CN103322206B - A kind of thermostat valve - Google Patents
A kind of thermostat valve Download PDFInfo
- Publication number
- CN103322206B CN103322206B CN201310228823.5A CN201310228823A CN103322206B CN 103322206 B CN103322206 B CN 103322206B CN 201310228823 A CN201310228823 A CN 201310228823A CN 103322206 B CN103322206 B CN 103322206B
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- piston
- intercommunicating pore
- assembly
- fluid
- diaphragm seal
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- 239000011148 porous material Substances 0.000 claims abstract description 53
- 239000012530 fluid Substances 0.000 claims abstract description 44
- 238000012856 packing Methods 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000008676 import Effects 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
Abstract
The invention discloses a kind of Novel temperature control valve, comprise valve body, be arranged on the piston assembly in valve body, and temperature controller component, valve body offers fluid inlet, fluid output and communication of fluid import, the passage of fluid output, piston assembly comprises piston and is arranged on the elastic packing plug component on piston, channel setting is corresponding with piston and can supplies piston reciprocating sliding piston cylinder structure, be configured with in passage and be communicated with and the intercommunicating pore assembly corresponding with elastic packing plug component with fluid output, passage can be flowed through successively after fluid enters from fluid inlet, export from fluid output after intercommunicating pore assembly, described elastic packing plug component can be closed intercommunicating pore assembly by piston top press seal, because the elastic force effect of elastic packing plug component can cushion pressure on top surface, reduce the impact of thermostat valve, extend the working life of thermostat valve, and sealing more closely reliable that elastic force can make diaphragm seal and intercommunicating pore assembly, sealed precision is higher, sealing effect is better, Security is higher.
Description
Technical field
The present invention relates to a kind of thermostat valve of outer temperature-sensitive regulating valve switch.
Background technique
Thermostat valve is the typical apply of flow control valve in domain of control temperature, it is produced expansion by the conversion of external temperature-sensitive bag because of temperature or is shunk drive push rod, push rod promotes piston, block or open fluid passage to regulate fluid flow by the plug of piston or piston upper end, but the plug of the plug of piston or piston upper end is generally rigid construction, be rigidly connected between push rod, piston, plug, the precision of its sealing is not high yet, sealability is bad, easily seepage occurs.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides that a kind of sealed precision is high, the thermostat valve of good seal performance.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of thermostat valve, comprise valve body, be arranged on the piston assembly in valve body, and temperature controller component, described valve body offers fluid inlet, fluid output and communication of fluid import, the passage of fluid output, described temperature controller component can press piston assembly closed channel in hard to bear externally temperature influence expansion top, described piston assembly comprises piston and is arranged on the elastic packing plug component on piston, described channel setting is corresponding with piston and can supplies piston reciprocating sliding piston cylinder structure, be configured with in described passage and be communicated with and the intercommunicating pore assembly corresponding with elastic packing plug component with fluid output, passage can be flowed through successively after fluid enters from fluid inlet, export from fluid output after intercommunicating pore assembly, described elastic packing plug component can be closed intercommunicating pore assembly by piston top press seal.
Described piston is provided with a position-limited shaft, described elastic packing plug component comprises diaphragm seal and elastic washer, described diaphragm seal and elastic washer offer the through hole corresponding with the position-limited shaft diameter of axle, described position-limited shaft successively through elastic washer, be fixed on piston after diaphragm seal, be provided with above described position-limited shaft can compress elastic washer, diaphragm seal and limit elastic washer, back-up ring that diaphragm seal skids off.
Described position-limited shaft is a bolt structure, position-limited shaft bottom is provided with screw thread, be the plain shaft structure corresponding with the through hole of elastic washer, diaphragm seal in the middle part of position-limited shaft, the back-up ring above position-limited shaft is a nut, and described position-limited shaft is threaded connection and is mounted on piston and press seal sheet and elastic washer.
Offer an intercommunicating pore below described intercommunicating pore assembly, on the downside of described intercommunicating pore, be provided with the annular flange flange corresponding with diaphragm seal.
The end face that described elastic washer is corresponding with diaphragm seal is provided with annular relief.
Returnning spring is configured with between described intercommunicating pore assembly and piston assembly.
Described intercommunicating pore assembly is the column construction that can coordinate with passage, and intercommunicating pore assembly can slide up and down along passage, is provided with the screw thread top-pressure mechanism that can push up pressure intercommunicating pore component slippage above described valve body.
Described valve body is configured with the reset valve assembly of communication of fluid import and intercommunicating pore assembly.
