CN203641566U - Split cutoff valve - Google Patents

Split cutoff valve Download PDF

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Publication number
CN203641566U
CN203641566U CN201320641720.7U CN201320641720U CN203641566U CN 203641566 U CN203641566 U CN 203641566U CN 201320641720 U CN201320641720 U CN 201320641720U CN 203641566 U CN203641566 U CN 203641566U
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CN
China
Prior art keywords
pipe
valve
ball sealer
mounting pipe
valve rod
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Expired - Fee Related
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CN201320641720.7U
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Chinese (zh)
Inventor
王卫东
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Individual
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Individual
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Priority to CN201320641720.7U priority Critical patent/CN203641566U/en
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Publication of CN203641566U publication Critical patent/CN203641566U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a split cutoff valve which comprises a valve rod, a valve body and a seal ball, wherein the valve body comprises a four-way pipe and an interception dam; the four-way pipe comprises a water inlet pipe, a water outlet pipe, a first mounting pipe and a second mounting pipe; the interception dam comprises a first baffle and a second baffle; a plug for sealing a pipe opening, far away from one end of the first mounting pipe, of the second mounting pipe is arranged at the pipe opening, and a spring is connected between the plug and the seal ball; a fastener is nested outside a valve rod, and an outer edge is arranged at the top of the fastener; the outer wall of the valve rod is in threaded connection with the inner wall of the fastener, and the outer wall of the fastener is in threaded connection with the inner wall of the first mounting pipe; the end surface of the valve rod is in contact with the seal ball. After the valve rod leaves from the seal ball, the spring is used for bouncing up the seal ball and tightly pressing the seal ball at an opening of the interception dam to seal the opening of the interception dam; when the fastener is replaced, a valve of a main water pipe does not need to be switched off, so that the situation that all branches cannot supply water is avoided.

Description

Split type water interception valve
Technical field
The utility model relates to water interception valve field, in particular to split type water interception valve.
Background technique
In correlation technique, water interception valve generally adopts the structure shown in Fig. 1, comprises handwheel 101, valve rod 102 and valve body.Wherein, valve body comprises the three-way pipe that intake pipe 110, outlet pipe 107 and mounting pipe 105 form, and the valve seat that forms of front screen 109 and backboard 106, and intake pipe 110 and outlet pipe 107 are communicated with by valve seat.Handwheel 101 connects valve rod 102, the outer nested buckle 104 of valve rod 102, and the top of buckle 104 is provided with outer edge 103.The outer wall of valve rod 102 is connected with the inner thread of buckle, and the outer wall of buckle is connected with the inner thread of mounting pipe 105, and valve rod 102 connects sealing gasket 108 away from the bottom of handwheel 101, and sealing gasket 108 matches with the opening of valve seat.
The working principle of above-mentioned water interception valve is: by handwheel 101 rotary valve rods 102, make the outer edge 103 of buckle be close to the mouth of pipe place of mounting pipe 105, thereby prevent that the current in valve body are excessive; And make sealing gasket 108 block the opening of valve seat, thereby intake pipe 110 and outlet pipe 107 are blocked.
The deficiency of above-mentioned water interception valve is: in the time that buckle damage need to be changed, whole valve rod 102 must be extracted out, now also can be by related extraction for the sealing gasket 108 of shutoff opening, and then cause all states in being communicated with outside of intake pipe 110, outlet pipe 107 and mounting pipe 105, can spray water.Therefore, in the time changing buckle, in order to prevent water interception valve water spray, need to close the valve of trunk roads water pipe, now can make the water pipe (comprising intake pipe 110 and outlet pipe 107 above) of all branch roads all cannot supply water.
Model utility content
The purpose of this utility model is to provide split type water interception valve, to solve the above problems.
Split type water interception valve is provided in embodiment of the present utility model, has comprised valve rod, valve body and ball sealer; Valve body comprises the four-way pipe of intake pipe, outlet pipe, the first mounting pipe and the second mounting pipe composition, and the valve seat of the first plate washer and the second plate washer composition.
Wherein, the first mounting pipe and the second mounting pipe are oppositely arranged; The first plate washer is connected with the bottom of the first mounting pipe, and the second plate washer is connected with the top of the second mounting pipe; The first mounting pipe and the second mounting pipe are by the open communication of valve seat; Outlet pipe and intake pipe are by the open communication of valve seat; The second mounting pipe is provided with the plug of this ferrule away from the mouth of pipe of one end of the first mounting pipe, between plug and ball sealer, is connected with spring.
The nested buckle in outside of valve rod, the top of buckle is provided with outer edge; The outer wall of valve rod is connected with the inner thread of buckle, and the outer wall of buckle is connected with the inner thread of the first mounting pipe; The end face that valve rod is placed in one end of the inside of valve body can contact with ball sealer, and ball sealer is connected with spring away from a side of valve rod; Valve rod leaves after ball sealer, and spring is upspring ball sealer and is pressed on the opening of valve seat, by the opening sealing of valve seat.
The split type water interception valve of the utility model above-described embodiment, in the time changing buckle, does not need to close the valve of trunk roads water pipe, thereby can not cause all branch roads all cannot supply water.Its specific works process is as follows.
Rotary valve rod, makes to be buckled in the first mounting pipe and screws, and makes the outer edge of buckle be close to the mouth of pipe place of the first mounting pipe, and now, the current in valve body are closed in can be not excessive in pipe.Next, continue rotary valve rod, make valve rod be positioned at the end contact ball sealer of one end of valve body, and oppress ball sealer and make its opening away from valve seat, thereby make to reserve gap between Metal Ball and the opening of valve seat, thereby outlet pipe is communicated with outlet pipe.In said process, the spring relative with valve rod also can compress by sealed ball, thus storage of potential energy.
In the time need to blocking being communicated with of outlet pipe and intake pipe, contrary with above-mentioned sense of rotation, rotary valve rod, make valve rod away from ball sealer until valve rod no longer contacts with ball sealer, now spring can discharge the potential energy having stored, thereby ball sealer is upspring, and be pressed on the opening of valve seat, now, ball sealer is by the opening sealing of valve seat, thus blocking-up outlet pipe and intake pipe, therefore both can make intake pipe be isolated from the outside, can make again intake pipe supply water to outlet pipe, thereby while avoiding removing the operation such as buckle, valve rod part, outlet pipe is outwards sprayed water.As can be seen here, changing when buckle, do not need to close the valve of trunk roads water pipe, make the intake pipe direction can normal water supply.
In the time that the buckle damage of above-mentioned split type water interception valve need to be changed, do not need to close the valve of trunk roads water pipe, operating method is: rotary valve rod, until ball sealer is by the opening sealing of valve seat, continue again rotary valve rod, until valve rod entirety is extracted out from the first mounting pipe, to change buckle.Extracting out in the process of valve rod, because ball sealer is not connected with valve rod, thereby ball sealer can be by related extraction, thereby can continue the opening of seal valve seat.
Accompanying drawing explanation
The structural representation of a kind of split type water interception valve providing in correlation technique is provided Fig. 1;
Fig. 2 shows the structural representation of the split type water interception valve that embodiment of the present utility model provides.
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Following examples provide a kind of split type water interception valve, and as shown in Figure 2, its concrete structure is:
Comprise valve rod 202, valve body and ball sealer 213; Valve body comprises the four-way pipe that outlet pipe 214, intake pipe 207, the first mounting pipe 205 and the second mounting pipe 209 form, and the valve seat that forms of the first plate washer 208 and the second plate washer 215.
Wherein, the first mounting pipe 205 and the second mounting pipe 209 are oppositely arranged; The first plate washer 208 is connected with the bottom of the first mounting pipe 205, and the second plate washer 215 is connected with the top of the second mounting pipe 209; The first mounting pipe 205 is communicated with by the opening 206 of valve seat with the second mounting pipe 209; Outlet pipe 214 is communicated with by the opening 206 of valve seat with intake pipe 207; The second mounting pipe 209 is provided with the plug of this ferrule 210 away from the mouth of pipe of one end of the first mounting pipe 205, between plug 210 and ball sealer 213, is connected with spring 216.
The nested buckle 204 in outside of valve rod 202, the top of buckle 204 is provided with outer edge 203; The outer wall of valve rod 202 is connected with the inner thread of buckle 204, and the outer wall of buckle 204 is connected with the inner thread of the first mounting pipe 205; The end face that valve rod 202 is placed in one end of the inside of valve body can contact with ball sealer 213, and ball sealer 213 is connected with spring 216 away from a side of valve rod 202; Valve rod 202 leaves after ball sealer 213, and spring 216 is upspring ball sealer 213 and is pressed on opening 206 places of valve seat, and the opening of valve seat 206 is sealed; The centre of sphere of ball sealer 213 is positioned at the opening 206 of valve seat all the time near a side of spring 216.
Split type water interception valve, in the time changing buckle 204, does not need to close the valve of trunk roads water pipe, thereby can not cause all branch roads all cannot supply water above.Its specific works process is as follows.
Rotary valve rod 202 screws buckle 204 in the first mounting pipe 205, and makes the outer edge 203 of buckle 204 be close to the mouth of pipe place of the first mounting pipe 205, and now, the current in valve body are closed in can be not excessive in pipe.Next, continue rotary valve rod 202, make valve rod 202 be positioned at the end contact ball sealer 213 of one end of valve body, and oppress ball sealer 213 and make its opening 206 away from valve seat, thereby make to reserve gap between the opening 206 of Metal Ball and valve seat, thereby outlet pipe 214 is communicated with intake pipe 207.In said process, the spring 216 relative with valve rod 202 also can compress by sealed ball 213, thus storage of potential energy.
In the time need to blocking being communicated with of outlet pipe 214 and intake pipe 207, contrary with above-mentioned sense of rotation, rotary valve rod 202, make valve rod 202 away from ball sealer 213 until valve rod 202 no longer contacts with ball sealer 213, now spring 216 can discharge the potential energy having stored, thereby ball sealer 213 is upspring, and be pressed on opening 206 places of valve seat, now, ball sealer 213 seals the opening of valve seat 206, thereby blocking-up outlet pipe 214 and intake pipe 207, therefore both can make intake pipe 207 be isolated from the outside, can make again intake pipe 207 supply water to outlet pipe 214, thereby avoid removing buckle, when the operation such as valve rod part, outlet pipe 214 is outwards sprayed water.As can be seen here, changing when buckle 204, do not need to close the valve of trunk roads water pipe, thereby make intake pipe 207 directions can normal water supply.
In the time that buckle 204 damages of above-mentioned split type water interception valve need to be changed, do not need to close the valve of trunk roads water pipe, operating method is: rotary valve rod 202, until ball sealer 213 seals the opening of valve seat 206, continuing rotary valve rod 202, until valve rod 202 entirety are extracted out from the first mounting pipe 205, to change buckle 204.Extracting out in the process of valve rod 202, because ball sealer 213 is not connected with valve rod 202, thereby ball sealer 213 can be by related extraction, thereby can continue the opening 206 of seal valve seat.
In addition, ball sealer 213 coordinates together with valve seat realizes sealing, both can adopt various structures to coordinate above, for example: the opening of described valve seat is circular, and the diameter of described ball sealer is greater than the diameter of the opening of described valve seat, the centre of sphere that guarantees ball sealer 213 is positioned at the opening of described valve seat all the time near a side of described spring 216, the object while reaching valve rod fault, valve seat being sealed.
By above-mentioned principle, known " split type water interception valve " of the present utility model possesses split type feature: operation system (comprising valve rod, buckle) is to separate design with cut-off system (comprising valve seat, ball sealer, spring), therefore, in the time of maintenance operation system, can not affect the normal function of cut-off system.
In addition, above-mentioned split type water interception valve can also further improve, to reach more technique effect, as shown in Figure 2, for example:
Preferably, the opening of valve seat is provided with annulus 212; After spring 216 is upspring ball sealer 213, ball sealer 213 is nested in the inside of annulus 212, and the opening of valve seat 206 is sealed.Above annulus 212 coordinates and plays seal action with ball sealer 213, can reduce the structural requirement to the first plate washer 208 and the second plate washer 215, utilizes annulus 212 and ball sealer 213 tangent (formation nested against one another tangent) to play seal action.
Preferably, the opening of valve seat is provided with groove, and annulus 212 is embedded in groove.On the above-mentioned preferred structure basis that annulus 212 is set, groove can also be set on valve seat, and by the inner nested annulus 212, can meet the requirement of sealing, also be convenient for changing annulus 212 simultaneously, in the time that annulus 212 damages need to be changed, only annulus 212 need be taken out in groove.
Preferably, the end face that valve rod 202 can contact with ball sealer 213 is first surface 211, and first surface 211 tilts mutually with the end face of annulus 212.This leaning structure has labour-saving advantage: in the time that valve rod 202 is oppressed ball sealer 213, the direction of the power that ball sealer 213 receives is the end face that favours annulus 212, thereby uses less power can make the ball sealer 213 depart from annulus 212.
Preferably, also comprise handwheel 201, valve rod 202 is connected with handwheel 201 away from one end of ball sealer 213.Adding handwheel 201 facilitates people to operate: by handwheel 201 rotary valve rods 202.
Preferably, outer edge 203 is connected with sealing gasket away from a side of handwheel 201.Adopt this structure can make the mouth of pipe three of outer edge 203, sealing gasket, the first mounting pipe 205 be close to successively, improve the sealing of valve.
Preferably, ball sealer 213 can adopt various material, the Metal Ball that for example hardness is larger or glass marble.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims (8)

1. split type water interception valve, is characterized in that, comprises valve rod, valve body and ball sealer; Described valve body comprises the four-way pipe of intake pipe, outlet pipe, the first mounting pipe and the second mounting pipe composition, and the valve seat of the first plate washer and the second plate washer composition;
Wherein, described the first mounting pipe and described the second mounting pipe are oppositely arranged; Described the first plate washer is connected with the bottom of described the first mounting pipe, and described the second plate washer is connected with the top of described the second mounting pipe; Described the first mounting pipe and described the second mounting pipe are by the open communication of valve seat; Described outlet pipe and described intake pipe are by the open communication of valve seat; Described the second mounting pipe is provided with the plug of this ferrule away from the mouth of pipe of one end of described the first mounting pipe, between described plug and described ball sealer, is connected with spring;
The nested buckle in outside of described valve rod, the top of described buckle is provided with outer edge; The outer wall of described valve rod is connected with the inner thread of buckle, and the outer wall of buckle is connected with the inner thread of the first mounting pipe; The end face that described valve rod is positioned at one end of the inside of described valve body can contact with described ball sealer; Described valve rod leaves after described ball sealer, and described spring is upspring described ball sealer and is pressed on the opening of described valve seat, by the opening sealing of described valve seat.
2. split type water interception valve according to claim 1, is characterized in that, the opening of described valve seat is provided with annulus; After described spring is upspring described ball sealer, described ball sealer is nested in the inside of described annulus, and by the opening sealing of described valve seat.
3. split type water interception valve according to claim 2, is characterized in that, the opening of described valve seat is provided with groove, and described annulus is embedded in described groove.
4. split type water interception valve according to claim 2, is characterized in that, the end face that described valve rod can contact with described ball sealer is first surface, and the end face of described first surface and described annulus tilts mutually.
5. split type water interception valve according to claim 1, is characterized in that, also comprises handwheel, and described valve rod is connected with described handwheel away from one end of described ball sealer.
6. split type water interception valve according to claim 5, is characterized in that, described outer edge is connected with sealing gasket away from a side of described handwheel.
7. split type water interception valve according to claim 1, is characterized in that, described ball sealer is Metal Ball.
8. split type water interception valve according to claim 1, is characterized in that, described ball sealer is glass marble.
CN201320641720.7U 2013-10-17 2013-10-17 Split cutoff valve Expired - Fee Related CN203641566U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320641720.7U CN203641566U (en) 2013-10-17 2013-10-17 Split cutoff valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320641720.7U CN203641566U (en) 2013-10-17 2013-10-17 Split cutoff valve

