CN204358162U - Thermostatic valve hot and cold water flow control device - Google Patents
Thermostatic valve hot and cold water flow control device Download PDFInfo
- Publication number
- CN204358162U CN204358162U CN201420819342.1U CN201420819342U CN204358162U CN 204358162 U CN204358162 U CN 204358162U CN 201420819342 U CN201420819342 U CN 201420819342U CN 204358162 U CN204358162 U CN 204358162U
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- cold water
- mounting hole
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- needle
- hot
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Abstract
The utility model discloses a kind of thermostatic valve hot and cold water flow control device, comprise spool, manual tune knob, motor adjusting knob; Spool four side has manual tune knob mounting hole, cold water interface, motor adjusting knob mounting hole, interface of hot water successively; Spool top has warm water outlet; Valve core inside has hybrid channel, cold water channel, hot water channel, warm water passage; Wherein manual tune knob mounting hole is communicated with motor adjusting knob mounting hole by hybrid channel, cold water interface is communicated with hybrid channel by cold water channel, interface of hot water is communicated with motor adjusting knob mounting hole by hot water channel, and manual tune knob mounting hole is by warm water passage and warm water outlet; Above-mentioned manual tune knob is fixed in manual tune knob mounting hole, and motor adjusting knob is fixed in motor adjusting knob mounting hole.The utility model can solve and how seal the hot and cold water in thermostatic valve and the technical problem of Flow-rate adjustment.
Description
Technical field
The utility model relates to the thermostatic valve in a kind of constant-temperature water faucet, in a kind of thermostatic valve, hot and cold water is carried out to the mechanism of Flow-rate adjustment specifically.
Background technique
Existing water heater is generally that the ratio and water-outlet quantity by regulating hot and cold water manually carrys out adjusting water outlet temperature.But this regulative mode is comparatively rough, is difficult to rapidly, reaches expection water temperature accurately, not only lose time and water resources, also there is the risk easily causing user to be burned or catch a cold, use inconvenience.
There is the thermostatic valve of the automatic adjustment realized using thermosensitive element as temperature transducer hot water or cold water's valve opening in recent years, but this design is slow because structure problem can exist constant temperature speed, and the temperature variation caused the change of hydraulic pressure can not rapid-action problem.
Model utility content
The purpose of this utility model is to provide a kind of thermostatic valve hot and cold water flow control device, solves and how seals the hot and cold water in thermostatic valve and the technical problem of Flow-rate adjustment.
Thermostatic valve hot and cold water flow control device, comprises spool, manual tune knob, motor adjusting knob; Spool four side has manual tune knob mounting hole, cold water interface, motor adjusting knob mounting hole, interface of hot water successively; Spool top has warm water outlet; Valve core inside has hybrid channel, cold water channel, hot water channel, warm water passage; Wherein manual tune knob mounting hole is communicated with motor adjusting knob mounting hole by hybrid channel, cold water interface is communicated with hybrid channel by cold water channel, interface of hot water is communicated with motor adjusting knob mounting hole by hot water channel, and manual tune knob mounting hole is by warm water passage and warm water outlet; Above-mentioned manual tune knob is fixed in manual tune knob mounting hole, and motor adjusting knob is fixed in motor adjusting knob mounting hole.
Described motor adjusting knob comprises motor, screw rod, valve head, needle, guide sleeve, telescopic head with power supply; Screw sleeve is on the running shaft of motor, and this screw rod outer side surface has outside thread; The outer annular face of valve head has needle mounting hole, and needle to be fixed on this needle mounting hole and to be in equally on the outside thread of screw rod; Guide sleeve is enclosed within valve head outside, and this guide sleeve has needle locating slot with needle corresponding position; The front end of valve head is run through guide sleeve and is combined together with telescopic head.
Coning, middle-end becomes corrugated tube shape in the front end of described telescopic head, and rear end has valve head front end trepanning.
Also overlapping between described guide sleeve outside and telescopic head has to seal a spacer ring, and sealing spacer ring inside has the cavity of hollow, and inner top surface and the needle of this cavity have gap.
Described outside motor also has inner sleeve and overcoat from inside to outside; Motor is in inner sleeve, and inner sleeve opening direction is towards motor, and overcoat opening direction is contrary with inner sleeve opening direction, and this inner sleeve mask outwardly has a motor wire attachment hole, and overcoat marginal position has an annular seal ring standing groove.
Described motor is stepper motor or actuating motor.
Described manual tune knob comprises flow adjustment knob, screw rod, valve head, needle, guide sleeve, telescopic head; Flow adjustment knob is in screw rod outside, and this screw sleeve is on flow adjustment knob, and this screw rod has outside thread on the rightabout outer side surface of relative discharge adjusting knob; The outer annular face of valve head has needle mounting hole, and needle to be fixed on this needle mounting hole and to be in equally on the outside thread of screw rod; Guide sleeve is enclosed within valve head outside, and this guide sleeve has needle locating slot with needle corresponding position; The front end of valve head is run through guide sleeve and is combined together with telescopic head.
Coning, middle-end becomes corrugated tube shape in the front end of described telescopic head, and rear end has valve head front end trepanning.
Also have a limiting board between described flow adjustment knob and screw rod, this limiting board has restraining groove, guide sleeve has the set screw corresponding with restraining groove at corresponding position.
Also overlapping between described guide sleeve outside and telescopic head has to seal a spacer ring, and sealing spacer ring inside has the cavity of hollow, and inner top surface and the needle of this cavity have gap.
The beneficial effects of the utility model are:
1, four sides of spool and top are provided with the structure such as hole, mouth of corresponding assembly, make full use of spool like this, reduce the overall volume of spool, avoid valve core length long.
2, the flow of mode to hot water adopting screw rod to promote regulates, so relatively traditional regulative mode accurate quick more.
3, coning, middle-end becomes corrugated tube shape in the front end of telescopic head; In flexible cephalomotor process, remain good sealing effect like this, adopt this structure to adopt the structure of seal ring to have better sealing effect relative to other.
4, sealing spacer ring by increasing by one again between and telescopic head outside at guide sleeve, realizing secondary seal like this, significantly improving the sealing effect of whole thermostatic valve.
5, by increasing an inner sleeve and an overcoat at outside motor, the opening direction of inner sleeve and overcoat is contrary and overcoat marginal position is also provided with seal ring; So good water proof sealing is carried out to motor.
6, by increasing a limiting board between flow adjustment knob and screw rod, preventing user from rotating through wide-angle like this, protecting whole mechanism.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of thermostatic valve hot and cold water flow control device;
Fig. 2 is the thermostatic valve hot and cold water flow control device opposite side decomposing schematic representation in Fig. 1;
Fig. 3 is the schematic diagram showing cold water channel in spool;
Fig. 4 is the schematic diagram showing cold water channel, hybrid channel, hot water channel in spool;
Fig. 5 is the schematic diagram showing hot water channel in spool;
Fig. 6 is the schematic diagram showing cold water channel, hybrid channel, warm water passage in spool;
Fig. 7 is the schematic diagram of display spool warm water passage and warm water outlet;
Fig. 8 is the decomposing schematic representation of the motor adjusting knob in Fig. 1;
Fig. 9 is the schematic diagram of screw rod in Fig. 8;
Figure 10 is the schematic diagram of valve head in Fig. 8;
Figure 11 is the schematic diagram of manual tune knob;
The schematic diagram that Figure 12 is valve head in Figure 11, needle, guide sleeve coordinate;
Figure 13 is the cooperation schematic diagram of valve core inside parts;
Figure 14 is the cooperation schematic diagram of valve core inside parts opposite side;
1. spools in figure, 11. manual tune knob mounting holes, 12. cold water interfaces, 13. motor adjusting knob mounting holes, 14. interface of hot water, 15. warm water outlets, 16. hybrid channels, 17. cold water channels, 18. hot water channels, 19. warm water passages,
2. manual tune knob, 21. flow adjustment knob, 212. anistree axle mounting holes, 22. limiting boards, 221. screw rod punched out, 222. arc-shaped limit grooves, 23. screw rods, 24. valve heads, 241. valve head front ends, 242. valve head rearward end, 2421. needle mounting hole, 25. needles, 26. guide sleeves, 261. needle locating slots, 27. telescopic heads, 271. valve head front end trepannings, 28. guide sleeve fixed plates, 29. sealing spacer rings, 3. motor adjusting knob, 31. motors, 32. screw rods, 33. valve heads, 331. valve head front ends, 332. valve head rearward end, 3321. needle mounting hole, 34. needles, 35. guide sleeves, 351. needle locating slots, 36. telescopic heads, 361. valve head front end trepannings, 37. seal rings, 38. sealing spacer rings, 39. rubber trim rings, 4. inner sleeve, 41. motor wire attachment holes, 5. overcoat, 51. seal ring standing grooves.
Embodiment
Please refer to Fig. 1 to Figure 14, the thermostatic valve hot and cold water flow control device in figure, comprise a spool 1, manual tune knob 2, motor adjusting knob 3.Wherein spool 1 flows into and mixing for cold water, hot water.After manual tune knob 2 is mixed into warm water for hot and cold water, the amount that it flows out is controlled; Motor adjusting knob 3 is for controlling the inlet of hot water and then controlling last water-exit temperature.
Spool 1 entirety is a square body formula structure, and four sides have manual tune knob mounting hole 11, cold water interface 12, motor adjusting knob mounting hole 13, interface of hot water 14 successively; Wherein cold water interface 12 is arranged with interface of hot water 14 one-tenth symmetric type, and above-mentioned two mounting holes become symmetric type to arrange equally.Spool 1 top has warm water outlet 15.Spool 1 inside has 16, one, hybrid channel cold water channel, 17, hot water channel, 18, warm water passage 19; Hybrid channel 16 is positioned at spool 1 bosom position, and it is for being communicated with manual tune knob mounting hole 11 and motor adjusting knob mounting hole 13, and this passage is also the passage of cold water and hot water mixing.Cold water channel 17 is positioned at side, hybrid channel 16 for connecting hybrid channel 16 and cold water interface 12, and the cold water flowed into from cold water interface 12 so just enters into hybrid channel 16 by this passage to carry out mixing with hot water.Hot water channel 18 is arranged on and is communicated with for being communicated with interface of hot water 14 and motor adjusting knob mounting hole 13 between interface of hot water 14 and motor adjusting knob mounting hole 13, and such hot water just can enter in motor adjusting knob mounting hole 13 from interface of hot water 14 and then enter hybrid channel 16 and cold water mix.Warm water passage 19 is arranged on manual tune knob mounting hole 11 and warm water exports between 15, just can flow out to warm water outlet 15 in manual tune knob mounting hole 11, thus the flow of the water of outflow and temperature are controlled after such hot and cold water mixing.
Manual tune knob 2 is fixed in manual tune knob mounting hole 11, and this manual tune knob 2 comprises a flow adjustment knob 21, limiting board 22, screw rod 23, valve head 24, needle 25, guide sleeve 26, telescopic head 27.
Flow adjustment knob 21 is common knob, has anistree axle mounting hole 212 in the middle of it.
Limiting board 22 one-tenth planar, in the middle of it, there is screw rod punched out 221, position, both sides of the edge has spacing arc-shaped limit groove 222, this limiting board 22 is fixed together with flow adjustment knob 21, when flow adjustment knob 21 rotates, it also follows rotation, allow when rotating to certain angle, the screw on guide sleeve fixed plate 28 will limit the rotation of this limiting board 22, and then flow adjustment knob 21 is stopped the rotation.
The leading portion of screw rod 23 has anistree axle construction, and this anistree axle construction is enclosed within the anistree axle mounting hole 212 of flow adjustment knob 21, and the neutral position of screw rod 23 is then fixed in the screw rod punched out 221 in the middle of limiting board 22, and inner outer side surface has outside thread.
Valve head 24 has former and later two ends, i.e. valve head front end 241 and valve head rearward end 242; Wherein the diameter of valve head front end 241 is less than the diameter of valve head rearward end 242; Wherein valve head front end 241 is for entangling telescopic head 27, and valve head rearward end 242 is for fixing needle 25 and coordinate with screw rod 23.The front end of valve head 24 is tapered, corresponding with the interior shape of telescopic head 27 like this.The outer annular face of valve head rearward end 242 also have upper and lower two needle mounting holes 2421, needle 25 to be just enclosed within this needle mounting hole 2421 and to be on the outside thread of screw rod 23 equally, just can drive needle 25 to-and-fro motion like this when the outside thread of screw rod 23 rotates.
It is outside that guide sleeve 26 is enclosed within valve head 24, and this guide sleeve 26 has needle locating slot 261 with needle 25 corresponding position, and this guide sleeve 26 front end has opening and runs through guide sleeve 26 for the front end of valve head 24 and valve head 24 front end and telescopic head 27 are combined together.In order to make to seal between guide sleeve 26 and telescopic head 27, a sealing spacer ring 29 can be increased between both, sealing spacer ring 29 inside has the cavity of hollow, inner top surface and the needle 25 of this cavity have gap, such needle 25 just can have living space and move in sealing spacer ring 29, can not be blocked by it.In order to make this guide sleeve 26 be fixed on spool 1, this guide sleeve 26 can be fixed on a guide sleeve fixed plate 28.
Needle 25 is common rod-like structure, and its main effect is under the drive of screw rod 25, drive valve head 24 to move, thus drives telescopic head 27 horizontal motion.
Telescopic head 27 is flexible member, and rubber or silica gel can be adopted to make, and its front end is coning for shutoff hot water outlet 14, middle-end becomes corrugated tube shape, rear end has valve head front end trepanning 271, adopts the design of bellows uniqueness, thus make whole mechanism obtain good sealability at this.
Motor adjusting knob 3 is fixed in motor adjusting knob mounting hole 13, and this motor adjusting knob 3 comprises a motor 31, screw rod 32, valve head 33, needle 34, guide sleeve 35, telescopic head 36.
Motor 31 is micro-step motor, and it can realize along being rotated counterclockwise under less voltage, thus regulates hot water flow.Certainly this motor 31 also can adopt the motor of other types such as micro servo motor, as long as it meets rotarily drive screw rod horizontal motion.
Screw rod 32 is enclosed within the running shaft of above-mentioned motor 31, and this screw rod 32 outer side surface has outside thread.In order to make to seal between screw rod 32 and motor 31, screw rod 32 can made arc-shaped towards the end of motor 31, between this end and motor 31, increasing a seal ring 37 simultaneously.
Valve head 33 has former and later two ends, i.e. valve head front end 331 and valve head rearward end 332, and wherein the diameter of valve head front end 331 is less than the diameter of valve head rearward end 332; Wherein valve head front end 331 is for entangling telescopic head 36, and valve head rearward end 332 is for fixing needle 34 and coordinate with screw rod 32.The front end of valve head 33 is tapered, corresponding with the interior shape of telescopic head 36 like this.The outer annular face of valve head rearward end 332 also have upper and lower two needle mounting holes 3321, needle 34 to be just enclosed within this needle mounting hole 3321 and to be on the outside thread of screw rod 32 equally, just can drive needle 34 to-and-fro motion like this when the outside thread of screw rod 32 rotates.
It is outside that guide sleeve 35 is enclosed within valve head 33, and this guide sleeve 35 has needle locating slot 351 with needle 34 corresponding position, and this guide sleeve 35 front end has opening and runs through guide sleeve 35 for the front end of valve head 33 and the front end of valve head and telescopic head 36 are combined together.In order to make to seal between guide sleeve 35 and telescopic head 36, a sealing spacer ring 38 can be increased between both, sealing spacer ring 38 inside has the cavity of hollow, inner top surface and the needle 34 of this cavity have gap, such needle 34 just can have living space and move in sealing spacer ring 38, can not be blocked by it.In order to make to seal between sealing spacer ring 38 and telescopic head 36, can sealing spacer ring 38 above or front-end face inside inlay a rubber trim ring 39.
Needle 34 is common rod-like structure, and its main effect is under the drive of screw rod 32, drive valve head 33 to move, thus drives telescopic head 36 horizontal motion.
Telescopic head 36 is flexible member, and rubber or silica gel can be adopted to make, and its front end is coning for shutoff hot water outlet 14, middle-end becomes corrugated tube shape, rear end has valve head front end trepanning 361, adopts the design of bellows uniqueness, thus make whole mechanism obtain good sealability at this.
Thermostatic valve often can be poured by water in use, may damage outside if motor 31 is exposed, so add an inner sleeve 4 and an overcoat 5 in its outside especially; Motor 31 is in inner sleeve 4, this inner sleeve 4 opening direction is towards motor 31, this inner sleeve 4 mask outwardly has a motor wire attachment hole 41, extraneous power supply provides power supply just can to motor 31 by this motor wire attachment hole 41, overcoat 5 marginal position has an annular seal ring standing groove 51, make motor 31 can seal with external insulation like this, avoid water permeation inner to motor 31, cause the damage of motor 31.
First cold water enter in cold water channel 17 by cold water interface 12, then enters into hybrid channel 16; First hot water enter in hot water channel 18 by interface of hot water 14, then enters in motor adjusting knob mounting hole 13 successively, hybrid channel 16 and cold water mix; The mixed warm water of hot and cold water enters into manual tune knob mounting hole 11 successively, warm water passage 19, warm water outlet 15 are finally derived.When reducing to needs or improve the warm water temperature of water outlet, motor adjusting knob 13 drive motor can be used to rotate, enter the inlet reducing or increase hot water; When needing the water-outlet quantity reducing or increase warm water, manual tune knob 2 can be used.
Claims (10)
1. thermostatic valve hot and cold water flow control device, is characterized in that: comprise spool, manual tune knob, motor adjusting knob; Spool four side has manual tune knob mounting hole, cold water interface, motor adjusting knob mounting hole, interface of hot water successively; Spool top has warm water outlet; Valve core inside has hybrid channel, cold water channel, hot water channel, warm water passage; Wherein manual tune knob mounting hole is communicated with motor adjusting knob mounting hole by hybrid channel, cold water interface is communicated with hybrid channel by cold water channel, interface of hot water is communicated with motor adjusting knob mounting hole by hot water channel, and manual tune knob mounting hole is by warm water passage and warm water outlet; Above-mentioned manual tune knob is fixed in manual tune knob mounting hole, and motor adjusting knob is fixed in motor adjusting knob mounting hole.
2. according to the thermostatic valve hot and cold water flow control device described in claim 1, it is characterized in that: described motor adjusting knob comprises motor, screw rod, valve head, needle, guide sleeve, telescopic head with power supply; Screw sleeve is on the running shaft of motor, and this screw rod outer side surface has outside thread; The outer annular face of valve head has needle mounting hole, and needle to be fixed on this needle mounting hole and to be in equally on the outside thread of screw rod; Guide sleeve is enclosed within valve head outside, and this guide sleeve has needle locating slot with needle corresponding position; The front end of valve head is run through guide sleeve and is combined together with telescopic head.
3. according to the thermostatic valve hot and cold water flow control device described in claim 2, it is characterized in that: coning, middle-end becomes corrugated tube shape in the front end of described telescopic head, rear end has valve head front end trepanning.
4. according to the thermostatic valve hot and cold water flow control device described in claim 2, it is characterized in that: also overlapping between described guide sleeve outside and telescopic head has to seal a spacer ring, sealing spacer ring inside has the cavity of hollow, and inner top surface and the needle of this cavity have gap.
5., according to the thermostatic valve hot and cold water flow control device described in claim 2, it is characterized in that: described outside motor also has inner sleeve and overcoat from inside to outside; Motor is in inner sleeve, and inner sleeve opening direction is towards motor, and overcoat opening direction is contrary with inner sleeve opening direction, and this inner sleeve mask outwardly has a motor wire attachment hole, and overcoat marginal position has an annular seal ring standing groove.
6. according to the thermostatic valve hot and cold water flow control device described in claim 2, it is characterized in that: described motor is stepper motor or actuating motor.
7. according to the thermostatic valve hot and cold water flow control device described in claim 1, it is characterized in that: described manual tune knob comprises flow adjustment knob, screw rod, valve head, needle, guide sleeve, telescopic head; Flow adjustment knob is in screw rod outside, and this screw sleeve is on flow adjustment knob, and this screw rod has outside thread on the rightabout outer side surface of relative discharge adjusting knob; The outer annular face of valve head has needle mounting hole, and needle to be fixed on this needle mounting hole and to be in equally on the outside thread of screw rod; Guide sleeve is enclosed within valve head outside, and this guide sleeve has needle locating slot with needle corresponding position; The front end of valve head is run through guide sleeve and is combined together with telescopic head.
8. according to the thermostatic valve hot and cold water flow control device described in claim 7, it is characterized in that: coning, middle-end becomes corrugated tube shape in the front end of described telescopic head, rear end has valve head front end trepanning.
9. according to the thermostatic valve hot and cold water flow control device described in claim 7, it is characterized in that: also there is between described flow adjustment knob and screw rod a limiting board, this limiting board has restraining groove, and guide sleeve has the set screw corresponding with restraining groove at corresponding position.
10. according to the thermostatic valve hot and cold water flow control device described in claim 7, it is characterized in that: also overlapping between described guide sleeve outside and telescopic head has to seal a spacer ring, sealing spacer ring inside has the cavity of hollow, and inner top surface and the needle of this cavity have gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420819342.1U CN204358162U (en) | 2014-12-21 | 2014-12-21 | Thermostatic valve hot and cold water flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420819342.1U CN204358162U (en) | 2014-12-21 | 2014-12-21 | Thermostatic valve hot and cold water flow control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204358162U true CN204358162U (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420819342.1U Expired - Fee Related CN204358162U (en) | 2014-12-21 | 2014-12-21 | Thermostatic valve hot and cold water flow control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204358162U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565496A (en) * | 2014-12-21 | 2015-04-29 | 绍兴大有机电有限公司 | Bathroom cold and hot water constant-temperature device |
| CN106352142A (en) * | 2016-11-29 | 2017-01-25 | 大唐陕西发电有限公司渭河热电厂 | Electric valve-opening device for manually operated valve with controllable rising and non-rising stems |
-
2014
- 2014-12-21 CN CN201420819342.1U patent/CN204358162U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565496A (en) * | 2014-12-21 | 2015-04-29 | 绍兴大有机电有限公司 | Bathroom cold and hot water constant-temperature device |
| CN106352142A (en) * | 2016-11-29 | 2017-01-25 | 大唐陕西发电有限公司渭河热电厂 | Electric valve-opening device for manually operated valve with controllable rising and non-rising stems |
| CN106352142B (en) * | 2016-11-29 | 2023-10-27 | 大唐陕西发电有限公司渭河热电厂 | Manual valve electric valve opening device capable of controlling bright and dark rods |
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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: 20150527 Termination date: 20201221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |