CN209018443U - Warm drinking water machine - Google Patents

Abstract

The utility model discloses a kind of warm drinking water machines, including water tank, heat exchanger, heating liner and water outlet, heat exchanger is arranged between water tank and heating liner, heating liner is connect by outlet pipeline with water outlet, it is characterized in that the level height of the heat exchanger and heating liner is below the level height of the water tank；Such warm drinking water machine, by the top that water tank is arranged in heat exchanger and heating liner, using water toward the principle of low stream, guarantee that the water in water tank can flow into the heat exchanger of lower section, and be heated into heating liner, entire water flow flowing is smooth, exempts and uses water pump, lower manufacturing cost, eliminates the warm drinking water machine of pump working noise.

Description

Warm drinking water machine

Technical field

The utility model relates to electric water dispenser technical field, especially a kind of warm drinking water machine.

Background technique

Existing warm drinking water machine, including water tank, water pump, heat exchanger, heating liner and water outlet etc., water pump and heat Exchanger is arranged between water tank and heating liner, and heating liner is connect by outlet pipeline with water outlet, when work, passes through water pump Cold water in water tank is pumped into heat exchanger, cold water is sent into heating liner heating after heat exchange, and heating liner divides two-way defeated Out, be directly discharged all the way through water outlet for boiled water, another way input heat exchanger in, after exchanging heat, become warm water, finally also from Water outlet discharge, so that user drinks.The warm drinking water machine of above structure, there is also following shortcomings: (1) entire temperature is opened Due to having used water pump in water drinking machine, not only increased manufacturing cost, but also because of pump working, cause biggish noise；Further more, by It is device easy to damage in water pump, water pump damage will cause water dispenser that can not work, and cause inconvenience to user.

Utility model content

The purpose of the present invention is to overcome the deficiencies of the prior art mentioned above and provide a kind of structures simply, Rationally, can exempt using water pump, with the warm drinking water machine for reducing manufacturing cost, eliminating pump working noise.

Purpose of the utility model is realized as follows:

A kind of warm drinking water machine, including water tank, heat exchanger, heating liner and water outlet, heat exchanger setting are being stored up Between water tank and heating liner, heating liner is connect by outlet pipeline with water outlet, characterized in that the heat exchanger and heating liner Level height be below the level height of the water tank；Such warm drinking water machine, by handing over water tank setting in heat The top of parallel operation and heating liner guarantees that the water in water tank can flow into the heat exchanger of lower section using water toward the principle of low stream It is interior, and be heated into heating liner, entire water flow flowing is smooth, exempts and uses water pump, lower manufacturing cost, eliminates pump working The warm drinking water machine of noise.

The purpose of this utility model can also be solved using following technical measures:

Further, the heat exchanger is heat-exchangers of the plate type or tube-in-tube heat exchanger, the heat-exchangers of the plate type Or tube-in-tube heat exchanger is located at the lower section of the water tank, wherein the good effect of heat exchange of heat-exchangers of the plate type, and implement to hold Easily；Heat-exchangers of the plate type or tube-in-tube heat exchanger are located at the lower section of water tank, and the water being more advantageous in water tank flows into board-like In heat exchanger or tube-in-tube heat exchanger.

Further, the outlet pipeline includes boiled water branch and warm water branch, and the boiled water branch and warm water branch are on the road It is respectively arranged with heat water valve and warm water valve, boiled water branch both ends are separately connected heating liner and water outlet, warm water branch both ends difference Connect heat exchanger and water outlet；To realize that water dispenser provides the supply of warm water and boiled water, meet different user drinks needs.

Further, the heat exchanger includes cold water inlet, warm water export, boiled water entrance and hot water outlet, described cold Water inlet connects water tank, and warm water export connects the warm water branch, and boiled water entrance connects boiled water branch, and hot water outlet connection adds Hot gallbladder；So that heat exchanger quickly exchanges heat to the hot water or cold water flowed through.

Further, the boiled water branch road is provided with triple valve, and triple valve includes that an entrance and two export, described Entrance connects the boiled water outlet of heating liner, and two export the boiled water entrance and heat water valve for being separately connected heat exchanger, so that heating liner Boiled water out not only can be directly discharged through heat water valve and water outlet by triple valve, but also can pass through triple valve, inflow heat exchanger Boiled water entrance, to realize heat exchange in heat exchanger.

Further, level electrode is additionally provided on the triple valve, level electrode and heating liner are electrically connected, water level electricity Pole monitors the water level information (such as: having monitored whether that water flow passes through) in triple valve, to control heating liner work.

Further, temp probe is additionally provided in the heating liner；So as to the water temperature in real-time monitoring heating liner.

Further, the height of the warm water export on the heat exchanger is lower than the height of boiled water entrance, is conducive to boiled water It flows into through eminence, is flowed out after exchanging heat by lower, using water toward the principle of low stream, make smooth in water flow.

Further, the height of the cold water inlet on the heat exchanger is lower than the height of hot water outlet, here, sufficiently sharp With water tank height and position, cold water generates the impulse force that flows down using difference in height, rapidly enters the cold water inlet of the heat exchanger of lower section, Cold water, quickly through heat exchanger, is finally flowed out by high-order hot water outlet using the impulse force that flows down after heat exchange.

Further, the bottom of the water tank is provided with cooling water outlet, and the cooling water outlet connects heat exchanger.

The beneficial effects of the utility model are as follows:

(1) such warm drinking water machine, it is past using water by the way that water tank to be arranged in the top of heat exchanger and heating liner The principle of low stream guarantees that the water in water tank can flow into the heat exchanger of lower section, and is heated into heating liner, entire water Stream flowing is smooth, exempts and uses water pump, lowers manufacturing cost, eliminates the warm drinking water machine of pump working noise.

(2) heat exchanger of the utility model is heat-exchangers of the plate type or tube-in-tube heat exchanger, the heat exchanger position In the lower section of the water tank, the good effect of heat exchange of heat-exchangers of the plate type, and implement to be easy, heat-exchangers of the plate type or bushing type Heat exchanger is located at the lower section of water tank, is more advantageous in the water inflow heat exchanger in water tank.

(3) further more, since heat exchanger includes cold water inlet, warm water export, boiled water entrance and hot water outlet, when work, Heat exchanger is set quickly to exchange heat the hot water or cold water flowed through；Moreover, also by the way that triple valve is arranged on boiled water branch road, it both can be straight It connects through heat water valve and water outlet discharge, and triple valve, the boiled water entrance of inflow heat exchanger, so as in heat exchanger can be passed through Realize heat exchange.

(4) in addition, the height due to the warm water export on heat exchanger is lower than the height of boiled water entrance, and the height of cold water inlet Degree is lower than the height of hot water outlet, makes in heat exchanger that the flowing of inner cold water and hot water is contrary, is conducive to sufficient heat exchange, improves Heat exchange efficiency and effect.

Detailed description of the invention

Fig. 1 is the schematic diagram of the utility model warm drinking water machine.

Fig. 2 is another embodiment schematic diagram of the utility model warm drinking water machine

Specific embodiment

The utility model is further described with reference to the accompanying drawings and embodiments:

Referring to figure 1 and figure 2, a kind of warm drinking water machine, including water tank 1, heat exchanger 2, heating liner 3 and water outlet Mouth 4, heat exchanger 2 are arranged between water tank 1 and heating liner 3, and heating liner 3 is connect by outlet pipeline 5 with water outlet 4, It is characterized in, the level height of the heat exchanger 2 and heating liner 3 is below the level height of the water tank 1, the present embodiment In, the heat exchanger 2 be heat-exchangers of the plate type (see figure 1) or tube-in-tube heat exchanger (as shown in Figure 2), it is described board-like Heat exchanger or tube-in-tube heat exchanger are located at the lower section of the water tank 1, and are additionally provided with temp probe in the heating liner 3 9, in the present embodiment, water outlet 4 can be depotition cock.

