CN209671671U - Self-supporting temperature control shut-off valve - Google Patents
Self-supporting temperature control shut-off valve Download PDFInfo
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- CN209671671U CN209671671U CN201822239643.8U CN201822239643U CN209671671U CN 209671671 U CN209671671 U CN 209671671U CN 201822239643 U CN201822239643 U CN 201822239643U CN 209671671 U CN209671671 U CN 209671671U
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Abstract
The utility model relates to a kind of self-supporting temperature control shut-off valves, solve water heater frequent starting in the water heater open-and-heating circulatory system in the prior art, and hot water is easy the problems such as sealing in cold water pipe, the technical solution of use: the main valve body including hollow structure, spool in the main valve body is set, the inner wall of the external cylindrical surface of the spool and the main valve body, which seals, to be cooperated, the inner cavity of the main valve body is separated into epicoele and cavity of resorption by the spool, first opening is connected to the cavity of resorption, second opening is connected to the epicoele, it is described intracavitary to be provided with alloy memory spring, intracavitary setting return unit under described, the alloy memory spring and the return unit cooperate with the upper side and lower side of the spool respectively, the return unit is for making the valve core reset, it is connected to first opening with the cavity of resorption.Its effect: hot cold water string pipe is effectively avoided；Water heater error starting can effectively be avoided；The complete self-operated type of the course of work, environmental protection and energy saving, securely and reliably.
Description
Technical field
The utility model relates to a kind of self-supporting temperature control shut-off valves more particularly to a kind of energy available energy to prevent cold water pipe and heat
The self-supporting temperature control shut-off valve of water pipe string water.
Background technique
Has instant-heating formula water heater on the market at present, the basic principle is that increasing on the pipeline in common water heater
Add a water pump, using hot water cooling in water pump circulating hot water pipe, to trigger water heater starting heating, realizes pipeline " zero
The function of cold water ".In addition, common on the market at present be matched in gas heater hot water circulating device, and using as above
Principle works, and difference is, by hot water circulating device independently of water heater, is installing, function etc. is more flexible, energy
It realizes the purpose that original common hot-water heating system is transformed into the instant-heating circulatory system, and does not have to zero cold water of purchasing price valuableness
Water heater.
Currently, regardless of the instant-heating hot water cyclesystem that mode forms, although manual or reservation can be passed through
The modes such as function or remote control start, and the water in pipeline are heated to set temperature in advance, but all there is deficiencies.If user selects
Select and manually boot or be remotely controlled starting, then having to wait for a period of time allows pipeline to complete preheating, the experience of instant-heating function by
It influences.And if guaranteeing instant-heating within the selected period using reservation function, then to hot water circulating device (in water heater
The functional module of setting) in the installation site of temperature sensor require, the end for being mounted on hot water line is clearly optimal
Selection, but in fact, due to distance and structure limitation, in most cases temperature sensor mounted in cold water pipe either return water
Guan Zhong, these places not can truly reflect the temperature regime of hot water line, will cause the error starting of circulator, to cause
The frequent starting of water heater reduces the water heater service life, and causes a large amount of wastes of the energy.
For the user fitted up especially for the house largely without water return pipeline, if temperature sensor is arranged in
In cold water pipe, when starting using reservation protocol, not only will cause water heater frequent starting, also will cause hot water in hot-water line into
Enter into cold water pipe, no cold water is available, and the water in cold water pipe can also be made to generate peculiar smell.For being mounted with the user of purifier
For, or even purifier can be damaged.
Summary of the invention
A kind of self-supporting temperature control section is provided utility model aims to solve the above problem of the existing technology
Only valve can achieve the purpose that instant-heating, can effectively avoid water heater frequent starting, can prevent when being applied to water heater pipeline
Only hot water seals in cold water pipe, can significantly increase the comfort of user's water, and structurally reasonable, temperature is easy to adjust, maintenance side
Just.
What the above-mentioned technical purpose of the utility model mainly solved by the following technical programs: self-supporting temperature control cut-off
Valve, it is characterised in that the spool in the main valve body, the external cylindrical surface of the spool is arranged in the main valve body including hollow structure
It sealing and cooperates with the inner wall of the main valve body, the inner cavity of the main valve body is separated into epicoele and cavity of resorption by the spool, and described the
One opening is connected to the cavity of resorption, it is described second be open is connected to the epicoele, it is described it is it is intracavitary be provided with alloy memory spring,
Intracavitary setting return unit under described, the upper side and lower side of the alloy memory spring and the return unit respectively with the spool are matched
It closes, the return unit is connected to first opening with the cavity of resorption for making the valve core reset.Present document relates to "upper"
"lower" is relative to the direction of Figure of description 1 to illustrate.
When flowing through the water temperature rising at alloy memory spring, alloy memory spring is pushed away by thermal stretching, alloy memory spring
The downward cavity direction of movable valve plug is mobile, and spool is located at end face (i.e. lower end surface) anchor ring corresponding to main valve body inner wall in cavity of resorption and is formed
Contradict sealing cooperation, the connection of truncation first opening and cavity of resorption, valve cut-off.
It is at alloy memory spring when the temperature drops, alloy memory spring loses rigidity, the first spring-return, by spool
It is pushed towards epicoele, valve is opened.
Temperature-controlled package is set on the main valve body, and the temperature-controlled package and the epicoele cooperate, the alloy
The upper end of memory spring and adjustment block cooperate, and adjust knob by rotation, change the adjustment block rotation opposite with alloy memory spring
Height out, realizes the adjustment of valve cut-off temperature, is provided with protection spring in adjustment block, to protect when the temperature is excessively high,
After valve is closed, the excess of alloy memory spring extends.
As further improving and supplementing to above-mentioned technical proposal, the utility model uses following technical measures:
The two sides of the main valve body all have epitaxy part, and two epitaxy parts are an integral molding structure with the main valve body,
The first opening and the second opening are respectively formed on two epitaxy parts, the axis of the first opening and the second opening
On the same line, check valve is set in first opening and/or second opening, it is ensured that water flow can only be unidirectional from into
The mouth of a river flows to water outlet.The setting of epitaxy part is convenient to be connected with corresponding adapter/connecting tube etc..
First opening is water inlet, and second opening is water outlet, the check valve and the water outlet degree of lip-rounding
Cooperate at water-stop, it is ensured that the slave water inlet that water flow can only be unidirectional flows to water outlet.
The outer end of the corresponding extension section of first opening connects three-way connection I, the three-way connection I and corresponding extension
The three-way connection I and corresponding extension are connected with the loose joint on unification gasket I, the three-way connection I between the end of section
Section；The outer end of the corresponding extension section of second opening connects three-way connection II, the three-way connection II and corresponding extension section
End between with unification gasket II, the loose joint on the three-way connection II connects the three-way connection II and corresponding extension
Section, the gasket I are the gasket with filter screen.Gasket with filter screen prevents fiber and bulky grain from entering cut-off
Valve.
Another scheme are as follows: the described first outer end for being open corresponding extension section hermetically connects the first adapter, described
The outer end outer end of the second corresponding extension section of opening hermetically connects the second adapter, and the check valve is fixed at described the
In two adapters, the inner wall of the check valve and second adapter forms water-stop cooperation.Ensure what water flow can only be unidirectional
Water outlet is flowed to from water inlet.
Furthermore, it is understood that first adapter outer end outer end connect three-way connection I, the three-way connection I with it is described
The three-way connection I and institute are connected with the loose joint on unification gasket I, the three-way connection I between the outer end of first adapter
State the outer end of the first adapter；The outer end of second adapter connects three-way connection II, the three-way connection II and described the
The three-way connection II and institute are connected with the loose joint on unification gasket II, the three-way connection II between the end of two adapters
The second adapter is stated, the gasket I is the gasket with filter screen.Gasket with filter screen prevents fiber and bulky grain
Into shut-off valve.
The bottom of the spool is open, and overcurrent ring wall, the middle part setting of the overcurrent ring wall is arranged in the top of the spool
A plurality of water holes are arranged on the overcurrent ring wall in communication port.The quantity and size relation dampening stream of water hole pass through self-operated type
Line loss when Tem .-control stop valve, pipe resistance size that can be as needed are adjusted.
It is limited in order to the stable lower end to alloy memory spring, the upper surface setting of the overcurrent ring wall is convex
Ring, the bulge loop and communication port axis having the same, have between the side wall of the bulge loop and the side wall of the communication port
There is certain distance, the lower end of the alloy memory spring is limited in the bulge loop, and contradicts the upper table in the overcurrent ring wall
Face.
Sewage draining exit is set on the main valve body, the sewage draining exit is connected to the cavity of resorption, capping is set at the sewage draining exit,
The capping and the main valve body detachable connection.When self-supporting temperature control shut-off valve breaks down, is stuck, openable envelope
Lid by sewage draining exit debugging, clears up each components, simple to operate, and then improves making for self-supporting temperature control shut-off valve
With reliability and service life.
The utility model has the advantages that 1, using self-supporting temperature control shut-off valve when pipeline, avoid in hot-water line
Hot water seal in cold water pipe.2, self-supporting temperature control shut-off valve and the check valve mounted in cold water end guarantee to pass through hot water pipe end in real time
Temperature is opened and closed shut-off valve, avoids the frequent starting of water heater.3, the temperature-controlled package on self-supporting temperature control valve member is realized
Adjustable, the promotion water comfort level of cut-off temperature.4, the complete self-operated type of the self-supporting temperature control valve member course of work, without other additional
Energy resource supply, environmental protection and energy saving.5, simple and reasonable, Guan Zu little, product reliability height.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model.
Fig. 2 is a kind of structural schematic diagram that adapter is arranged on main valve body in the utility model.
Fig. 3 is a kind of structural schematic diagram that three-way connection is arranged in the utility model on main valve body.
Fig. 4 is the external structure schematic diagram of Fig. 3.
Fig. 5 is a kind of structural schematic diagram that adapter and three-way connection is arranged in the utility model on main valve body.
Fig. 6 is the external structure schematic diagram of Fig. 5.
Fig. 7 is a kind of schematic cross-sectional view of the main valve body in the utility model.
Fig. 8 is a kind of structural schematic diagram of spool in the utility model.
Fig. 9 is the present invention looks up structural representation of Fig. 8.
Figure 10 is a kind of structural schematic diagram of temperature-controlled package in the utility model.
Figure 11 is a kind of structural schematic diagram that the utility model is applied to water heater circulation line.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: as Figure 1-10 shows, self-supporting temperature control shut-off valve includes the main valve body 1 of hollow structure, is arranged described
Spool 2 in main valve body, the external cylindrical surface of the spool 2 and the inner wall of the main valve body seal and cooperate, and the spool will be described
The inner cavity of main valve body is separated into epicoele 11 and cavity of resorption 12, and first opening 13 is connected to the cavity of resorption 12, second opening
14 are connected to the epicoele 11, it is described it is it is intracavitary be provided with alloy memory spring 3, under described intracavitary setting return unit 4(as reset
Spring), the alloy memory spring and the return unit cooperate with the upper side and lower side of the spool respectively, and the return unit is used
In making the valve core reset, it is connected to first opening with the cavity of resorption.
Specifically, alloy memory spring 3 withstands on the upper surface of 2 upper wall of spool and limits in bulge loop 22, resets
Cooperate in the cylinder of the upper end insertion spool 2 of part 4 and with the lower surface of spool upper wall.
The two sides of the main valve body all have epitaxy part 16,17, and two epitaxy parts are integrally formed with the main valve body
Structure, first opening 13 and the second opening 14 are respectively formed on two epitaxy parts, and first opening and second is opened
On the same line, check valve is arranged in first opening and/or second opening, it is ensured that water flow can only be single in the axis of mouth
To slave water inlet flow to water outlet.The setting of epitaxy part is convenient to be connected with corresponding adapter/connecting tube etc..
Furthermore, it is understood that first opening 13 is water inlet, second opening 14 is water outlet, the check valve
Water-stop cooperation is formed with the water outlet, it is ensured that the slave water inlet that water flow can only be unidirectional flows to water outlet.
Epicoele 11 and cavity of resorption 12 are separated by spool 2, and when spool 2 is opened, water flow can only flow into cavity of resorption from water inlet, by valve
Water hole on core enters epicoele, then flows out from water outlet；When spool is closed, circular ring shape end face 21 and master of the spool towards cavity of resorption
The sealing cooperation that corresponding annular surface is formed in valve body, the water flow that water inlet enters main valve body are obstructed by spool, cannot be flowed into
Cavity of resorption.The setting of check valve is that slave water inlet that can only be unidirectional in order to ensure water flow flows to water outlet.
It rephrases the statement, when the water temperature for flowing through alloy memory spring rises, alloy memory spring is by thermal stretching, alloy memory
Spring pushes the downward cavity direction of spool mobile, and the circular ring shape end face 21 of spool 2 towards cavity of resorption 12 is corresponding in main valve body 1
Annular surface 15 forms sealing cooperation, and the connection of water inlet 13 and cavity of resorption 12, valve cut-off is truncated.At alloy memory spring 3
When the temperature drops, alloy memory spring 3 loses rigidity, return unit 4 is replied elongation, spool 2 is pushed towards epicoele 11, valve is beaten
It opens.
As shown in Fig. 2, a kind of further scheme are as follows: the described first outer end for being open corresponding extension section 16 hermetically connects
The first adapter 5 is connect, the described second outer end outer end for being open corresponding extension section 17 hermetically connects the second adapter 6, described
Check valve 7 is fixed in second adapter 6, and the inner wall of the check valve 7 and second adapter 6 forms watertight
Envelope cooperation, it is ensured that the slave water inlet that water flow can only be unidirectional flows to water outlet, and prevents the water temperature of cold water pipe to alloy memory spring
It impacts, causes to malfunction.
It as shown in Figure 3 and Figure 4, is the corresponding technical solution of Fig. 2 another technical solution arranged side by side: first opening pair
The outer end for the extension section answered connects three-way connection I, with unification sealing between the three-way connection I and the end of corresponding extension section
I 8 is padded, the loose joint on the three-way connection I connects the three-way connection I and corresponding extension section；Second opening is corresponding
The outer end of extension section connects three-way connection II, with unification gasket between the three-way connection II and the end of corresponding extension section
Loose joint on II, the three-way connection II connects the three-way connection II and corresponding extension section, and the gasket I is band mistake
The gasket 8 of strainer.
It as shown in Figure 5 and Figure 6, is to the further perfect technical solution of Fig. 2: the outer end connection of first adapter 5
Three-way connection I, the outer end of second adapter 6 connect three-way connection II, first adapter and the three-way connection I it
Between be arranged gasket I, the gasket I be the gasket with filter screen.The outer end of adapter I is bolted with and hot water line's phase
Three-way connection I even, the outer end of the adapter II is bolted with the three-way connection II being connected with cold water pipeline.Three-way connection
The other end of I is connected with end with water spot hot-water branch, the cold water branch pipe phase of the other end and end water spot of three-way connection II
Even, the gasket with filter screen prevents fiber and bulky grain from entering shut-off valve.
A kind of regulating mechanism of the temperature-controlled package 9(as described in Fig. 1 and 2, second as shown in Figure 3 are set on valve body
The upper end of regulating mechanism, regulating mechanism and the alloy memory spring cooperates), the temperature that spool is closed, preferred valve can be changed
Door temperature set temperature is 38 degrees Celsius, when needing that the temperature higher than 38 degrees Celsius is arranged, can be pressed on temperature-controlled package
Protection button, then be adjusted to target temperature.
As shown in Fig. 1-2,5-6, sewage draining exit is set, and the sewage draining exit is connected to the cavity of resorption, described on the main valve body 1
Setting capping 10 at sewage draining exit, the capping 10 and 1 detachable connection of main valve body.When self-supporting temperature control shut-off valve occurs
Failure, it is stuck when, openable capping, by sewage draining exit debugging, he clears up each components, it is simple to operate, so improve
The use reliability and service life of self-supporting temperature control shut-off valve.
As Figure 8-9, the bottom of the spool 2 is open, and overcurrent ring wall 23, the overcurrent is arranged in the top of the spool
Communication port 24 is arranged in the middle part of ring wall, and a plurality of water holes 25 are arranged on the overcurrent ring wall.The quantity and size of water hole are closed
It is line loss when dampening stream passes through self-supporting temperature control shut-off valve, pipe resistance size that can be as needed is adjusted.
As shown in figure 11, in application, the input end of gas heater 100 connects cold water pipe 101, gas heater and cold water
It has been arranged in series circulator 102 between pipe, has been provided with water circulating pump and water flow sensor in circulator, in end water
At point, hot-water line 104 connects one end of three-way connection I, connects the another of three-way connection I with the hot-water branch of water branch pipe 105
End, one end of the other end connection three-way connection II of cold water pipe 101, with the connection three-way connection of the cold water branch pipe of water branch pipe 105
The other end of II.Water circulating pump operating pushes the water flowing in circuit, and gas water heater ignition heats, cooling in hot water line
Hot water enter cold water pipe 101 by self-supporting temperature control shut-off valve, water flow sensor detect water circulating pump exercise it is normal
Circulatory function when water temperature reaches the threshold value of self-supporting temperature control shut-off valve closing, rely on oneself with the water heating in hot water line
Formula Tem .-control stop valve is closed, and hot water cannot pass through self-supporting temperature control shut-off valve and enter cold water pipe, and water flow sensor can't detect
Water flow, after for 8 seconds, water circulating pump stops.When water temperature is too low, under the situation that self-supporting temperature control shut-off valve can not be made to close, water
Continuous service is pumped, after the temperature sensor at arrival setting time or circulator detects that temperature reaches, water circulating pump stops,
And so on.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model.Above-mentioned
In embodiment, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model, made
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (9)
1. self-supporting temperature control shut-off valve, it is characterised in that the valve in the main valve body is arranged in the main valve body including hollow structure
The inner wall of core, the external cylindrical surface of the spool and the main valve body, which seals, to be cooperated, and the spool divides the inner cavity of the main valve body
It is divided into epicoele and cavity of resorption, the first opening is connected to the cavity of resorption, and second is open is connected to the epicoele, described intracavitary to be provided with
Alloy memory spring, intracavitary setting return unit under described, the alloy memory spring and the return unit respectively with the spool
The upper side and lower side cooperation, the return unit is connected to first opening with the cavity of resorption for making the valve core reset.
2. self-supporting temperature control shut-off valve according to claim 1, it is characterised in that the two sides of the main valve body all have outer
Prolong portion, two epitaxy parts are an integral molding structure with the main valve body, and the first opening and the second opening are respectively formed at
On two epitaxy parts, the axis of the first opening and the second opening on the same line, it is described first opening and/or institute
It states in the second opening and check valve is set.
3. self-supporting temperature control shut-off valve according to claim 2, it is characterised in that first opening is water inlet, described
The second opening be water outlet, the check valve and the water outlet form water-stop cooperation.
4. self-supporting temperature control shut-off valve according to claim 3, it is characterised in that the corresponding extension section of first opening
Outer end connect three-way connection I, between the three-way connection I and the end of corresponding extension section with unification gasket I, described three
Loose joint on pass joint I connects the three-way connection I and corresponding extension section；The outer end of the corresponding extension section of second opening
Three-way connection II is connected, with unification gasket II, the threeway between the three-way connection II and the end of corresponding extension section
Loose joint on connector II connects the three-way connection II and corresponding extension section, and the gasket I is the sealing with filter screen
Pad.
5. self-supporting temperature control shut-off valve according to claim 3, it is characterised in that the corresponding extension section of first opening
Outer end hermetically connect the first adapter, the outer end outer end of the corresponding extension section of second opening hermetically connects second turn
Connector, the check valve are fixed in second adapter, the inner wall shape of the check valve and second adapter
Cooperate at water-stop.
6. self-supporting temperature control shut-off valve according to claim 5, it is characterised in that the outer end of first adapter connects
Three-way connection I, with unification gasket I, the three-way connection I between the three-way connection I and the outer end of first adapter
On loose joint connect the outer end of the three-way connection I and first adapter；The outer end of second adapter connects threeway
Connector II, with unification gasket II, the three-way connection II between the three-way connection II and the end of second adapter
On loose joint connect the three-way connection II and second adapter, the gasket I is the gasket with filter screen.
7. according to self-supporting temperature control shut-off valve described in claim 1-6 optional one, it is characterised in that the bottom of the spool
Opening, the top of the spool are arranged overcurrent ring wall, a plurality of water holes are arranged on the overcurrent ring wall, the overcurrent ring wall
Communication port is arranged in middle part, and bulge loop is arranged along upper surface in the interior of the overcurrent ring wall, and the bulge loop has identical with the communication port
Axis, there is certain distance, under the alloy memory spring between the side wall of the bulge loop and the side wall of the communication port
End is limited in the bulge loop, and is contradicted in the upper surface of the overcurrent ring wall.
8. -6 self-supporting temperature control shut-off valve described in optional one according to claim 1, it is characterised in that set on the main valve body
Sewage draining exit is set, the sewage draining exit is connected to the cavity of resorption, capping is arranged at the sewage draining exit, the capping can with the main valve body
Detachable it is tightly connected.
9. self-supporting temperature control shut-off valve according to claim 7, it is characterised in that sewage draining exit, institute are arranged on the main valve body
It states sewage draining exit to be connected to the cavity of resorption, capping, the capping and the main valve body detachable connection is set at the sewage draining exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822239643.8U CN209671671U (en) | 2018-12-28 | 2018-12-28 | Self-supporting temperature control shut-off valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822239643.8U CN209671671U (en) | 2018-12-28 | 2018-12-28 | Self-supporting temperature control shut-off valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209671671U true CN209671671U (en) | 2019-11-22 |
Family
ID=68564163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822239643.8U Active CN209671671U (en) | 2018-12-28 | 2018-12-28 | Self-supporting temperature control shut-off valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209671671U (en) |
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2018
- 2018-12-28 CN CN201822239643.8U patent/CN209671671U/en active Active
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Effective date of registration: 20201113 Address after: 310018 22 Baiyang Street, Jianggan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: SHIMGE PUMP INDUSTRY (HANGZHOU) Co.,Ltd. Patentee after: SHIMGE PUMP (ZHEJIANG) Co.,Ltd. Patentee after: SHIMGE PUMP INDUSTRY GROUP Co.,Ltd. Address before: 310018 No. 22 street, Baiyang street, Xiasha economic and Technological Development Zone, Hangzhou, Zhejiang, China 22 Patentee before: SHIMGE PUMP INDUSTRY (HANGZHOU) Co.,Ltd. Patentee before: SHIMGE PUMP INDUSTRY Co.,Ltd. Patentee before: SHIMGE PUMP INDUSTRY GROUP Co.,Ltd. |