CN214665174U

CN214665174U - Heat exchange structure of water drinking device

Info

Publication number: CN214665174U
Application number: CN202120656722.8U
Authority: CN
Inventors: 姚鹏展
Original assignee: Aidiwei Environmental Protection Technology Zhejiang Co Ltd
Current assignee: Aidiwei Environmental Protection Technology Zhejiang Co Ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-09
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a heat exchange structure of a water drinking device, which comprises a water tank, a heat exchanger and a water storage tank, wherein the heat exchanger comprises a shell and a plurality of inner pipes arranged in the shell, the shell is provided with a first outlet connected with a water tank inlet and a first inlet connected with a water source, the heat exchanger is provided with a right containing cavity, the right containing cavity is separated into two chambers through a baffle seal, the heat exchanger is provided with a second inlet communicated with a right containing cavity at the upper end and a second outlet communicated with a right containing cavity at the lower end, the other end of the heat exchanger is provided with a left containing cavity, the inner pipes are used for connecting the right containing cavity and the left containing cavity, so that the right containing cavity at the upper end is communicated with the right containing cavity at the left containing cavity through the inner pipes, the second inlet is connected with a water tank outlet through a three-way valve, the second outlet of the water storage tank is connected with a four-way valve, the four-way valve is respectively connected with the first three-way valve, the second three-way valve and a water taking port, through the arrangement, various water outlet temperatures can be selected by a user, so that the heat exchange structure has stronger adaptability.

Description

Heat exchange structure of water drinking device

Technical Field

The utility model relates to a technical field of heat exchange structure, in particular to drinking device's heat exchange structure.

Background

After raw water is boiled into hot boiled water by a general water dispenser, a group of heat exchange structures are arranged in the water dispenser so as to enable the hot boiled water to be rapidly cooled into warm boiled water in order to enable a user to conveniently and rapidly drink warm boiled water, but the surface area of the existing heat exchange structure capable of carrying out heat exchange is small, so that the temperature of the water subjected to heat exchange is still high, and the requirement of the user cannot be met, and therefore a heat exchange structure capable of selecting different outlet water temperatures needs to be designed.

Disclosure of Invention

The utility model aims at providing a drinking device's heat exchange structure has multiple leaving water temperature and can supply the user to select, makes this heat exchange structure's adaptability stronger.

The above technical purpose of the present invention can be achieved by the following technical solutions: a heat exchange structure of a water drinking device comprises a water tank, a heat exchanger and a water storage tank, wherein the heat exchanger comprises a shell and a plurality of inner pipes accommodated in the shell, the shell is provided with a first outlet connected with a water tank inlet and a first inlet connected with a water source, the right end of the heat exchanger is provided with a right accommodating cavity, the right accommodating cavity is sealed and separated by a partition plate to form two cavities, the heat exchanger is provided with a second inlet communicated with a right accommodating cavity at the upper end and a second outlet communicated with a right accommodating cavity at the lower end, the left end of the heat exchanger is provided with a left accommodating cavity, the inner pipes are used for connecting the right accommodating cavity and the left accommodating cavity so that the right accommodating cavity at the upper end is communicated with the right accommodating cavity at the lower end through the inner pipes, the second inlet is connected with the water tank outlet through a three-way valve, the second outlet is connected to the water storage tank inlet through a three-way valve, and the four-way valve is respectively connected with the first three-way valve, the second inlet and the water storage tank, And the water storage tank is internally provided with a temperature sensor, an upper water level detector and a lower water level detector.

Further, the shell comprises a left shell, a middle shell and a right shell, the left shell and the middle shell are connected through flanges, and asbestos sealing gaskets are clamped between the flanges.

Furthermore, a plurality of supporting plates are arranged in the middle shell at intervals along the length direction of the middle shell, and the middle shell forms a flow channel which is arranged in a staggered mode and connected with the head through the supporting plates.

Furthermore, a mounting plate is respectively arranged in the left shell and the right shell and is used for being connected with the head end or the tail end of the inner pipe in a sealing mode.

Further, the end part of the inner pipe is provided with a connecting ring, the connecting ring is connected with the mounting plate through a fastener, and a sealing element is clamped between the connecting ring and the mounting plate.

Furthermore, a sealing cover is arranged at one end, far away from the inner pipe, of the left shell, and the sealing cover is fixedly connected with a mounting plate located in the left shell through screws.

