CN1300496C

CN1300496C - Water-saving temp control return tap

Info

Publication number: CN1300496C
Application number: CNB2006100107663A
Authority: CN
Inventors: 王存
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-03-21
Filing date: 2006-03-21
Publication date: 2007-02-14
Anticipated expiration: 2026-03-21
Also published as: CN1831405A

Abstract

The present invention relates to a water-saving temperature control return tap, which comprises a casing, a handle, an upper core body, an upper shaft body, a hot water pipe inlet, a cold water pipe inlet and a fastening ring, wherein the casing is divided into an upper cavity body and a lower cavity body; a hot water pipe enters the lower cavity body from the outer part of the casing and is communicated with the upper cavity body after turning a corner; after entering the lower cavity body from the outer part of the casing, a cold water pipe is divided into two paths, one path is communicated with the upper cavity body, and the other path is connected with a pressure converter; a one-way valve and a return pipe are arranged between the pressure converter and the cold water pipe; a manual valve is arranged in the front of an interface of the return pipe; the middle part of the lower cavity body is provided with a lower shaft body which is penetrated through a lower core body; the lower core body is provided with a straight temperature-sensitive control and a bending temperature-sensitive control which can sense temperatures and be deformed to drive the lower core body to rotate and switch passages; the upper core body is arranged in the upper cavity body; a switch channel and a water mixing channel are arranged in the upper core body, the switch channel has a U-shaped sectional plane, and the water mixing channel has an E-shaped sectional plane; the lower core body and the temperature-sensitive controls control the trend of cold water and hot water; the handle and the upper core body control the opening and the closing of water flow and the mixing of the cold water and the hot water. The present invention can make the cold water in a pipeline not wasted before the hot water flows out.

Description

Water-saving temp control return tap

Technical field

The present invention relates to a kind of water-saving temp control return device, a kind of water-saving temp control return tap of saying so more specifically.

Background technique

Along with the rapid expansion of urban construction and the increase of urban population, environmental pollution and urban water shortage become the cardinal task of restriction economic development day by day.China especially lack of water, lack the country of the energy, most of city in China western part and the north is lack of water all, the then short of electricity of east and southern area, these factors have all badly influenced people and have produced normally, live, and visible water saving has been arrived imperative the time.

But in our daily life again every day all in a large amount of wastes facing to some helpless and meaningless water.When we come into the kitchen, come into the bathroom, all can be bled off in vain to the cold water the water pipe the tap from water heater or solar energy, especially the situation in the hotel is the most serious, and the waste of water can cause surprising consequence.In order to address these problems, people constantly find out various ways, as: circulation, pipeline heating, emptying or the like, all can not tackle the problem at its root, corrosion in air far surpasses in water because the problem that emptying brings is blank pipe, still because water causes the waste of water to outlet cooling and corrosion from the thermal water source; Circulation, pipeline heating all are to be cost with huge power consumption; Saved water and wasted electricity again, saved electricity and wasted water again.People always pace up and down in relatively in the economize on electricity and the cost of water saving.People are earnestly exploring for the water-saving method of electricity wasting not always.Still there be not a kind of not only the water saving but also method for saving energy and device at present.

Summary of the invention

The present invention has overcome the defective of existing product, and a kind of water saving fixtures of neither wasting water when using hot water and not consuming the energy are provided.

