CN2924207Y - Intelligent motor three-way flow distributing valve - Google Patents
Intelligent motor three-way flow distributing valve Download PDFInfo
- Publication number
- CN2924207Y CN2924207Y CN 200520079483 CN200520079483U CN2924207Y CN 2924207 Y CN2924207 Y CN 2924207Y CN 200520079483 CN200520079483 CN 200520079483 CN 200520079483 U CN200520079483 U CN 200520079483U CN 2924207 Y CN2924207 Y CN 2924207Y
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- China
- Prior art keywords
- valve
- spool
- intelligent electric
- valve body
- gear
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- Expired - Fee Related
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Abstract
The utility model mainly relates to a flow control valve of heating plant. An intelligent motor three-way flow distributing valve includes a fixedly connected fluid inlet (a), a fluid outlet (b), and the valve body (1) with a by-pass fluid inlet (c). The motor is fixedly connected to a connection board (8) and an axle of a motor (17) is fixedly connected with a gear (20).The gear (20) is engaged with a gear (21) which is fixedly connected with a valve rod (3). A valve cap (6) is emptily sheathed on the valve rod (3) and the valve core (11).The valve cap is fixedly connected to the valve body (1) via the connection board (8).The valve rod (3) is provided with the valve core (11) whose inner hole is provided with an inner screw that is connected with the screw of the valve rod (3). A clack seat (9) with a through hole (e) is arranged on the lower part of the valve core (11). The center of the clack seat is provided with a guide hole and the lower end of the valve core (11) inserts in the guide hole. The utility model is mainly characterized that the upper sealing surface of the valve core (11) is closed with the cavity face of the valve body (1), the clack seat (9) is arranged on the cavity of the by-pass fluid inlet (c) of the valve body (1). The upper end of the clack seat (9) is closed with the lower sealing surface of the valve core (11). The utility model has the advantages of simple structure, large flow, small volume, and reliable work.
Description
Technical field:
The utility model relates generally to the flow control valve in heating, the heating equipment.
Background technique:
In the user's heat supplying pipeline that is connected in series at present, can't or be difficult to realize the automatic adjustment and the control of heat energy.The ZL00231495.9 name is called the valve that utility model patent that " flow control valve ", ZL00264596.3 name be called " electromechanical stop valve for three-way flow proportional distribution " discloses a kind of flow control respectively.More than the flow set or the flow adjustment of two patents all can only carry out manual tune, can not carry out remote monitoring and adjustment by control apparatuss such as computers, therefore, can not be applied to central heating automatically in the network system for managing of control.
The utility model patent that the ZL2004200862912 name is called " intelligent electric stop valve for three-way flow proportional distribution " discloses a kind of flow proportional distribution stop valve.This valve has solved the problems referred to above, but also there are the following problems, valve body structure design more complicated, and the internal resistance of valve is bigger; Machinery control section more complicated, the control chain length; Control gear and valve body are connected in one, the sensitivity of influence control, and install dumb.
The model utility content:
The purpose of this utility model is to avoid the deficiencies in the prior art part and a kind of intelligent electric three-way flowrate distributing valve is provided.This valve can the arbitrary fluid port of telecontrol opening and closing, and can automatic or manual adjust two liquid outlet flows ratio, be applied to the intelligent electric three-way valve of central heat supply automatic control and management network system.
The purpose of this utility model can be by realizing by the following technical solutions: a kind of intelligent electric three-way flowrate distributing valve, include the valve body (1) of the liquid entering hole that is connected (a), liquid outlet (b) and bypass liquid outlet (c), motor (17) is connected on the connecting plate (8), the axle and the gear (20) of motor (17) are connected, gear (20) and gear (21) engagement, gear (21) is fixed with valve rod (3); Valve gap (6) sky is enclosed within on valve rod (3), the spool (11), by connecting plate (8) it is fixed on valve body (1); Valve rod (3) is provided with spool (11); The endoporus of spool (11) is provided with internal thread, links to each other with valve rod (3) screw thread; The valve seat (9) that has through hole (e) is located at the below of spool (11), and its center is provided with pilot hole, and the underpart of spool (11) inserts in wherein, and its main spy is that the last sealing surface of spool (11) is closed mutually with the inner cavity surface of valve body (1); Valve seat (9) is located at bypass liquid outlet (c) the inner chamber place of valve body (1), and the upper end portion of valve seat (9) is closed mutually with the lower sealing surface of spool (11).
The output terminal that described intelligent electric three-way flowrate distributing valve also includes microcontroller MCU connects D/A, its output terminal is connected with motor (17) by motor rotation control and drive circuit, and motor (17) is by gear (20,21) actuate valve stem (3); Valve rod (3) drives spool (11), the current sensing signal that is displaced to two-end-point up and down of spool (11) through amplify, conditioning circuit delivers to the A/D converter port, the A/D converter output terminal links to each other with the input end of microcontroller MCU; RS-485 remote monitoring and communication interface (2) are connected with microcontroller MCU.Whole programs of controlling whole smart valve work all embed MCU inside.Control gear is independent of outside the valve body, and control gear is located in the Direct box, and control signal is connected by signaling line.
Described intelligent electric three-way flowrate distributing valve also includes at the liquid entering hole (a) of valve body (1) and locates to be provided with temperature transducer insertion seat (24), can insert temperature transducer (18) in it; The fluid temperature signal that temperature transducer (18) produces is through amplifying, and A/D converter (12 conversion accuracies) is delivered in conditioning; Manually the set positions signal of temperature control regulator (19) is delivered to the A/D converter (8 conversion accuracies) on the MCU.
The stage casing of described spool (11) is provided with the cone that two bottom surfaces coincide, cone and spool (11) coaxial line.The cone in spool (11) stage casing is provided with boss, and the boss both sides are respectively equipped with seal ring (12).
The angle α of the center line of the through hole (e) of the valve seat (9) of intelligent electric three-way flowrate distributing valve and the center line of spool (11) is 20-45 °.
Being connected to that polygon prism is connected or being that slide key connects between spool (11) and the valve gap (6).Can not rotate between realization spool (11) and the valve gap (6), can only slide up and down.
The utility model is provided with seal ring (4) between valve gap (6) and valve body (1).End at liquid entering hole (a), liquid outlet (b) and the bypass liquid outlet (c) of valve body (1) is provided with movable joint (14).
The beneficial effects of the utility model are, simple in structure, discharge value is big, and volume is little, reliable operation.
Description of drawings:
Be described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing:
Fig. 1 looks cross-sectional schematic for the utility model embodiment's structure master.
Fig. 2 looks cross-sectional schematic for the utility model embodiment's a structure left side.
Fig. 3 is the utility model embodiment's a control block diagram.
Embodiment:
See Fig. 1, Fig. 2, intelligent electric three-way flowrate distributing valve has the valve body 1 of the liquid entering hole a that is connected, liquid outlet b and bypass liquid outlet c, motor 17 is connected on the connecting plate 8, the axle and the gear 20 of motor 17 are connected, gear 20 and gear 21 engagements, and gear 21 is fixed with valve rod 3; Valve gap 6 skies are enclosed within on valve rod 3, the spool 11, by connecting plate 8 it are fixed on valve body 1; Valve rod 3 is provided with spool 11; The endoporus of spool 11 is provided with internal thread, links to each other with valve rod 3 screw threads; The valve seat 9 that has through hole e is located at the below of spool 11, and its center is provided with pilot hole, and the underpart of spool 11 inserts in wherein, and the last sealing surface of spool 11 is closed mutually with the inner cavity surface of valve body 1; Valve seat 9 is located at the bypass liquid outlet c inner chamber place of valve body 1, and the upper end portion of valve seat 9 is closed mutually with the lower sealing surface of spool 11.Be provided with temperature transducer at the liquid entering hole a place of valve body 1 and insert seat 24, can insert temperature transducer 18 in it; The output terminal of temperature transducer 18 and/or manual temperature control regulator 19 is connected in A/D converter.The stage casing of spool 11 is provided with the cone that two bottom surfaces coincide, cone and spool 11 coaxial lines.The cone in spool 11 stage casings is provided with boss, and the boss both sides are respectively equipped with seal ring 12.The angle α of the center line of the through hole e of valve seat 9 and the center line of spool 11 is 30 °.
Spool 11 is connected with the polygon prism that is connected between the valve gap 6.Between valve gap 6 and valve body 1, be provided with seal ring 4.Be provided with movable joint 14 at liquid entering hole a, the liquid outlet b of valve body 1 and the end of bypass liquid outlet c.
See Fig. 3, the output terminal of microcontroller MCU connects D/A, and its output terminal is connected with motor 17 by motor rotation control and drive circuit, and motor 17 is by gear 20,21 actuate valve stem 3; Valve rod 3 drives spools 11, the current sensing signal that is displaced to two-end-point up and down of spool 11 through amplify, conditioning circuit delivers to the A/D converter port, the A/D converter output terminal links to each other with the input end of microcontroller MCU; RS-485 remote monitoring and communication interface 2 are connected with microcontroller MCU.
Be provided with temperature transducer at the liquid entering hole a place of valve body 1 and insert seat 24, can insert temperature transducer 18 in it; The fluid temperature signal that temperature transducer 18 produces is through amplifying, and A/D converter (12 conversion accuracies) is delivered in conditioning; Manually the set positions signal of temperature control regulator 19 is delivered to the A/D converter (8 conversion accuracies) on the MCU.
During use, three-way valve is connected on between the water and return pipe, system sends instruction, received by remote monitoring and communication interface 2, signal is sent into MCU, MCU judges the signal of output control motor rotation through corresponding calculating, pass through D/A switch, control motor 17 actuation gears 20, gear 20 and gear 21 engagements, gear 21 drives valve rod 3 and rotates, spool 11 moves up and down a stroke along valve rod 3, signal is passed to MCU by D/A, communicate, realize remote monitoring with host computer.The last sealing surface closure that is provided with valve body upwards can disconnect and being connected of return pipe, and realizes heating normally.Spool 11 moves up and down along valve rod 3, and the downward lower sealing surface closure that is provided with valve body can disconnect and being connected of outlet pipe, and heats with refusal.The user can be by manual temperature control regulator 19, the height of setting temperature, and higher when temperature, signal is controlled motor 17 actuation gears by MCU, and spool 11 moves to the neutral position, and the part heat is shunted from return pipe, to realize the purpose of temperature adjustment.
Claims (9)
1. intelligent electric three-way flowrate distributing valve, include the valve body (1) of the liquid entering hole that is connected (a), liquid outlet (b) and bypass liquid outlet (c), motor (17) is connected on the connecting plate (8), the axle and the gear (20) of motor (17) are connected, gear (20) and gear (21) engagement, gear (21) is fixed with valve rod (3); Valve gap (6) sky is enclosed within on valve rod (3), the spool (11), by connecting plate (8) it is fixed on valve body (1); Valve rod (3) is provided with spool (11); The endoporus of spool (11) is provided with internal thread, links to each other with valve rod (3) screw thread; The valve seat (9) that has through hole (e) is located at the below of spool (11), and its center is provided with pilot hole, and the underpart of spool (11) inserts in wherein, it is characterized in that the last sealing surface of spool (11) is closed mutually with the inner cavity surface of valve body (1); Valve seat (9) is located at bypass liquid outlet (c) the inner chamber place of valve body (1), and the upper end portion of valve seat (9) is closed mutually with the lower sealing surface of spool (11).
2. intelligent electric three-way flowrate distributing valve as claimed in claim 1, it is characterized in that the output terminal that also includes microcontroller MCU connects D/A, its output terminal is connected with motor (17) by motor rotation control and drive circuit, and motor (17) is by gear (20,21) actuate valve stem (3); Valve rod (3) drives spool (11), the current sensing signal that is displaced to two-end-point up and down of spool (11) through amplify, conditioning circuit delivers to the A/D converter port, the A/D converter output terminal links to each other with the input end of microcontroller MCU; RS-485 remote monitoring and communication interface (2) are connected with microcontroller MCU.
3. intelligent electric three-way flowrate distributing valve as claimed in claim 1 is characterized in that the liquid entering hole (a) of valve body (1) locates to be provided with temperature transducer insertion seat (24), can insert temperature transducer (18) in it; The fluid temperature signal that temperature transducer (18) produces is through amplifying, and A/D converter is delivered in conditioning; Manually the set positions signal of temperature control regulator (19) is delivered to the A/D converter on the MCU.
4. as claim 1 or 2 or 3 described intelligent electric three-way flowrate distributing valves, it is characterized in that the stage casing of described spool (11) is provided with the cone that two bottom surfaces coincide, cone and spool (11) coaxial line.
5. intelligent electric three-way flowrate distributing valve as claimed in claim 4 is characterized in that the cone in described spool (11) stage casing is provided with boss, and the boss both sides are respectively equipped with seal ring (12).
6. intelligent electric three-way flowrate distributing valve as claimed in claim 5 is characterized in that the angle α of the center line of the center line of through hole (e) of described valve seat (9) and spool (11) is 20-45 °.
7. intelligent electric three-way flowrate distributing valve as claimed in claim 6 is characterized in that being connected to that polygon prism is connected or being that slide key connects between spool (11) and the valve gap (6).
8. intelligent electric three-way flowrate distributing valve as claimed in claim 7 is characterized in that being provided with seal ring (4) between valve gap (6) and the valve body (1).
9. intelligent electric three-way flowrate distributing valve as claimed in claim 8 is characterized in that the end of liquid entering hole (a), liquid outlet (b) and bypass liquid outlet (c) in valve body (1) is provided with movable joint (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520079483 CN2924207Y (en) | 2005-09-28 | 2005-09-28 | Intelligent motor three-way flow distributing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520079483 CN2924207Y (en) | 2005-09-28 | 2005-09-28 | Intelligent motor three-way flow distributing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2924207Y true CN2924207Y (en) | 2007-07-18 |
Family
ID=38260639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520079483 Expired - Fee Related CN2924207Y (en) | 2005-09-28 | 2005-09-28 | Intelligent motor three-way flow distributing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2924207Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058495A (en) * | 2018-08-15 | 2018-12-21 | 山东科技大学 | A kind of proportional valve and its working method |
| TWI704284B (en) * | 2019-07-05 | 2020-09-11 | 金泰和 | Pump back stream preventing structure for semiconductor manufacturing device |
| CN112127451A (en) * | 2020-10-09 | 2020-12-25 | 东莞市金泰厨卫科技有限公司 | Intelligent ceramic rotor barrel type energy-saving flushing valve of flush toilet |
-
2005
- 2005-09-28 CN CN 200520079483 patent/CN2924207Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058495A (en) * | 2018-08-15 | 2018-12-21 | 山东科技大学 | A kind of proportional valve and its working method |
| CN109058495B (en) * | 2018-08-15 | 2023-08-29 | 山东科技大学 | Quantitative valve and working method thereof |
| TWI704284B (en) * | 2019-07-05 | 2020-09-11 | 金泰和 | Pump back stream preventing structure for semiconductor manufacturing device |
| CN112127451A (en) * | 2020-10-09 | 2020-12-25 | 东莞市金泰厨卫科技有限公司 | Intelligent ceramic rotor barrel type energy-saving flushing valve of flush toilet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |