CN111637238A - Valve with pressure relief assembly - Google Patents
Valve with pressure relief assembly Download PDFInfo
- Publication number
- CN111637238A CN111637238A CN202010528414.7A CN202010528414A CN111637238A CN 111637238 A CN111637238 A CN 111637238A CN 202010528414 A CN202010528414 A CN 202010528414A CN 111637238 A CN111637238 A CN 111637238A
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- valve body
- block
- valve
- pressure relief
- groove
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- 229910001018 Cast iron Inorganic materials 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
Images
Classifications
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0209—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor the valve having a particular passage, e.g. provided with a filter, throttle or safety device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
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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
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
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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
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating 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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0254—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor being operated by particular means
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/16—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together
- F16K3/20—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the seats
- F16K3/202—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with special arrangements for separating the sealing faces or for pressing them together by movement of the seats by movement of toggle links
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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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
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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
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
- F16K31/504—Mechanical actuating means with screw-spindle or internally threaded actuating means the actuating means being rotable, rising, and having internal threads which co-operate with threads on the outside of the valve body
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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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0058—Optical means, e.g. light transmission, observation ports
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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
- F16K43/00—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose
- F16K43/001—Auxiliary closure means in valves, which in case of repair, e.g. rewashering, of the valve, can take over the function of the normal closure means; Devices for temporary replacement of parts of valves for the same purpose an auxiliary valve being actuated independently of the main valve
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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
- F16K47/04—Means in valves for absorbing fluid energy for decreasing pressure or noise level, the throttle being incorporated in the closure member
Abstract
The invention relates to the field of valves, in particular to a valve with a pressure relief assembly, which comprises a valve body, a connecting mechanism, a pressure relief mechanism, a closing mechanism, a filtering mechanism, a locking mechanism and a collision mechanism, wherein the connecting mechanism is arranged on the valve body; the convenient water source of connection through coupling mechanism is carried, simultaneously at pressure relief mechanism's effect, make the water source pressure of outside transport weaken, be favorable to preventing that water pressure from causing the damage of user's pipeline and equipment too greatly, under closing mechanism's effect, be favorable to controlling the water source break-make of carrying, make things convenient for subsequent maintenance and change, be favorable to preventing closing mechanism to damage under the effect of conflict mechanism simultaneously, it is insecure to cause the closure, it is extravagant to make the water source flow, filter the water source of carrying through filter mechanism, be favorable to making the inside debris of rivers block, prevent to cause user's pipeline to block up after flowing out, can make blocked mechanical system action when clearing up simultaneously, thereby make pressure relief mechanism conflict shutting, be favorable to preventing rivers and flow out, cause the inconvenience of maintenance.
Description
Technical Field
The invention relates to the field of valves, in particular to a valve with a pressure relief assembly.
Background
Valves are accessories for pipes used to open and close the pipe, control flow direction, regulate and control parameters of the transport medium. According to the function, the valve can be divided into a shut-off valve, a check valve, a regulating valve and the like, wherein the valve is a control part in a fluid conveying system and has the functions of stopping, regulating, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. The valves used in fluid control systems range from the simplest shut-off valves to the most complex valves used in autonomous systems, which are of a wide variety of types and specifications and can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, slurries, oils, liquid metals, and radioactive media. The valves are divided into cast iron valves, cast steel valves, stainless steel valves, chromium molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves and the like according to the materials.
Through the control of valve to the pipeline to convenience of customers water, however, the inside water pressure of pipeline is very big when pipeline water delivery water source, is connected with tiny pipeline by than thicker pipeline and carries out branch water delivery simultaneously most, because water pressure is great when carrying to tributary pipeline inside, causes user's pipeline or domestic equipment damaged very easily, causes personnel's injury.
Disclosure of Invention
To address the problems in the prior art, the present invention provides a valve having a pressure relief assembly.
The technical scheme adopted by the invention for solving the technical problems is as follows: a valve with a pressure relief assembly comprises a valve body, a connecting mechanism, a pressure relief mechanism, a closing mechanism, a filtering mechanism, a locking mechanism and a collision mechanism; the connecting mechanism for fixing the valve body and connecting and dredging the pipeline is arranged outside the valve body for connecting an external pipeline; the pressure relief mechanism for relieving pressure and limiting flow of water flow is arranged in one end of the valve body; the closing mechanism for controlling the connection mechanism to be on-off is arranged in the other end of the valve body; the inner side of the bottom of the other end of the valve body is provided with the collision mechanism for performing collision protection on the closing mechanism; the filtering mechanism for filtering and cleaning sundries in the water flow is arranged at the center of the inside of the valve body; the locking mechanism is used for locking and protecting the pressure relief mechanism and is arranged between the pressure relief mechanism and the filtering mechanism.
Specifically, the connecting mechanism comprises a water inlet pipe, a water outlet pipe, a fixing hole, a first guide groove and a second guide groove, the first guide groove and the second guide groove are respectively arranged in the two ends of the valve body, and the first guide groove is communicated with the second guide groove; install valve body one end lateral wall the inlet tube, install the other end lateral wall of valve body the outlet pipe, just the inlet tube with the outlet pipe passes through first guide slot with second guide slot intercommunication, two are symmetric distribution are seted up at one side top of valve body the fixed orifices.
Specifically, the pressure relief mechanism comprises a glass plate, a piston and a compression spring, the piston is arranged in one end of the valve body, one end of the piston is communicated with the water inlet pipe, and the compression spring is arranged at the other end of the piston; the piston spring is connected with the compression spring in a sliding mode and is connected with the interior of the valve body, and the top side of the piston is communicated with the first guide groove; the diameter of the piston is larger than the inner diameters of the first guide groove and the water inlet pipe.
Specifically, the closing mechanism comprises a rotary table, a first screw rod, a fixed block, a rubber block and a groove, the fixed block is mounted at the top of the other end of the valve body, and the bottom of the first screw rod penetrates through the fixed block and extends to the inside of the valve body; the top of the first screw rod is provided with the turntable, and the bottom of the first screw rod is in threaded connection with the fixed block and the interior of the valve body; the rubber block is arranged on the inner side of the top of the other end of the valve body and is in sliding connection with the inside of the valve body; the bottom side of the interior of the valve body is provided with the groove, and the groove is communicated with the second guide groove; the inner side of the top of the rubber block is rotatably connected with the bottom of the first screw rod, and the area of the bottom of the rubber block is smaller than the inner area of the groove.
Specifically, the abutting mechanism comprises a top block, a telescopic spring, a connecting rod, a movable chamber, a sliding block and a second screw rod, the top block is mounted on the inner side of the bottom of the other end of the valve body, and the telescopic spring is mounted on the outer side of the bottom of the top block; the top of the top block extends to the inside of the groove, and the top block is connected with the inside of the valve in a sliding mode through the telescopic spring; the movable chamber is arranged on the inner side of the bottom of the other end of the valve body, and the bottom of the ejector block is communicated with the inside of the movable chamber; the connecting rod is arranged in the movable chamber, and the top of the connecting rod is rotatably connected with the bottom of the top block; the sliding block is connected with the bottom side in the movable chamber in a sliding mode, and the bottom of the connecting rod is connected with the top of the sliding block in a rotating mode; the second lead screw with the inside threaded connection of slider, the one end of second lead screw run through in the slider with the inside rotation of valve body is connected, the other end of second lead screw run through in the slider extends to the other end outside of valve body.
Specifically, the filtering mechanism comprises a filtering net, a bottom cover and a handle, the filtering net is installed at the center of the interior of the valve body, and the filtering net is longitudinally connected with the interior of the valve body in a sliding manner; the other end of the first guide groove is communicated with the inner side of the top of the filter screen, and the other end of the second guide groove is communicated with the side wall of the filter screen; the bottom cover is in threaded connection with the bottom side of one end of the valve body, and the top of the bottom cover is rotatably connected with the bottom of the filter screen; the bottom of bottom is installed the handle, just be greater than between the bottom the diameter of filter screen.
Specifically, the locking mechanism comprises a clamping groove, a return spring, a mandril, a movable groove, a resisting spring and a push rod, the movable groove is arranged on the inner side of the bottom of one end of the valve body, and the clamping groove is arranged on the bottom side of the piston; the ejector rod is arranged inside the valve body, and the reset spring is arranged outside the ejector rod; the top of the ejector rod is arranged at the bottom of the clamping groove, the bottom of the ejector rod extends into the searching movable groove, and the ejector rod is connected with the interior of the valve in a sliding mode through the return spring; the push rod is arranged on the inner side of the bottom of the valve body, one end of the push rod is abutted against the side wall of the bottom cover, and the other end of the push rod extends into the movable groove; the top side of the other end of the push rod is of an arc-shaped structure, the bottom of the ejector rod is of an arc-shaped structure, the other end of the push rod is provided with the conflict spring, the push rod passes through the conflict spring and the valve body is in sliding connection, and the bottom of the ejector rod is in conflict with the top side of the other end of the push rod.
The invention has the beneficial effects that:
(1) the valve with the pressure relief assembly is connected with an external pipeline through the connecting mechanism, so that a water source is conveniently conveyed, and meanwhile, the pressure of the externally conveyed water source is weakened through the action of the pressure relief mechanism, so that the valve is beneficial to preventing the pipeline and equipment of a user from being damaged due to too large water pressure, namely: through two fixed orificess at valve body one side both ends, thereby conveniently carry out through the bolt and carry out the demountable connection installation with outside wall body and support, make things convenient for subsequent maintenance and change, through the intercommunication of inlet tube with outside water pipe, thereby it is inside to make the water source get into the outlet pipe through first guide slot and second guide slot, and carry to outside pipe use by the outlet pipe, after the water source passes through the inlet tube and gets into inside the valve body, water pressure can extrude the piston and break away from under compression spring's the effect and remove, thereby make first guide slot and inlet tube intercommunication, conveniently carry the water source pressure of coming and weaken, the effect of pressure release has been played, then carry out through the outlet pipe, effectually prevent that outside pipeline is damaged because of hydraulic extrusion, simultaneously through the glass board in the valve body outside, be favorable to surveing the inside water source flow condition.
(2) The valve with the pressure relief assembly is beneficial to controlling the on-off of a conveyed water source and facilitating subsequent maintenance and replacement under the action of the closing mechanism, and meanwhile, the valve is beneficial to preventing the closing mechanism from being damaged under the action of the abutting mechanism, so that the valve is not firmly closed, and the water source flows out and is wasted, namely: through rotating the carousel, thereby make the carousel drive first lead screw and rotate, when first lead screw rotates with fixed block and the inside screw thread of valve body, can make first lead screw conflict rubber block gliding, make the rubber block to the inside jam of second guide slot, and make rubber block bottom and the inside conflict of recess, make the unable circulation of rivers, be favorable to conveniently to the maintenance and the change of outside pipeline, when the rubber block uses for a long time and has wearing and tearing, rubber block bottom is relaxed with the inside conflict of recess, make the inside rivers of second guide slot can pass through, cause the inseparable phenomenon of closure, through the one end of rotating the second lead screw, thereby make second lead screw drive slider remove, the slider slides and drives the connecting rod jack-up that makes progress, make the kicking block break away from under expanding spring's the effect, thereby make the rubber block can be sealed to the inside jam of second guide slot, make the unable circulation of.
(3) According to the valve with the pressure relief assembly, the water source conveyed is filtered through the filtering mechanism, so that sundries in water flow can be blocked, the blockage of a user pipeline caused by outflow is prevented, meanwhile, the locking mechanism can be actuated during cleaning, the pressure relief mechanism is blocked, the outflow of the water flow is prevented, and the inconvenience in maintenance is caused, namely: inside the first guide slot of rivers got into the filter screen, make the inside debris of rivers filter and block under the effect of filter screen, make the water source after carrying cleaner, prevent the jam of outside pipeline and equipment simultaneously, when rotating the top cap, the top cap breaks away from with the valve body, then pull the top cap through the handle, thereby make the filter screen take out, conveniently clear up the inside debris of filter screen, can not cause secondary pollution when convenient follow-up filtration to rotate the gliding at the top cap and can break away from with push rod one end, make the push rod remove and contradict the bottom of ejector pin and rise under the effect of conflict spring, thereby make the top of ejector pin and the inside conflict shutting of draw-in groove, when the filter screen takes out, the piston can not remove and open, make rivers unable flow, be favorable to the staff to conveniently clear up the filter screen.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of an overall structure of a preferred embodiment of a valve with a pressure relief assembly according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the connection mechanism and the pressure relief mechanism shown in FIG. 2;
FIG. 4 is an enlarged view of the portion B shown in FIG. 3;
fig. 5 is an enlarged schematic view of the portion C shown in fig. 3.
In the figure: 1. the valve body, 2, a connecting mechanism, 21, a water inlet pipe, 22, a water outlet pipe, 23, a fixing hole, 24, a first guide groove, 25, a second guide groove, 3, a pressure relief mechanism, 31, a glass plate, 32, a piston, 33, a compression spring, 4, a closing mechanism, 41, a rotary table, 42, a first screw rod, 43, a fixing block, 44, a rubber block, 45, a groove, 5, a filtering mechanism, 51, a filter screen, 52, a bottom cover, 53, a handle, 6, a locking mechanism, 61, a clamping groove, 62, a return spring, 63, a push rod, 64, a movable groove, 65, an abutting spring, 66, a push rod, 7, an abutting mechanism, 71, a top block, 72, an expansion spring, 73, a connecting rod, 74, a movable chamber, 75, a sliding block, 76 and a second screw rod.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the valve with a pressure relief assembly according to the present invention comprises a valve body 1, a connecting mechanism 2, a pressure relief mechanism 3, a closing mechanism 4, a filtering mechanism 5, a locking mechanism 6 and an interference mechanism 7; the connecting mechanism 2 for fixing the valve body 1 and connecting and dredging pipelines is arranged outside the valve body 1 for connecting external pipelines; the pressure relief mechanism 3 for relieving pressure and limiting flow of water flow is arranged in one end of the valve body 1; the closing mechanism 4 for controlling the connection mechanism 2 to be on-off is arranged in the other end of the valve body 1; the collision mechanism 7 for performing collision protection on the closing mechanism 4 is installed on the inner side of the bottom of the other end of the valve body 1; the filtering mechanism 5 for filtering and cleaning impurities in the water flow is arranged at the center of the interior of the valve body 1; and a locking mechanism 6 for locking and protecting the pressure relief mechanism 3 is arranged between the pressure relief mechanism 3 and the filtering mechanism 5.
Specifically, the connecting mechanism 2 comprises a water inlet pipe 21, a water outlet pipe 22, a fixing hole 23, a first guide groove 24 and a second guide groove 25, the first guide groove 24 and the second guide groove 25 are respectively arranged in the two ends of the valve body 1, and the first guide groove 24 is communicated with the second guide groove 25; install 1 one end lateral wall of valve body inlet tube 21, install the other end lateral wall of valve body 1 outlet pipe 22, just inlet tube 21 with outlet pipe 22 passes through first guide slot 24 with second guide slot 25 intercommunication, two have been seted up at one side top of valve body 1 and have been symmetric distribution fixed orifices 23, through two at 1 one side both ends of valve body fixed orifices 23 to conveniently carry out through the bolt and carry out detachable connections installation with outside wall body and support, make things convenient for subsequent maintenance and change, through the intercommunication of inlet tube 21 and outside water pipe, thereby make the water source pass through first guide slot 24 with second guide slot 25 gets into inside outlet pipe 22, and by outlet pipe 22 carries to outside pipe use.
Specifically, the pressure relief mechanism 3 comprises a glass plate 31, a piston 32 and a compression spring 33, the piston 32 is installed inside one end of the valve body 1, one end of the piston 32 is communicated with the water inlet pipe 21, and the compression spring 33 is installed at the other end of the piston 32; the piston 32 is connected with the inside of the valve body 1 in a sliding way, the compression spring 33 is connected with the top side of the piston 32, and the top side of the piston is communicated with the first guide groove 24; piston 32's diameter is greater than first guide slot 24 with the inside diameter of inlet tube 21 passes through as the water source inlet tube 21 gets into 1 inside back of valve body, water pressure can extrude piston 32 breaks away from remove under compression spring 33's the effect, thereby makes first guide slot 24 with inlet tube 21 intercommunication, the water source pressure of conveniently carrying to come weakens, has played the effect of pressure release, then passes through outlet pipe 22 carries away, and the effectual outside pipeline that prevents is damaged because of hydraulic extrusion, simultaneously passes through the glass board 31 in the 1 outside of valve body is favorable to the right piston 32 with the condition is surveyd in the water source flow of 1 inside of valve body.
Specifically, the closing mechanism 4 comprises a rotating disc 41, a first screw rod 42, a fixed block 43, a rubber block 44 and a groove 45, the fixed block 43 is mounted at the top of the other end of the valve body 1, and the bottom of the first screw rod 42 penetrates through the fixed block 43 and extends to the inside of the valve body 1; the top of the first screw rod 42 is provided with the rotating disc 41, and the bottom of the first screw rod 42 is in threaded connection with the fixed block 43 and the interior of the valve body 1; the rubber block 44 is arranged on the inner side of the top of the other end of the valve body 1, and the rubber block 44 is connected with the inside of the valve body 1 in a sliding manner; the groove 45 is formed in the bottom side of the interior of the valve body 1, and the groove 45 is communicated with the second guide groove 25; the top of block rubber 44 inboard with first lead screw 42 bottom is rotated and is connected, the bottom area of block rubber 44 is less than the inside area of recess 45 is through rotating carousel 41 to make carousel 41 drive first lead screw 42 rotates, first lead screw 42 with fixed block 43 with during the rotation of 1 internal thread of valve body, can make first lead screw 42 contradicts block rubber 44 gliding makes block rubber 44 is right the inside jam of second guide slot 25, and makes block rubber 44 bottom with the inside conflict of recess 45 makes the unable circulation of rivers is favorable to convenient maintenance and the change to outside pipeline.
Specifically, the abutting mechanism 7 comprises a top block 71, a telescopic spring 72, a connecting rod 73, a movable chamber 74, a sliding block 75 and a second screw rod 76, the top block 71 is mounted on the inner side of the bottom of the other end of the valve body 1, and the telescopic spring 72 is mounted on the outer side of the bottom of the top block 71; the top of the top block 71 extends to the inside of the groove 45, and the top block 71 is slidably connected with the inside of the valve through the telescopic spring 72; the movable chamber 74 is arranged on the inner side of the bottom of the other end of the valve body 1, and the bottom of the top block 71 is communicated with the interior of the movable chamber 74; the connecting rod 73 is arranged in the movable chamber 74, and the top of the connecting rod 73 is rotatably connected with the bottom of the top block 71; the slide block 75 is connected with the bottom side inside the movable chamber 74 in a sliding manner, and the bottom of the connecting rod 73 is connected with the top of the slide block 75 in a rotating manner; the second lead screw 76 is connected with the inner thread of the sliding block 75, one end of the second lead screw 76 penetrates through the sliding block 75 to be connected with the inner part of the valve body 1 in a rotating manner, the other end of the second lead screw 76 penetrates through the sliding block 75 to extend to the outer side of the other end of the valve body 1, when the rubber block 44 is worn after being used for a long time, the bottom of the rubber block 44 is in contact with the inner part of the groove 45 loosely, water flow in the second guide groove 25 can pass through the groove, the phenomenon of closeness is caused, the second lead screw 76 drives the sliding block 75 to move by rotating one end of the second lead screw 76, the sliding block 75 drives the connecting rod 73 to be jacked upwards, the jacking block 71 is enabled to get rid of the effect of the expansion spring 72 and then upwards contact with the rubber block 44, and the rubber block 44 can block and seal the inner part of the second guide groove 25, the water flow is not circulated.
Specifically, the filtering mechanism 5 comprises a filtering net 51, a bottom cover 52 and a handle 53, the filtering net 51 is installed at the center of the interior of the valve body 1, and the filtering net 51 is longitudinally connected with the interior of the valve body 1 in a sliding manner; the other end of the first guide groove 24 is communicated with the inner side of the top of the filter screen 51, and the other end of the second guide groove 25 is communicated with the side wall of the filter screen 51; the bottom cover 52 is in threaded connection with the bottom side of one end of the valve body 1, and the top of the bottom cover 52 is rotatably connected with the bottom of the filter screen 51; install bottom 52 the handle 53, just be greater than between the bottom 52 the diameter of filter screen 51, rivers pass through first guide slot 24 gets into inside the filter screen 51 make the inside debris of rivers filter and block under the effect of filter screen 51, make the water source after carrying cleaner, prevent the jam of outside pipeline and equipment simultaneously, when rotating during the top cap, the top cap with valve body 1 breaks away from, then passes through handle 53 pulling the top cap to make filter screen 51 takes out, and is convenient right the inside debris of filter screen 51 clear up, can not cause secondary pollution when convenient follow-up filtration.
Specifically, the locking mechanism 6 comprises a clamping groove 61, a return spring 62, a push rod 63, a movable groove 64, a counter spring 65 and a push rod 66, the movable groove 64 is arranged on the inner side of the bottom of one end of the valve body 1, and the clamping groove 61 is arranged on the bottom side of the piston 32; the ejector rod 63 is arranged inside the valve body 1, and the reset spring 62 is arranged outside the ejector rod 63; the top of the ejector rod 63 is arranged at the bottom of the clamping groove 61, the bottom of the ejector rod 63 extends into the searching movable groove 64, and the ejector rod 63 is connected with the interior of the valve in a sliding manner through the return spring 62; the push rod 66 is installed on the inner side of the bottom of the valve body 1, one end of the push rod 66 is abutted against the side wall of the bottom cover 52, and the other end of the push rod 66 extends into the movable groove 64; push rod 66 other end top side is the arc structure, the bottom of ejector pin 63 is the arc structure, install the other end of push rod 66 conflict spring 65, push rod 66 passes through conflict spring 65 with the inside sliding connection of valve body 1, just the bottom of ejector pin 63 with the other end top side of push rod 66 contradicts when the top cap rotates the gliding can with push rod 66 one end breaks away from it makes under conflict spring 65's the effect push rod 66 removes and right the bottom of ejector pin 63 is contradicted and is risen, thereby makes the top of ejector pin 63 with the inside lock of contradicting of draw-in groove 61 works as when filter screen 51 takes out, piston 32 can not remove and open, makes rivers unable flow, is favorable to the staff to conveniently clearing up filter screen 51.
When in use, firstly, the water source can be detachably connected and installed with an external wall body and a support through bolts through the two fixing holes 23 at the two ends of one side of the valve body 1, and subsequent maintenance and replacement are facilitated, the water source can enter the water outlet pipe 22 through the first guide groove 24 and the second guide groove 25 through the communication between the water inlet pipe 21 and an external water pipe, and is conveyed to an external pipeline through the water outlet pipe 22 for use, when the water source enters the valve body 1 through the water inlet pipe 21, the water pressure can extrude the piston 32 to move under the action of breaking away from the compression spring 33, so that the first guide groove 24 is communicated with the water inlet pipe 21, the pressure of the conveyed water source is weakened conveniently, the pressure relief effect is achieved, then the water is conveyed out through the water outlet pipe 22, the external pipeline is effectively prevented from being damaged due to the extrusion of the water pressure, meanwhile, the glass plate 31 outside the valve body 1 is used, by rotating the rotating disc 41, the rotating disc 41 drives the first lead screw 42 to rotate, when the first lead screw 42, the fixed block 43 and the internal thread of the valve body 1 rotate, the first lead screw 42 can be abutted against the rubber block 44 to slide downwards, the rubber block 44 can block the internal part of the second guide groove 25, the bottom of the rubber block 44 is abutted against the internal part of the groove 45, water flow cannot circulate, and maintenance and replacement of external pipelines are facilitated, when the rubber block 44 is worn due to long-term use, the bottom of the rubber block 44 is abutted against the internal part of the groove 45 loosely, water flow in the internal part of the second guide groove 25 can pass through, so that the phenomenon of untight closing is caused, by rotating one end of the second lead screw 76, the second lead screw 76 drives the sliding block 75 to move, the sliding block 75 slides to drive the connecting rod 73 to jack upwards, so that the jacking block 71 is disengaged from the action of the telescopic spring 72 and abutted against the rubber block 44 upwards, the water flow can not circulate, the water flow enters the filter screen 51 through the first guide groove 24, impurities in the water flow are filtered and blocked under the action of the filter screen 51, the water source after being conveyed is cleaner, and simultaneously prevents the blockage of external pipelines and equipment, when the top cover is rotated, the top cover is separated from the valve body 1, then the top cover is pulled by the handle 53, so that the filter screen 51 is drawn out, the sundries in the filter screen 51 are convenient to clean, the secondary pollution is avoided during the subsequent filtration, when the top cover rotates and slides downwards, the top cover can be separated from one end of the push rod 66, the push rod 66 moves under the action of the abutting spring 65 and abuts against and rises the bottom of the top rod 63, so that the top of the post rod 63 is pressed against and locked with the inside of the catching groove 61, and when the filter net 51 is drawn out, the piston 32 cannot be moved to be opened, so that water flow cannot flow, and the filter screen 51 is convenient to clean by workers.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A valve having a pressure relief assembly, comprising: comprises a valve body (1), a connecting mechanism (2), a pressure relief mechanism (3), a closing mechanism (4), a filtering mechanism (5), a locking mechanism (6) and a collision mechanism (7); the connecting mechanism (2) for fixing the valve body (1) and connecting and dredging pipelines is arranged outside the valve body (1) for connecting external pipelines; the pressure relief mechanism (3) for relieving pressure and limiting flow of water flow is arranged in one end of the valve body (1); the closing mechanism (4) for controlling the connection mechanism (2) to be switched on and off is arranged in the other end of the valve body (1); the inner side of the bottom of the other end of the valve body (1) is provided with the collision mechanism (7) for performing collision protection on the closing mechanism (4); the filtering mechanism (5) for filtering and cleaning impurities in the water flow is arranged at the center of the interior of the valve body (1); the locking mechanism (6) is arranged between the pressure relief mechanism (3) and the filtering mechanism (5) and used for locking and protecting the pressure relief mechanism (3).
2. A valve having a pressure relief assembly as claimed in claim 1, wherein: the connecting mechanism (2) comprises a water inlet pipe (21), a water outlet pipe (22), a fixing hole (23), a first guide groove (24) and a second guide groove (25), the first guide groove (24) and the second guide groove (25) are respectively arranged in the two ends of the valve body (1), and the first guide groove (24) is communicated with the second guide groove (25); install valve body (1) one end lateral wall inlet tube (21), install the other end lateral wall of valve body (1) outlet pipe (22), just inlet tube (21) with outlet pipe (22) pass through first guide slot (24) with second guide slot (25) intercommunication, two have been seted up at one side top of valve body (1) and have been symmetrically distributed fixed orifices (23).
3. A valve having a pressure relief assembly as claimed in claim 2, wherein: the pressure relief mechanism (3) comprises a glass plate (31), a piston (32) and a compression spring (33), the piston (32) is installed inside one end of the valve body (1), one end of the piston (32) is communicated with the water inlet pipe (21), and the compression spring (33) is installed at the other end of the piston (32); the piston (32) is connected with the compression spring (33) in a sliding way with the interior of the valve body (1), and the top side of the piston (32) is communicated with the first guide groove (24); the diameter of the piston (32) is larger than the inner diameters of the first guide groove (24) and the water inlet pipe (21).
4. A valve having a pressure relief assembly as claimed in claim 3, wherein: the closing mechanism (4) comprises a rotary table (41), a first screw rod (42), a fixed block (43), a rubber block (44) and a groove (45), the fixed block (43) is mounted at the top of the other end of the valve body (1), and the bottom of the first screw rod (42) penetrates through the fixed block (43) and extends to the inside of the valve body (1); the top of the first screw rod (42) is provided with the turntable (41), and the bottom of the first screw rod (42) is in threaded connection with the fixed block (43) and the interior of the valve body (1); the rubber block (44) is mounted on the inner side of the top of the other end of the valve body (1), and the rubber block (44) is connected with the interior of the valve body (1) in a sliding mode; the groove (45) is formed in the bottom side of the interior of the valve body (1), and the groove (45) is communicated with the second guide groove (25); the inner side of the top of the rubber block (44) is rotatably connected with the bottom of the first screw rod (42), and the area of the bottom of the rubber block (44) is smaller than the inner area of the groove (45).
5. The valve of claim 4, wherein: the collision mechanism (7) comprises a top block (71), a telescopic spring (72), a connecting rod (73), a movable chamber (74), a sliding block (75) and a second screw rod (76), the top block (71) is installed on the inner side of the bottom of the other end of the valve body (1), and the telescopic spring (72) is installed on the outer side of the bottom of the top block (71); the top of the top block (71) extends to the inside of the groove (45), and the top block (71) is in sliding connection with the inside of the valve through the telescopic spring (72); the movable chamber (74) is arranged on the inner side of the bottom of the other end of the valve body (1), and the bottom of the ejector block (71) is communicated with the interior of the movable chamber (74); the connecting rod (73) is arranged in the movable chamber (74), and the top of the connecting rod (73) is rotatably connected with the bottom of the top block (71); the sliding block (75) is connected with the bottom side inside the movable chamber (74) in a sliding mode, and the bottom of the connecting rod (73) is connected with the top of the sliding block (75) in a rotating mode; the second screw rod (76) is in threaded connection with the inside of the sliding block (75), one end of the second screw rod (76) penetrates through the sliding block (75) and is connected with the inside of the valve body (1) in a rotating mode, and the other end of the second screw rod (76) penetrates through the sliding block (75) and extends to the outer side of the other end of the valve body (1).
6. The valve of claim 5, wherein: the filter mechanism (5) comprises a filter screen (51), a bottom cover (52) and a handle (53), the filter screen (51) is installed at the center of the interior of the valve body (1), and the filter screen (51) is longitudinally connected with the interior of the valve body (1) in a sliding manner; the other end of the first guide groove (24) is communicated with the inner side of the top of the filter screen (51), and the other end of the second guide groove (25) is communicated with the side wall of the filter screen (51); the bottom cover (52) is in threaded connection with the bottom side of one end of the valve body (1), and the top of the bottom cover (52) is rotatably connected with the bottom of the filter screen (51); the handle (53) is installed at the bottom of the bottom cover (52), and the diameter between the bottom cover (52) is larger than that of the filter screen (51).
7. The valve of claim 6, wherein: the locking mechanism (6) comprises a clamping groove (61), a return spring (62), a push rod (63), a movable groove (64), a butting spring (65) and a push rod (66), the movable groove (64) is arranged on the inner side of the bottom of one end of the valve body (1), and the clamping groove (61) is arranged on the bottom side of the piston (32); the ejector rod (63) is arranged inside the valve body (1), and the reset spring (62) is arranged outside the ejector rod (63); the top of the ejector rod (63) is arranged at the bottom of the clamping groove (61), the bottom of the ejector rod (63) extends into the searching movable groove (64), and the ejector rod (63) is connected with the interior of the valve in a sliding mode through the return spring (62); the push rod (66) is installed on the inner side of the bottom of the valve body (1), one end of the push rod (66) is abutted against the side wall of the bottom cover (52), and the other end of the push rod (66) extends into the movable groove (64); push rod (66) other end top side is the arc structure, the bottom of ejector pin (63) is the arc structure, install the other end of push rod (66) conflict spring (65), push rod (66) pass through conflict spring (65) with valve body (1) inside sliding connection, just the bottom of ejector pin (63) with the other end top side of push rod (66) is contradicted.
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| CN202010528414.7A CN111637238B (en) | 2020-06-11 | 2020-06-11 | Valve with pressure relief assembly |
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| CN202010528414.7A CN111637238B (en) | 2020-06-11 | 2020-06-11 | Valve with pressure relief assembly |
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| CN111637238B CN111637238B (en) | 2021-11-09 |
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| CN115961906A (en) * | 2022-12-15 | 2023-04-14 | 江苏雄越石油机械设备制造有限公司 | Extra-high voltage wellhead device |
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| CN117759751A (en) * | 2024-02-22 | 2024-03-26 | 江苏乐科节能科技股份有限公司 | leakage-proof pressure regulating valve |
| CN117685408B (en) * | 2024-02-04 | 2024-04-26 | 江苏乐科节能科技股份有限公司 | Air-vent valve convenient to clearance |
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| CN111637238B (en) | 2021-11-09 |
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