CN205559907U - Automatic controller that reduces pressure of unsteady flow volume - Google Patents
Automatic controller that reduces pressure of unsteady flow volume Download PDFInfo
- Publication number
- CN205559907U CN205559907U CN201620042207.XU CN201620042207U CN205559907U CN 205559907 U CN205559907 U CN 205559907U CN 201620042207 U CN201620042207 U CN 201620042207U CN 205559907 U CN205559907 U CN 205559907U
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- Prior art keywords
- flow
- rate adjustment
- chamber
- piston
- pressure
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic controller that reduces pressure of unsteady flow volume who uses on the pipeline, including the last jar of body, the lower jar of body, inlet tube, the intake antrum divides the water cavity, goes out the water cavity, the outlet pipe, and the flow control chamber, the flow control piston, the flow control pole, the flow control spring, the valve clack, the piston is opened and close to the connecting rod, opens and close regulating spring, opens and close the regulation pole, flow control hole, flow control pipe. Inlet tube and intake antrum communicate with each other, and the intake antrum communicates with each other with dividing the water cavity through the seal port, divide the water cavity to communicate with each other with going out the water cavity through pressure -relief vent and flow control chamber respectively, go out the water cavity and go out water pipe connected, and liquid is partly through the decompression of the flow control piston passage bore constant flow on pressure -relief vent, the flow control piston, and another part is again through flow control hole aperture size unsteady flow volume decompression, realization automatic controller that reduces pressure of unsteady flow volume's the automation function that reduces pressure, the utility model discloses automatic controller that reduces pressure of unsteady flow volume passes through water conservancy self characteristic, adopts mechanical parts, utilizes opening of pressurized equipment or force (forcing) pump to stop and open or close automatically, through the flow with pressure variation and the automatic steady voltage of reducing pressure has the automatic steady voltage of opening, closing, reducing pressure, the flow function of meeting an emergency, simple structure leaks in, and is not unblock, energy -concerving and environment -protective, the dependable performance, the easy manufacturing, it is convenient to overhaul, easy regulation.
Description
One, technical field
This utility model relates to the variable-flow automatic pressure-reducing controller used on a kind of fluid pipeline.
Two, background technology
Currently used variable-flow automatic pressure-reducing controller is inside and outside sliding sleeve, two-stage spring together controls simultaneously, require to slide and can not leak between sleeve, two-stage spring connects complexity, if fouling or generation impurity between gap, parts are easily stuck, impact turns off and Flow-rate adjustment, and structure is complicated, it is not easy to processing, involve great expense.Gap easily produces internal hemorrhage due to trauma, it is impossible to realize energy-conserving and environment-protective.
Three, summary of the invention
The purpose of this utility model is to provide one and utilizes waterpower principle, machine driving, it is achieved automatically switch, flow automatic regulation, and automatic pressure-reducing is simple to manufacture, cheap, easy to adjust, the variable-flow automatic pressure-reducing controller of energy-conserving and environment-protective.
The technical solution adopted in the utility model is: variable-flow automatic pressure-reducing controller includes upper tank body, lower tank, water inlet pipe, outlet pipe, upper tank body has water inlet pipe to communicate with intake antrum, a point water cavity is had to be communicated with intake antrum by seal in lower tank, divide water cavity in water chamber, water cavity side is divided to have the vent leading to water chamber and the Flow-rate adjustment accent leading to Flow-rate adjustment chamber, Flow-rate adjustment cavity wall is provided with flow regulating orifices, Flow-rate adjustment chamber is made to communicate with water chamber, Flow-rate adjustment intracavity has Flow-rate adjustment piston, Flow-rate adjustment piston has longitudinal Flow-rate adjustment piston hole, communicate before Flow-rate adjustment piston hole makes Flow-rate adjustment chamber and bottom Flow-rate adjustment chamber, Flow-rate adjustment spring it is provided with bottom Flow-rate adjustment chamber, Flow-rate adjustment spring is regulated by flow control rod.Seal is arranged above with flap, flap is connected by the keying piston of connecting rod with point water cavity bottom, opens and closes piston and is located in the keying piston cylinder below point water cavity, opens and closes and sets high drive pipe below piston cylinder, keying regulation spring is set, by opening and closing adjusting rod regulation above flap.Water chamber communicates with outlet pipe, and regulating cavity wall bottom Flow-rate adjustment chamber has the Flow-rate adjustment conduit leading to water chamber, Flow-rate adjustment conduit arranges duct valve, can there is certain gap between Flow-rate adjustment cavity wall and Flow-rate adjustment piston, it is to avoid lived by miscellaneous subcard.During work, when pressurized equipment pressurizes, high drive liquid in pipe has enough pressure forces keying piston to be moved upward by the effect of high pressure, flap is promoted to move upward by connecting rod, flap is opened, at this moment liquid enters into intake antrum by water inlet pipe, a point water cavity is entered into again through seal, when the fluid flow entering point water cavity is little, Flow-rate adjustment piston is closed under the effect of Flow-rate adjustment spring pressure, liquid one tunnel: flow to water chamber by vent, another road: flow to water chamber through Flow-rate adjustment conduit again by Flow-rate adjustment piston hole, variable-flow automatic pressure-reducing controller is flowed out through outlet pipe after two-way liquid joint, vent and Flow-rate adjustment piston hole area are little, play constant flow decompressing effect.When water inlet pipe fluid flow increases, in dividing water cavity, fluid flow increases, fluid pressure increases, liquid one tunnel: flow to water chamber by vent, another road: flow to water chamber through Flow-rate adjustment conduit again by Flow-rate adjustment piston hole, 3rd tunnel: the fluid pressure that Flow-rate adjustment piston is increased by point water cavity promotes and moves bottom Flow-rate adjustment chamber, Flow-rate adjustment spring is compressed, fluid pressure and Flow-rate adjustment spring force automatically achieve balance, Flow-rate adjustment hole area increases, fluid flow increases simultaneously, liquid flows to water chamber by flow regulating orifices, variable-flow automatic pressure-reducing controller is flowed out through outlet pipe after three road liquid joint.When water inlet pipe fluid flow reduces, in point water cavity, fluid flow reduces, and pressure reduces accordingly, liquid one tunnel: flow to water chamber by vent, another road: flow to water chamber by Flow-rate adjustment conduit again by Flow-rate adjustment piston hole.3rd tunnel: due to the minimizing of point water cavity pressure, Flow-rate adjustment spring promotes Flow-rate adjustment piston to move to front portion, Flow-rate adjustment chamber, and Flow-rate adjustment hole area reduces, and fluid flow reduces simultaneously, and liquid flows to water chamber by the flow regulating orifices reduced.Three road liquid flow out variable-flow automatic pressure-reducing controller through outlet pipe after water chamber converges.Due to the existence of Flow-rate adjustment piston hole, before and after Flow-rate adjustment piston, pressure reduction will not be excessive, causes Flow-rate adjustment spring to need not excessive elastic force.The relation that liquid is flowed between the fluid flow of water chamber and point water cavity pressure by flow regulating orifices is controlled by flow control rod regulation Flow-rate adjustment spring.Magnitude of pressure differential scalable duct valve before and after Flow-rate adjustment piston controls.When pressurized equipment stops pressurization, high drive pipe pressure disappears relatively, flap is due to by pressure and the pressure inertia of water inlet pipe liquid opening and closing regulation spring, flap, connecting rod, keying piston action of gravity and move downward, flap produces packing effect with seal, variable-flow automatic pressure-reducing controller is closed, and cuts off liquid flowing.The power that flap, connecting rod, keying piston move downward can open and close adjusting rod by regulation and regulate the elastic force control of keying regulation spring.
The utility model has the advantages that:
1, two springs control engaging pressure and variable-flow pressure respectively, it is not easy to break down, easily dimmable control.
2, simple in construction, is easily worked manufacture, reduces cost.
3, internal hemorrhage due to trauma is not produced, energy-conserving and environment-protective,
4, there is not parts stuck phenomenon, fault-free.
5, easily disassembled easy access.
6, machine driving, switchs automatically, automatic pressure-reducing, flow automatic regulation.
Four, accompanying drawing explanation
Accompanying drawing is structural representation of the present utility model
Five, detailed description of the invention
nullAs shown in drawings，Water inlet pipe 3 is had to communicate with intake antrum 5 on upper tank body 1，Point water cavity 13 is had to be communicated with intake antrum 5 by seal 7 in lower tank 2，Divide water cavity 13 in water chamber 9，Water cavity 13 side is divided to have the vent 8 leading to water chamber 9 and the Flow-rate adjustment accent 10 leading to Flow-rate adjustment chamber 12，Flow-rate adjustment cavity wall 19 is provided with flow regulating orifices 11，Flow-rate adjustment chamber 12 is made to communicate with water chamber 9，Flow-rate adjustment piston 15 is had in Flow-rate adjustment chamber 12，Flow-rate adjustment piston 15 has longitudinal Flow-rate adjustment piston hole 16，Before making Flow-rate adjustment chamber 12 and communicate bottom Flow-rate adjustment chamber 12，Flow-rate adjustment spring 17 it is provided with bottom Flow-rate adjustment chamber 12，Flow-rate adjustment spring 17 is regulated by flow control rod 18，Seal 7 is arranged above with flap 6，Flap 6 is connected by the keying piston 24 of connecting rod 14 with point water cavity 13 bottom，Open and close piston 24 to be located in the keying piston cylinder 26 below point water cavity 13，Open and close and set high drive pipe 25 below piston cylinder 26，Keying regulation spring 23 is set above flap 6，Regulated by opening and closing adjusting rod 22.Water chamber 9 communicates with outlet pipe 4, and the Flow-rate adjustment cavity wall 19 bottom Flow-rate adjustment chamber 12 has the Flow-rate adjustment conduit 20 leading to water chamber 9, and Flow-rate adjustment conduit 20 arranges duct valve 21.
nullWhen pressurized equipment pressurizes，In high drive pipe 25 liquid have enough pressure force keying piston 24 moved upward by the effect of high pressure，Flap 6 is promoted to move upward by connecting rod 14，Flap 6 is opened，At this moment liquid enters into intake antrum 5 by water inlet pipe 3，Point water cavity 13 is entered into again through seal 7，When the fluid flow entering point water cavity 13 is little，Fluid pressure is relatively small，Flow-rate adjustment piston 15 is closed under the pressure effect of Flow-rate adjustment spring 17，Liquid one tunnel: flow to water chamber 9 by vent 8，Another road: flow to water chamber 9 through Flow-rate adjustment conduit 20 again by Flow-rate adjustment piston hole 16，Variable-flow automatic pressure-reducing controller is flowed out through outlet pipe 4 after two-way liquid joint，Vent 8 and Flow-rate adjustment piston hole 16 area are little，Play constant flow decompressing effect.When the fluid flow of water inlet pipe 3 increases, in dividing water cavity 13, fluid flow increases, pressure also becomes big, liquid one tunnel: flow to water chamber by vent 8, another road: flow to water chamber through Flow-rate adjustment conduit 20 by Flow-rate adjustment piston hole 16, 3rd tunnel: Flow-rate adjustment piston 15 is promoted by the fluid pressure increased in point water cavity 13 and moves bottom Flow-rate adjustment chamber 12, Flow-rate adjustment spring 17 is compressed, and reach pressure and Spring balanced, flow regulating orifices 11 area increases, fluid flow increases simultaneously, liquid flows to water chamber by flow regulating orifices 11, variable-flow automatic pressure-reducing controller is flowed out through outlet pipe 4 after three road liquid joint.When in water inlet pipe 3, fluid flow reduces, in point water cavity, 13 fluid floies reduce, and pressure reduces accordingly, liquid one tunnel: flow to water chamber 9 by vent 8, another road: flow to water chamber 9 through Flow-rate adjustment conduit 20 again by Flow-rate adjustment piston hole 16.3rd tunnel: owing in point water cavity, fluid pressure diminishes, Flow-rate adjustment piston 15 is promoted anterior mobile to Flow-rate adjustment chamber 12 by Flow-rate adjustment spring 17, and reach new fluid pressure and Flow-rate adjustment spring force balance, flow regulating orifices 11 area reduces, fluid flow reduces simultaneously, liquid flows to water chamber 9 by the flow regulating orifices 11 reduced, and variable-flow automatic pressure-reducing controller is flowed out through outlet pipe 4 after water chamber 9 converges in liquid three tunnel.Due to the existence of Flow-rate adjustment piston hole 16, before and after Flow-rate adjustment piston 15, pressure reduction will not be excessive, causes Flow-rate adjustment spring 17 to need not excessive elastic force.Liquid flows in the fluid flow of water chamber 9 and point water cavity 13 magnitude relationship between fluid pressure by flow regulating orifices 11 and is regulated Flow-rate adjustment spring 17 by flow control rod 18 and control.Magnitude of pressure differential scalable duct valve aperture 21 before and after Flow-rate adjustment piston 15 controls.
