CN210424084U

CN210424084U - Rotation angle valve

Info

Publication number: CN210424084U
Application number: CN201921418256.9U
Authority: CN
Inventors: 陈小琴
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-04-28
Anticipated expiration: 2029-08-28

Abstract

The utility model belongs to the technical field of the valve, a rotation angle valve is related to, it has solved current angle valve and has used the non-adjustable, the low scheduling problem of life of angle. The angle valve comprises a first pipe body, a second pipe body and a connecting piece, wherein a ball socket is arranged in the first pipe body, a ball head movably matched with the ball socket is arranged at one end of the connecting piece, the other end of the connecting piece is connected with the second pipe body, and a flow passage respectively communicated with the first pipe body and the second pipe body is formed in the connecting piece. The utility model has the advantages of angularly adjustable, the commonality is good and life is high.

Description

Rotation angle valve

Technical Field

The utility model belongs to the technical field of the valve, a rotation angle valve is related to.

Background

The pipeline of the angle valve is in a 90-degree corner shape at the angle valve, so that the angle valve is widely applied to pipeline systems in production and life.

Chinese patent CN 201723761U discloses a novel triangular valve structure, including valve body, outlet pipe, valve rod, ball core and handle, the valve rod passes the valve body, and the outer end links to each other with the handle is fixed, and the inner is connected with the ball core, and the outlet pipe is connected with the valve body, and the ball core is spherical, and the system has the limbers on the ball core, and the medial surface of handle has two sand grips, sets up a dog corresponding to the position of handle medial surface on the valve body, and the dog can contact with the sand grip. When the triangular valve is used, the triangular valve can be opened and closed only by rotating the handle by 90 degrees, and the operation is convenient.

However, as the application of the angle valve is more and more extensive, a plurality of use environments or users need the angle valve to be capable of rotating a certain angle so as to be convenient to install or use, and the existing angle valves cannot meet the requirements, so that the universality is low. In addition, the applicant has found that since angle valves are typically made of metal such as copper, significant wear occurs when the relative rotation directly rubs against each other, thereby affecting the service life.

Disclosure of Invention

The utility model discloses an above-mentioned problem to prior art existence provides a rotation angle valve, the utility model aims to solve the technical problem be: how to be suitable for various installation and service environments by making this angle valve rotatable, and difficult wearing and tearing, life are longer.

The purpose of the utility model can be realized by the following technical proposal:

the angle valve is characterized by further comprising a wear-resistant part located between the first pipe body and the second pipe body, and the wear-resistant part is respectively in contact with the first pipe body and the second pipe body.

The working principle is as follows: when in use, fluid can enter the flow channel in the connecting piece from the first pipe body and then flow into the second pipe body; of course, the opposite is also possible. And because the connecting piece is provided with the ball head matched with the ball socket in the pipe body I, the angle valve can rotate by a certain angle according to the requirement when in use, has good universality and is suitable for various installation and use environments. In addition, because the wear-resisting part is designed between the first pipe body and the second pipe body, the first pipe body and the second pipe body can be prevented from being in direct contact, the abrasion generated by the first pipe body and the second pipe body is reduced, and the whole service life of the angle valve is prolonged. The reason why the abrasion is large when the first pipe body and the second pipe body are in direct contact is that in the angle valve in the prior art, the pipe body is usually made of metal such as copper, and therefore, when the first pipe body and the second pipe body are in direct contact, the abrasion generated is large.

In the rotation angle valve, the pipe body two is provided with a first hole channel and a second hole channel which are communicated, the diameter of the first hole channel is smaller than that of the second hole channel, a step surface is formed between the first hole channel and the second hole channel, the other end of the connecting piece is inserted into the first hole channel, the inner end of the first pipe body is provided with a boss inserted into the second hole channel, and the wear-resistant piece is located between the step surface and the boss and is respectively contacted with the first hole channel and the boss.

In the above rotation angle valve, the wear-resistant member is annular and is disposed coaxially with the first pipe body and the second pipe body, and the connecting member passes through the wear-resistant member.

In the rotation angle valve, a first sealing ring is arranged between the outer side wall of the boss and the inner side wall of the second pore passage, the inner end face of the first pipe body and the inner end face of the second pipe body are arranged at intervals, and a decorative ring is arranged between the inner end face of the first pipe body and the inner end face of the second pipe body. After the first sealing ring is designed, fluid in the angle valve can be prevented from seeping out.

In the above rotation angle valve, a second sealing ring and a third sealing ring which are coaxial are arranged in the first pipe body, and the inner sides of the second sealing ring and the third sealing ring are provided with cambered surfaces which are combined to form the ball socket. The ball socket is formed by the second sealing ring and the third sealing ring, so that the ball socket can be matched with a ball head in a rolling manner, a sealing effect can be achieved, and fluid in the second pipeline is prevented from seeping.

In the above-mentioned rotation angle valve, a frictional force between the ball head and the second and third seal rings is larger than an external force required for rotation of the spool of the angle valve.

In the above rotation angle valve, the boss of the first pipe body extends toward the center of the first pipe body to form a protrusion, and the outer side of the second sealing ring is in contact with the protrusion and the inner wall of the first pipe body; the first pipe body is internally detachably provided with fasteners which are distributed at intervals, and the outer side of the third sealing ring is in contact with the fasteners and the inner wall of the first pipe body. During installation, the second sealing ring can be placed at the protruding part, then the connecting part penetrates through the second sealing ring, the third sealing ring is placed in the first pipe body, the inner side cambered surface of the third sealing ring is attached to the ball head of the connecting part, finally the fastening piece is placed in the first pipe body and attached to the third sealing ring, therefore, connection between the ball head of the connecting part and the ball socket is completed, and the ball head can be assembled and simultaneously can achieve a good sealing effect.

In the rotation angle valve, a through hole for passing a fluid is formed in the center of the fastening member, an external thread is formed on the outer wall of the fastening member, and an internal thread matched with the external thread on the fastening member is formed on the inner wall of the first pipe body. The fastener is provided with a through hole for fluid to pass through; the fastener is in threaded connection with the first pipe body, and certain pressure can be kept between the second sealing ring, the third sealing ring and the ball head by rotating the fastener.

In the above-mentioned rotary angle valve, the connecting piece further includes a connecting pipe, an inner end of the connecting pipe is connected with the ball head, and an outer end of the connecting pipe is connected with the pipe body two. Fluid can flow into the second tube body through the first tube body, the fastener, the ball head, the connecting tube and vice versa.

In the above-mentioned rotary angle valve, the angle valve further includes a water outlet pipe, a valve cavity and a valve core, the water outlet pipe is communicated with the valve cavity, the valve core is arranged in the valve cavity, and the valve cavity is communicated with the first pipe body or the second pipe body.

In the above-described rotation angle valve, the connection pipe is screwed to the second pipe body, and a fourth seal ring is provided between the connection pipe and the second pipe body. After the design has sealing washer four, can avoid the fluid to ooze.

Compared with the prior art, the utility model has the advantages of it is following:

1. the ball head matched with the ball socket in the first pipe body is arranged on the connecting piece, so that the angle valve can rotate by a certain angle according to needs when in use, has good universality and is suitable for various installation and use environments;

2. because the wear-resistant part is designed between the first pipe body and the second pipe body, the first pipe body and the second pipe body can be prevented from being in direct contact, the abrasion generated by the first pipe body and the second pipe body is reduced, and the whole service life of the angle valve is prolonged.

Drawings

Fig. 1 is a schematic structural view of a home angle valve according to a first embodiment.

Fig. 2 is a schematic structural view of the angle valve in the second embodiment.

In the figure, 1, a tube body I; 2. a second pipe body; 3. a connecting member; 4. a ball socket; 5. a ball head; 6. a flow channel; 7. a wear part; 8. a first pore channel; 9. a second pore channel; 10. a step surface; 11. a boss; 12. a first sealing ring; 13. a decorative ring; 14. a second sealing ring; 15. a third sealing ring; 16. a protrusion; 17. a fastener; 18. a connecting pipe; 19. a water outlet pipe; 20. a valve cavity; 21. a valve core; 22. and a sealing ring IV.

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.

The first embodiment is as follows:

as shown in fig. 1, the angle valve comprises a first pipe body 1, a second pipe body 2 and a connecting piece 3, wherein a ball socket 4 is arranged in the first pipe body 1, a ball head 5 movably matched with the ball socket 4 is arranged at one end of the connecting piece 3, the other end of the connecting piece 3 is connected with the second pipe body 2, a flow passage 6 respectively communicated with the first pipe body 1 and the second pipe body 2 is arranged in the connecting piece 3, the angle valve further comprises a wear-resistant piece 7 positioned between the first pipe body 1 and the second pipe body 2, and the wear-resistant piece 7 is respectively contacted with the first pipe body 1 and the second pipe.