Described temperature controller component comprises temperature-sensitive bag, tip-lever support, push rod body, described valve body lower end is provided with thermometer bulb chamber, described tip-lever support and push rod body are arranged in this thermometer bulb chamber, described tip-lever support is provided with an axis of guide, described push rod body lower end is provided with guiding groove, described push rod body top pressure piston, described guiding groove is inserted in the axis of guide and push rod body can be reciprocatingly slided along the axis of guide, a cavity is offered in the described axis of guide, described temperature-sensitive bag and this cavity conducting, and described temperature-sensitive bag and cavity are equipped with the liquid that can expand with heat and contract with cold.
Described tip-lever support and the external side of push rod are provided with a bellows, and described bellows forms a seal space at tip-lever support and push rod body, and sealing space can with the cavity conducting in the axis of guide.
The invention has the beneficial effects as follows: on piston, be provided with elastic packing plug component, channel setting is corresponding with piston and can supplies piston reciprocating sliding piston cylinder structure, be configured with in passage and be communicated with and the intercommunicating pore assembly corresponding with elastic packing plug component with fluid output, passage can be flowed through successively after fluid enters from fluid inlet, export from fluid output after intercommunicating pore assembly, elastic packing plug component can be closed intercommunicating pore assembly by piston top press seal, elastic packing plug component comprises diaphragm seal and elastic washer, diaphragm seal adopts rigid material to make, elastic washer adopts elastic material as rubber, silica gel etc. are made, when diaphragm seal by top press move closed communication hole time, pressure on top surface can be cushioned by the elastic force effect of elastic washer, reduce the impact of thermostat valve, extend the working life of thermostat valve, and sealing more closely reliable that the elastic force effect of elastic washer can make diaphragm seal and intercommunicating pore, sealed precision is higher, sealing effect is better, Security is higher, in addition, elastic washer is pressed between diaphragm seal and piston, directly do not clashed into by top pressure, not fragile, the longer service life of part.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is one of generalized section of the present invention;
Fig. 3 is generalized section two of the present invention;
Fig. 4 is decomposing schematic representation of the present invention;
Fig. 5 is the close-up schematic view of part A in Fig. 4 of the present invention.
Embodiment
Referring to figs. 1 through Fig. 5, Fig. 1 to Fig. 5 is the structural representation of the present invention's specific embodiment, as shown in the figure, in the present embodiment, thermostat valve of the present invention and gas-fired boiler as the valve 9 of gas water-heater etc. with the use of, a kind of thermostat valve, comprise valve body 1, be arranged on the piston assembly in valve body 1, and temperature controller component, described valve body 1 offers fluid inlet 11, fluid output 12 and communication of fluid import 11, the passage 13 of fluid output 12, described temperature controller component can press piston assembly closed channel 13 in hard to bear externally temperature influence expansion top, described piston assembly comprises piston 21 and is arranged on the elastic packing plug component on piston 21, described passage 13 is set to corresponding with piston 21 and can reciprocatingly slides piston cylinder structure for piston 21, be configured with in described passage 13 and be communicated with and the intercommunicating pore assembly 4 corresponding with elastic packing plug component with fluid output 12, passage 13 can be flowed through successively after fluid enters from fluid inlet 11, export from fluid output 12 after intercommunicating pore assembly 4, described elastic packing plug component can be pushed up press seal by piston 21 and close intercommunicating pore assembly 4, and Returnning spring 5 is configured with between intercommunicating pore assembly 4 and piston assembly, when temperature controller component no longer pushes up pressure piston assembly assembly, intercommunicating pore assembly 4 is separated to open intercommunicating pore assembly 4 under the elastic force effect of Returnning spring 5 with piston assembly.
As shown in the figure, piston 21 is provided with a position-limited shaft 211, described elastic packing plug component comprises diaphragm seal 22 and elastic washer 23, described diaphragm seal 22 and elastic washer 23 offer the through hole corresponding with position-limited shaft 211 diameter of axle, described position-limited shaft 211 is successively through elastic washer 23, be fixed on piston 21 after diaphragm seal 22, be provided with above described position-limited shaft 211 and can compress elastic washer 23, diaphragm seal 22 also limits elastic washer 23, the back-up ring 212 that diaphragm seal 22 skids off, in the present embodiment, position-limited shaft 211 is a bolt structure, position-limited shaft 211 bottom is provided with screw thread, in the middle part of position-limited shaft 211 be and elastic washer 23, the plain shaft structure that the through hole of diaphragm seal 22 is corresponding, back-up ring 212 above position-limited shaft 211 is a nut, described position-limited shaft 211 is threaded connection and is mounted on piston 21 and press seal sheet 22 and elastic washer 23, an intercommunicating pore 41 is offered below intercommunicating pore assembly 4, the annular flange flange 132 corresponding with diaphragm seal 22 is provided with on the downside of described intercommunicating pore 41, make diaphragm seal 22 more closely reliable with the sealing of intercommunicating pore assembly 4, and elastic washer 23 end face corresponding with diaphragm seal 22 is provided with annular relief 231, when elastic washer 23 and diaphragm seal 22 are compacted, annular relief 231 is extruded distortion, make more reliable of the sealing between elastic washer 23 and diaphragm seal 22.
As shown in the figure, described temperature controller component comprises temperature-sensitive bag 31, tip-lever support 32, push rod body 33, described valve body 1 lower end is provided with thermometer bulb chamber, described tip-lever support 32 and push rod body 33 are arranged in this thermometer bulb chamber, described tip-lever support 32 is provided with an axis of guide 321, described push rod body 33 lower end is provided with guiding groove 331, described push rod body 33 upper end is provided with the top splenium 332 that top is pressed in piston 21 lower end, piston 21 lower end offers the groove 213 corresponding with pushing up splenium 332, the top of push rod body 33 pairs of pistons 21 is pressed more solid and reliable, described guiding groove 331 is inserted in the axis of guide 321 and push rod body 33 can be reciprocatingly slided along the axis of guide 321, a cavity 322 is offered in the described axis of guide 321, described temperature-sensitive bag 31 and this cavity 322 conducting, described tip-lever support 32 and push rod body 33 arranged outside have a bellows 34, described bellows 34 forms a seal space 341 at tip-lever support 32 and push rod body 33, and sealing space 341 can with cavity 322 conducting in the axis of guide 321, and described temperature-sensitive bag 31, cavity 322, seal space 341 is equipped with the liquid that can expand with heat and contract with cold, push rod body 33 can be promoted to move up top pressure piston assembly closed communication aperture member 4 when expanded by heating.
As shown in the figure, in the present embodiment, described intercommunicating pore assembly 4 is the column construction that can coordinate with passage 13, and intercommunicating pore assembly 4 can slide up and down along passage 13, the screw thread top-pressure mechanism 7 that can push up pressure intercommunicating pore assembly 4 and slide is provided with above described valve body 1, due in the present embodiment, thermostat valve coordinates the valve 9 of gas-fired boiler to use, this screw thread top-pressure mechanism 7 upper end is provided with a gear 71, this gear 71 and a gearwheel 91 engage each other, this gearwheel 91 lower end is connected with spool 92, rotating shaft 93 lower end of gas-fired boiler valve and the mutual clip of center hole of gearwheel 91 and rotating shaft 93 can slide axially along the center hole of gearwheel 91, make rotating shaft 93 can drive gearwheel 91 and spool 92, the push rod 94 that one runs through spool 92 is configured with in rotating shaft 93 lower end, this push rod 94 can be pushed by rotating shaft 93 and move down the solenoid valve 95 that top pressure opens gas-fired boiler.
When not using, solenoid valve 95 and spool 92 are closed, the intercommunicating pore assembly 4 of thermostat valve is pushed up pressure by screw thread top-pressure mechanism 7 and moves and coordinate with elastic packing plug component, closed communication aperture member 4, namely thermostat valve cuts out, when gas-fired boiler uses, first pressing pushes rotating shaft 93, make rotating shaft 93 push push rod 94 move down top pressure open solenoid valve 95, forward rotating shaft 93 to, spool 92 forwards to be opened, meanwhile, gearwheel 91 driven gear 71 rotates, make screw thread top-pressure mechanism 7 spiral moves, intercommunicating pore assembly 4 is separated under the effect of Returnning spring 5 with elastic packing plug component, open intercommunicating pore assembly 4, passage 13 can be flowed through successively after combustion gas is entered from fluid inlet 11, export from fluid output 12 after intercommunicating pore assembly 4, namely thermostat valve is opened, the now equal conducting of the blast tube of whole gas-fired boiler, ignition device, temperature-sensitive bag 31 is arranged on the medium of the required heating of gas-fired boiler as water, in wet goods, when the temperature of medium is too high, heated liquid in temperature-sensitive bag 31 expands, make cavity 322, in seal space 341, the volume of liquid increases, push push rod body 33 to move up, push rod body 33 pushes up pressure piston assembly and moves up, the diaphragm seal 22 above piston 21 is made to compress the annular flange flange 132 of the intercommunicating pore 41 below intercommunicating pore assembly 4, thus block blast tube, prevent unexpected generation.
As shown in the figure, valve body 1 is configured with the reset valve assembly 8 of communication of fluid import 11 and intercommunicating pore assembly 4, when diaphragm seal 22 closed communication hole 41, combustion gas in a small amount exports intercommunicating pore assembly 4 from by fluid inlet 11 to through reset valve assembly 8, to maintain the firepower of gas-fired boiler, prevent it from extinguishing, this reset valve assembly 8 is threaded valve body structure, when being closed by rotation threaded valve body and fine-tuning thermostat valve, the flow of reset valve assembly 8 gas, easy to adjust.
In the present invention, diaphragm seal 22 adopts rigid material to make, elastic washer 23 adopts elastic material as rubber, silica gel etc. are made, when diaphragm seal 22 by top press move closed communication hole 41 time, pressure on top surface can be cushioned by the elastic force effect of elastic washer 23, reduce the impact of thermostat valve, extend the working life of thermostat valve, and the elastic force effect of elastic washer 23 can make the sealing of diaphragm seal 22 and intercommunicating pore 41 more closely reliable, sealed precision is higher, sealing effect is better, Security is higher, in addition, elastic washer 23 is pressed between diaphragm seal 22 and piston 21, directly do not clashed into by top pressure, not fragile, the longer service life of part.
In addition, for improving sealability, outside intercommunicating pore assembly 4 and piston 21, all seal ring is configured with.
Above better embodiment of the present invention is illustrated, but it is not restricted to the utilization described in specification and mode of execution, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention does not limit with specific details and illustrates here and the legend described.
Claims (8)
1. a thermostat valve, comprise valve body (1), be arranged on the piston assembly in valve body (1), and temperature controller component, described valve body (1) offers fluid inlet (11), fluid output (12) and communication of fluid import (11), the passage (13) of fluid output (12), described temperature controller component can press piston assembly closed channel (13) in hard to bear externally temperature influence expansion top, it is characterized in that: the elastic packing plug component that described piston assembly comprises piston (21) and is arranged on piston (21), described passage (13) is set to corresponding with piston (21) and piston (21) can be supplied to reciprocatingly slide piston cylinder structure, be configured with in described passage (13) and be communicated with and the intercommunicating pore assembly (4) corresponding with elastic packing plug component with fluid output (12), fluid can flow through passage (13) successively after fluid inlet (11) enters, export from fluid output (12) after intercommunicating pore assembly (4), described elastic packing plug component can be closed intercommunicating pore assembly (4) by piston (21) top press seal, described piston (21) is provided with a position-limited shaft (211), described elastic packing plug component comprises diaphragm seal (22) and elastic washer (23), described diaphragm seal (22) and elastic washer (23) offer the through hole corresponding with position-limited shaft (211) diameter of axle, described position-limited shaft (211) is successively through elastic washer (23), be fixed on piston (21) after diaphragm seal (22), described position-limited shaft (211) top is provided with and can compresses elastic washer (23), diaphragm seal (22) also limits elastic washer (23), the back-up ring (212) that diaphragm seal (22) skids off, the end face that described elastic washer (23) is corresponding with diaphragm seal (22) is provided with annular relief (231).
2. a kind of thermostat valve according to claim 1, it is characterized in that: described position-limited shaft (211) is a bolt structure, position-limited shaft (211) bottom is provided with screw thread, position-limited shaft (211) middle part is the plain shaft structure corresponding with the through hole of elastic washer (23), diaphragm seal (22), the back-up ring (212) of position-limited shaft (211) top is a nut, and described position-limited shaft (211) is threaded connection and is mounted to piston (21) upper also press seal sheet (22) and elastic washer (23).
3. a kind of thermostat valve according to claim 1 and 2, is characterized in that: described intercommunicating pore assembly (4) below offers an intercommunicating pore (41), and described intercommunicating pore (41) downside is provided with the annular flange flange (132) corresponding with diaphragm seal (22).
4. a kind of thermostat valve according to claim 1, is characterized in that: be configured with Returnning spring (5) between described intercommunicating pore assembly (4) and piston assembly.
5. a kind of thermostat valve according to claim 1, it is characterized in that: described intercommunicating pore assembly (4) is the column construction that can coordinate with passage (13), and intercommunicating pore assembly (4) can slide up and down along passage (13), described valve body (1) top is provided with the screw thread top-pressure mechanism (7) that can push up pressure intercommunicating pore assembly (4) and slide.
6. a kind of thermostat valve according to claim 1, is characterized in that: described valve body (1) is configured with the reset valve assembly (8) of communication of fluid import (11) and intercommunicating pore assembly (4).
7. a kind of thermostat valve according to claim 1, it is characterized in that: described temperature controller component comprises temperature-sensitive bag (31), tip-lever support (32), push rod body (33), described valve body (1) lower end is provided with thermometer bulb chamber, described tip-lever support (32) and push rod body (33) are arranged in this thermometer bulb chamber, described tip-lever support (32) is provided with an axis of guide (321), described push rod body (33) lower end is provided with guiding groove (331), pressure piston (21) lower end, described push rod body (33) top, described guiding groove (331) is inserted in the axis of guide (321) and push rod body (33) can be reciprocatingly slided along the axis of guide (321), a cavity (322) is offered in the described axis of guide (321), described temperature-sensitive bag (31) and this cavity (322) conducting, and described temperature-sensitive bag (31) and cavity (322) are equipped with the liquid that can expand with heat and contract with cold.
8. a kind of thermostat valve according to claim 7, it is characterized in that: described tip-lever support (32) and push rod body (33) arranged outside have a bellows (34), described bellows (34) forms a seal space (341) at tip-lever support (32) and push rod body (33), and sealing space (341) can with cavity (322) conducting in the axis of guide (321).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310228823.5A CN103322206B (en) | 2013-06-08 | 2013-06-08 | A kind of thermostat valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310228823.5A CN103322206B (en) | 2013-06-08 | 2013-06-08 | A kind of thermostat valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103322206A CN103322206A (en) | 2013-09-25 |
| CN103322206B true CN103322206B (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310228823.5A Active CN103322206B (en) | 2013-06-08 | 2013-06-08 | A kind of thermostat valve |
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| Country | Link |
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| CN (1) | CN103322206B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527490B (en) * | 2013-09-29 | 2017-01-11 | 耐力压缩机(北京)有限公司 | Machine head assembly and air compressor |
| CN110725999A (en) * | 2019-10-28 | 2020-01-24 | 中山市福润德燃气具有限公司 | Gas combination valve with dry burning prevention function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1279013A (en) * | 1969-03-21 | 1972-06-21 | Controls Co Of America | Improvements in and relating to gas control devices |
| CN201606540U (en) * | 2009-12-04 | 2010-10-13 | 中山市祥丰瓦斯器材制品有限公司 | Fuel gas safety valve with automatic temperature control |
| CN201636364U (en) * | 2010-01-25 | 2010-11-17 | 梁锐昌 | Novel automatic temperature-control gas safety valve |
| CN201772109U (en) * | 2010-08-19 | 2011-03-23 | 宁波大力微分电机有限公司 | Automatic temperature control gas safety valve |
| CN202176771U (en) * | 2011-07-19 | 2012-03-28 | 中山市耀新金属制品有限公司 | Gas safe valve |
| CN203363193U (en) * | 2013-06-08 | 2013-12-25 | 谢启标 | Novel temperature control valve |
-
2013
- 2013-06-08 CN CN201310228823.5A patent/CN103322206B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1279013A (en) * | 1969-03-21 | 1972-06-21 | Controls Co Of America | Improvements in and relating to gas control devices |
| CN201606540U (en) * | 2009-12-04 | 2010-10-13 | 中山市祥丰瓦斯器材制品有限公司 | Fuel gas safety valve with automatic temperature control |
| CN201636364U (en) * | 2010-01-25 | 2010-11-17 | 梁锐昌 | Novel automatic temperature-control gas safety valve |
| CN201772109U (en) * | 2010-08-19 | 2011-03-23 | 宁波大力微分电机有限公司 | Automatic temperature control gas safety valve |
| CN202176771U (en) * | 2011-07-19 | 2012-03-28 | 中山市耀新金属制品有限公司 | Gas safe valve |
| CN203363193U (en) * | 2013-06-08 | 2013-12-25 | 谢启标 | Novel temperature control valve |
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| CN103322206A (en) | 2013-09-25 |
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Effective date of registration: 20150702 Address after: 528447 special industrial zone, port town, Guangdong, Zhongshan Applicant after: Xie Qibiao Address before: 528447 special industrial zone, port town, Guangdong, Zhongshan Applicant before: Xie Qibiao Applicant before: Li Huadeng |
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Effective date of registration: 20160129 Address after: 528447 special industrial zone, port town, Guangdong, Zhongshan Patentee after: Zhongshan Leetron Gas Applince Co., Ltd. Address before: 528447 special industrial zone, port town, Guangdong, Zhongshan Patentee before: Xie Qibiao |