CN201599413U - Combined water drain valve with low-temperature automatic drainage function - Google Patents
Combined water drain valve with low-temperature automatic drainage function Download PDFInfo
- Publication number
- CN201599413U CN201599413U CN2009202961277U CN200920296127U CN201599413U CN 201599413 U CN201599413 U CN 201599413U CN 2009202961277 U CN2009202961277 U CN 2009202961277U CN 200920296127 U CN200920296127 U CN 200920296127U CN 201599413 U CN201599413 U CN 201599413U
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- CN
- China
- Prior art keywords
- valve body
- push rod
- drain valve
- low temperature
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000002528 anti-freeze Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000009172 bursting Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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- Temperature-Responsive Valves (AREA)
Abstract
The utility model relates to a combined water drain valve with low-temperature automatic drainage, which comprises an upper valve body and a lower valve body, wherein the upper valve body is arranged in the lower valve body, the lower end of the lower valve body is provided with a water inlet, the upper end of the upper valve body is provided with a water outlet, and the lower end of the upper valve body is provided with a communicating port communicated with the upper end of the lower valve body; the valve is characterized by further comprising a sealing assembly capable of moving up and down to seal the communication port, the sealing assembly is fixed on a push rod penetrating through the communication port, the upper end of the push rod is connected with a large spring arranged in the upper valve body, and the lower end of the push rod is connected with a thermosensitive power element. The utility model overcomes prior art's is not enough, provides a simple structure, easy to carry out, with low costs, the good low temperature drainage outlet valve of freeze proof performance.
Description
[technical field]
The present invention relates to a kind of drain valve, especially relate to a kind ofly be installed on the water circuit system, the self-draining drain valve of low temperature.
[background technique]
In the winter of northern China, the temperature in overwhelming majority area is in one long period, all be in below 0 ℃, some use the utensil (as gas water-heater etc.) of water circuit systems, its water pipe can not get insulation because of a variety of causes, make wherein water pipe because of freezing bursting by freezing, cause damage for user's family's property; Though on the utensil of some use water circuit systems Decompression valves is installed, but Decompression valves mainly backs down valve by hydraulic pressure, and the adjusting of Decompression valves is very inaccurate, usually in the needs draining, do not drive valve, cause the bursting by freezing of water circuit system water pipe, make troubles and lose to user life, also bring loss to manufacturer.Antifreezing measure in this respect generally adopt the electrical heating antifreezing system at present, promptly electric heating tube is installed at some position of water pipe in gas water-heater, and this measure can be played antifreezing effect, but its cost height, power consumption is many, and just can not bring into play its antifreeze function when taking place to have a power failure.
[summary of the invention]
The present invention has overcome the deficiencies in the prior art, and a kind of simple in structure, easy to implement, cost is low, resistance to frost is good low warm water discharge drain valve is provided.
In order to solve the technical problem of above-mentioned existence, the present invention adopts following technical proposal:
A kind of have a self-draining combination drain valve of low temperature, comprises upper valve body, valve body down, and upper valve body is arranged on down in the valve body, and following valve body lower end is provided with water intake, and the upper valve body upper end is provided with water outlet, and the upper valve body lower end communicates on being provided with connecting port and following valve body; It is characterized in that also comprising can moving up and down and sealing the black box of connecting port that black box is fixed on the push rod that passes connecting port, the push rod upper end is connected with big spring in being arranged on upper valve body, and the push rod lower end is connected with the temperature-sensitive dynamical element;
The temperature-sensitive dynamical element comprises heat sensitive material, the sealing block in heat sensitive material staving, the heat sensitive material staving as mentioned above; Be provided with fixed base in the valve body under described, fixed base is provided with through hole, and push rod lower end, sealing block are arranged in the through hole of fixed base, the opening fitted seal of the lower surface of fixed base and sealing block and heat sensitive material staving;
Be provided with in the upper valve body as mentioned above and regulate plug screw, big spring seat, big spring is arranged between the two;
Aforesaid water outlet is for regulating the cavity in the plug screw, and cavity one end and upper valve body intracavity inter-connection, the cavity the other end are connected with the external world;
Black box comprises sealing seat, big sealing ring, small sealing ring, submissile spring abutment as mentioned above; Sealing seat entangles push rod and fixes, and sealing seat is provided with big sealing ring, and the upper surface of big sealing ring cooperates with connecting port; Be provided with small sealing ring between sealing seat, submissile spring abutment and the push rod;
Descend valve body lower end to be provided with the tabula face as mentioned above, described water intake is for being arranged on aperture on the tabula face; Tabula face central authorities are provided with attachment hole, and described fixed base is threaded with attachment hole;
Be provided with little spring between tabula face and the submissile spring abutment as mentioned above.
The present invention compared with prior art has following advantage:
The present invention is simple in structure, implements also very convenient; The experiment proved that be applicable to existing most gas water-heater or other need with pipeline that water circuit system is connected in, be used for pressure release, draining, safety protection aspect such as antifreeze, applied range, cost is low, prospect is better.
[description of drawings]
Fig. 1 is the generalized section of structure of the present invention.
[embodiment]
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
See Fig. 1, a kind of have a self-draining combination drain valve of low temperature, comprises upper valve body 1, valve body 2 down, upper valve body 1 is arranged on down in the valve body 2, following valve body lower end is provided with water intake 21, and the upper valve body upper end is provided with water outlet 11, and the upper valve body lower end is provided with connecting port 12 and communicates with following valve body upper end; Comprise also in the following valve body can moving up and down and sealing the black box 3 of connecting port that black box is fixed on the push rod 4 that passes connecting port, the push rod upper end is connected with big spring 41 in being arranged on upper valve body, and the push rod lower end is connected with temperature-sensitive dynamical element 5.
Described temperature-sensitive dynamical element 5 comprises heat sensitive material 52, the sealing block 53 in heat sensitive material staving 51, the heat sensitive material staving; Be provided with fixed base 7 in the valve body under described, fixed base is provided with through hole 71, push rod lower end, sealing block are arranged in the through hole of fixed base, the opening fitted seal of the lower surface of fixed base and sealing block and heat sensitive material staving 51, thereby sealing block is propped up by the heat sensitive material in the heat sensitive material staving, can move up and down and promotes push rod.
Described drain valve is a kind of low temperature pressure releasing and antifreezing device that connects with inipple in the bypass of water circuit system, when the water temperature of water circuit system is higher than setting temperature, heat sensitive material expands, sealing block promotes push rod and moves upward, push rod drive black box moves upward and blocks connecting port, and drain valve is in closed condition; When the water temperature of water circuit system is lower than setting temperature and during near 0 ℃; heat sensitive material shrinks; big spring promotes push rod and sealing block moves downward; push rod drive black box moves downward opens connecting port; drain valve is in the water flowing state; make the water in the water circuit system be in flowing state; utilize the water temperature in the water temperature heating water circuit system of tap water; before water circuit system freezes; can play the draining pressure release; make water circuit system avoid spalling, play the effect of anti-frost protection water pipe, promptly water circuit system is had draining, pressure release, antifreeze effect.
Be provided with in the upper valve body and regulate plug screw 12, big spring seat 42, big spring 41 is arranged between the two; Regulate the plug screw outer surface and be provided with screw thread, upper valve body upper end internal surface is provided with screw thread, regulates on plug screw and the upper valve body by being threaded; Described water outlet is for regulating the cavity in the plug screw 12, and cavity one end and upper valve body intracavity inter-connection, the cavity the other end are connected with the external world, regulates plug screw and is in normal open state.Regulate plug screw and can pass through threaded adjusting, make push rod and big spring degree of tightness moderate, accurately regulate the mobile of black box, with controlled water flow close and open-minded.
Black box 3 comprises sealing seat 31, big sealing ring 32, small sealing ring 33, submissile spring abutment 34; Sealing seat entangles push rod 4 and fixes, and sealing seat is provided with big sealing ring, and the upper surface of big sealing ring cooperates with connecting port and seals connecting port, thereby closes current; Be provided with small sealing ring between sealing seat, submissile spring abutment and the push rod, be used for the sealing between sealing seat and the push rod, current can not flow through between sealing seat and push rod.
Following valve body lower end is provided with tabula face 22, and described water intake 21 is for being arranged on aperture on the tabula face; Tabula face central authorities are provided with attachment hole 23, and described fixed base is threaded with attachment hole;
Be provided with little spring 24 between described tabula face 22 and the submissile spring abutment 34, little spring provides auxiliary energy for moving up and down of push rod, black box.
Heat sensitive material has identical expansion and contracted length in range of set temperature.
Claims (7)
1. one kind has the self-draining combination drain valve of low temperature, comprise upper valve body (1), following valve body (2), upper valve body (1) is arranged on down in the valve body (2), following valve body lower end is provided with water intake (21), the upper valve body upper end is provided with water outlet (11), and the upper valve body lower end is provided with connecting port (12) and communicates with following valve body upper end; It is characterized in that also comprising and to move up and down and seal the black box (3) of connecting port, black box is fixed on the push rod (4) that passes connecting port, push rod upper end is connected with big spring (41) in being arranged on upper valve body, and the push rod lower end is connected with temperature-sensitive dynamical element (5).
2. a kind of self-draining combination drain valve of low temperature that has according to claim 1 is characterized in that described temperature-sensitive dynamical element (5) comprises heat sensitive material (52), the sealing block (53) in heat sensitive material staving (51), the heat sensitive material staving; Be provided with fixed base (7) in the valve body under described, fixed base is provided with through hole (71), and push rod (4) lower end, sealing block are arranged in the through hole of fixed base, the opening fitted seal of the lower surface of fixed base and sealing block and heat sensitive material staving (51).
3. a kind of self-draining combination drain valve of low temperature that has according to claim 1 and 2 is characterized in that being provided with in the described upper valve body and regulates plug screw (12), big spring seat (42), and big spring (41) is arranged between the two.
4. a kind of self-draining combination drain valve of low temperature that has according to claim 3, it is characterized in that described water outlet (11) is for regulating the cavity in the plug screw (12), cavity one end and upper valve body (1) intracavity inter-connection, the cavity the other end is connected with the external world.
5. a kind of self-draining combination drain valve of low temperature that has according to claim 1 and 2 is characterized in that described black box (3) comprises sealing seat (31), big sealing ring (32), small sealing ring (33), submissile spring abutment (34); Sealing seat entangles push rod (4) and fixes, and sealing seat is provided with big sealing ring, and the upper surface of big sealing ring cooperates with connecting port (12); Be provided with small sealing ring between sealing seat, submissile spring abutment and the push rod.
6. a kind of self-draining combination drain valve of low temperature that has according to claim 5 is characterized in that described valve body lower end down is provided with tabula face (22), and described water intake (21) is for being arranged on aperture on the tabula face; Tabula face central authorities are provided with attachment hole (23), and described fixed base is threaded with attachment hole.
7. a kind of self-draining combination drain valve of low temperature that has according to claim 6 is characterized in that being provided with between described tabula face and the submissile spring abutment little spring (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202961277U CN201599413U (en) | 2009-12-28 | 2009-12-28 | Combined water drain valve with low-temperature automatic drainage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202961277U CN201599413U (en) | 2009-12-28 | 2009-12-28 | Combined water drain valve with low-temperature automatic drainage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201599413U true CN201599413U (en) | 2010-10-06 |
Family
ID=42810468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202961277U Expired - Lifetime CN201599413U (en) | 2009-12-28 | 2009-12-28 | Combined water drain valve with low-temperature automatic drainage function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201599413U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641358A (en) * | 2017-02-20 | 2017-05-10 | 广东万家乐燃气具有限公司 | Safety valve with drainage function for rapid gas water heater |
| CN107035902A (en) * | 2017-06-19 | 2017-08-11 | 华帝股份有限公司 | Integrated anti-freezing pressure release valve |
| CN107642636A (en) * | 2016-07-21 | 2018-01-30 | 珠海爱迪生智能家居股份有限公司 | A kind of defroster and the solar water heater with the defroster |
-
2009
- 2009-12-28 CN CN2009202961277U patent/CN201599413U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642636A (en) * | 2016-07-21 | 2018-01-30 | 珠海爱迪生智能家居股份有限公司 | A kind of defroster and the solar water heater with the defroster |
| CN106641358A (en) * | 2017-02-20 | 2017-05-10 | 广东万家乐燃气具有限公司 | Safety valve with drainage function for rapid gas water heater |
| CN107035902A (en) * | 2017-06-19 | 2017-08-11 | 华帝股份有限公司 | Integrated anti-freezing pressure release valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: VATTI CO., LTD. Free format text: FORMER NAME: ZHONGSHAN CITY HUADI COMBUSTION UTENSILS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528400 Guangdong Province, Zhongshan City Xiaolan Industrial Avenue South Road No. 1 Patentee after: Vatti Co., Ltd. Address before: 528400 Guangdong Province, Zhongshan City Xiaolan Industrial Avenue South Road No. 1 Patentee before: Zhongshan City Huadi Combustion Utensils Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |