CN212318920U - Water theft prevention valve - Google Patents

Water theft prevention valve Download PDF

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Publication number
CN212318920U
CN212318920U CN202021567678.5U CN202021567678U CN212318920U CN 212318920 U CN212318920 U CN 212318920U CN 202021567678 U CN202021567678 U CN 202021567678U CN 212318920 U CN212318920 U CN 212318920U
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CN
China
Prior art keywords
valve
valve body
fixed
flashboard
gap
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Active
Application number
CN202021567678.5U
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Chinese (zh)
Inventor
杜俨
于海波
翟俊杰
李冬梅
贺建华
张军
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Kaifeng Water Supply Corp
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Kaifeng Water Supply Corp
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Priority to CN202021567678.5U priority Critical patent/CN212318920U/en
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Publication of CN212318920U publication Critical patent/CN212318920U/en
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Abstract

A water theft prevention valve is characterized in that a water baffle with one end extending out of a valve body is transversely arranged in the upper part of the valve body, a sealing cover is arranged on the valve body extending out of the water baffle of the valve body, sealing rings are arranged in sealing grooves in the inner wall of the valve body on the upper surface and the lower surface of the water baffle, which are in contact with the valve body, and sealing steel rings are fixed in the valve body and fixed in the sealing grooves in the inner wall of the valve body through the sealing steel rings fixed by screws; the valve gap is including opening and close valve gap and fixed valve gap, under the normal condition, fixed valve gap fixes on the valve body through fixing bolt, when opening or closing the valve, fix opening and close the valve gap on the valve body, the opening and close valve gap is the flat birdcage form of inside hollow, vertical valve rod and flashboard are equipped with to opening and close valve gap inside, the valve rod upper end stretches out opening and close valve gap and handle fixed connection, flashboard nut and flashboard fixed connection on the flashboard are in the same place, moreover, the steam generator is simple in structure, high durability and convenient operation, only can open the valve be furnished with dedicated opening and close valve gap, the theftproof performance is good.

Description

Water theft prevention valve
Technical Field
The utility model relates to a valve, especially a theftproof water valve.
Background
When water supply companies pay water in daily life, a lot of water fee defaulting phenomena can be met, water fee is required to be paid with a water cut-off means, namely, a water valve is closed to achieve the purpose of water cut-off, but now, a key for self-locking the valve can be purchased in the market, a user who is cut off water can also buy the valve on the market or on the internet, and the purpose of real water cut-off cannot be achieved.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, in order to overcome the defects of the prior art, the present invention aims to provide a water theft prevention valve, which can effectively solve the problem that the valve is easy to open to cause water theft.
In order to achieve the purpose, the utility model discloses a solution is, a water theft prevention valve, including valve body, ring flange, flashboard and valve gap, the valve gap is fixed on the valve body through the bolt, the valve body install on the pipeline through the pilot hole on the ring flange at both ends, the breakwater that one end stretches out the valve body is equipped with transversely in the upper portion of the valve body, stretch out the valve body outside the breakwater of valve body and be equipped with the sealed cowling through the bolt on, the upper and lower two sides that the breakwater contacted with the valve body are equipped with the sealing washer respectively in the seal groove of valve body inner wall, the sealing steel ring is fixed in the valve body through the screw, the sealing washer is fixed in the seal groove of valve body inner wall;
the valve gap includes open and close valve gap and fixed valve gap, and under normal conditions, fixed valve gap fixes on the valve body through fixing bolt, when opening or closing the valve, fixes open and close valve gap on the valve body, and open and close valve gap is inside hollow flat birdcage form, and the inside vertically valve rod and the flashboard of being equipped with of open and close valve gap, the valve rod upper end stretches out open and close valve gap and handle fixed connection, is equipped with the screw thread on the valve rod global of valve gap inside to be in the same place with flashboard fixed connection through the flashboard nut on the flashboard.
The utility model discloses simple structure, convenient operation, low in manufacturing cost must be furnished with the dedicated valve gap of opening and close and just can open the valve, and the theftproof performance is good, and society and economic benefits are showing.
Drawings
Fig. 1 is a schematic view (partially cut away) of the opening structure of the present invention.
Fig. 2 is a schematic structural view (partially cut away) when the utility model is opened or closed.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The valve comprises a valve body, flange plates, a gate plate and a valve cover, wherein the valve cover is fixed on the valve body through bolts, the valve body 15 is arranged on a pipeline through assembly holes in the flange plates 14 at two ends, a water baffle plate 13 with one end extending out of the valve body 15 is transversely arranged in the upper part of the valve body 15, a sealing cover 12 is arranged on the valve body 15 extending out of the water baffle plate 13 of the valve body 15 through bolts, the upper surface and the lower surface of the water baffle plate 13, which are contacted with the valve body 15, are respectively provided with a sealing ring 11 in a sealing groove in the inner wall of the valve body 15, the sealing steel ring 10 is fixed in the valve body 15 through screws, and the sealing ring 11 is fixed in the sealing groove in the inner wall of the valve;
the valve gap is including opening and close valve gap 3 and fixed valve gap 9, and under the normal condition, fixed valve gap 9 is fixed on valve body 15 through fixing bolt, when opening or closing the valve, will open and close valve gap 3 and fix on valve body 15, and opening and close valve gap 3 is the flat birdcage form of inside hollow, and vertical valve rod 2 and flashboard 4 are equipped with to opening and close valve gap 3 inside, and 2 upper ends of valve rod stretch out opening and close valve gap 3 and handle 8 fixed connection, are equipped with the screw thread on the valve rod 2 global of valve gap 3 inside to flashboard nut 1 on the flashboard 4 is in the same place with flashboard 4 fixed connection.
For guaranteeing better implementation effect, flashboard 4 and flashboard nut 1 structure as an organic whole, flashboard 4 is the oval plate, is equipped with steel support in the oval plate, all opens the screw thread that agrees with mutually with the screw thread on the valve rod 2 in the flashboard nut 1.
The lower extreme of valve rod 2 stretch out the lower extreme of flashboard 4, when flashboard 4 is whole to be located valve body 15, the lower extreme of valve rod 2 is located flashboard nut 1, the length that is located the valve rod 2 of opening and close valve gap 3 promptly is greater than the perpendicular to length sum of flashboard 4 and flashboard nut 1, when guaranteeing to reach encapsulated situation in the whole entering valve body 15 of flashboard 4, flashboard nut 1 on valve rod 2 and the flashboard 4 is in connected state, when valve rod 2 and flashboard 4 do not have and be connected, flashboard 4 still does not lie in valve body 15 completely.
The sealing ring 11 is in a ring shape made of rubber.
The utility model discloses when specifically using, will the utility model discloses the pilot hole of theftproof water valve on the ring flange is installed before the table of pipe network pipeline or behind the table, and at this moment, there is not the flashboard in the valve body, and the water route is unblocked, and breakwater, sealed cowling and the fixed valve gap on valve body upper portion seal the stagnant water.
When the valve needs to be closed, the fixed valve cover 9 is taken down, the opening and closing valve cover 3 is installed on the upper portion of the valve body 15, fastening bolts are screwed, the sealing cover 12 is taken down, the upper pull plate support 5 is installed at the positions of 4 bolt holes of the fixed sealing cover 12, the stretching screw 7 is connected with the pull plate support 5 through threads (known technology), one end of the stretching screw 7 is connected with the water baffle 13 through the U-shaped connection 6, then the stretching screw 7 is rotated to pull out the water baffle 13, after the water baffle 13 is pulled out, the water baffle 13 is not pulled out completely, the water baffle 4 is pulled out until the gate 4 is not blocked to descend, a handle 8 on the opening and closing valve cover is manually rotated to drive the valve rod 2 to rotate, so that the valve 4 moves downwards to enter the inner bottom of the valve body to achieve the purpose of water stopping, at the time, water in the valve body is not pressurized, the fastening bolts of the opening and closing valve cover 3 and the valve body 15, at the moment, the flashboard 4 is left in the valve body, the opening and closing valve cover 3 is taken down, the fixed valve cover 9 and the valve body are screwed by bolts again, the pulling plate bracket 5 and the water baffle 13 are taken down, the sealing cover 12 is installed again, the water stopping procedure is completed, the aim of preventing water burglary is achieved, and if the opening and closing valve cover 3 matched with the opening and closing valve cover is not available, the valve cannot be opened for water flowing.
When the valve is reopened, the fixed valve cover 9 is removed again, the valve rod 2 of the open-close valve cover 3 is aligned with the screw hole of the gate plate nut 1 on the gate plate 4 in the valve body 15, the open-close valve cover 3 is rotated to make the valve rod 2 screwed into the gate plate nut 1 in the gate plate 4, then the open-close valve cover 3 is connected with the valve body 15 and fastened by fastening bolt, then the sealing cover 12 is removed, the water baffle 13 is put into the baffle inlet, the pull plate bracket 5 and the stretching screw 7 are reinstalled by using 4 bolt holes of the fixed sealing cover 12, and connected with the water baffle 13 by the U-shaped connection 6, the stretching screw 7 is slightly rotated to make the water baffle 13 move forward and stop through the rubber seal ring 11 in the valve body 15, namely, the gate plate 4 is not blocked to be lifted out, then the handle 8 is rotated, the valve rod rotates to drive the gate plate 4 to move upwards, so that the, the water pressure in the valve body is consistent with that of the pipeline. And then the stretching screw 7 is rotated to push the water baffle 13 into the valve body 15 completely, and the water baffle 13 and the rubber seal ring 11 are tightly pressed under the action of water pressure, so that the water stopping purpose is achieved. Then the pulling plate bracket 5 is detached, the sealing cover 12 is installed, the opening-closing valve cover 3 is taken down, the fixed valve cover 9 is screwed with the valve body by bolts, at the moment, the flashboard 4 is not arranged in the valve body, and the valve returns to a normal water-passing state.
The utility model discloses simple structure, convenient operation compares with prior art, has following advantage:
1. the water theft prevention valve is light in weight and convenient to install, the weight of the water theft prevention valve is only half of that of a common valve, and lifting equipment is not needed, so that the water theft prevention valve can be lifted and installed manually;
2. the water theft prevention performance is good, the common hand wheel valve and the self-locking valve which are used at present can be obtained everywhere due to the self-locking key, and the valve can be opened very conveniently by a user after water cut off, the valve can be opened only by being provided with the special opening and closing valve cover, and the water theft prevention performance is very good;
3. the valve has the advantages that the manufacturing cost is low, the valve body is not provided with flashboards, lead screws and other accessories, the material is greatly reduced compared with a common gate valve, the manufacturing cost is greatly reduced, the cost is reduced by about more than 40%, the installation quantity of the valve can be reduced by installing the opening and closing valve cover, the valve can be used for pipeline design requirements, the valve must be installed for maintenance, the valve is not used for a long time, the valve can be closed or opened in a planned way by installing the valve, a large amount of funds are saved, and the social and economic benefits are.

Claims (4)

1. The water theft prevention valve comprises a valve body, a flange plate, a flashboard and a valve cover, wherein the valve cover is fixed on the valve body through bolts, and is characterized in that the valve body (15) is arranged on a pipeline through assembly holes on the flange plates (14) at two ends, a water baffle plate (13) with one end extending out of the valve body (15) is transversely arranged in the upper part of the valve body (15), a sealing cover (12) is arranged on the valve body (15) extending out of the water baffle plate (13) of the valve body (15) through bolts, a sealing ring (11) is respectively arranged in a sealing groove on the inner wall of the valve body (15) on the upper surface and the lower surface of the water baffle plate (13) contacting with the valve body (15), the sealing ring (10) is fixed in the valve body (15) through screws, and the sealing ring (11) is fixed in the sealing groove on the inner wall;
the valve gap is including opening and close valve gap (3) and fixed valve gap (9), under normal conditions, fixed valve gap (9) are fixed on valve body (15) through fixing bolt, when opening or closing the valve, will open and close valve gap (3) and fix on valve body (15), open and close valve gap (3) are the flat birdcage form of inside hollow, open and close valve gap (3) inside vertically valve rod (2) and flashboard (4) of being equipped with, valve rod (2) upper end is stretched out and is opened and close valve gap (3) and handle (8) fixed connection, be equipped with the screw thread on valve rod (2) the internal portion of valve gap (3) global, and be in the same place with flashboard (4) fixed connection through flashboard nut (1) on flashboard (4).
2. The anti-theft water valve according to claim 1, characterized in that the shutter plate (4) and the shutter plate nut (1) are of an integral structure, the shutter plate (4) is an oval flat plate body, a steel bracket is arranged in the oval flat plate body, and the shutter plate nut (1) is internally provided with threads which are matched with the threads on the valve rod (2).
3. The anti-theft water valve according to claim 1, characterized in that the lower end of the valve stem (2) extends out of the lower end of the shutter (4), and when the shutter (4) is fully positioned in the valve body (15), the lower end of the valve stem (2) is positioned in the shutter nut (1).
4. The anti-theft water valve according to claim 1, wherein the sealing ring (11) is a ring made of rubber.
CN202021567678.5U 2020-08-01 2020-08-01 Water theft prevention valve Active CN212318920U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021567678.5U CN212318920U (en) 2020-08-01 2020-08-01 Water theft prevention valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021567678.5U CN212318920U (en) 2020-08-01 2020-08-01 Water theft prevention valve

Publications (1)

Publication Number Publication Date
CN212318920U true CN212318920U (en) 2021-01-08

Family

ID=74035873

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021567678.5U Active CN212318920U (en) 2020-08-01 2020-08-01 Water theft prevention valve

Country Status (1)

Country Link
CN (1) CN212318920U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111734868A (en) * 2020-08-01 2020-10-02 开封市供水总公司 anti-theft water valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111734868A (en) * 2020-08-01 2020-10-02 开封市供水总公司 anti-theft water valve
CN111734868B (en) * 2020-08-01 2025-03-14 开封市供水总公司 Anti-theft water valve

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