CN105065749A - Speed adjusting method of piston type flow speed control valve - Google Patents
Speed adjusting method of piston type flow speed control valve Download PDFInfo
- Publication number
- CN105065749A CN105065749A CN201510491830.3A CN201510491830A CN105065749A CN 105065749 A CN105065749 A CN 105065749A CN 201510491830 A CN201510491830 A CN 201510491830A CN 105065749 A CN105065749 A CN 105065749A
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- CN
- China
- Prior art keywords
- piston
- control valve
- flow control
- type flow
- piston type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- 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
- F16K1/32—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
- 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
- F16K1/32—Details
- F16K1/52—Means for additional adjustment of the rate of flow
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
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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
- F16K37/0025—Electrical or magnetic means
-
- 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
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a speed adjusting method of a piston type flow speed control valve. The method comprises the following steps of A, piston type flow speed control valve assembling, B, signal detecting and transmitting, C, signal receiving and processing, and D adjusting finishing through an adjusting device driven by a drive piece. Compared with the prior art, the speed adjusting method has the beneficial effects that the structure is simple, the maintaining cost is low, and flow can be accurately controlled.
Description
Technical field
The present invention relates to a kind of speed regulating method of piston type flow control valve.
Background technique
Valve is in fluid system, be used for controlling the direction of fluid, pressure, flow device be the medium in pipe arrangement and equipment (liquid, gas, powder) is flowed or stops and the device of its flow can be controlled.
The control of valve can adopt the multiple kind of drive, as manual, electronic, surge, pneumatic, turbine, electromagnetic driven, electromagnetism surge, electricity surges, air-or liquid-operated, spur wheel, umbrella gear driving etc.; Can under the effect of pressure, temperature or other form transducing signal, by predetermined requirement action, or do not rely on transducing signal and simply open or close, valve rely on drive or automechanism makes open-shut device be elevated, slippage, swing or rotation motion, thus the size changing its Flow area is to realize its controlling functions.
Chinese patent, application number is a kind of flow control valve disclosed in 200980158346.1, the bar that described flow control valve can have a valve member by movement in the axial direction controls the flow velocity of the fluid flowed between a pair port, described flow control valve comprises: body, described body has described port for connecting tube and a pair fluid passage, and the fluid supplied from described port flows through described a pair fluid passage; Accessory body, described accessory body is arranged on the inside of described body, and described bar is threaded in described accessory body in the mode of advancing and retract; With tubular holder component structure being solid memder, described tubular holder component is connected to the end of described accessory body, and there is seat part and hole, this part is used for provided thereon for described valve member seat, and described hole is communicated with a described fluid passage and described in another between fluid passage, described seat component is formed by a sheet metal pressing mold, is arranged on the inside of described body described seat member integrated; Described seat component comprise be formed in upper end portion and be connected to described accessory body major diameter part, be formed in underpart with by small diameter portion provided thereon for described pole socket and the intermediate diameter portion that is formed between described major diameter part and described small diameter portion; Described seat part is formed by radially-inwardly outstanding near region contiguous with described intermediate diameter portion in described small diameter portion.
Its advantage is: accessory body and seat component are all made up of the body separated, and can integrally assemble and be connected to the end portion of accessory body due to tubular holder component, therefore can effectively assemble it, and boosts productivity while manufacture flow control valve.
But shortcoming is: structure is too complicated, and maintenance cost is high.
Chinese patent, application number is heat water control valve disclosed in 200810171460.5, comprise: tubular dispenser joint, it has the first helical thread portion be threaded with the attachment portion of water dispenser and the second helical thread portion had than the first helical thread portion larger diameter; Tubular body, has the pipe joint connecting heating pad pipe and the 3rd helical thread portion had than pipe joint larger diameter at its first end, and contacts the end of the second helical thread portion at its second end; First link, is arranged on the second end of main body, thus does not depart from main body and be threaded with the second helical thread portion of distributor joint, thus connects distributor joint and main body; Retaining ring, is arranged on the periphery of the heating pad pipe be connected with pipe joint; Second link, is threaded with the 3rd helical thread portion of main body and fixing retaining ring, thus prevents heating pad pipe from departing from from pipe joint; O shape ring, is arranged between the second helical thread portion of distributor joint and main body for Leakage prevention; Shape memory spring, is arranged on the inner side of main body near distributor joint; Elastic spring, is arranged on the inner side of main body near pipe joint; With hat shape ball valve, to be arranged between shape memory spring and elastic spring thus to open and close the outlet of pipe joint selectively.
Its advantage is: according to heat water control valve of the present invention, and the heat water flowing through heating pad pipe can according to the temperature automatic control of heating water.Thus balanced heating can realize when not considering the distance of the length of heating pad pipe and boiler and heating pad pipe (or room).Therefore, energy can evenly and effectively utilize.
Further, because flow control valve according to the present invention is applicable to the existing heating pad pipe be connected with water dispenser, room need not be transformed for installing control valve.
But shortcoming is: connected element is too much, has the sealing of a link to go wrong, all can affect normal work.
Summary of the invention
The present invention needs the problems referred to above solved to be too complicated for above-mentioned prior art structure, and maintenance cost is high, and connected element is too much, the deficiency easily gone wrong, and providing a kind of structure simple, maintenance cost is low, and can the speed regulating method of piston type flow control valve of accurate flow control.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A speed regulating method for piston type flow control valve, comprises the following steps:
A, built-up piston formula flow control valve, piston type flow control valve comprises valve body, the two ends of valve body are connected to liquid inlet pipe and drain pipe, liquid inlet pipe is provided with first-class gauge, drain pipe is provided with second gauge, the controlling device for regulating its inner chamber circulation pipe diameter size is provided with in valve body, described controlling device comprises two groups of piston seal assemblies, one group of piston seal assembly is near liquid inlet pipe, another group piston seal assembly is near drain pipe, piston seal assembly comprises flexible rod, piston and sealing ring, one end of flexible rod is fixed on the end wall of valve body, the free end of flexible rod is provided with piston, sealing ring radial direction is arranged on valve interior wall, piston is taper, in sealing ring, corresponding position is provided with the through hole matched with piston, the cross section of through hole is tapered, the large end of through hole is towards the small end of piston, the diameter of the large end of piston is more than or equal to the diameter of the large end of through hole,
B, input and transmission: first-class gauge and second gauge send the signal detected to puocessing module,
C, Signal reception and process: puocessing module is according to the SC sigmal control actuator drive adjusting device received;
D, controlling device driven member have driven adjustment: flexible rod adjusts the distance between piston and sealing ring under the driving effect of actuator, complete the size of regulating valve intracoelomic cavity circulation caliber.
Valve interior wall between two groups of piston seal assemblies outwards expands formation buffer cavity.
Described piston is that rubber material is made, and the surface of contact of through hole and piston is provided with rubber pad.
Liquid inlet pipe and drain pipe are that diagonal is arranged.
Described puocessing module is microprocessor.
Compared with prior art, the invention has the beneficial effects as follows:
First-class gauge and second gauge send the signal detected to puocessing module, puocessing module completes the size of regulating valve intracoelomic cavity circulation caliber according to the SC sigmal control actuator drive adjusting device received, what the signal that puocessing module can transmit according to first-class gauge and second gauge learnt the feed liquor flow of liquid inlet pipe and drain pipe goes out flow quantity, then signal is sent to actuator again by after signal integration, actuator drive adjusting device carrys out the size of regulation valve body inner chamber circulation caliber, complete the accurate control of flow, and structure is simple, be easy to safeguard.
Described controlling device comprises two groups of piston seal assemblies, and one group of piston seal assembly is near liquid inlet pipe, and another group piston seal assembly, near drain pipe, is cooperatively interacted by two groups of piston seal assemblies, flow control can be made more accurate.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the speed regulating method of piston type flow control valve of the present invention;
Fig. 2 is the structural representation of the speed regulating method of piston type flow control valve of the present invention.
Wherein, 1, valve body, 2, liquid inlet pipe, 3, drain pipe, 4, first-class gauge, 5, second gauge, 6, piston seal assembly, 7, flexible rod, 8, piston, 9, sealing ring, 10, through hole.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As depicted in figs. 1 and 2, a kind of speed regulating method of piston type flow control valve, comprises the following steps:
A, built-up piston formula flow control valve, piston type flow control valve comprises valve body 1, the two ends of valve body 1 are connected to liquid inlet pipe 2 and drain pipe 3, liquid inlet pipe 2 is provided with first-class gauge 4, drain pipe 3 is provided with second gauge 5, the controlling device for regulating its inner chamber circulation pipe diameter size is provided with in valve body 1, described controlling device comprises two groups of piston seal assemblies 6, one group of piston seal assembly 6 is near liquid inlet pipe 2, another group piston seal assembly 6 is near drain pipe 3, piston seal assembly 6 comprises flexible rod 7, piston 8 and sealing ring 9, one end of flexible rod 7 is fixed on the end wall of valve body 1, the free end of flexible rod 7 is provided with piston 8, sealing ring 9 radial direction is arranged on valve body 1 inwall, piston 8 is taper, in sealing ring 9, corresponding position is provided with the through hole 10 matched with piston 8, the cross section of through hole 10 is tapered, the large end of through hole 10 is towards the small end of piston 8, the diameter that piston 8 is held greatly is more than or equal to the diameter that through hole 10 is held greatly,
B, input and transmission: first-class gauge 4 and second gauge 5 send the signal detected to puocessing module,
C, Signal reception and process: puocessing module is according to the SC sigmal control actuator drive adjusting device received;
D, controlling device driven member have driven adjustment: flexible rod 7 adjusts the distance between piston 8 and sealing ring 9 under the driving effect of actuator, complete the size of adjustment valve body 1 inner chamber circulation caliber.
Valve body 1 inwall between two groups of piston seal assemblies 6 outwards expands formation buffer cavity.
Described piston 8 is made for rubber material, and through hole 10 is provided with rubber pad with the surface of contact of piston 8.
Liquid inlet pipe 2 and drain pipe 3 are arranged in diagonal.
Described puocessing module is microprocessor.
Compared with prior art, the invention has the beneficial effects as follows:
First-class gauge and second gauge send the signal detected to puocessing module, puocessing module completes the size of regulating valve intracoelomic cavity circulation caliber according to the SC sigmal control actuator drive adjusting device received, what the signal that puocessing module can transmit according to first-class gauge and second gauge learnt the feed liquor flow of liquid inlet pipe and drain pipe goes out flow quantity, then signal is sent to actuator again by after signal integration, actuator drive adjusting device carrys out the size of regulation valve body inner chamber circulation caliber, complete the accurate control of flow, and structure is simple, be easy to safeguard.
Described controlling device comprises two groups of piston seal assemblies, and one group of piston seal assembly is near liquid inlet pipe, and another group piston seal assembly, near drain pipe, is cooperatively interacted by two groups of piston seal assemblies, flow control can be made more accurate.
Above preferred embodiment of the present invention is described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, the equipment wherein do not described in detail to the greatest extent and structure are construed as to be implemented with the common mode in related domain; Any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations, this does not affect flesh and blood of the present invention.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (5)
1. a speed regulating method for piston type flow control valve, is characterized in that: comprise the following steps:
A, built-up piston formula flow control valve: piston type flow control valve comprises valve body, the two ends of valve body are connected to liquid inlet pipe and drain pipe, liquid inlet pipe is provided with first-class gauge, drain pipe is provided with second gauge, the controlling device for regulating its inner chamber circulation pipe diameter size is provided with in valve body, described controlling device comprises two groups of piston seal assemblies, one group of piston seal assembly is near liquid inlet pipe, another group piston seal assembly is near drain pipe, piston seal assembly comprises flexible rod, piston and sealing ring, one end of flexible rod is fixed on the end wall of valve body, the free end of flexible rod is provided with piston, sealing ring radial direction is arranged on valve interior wall, piston is taper, in sealing ring, corresponding position is provided with the through hole matched with piston, the cross section of through hole is tapered, the large end of through hole is towards the small end of piston, the diameter of the large end of piston is more than or equal to the diameter of the large end of through hole,
B, input and transmission: first-class gauge and second gauge send the signal detected to puocessing module,
C, Signal reception and process: puocessing module is according to the SC sigmal control actuator drive adjusting device received;
D, controlling device driven member have driven adjustment: flexible rod adjusts the distance between piston and sealing ring under the driving effect of actuator, complete the size of regulating valve intracoelomic cavity circulation caliber.
2. the speed regulating method of piston type flow control valve according to claim 1, is characterized in that: the valve interior wall between two groups of piston seal assemblies outwards expands formation buffer cavity.
3. the speed regulating method of piston type flow control valve according to claim 1, is characterized in that: described piston is that rubber material is made, and the surface of contact of through hole and piston is provided with rubber pad.
4. the speed regulating method of piston type flow control valve according to claim 1, is characterized in that: liquid inlet pipe and drain pipe are that diagonal is arranged.
5. the speed regulating method of piston type flow control valve according to claim 1, is characterized in that: described puocessing module is microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510491830.3A CN105065749A (en) | 2015-08-12 | 2015-08-12 | Speed adjusting method of piston type flow speed control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510491830.3A CN105065749A (en) | 2015-08-12 | 2015-08-12 | Speed adjusting method of piston type flow speed control valve |
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| Publication Number | Publication Date |
|---|---|
| CN105065749A true CN105065749A (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510491830.3A Pending CN105065749A (en) | 2015-08-12 | 2015-08-12 | Speed adjusting method of piston type flow speed control valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN105065749A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151670A (en) * | 2016-07-28 | 2016-11-23 | 无锡乐华自动化科技有限公司 | A kind of control valve of progressively buffer traffic |
| CN117293673A (en) * | 2023-09-07 | 2023-12-26 | 江苏永达电力电信安装工程有限公司 | A kind of power distribution switch control equipment |
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|---|---|---|---|---|
| CN2071282U (en) * | 1990-05-18 | 1991-02-13 | 张丙礼 | Automatic balance valve |
| WO2007023970A1 (en) * | 2005-08-22 | 2007-03-01 | Asahi Organic Chemicals Industry Co., Ltd. | Fluid control apparatus |
| CN202381795U (en) * | 2011-12-26 | 2012-08-15 | 浙江凯瑞特阀业有限公司 | Intelligent flow throttling control system |
| CN202790868U (en) * | 2012-09-16 | 2013-03-13 | 申滔 | Valve flow alarm control system |
| CN104455692A (en) * | 2014-10-25 | 2015-03-25 | 黑龙江宏宇电站设备有限公司 | Control device and method for adjusting magnetoelectric flow meter through DC stepping motor |
| CN204284594U (en) * | 2014-12-01 | 2015-04-22 | 沃川(上海)流体设备科技有限公司 | Automatic control piston flow pressure regulation modulating valve |
| CN104633761A (en) * | 2013-11-13 | 2015-05-20 | 天津市鸿驰金属结构有限公司 | Heating radiator |
-
2015
- 2015-08-12 CN CN201510491830.3A patent/CN105065749A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2071282U (en) * | 1990-05-18 | 1991-02-13 | 张丙礼 | Automatic balance valve |
| WO2007023970A1 (en) * | 2005-08-22 | 2007-03-01 | Asahi Organic Chemicals Industry Co., Ltd. | Fluid control apparatus |
| CN202381795U (en) * | 2011-12-26 | 2012-08-15 | 浙江凯瑞特阀业有限公司 | Intelligent flow throttling control system |
| CN202790868U (en) * | 2012-09-16 | 2013-03-13 | 申滔 | Valve flow alarm control system |
| CN104633761A (en) * | 2013-11-13 | 2015-05-20 | 天津市鸿驰金属结构有限公司 | Heating radiator |
| CN104455692A (en) * | 2014-10-25 | 2015-03-25 | 黑龙江宏宇电站设备有限公司 | Control device and method for adjusting magnetoelectric flow meter through DC stepping motor |
| CN204284594U (en) * | 2014-12-01 | 2015-04-22 | 沃川(上海)流体设备科技有限公司 | Automatic control piston flow pressure regulation modulating valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151670A (en) * | 2016-07-28 | 2016-11-23 | 无锡乐华自动化科技有限公司 | A kind of control valve of progressively buffer traffic |
| CN117293673A (en) * | 2023-09-07 | 2023-12-26 | 江苏永达电力电信安装工程有限公司 | A kind of power distribution switch control equipment |
| CN117293673B (en) * | 2023-09-07 | 2024-06-18 | 江苏永达电力电信安装工程有限公司 | Distribution switch control equipment |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151118 |
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| RJ01 | Rejection of invention patent application after publication |