When pressurized equipment stops pressurization, high drive pipe 25 pressure disappears relatively, flap 6 is due to by opening and closing the pressure inertia of liquid in the regulation pressure of spring 23 and water inlet pipe 3, flap 6, connecting rod 14, open and close piston 24 action of gravity and move downward, flap 6 and seal 7 produce packing effect, variable-flow automatic pressure-reducing controller is closed, and cuts off liquid flowing.The power that flap 6, connecting rod 14, keying piston 24 move downward can open and close adjusting rod 22 by regulation regulate the elastic force control of keying regulation spring 23.
The device that all pipelines such as this utility model can be used for heating, air-conditioning need variable-flow automatic pressure-reducing to control.
Claims (3)
1. variable-flow automatic pressure-reducing controller, including upper tank body, lower tank, water inlet pipe, goes out
Water pipe, is characterized in that: the water inlet pipe of upper tank body communicates with intake antrum, lower tank
Dividing water cavity to be communicated with intake antrum by seal, the side of point water cavity has leads to water outlet
The vent in chamber and the Flow-rate adjustment accent leading to Flow-rate adjustment chamber, Flow-rate adjustment chamber
Wall is provided with flow regulating orifices, and Flow-rate adjustment chamber communicates with water chamber, Flow-rate adjustment chamber
Inside having Flow-rate adjustment piston, Flow-rate adjustment piston is longitudinally provided with Flow-rate adjustment piston and leads to
Hole, front portion, Flow-rate adjustment chamber is connected by Flow-rate adjustment piston hole with bottom, flow
Regulation is provided with Flow-rate adjustment spring bottom chamber, and Flow-rate adjustment spring is by flow control rod
Regulation, is provided with the Flow-rate adjustment conduit leading to water chamber, valve bottom Flow-rate adjustment chamber
Lobe is located at above seal, and flap is by the keying piston of connecting rod with point water cavity bottom
It is connected, opens and closes piston and be located in the keying piston cylinder below point water cavity, above flap
If opening and closing regulation spring, open and close regulation spring by opening and closing adjusting rod regulation, water chamber
Communicate with outlet pipe.
Variable-flow automatic pressure-reducing controller the most according to claim 1, is characterized in that:
Open and close piston cylinder bottom and set high drive pipe.
Variable-flow automatic pressure-reducing controller the most according to claim 1, is characterized in that:
Control valve is set on Flow-rate adjustment conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620042207.XU CN205559907U (en) | 2016-01-10 | 2016-01-10 | Automatic controller that reduces pressure of unsteady flow volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620042207.XU CN205559907U (en) | 2016-01-10 | 2016-01-10 | Automatic controller that reduces pressure of unsteady flow volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205559907U true CN205559907U (en) | 2016-09-07 |
Family
ID=56823065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620042207.XU Expired - Fee Related CN205559907U (en) | 2016-01-10 | 2016-01-10 | Automatic controller that reduces pressure of unsteady flow volume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205559907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395178A (en) * | 2018-11-01 | 2019-03-01 | 威海柯西医疗科技有限公司 | A kind of multi-functional drainage system |
-
2016
- 2016-01-10 CN CN201620042207.XU patent/CN205559907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109395178A (en) * | 2018-11-01 | 2019-03-01 | 威海柯西医疗科技有限公司 | A kind of multi-functional drainage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20220110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |