CN113819252A - Water-flow overload impact-proof water delivery pipe stop valve device - Google Patents
Water-flow overload impact-proof water delivery pipe stop valve device Download PDFInfo
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- CN113819252A CN113819252A CN202111405304.2A CN202111405304A CN113819252A CN 113819252 A CN113819252 A CN 113819252A CN 202111405304 A CN202111405304 A CN 202111405304A CN 113819252 A CN113819252 A CN 113819252A
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- water
- impact
- valve body
- valve
- pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0218—Butterfly valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
- F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
Abstract
The invention relates to the technical field of valve bodies and discloses a water pipe stop valve device for preventing water flow and overload impact. This water supply pipe stop valve device of water current overload impact strikes through rivers synchronous impact and presses the clamp plate, and it slides on the slide bar to drive the activity axle center then to press the clamp plate, drives fixed block and axostylus axostyle motion immediately according to the clamp plate, and the axostylus axostyle drives the catch bar immediately and promotes the disc and rises, promotes the disc and then upwards compresses reset spring, and the promotion disc drives the cable and rises in step then to realize the elimination to the impulsive force, inside the protection valve body.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a water pipe stop valve device for preventing water flow overload impact.
Background
In life, a pipeline and a valve can not be opened for water treatment equipment forever, the water hammer effect generally exists in the pipeline when the valve is closed, the water hammer effect means that the inner wall of a pipe is smooth and water flows freely in the pipe, when the opened valve is closed suddenly, the water flow generates pressure on the valve and the pipe wall, mainly the valve, and due to the smooth pipe wall, the follow-up water flow quickly reaches the maximum under the action of inertia and generates a destructive effect, namely the water hammer effect in the water conservancy.
And through set up piston buffer gear on the side near valve conduit among the prior art, perhaps set up multichannel reposition of redundant personnel water course and cushion, although can cushion to the rivers effort of pipe wall impact all around, the effect is unsatisfactory, a water hammer effect remove device that the patent publication is CN112283486A proposes through setting up multichannel return bend in the pipeline outside, in order to eliminate "water hammer effect", although can realize the purpose, these too much return bend designs can cause water to be detained, influence the pipeline and go out water.
Therefore, in order to solve the problems, a water pipe stop valve device for preventing water flow overload impact is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the water pipe stop valve device for preventing water flow overload impact, which has the advantages of eliminating the water hammer effect and protecting a pipeline valve.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a water supply pipe stop valve device that water current carried impact, includes the valve body, the top of valve body is provided with the handle, the handle is rectangular handle form, the inboard of handle is connected with the handle axle center, the inboard in handle axle center is connected with the dish that blocks water, it is the circumference form to block water the dish, the dish that blocks water is pegged graft in the inside of valve body, runs through the inner chamber of valve body, the inside movable mounting that blocks water the dish has the blade that blocks water, the internally mounted who blocks water the blade has the circumference hinge, the blade that blocks water is provided with two sets ofly, the circumference hinge is pegged graft between two sets of blades that block water, forms the rotatable mechanism that blocks water of closing together one.
Preferably, the outside of valve body is connected with the inlet tube, the external water pipe of inlet tube intercommunication, be provided with the installation valve on the inlet tube, the inboard intercommunication of inlet tube has reposition of redundant personnel passageway and tesla valve, the tesla valve is pegged graft at the central point of inlet tube and is put, reposition of redundant personnel passageway intercommunication is in the upper and lower both sides of tesla valve, the inside of tesla valve is provided with the straight-flow pipe of valve body, the straight-flow pipe of valve body is straight passageway, the inside of tesla valve is provided with the valve body circulation pipe, the valve body circulation pipe is the arc form of buckling for the inside water impact of buffering tesla valve.
Preferably, the inside of valve body and the outside that is located the reposition of redundant personnel passageway are provided with the secondary and strike the mouth, the inboard that the secondary strikes the mouth is connected with the impingement plate, the impingement plate is parallel horizontal plate, the impingement plate blocks the water impact of secondary impact mouth department, the inboard of impingement plate is connected with the telescopic link, the telescopic link can carry out length and stretch out and draw back, be connected with flexible axle center on the telescopic link, the outside in flexible axle center is connected with the bracing piece, the bracing piece is provided with two sets of that are the symmetry form to flexible axle center is the symmetry basic point, the sliding block has been cup jointed on the telescopic link for the activity on the telescopic link, secondary impact mouth department has seted up secondary and has strikeed the passageway and the secondary circles round, secondary strikes the passageway position and is higher than the secondary and circles round the passageway and all be the form of buckling with the secondary.