Technological scheme of the present invention comprises housing, handle, last core body, goes up axis body, hot-water line inlet, cold water pipe inlet, retaining ring, inner walls middle part has the separation layer with the housing one that the cylindrical space that housing surrounds is separated into upper cavity and lower chamber, upper cavity open-top, lower chamber are sealed environment; Hot-water line enters the hot water perforate that connects on the separation layer behind the lower chamber corner from outside and is communicated with upper cavity; Cold water pipe is divided into two-way after outside enters lower chamber, be connected and be communicated with cold water perforate on the separation layer behind one road corner with upper cavity, another road connects the pressure converter of horn opening, one one-way valve of only opening to cold water pipe one side is arranged between pressure converter and cold water pipe, on the cold water pipe of outside, connect a return pipe, a manually operated valve is arranged before the return pipe interface; Hot water outlet perforate and total water outlet are arranged on the separation layer; The lower chamber middle part has following axis body to run through core body down, and the bottom that following axis body penetrates housing is exposed to outside the housing; Between the bottom of following core body and housing a supported spring is arranged; The lower chamber inwall has a bolt pillar, on the following core body one side at the bottom of the shell, temperature sensitive control of straight shape and the temperature sensitive control of bending are arranged, straight temperature sensitive control of shape and the temperature sensitive control of bending have an end all to be fixed on the bolt pillar, the other end then be separately fixed at down core body on the end margin; One hot water perforate is arranged on the following core body; Last core body is arranged in the upper cavity, and it is that the passage and the section of U-shaped is the passage of E shape that section is arranged in the last core body, and forms U-shaped feeder connection and U-shaped channel outlet in the one side towards separation layer, and hot water inlet, cold water inlet and mixed water out are arranged on E shape passage; Last axis body one end embeds the center of going up core body, and an end that makes progress is fixed the flat tooth bar that a tooth mouth makes progress, and the downward arc-shaped rack of a tooth mouth is fixed by handle center place downwards, and total water outlet passes housing and arrives water nozzle.

Wherein said two temperature sensitive control pieces are bimetallic strip or many tinsels; Described two temperature sensitive control piece initial configuration are opposite, and bending coefficient is identical; The end that described axis body down is exposed to outside can drive a power switch; Described going up on the axis body fixed a mechanical trigger switch; Described hot-water line inlet can external one has the pipeline mounted pump that flow triggers function;

The invention has the beneficial effects as follows because of its structure makes that the cold water before the hot water is pushed back cold water pipes or enters the return water system natural circulation by return pipe, thus the cold water before unlikely waste hot water comes out, and do not consume the energy.

Description of drawings

Fig. 1 is the outward appearance side view;

Fig. 2 is the outward appearance front view;

Fig. 3 is a longitudinal sectional drawing;

Fig. 4 is that schematic perspective view is looked in following core body and separation layer position;

Fig. 5 goes up core body perforate schematic representation;

Fig. 6 is the longitudinal sectional drawing that installs pipeline mounted pump and trigger switch additional;

Fig. 7 is the schematic representation that is electrically connected that installs pipeline mounted pump and trigger switch additional.

Embodiment

Embodiment one

During original state, following core body 20 is in original state, and the hot water perforate 25 on the separation layer 8 is in closed condition; When people want water handle 2 upwards to lift, arc-shaped rack 32 on the handle 2 promotes to go up core body 3 by interlock riglet tooth 31 and moves horizontally, the hot water perforate 11 of U-shaped feeder connection 27 on the last core body 3 on the separation layer 8, U-shaped channel outlet 28 is the hot water outlet perforate 17 on the separation layer 8 then, water in the hot-water line just enters lower chamber 10 and the pressure of lower chamber 10 is raise from the 5 U-shaped passages that pass through on the last core body that enter the mouth, cold water in the lower chamber 10 enters cold water pipes or return water system through one-way valve 14 after boosting through pressure converter 13, pushes back in the cold water pipe or the cold water got back in the return water system is just saved; After hot water enters lower chamber 10 and arrives predetermined temperature, the temperature sensitive control 23 of straight shape on the following core body 20 buckles, it is straight that the temperature sensitive control 24 of bending then becomes, two opposite masterpieces are used in down the tangent direction of the opposite side of core body 20, promoting down simultaneously, core body 20 rotates, hot water perforate 25 on the following core body 20 is the hot water perforate 26 on the separation layer 8 just, hot water just can arrive the hot water inlet 29 of core body 3, cold water then arrives the cold water inlet 30 of going up core body 3 by cold water perforate 12, the cross-sectional sizes that the left-right rotation of handle 2 can change upward core body hot water inlet 29 and separation layer hot water perforate 26 and go up core body cold water inlet 30 and separation layer cold water perforate 12 is to regulate the mixed proportion of hot and cold water, and mixed water arrives water nozzles 34 outflows by the total water outlet 18 on the mixed water out 31 process separation layers 8; When pressing down, go up core body 3 when handle 2 and do reverse horizontal motion, the hot and cold water inlet all is closed, when hot water naturally cools to predetermined temperature in lower chamber 10 after, it is straight again to become the temperature sensitive control 23 of the straight shape of bending, become straight temperature sensitive control 24 multiple the bending of bending, core body 20 is made backward rotation and the hot water perforate on the core body 20 is closed under common the promotion, and following core body 20 is got back to original state.

Embodiment two

During original state, following core body 20 is in original state, and the hot water perforate 25 on the separation layer 8 is in closed condition; When people want water handle 2 upwards to lift, arc-shaped rack 32 on the handle 2 promotes to go up core body 3 by interlock riglet tooth 31 and moves horizontally, the hot water perforate 11 of U-shaped feeder connection 27 on the last core body 3 on the separation layer 8, U-shaped channel outlet 28 is the hot water outlet perforate 17 on the separation layer 8 then, water in the hot-water line just enters lower chamber 10 and the pressure of lower chamber 10 is raise from the 5 U-shaped passages that pass through on the last core body that enter the mouth, cold water in the lower chamber 10 enters cold water pipes or return water system through one-way valve 14 after boosting through pressure converter 13, pushes back in the cold water pipe or the cold water got back in the return water system is just saved; After hot water enters lower chamber 10 and arrives predetermined temperature, the temperature sensitive control 23 of straight shape on the following core body 20 buckles, it is straight that the temperature sensitive control 24 of bending then becomes, two opposite masterpieces are used in down the tangent direction of the opposite side of core body 20, promoting down simultaneously, core body 20 rotates, hot water perforate 25 on the following core body 20 is the hot water perforate 26 on the separation layer 8 just, hot water just can arrive the hot water inlet 29 of core body 3, cold water then arrives the cold water inlet 30 of going up core body 3 by cold water perforate 12, the cross-sectional sizes that the left-right rotation of handle 2 can change upward core body hot water inlet 29 and separation layer hot water perforate 26 and go up core body cold water inlet 30 and separation layer cold water perforate 12 is to regulate the mixed proportion of hot and cold water, and mixed water arrives water nozzles 34 outflows by the total water outlet 18 on the mixed water out 31 process separation layers 8; When pressing down, go up core body 3 when handle 2 and do reverse horizontal motion, the hot and cold water inlet all is closed, when hot water naturally cools to predetermined temperature in lower chamber 9 after, it is straight again to become the temperature sensitive control 23 of the straight shape of bending, become straight temperature sensitive control 24 multiple the bending of bending, core body 20 is made backward rotation and the hot water perforate on the core body 20 is closed under common the promotion, and following core body 20 is got back to original state.

May cross high factor and cause the low excessively situation of pressure of hot water owing to floor in actual use, can cause the overlong time of hot water and reduce practicability.For addressing this problem, can be exposed at following axis body 19 and locate to adorn a switch 35 outside the shell by axis body 19 drivings down, on last axis body 4, adorn a mechanical trigger switch 36 and trigger by arc-shaped rack 33, hot-water line 5 places can adorn one and be with the pipeline mounted pump 37 of flow triggering.Switch 35 is in on-state under the original state, arc-shaped rack 33 triggers mechanical trigger switch 36 connections when handle 2 upwards lifts, set the triggering flow value of pipeline mounted pump 37, pipeline mounted pump 37 starts supercharging when the water yield that flows through pipeline mounted pump is lower than setting value, when hot water arrives lower chamber 10 and drive core body 20 rotations down, switch 35 cuts out, and pipeline mounted pump 37 quits work, and closes when handle arc-shaped rack 33 when pressing down triggers mechanical trigger switch 36.The supercharging acting of pipeline mounted pump 37 is very little, because it only needs to accelerate from hot-water line 5 to one-way valve the flow velocity on the very short path of no potential energy difference 14,, also has the pressurization of pressure converter 13 though reverse pressure reduction is arranged, energy consumption can be very little, if return water system arranged then need not supercharging.

Claims

1, a kind of water-saving temp control return tap, comprise housing (1), handle (2), last core body (3), last axis body (4), hot-water line inlet (5), cold water pipe inlet (6), retaining ring (7), it is characterized in that: housing (1) inwall middle part has and the separation layer (8) of housing (1) one is separated into upper cavity (9) and lower chamber (10) with the cylindrical space that housing (1) surrounds, upper cavity (9) open-top, lower chamber (10) is a sealed environment; The hot water perforate (11) that hot-water line connects on the separation layer (8) after entering lower chamber (10) corner from housing (1) outside is communicated with upper cavity (9); Cold water pipe is divided into two-way after entering lower chamber (10) from housing (1) outside, be connected and be communicated with cold water perforate (12) on the separation layer (8) behind one road corner with upper cavity (9), another road connects the pressure converter (13) of horn opening, one one-way valve of only opening to cold water pipe one side (14) is arranged between pressure converter (13) and cold water pipe, on the outside cold water pipe of housing (1), connect a return pipe (15), a manually operated valve (16) is arranged before the return pipe interface; Hot water outlet perforate (17) and total water outlet (18) are arranged on the separation layer (8); Lower chamber (10) middle part has following axis body (19) to run through core body (20) down, and the bottom that following axis body (19) penetrates housing (1) is exposed to outside the housing; One supported spring (21) is arranged between the bottom of following core body (20) and housing (1); Lower chamber (10) inwall has a bolt pillar (22), on following core body (20) one side at the bottom of the shell, temperature sensitive control of straight shape (23) and the temperature sensitive control of bending (24) are arranged, straight temperature sensitive control of shape (23) and the temperature sensitive control of bending (24) have an end all to be fixed on the bolt pillar (22), the other end then be separately fixed at down core body (20) on the end margin; One hot water perforate (25) is arranged on the following core body (20); Last core body (3) is arranged in the upper cavity (9), it is that the passage and the section of U-shaped is the passage of E shape that section is arranged in the last core body (3), and, hot water inlet (29), cold water inlet (30) and mixed water out (31) are arranged on E shape passage in one side formation U-shaped feeder connection (27) and U-shaped channel outlet (28) towards separation layer (8); Last axis body (4) one ends embed the center of going up core body (3), and an end that makes progress is fixed the flat tooth bar (32) that a tooth mouth makes progress, and the downward arc-shaped rack (33) of a tooth mouth is fixed at handle (2) center place downwards, and total water outlet (18) passes housing and arrives water nozzle (34).

2, water-saving temp control return tap according to claim 1 is characterized in that: temperature sensitive control piece of described straight shape (23) and the temperature sensitive control piece of bending (24) are bimetallic strip.

3, water-saving temp control return tap according to claim 1 is characterized in that: temperature sensitive control piece of described straight shape (23) and the temperature sensitive control piece of bending (24) are many tinsels.

4, water-saving temp control return tap according to claim 1 is characterized in that: the temperature sensitive control piece of described straight shape (23) is opposite with the temperature sensitive control piece of bending (24) initial configuration, and bending coefficient is identical.

5, water-saving temp control return tap according to claim 1 is characterized in that: described axis body (19) down is exposed to an outside client link one power switch (35) of housing (1).

6, water-saving temp control return tap according to claim 1 is characterized in that: the described axis body (4) of going up is gone up connection one machinery triggering trigger switch (36).

7, water-saving temp control return tap according to claim 1 is characterized in that: described hot-water line inlet (5) connects one one and has the pipeline mounted pump (37) that flow triggers function.