CN101382204B - Photoelectric detection thermostatic controlled valve - Google Patents
Photoelectric detection thermostatic controlled valve Download PDFInfo
- Publication number
- CN101382204B CN101382204B CN2008100718346A CN200810071834A CN101382204B CN 101382204 B CN101382204 B CN 101382204B CN 2008100718346 A CN2008100718346 A CN 2008100718346A CN 200810071834 A CN200810071834 A CN 200810071834A CN 101382204 B CN101382204 B CN 101382204B
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- gear
- valve
- water inlet
- valve body
- inlet channel
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- Multiple-Way Valves (AREA)
Abstract
The invention relates to a temperature-sensing valve, in particular to a photoelectric detection constant temperature-sensing valve which can precisely adjust the water inlet flux, keeps constant water outlet temperature and has long service life and high automation degree. The temperature-sensing valve is provided with a valve body, a valve core, a motor, a gear transmission component and a detection control circuit; the valve body is provided with a valve chamber, a cold water inlet passage which is communicated with the valve chamber, a hot water inlet passage and a mixed water outlet passage; the valve core is rotatablely and hermetically matched with the internal wall of the valve chamber; the motor is arranged on the valve body and separated from the valve chamber; the rotation shaft of the motor is connected with a gear transmission component which is connected with the valve core; the detection control circuit is provided with a rotation angle detector, a position limit detector, a temperature sensor and a processor; the rotation angle, the position limit detector and the processor are respectively arranged on the valve body and separated from the cold water inlet passage, the hot water inlet passage and the mixed water outlet passage; the temperature sensor is arranged on the mixed water outlet passage; the output terminal of the temperature sensor is connected with the input terminal of the processor; the output terminal of the processor is electrically connected with the motor.
Description
Technical field
The present invention relates to a kind of thermostat valve, especially relate to a kind of photoelectric detection thermostatic controlled valve that is used to regulate and control the current temperature.
Background technique
At present, the temperature controller (heat-operated valve) that is used to regulate and control the current temperature has varied, and generally have following shortcoming: need regulate flow with handle mostly, automatization level is not high, easily causes the water-exit temperature instability, the waste water source; Spool generally adopts linear slide (as piston piece is set) mode to open and close valve port, and surface friction drag is bigger, easily causes the spool wearing and tearing to accelerate, and reduces working life; Have only hot and cold water flow of inlet water regulatory function mostly, and lack water-exit temperature feedback automatic constant-temperature control function, easily cause the water-exit temperature fluctuation bigger than normal, make the water temperature control accuracy lower, be difficult to keep constant-temperature effluent.
Notification number provides a kind of thermostatic mixing valves for the utility model patent of CN2621245, comprise the inner valve body of cylinder chamber that is, the top is fitted with the valve rod of handle, the piston that the outer periphery cooperates with the movable swelling of valve interior wall, valve gap is packaged in the valve body top, sealing cover is packaged in the valve gap top, the valve rod middle part is successively by sealing cover and valve gap and the press fit of piston upper surface elastic top, valve body surface offers hot water inlet from top to bottom successively, cooling water inlet, water outlet, offer on the piston and run through thereon, the through hole of lower surface is provided with the moving element of temperature-sensitive heat between piston lower surface and the body cavity bottom.Shortcoming such as it has solved that complex operation in the prior art, valve are fragile, complex structure, temperature regulating range are little.
Notification number provides a kind of hot water constant temperature modulating valve for the utility model patent of CN2789531, and its Joystick has two, and one is the temperature regulation handle, and one is the Flow-rate adjustment handle.This hot water constant temperature modulating valve processing cost height is installed and operation all has inconvenience.The hot water constant temperature modulating valve that this model utility provides, the thermostatic control mechanism that constitutes with shell, mixing chamber, heat-swelling element, hot and cold water synchronization regulation spool, Returnning spring, thermostatic control swivel nut, hot and cold water inlet, mixed water exports is arranged, also have the mixed water exports flow control device that constitutes with Dingtao ceramics, moving ceramic plate, mixing water passage, stir handle that moving ceramic plate moves and be articulated in the bearing pin vertical and rotate on the sleeve with stirring direction.Mixed water exports flow control device and thermostatic control mechanism all can be operated by a handle, improved its operation interlock, reduced the complexity of manufacturing, installation, use.
Notification number provides a kind of constant-temperature water mixing valve for the model utility of CN200943727, comprise valve body, valve body is provided with hot water inlet, cold water inlet, mixes water out and Flow-rate adjustment knob, be provided with spool in the valve body, also be provided with temperature indicator and temperature adjustment knob on the valve body, temperature adjustment knob is connected with spool, be provided with temperature transducer near mixing water out, the temperature of mixing water like this is presented on the display device in real time, the user can grasp in real time and can regulate water temperature in view of the above, and it is quite convenient to use.
Notification number provides a kind of self-control thermostatic valve for the utility model patent of CN2408320, longitudinally vertically have hot water or cold water's import in the both sides of center tangent plane at valve body, through Returnning spring spool is installed in the valve body, end fixation of sensor at spool is fixed with the thermal expansion propulsion device on sensor, the corresponding position of valve body and sensor is provided with mixed water exports, and described sensor is connected with temperature-adjusting device.This model utility has simple in structure, and is safe and reliable, quick thermoregulation, and using scope extensively waits remarkable advantage.
Publication number is that the patent application of CN1851299 discloses a kind of dual-handle dual-function constant temperature valve core, comprise valve body, Returnning spring, regulator, water mixer, temperature transducer, temperature-controlled package, sequentially install described Returnning spring, regulator, water mixer, temperature transducer, temperature-controlled package in the valve body.This dual-handle dual-function constant temperature valve core also comprises overcoat and Flow-rate adjustment assembly, and overcoat is sheathed on the valve body periphery, and the Flow-rate adjustment assembly is installed between overcoat and the valve body slidably.This invention scientifically is integrated in constant temperature function and flow control function on the spool, overcome the defective that constant temperature valve core function singleness in the past must could be used with other spools combinations again, and had that water-exit temperature is stable, safe and reliable, advantages of simple operation.
Summary of the invention
The purpose of this invention is to provide a kind of flow of inlet water can accurately regulate, and that water-exit temperature can keep is constant, long service life, photoelectric detection thermostatic controlled valve that automaticity is high.
The present invention is provided with valve body, spool, motor, gear-driven assembly and detection control circuit; Valve body is provided with valve pocket, the cold water inlet channel, hot water inlet channel and mixed water water outlet, the cold water inlet channel, hot water inlet channel and mixed water water outlet are communicated with valve pocket respectively, spool is located in the valve pocket, spool cooperates with the rotary seal of valve pocket inwall, the spool press seal is on cold water inlet channel port that is communicated with valve pocket and hot water inlet channel port, motor is located on the valve body and with valve pocket and is isolated, the rotating shaft of motor is connected with gear-driven assembly, gear-driven assembly is connected with spool, detect control circuit and be provided with power supply, the corner detector, spacing detector, temperature transducer and processor, power supply, the corner detector, spacing detector and processor be located at respectively on the valve body and with the cold water inlet channel, hot water inlet channel and mixed water water outlet are isolated, temperature transducer is located at and is mixed on the water water outlet, the output termination processor input end of temperature transducer, the processor output terminal is electrically connected with motor.
The valve pocket center line and the center spool line of the shaft centerline of motor, valve body preferably overlap.
Cold water inlet channel and hot water inlet channel preferably are located at side of valve body, mix the lower end that the water water outlet preferably is located at valve body.
Gear-driven assembly preferably is provided with 3 gears, and the 1st gear of gear-driven assembly is connected in machine shaft one end, and the 2nd gear of gear-driven assembly is provided with gear shaft and gear stand, and the 3rd gear of gear-driven assembly is connected in the upper end of spool.
The corner detector is provided with ring gear and photoelectric detection head, and ring gear can be located in the rotating shaft of motor, and the photoelectric detection head is relative with ring gear, the testing signal output termination processor of photoelectric detection head.
Spacing detector preferably is provided with Magnetic Induction probe and magnetic detection head, the Magnetic Induction probe can be connected on the 3rd gear of gear-driven assembly, the magnetic detection head is fixedly arranged on the below of Magnetic Induction probe, the testing signal output termination processor input end of magnetic detection head.
Power supply can adopt TunePower.
Working principle of the present invention is as follows: configure the water-exit temperature value according to individual demand in advance, temperature transducer can be passed to processor with current water-exit temperature value information, processor compares current water-exit temperature value and the water-exit temperature value that sets, processor can calculate spool should need to turn over for how many angles, just can make the match and regulate of hot and cold water flow of inlet water can reach the water-exit temperature value that sets, the processor starting electrical machinery rotates, and the driven by motor spool rotates on request.In the valve core rotation process, the corner detector can dynamically be followed the tracks of and detect, and the photoelectric detection head of corner detector can be by detecting the number of teeth (being the corner of machine shaft) that ring gear turned over, thereby accurately detect the corner of spool, and testing signal is passed to processor.When spool forwards the angle of regulation to, the processor disable motor.Because motor has rotator inertia, spool just may continue inertia and rotate, therefore the spacing detector that is provided with just can make spool stall immediately by the attraction force between Magnetic Induction probe and the magnetic detection head, thereby make the final angular orientation of stopping of spool very accurate, the angle that the spool that complete coincidence processor is calculated should turn over, therefore the match and regulate of hot and cold water flow of inlet water can be very accurate, makes water-exit temperature satisfy the water-exit temperature value that sets in advance fully.Entire work process of the present invention is full-automatic.Because spool and valve pocket inwall be for being rotatably assorted, with the linear type comparison that is slidingly matched, its frictional force is little, quality of fit height, so longer service life of the present invention.
This shows that the present invention has flow of inlet water and can accurately regulate, that water-exit temperature can keep is constant, long service life, the high outstanding advantage of automaticity and remarkable result.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Embodiment
Referring to Fig. 1, the present invention is provided with valve body 16, spool 17, motor 2, gear-driven assembly and detection control circuit device; Valve body 16 is provided with valve pocket 161, cold water inlet channel 162, hot water inlet channel 163 and mixed water water outlet 164, cold water inlet channel 162, hot water inlet channel 163 and mixed water water outlet 164 are communicated with valve pocket 161, spool 17 is located in the valve pocket 161, spool 17 cooperates with valve pocket 161 inwall rotary seals, and spool 17 press seals are on cold water inlet channel 162 ports that are communicated with valve pocket 161 and hot water inlet channel 163 ports.Rotating shaft 21 center lines of motor 2, valve pocket 161 center lines of valve body 16 and spool 17 central lines.Cold water inlet channel 162 and hot water inlet channel 163 are located at the side of valve body 16, mix the lower end that water water outlet 164 is located at valve body 17.The lower end of valve body 17 is provided with the more convenient use of pipe joint 19 (pipe joint 19 is the Three way type pipe joint, also can be the pipe joint of other structural formula).Motor 2 is provided with electrical machinery cover 1.
Motor 2 is located at by middle link press span 51 and is connected with the upper end of valve body 16 with 52 and isolates with valve pocket 161.Gear-driven assembly is provided with 3 gears, the 1st gear 8 of gear-driven assembly is connected in the output terminal of the rotating shaft 21 of motor, the 2nd gear 9 of gear-driven assembly is located on the gear shaft 11, gear shaft 11 is installed on the gear stand 14, gear stand 14 is connected on the link press span 52, the 3rd gear 10 of gear-driven assembly is provided with protruding cover end, and protruding cover end cover is connected in the upper end of spool 17.Detect control circuit device and be provided with battery 3, corner detector (be provided with ring gear 7 and photoelectric detection 6), spacing detector (Magnetic Induction probe 12 and magnetic detection 13), temperature transducer 18 and processor 4, battery 3 (battery 3 is a TunePower), the corner detector, be located in the link press span 52 of valve body 16 tops to bit detector and processor 4, and with cold water inlet channel 162, hot water inlet channel 163 and mixed water water outlet 164 are isolated, temperature transducer 18 is located on the mixed water water outlet 164 of pipe joint 19, the transducing signal of temperature transducer 18 is passed to processor 4, and processor 4 is connected with motor 2 switches.Ring gear 7 is fixedly arranged on rotating shaft 21 output terminals of motor, and photoelectric detection 6 is relative with ring gear 7, and the testing signal of photoelectric detection 6 reaches processor 4 by lead.The Magnetic Induction of spacing detector probe 12 is connected on the 3rd gear 10 of gear-driven assembly, and magnetic detection 13 is fixedly arranged on the below of Magnetic Induction probe 12, and the testing signal of magnetic detection 13 reaches processor 4 by lead.Arrow among Fig. 1 is represented water (flow) direction.
Claims (3)
1. a photoelectric detection thermostatic controlled valve is characterized in that being provided with valve body, spool, motor, gear-driven assembly and detection control circuit; Valve body is provided with valve pocket, cold water inlet channel, hot water inlet channel and mixed water water outlet, cold water inlet channel, hot water inlet channel and mixed water water outlet are communicated with valve pocket respectively, spool is located in the valve pocket, spool cooperates with the rotary seal of valve pocket inwall, the spool press seal is on cold water inlet channel port that is communicated with valve pocket and hot water inlet channel port, motor is located on the valve body and with valve pocket and is isolated, the rotating shaft of motor is connected with gear-driven assembly, cold water inlet channel and hot water inlet channel are located at side of valve body, mix the lower end that the water water outlet is located at valve body; Gear-driven assembly is connected with spool, detect control circuit and be provided with power supply, corner detector, spacing detector, temperature transducer and processor, power supply, corner detector, spacing detector and processor are located at respectively on the valve body and with cold water inlet channel, hot water inlet channel and mixed water water outlet and are isolated, temperature transducer is located at and is mixed on the water water outlet, the output termination processor input end of temperature transducer, the processor output terminal is electrically connected with motor;
Gear-driven assembly is provided with 3 gears, and the 1st gear of gear-driven assembly is connected in machine shaft one end, and the 2nd gear of gear-driven assembly is provided with gear shaft and gear stand, and the 3rd gear of gear-driven assembly is connected in the upper end of spool;
The corner detector is provided with ring gear and photoelectric detection head, and ring gear is located in the rotating shaft of motor, and the photoelectric detection head is relative with ring gear, the testing signal output termination processor of photoelectric detection head;
Spacing detector is provided with Magnetic Induction probe and magnetic detection head, the Magnetic Induction probe is connected on the 3rd gear of gear-driven assembly, the magnetic detection head is fixedly arranged on the below of Magnetic Induction probe, the testing signal output termination processor input end of magnetic detection head.
2. a kind of photoelectric detection thermostatic controlled valve as claimed in claim 1 is characterized in that the shaft centerline of motor, the valve pocket center line and the center spool line of valve body overlap.
3. a kind of photoelectric detection thermostatic controlled valve as claimed in claim 1 is characterized in that power supply is a TunePower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100718346A CN101382204B (en) | 2008-09-19 | 2008-09-19 | Photoelectric detection thermostatic controlled valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100718346A CN101382204B (en) | 2008-09-19 | 2008-09-19 | Photoelectric detection thermostatic controlled valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101382204A CN101382204A (en) | 2009-03-11 |
| CN101382204B true CN101382204B (en) | 2011-05-11 |
Family
ID=40462190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100718346A Expired - Fee Related CN101382204B (en) | 2008-09-19 | 2008-09-19 | Photoelectric detection thermostatic controlled valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101382204B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201434112Y (en) * | 2009-05-20 | 2010-03-31 | 陈启岳 | Intelligent thermostatic water outlet device |
| CN202165668U (en) * | 2011-07-14 | 2012-03-14 | 谭仲禧 | Energy control valve for tail end of central air conditioning system |
| JP6564654B2 (en) * | 2015-09-04 | 2019-08-21 | Ckd株式会社 | Flow control valve |
| CN108061179B (en) * | 2017-12-29 | 2024-01-05 | 九牧厨卫股份有限公司 | Constant-temperature valve core with switching function |
| CN110295991A (en) * | 2018-03-22 | 2019-10-01 | 北京慨尔康科技发展有限公司 | Road vehicle engine cooling and circulating system temperature control equipment and related system |
| CN112145787A (en) * | 2020-09-10 | 2020-12-29 | 武汉艾络特科技有限公司 | Valve core displacement variable control device of construction machinery |
-
2008
- 2008-09-19 CN CN2008100718346A patent/CN101382204B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101382204A (en) | 2009-03-11 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20130919 |