To sum up, the utility model discloses following beneficial effect has:

when a user needs to boil water, the boiled water in a water tank is conveyed to a water taking port through a first three-way valve and a four-way valve in sequence; when a user needs high-temperature water, boiled water in the water tank is conveyed to a water taking port through the three-way valve I, the heat exchanger, the three-way valve II and the four-way valve in sequence, the boiled water is cooled to the high-temperature water through heat exchange treatment of the boiled water by the heat exchanger, the high-temperature water is (60-80 ℃) generally, and the high-temperature water is adjusted according to the thickness and the length of the inner pipe; when a user needs low-temperature water, boiled water in the water tank is conveyed to the water taking port through the three-way valve I, the heat exchanger, the three-way valve II, the water storage tank and the four-way valve in sequence, the boiled water is treated by the heat exchanger and then cooled by the water storage tank, the temperature of the boiled water is maintained to be low-temperature water (30-40 ℃) suitable for being drunk by the user, the heat exchange structure of the drinking water is designed, different requirements of the user are met, and the applicability is high.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a heat exchanger of the present invention;

fig. 3 is a schematic diagram of the internal structure of the right housing according to the present invention.

In the figure: 1. a water tank; 11. a heating device; 2. a heat exchanger; 21. a housing; 211. a left housing; 212. a middle shell; 213. a right housing; 214. a flange; 215. asbestos gasket; 216. a support plate; 22. an inner tube; 221. a connecting ring; 23. an outlet I; 24. an inlet I; 25. a partition plate; 26. an inlet II; 27. an outlet II; 28. mounting a plate; 29. a sealing cover; 3. a water storage tank; 31. a temperature sensor; 32. an upper water level detector; 33. a lower water level detector; 4. a first three-way valve; 5. a second three-way valve; 6. a four-way valve; 7. a water intake port.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "surface", "side", "inner", "around", and the like, indicate orientations or positional relationships, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

As shown in fig. 1-3, a heat exchange structure of a water dispenser includes a water tank 1, a heat exchanger 2 and a water storage tank 3, a heating device 11 is disposed in the water tank 1, the heat exchanger 2 includes an outer shell 21 and a plurality of inner tubes 22 accommodated in the outer shell 21, the outer shell 21 is provided with a first outlet 23 connected to an inlet of the water tank 1 and a first inlet 24 connected to a water source, a right chamber is disposed at a right end of the heat exchanger 2, the right chamber is sealed and isolated by a partition plate 25 to form two chambers, the heat exchanger 2 is provided with a second inlet 26 communicated with the right chamber at an upper end and a second outlet 27 communicated with the right chamber at a lower end, a left chamber is disposed at a left end of the heat exchanger 2, the inner tube 22 is used for connecting the right chamber and the left chamber, so that the right chamber at the upper end is communicated with the right chamber at the lower end via the inner tube 22, the second inlet 26 is connected to an outlet of the water tank 1 via a first three-way valve 4, the second outlet 27 is connected to an inlet of the water storage tank 3 through a second three-way valve 5, an outlet of the water storage tank 3 is connected with a four-way valve 6, the four-way valve 6 is respectively connected with a first three-way valve 4, a second three-way valve 5 and a water taking port 7, a temperature sensor 31, an upper water level detector 32 and a lower water level detector 33 are arranged in the water storage tank 3, when the water temperature detected by the temperature sensor 31 is lower than 30 ℃, the first three-way valve 4 and the second three-way valve 5 are opened, so that high-temperature water passing through the heat exchanger 2 enters the water storage tank 3 to be hooked, and because the demand of low-temperature water suitable for people to drink, namely (30-40 ℃) for users is large, when the water level detector 33 detects the water level, the high-temperature water passing through the heat exchanger 2 is introduced into the water storage tank 3, and when the upper water level detector 32 detects the water level, the water supply is stopped.

The outer shell 21 comprises a left shell body 211, a middle shell body 212 and a right shell body 213, the left shell body 211 and the middle shell body 212, the middle shell body 212 and the right shell body 213 are connected through flanges 214, asbestos sealing gaskets 215 are clamped between the flanges 214, and the inner pipe 22 is convenient to install or replace through the split design of the outer shell 21.

A plurality of supporting plates 216 are arranged in the middle shell 212 at intervals along the length direction of the middle shell 212, the middle shell 212 forms a flow channel which is arranged in a staggered mode and connected with the head through the supporting plates 216, and through the arrangement, a cold water source flows between the flow channels to be used for carrying out heat exchange on water in the inner pipe 22.

The left shell 211 and the right shell 213 are respectively provided with a mounting plate 28 therein, the mounting plate 28 is used for sealing and connecting the head end or the tail end of the inner tube 22, specifically, the end of the inner tube 22 is screwed with a flange 214, and the flange 214 and the mounting plate 28 are fixed by a fastener.

