherein: the inner surface of the convex pipe (102) is provided with an internal thread, and the end part of the first supporting rod (401) is fixedly connected with the convex pipe (102) through a fastening bolt (402).

4. A variable angle joint as defined in claim 2, wherein: the end of the third supporting rod (404) is in running fit with the shaft sleeve (201) through a rotating shaft (405), and the shaft sleeve (201) is welded on the surface of the conversion joint (200).

5. A variable angle joint as defined in claim 2, wherein: and a locking screw (406) is inserted into the end part of the first supporting rod (401) in a threaded manner, and the position of the second supporting rod (403) after movement adjustment is fixed through the locking screw (406).

6. A variable angle joint as defined in claim 1, wherein: the inner surface of the rubber sleeve (300) is provided with reinforcing steel wires (301) distributed at equal intervals.

7. A variable angle joint as defined in claim 6, wherein: the number of the reinforcing steel wires (301) is at least six, and the diameter of each reinforcing steel wire (301) is 0.5-1cm.

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