CN218954307U - Tee bend constant temperature controller - Google Patents

Abstract

The utility model relates to the field of shower equipment, in particular to a three-way constant temperature controller. The three-way constant temperature controller comprises a three-way pipe, a constant temperature valve and a switch, wherein the three-way pipe comprises a cold water inlet, a hot water inlet and a water outlet, an outer cavity and a cold water tank which are sequentially communicated with the cold water inlet are arranged in the three-way pipe, and a hot water tank, an inner cavity and a water outlet cavity which are sequentially communicated with the hot water inlet are arranged in the three-way pipe; the three-way pipe further comprises a first end and a second end, the first end is arranged on the outer side of the cold water tank, and the second end is arranged on the opposite side of the first end; the constant temperature valve is fixedly arranged in the first end, an external cold water inlet of the constant temperature valve is arranged in the cold water tank, and an external hot water inlet of the constant temperature valve is arranged in the hot water tank. The three-way constant temperature controller provided by the utility model has the advantages of synchronous control of cold water inlet and mixed water outlet, no need of a check valve and low cost.

Description

Tee bend constant temperature controller

Technical Field

The utility model relates to the field of shower equipment, in particular to a three-way constant temperature controller.

Background

The thermostatic valve in the prior art comprises a temperature bulb, a bias spring, an outer sliding sleeve and an inner sliding sleeve, wherein the outer sliding sleeve is sleeved on the inner sliding sleeve, an outer cold water inlet and an outer hot water inlet are arranged on the outer sliding sleeve, an inner cold water inlet and an inner hot water inlet are arranged on the inner sliding sleeve, a mixed water outlet is communicated with an inner cavity of the inner sliding sleeve, and the temperature bulb is in transmission connection with the inner sliding sleeve.

The principle of the thermostatic valve in the prior art is that a temperature bulb is heated, expanded and compressed to bias a spring, an inner sliding sleeve is driven by the temperature bulb to move towards one side close to an outer hot water inlet, the outer hot water inlet and an inner hot water inlet are staggered for a certain distance, and the amount of hot water entering an inner cavity of the inner sliding sleeve is reduced, so that the temperature of mixed water is reduced; when the temperature bulb is contracted by cooling, the temperature bulb is pushed by the bias spring, the inner sliding sleeve is driven to move towards one side close to the outer cold water inlet, the outer cold water inlet and the inner cold water inlet are staggered for a certain distance, and the amount of cold water entering the inner cavity of the inner sliding sleeve is reduced, so that the temperature of mixed water is increased.

In the prior art, the thermostatic valve is used for being installed on the three-way pipe, one end of the three-way pipe is used for feeding hot water, one end is used for feeding cold water, the other end is used for discharging mixed water, a switch used for discharging mixed water is arranged on one end of the three-way pipe, which is used for discharging mixed water, if the switch is closed, the water pressure of the hot water and the water pressure of the cold water in the thermostatic valve are unbalanced, the cold water and the hot water can mutually expand and contract, and the temperature package is caused to continuously expand and contract, so that a check valve is arranged at the cold water inlet and the hot water inlet of the three-way pipe and used for preventing the cold water and the hot water from mutually expanding in the thermostatic valve.

The prior art has the problems that the check valve is required to be installed to prevent water from being leaped, and 1, the check valve belongs to a vulnerable part, needs frequent replacement and has higher cost; 2. the check valve limits the flow of water and limits the overall flow of the thermostatic controller.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to: a three-way constant temperature controller synchronously controls water inlet and water outlet, avoids water bouncing phenomenon without using a check valve, and has low cost.

The utility model adopts the technical scheme that: the three-way constant temperature controller comprises a three-way pipe, a constant temperature valve and a switch, wherein the three-way pipe comprises a cold water inlet, a hot water inlet and a water outlet, an outer cavity and a cold water tank which are sequentially communicated with the cold water inlet are arranged in the three-way pipe, and a hot water tank, an inner cavity and a water outlet cavity which are sequentially communicated with the hot water inlet are arranged in the three-way pipe; the three-way pipe further comprises a first end and a second end, the first end is arranged on the outer side of the cold water tank, and the second end is arranged on the opposite side of the first end; the constant temperature valve is fixedly arranged in the first end, an external cold water inlet of the constant temperature valve is arranged in the cold water tank, an external hot water inlet of the constant temperature valve is arranged in the hot water tank, and a mixed water outlet of the constant temperature valve is arranged in the inner layer cavity; the switch is arranged at the second end, after the switch rotates for a certain angle, the communication between the inner layer cavity and the water outlet cavity can be disconnected, and meanwhile, the communication between the cold water inlet and the outer layer cavity can be disconnected. The cold water enters the three-way pipe and the mixed water is discharged out of the three-way pipe through the switch control, so that the mixed water and the cold water can be controlled to be synchronously opened and closed through the switch, the mixed water stops discharging when the switch is closed, the cold water stops entering, and the positions of the cold water and the hot water, where the thermostatic valve in the three-way pipe is arranged, are prevented from being mutually leaped under the condition that the check valve is not arranged.

As a further improvement of the technical scheme, the three-way pipe comprises a baffle, a water inlet hole, a middle hole and a water outlet hole are formed in the baffle, the outer cavity, the inner cavity and the water outlet cavity are all formed in the inner side of the baffle, the cold water inlet is formed in the outer side of the baffle, the water inlet hole is communicated with the cold water inlet and the outer cavity, the middle hole is communicated with the inner cavity and the cold water inlet, the water outlet hole is communicated with the water outlet cavity and the cold water inlet, and the switch is arranged in the outer side of the baffle. The cold water inlet and the water outlet cavity are blocked by the baffle plate, so that cold water flows from the outer cavity to the thermostatic valve, and mixed water is guided to flow into the water outlet cavity through the inner cavity.

As a further improvement of the technical scheme, the switch comprises a fixed block and a rotating block, wherein the fixed block is arranged on the outer side of the baffle, the rotating block is rotationally connected with the outer side wall of the fixed block, the fixed block is provided with a first through hole communicated with the water inlet hole, a second through hole communicated with the middle hole and a third through hole communicated with the water outlet hole, a cold water channel and a mixed water channel are arranged in the rotating block, and the mixed water channel is a blind hole; when the rotating block is positioned at a certain position, the cold water channel communicates the cold water inlet with the first through hole, and the mixed water channel communicates the second through hole with the third through hole; after the rotating block rotates for a certain angle, the cold water channel and the first through hole are staggered, and meanwhile, the second through hole and the third through hole are staggered with the mixed water channel. The switch rotates to enable the cold water channel and the first through hole, the second through hole and the mixed water channel and the third through hole to be staggered or not so as to realize the opening and closing of the mixed water and the cold water.

As a further improvement of the technical scheme, a rotation stopping hole is formed in the baffle, a rotation stopping nail is arranged on the fixed block, and the rotation stopping nail is matched and connected with the rotation stopping hole; the rotating block comprises a bearing, and the bearing is connected with the inner wall of the tee joint. The fixed block and the baffle are relatively fixed through the rotation stopping nails embedded in the rotation stopping holes, and the rotating block is relatively connected with the three-way pipe through the bearings in a rotating mode, so that a cold water channel and a mixed water channel on the rotating block can be staggered with the first through hole, the second through hole and the third through hole on the fixed block.

As a further improvement of the technical scheme, the rotary block is connected with a knob in a transmission manner, the knob is arranged outside the tee joint, the inner end of the knob is adjacent to the second end, and the knob is arranged so as to be convenient for operating the switch.

As the further improvement of above-mentioned technical scheme, still include the installation lid, the installation lid with first end can dismantle the connection, the installation lid with the thermostatic valve can dismantle the connection, conveniently dismantle the thermostatic valve, play simultaneously and shelter from, protect the effect of thermostatic valve.

As a further improvement of the technical scheme, the cold water inlet and the hot water inlet are arranged on the same side of the three-way pipe, and the hot water pipe and the tap water pipe which are arranged outside are conveniently connected from the same side.

The beneficial effects of the utility model are as follows: 1. when the bath is stopped, a user closes the switch, the mixed water outlet and the cold water inlet are simultaneously closed, and hot water cannot enter the three-way pipe any more, so that cold water and hot water are prevented from being mutually leaped at the constant temperature valve due to water pressure difference, a check valve is not required to be arranged at the cold water port, a check valve is also not required to be arranged at the hot water end, and the cost is saved; 2. the setting of the check valve is canceled, the water flow in the tee joint is not limited by the check valve, and the water flow is larger.

Drawings

The utility model is further illustrated by the following description and examples of the embodiments in conjunction with the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective exploded view of the present utility model;

FIG. 3 is a cross-sectional view B-B of FIG. 1;

FIG. 4 is a top view of the present utility model;

FIG. 5 is a cross-sectional view of F-F of FIG. 4, wherein the direction of the arrows is the direction of the mixed water flow;

FIG. 6 is a cross-sectional view of FIG. 4, wherein the direction of the arrows is the direction of the mixed water flow;

FIG. 7 is a cross-sectional view of FIG. 4, wherein the arrow direction is the hot water flow direction;

fig. 8 is a sectional view of fig. 4E-E, wherein the arrow direction is the cold water flow direction.