The end of the inner tube 22 is provided with a connection ring 221, the connection ring 221 is connected with the mounting plate 28 through a fastener, and a sealing member is sandwiched between the connection ring 221 and the mounting plate 28.

One end of the left shell 211, which is far away from the inner tube 22, is provided with a sealing cover 29, the sealing cover 29 is fixedly connected with a mounting plate 28 located in the left shell 211 through screws, and the sealing cover 29 and the mounting plate 28 at the left end form a left accommodating cavity.

When a user needs to boil water, the boiled water in a water tank 1 is conveyed to a water taking port 7 through a three-way valve I4 and a four-way valve 6 in sequence; when a user needs high-temperature water, boiled water in the water tank 1 is conveyed to the water taking port 7 through the three-way valve I4, the heat exchanger 2, the three-way valve II 5 and the four-way valve 6 in sequence, and the boiled water is cooled to the high-temperature water through heat exchange treatment of the heat exchanger 2, wherein the high-temperature water is generally (60-80 ℃), and is adjusted according to the thickness and the length of the inner pipe 22; when a user needs low-temperature water, boiled water in the water tank 1 is conveyed to the water taking port 7 through the three-way valve I4, the heat exchanger 2, the three-way valve II 5, the water storage tank 3 and the four-way valve 6 in sequence, and the boiled water is treated by the heat exchanger 2 and then cooled by the water storage tank 3. The temperature of the water is maintained to be low temperature water (30-40 ℃) suitable for people to drink, the heat exchange structure of the drinking water is designed to meet different requirements of users, and the water heater is high in applicability.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a drinking device's heat exchange structure which characterized in that: the water tank comprises a water tank (1), a heat exchanger (2) and a water storage tank (3), wherein the heat exchanger (2) comprises an outer shell (21) and a plurality of inner pipes (22) accommodated in the outer shell (21), the outer shell (21) is provided with a first outlet (23) connected with an inlet of the water tank (1) and a first inlet (24) connected with a water source, the right end of the heat exchanger (2) is provided with a right accommodating cavity, the right accommodating cavity is sealed and separated by a partition plate (25) to form two chambers, the heat exchanger (2) is provided with a second inlet (26) communicated with the right accommodating cavity at the upper end and a second outlet (27) communicated with the right accommodating cavity at the lower end, the left accommodating cavity is arranged at the left end of the heat exchanger (2), the inner pipes (22) are used for connecting the right accommodating cavity and the left accommodating cavity, so that the right accommodating cavity at the upper end is communicated with the right accommodating cavity at the lower end through the inner pipes (22), the second inlet (26) is connected with an outlet of the water tank (1) through a first three-way valve (4), the outlet II (27) is connected to an inlet of the water storage tank (3) through a three-way valve II (5), an outlet of the water storage tank (3) is connected with a four-way valve (6), the four-way valve (6) is respectively connected with a three-way valve I (4), a three-way valve II (5) and a water taking port (7), and a temperature sensor (31), an upper water level detector (32) and a lower water level detector (33) are arranged in the water storage tank (3).

2. The heat exchange structure of a drinking water apparatus as set forth in claim 1, wherein: the shell (21) comprises a left shell body (211), a middle shell body (212) and a right shell body (213), the left shell body (211) is connected with the middle shell body (212) and the middle shell body (212) are connected with the right shell body (213) through flanges (214), and asbestos sealing gaskets (215) are clamped between the flanges (214).

3. The heat exchange structure of a drinking water apparatus as set forth in claim 2, wherein: a plurality of supporting plates (216) which are arranged at intervals along the length direction of the middle shell (212) are arranged in the middle shell (212), and a flow channel which is arranged in a staggered mode and connected with the middle shell (212) at the head is formed by the supporting plates (216).

4. A heat exchange structure of a drinking water apparatus as set forth in claim 3, wherein: and the left shell (211) and the right shell (213) are internally provided with mounting plates (28), and the mounting plates (28) are used for sealing and connecting the head end or the tail end of the inner pipe (22).

5. The heat exchange structure of a drinking water apparatus as set forth in claim 4, wherein: the end part of the inner pipe (22) is provided with a connecting ring (221), the connecting ring (221) is connected with the mounting plate (28) through a fastener, and a sealing element is clamped between the connecting ring (221) and the mounting plate (28).

6. The heat exchange structure of a drinking water apparatus as set forth in claim 5, wherein: one end, far away from the inner pipe (22), of the left shell (211) is provided with a sealing cover (29), and the sealing cover (29) is fixedly connected with a mounting plate (28) located in the left shell (211) through screws.