CN204573118U - Thermostatic valve - Google Patents
Thermostatic valve Download PDFInfo
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- CN204573118U CN204573118U CN201520236079.8U CN201520236079U CN204573118U CN 204573118 U CN204573118 U CN 204573118U CN 201520236079 U CN201520236079 U CN 201520236079U CN 204573118 U CN204573118 U CN 204573118U
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- valve
- guide pin
- rod
- pin bushing
- temperature
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Abstract
The utility model discloses a kind of thermostatic valve, relate to a kind of pipeline valve, it can control domestic water pipeline system medium flow out valve time water temperature, thus guarantee the thermal equilibrium of whole hot water supply system, its structure is mainly made up of valve body, valve gap, valve rod and thermometer bulb etc., and have employed the design principle of thermometer bulb constant temperature structure, it carrys out control valve by the temperature-sensitive of thermometer bulb and opens and closes, thus ensures that the medium temperature that valve exports can not higher than setting temperature; Meanwhile, valve designs pressure-regulating device to set the cracking pressure of valve, also just achieve the object of setting valve Maximum operating temperature, therefore the thermostatic valve after improving has the advantages such as reasonable in design, temperature persistance and adjusting function are good, cost of production is low.
Description
Technical field
The utility model relates to a kind of pipeline valve, refers in particular to thermostatic valve.
Background technique
The domestic water pipeline system medium that can control thermostatic valve flows out water temperature during valve, thus guarantees the thermal equilibrium of whole hot water supply system.In fluid supply DRS pipe network variable water volume system, the drag evaluation of index circuit is often only considered during actual design, while the actuating pressure of system least favorable node is ensured, the actuating pressure of other node may much larger than design load, cause the hydraulic misadjustment of system, particularly in heating power and air-conditioning system, because the continuous change of heat energy in networking, therefore provide a kind of heat energy that can adapt to heating power networking to change and ensure that the thermostatic valve of heat supply constant temperature effect is necessary undoubtedly.The thermostatic valve sold in the market is various in style, usage mode is various, but structural design is too complicated, cost of production is higher, and the structural design of complexity also can affect the temperature persistance of valve and the lifting of adjusting function.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the defect of prior art and provides the thermostatic valve that a kind of reasonable in design, temperature persistance and adjusting function are good, cost of production is low.
Technical problem of the present utility model is achieved through the following technical solutions:
A kind of thermostatic valve, comprise valve body, interconnect and be arranged on the water intake at valve body two ends and water outlet, be arranged on the valve seat between entery and delivery port, valve gap that the lumen being arranged on body top, sealing are arranged on middle top of chamber and lifting movable sealing are arranged on valve rod in valve body, this valve rod lower end is provided with and forms with described valve seat the gasket seal sealing and open and close, and is provided with the hard-wired outer spring seat of sealing bottom described lumen; Described valve gap top is provided with pressure-regulating device, and be provided with thermometer bulb and the guide pin bushing of lifting activity installation in valve gap, this thermometer bulb upper end is connected on pressure-regulating device, and lower end pushing tow is on guide pin bushing; Described valve rod upper end air-tight movable is connected on the guide pin bushing in valve gap through outer spring seat, is set with inner spring and outer spring outward at valve rod; Described inner spring upper end pushing installation is on guide pin bushing, and lower end pushing installation is on the outer shoulder of valve rod; Described outer spring upper end pushing installation is on guide pin bushing, and lower end pushing installation is outside on spring seat.
Described pressure-regulating device comprises thread seal and is arranged on adjusting nut in valve gap top, and described thermometer bulb upper end is connected in adjusting nut.
Described valve gap top is provided with the dial be sleeved on outside valve gap, and described adjusting nut upper end is provided with setting sleeve, and described dial is connected on adjusting nut by this setting sleeve.
Described valve gap top is provided with the dust-proof cover be sleeved on outside valve gap and dial, and this dust-proof cover top is provided with transparent picture.
Described thermometer bulb comprises pushing rod sleeve, be arranged on rubber stopper in pushing rod sleeve and push rod, the sleeve being connected to pushing rod sleeve lower end, the barrier film that is arranged on the temperature-sensing wax in sleeve and is arranged between rubber stopper and temperature-sensing wax, described push rod upper end is connected on pressure-regulating device, and described sleeve lower end pushing tow is on guide pin bushing.
Linkage structure between described valve rod upper end and guide pin bushing is that valve rod movable upper end passes guide pin bushing and is provided with jump ring.
In described valve rod, shoulder is provided with inner spring seat, and described inner spring lower end pushing installation is on described inner spring seat.
Described guide pin bushing lower end is set to the multidiameter shaft making pushing installation for described inside and outside spring upper end.
Compared with prior art, the utility model mainly have employed the design principle of thermometer bulb constant temperature structure, and it mainly carrys out control valve by the temperature-sensitive of thermometer bulb and opens and closes, thus ensures that the medium temperature that valve exports can not higher than setting temperature; Meanwhile, valve designs pressure-regulating device to set the cracking pressure of valve, also just achieve the object of setting valve Maximum operating temperature, therefore the thermostatic valve after improving has the advantages such as reasonable in design, temperature persistance and adjusting function are good, cost of production is low.
Accompanying drawing explanation
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is the sectional structure schematic diagram of thermometer bulb.
Embodiment
To elaborate again to the utility model embodiment by above-mentioned accompanying drawing below.
As shown in Figure 1 and Figure 2,1. valve rod, 2. valve body, 21. water intakes, 22. water outlets, 23. lumens, 24. valve seats, 3. guide pin bushing, 4. jump ring, 5. thermometer bulb, 51. sleeves, 52. temperature-sensing waxes, 53. barrier films, 54. pushing rod sleeves, 55. rubber stoppers, 56. push rods, 6. valve gap, 7. adjusting nut, 8. transparent picture, 9. setting sleeve, 10. dial, 11. dust-proof cover, 12. outer springs, 13. inner springs, 14. inner spring seats, 15. outer spring seats, 16. gasket seals.
Thermostatic valve be a kind of by thermometer bulb 5 control principle come control valve open and close thus ensure valve export medium temperature can not higher than the pipeline valve of setting temperature, its structure is mainly made up of valve body 2, valve gap 6, valve rod 1 and thermometer bulb 5 etc.
Described valve body 2 adopts hollow tubular structure as shown in Figure 1, the through water intake of level 21 and water outlet 22 is respectively equipped with at valve body 2 two ends, entery and delivery port is all set to the structural type be threaded, valve seat 24 is provided with between entery and delivery port, this valve seat is actually the structure of a water port, and the line between the shaft axis of water port and entery and delivery port is vertical positional relationship.
Described valve body 2 top is the tubular structure upwards extended, lumen 23 is formed in this tubular structure, and the shaft axis of lumen is overlapping with the shaft axis of valve seat 24, be provided with outer spring seat 15 bottom lumen 23, this outer spring seat is fixedly mounted in lumen 23 by "O"-ring thread seal; Described valve rod 1 is the keying parts that lifting movable sealing is arranged in valve body 2, this valve rod 1 lower end is provided with and forms with valve seat 24 gasket seal 16 sealing and open and close, valve rod 1 movable upper end penetrates in lumen 23, the inner circumference that spring seat 15 contacts valve rod 1 is outside provided with the fixing "O"-ring of setting-in, using the dynamic seal be elevated as valve rod 1.
Described valve gap 6 is arranged on lumen 23 top by "O"-ring thread seal, from top to bottom sets gradually pressure-regulating device, thermometer bulb 5 and guide pin bushing 3 in this valve gap 6.
Described pressure-regulating device comprises screw thread and is arranged on adjusting nut 7 in valve gap 6 top, is provided with "O"-ring to connect sealing between adjusting nut and valve gap 6, it can be made to convert axial lifting moving to, namely reaching pressure regulation object by rotating adjusting nut 7; Described valve gap 6 top is provided with the dial 10 be sleeved on outside valve gap, and adjusting nut 7 upper end is provided with setting sleeve 9, dial 10 is connected on adjusting nut 7 by this setting sleeve, and coordinate the rotation of adjusting nut 7 and realize graduation indication effect, as set the peak of the operating temperature of valve according to dial 10 prompting.
Described valve gap 6 top is also provided with the dust-proof cover 11 be sleeved on outside valve gap 6 and dial 10, and this dust-proof cover top is provided with the transparent picture 8 made with clear glass or transparent plastic, has both served inner dust-proof effect, and has also facilitated the observation of dial 10.
As shown in Figure 2, it comprises pushing rod sleeve 54 to described thermometer bulb 5, be arranged on rubber stopper 55 in pushing rod sleeve and push rod 56, the sleeve 51 being connected to pushing rod sleeve 54 lower end, the barrier film 53 that is arranged on the temperature-sensing wax 52 in sleeve and is arranged between rubber stopper 55 and temperature-sensing wax 52; Wherein, push rod 56 is axially movably arranged in pushing rod sleeve 54, and this push rod 56 threaded upper ends is connected on adjusting nut 7, and modulated nut band action lifting moving, and sleeve 51 lower end pushing tow is on guide pin bushing 3.
The upper end that described valve rod 1 stretches into lumen 23 is movable is again provided with jump ring 4 through guide pin bushing 3, to prevent the dockingundocking between valve rod 1 and guide pin bushing 3, and the valve rod 1 being positioned at lumen 23 is provided with outer shoulder and be arranged on the inner spring seat 14 on outer shoulder, is also provided with and is sleeved on inner spring 13 outside valve rod 1 and outer spring 12; Described inner spring 13 upper end pushing installation is on guide pin bushing 3, and lower end pushing installation is on inner spring seat 14; Described outer spring 12 upper end pushing installation is on guide pin bushing 3, and lower end pushing installation is outside on spring seat 15.For the ease of the pushing installation of inside and outside spring upper end, guide pin bushing 3 lower end also needs to be set to multidiameter shaft.
Working principle of the present utility model is: when the pressure medium of valve body 2 water intake 21 is greater than the pretightening force of inner spring 13, promotion valve rod 1 moves upward by medium, and gasket seal 16 departs from valve seat 24 and valve is opened thereupon; When the medium temperature in valve body 2 is greater than the setting value of thermometer bulb 5, thermometer bulb 5 expanded by heating promotes sleeve 51 pushing tow guide pin bushing 3 and moves downward, then valve rod 1 also drives gasket seal 16 to contact valve seat 24, then valve closing thereupon moving downward; In addition, by rotating adjusting nut 7, and point out according to dial 10 and set the cracking pressure of valve, also just achieving the object of setting valve working temperature maximum.
Claims (8)
1. a thermostatic valve, comprise valve body (2), interconnect and be arranged on water intake (21) and the water outlet (22) at valve body (2) two ends, be arranged on into, valve seat (24) between water outlet, be arranged on the lumen (23) at valve body (2) top, sealing is arranged on the valve gap (6) at lumen (23) top, and lifting movable sealing is arranged on the valve rod (1) in valve body (2), this valve rod lower end is provided with the gasket seal (16) forming with described valve seat (24) and seal and open and close, it is characterized in that described lumen (23) bottom is provided with the hard-wired outer spring seat (15) of sealing, described valve gap (6) top is provided with pressure-regulating device, and be provided with thermometer bulb (5) and the guide pin bushing (3) of lifting activity installation in valve gap (6), this thermometer bulb (5) upper end is connected on pressure-regulating device, and lower end pushing tow is on guide pin bushing (3), described valve rod (1) upper end air-tight movable is connected on the guide pin bushing (3) in valve gap (6) through outer spring seat (15), is set with inner spring (13) and outer spring (12) outward at valve rod (1), described inner spring (13) upper end pushing installation is on guide pin bushing (3), and lower end pushing installation is on the outer shoulder of valve rod (1), described outer spring (12) upper end pushing installation is on guide pin bushing (3), and lower end pushing installation is outside on spring seat (15).
2. thermostatic valve according to claim 1, it is characterized in that described pressure-regulating device comprises thread seal and is arranged on adjusting nut (7) in valve gap (6) top, described thermometer bulb (5) upper end is connected in adjusting nut (7).
3. thermostatic valve according to claim 1 and 2, it is characterized in that described valve gap (6) top is provided with the dial (10) be sleeved on outside valve gap, described adjusting nut (7) upper end is provided with setting sleeve (9), and described dial (10) is connected on adjusting nut (7) by this setting sleeve.
4. thermostatic valve according to claim 1 and 2, it is characterized in that described valve gap (6) top is provided with and be sleeved on valve gap (6) and dial (10) dust-proof cover outward (11), this dust-proof cover top is provided with transparent picture (8).
5. thermostatic valve according to claim 1 and 2, it is characterized in that described thermometer bulb (5) comprises pushing rod sleeve (54), is arranged on rubber stopper (55) in pushing rod sleeve and push rod (56), the sleeve (51) being connected to pushing rod sleeve (54) lower end, the barrier film (53) that is arranged on the temperature-sensing wax (52) in sleeve (51) and is arranged between rubber stopper (55) and temperature-sensing wax (52), described push rod (56) upper end is connected on pressure-regulating device, and described sleeve (51) lower end pushing tow is on guide pin bushing (3).
6. thermostatic valve according to claim 1 and 2, is characterized in that the linkage structure between described valve rod (1) upper end and guide pin bushing (3) is that valve rod (1) movable upper end passes guide pin bushing (3) and is provided with jump ring (4).
7. thermostatic valve according to claim 1 and 2, it is characterized in that in described valve rod (1), shoulder is provided with inner spring seat (14), described inner spring (13) lower end pushing installation is on described inner spring seat (14).
8. thermostatic valve according to claim 1 and 2, is characterized in that described guide pin bushing (3) lower end is set to the multidiameter shaft making pushing installation for described inside and outside spring (13,12) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236079.8U CN204573118U (en) | 2015-04-20 | 2015-04-20 | Thermostatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236079.8U CN204573118U (en) | 2015-04-20 | 2015-04-20 | Thermostatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204573118U true CN204573118U (en) | 2015-08-19 |
Family
ID=53865759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520236079.8U Active CN204573118U (en) | 2015-04-20 | 2015-04-20 | Thermostatic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204573118U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642613A (en) * | 2017-09-24 | 2018-01-30 | 中国航天建设集团有限公司 | Interior debugging adjustable KV value thermostatic valve |
| CN109074105A (en) * | 2016-03-23 | 2018-12-21 | 韦内特公司 | Method for the thermostatic valve of fluidic circuit and for manufacturing this thermostatic valve |
-
2015
- 2015-04-20 CN CN201520236079.8U patent/CN204573118U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109074105A (en) * | 2016-03-23 | 2018-12-21 | 韦内特公司 | Method for the thermostatic valve of fluidic circuit and for manufacturing this thermostatic valve |
| CN109074105B (en) * | 2016-03-23 | 2020-10-02 | 韦内特公司 | Thermostatic valve for a fluid flow circuit and method for producing such a thermostatic valve |
| US11402025B2 (en) | 2016-03-23 | 2022-08-02 | Vernet | Thermostatic valve for a fluid flow circuit, and method for producing such a thermostatic valve |
| CN107642613A (en) * | 2017-09-24 | 2018-01-30 | 中国航天建设集团有限公司 | Interior debugging adjustable KV value thermostatic valve |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |