CN212251153U - Valve capable of being adjusted and used stably - Google Patents
Valve capable of being adjusted and used stably Download PDFInfo
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- CN212251153U CN212251153U CN202020930073.1U CN202020930073U CN212251153U CN 212251153 U CN212251153 U CN 212251153U CN 202020930073 U CN202020930073 U CN 202020930073U CN 212251153 U CN212251153 U CN 212251153U
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Abstract
The utility model discloses a valve with stable adjustment and use, which comprises a valve body, a valve rod, a valve cap and a valve core component, wherein the valve cap fixes the valve core component and the valve body, and the valve body is internally provided with a water inlet channel, a water outlet channel and a water through hole; the valve core assembly comprises a valve core plate, a valve rod, a positioning sealing piece, an opening and closing transmission piece and a connecting piece, wherein the positioning sealing piece is connected with the valve cap, the opening and closing transmission piece is connected with the positioning sealing piece, the connecting piece is respectively connected with the opening and closing transmission piece and the valve cover, one end of the valve rod is connected with the valve core plate, and the other end of the valve rod is connected with the opening and closing transmission; the valve core plate is provided with a plurality of positioning pieces on the end surface corresponding to the water through hole in an annular shape, a water through groove is formed between every two positioning pieces, the diameter of the annular shape formed by the plurality of positioning pieces is equal to that of the water through hole, the positioning pieces are positioned in the water through hole, and the outer surface of each positioning piece is attached to the inner surface of the water through hole. The utility model discloses it is more stable to open and close the in-process of adjusting the use, improves the valve and opens and close and the leakproofness of location junction.
Description
Technical Field
The utility model relates to a valve technical field, concretely relates to adjust and use stable valve.
Background
The valve is a water flow control device commonly used in daily life, and different ball valves have different flow characteristics, so that different valves are used according to the characteristics of the valves and the use requirements; the flow characteristics of the shutoff valve are almost equal percentage characteristics, and therefore, the shutoff valve is often used as a regulator in life.
When the valve is used, a valve rod drives a valve core plate at the end part of the valve rod to lift up and down to open and close, and the size and speed of water flowing through a water through hole in a valve body are adjusted through the vertical displacement distance of the valve core plate, so that the function of adjusting the flow is achieved; because the contact area of the valve core plate and the water in the valve body is large, and the flow resistance coefficient is large, the flowing pressure of the water in the valve body can act on the valve core plate and further act on the valve rod, and the water flow force borne by the valve core plate and the valve rod acts on the positioning mounting holes of the valve rod and the valve body; therefore, in the opening and closing process, the valve core plate and the valve rod are easily shaken at the positioning connection part of the valve rod and the valve body due to the water flow pressure, so that the accurate sealing performance of the butt joint closing of the water through holes in the valve core plate and the valve body and the sealing performance of the connection part of the valve rod and the valve body are influenced.
Disclosure of Invention
The utility model discloses a solve foretell technical problem and provide an adjust and use stable valve, it is more stable to open and close the in-process of adjusting the use, improves the valve and opens and close and the leakproofness of location junction.
In order to solve the technical problem, the utility model adopts the technical scheme that: a valve with stable adjustment and use comprises a valve body, a valve rod, a valve cap, a valve cover and a valve core assembly, wherein the valve cap fixes the valve core assembly and the valve body; the valve core assembly comprises a valve core plate, a positioning sealing piece, an opening and closing transmission piece and a connecting piece, wherein the positioning sealing piece is connected with the valve cap, the opening and closing transmission piece is connected with the positioning sealing piece, the opening and closing transmission piece and the positioning sealing piece can rotate in a threaded manner, the connecting piece is respectively connected with the opening and closing transmission piece and the valve cap, the valve rod is arranged in the valve cap, the positioning sealing piece and the opening and closing transmission piece in a penetrating manner, one end of the valve rod is connected with the; the valve core plate is characterized in that a plurality of positioning pieces are uniformly arranged on the end face, corresponding to the water through hole, of the valve core plate in an annular mode, a water through groove is formed between every two positioning pieces, the diameter of the ring formed by the plurality of positioning pieces is equal to that of the water through hole, the positioning pieces are located in the water through hole, and the outer surface of each positioning piece is attached to the inner surface of the water through hole.
The valve rod is provided with a positioning boss which is matched with the lifting cavity and can be abutted against the positioning step.
The height of the positioning sheet is greater than the height of the valve core plate which can be lifted up and down.
The lower end of the valve rod is fixedly screwed with the valve core plate, the upper end of the valve rod is provided with a connecting part and forms a connecting step, and the upper end of the valve rod penetrates through the opening and closing transmission part and forms positioning fixed connection through the connecting step by a nut.
The valve cap is characterized in that a plurality of O-shaped sealing rings which are abutted to the valve rod in a sealing mode are arranged in the positioning sealing piece and the opening and closing transmission piece respectively, and the O-shaped sealing rings are also arranged at the connecting position of the positioning sealing piece and the valve cap.
And a sealing ring is arranged on the end face of the valve core plate corresponding to the water through hole, and a sealing step corresponding to the sealing ring is arranged at the water through hole.
The threaded connection parts of the positioning sealing element and the valve cap, the opening and closing transmission element and the connecting element are respectively fixed by adding glue, so that relative connection and fixation are realized, and the valve cap and the connecting element are fixedly connected by using a fixing bolt.
Adopt above technical scheme, the utility model discloses following beneficial effect has:
compared with the prior art, the utility model discloses a positioning seal spare in the case subassembly, open and close the driving medium, cooperation between the connector makes the valve rod keep sufficient upper and lower displacement distance, the in-process of opening and close at the valve, the spacer shifts up in being in the limbers all the time and removes, reciprocate the height size that the in-process can change the limbers between two liang of spacers at the valve rod, thereby carry out flow control, in-process opening and close, valve rod upper portion carries out shift positioning through each part of case subassembly, and lower tip passes through on the case board spacer matching and forms the location in the limbers, thereby make the valve rod, the in-process of adjusting is opened and close from top to bottom to the case board obtains better location, effectively avoid the influence that rivers impact pressure caused, improve the stability that the.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
fig. 2 is an exploded view of the present invention.
Detailed Description
The invention is further explained by combining the attached drawings.
Referring to fig. 1 and 2, the present invention provides a valve with stable adjustment and use, including a valve body 1, a valve rod 2, a valve cap 3, a valve cover 4, and a valve core assembly, wherein the valve cap 3 fixes the valve core assembly with the valve body 1, and the valve body 1 is internally provided with a water inlet channel 6, a water outlet channel 7, and a water through hole 8 for communicating the two; the valve core assembly comprises a valve core plate 9, a positioning sealing piece 10, an opening and closing transmission piece 11 and a connecting piece 12, wherein the positioning sealing piece 10 is connected with the valve cap 3, the opening and closing transmission piece 11 is connected with the positioning sealing piece 10, and can rotate in a threaded manner between the opening and closing transmission piece and the positioning sealing piece, the connecting piece 12 is respectively connected with the opening and closing transmission piece 11 and the valve cap 4, glue is respectively added at threaded connection positions of the positioning sealing piece 10 and the valve cap 3, the opening and closing transmission piece 11 and the connecting piece 12 for fixation, so that relative connection and fixation are realized, and the valve cap; the valve rod 2 is arranged in the valve cap 3, the positioning sealing element 10 and the opening and closing transmission piece 11 in a penetrating mode, one end of the valve rod 2 is connected with the valve core plate 9, and the other end of the valve rod is connected with the opening and closing transmission piece 11 in a positioning mode; the valve core plate 9 is provided with a plurality of positioning pieces 13 uniformly arranged on the end surface corresponding to the water through hole 8 in a circular shape, a water through groove 14 is formed between every two positioning pieces 13, the diameter of the circular shape formed by the plurality of positioning pieces 13 is equal to that of the water through hole 8, the positioning pieces 13 are positioned in the water through hole 8, and the outer surface of each positioning piece is attached to the inner surface of the water through hole 8.
A lifting cavity 15 is arranged in the positioning sealing element 10, an upper positioning step 16 is formed, and a positioning boss 17 which is matched with the lifting cavity 15 and can abut against the positioning step 16 is arranged on the valve rod 2; therefore, the valve rod 2 is kept to move in a positioning mode within a certain distance range from top to bottom through the matching of the positioning boss 17 and the lifting cavity 15, the height of the positioning piece 13 is larger than the height of the valve core plate 9 capable of lifting from top to bottom, the positioning piece 13 is always located in the water through hole 8, and the positioning piece 13 is kept to be positioned all the time.
The lower end part of the valve rod 2 is fixedly screwed with the valve core plate 9, the upper end of the valve rod 2 is provided with a connecting part 18 to form a connecting step 19, and the upper end of the valve rod 2 passes through the opening and closing transmission piece 11 and is fixedly connected with the connecting step 19 through a nut 20; thereby, the valve rod 2 is moved upwards to play a role in positioning, and the positioning sheet 13 is always positioned in the water through hole 8 in the process of lifting, opening and closing the valve core plate 9.
A plurality of O-shaped sealing rings 21 which are in sealing and abutting contact with the valve rod 2 are respectively arranged in the positioning sealing element 10 and the opening and closing transmission piece 11, and the O-shaped sealing rings 21 are also arranged at the connecting part of the positioning sealing element 10 and the valve cap 3; the sealing performance of the joint between the valve rod 2 and each component is effectively ensured.