In order to facilitate the installation of the wear-resistant part 7, the pipe body 2 is provided with a first hole channel 8 and a second hole channel 9 which are communicated, the diameter of the first hole channel 8 is smaller than that of the second hole channel 9, a step surface 10 is formed between the first hole channel 8 and the second hole channel 8, the other end of the connecting part 3 is inserted into the first hole channel 8, the inner end of the first pipe body 1 is provided with a boss 11 inserted into the second hole channel 9, and the wear-resistant part 7 is located between the step surface 10 and the boss 11 and is respectively contacted. Preferably, the wear-resistant member 7 is annular and is coaxially disposed with the first pipe body 1 and the second pipe body 2, and the connecting member 3 penetrates through the wear-resistant member 7.

It should be noted that, although in the drawings, the wear-resistant member 7 is preferably annular and disposed on the step surface 10, as another scheme, the wear-resistant member 7 may be disposed between the end surfaces of the first pipe body 1 and the second pipe body 2, and the shape thereof may be changed as long as the wear-resistant member can prevent the pipe body 1 and the second pipe body 2 from directly contacting and wearing.

Preferably, a first sealing ring 12 is arranged between the outer side wall of the boss 11 and the inner side wall of the second pore channel 9, the inner end face of the first pipe body 1 and the inner end face of the second pipe body 2 are arranged at intervals, and a decorative ring 13 is arranged between the inner end face and the inner end face.

As shown in fig. 1, in order to form the ball socket 4, in the present embodiment, a second sealing ring 14 and a third sealing ring 15 are coaxially arranged in the first pipe 1, and both the inner sides of the second sealing ring 14 and the third sealing ring 15 have cambered surfaces, and the two are combined to form the ball socket 4. The friction force between the ball head 5 and the second and third sealing rings 14 and 15 is larger than the external force required by the rotation of the valve core 21 of the angle valve.

In order to facilitate the installation of the second seal ring 14 and the third seal ring 15, in this embodiment, the boss 11 of the first pipe body 1 extends towards the center direction of the first pipe body 1 to form a protrusion 16, and the outer side of the second seal ring 14 is in contact with the protrusion 16 and the inner wall of the first pipe body 1; the first pipe body 1 is internally detachably provided with a fastener 17 which is distributed at intervals with the bulge 16, and the outer side of the third sealing ring 15 is contacted with the fastener 17 and the inner wall of the first pipe body 1. Preferably, the center of the fastening member 17 is provided with a through hole for fluid to pass through, the outer wall of the fastening member 17 is provided with an external thread, and the inner wall of the first pipe body 1 is provided with an internal thread matched with the external thread on the fastening member 17. As another solution, the fastening member 17 may also be disposed in the first pipe body 1 by clamping, press-fitting, or the like.

As other schemes, the second sealing ring 14 and the third sealing ring 15 can also be directly clamped on the inner wall of the first pipe body 1, and other schemes that the second sealing ring 14 and the third sealing ring 15 are relatively fixed to form the ball socket 4 can be adopted.

For the connecting member 3, in this embodiment, the connecting member 3 further includes a connecting pipe 18, an inner end of the connecting pipe 18 is connected to the ball head 5, an outer end of the connecting pipe 18 is connected to the second pipe body 2, wherein the connecting pipe 18 is in threaded connection with the second pipe body 2, and a fourth sealing ring 22 is disposed between the connecting pipe 18 and the second pipe body 2.

It should be noted that the connecting pipe 18 and the ball head may be integrally formed, or may be formed by welding, fastening, or the like, and the connection between the connecting pipe 18 and the second pipe body 2 may be formed by clamping, press-fitting, or the like, in addition to the thread manner.

In this embodiment, the angle valve further includes a water outlet pipe 19, a valve cavity 20 and a valve core 21, the water outlet pipe 19 is communicated with the valve cavity 20, the valve core 21 is disposed in the valve cavity 20, and the valve cavity 20 is communicated with the second pipe body 2.

It should be noted that in the present embodiment and the drawings in the specification, the second pipe 2 and the valve body of the angle valve are in an integrated structure, and as another scheme, a split connection mode may also be adopted.