In the figure: 100. a three-way pipe; 101. a cold water inlet; 102. a hot water inlet; 103. a water outlet; 104. an outer layer cavity; 105. a cold water tank; 106. a hot water tank; 107. an inner layer cavity; 108. a water outlet cavity; 109. a first end; 110. a second end; 111. a baffle; 112. a water inlet hole; 113. a middle hole; 114. a water outlet hole; 115. a rotation stopping hole;

200. a thermostatic valve; 201. an external hot water inlet; 202. an external cold water inlet; 203. a mixed water outlet;

300. a switch;

310. a fixed block; 311. a first through hole; 312. a second through hole; 313. a third through hole; 314. a rotation stopping nail;

320. a rotating block; 322. a cold water channel; 323. a mixed water channel; 324. a bearing;

400. a knob;

500. and (5) installing a cover.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 8, a three-way constant temperature controller comprises a three-way pipe 100, a constant temperature valve 200 and a switch 300, wherein the three-way pipe 100 comprises a cold water inlet 101, a hot water inlet 102 and a water outlet 103, an outer layer cavity 104 and a cold water tank 105 which are sequentially communicated with the cold water inlet 101 are arranged in the three-way pipe 100, and a hot water tank 106, an inner layer cavity 107 and a water outlet cavity 108 which are sequentially communicated with the hot water inlet 102 are arranged in the three-way pipe 100; the tee 100 further includes a first end 109 and a second end 110, wherein the first end 109 is disposed on the outer side of the cold water tank 105, and the second end 110 is disposed on the opposite side of the first end 109;

the thermostatic valve 200 is fixedly installed in the first end 109, an external cold water inlet 202 of the thermostatic valve 200 is arranged in the cold water tank 105, an external hot water inlet 201 of the thermostatic valve 200 is arranged in the hot water tank 106, and a mixed water outlet 203 of the thermostatic valve 200 is arranged in the inner cavity 107;

the switch 300 is disposed at the second end 110, and when the switch 300 is rotated by a certain angle, the communication between the inner chamber 107 and the outlet chamber 108 can be disconnected, and at the same time, the communication between the cold water inlet 101 and the outer chamber 104 can be disconnected.

The three-way pipe 100 comprises a baffle 111, a water inlet 112, a middle hole 113 and a water outlet 114 are arranged on the baffle 111, the outer cavity 104, the inner cavity 107 and the water outlet cavity 108 are all arranged on the inner side of the baffle 111, the cold water inlet 101 is arranged on the outer side of the baffle 111, the water inlet 112 communicates the cold water inlet 101 with the outer cavity 104, the middle hole 113 communicates the inner cavity 107 with the cold water inlet 101, the water outlet 114 communicates the water outlet cavity 108 with the cold water inlet 101, and the switch 300 is arranged on the outer side of the baffle 111.

The switch 300 comprises a fixed block 310 and a rotating block 320, wherein the fixed block 310 is installed at the outer side of the baffle 111, the rotating block 320 is rotationally connected with the outer side wall of the fixed block 310, the fixed block 310 is provided with a first through hole 311 communicated with the water inlet 112, a second through hole 312 communicated with the middle hole 113 and a third through hole 313 communicated with the water outlet 114, the rotating block 320 is internally provided with a cold water channel 322 and a mixed water channel 323, and the mixed water channel 323 is a blind hole;

when the rotating block 320 is at a certain position, the cold water channel 322 communicates the cold water inlet 101 with the first through hole 311, and the mixed water channel 323 communicates the second through hole 312 with the third through hole 313; after the rotating block 320 rotates by a certain angle, the cold water channel 322 and the first through hole 311 are staggered, and the second through hole 312 and the third through hole 313 are staggered from the mixed water channel 323.

The baffle 111 is provided with a rotation stopping hole 115, the fixed block 310 is provided with a rotation stopping nail 314, and the rotation stopping nail 314 is matched and connected with the rotation stopping hole 115; the rotating block 320 comprises a bearing 324, and the bearing 324 is connected with the inner wall of the tee joint.

The turning block 320 is in transmission connection with a knob 400, the knob 400 is arranged outside the tee joint, and the inner end of the knob 400 is adjacent to the second end 110.

And a mounting cover 500, wherein the mounting cover 500 is detachably connected with the first end 109, and the mounting cover 500 is detachably connected with the thermostatic valve 200.

The cold water inlet 101 and the hot water inlet 102 are arranged on the same side of the tee 100.

In use, when the switch 300 is turned on, the cold water channel 322 communicates with the first through hole 311, and the mixed water channel 323 communicates the second through hole 312 with the third through hole 313;

cold water enters through the cold water inlet 101, enters the outer layer cavity 104 through the cold water channel 322, the first through hole 311 and the water inlet 112, and then enters the inner layer cavity 107 through the thermostatic valve 200;

hot water enters through the hot water inlet 102, then enters the inner cavity 107 through the thermostatic valve 200 to be mixed with cold water, the mixed water enters the mixed water channel 323 through the middle hole 113 and the second through hole 312, then leaves to the water outlet hole 114 through the third through hole 313, and finally enters the water outlet cavity 108 and is discharged through the water outlet 103.

When the switch is turned off, the cold water channel 322 rotates to be staggered with the first through hole 311, and the mixed water channel 323 rotates to be staggered with the second through hole 312 and the third through hole 313, so that the flow path of cold water entering the outer layer cavity 104 through the cold water inlet 101, the cold water channel 322, the first through hole 311 and the water inlet 112 is blocked, and the cold water does not enter any more; and the flow path of the mixed water from the inner layer chamber 107 into the water outlet chamber 108 through the middle hole 113, the second through hole 312, the mixed water passage 323, the third through hole 313 and the water outlet hole 114 is blocked, and thus, the mixed water is not discharged any more.

Before and after the rotation of the switch 300, the rotation stopping nail 314 enters the rotation stopping hole 115 from one rotation stopping hole 115, so that the limit of the rotation stopping of the switch 300 is realized.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims (7)

1. The utility model provides a tee bend constant temperature control ware, includes three-way pipe, thermostatic valve and switch, its characterized in that:

the three-way pipe comprises a cold water inlet, a hot water inlet and a water outlet, an outer cavity and a cold water tank which are sequentially communicated with the cold water inlet are arranged in the three-way pipe, and a hot water tank, an inner cavity and a water outlet cavity which are sequentially communicated with the hot water inlet are arranged in the three-way pipe; the three-way pipe further comprises a first end and a second end, the first end is arranged on the outer side of the cold water tank, and the second end is arranged on the opposite side of the first end;

the constant temperature valve is fixedly arranged in the first end, an external cold water inlet of the constant temperature valve is arranged in the cold water tank, an external hot water inlet of the constant temperature valve is arranged in the hot water tank, and a mixed water outlet of the constant temperature valve is arranged in the inner layer cavity;

the switch is arranged at the second end, after the switch rotates for a certain angle, the communication between the inner layer cavity and the water outlet cavity can be disconnected, and meanwhile, the communication between the cold water inlet and the outer layer cavity can be disconnected.

2. A three-way thermostatic control as defined in claim 1, wherein:

the three-way pipe comprises a baffle, be equipped with inlet opening, intermediate hole and apopore on the baffle, outer cavity, inlayer cavity with go out the water cavity and all locate the inboard of baffle, cold water entry is located the outside of baffle, the inlet opening will cold water entry with outer cavity intercommunication, the intermediate hole will the inlayer cavity with cold water entry intercommunication, the apopore will go out the water cavity with cold water entry intercommunication, the switch is installed the outside of baffle.

3. A three-way thermostat controller as claimed in claim 2 wherein:

the switch comprises a fixed block and a rotating block, wherein the fixed block is arranged on the outer side of the baffle, the rotating block is rotationally connected with the outer side wall of the fixed block, a first through hole communicated with the water inlet hole, a second through hole communicated with the middle hole and a third through hole communicated with the water outlet hole are arranged on the fixed block, a cold water channel and a mixed water channel are arranged in the rotating block, and the mixed water channel is a blind hole;

when the rotating block is positioned at a certain position, the cold water channel communicates the cold water inlet with the first through hole, and the mixed water channel communicates the second through hole with the third through hole; after the rotating block rotates for a certain angle, the cold water channel and the first through hole are staggered, and meanwhile, the second through hole and the third through hole are staggered with the mixed water channel.

4. A three-way thermostatic control as claimed in claim 3, wherein:

the baffle is provided with a rotation stopping hole, the fixed block is provided with a rotation stopping nail, and the rotation stopping nail is matched and connected with the rotation stopping hole; the rotating block comprises a bearing, and the bearing is connected with the inner wall of the tee joint.

5. A three-way thermostat controller as set forth in claim 4 wherein:

the rotary block is in transmission connection with a knob, the knob is arranged outside the tee joint, and the inner end of the knob is adjacent to the second end.

6. A three-way thermostatic control as defined in claim 1, wherein:

the thermostatic valve further comprises a mounting cover, wherein the mounting cover is detachably connected with the first end, and the mounting cover is detachably connected with the thermostatic valve.

7. A three-way thermostatic control as defined in claim 1, wherein:

the cold water inlet and the hot water inlet are arranged on the same side of the three-way pipe.

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