CN214500062U - Stop valve - Google Patents

Stop valve Download PDF

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Publication number
CN214500062U
CN214500062U CN202022865880.2U CN202022865880U CN214500062U CN 214500062 U CN214500062 U CN 214500062U CN 202022865880 U CN202022865880 U CN 202022865880U CN 214500062 U CN214500062 U CN 214500062U
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CN
China
Prior art keywords
valve
water
valve body
hole
groove
Prior art date
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Active
Application number
CN202022865880.2U
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Chinese (zh)
Inventor
朱建兵
沙雷
夏建华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yancheng Dafeng Zhongyi Machinery Co ltd
Original Assignee
Yancheng Dafeng Zhongyi Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN202022865880.2U priority Critical patent/CN214500062U/en
Application granted granted Critical
Publication of CN214500062U publication Critical patent/CN214500062U/en
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  • Fluid-Driven Valves (AREA)

Abstract

The utility model provides a stop valve, which comprises a valve body and a valve rod in the valve body, wherein the two ends of the valve body are respectively provided with a water inlet and a water outlet which are communicated with each other, the middle part of the valve body is provided with a clapboard with a Z-shaped section, and the horizontal section of the middle part of the clapboard is provided with a water through hole; the middle part of the valve body is provided with a valve cover, the valve rod enters the valve body along the middle part of the valve cover, the bottom of the valve rod is provided with a valve clack corresponding to the water through hole, and the top of the valve rod extends out of the valve cover and is fixed with a hand wheel; the valve is characterized in that a circular groove concentric with the water through hole is formed in the upper surface of the partition plate, the diameter of the circular groove is larger than that of the water through hole, an annular groove is formed in the bottom of the circular groove, and an annular rubber pipe is arranged in the annular groove; the partition board is also provided with a square groove, the square groove and the annular groove are communicated in the partition board, and the top of the square groove is provided with a sealing plug; the annular groove is internally provided with a pressure sensor, a microprocessor, a button cell and an alarm, and has the advantages of long service life and good sealing property.

Description

Stop valve
Technical Field
The utility model belongs to the technical field of the stop valve, concretely relates to stop valve.
Background
The stop valve is a valve which is most widely used, the opening height is not large, the manufacture is easy, the maintenance is convenient, the stop valve is not only suitable for medium and low pressure, but also suitable for high pressure and is popular, the closing principle of the stop valve is that a valve clack sealing surface is tightly attached to a valve port sealing surface in a valve body by means of valve rod pressure to prevent medium circulation, the stop valve on the current market generally comprises a valve body, a valve cover, a valve rod and a valve clack, the valve rod drives the valve clack to rotate to drive the valve clack to seal and open and close the stop valve, but an operator can only judge whether the valve clack is in place by feeling, the valve rod can be screwed by large force in order to ensure the sealing performance, the valve clack and the valve body are easy to deform after long time when the pressure is received in the past, the sealing performance and the service life of the stop valve are damaged, and in order to solve the problems, the stop valve is provided by the application.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stop valve to solve in the in-service use process, the stop valve lacks closed feedback, thereby causes operating personnel must screw up the problem that causes deformation, life reduction with full force.
The utility model provides a following technical scheme:
a stop valve comprises a valve body and a valve rod in the valve body, wherein a water inlet and a water outlet which are communicated with each other are respectively arranged at two ends of the valve body, a partition plate with a Z-shaped section is arranged in the middle of the valve body, and a water through hole is arranged at the horizontal section in the middle of the partition plate; the valve body is provided with a valve cover in the middle, the valve rod enters the valve body along the middle of the valve cover, the bottom of the valve rod is provided with a valve clack corresponding to the water through hole, and the top of the valve rod extends out of the valve cover and is fixed with a hand wheel; the hand wheel drives the valve rod to lift and move so as to drive the valve clack to open and close the water through hole in a sealing manner, the upper surface of the partition plate is provided with a circular groove concentric with the water through hole, the diameter of the circular groove is larger than that of the water through hole, the bottom of the circular groove is provided with a ring groove, and an annular rubber pipe is arranged in the ring groove; the partition board is also provided with a square groove, the square groove and the annular groove are communicated in the partition board, and the top of the square groove is provided with a sealing plug; be provided with baroceptor, microprocessor, button cell and attention device in the annular, baroceptor connects the rubber tube, microprocessor electric connection baroceptor, button cell and bee calling organ respectively.
Preferably, the middle part of the valve rod is provided with a driving block, and the outer wall of the driving block is in threaded connection with the inner wall of the valve cover.
Preferably, the upper side of the valve cover is further provided with a sealing gasket, a compression nut is sleeved on the outer side of the sealing gasket, and the inner wall of the compression nut is connected with the outer wall of the valve cover through threads.
Preferably, the valve clack and the sealing gasket are both made of butadiene-acrylonitrile rubber.
Preferably, a sampling circuit is further connected between the microprocessor and the air pressure sensor, and the sampling circuit comprises an amplifying module and a filtering module.
Preferably, the alarm is a buzzer or a vibrator.
The utility model has the advantages that:
the stop valve of the utility model can collect the pressure between the valve clack and the partition plate by arranging the rubber tube and the air pressure sensor, thereby providing feedback for the working personnel, and solving the problems of the damage to the partition plate or the valve clack caused by frequent excessive force, the reduction of the deformation sealing performance and the reduction of the service life; meanwhile, the tightness can be further improved through the compressed rubber pipe.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic view of the structure of part A of FIG. 2;
1. the valve comprises a valve body, 11 parts of a water inlet, 12 parts of a water outlet, 2 parts of a partition plate, 21 parts of a water through hole, 22 parts of a circular groove, 23 parts of a rubber pipe, 24 parts of a square groove, 3 parts of a valve cover, 4 parts of a valve clack, 5 parts of a valve rod, 51 parts of a driving block, 52 parts of a sealing gasket, 53 parts of a compression nut and 6 parts of a hand wheel.
Detailed Description
As shown in figure 1, the stop valve comprises a valve body 1 and a valve rod 5 in the valve body 1, wherein a water inlet 11 and a water outlet 12 which are communicated with each other are respectively arranged at two ends of the valve body 5.
As shown in fig. 2, a partition plate 2 with a Z-shaped section is arranged in the middle of the valve body 1, and a water through hole 21 is arranged in the horizontal section in the middle of the partition plate 2; the middle part of the valve body 1 is provided with a valve cover 3, the valve rod 5 enters the valve body 1 along the middle part of the valve cover 3, the bottom of the valve rod 5 is provided with a valve clack 4 corresponding to the water through hole 21, and the top of the valve rod 5 extends out of the valve cover 3 and is fixed with a hand wheel 6; the hand wheel 6 drives the valve rod 5 to lift and move so as to drive the valve clack 4 to open and close the water through hole 21 in a sealing mode, the driving block 51 is arranged in the middle of the valve rod 5, the outer wall of the driving block 51 is in threaded connection with the inner wall of the valve cover 3, the sealing gasket 52 is further arranged on the upper side of the valve cover 3, the outer side of the sealing gasket 52 is sleeved with the compression nut 53, the inner wall of the compression nut 53 is in threaded connection with the outer wall of the valve cover 3, and the valve clack 4 and the sealing gasket 52 are both made of nitrile rubber.
As shown in fig. 3, the upper surface of the partition board 2 is provided with a circular groove 22 concentric with the water through hole 21, the diameter of the circular groove 22 is larger than that of the water through hole 21, the bottom of the circular groove 22 is provided with a ring groove, and an annular rubber pipe 23 is arranged in the ring groove; the partition board 2 is also provided with a square groove 24, the square groove 24 is communicated with the annular groove in the partition board, and the top of the square groove 24 is provided with a sealing plug; an air pressure sensor, a microprocessor, a button cell and a warning device are arranged in the ring groove, the air pressure sensor is connected with the rubber tube 23, the microprocessor is respectively and electrically connected with the air pressure sensor, the button cell and the buzzer, a sampling circuit is also connected between the microprocessor and the air pressure sensor, and the sampling circuit comprises an amplifying module and a filtering module; the alarm is a buzzer or a vibrator.
The working principle of the specific embodiment is as follows:
the hand wheel 6 drives the valve rod 5 to lift and move to drive the valve clack 4 to open and close the water through hole 21 in a sealing mode, when the valve clack 4 presses the water through hole 21 downwards, the rubber pipe 23 is pressed simultaneously, gas in the rubber pipe 23 is compressed, air pressure rises and is collected by the air pressure sensor, signals collected by the air pressure sensor are transmitted to the microprocessor, and when the air pressure value reaches a set value, a warning is sent out through the warning device to provide feedback for workers; meanwhile, due to the compression of the rubber tube 23, the tightness between the valve clack 4 and the water through hole 21 is ensured.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A stop valve is characterized by comprising a valve body and a valve rod in the valve body, wherein a water inlet and a water outlet which are communicated with each other are respectively arranged at two ends of the valve body, a partition plate with a Z-shaped section is arranged in the middle of the valve body, and a water through hole is arranged at the horizontal section in the middle of the partition plate; the valve body is provided with a valve cover in the middle, the valve rod enters the valve body along the middle of the valve cover, the bottom of the valve rod is provided with a valve clack corresponding to the water through hole, and the top of the valve rod extends out of the valve cover and is fixed with a hand wheel; the hand wheel drives the valve rod to lift and move so as to drive the valve clack to open and close the water through hole in a sealing manner, the upper surface of the partition plate is provided with a circular groove concentric with the water through hole, the diameter of the circular groove is larger than that of the water through hole, the bottom of the circular groove is provided with a ring groove, and an annular rubber pipe is arranged in the ring groove; the partition board is also provided with a square groove, the square groove and the annular groove are communicated in the partition board, and the top of the square groove is provided with a sealing plug; be provided with baroceptor, microprocessor, button cell and attention device in the annular, baroceptor connects the rubber tube, microprocessor electric connection baroceptor, button cell and bee calling organ respectively.
2. The stop valve of claim 1, wherein the valve rod is provided with a driving block in the middle, and the outer wall of the driving block is connected with the inner wall of the valve cover through threads.
3. The stop valve of claim 1, wherein the upper side of the valve cap is further provided with a sealing gasket, a compression nut is sleeved outside the sealing gasket, and the inner wall of the compression nut is in threaded connection with the outer wall of the valve cap.
4. A stop valve as claimed in claim 1, wherein the flap and the sealing gasket are made of nitrile rubber.
5. The stop valve of claim 1, wherein a sampling circuit is further connected between the microprocessor and the air pressure sensor, and the sampling circuit comprises an amplifying module and a filtering module.
6. The shutoff valve of claim 1, wherein said alarm is a buzzer or a vibrator.
CN202022865880.2U 2020-12-02 2020-12-02 Stop valve Active CN214500062U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022865880.2U CN214500062U (en) 2020-12-02 2020-12-02 Stop valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022865880.2U CN214500062U (en) 2020-12-02 2020-12-02 Stop valve

Publications (1)

Publication Number Publication Date
CN214500062U true CN214500062U (en) 2021-10-26

Family

ID=78207299

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022865880.2U Active CN214500062U (en) 2020-12-02 2020-12-02 Stop valve

Country Status (1)

Country Link
CN (1) CN214500062U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A stop valve

Effective date of registration: 20221122

Granted publication date: 20211026

Pledgee: Postal Savings Bank of China Limited Yancheng Dafeng sub branch

Pledgor: YANCHENG DAFENG ZHONGYI MACHINERY CO.,LTD.

Registration number: Y2022980022701

PE01 Entry into force of the registration of the contract for pledge of patent right