The working principle of the embodiment is as follows: when the ball valve is used, fluid enters the valve cavity through the first pipe body 1, the through hole in the fastening piece 17, the flow channel in the ball head 5 and the second pipe body 2 in sequence, and finally flows out through the water outlet pipe 19 for use. Because the first pipe body 1 and the second pipe body 2 can rotate relatively, the use at various angles can be met, and the universality is improved.

Example two:

the present embodiment is substantially the same as the first embodiment, except that the valve cavity 20 communicates with the first pipe 1 in the present embodiment, and similarly, in the present embodiment and the drawings of the specification, the first pipe 1 and the valve body of the angle valve are in an integral structure, and as another solution, a separate connection manner may be adopted.

The working principle of the embodiment is as follows: when the ball valve is used, fluid enters the valve cavity through the second pipe body 2, the flow channel in the ball head 5, the through hole in the fastening piece 17 and the first pipe body 1 in sequence and finally flows out through the water outlet pipe 19 for use. Because the first pipe body 1 and the second pipe body 2 can rotate relatively, the use at various angles can be met, and the universality is improved.

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 rotation angle valve, the angle valve includes body (1), body two (2) and connecting piece (3), be provided with ball socket (4) in body (1), the one end of connecting piece (3) have with ball head (5) of ball socket (4) clearance fit, the other end of connecting piece (3) with body two (2) are connected, seted up in connecting piece (3) respectively with runner (6) that body (1) and body two (2) are linked together, its characterized in that, rotation angle valve is still including being located wearing parts (7) between body (1) and body two (2), wearing parts (7) respectively with body (1) and body two (2) contact.

2. A rotary angle valve according to claim 1, characterized in that the second pipe body (2) is provided with a first duct (8) and a second duct (9) which are communicated with each other, the diameter of the first duct (8) is smaller than the diameter of the second duct (9) and a step surface (10) is formed between the first duct and the second duct, the other end of the connecting piece (3) is inserted into the first duct (8), the inner end of the first pipe body (1) is provided with a boss (11) inserted into the second duct (9), and the wear-resistant piece (7) is positioned between the step surface (10) and the boss (11) and is respectively contacted with the latter two.

3. A rotary angle valve according to claim 2, characterized in that the wear part (7) is ring-shaped and arranged coaxially with the first (1) and second (2) pipe bodies, the connecting piece (3) passing through the wear part (7).

4. A rotary angle valve as claimed in claim 2, characterised in that a first sealing ring (12) is provided between the outer side wall of the boss (11) and the inner side wall of the second port (9), the inner end face of the first pipe body (1) is spaced from the inner end face of the second pipe body (2), and a decorative ring (13) is provided therebetween.

5. A rotary angle valve according to claim 2, 3 or 4, characterized in that a second sealing ring (14) and a third sealing ring (15) are coaxially arranged in the first pipe body (1), the inner sides of the second sealing ring (14) and the third sealing ring (15) are provided with cambered surfaces, and the two are combined to form the ball socket (4).

6. A rotary angle valve according to claim 5, characterized in that the friction between the ball head (5) and the second (14) and third (15) sealing rings is greater than the external force required for the rotation of the valve core (21) of the angle valve.

7. The rotary angle valve according to claim 5, wherein the boss (11) of the first pipe body (1) extends toward the center of the first pipe body (1) to form a protrusion (16), and the outer side of the second sealing ring (14) is in contact with the protrusion (16) and the inner wall of the first pipe body (1); the sealing ring is characterized in that fasteners (17) distributed at intervals with the protrusions (16) are detachably arranged in the first pipe body (1), and the outer side of the third sealing ring (15) is in contact with the fasteners (17) and the inner wall of the first pipe body (1).

8. The rotary angle valve according to claim 7, wherein a through hole for passing fluid is formed in the center of the fastening member (17), an external thread is formed on the outer wall of the fastening member (17), and an internal thread matched with the external thread on the fastening member (17) is formed on the inner wall of the first pipe body (1).

9. A rotary angle valve according to claim 1 or 2 or 3 or 4, characterized in that the connecting piece (3) further comprises a connecting pipe (18), the inner end of the connecting pipe (18) is connected with the ball head (5), and the outer end of the connecting pipe (18) is connected with the second pipe body (2).

10. The rotary angle valve according to claim 1, 2, 3 or 4, further comprising a water outlet pipe (19), a valve cavity (20) and a valve core (21), wherein the water outlet pipe (19) is communicated with the valve cavity (20), the valve core (21) is arranged in the valve cavity (20), and the valve cavity (20) is communicated with the first pipe body (1) or the second pipe body (2).