Publications (1)

Publication Number Publication Date
CN203641566U true CN203641566U (en) 2014-06-11

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320641720.7U Expired - Fee Related CN203641566U (en) 2013-10-17 2013-10-17 Split cutoff valve

Country Status (1)

Country Link
CN (1) CN203641566U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107606185A (en) * 2017-07-26 2018-01-19 盐城润浩密封件科技有限公司 A kind of water tap junction seal
CN108036366A (en) * 2017-12-07 2018-05-15 湖北中瑞天恒节能科技发展有限公司 Energy-saving stove with defencive function
CN112693902A (en) * 2020-12-29 2021-04-23 江西理工大学 Positive-pressure pneumatic conveying system for granular dust

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107606185A (en) * 2017-07-26 2018-01-19 盐城润浩密封件科技有限公司 A kind of water tap junction seal
CN108036366A (en) * 2017-12-07 2018-05-15 湖北中瑞天恒节能科技发展有限公司 Energy-saving stove with defencive function
CN108036366B (en) * 2017-12-07 2019-03-26 湖北中瑞天恒节能科技发展有限公司 Energy-saving stove with defencive function
CN112693902A (en) * 2020-12-29 2021-04-23 江西理工大学 Positive-pressure pneumatic conveying system for granular dust

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140611

Termination date: 20161017