Preferably, the outer side of the flow dividing channel is provided with a buffering water channel which is U-shaped and used for buffering water flow impact.
Preferably, the reposition of redundant personnel passageway both ends are provided with presses the clamp plate, press the clamp plate to be rectangular panel form, the both ends of pressing the clamp plate are connected with movable axle center, be provided with the slide bar on the movable axle center, movable axle center cup joints on the slide bar for the slip of activity axle center on the slide bar, install the fixed block on the clamp plate, the outside of fixed block is connected with the axostylus axostyle, the axostylus axostyle is provided with two sets of that are the symmetry form.
The end of the shaft lever far away from the fixed block is connected with a push rod, a push disc is connected above the push rod, a reset spring is connected above the push disc, the push disc is in a circumferential shape, a pull cable is wound on the outer surface of the push disc, a rotating disc is connected to the outer side of the pull cable, the rotating disc is provided with two groups which are symmetrical by taking the push disc as a base point, the pull cable is connected with the push disc and the two groups of rotating discs, the moving stability of the push disc is realized, and the end heads of the two ends of the pull cable are connected with fixed plates.
Preferably, the secondary strikes mouth is connected to secondary impact passageway one end, and one end is connected at the buffering water course for the secondary of rivers circles round, the secondary is strikeed mouthful to secondary passageway one end connection that circles round, and one end is connected the reposition of redundant personnel passageway for the secondary of rivers circles round, buffers the rivers impact force.
The technical scheme of the invention has the following advantages:
1. the handle is screwed, the handle immediately drives the axis of the handle to rotate, the axis of the handle immediately drives the water blocking disc to rotate, the circumferential hinge inside the water blocking disc immediately rotates, then the two groups of water blocking blades are driven to fold, the water blocking blades are closed, the valve water channel is closed, water flow is blocked, and the purpose of quickly closing the valve body is achieved.
2. According to the water pipe stop valve device for preventing water flow overload impact, when water flow enters a Tesla valve, the water flow immediately passes through a valve body straight-flow pipe and a valve body circulating pipe inside the Tesla valve, when the water flow enters the valve body circulating pipe, impact of the water flow is eliminated through circulating flow inside the valve body circulating pipe, so that impact force of the water flow entering the valve body is reduced, the valve body is protected, meanwhile, on the basis of the Tesla valve principle, the water flow entering the Tesla valve cannot flow back again, and damage to the Tesla valve is avoided.
3. The water pipe stop valve device for preventing water flow overload impact impacts a secondary impact port, a buffer water channel and a pressing plate by rotating water flow, the impact plate at the secondary impact port impacts a telescopic rod, the telescopic rod is then stretched and bent, a sliding block sleeved on the telescopic rod is then slid on the telescopic rod, the sliding block then pulls a support rod connected with the sliding block to move, the support rod then moves by taking a telescopic shaft center as a base point, the impact plate contracts to buffer the instantaneous impact force of the water flow, the redundant impact water flow passes through the secondary impact channel and a secondary rotation channel, the water flow passing through the secondary impact channel reaches the buffer water channel, the water flow passing through the secondary rotation channel reaches a diversion channel to divert the water flow, the impact force of the water flow is eliminated, the buffer water channel is U-shaped, and the water flow can be bent and buffered, the impact force of water flow is eliminated, and the valve body is protected.
4. This water-flow overload impact prevention's raceway stop valve device, strike the clamp plate through rivers in step, the clamp plate then drives movable axle center and slides on the slide bar, the clamp plate drives fixed block and axostylus axostyle motion immediately, the axostylus axostyle drives the catch bar immediately and promotes the disc and rises, promote the disc then to the top compression reset spring, the promotion disc then drives the cable and rises in step, through the displacement buffering of clamp plate, thereby realize the elimination to the impulsive force, inside the protection valve body.
Drawings
Fig. 1 is a schematic perspective view of a water pipe shutoff valve device for preventing water flow overload impact according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a water flow direction in a second embodiment of the water pipe shutoff valve device for preventing water flow overload impact provided by the present invention;
fig. 3 is a schematic side view of the water blocking disk of fig. 2 in a first embodiment of a water pipe shutoff valve device for preventing water flow overload impact according to the present invention;
fig. 4 is a schematic diagram illustrating a movement state of the water blocking disc in fig. 3 according to an embodiment of the water pipe shutoff valve device for preventing water flow overload impact provided by the present invention;
fig. 5 is a schematic view illustrating a flow direction of a tesla valve in a second embodiment of the water pipe shutoff valve device for preventing water flow overload impact according to the present invention;
fig. 6 is a schematic view illustrating a flow direction of water in a third embodiment of the water pipe shutoff valve device for preventing water flow overload impact according to the present invention;
fig. 7 is a schematic flow direction diagram of a water flow impact secondary impact port in a third embodiment of the water pipe stop valve device for preventing water flow overload impact provided by the invention;
fig. 8 is a schematic view of a water flow impact pressing plate in a fourth embodiment of the water conduit shutoff valve device for preventing water flow overload impact according to the present invention;
fig. 9 is a schematic diagram of a movement state of fig. 8 in a fourth embodiment of the water pipe shutoff valve device for preventing water flow overload impact according to the present invention.
In the figure: 1. a valve body; 2. a grip; 3. the axis of the grip; 4. a water blocking tray; 5. a water blocking blade; 6. a circumferential hinge; 7. a water inlet pipe; 71. installing a valve; 72. a flow dividing channel; 73. a Tesla valve; 731. a valve body straight flow pipe; 732. a valve body circulation pipe; 8. a secondary impact port; 81. an impact plate; 82. a telescopic rod; 83. a telescopic shaft center; 84. a support bar; 85. a slider; 86. a secondary impact channel; 87. a secondary convolute channel; 9. a buffer water channel; 10. a pressing plate; 101. a movable axis; 102. a slide bar; 103. a fixed block; 104. a shaft lever; 105. a push rod; 106. pushing the disc; 107. a return spring; 108. a cable; 109. rotating the disc; 110. and (7) fixing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 and 3-4, a water conduit stop valve device for preventing water flow overload impact includes a valve body 1, a handle 2 is disposed at the top end of the valve body 1, the handle 2 is in a strip shape, the inner side of the handle 2 is connected with a handle axis 3, the inner side of the handle axis 3 is connected with a water blocking disc 4, the water blocking disc 4 is in a circumferential shape, the water blocking disc 4 is inserted into the valve body 1 and penetrates through the inner cavity of the valve body 1, water blocking blades 5 are movably mounted inside the water blocking disc 4, circumferential hinges 6 are mounted inside the water blocking blades 5, the water blocking blades 5 are provided with two groups, and the circumferential hinges 6 are inserted between the two groups of water blocking blades 5 to form a rotatable closed water blocking mechanism.
By twisting the handle 2, the handle 2 immediately drives the handle axis 3 to rotate, the handle axis 3 immediately drives the water blocking disc 4 to rotate, the circumferential hinge 6 inside the water blocking disc 4 immediately rotates, then the two groups of water blocking blades 5 are driven to fold, the water blocking blades 5 are closed, the valve water channel is closed, water flow is blocked, and the purpose of quickly closing the valve body 1 is achieved.
Example two
Please refer to fig. 2 and 5, a conduit pipe stop valve device for preventing water flow overload impact, comprising a valve body 1, a handle 2 is arranged at the top end of the valve body 1, the handle 2 is in a strip handle shape, the inner side of the handle 2 is connected with a handle axis 3, the inner side of the handle axis 3 is connected with a water blocking disc 4, the water blocking disc 4 is in a circumference shape, the water blocking disc 4 is inserted in the valve body 1, an inner cavity penetrating through the valve body 1, water blocking blades 5 are movably arranged in the water blocking disc 4, circumferential hinges 6 are arranged in the water blocking blades 5, the water blocking blades 5 are provided with two groups, the circumferential hinges 6 are inserted between the two groups of water blocking blades 5, and a rotatable closed water blocking mechanism is formed.
