CN212899822U - Tubular flow valve - Google Patents
Tubular flow valve Download PDFInfo
- Publication number
- CN212899822U CN212899822U CN202021868966.4U CN202021868966U CN212899822U CN 212899822 U CN212899822 U CN 212899822U CN 202021868966 U CN202021868966 U CN 202021868966U CN 212899822 U CN212899822 U CN 212899822U
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- valve plug
- rear end
- shell
- sleeve
- end cover
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Abstract
The utility model discloses a tubular flow valve, which comprises a housin, casing one end is equipped with the front end housing, the feed liquor pipe has been seted up on the front end housing, the casing other end is equipped with the rear end cap, the drain pipe has been seted up on the rear end cap, be equipped with the fastener in the casing, the fastener includes baffle and sleeve, the through-hole has been seted up on the baffle, through-hole and feed liquor pipe intercommunication, rear end cap one side is equipped with the valve plug, the valve plug nestification sets up in the sleeve, valve plug one end is seted up flutedly, be equipped with the spring in the recess, the drainage hole has been seted up on the sleeve lateral wall. The valve plug is connected with the rear end cap, has guaranteed the stability of valve plug position, and the spring sets up in the recess of valve plug and with baffle butt together, under the large-traffic effect of feed liquor pipe, the fastener removes along the valve plug, and then the sleeve hides stifled to the orifice, reduces the flow of drain pipe, has avoided the waste of water resource, need not manual operation, labour saving and time saving.
Description
Technical Field
The utility model belongs to the valve field especially relates to a tubular flow valve.
Background
In daily work life, the valve has played important effect, and current valve is mainly controlled through the manual work, and then adjusts the size of flow, needs to pay close attention to often, wastes time and energy.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the utility model provides a tubular flow valve.
The utility model discloses a realize like this: a tubular flow valve comprises a shell, wherein internal elements are protected, a front end cover is arranged at one end of the shell, the front end cover and the shell are of an integral structure and are firm and reliable, a liquid inlet pipe is arranged on the front end cover, liquid flows into the shell along the liquid inlet pipe, a rear end cover is arranged at the other end of the shell, the shell is sealed through the rear end cover, a clamping table is annularly arranged on the inner wall of the shell close to one end of the rear end cover, the depth of the rear end cover extending into the shell is limited, the specification of a product is guaranteed, the quality of the product is guaranteed to be reliable, one end of the rear end cover is nested in the shell and is abutted against the clamping table, the shell and the rear end cover are fixedly connected through screws, the connection is firm and reliable, a liquid outlet pipe is arranged on the rear end cover, the liquid in the shell flows out along, the fastener comprises a baffle and a sleeve which are fixedly connected, a through hole is arranged at the middle position of the baffle close to the front end cover and communicated with a liquid inlet pipe, so that liquid in the liquid inlet pipe flows into the sleeve along the through hole, the side wall of the baffle is abutted with the inner wall of the shell to prevent the liquid in the cavity from flowing along the gap between the baffle and the inner wall of the shell, thereby influencing the use effect of the flow valve, a valve plug is arranged at one side close to the rear end cover in the cavity to fixedly support the position of the spring, one end of the valve plug is nested in the sleeve, the other end of the valve plug is connected with the rear end cover to ensure the stability of the position of the valve plug, a groove is arranged at one end of the valve plug in the sleeve, the spring is arranged in the groove, the spring is compressed and reset along the groove, and, the other end of the spring is abutted against the inner wall of the baffle plate, the spring is reliably connected, the spring cannot fall off, a drainage hole is formed in the side wall of the sleeve close to the baffle plate and communicated with the cavity, a throttling hole is formed in the joint of the valve plug and the rear end cover and communicated with the cavity and the liquid outlet pipe, liquid in the liquid inlet pipe flows into the cavity along the through hole and the drainage hole, when the fluid pressure in the liquid inlet pipe is larger than the sum of the liquid pressure in the cavity and the spring elasticity, the clamping piece moves towards the rear end cover, the throttling hole is blocked by the sleeve, and therefore the flow flowing out along the liquid outlet pipe is reduced until the sum of the fluid pressure in the liquid inlet pipe, the liquid pressure in the cavity and the spring elasticity is in a stable state, and the flow in the liquid outlet pipe is guaranteed to be stable.
Preferably, the joints of the rear end cover and the inner wall of the shell, the joints of the baffle and the inner wall of the shell and the joints of the valve plug and the sleeve are provided with O-shaped sealing rings, so that reliable sealing between the rear end cover and the inner wall of the shell, between the baffle and the inner wall of the shell and between the valve plug and the sleeve is ensured, and liquid leakage is avoided.
Preferably, the central line of the front end cover, the central line of the liquid inlet pipe, the central line of the clamping piece, the central line of the through hole, the central line of the valve plug, the central line of the rear end cover and the central line of the liquid outlet pipe are on the same straight line, so that the stable specification of a product is ensured, and the reliability of liquid circulation is further ensured.
The utility model has the advantages that: the utility model has the advantages of reasonable design, the valve plug is connected with the rear end cap, has guaranteed the stability of valve plug position, and the spring sets up in the recess of valve plug and with baffle butt together, under the large-traffic effect of feed liquor pipe, the fastener removes along the valve plug, and then the sleeve hides stifled to the orifice, reduces the flow of drain pipe, has avoided the waste of water resource, need not manual operation, labour saving and time saving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of one side of the front end cover of the present invention;
in the figure: 1. a housing; 2. a front end cover; 3. a liquid inlet pipe; 4. a rear end cap; 5. clamping a platform; 6. a screw; 7. a liquid outlet pipe; 8. a cavity; 9. a fastener; 10. a baffle plate; 11. a sleeve; 12. a through hole; 13. a valve plug; 14. a groove; 15. a spring; 16. a drainage aperture; 17. an orifice; an O-ring seal.
Detailed Description
In order to understand the technical solution of the present invention more clearly, the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the tubular flow valve includes a casing 1 for protecting internal components, a front end cap 2 is disposed at one end of the casing 1, the front end cap 2 and the casing 1 are of an integral structure, and are firm and reliable, a liquid inlet pipe 3 is disposed on the front end cap 1, liquid flows into the casing 1 along the liquid inlet pipe 3, a rear end cap 4 is disposed at the other end of the casing 1, the casing 1 is sealed by the rear end cap 4, a blocking table 5 is annularly disposed on an inner wall of the casing 1 near one end of the rear end cap 4, a depth of the rear end cap 4 extending into the casing 1 is limited, specifications of products are guaranteed, quality of the products is guaranteed to be reliable, one end of the rear end cap 4 is nested in the casing 1 and is abutted against the blocking table 5, the casing 1 and the rear end cap 4 are fixedly connected by a screw 6, the connection is firm and reliable, a liquid outlet pipe 7 is disposed on, the liquid in the shell 1 flows out along the liquid outlet pipe 7, a cavity 8 is arranged in the shell 1, a clamping piece 9 is arranged in the cavity 8, the clamping piece 9 comprises a baffle plate 10 and a sleeve 11 which are fixedly connected, a through hole 12 is arranged at the middle position of the baffle plate 10 close to the front end cover 2, the through hole 12 is communicated with the liquid inlet pipe 3, so that the liquid in the liquid inlet pipe 3 flows into the sleeve 11 along the through hole 12, the side wall of the baffle plate 10 is abutted with the inner wall of the shell 1 to prevent the liquid in the cavity 8 from flowing along the gap between the baffle plate 10 and the inner wall of the shell 1, and further the using effect of the flow valve is influenced, a valve plug 13 is arranged at one side close to the rear end cover 4 in the cavity 8 to fixedly support the position of the spring 15, one end of the valve plug 13 is nested in the sleeve 11, the other end of the valve, the connection between the rear end cover 4 and the inner wall of the shell 1, the connection between the baffle plate 10 and the inner wall of the shell 1, and the connection between the valve plug 13 and the sleeve 11 are all provided with O-shaped sealing rings 18 to ensure reliable sealing between the rear end cover 4 and the inner wall of the shell 1, between the baffle plate 10 and the inner wall of the shell 1, and between the valve plug 13 and the sleeve 11, so as to avoid liquid leakage, one end of the valve plug 13 positioned in the sleeve 11 is provided with a groove 14, a spring 15 is arranged in the groove 14, the spring 15 is compressed and reset along the groove 14, one end of the spring 15 is abutted against the bottom of the groove 14, the other end of the spring 15 is abutted against the inner wall of the baffle plate 10, so that reliable connection is achieved, the phenomenon that the spring 15 falls off cannot occur, the side wall of the sleeve 11 close to the baffle plate 10 is provided with a drainage hole 16, the drainage hole 16, the throttle hole 17 is communicated with the cavity 8 and the liquid outlet pipe 7 at the same time, the liquid in the liquid inlet pipe 3 flows into the cavity 8 along the through hole 12 and the drainage hole 16, when the pressure of the fluid in the liquid inlet pipe 3 is larger than the sum of the pressure of the fluid in the cavity 8 and the elastic force of the spring 15, the clamping piece 9 moves towards the rear end cover 4, further, the sleeve 11 blocks the throttling hole 17, so that the flow flowing out along the liquid outlet pipe 7 is reduced until the sum of the fluid pressure in the liquid inlet pipe 3, the fluid pressure in the cavity 8 and the elasticity of the spring 15 is in a stable state, the stability of the flow in the liquid outlet pipe 7 is ensured, the central line of the front end cover 2, the central line of the liquid inlet pipe 3, the central line of the clamping piece 9, the central line of the through hole 12, the central line of the valve plug 13, the central line of the rear end cover 4 and the central line of the liquid outlet pipe 7 are on the same straight line, so that the stable specification of the product is ensured, and the reliability of liquid circulation is further ensured.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.
Claims (3)
1. A tubular flow valve comprises a shell and is characterized in that a front end cover is arranged at one end of the shell, the front end cover and the shell are of an integral structure, a liquid inlet pipe is arranged on the front end cover, a rear end cover is arranged at the other end of the shell, a clamping table is annularly arranged on the inner wall of the shell close to one end of the rear end cover, one end of the rear end cover is nested in the shell and is abutted against the clamping table, the shell and the rear end cover are fixedly connected through screws, a liquid outlet pipe is arranged on the rear end cover, a cavity is arranged in the shell, a clamping piece is arranged in the cavity and comprises a baffle and a sleeve which are fixedly connected, a through hole is arranged in the middle of the baffle close to the front end cover and is communicated with the liquid inlet pipe, the side wall of the baffle is abutted against the inner wall of the shell, and a, one end of the valve plug is nested in the sleeve, the other end of the valve plug is connected with the rear end cover, one end of the valve plug in the sleeve is provided with a groove, a spring is arranged in the groove, one end of the spring is abutted against the bottom of the groove, the other end of the spring is abutted against the inner wall of the baffle, a drainage hole is formed in the side wall of the sleeve close to the baffle, the drainage hole is communicated with the cavity, a throttling hole is formed in the joint of the valve plug and the rear end cover, and the throttling hole is communicated with the cavity and the liquid outlet pipe simultaneously.
2. The tubular flow valve of claim 1 wherein O-rings are provided at the connection of the back end cap to the inner wall of the casing, at the connection of the baffle to the inner wall of the casing, and at the connection of the valve plug to the sleeve.
3. The tubular flow valve of claim 1 wherein the centerline of the front end cap, the centerline of the inlet tube, the centerline of the clip, the centerline of the through hole, the centerline of the valve plug, the centerline of the back end cap and the centerline of the outlet tube are collinear.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021868966.4U CN212899822U (en) | 2020-09-01 | 2020-09-01 | Tubular flow valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021868966.4U CN212899822U (en) | 2020-09-01 | 2020-09-01 | Tubular flow valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212899822U true CN212899822U (en) | 2021-04-06 |
Family
ID=75251814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021868966.4U Active CN212899822U (en) | 2020-09-01 | 2020-09-01 | Tubular flow valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212899822U (en) |
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2020
- 2020-09-01 CN CN202021868966.4U patent/CN212899822U/en active Active
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