A sealing ring 22 is arranged on the end face of the valve core plate 9 corresponding to the water through hole 8, and a sealing step 23 corresponding to the sealing ring 22 is arranged at the position of the water through hole 8; thereby effectively guaranteeing the sealing performance of the valve in a closed state.
When the valve is opened for adjustment and use, the valve cover 4 is screwed to drive the connecting piece 12 to rotate, the connecting piece 12 drives the opening and closing transmission piece 11 to spirally rotate along the positioning sealing piece 10, so that the opening and closing transmission piece 11 is upwards displaced along the positioning sealing piece 10, the opening and closing transmission piece 11 can upwards drive the valve rod 2 to synchronously move, and the valve core rod o is driven by the valve rod 2 to synchronously move, so that the positioning pieces 13 on the valve core plate 9 extend out of the water through hole 8 along with the upwards movement, water in the water inlet channel 6 enters the water outlet channel 7 through the water through grooves 14 between every two positioning pieces 13, and the height of the water through grooves 14 between every two positioning pieces 13 is increased along with the upwards movement of the valve core plate 9, thereby playing a role; when the valve needs to be closed, the valve cover is reversely twisted.
The above detailed description is made on the valve for stable adjustment and use provided by the embodiment of the present invention, and the specific examples are applied herein to explain the principle and the implementation of the present invention, and the description of the above embodiments is only used to help understand the technical solution disclosed by the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (7)
1. A valve with stable adjustment and use comprises a valve body, a valve rod, a valve cap, a valve cover and a valve core assembly, wherein the valve cap fixes the valve core assembly and the valve body; the method is characterized in that: the valve core assembly comprises a valve core plate, a positioning sealing piece, an opening and closing transmission piece and a connecting piece, wherein the positioning sealing piece is connected with the valve cap, the opening and closing transmission piece is connected with the positioning sealing piece, the opening and closing transmission piece and the positioning sealing piece can rotate in a threaded manner, the connecting piece is respectively connected with the opening and closing transmission piece and the valve cap, the valve rod is arranged in the valve cap, the positioning sealing piece and the opening and closing transmission piece in a penetrating manner, one end of the valve rod is connected with the; the valve core plate is characterized in that a plurality of positioning pieces are uniformly arranged on the end face, corresponding to the water through hole, of the valve core plate in an annular mode, a water through groove is formed between every two positioning pieces, the diameter of the ring formed by the plurality of positioning pieces is equal to that of the water through hole, the positioning pieces are located in the water through hole, and the outer surface of each positioning piece is attached to the inner surface of the water through hole.
2. A valve for regulating stability in use according to claim 1, wherein: the valve rod is provided with a positioning boss which is matched with the lifting cavity and can be abutted against the positioning step.
3. A valve for regulating stability in use according to claim 2, wherein: the height of the positioning sheet is greater than the height of the valve core plate which can be lifted up and down.
4. A valve for regulating stability in use according to claim 2, wherein: the lower end of the valve rod is fixedly screwed with the valve core plate, the upper end of the valve rod is provided with a connecting part and forms a connecting step, and the upper end of the valve rod penetrates through the opening and closing transmission part and forms positioning fixed connection through the connecting step by a nut.
5. A valve for regulating stability in use according to claim 1, wherein: the valve cap is characterized in that a plurality of O-shaped sealing rings which are abutted to the valve rod in a sealing mode are arranged in the positioning sealing piece and the opening and closing transmission piece respectively, and the O-shaped sealing rings are also arranged at the connecting position of the positioning sealing piece and the valve cap.
6. A valve for regulating stability in use according to claim 1, wherein: and a sealing ring is arranged on the end face of the valve core plate corresponding to the water through hole, and a sealing step corresponding to the sealing ring is arranged at the water through hole.
7. A valve for regulating stability in use according to claim 1, wherein: the threaded connection parts of the positioning sealing element and the valve cap, the opening and closing transmission element and the connecting element are respectively fixed by adding glue, so that relative connection and fixation are realized, and the valve cap and the connecting element are fixedly connected by using a fixing bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020930073.1U CN212251153U (en) | 2020-05-28 | 2020-05-28 | Valve capable of being adjusted and used stably |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020930073.1U CN212251153U (en) | 2020-05-28 | 2020-05-28 | Valve capable of being adjusted and used stably |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212251153U true CN212251153U (en) | 2020-12-29 |
Family
ID=73977411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020930073.1U Active CN212251153U (en) | 2020-05-28 | 2020-05-28 | Valve capable of being adjusted and used stably |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212251153U (en) |
-
2020
- 2020-05-28 CN CN202020930073.1U patent/CN212251153U/en active Active
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