The outside of valve body 1 is connected with inlet tube 7, inlet tube 7 communicates external water pipe, be provided with installation valve 71 on the inlet tube 7, the inboard intercommunication of inlet tube 7 has reposition of redundant personnel passageway 72 and tesla valve 73, tesla valve 73 is pegged graft at the central point of inlet tube 7 and is put, reposition of redundant personnel passageway 72 intercommunication is in the upper and lower both sides of tesla valve 73, the inside of tesla valve 73 is provided with valve body straight-flow pipe 731, valve body straight-flow pipe 731 is straight passageway, the inside of tesla valve 73 is provided with valve body circulation pipe 732, valve body circulation pipe 732 is the arc form of buckling, be used for buffering tesla valve 73 inside water impact.
When water flows into the tesla valve 73, the water flows through the valve body straight-flow pipe 731 and the valve body circulating pipe 732 inside the tesla valve 73, when the water flows into the valve body circulating pipe 732, impact of the water flows is eliminated through circulating flow inside the valve body circulating pipe 732, so that impact force of the water flows into the valve body 1 is reduced, the valve body 1 is protected, and meanwhile, based on the principle of the tesla valve 73, the water flows entering the tesla valve 73 cannot flow back again, and damage to the tesla valve 73 is caused.
EXAMPLE III
Referring to fig. 6-7, a water pipe stop valve device for preventing water flow through load impact comprises a valve body 1, a handle 2 is arranged at the top end of the valve body 1, the handle 2 is in a strip handle shape, the inner side of the handle 2 is connected with a handle axis 3, the inner side of the handle axis 3 is connected with a water blocking disc 4, the water blocking disc 4 is in a circumferential shape, the water blocking disc 4 is inserted into the valve body 1, and penetrates through an inner cavity of the valve body 1, water blocking blades 5 are movably arranged inside the water blocking disc 4, circumferential hinges 6 are arranged inside the water blocking blades 5, the water blocking blades 5 are provided with two groups, the circumferential hinges 6 are inserted between the two groups of water blocking blades 5, and a rotatable closed water blocking mechanism is formed.
The outside of valve body 1 is connected with inlet tube 7, inlet tube 7 communicates external water pipe, be provided with installation valve 71 on the inlet tube 7, the inboard intercommunication of inlet tube 7 has reposition of redundant personnel passageway 72 and tesla valve 73, tesla valve 73 is pegged graft at the central point of inlet tube 7 and is put, reposition of redundant personnel passageway 72 intercommunication is in the upper and lower both sides of tesla valve 73, the inside of tesla valve 73 is provided with valve body straight-flow pipe 731, valve body straight-flow pipe 731 is straight passageway, the inside of tesla valve 73 is provided with valve body circulation pipe 732, valve body circulation pipe 732 is the arc form of buckling, be used for buffering tesla valve 73 inside water impact.
The inside of the valve body 1 and the outside of the diversion channel 72 are provided with a secondary impact port 8, the inside of the secondary impact port 8 is connected with an impact plate 81, the impact plate 81 is a parallel horizontal plate and blocks the water flow impact at the secondary impact port 8, the inside of the impact plate 81 is connected with a telescopic rod 82, the telescopic rod 82 can be extended and contracted in length, the telescopic rod 82 is connected with a telescopic shaft center 83, the outside of the telescopic shaft center 83 is connected with two groups of support rods 84, the support rods 84 are symmetrically arranged, the telescopic shaft center 83 is taken as a symmetrical base point, the telescopic rod 82 is sleeved with a sliding block 85 for moving on the telescopic rod 82, the secondary impact port 8 is provided with a secondary impact channel 86 and a secondary convolution channel 87, the position of the secondary impact channel 86 is higher than the secondary convolution channel 87, the secondary impact channel 86 and the secondary convolution channel 87 are both bent, and the outside of the diversion channel 72 is provided with a buffer water channel 9, the buffer water channel 9 is U-shaped and used for buffering water flow impact.
The impact plate 81 at the position of the secondary impact port 8 is impacted through the water flow back rotation, namely the impact secondary impact port 8, the buffer water channel 9 and the pressing plate 10, the impact plate 81 impacts the telescopic rod 82, the telescopic rod 82 is immediately stretched and bent, the sliding block 85 sleeved on the telescopic rod is immediately slid on the telescopic rod, the sliding block 85 then pulls the supporting rod 84 connected with the sliding block to move, the supporting rod 84 immediately moves by taking the telescopic shaft center 83 as a base point, the impact plate 81 contracts to buffer the instantaneous impact force of the water flow, the redundant impact water flow immediately passes through the secondary impact channel 86 and the secondary convolution channel 87, the water flow passing through the secondary impact channel 86 immediately reaches the buffer water channel 9, the water flow passing through the secondary convolution channel 87 immediately reaches the diversion channel 72 to divert the water flow, the impact force of the water flow is eliminated, the buffer water channel 9 is U-shaped, and the water flow can be bent and buffered, the impact force of water flow is eliminated, and the valve body 1 is protected.
Example four
Referring to fig. 8-9, a water pipe stop valve device for preventing water flow and overload impact comprises a valve body 1, a handle 2 is arranged at the top end of the valve body 1, the handle 2 is in a strip handle shape, the inner side of the handle 2 is connected with a handle axis 3, the inner side of the handle axis 3 is connected with a water blocking disc 4, the water blocking disc 4 is in a circumferential shape, the water blocking disc 4 is inserted into the valve body 1 and penetrates through the inner cavity of the valve body 1, water blocking blades 5 are movably arranged inside the water blocking disc 4, circumferential hinges 6 are arranged inside the water blocking blades 5, the water blocking blades 5 are provided with two groups, the circumferential hinges 6 are inserted between the two groups of water blocking blades 5, and a rotatable closed water blocking mechanism is formed.
The outside of valve body 1 is connected with inlet tube 7, inlet tube 7 communicates external water pipe, be provided with installation valve 71 on the inlet tube 7, the inboard intercommunication of inlet tube 7 has reposition of redundant personnel passageway 72 and tesla valve 73, tesla valve 73 is pegged graft at the central point of inlet tube 7 and is put, reposition of redundant personnel passageway 72 intercommunication is in the upper and lower both sides of tesla valve 73, the inside of tesla valve 73 is provided with valve body straight-flow pipe 731, valve body straight-flow pipe 731 is straight passageway, the inside of tesla valve 73 is provided with valve body circulation pipe 732, valve body circulation pipe 732 is the arc form of buckling, be used for buffering tesla valve 73 inside water impact.
The two ends of the flow distribution channel 72 are provided with pressing plates 10, the pressing plates 10 are in a long plate shape, the two ends of the pressing plates 10 are connected with movable axes 101, sliding rods 102 are arranged on the movable axes 101, the movable axes 101 are sleeved on the sliding rods 102 and used for sliding of the movable axes 101 on the sliding rods 102, fixed blocks 103 are installed on the pressing plates 10, the outer sides of the fixed blocks 103 are connected with shaft rods 104, and the shaft rods 104 are symmetrically arranged in two groups.
One end of the shaft rod 104, which is far away from the fixed block 103, is connected with a push rod 105, a push disc 106 is connected above the push rod 105, a return spring 107 is connected above the push disc 106, the push disc 106 is in a circumferential shape, a pull cable 108 is wound on the outer surface of the push rod 106, a rotating disc 109 is connected to the outer side of the pull cable 108, two groups of the rotating discs 109 which are symmetrical by taking the push disc 106 as a base point are arranged on the rotating disc 109, the pull cable 108 is connected with the push disc 106 and the two groups of the rotating discs 109, the stability of the movement of the push disc 106 is realized, and the end heads of the two ends of the pull cable 108 are connected with a fixed plate 110.
The secondary strikes mouth 8 is connected to secondary impact passageway 86 one end, and one end is connected at buffering water course 9 for the secondary of rivers circles round, and secondary circle round passageway 87 one end is connected secondary and is strikeed mouthful 8, and reposition of redundant personnel passageway 72 is connected to one end for the secondary of rivers circles round, buffers the rivers impact force.
The working principle is as follows: when the water-blocking valve is used, the water inlet pipe 7 is communicated with the external water channel, when the valve needs to be closed, a worker holds the handle 2 and twists the handle 2, the handle 2 immediately drives the handle axis 3 to rotate, the handle axis 3 immediately drives the water-blocking disc 4 to rotate, the circumferential hinge 6 inside the water-blocking disc 4 immediately rotates, then the two groups of water-blocking blades 5 are driven to be folded, and the water-blocking blades 5 are closed (see the change from 3 to 4), so that the valve water channel is closed, water flow is blocked, and the purpose of quickly closing the valve body 1 is achieved.
Meanwhile, when the water inlet pipe 7 is communicated with the external water channel, the water flow direction is from the water inlet pipe 7 to the diversion channel 72 and the tesla valve 73, when the water flow enters the tesla valve 73, the water flow immediately passes through the valve body straight flow pipe 731 and the valve body circulation pipe 732 inside the tesla valve 73, (the tesla valve 73 is a one-way conduction air flow valve invented by the famous american scientist nigula tesla. tesla, has no moving parts, can realize the one-way conduction of the air flow without inputting the energy of the method, and is a one-way liquid (gas) flow valve), when the water flow enters the valve body circulation pipe 732, the circulation inside the valve body circulation pipe 732 is used for eliminating the impact of the water flow, so as to reduce the impact force of the water flow entering the valve body 1 and protect the valve body 1, and meanwhile, based on the principle of the tesla valve 73, the water flow entering the tesla valve 73 can not flow back again, and the tesla valve 73 is damaged.
The specific water flow direction is indicated by the black arrows in fig. 2 and 5.
After the water flow passes through the diversion channel 72 and the tesla valve 73 is blocked by the water blocking disk 4, the water flow flows back, and a 'water hammer effect' is generated instantaneously, and the water flow whirls. The specific water flow directions described below are indicated by the "gray" arrows in FIG. 2.
The water flows back to the rotary flow, namely impacts the secondary impact port 8, the buffer water channel 9 and the pressing plate 10, impacts the impact plate 81 at the secondary impact port 8, the impact plate 81 impacts the telescopic rod 82, the telescopic rod 82 is immediately telescopic and bent, the sliding block 85 sleeved on the telescopic rod is immediately slid on the telescopic rod, the sliding block 85 then pulls the supporting rod 84 connected with the sliding block to move, the supporting rod 84 immediately moves by taking the telescopic shaft center 83 as a base point, the impact plate 81 contracts so as to buffer the instantaneous impact force of the water flow, the redundant impact water flow immediately passes through the secondary impact channel 86 and the secondary rotary channel 87, the water flow passing through the secondary impact channel 86 immediately reaches the buffer water channel 9, the water flow passing through the secondary rotary channel 87 immediately reaches the flow distribution channel 72 so as to distribute the water flow, the impact force of the water flow is eliminated, the buffer water channel 9 is U-shaped, the water flow can be bent and buffered, and the impact force of the water flow is eliminated, protecting the valve body 1.
The water flow synchronously impacts the pressing plate 10, the pressing plate 10 then drives the movable shaft center 101 to slide on the sliding rod 102, the pressing plate 10 then drives the fixing block 103 and the shaft rod 104 to move, the shaft rod 104 then drives the push rod 105 and the push disc 106 to ascend, the push disc 106 then upwards compresses the return spring 107, the push disc 106 then drives the inhaul cable 108 to synchronously ascend, and the displacement of the pressing plate 10 is buffered, so that the impact force is eliminated, and the interior of the valve body 1 is protected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A water delivery pipe stop valve device for preventing water flow overload impact is characterized by comprising:
valve body (1), the top of valve body (1) is provided with handle (2), handle (2) are rectangular handle form, the inboard of handle (2) is connected with handle axle center (3), the inboard of handle axle center (3) is connected with and blocks water dish (4), it is the circumference form to block water dish (4), block water dish (4) and peg graft in the inside of valve body (1), run through the inner chamber of valve body (1), the inside movable mounting that blocks water dish (4) has blade (5) that blocks water, the internally mounted who blocks water blade (5) has circumference hinge (6), it is provided with two sets ofly to block water blade (5), circumference hinge (6) are pegged graft between two sets of blade (5) that block water, form the rotatable mechanism that blocks water that closes together one.
2. The water pipe shutoff valve assembly according to claim 1, further comprising: the outer side of the valve body (1) is connected with a water inlet pipe (7), the water inlet pipe (7) is communicated with an external water pipe, an installation valve (71) is arranged on the water inlet pipe (7), the inner side of the water inlet pipe (7) is communicated with a diversion channel (72) and a Tesla valve (73), the Tesla valve (73) is inserted in the center of the water inlet pipe (7), and the diversion channel (72) is communicated with the upper side and the lower side of the Tesla valve (73);
the inside of tesla valve (73) is provided with valve body direct current pipe (731), valve body direct current pipe (731) are straight passageway, the inside of tesla valve (73) is provided with valve body circulation pipe (732), valve body circulation pipe (732) are the arc form of buckling for the inside rivers impact of buffering tesla valve (73).
3. The water pipe shutoff valve assembly according to claim 1, further comprising: a secondary impact port (8) is formed in the valve body (1) and located on the outer side of the flow dividing channel (72), an impact plate (81) is connected to the inner side of the secondary impact port (8), the impact plate (81) is a parallel horizontal plate, the impact plate (81) blocks water flow impact at the secondary impact port (8), a telescopic rod (82) is connected to the inner side of the impact plate (81), and the telescopic rod (82) can stretch and retract in length;
the telescopic rod (82) is connected with a telescopic shaft center (83), the outer side of the telescopic shaft center (83) is connected with support rods (84), the two groups of the support rods (84) are symmetrically arranged, the telescopic shaft center (83) is taken as a symmetrical base point, and the telescopic rod (82) is sleeved with a sliding block (85) for moving on the telescopic rod (82);
the secondary impact port (8) is provided with a secondary impact channel (86) and a secondary convolution channel (87), the secondary impact channel (86) is higher than the secondary convolution channel (87), and both the secondary impact channel (86) and the secondary convolution channel (87) are bent.
4. The water pipe shutoff valve device for preventing water flow overload impact according to claim 2, wherein: buffering water course (9) have been seted up in the outside of reposition of redundant personnel passageway (72), buffering water course (9) are the U word form for buffer water flow strikes.
5. The water pipe shutoff valve device for preventing water flow overload impact according to claim 2, wherein: pressing plates (10) are arranged at two ends of the flow dividing channel (72), the pressing plates (10) are in a long plate shape, two ends of each pressing plate (10) are connected with movable axes (101), sliding rods (102) are arranged on the movable axes (101), the movable axes (101) are sleeved on the sliding rods (102) and used for sliding the movable axes (101) on the sliding rods (102), a fixing block (103) is mounted on each pressing plate (10), shaft rods (104) are connected to the outer sides of the fixing blocks (103), and two symmetrical groups of the shaft rods (104) are arranged;
the device is characterized in that one end, far away from the fixed block (103), of the shaft lever (104) is connected with a push rod (105), a push disc (106) is connected above the push rod (105), a reset spring (107) is connected above the push disc (106), the push disc (106) is in a circumferential shape, a pull cable (108) is wound on the outer surface of the push rod, a rotating disc (109) is connected to the outer side of the pull cable (108), the rotating disc (109) is provided with two groups which are symmetrical by taking the push disc (106) as a base point, the pull cable (108) is connected with the push disc (106) and the two groups of rotating discs (109), the stability of movement of the push disc (106) is achieved, and the two end heads of the pull cable (108) are connected with fixing plates (110).
6. The water pipe shutoff valve assembly according to claim 3, wherein: secondary impact mouth (8) are connected to secondary impact passageway (86) one end, and one end is connected at buffering water course (9) for the secondary of rivers circles round, secondary impact mouth (8) are connected to secondary passageway (87) one end of circling round, and reposition of redundant personnel passageway (72) are connected to one end for the secondary of rivers circles round, buffers the rivers impact force.
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| CN202111405304.2A CN113819252B (en) | 2021-11-24 | 2021-11-24 | Water-flow overload impact-proof water delivery pipe stop valve device |
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| CN113819252B (en) | 2022-04-05 |
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