As shown in the figure, the outlet pipeline 5 includes boiled water branch 51 and warm water branch 52, the boiled water branch 51 and warm water Heat water valve 6 and warm water valve 7 are respectively arranged on branch 52,51 both ends of boiled water branch are separately connected heating liner 3 and water outlet 4, temperature 52 both ends of water branch are separately connected heat exchanger 2 and water outlet 4, wherein heat exchanger includes cold water inlet 21, warm water export 22, boiled water entrance 23 and hot water outlet 24, the cold water inlet 21 connect water tank 1, and warm water export 22 connects the warm water branch Road 52, boiled water entrance 23 connect boiled water branch 51, and hot water outlet 24 connects heating liner 3.

As more specific scheme, in the present embodiment, triple valve 8 is additionally provided on the boiled water branch 51, triple valve 8 wraps An entrance and two outlets are included, the boiled water outlet 31 of the entrance connection heating liner 3, two outlets are separately connected heat exchanger Boiled water entrance 23 and heat water valve 6, wherein level electrode 81, level electrode 81 and heating liner 3 are additionally provided on the triple valve 8 It is electrically connected, level electrode 81 monitors the water level information (such as: having monitored whether that water flow passes through) in triple valve 8, adds to control Hot gallbladder 3 works；Here level electrode 81 also can be set in heating liner 3, to monitor the water level information in heating liner 3, with Real-time control heating liner 3 works.

In the present embodiment, the boiled water branch 51 on heating liner 3 can be two separate branches (that is: there are two on heating liner 3 Boiled water outlet), a boiled water branch is directly connected to heat water valve 6 and water outlet 4, and another boiled water branch road is provided with level electrode 81 and the direct-connected boiled water entrance 23 for being connected to heat exchanger, this embodiment be similarly able to achieve the purpose of this patent.

As shown in the figure, the height of the warm water export 22 on the heat exchanger is lower than the height of boiled water entrance 23, the heat The height of cold water inlet 21 on exchanger is lower than the height of hot water outlet 24, and the bottom of the water tank 1 is provided with cold water Outlet 11, the cooling water outlet 11 connect heat exchanger 2, and in the present embodiment, the cold water that cooling water outlet 11 connects heat exchanger enters Mouth 21.

Working principle: the higher water tank 1 in position, the cold water of storage inside is wandered down through cooling water outlet 11, through cold Water inlet 21 enters in heat exchanger, meanwhile, the boiled water outlet 31 of the heated gallbladder 3 of boiled water in heating liner 3 passes through triple valve 8 Enter in heat exchanger through boiled water entrance 23, in heat exchanger inner cold water and boiled water by heat exchange, cold water temperature increases and passes through Hot water outlet 24 is discharged, and flows into heating in heating liner 3, and then temperature reduction becomes warm water and is discharged by warm water export 22 boiled water, Most it is discharged afterwards through warm water branch 52 and warm water valve 7 by water outlet 4；If user thinks directly to use boiled water, the heated gallbladder 3 of boiled water After out, by triple valve 8 directly through boiled water branch 51 and heat water valve 6, it is discharged by water outlet 4.

Claims (10)

1. a kind of warm drinking water machine, including water tank (1), heat exchanger (2), heating liner (3) and water outlet (4), heat exchange Device (2) is arranged between water tank (1) and heating liner (3), and heating liner (3) is connect by outlet pipeline (5) with water outlet (4), It is characterized in that the level height of the heat exchanger (2) and heating liner (3) is below the level height of the water tank (1).

2. warm drinking water machine according to claim 1, characterized in that the heat exchanger (2) be heat-exchangers of the plate type or Tube-in-tube heat exchanger, the heat-exchangers of the plate type or tube-in-tube heat exchanger are located at the lower section of the water tank (1).

3. warm drinking water machine according to claim 2, characterized in that the outlet pipeline (5) includes boiled water branch (51) With warm water branch (52), heat water valve (6) and warm water valve are respectively arranged on the boiled water branch (51) and warm water branch (52) (7), boiled water branch (51) both ends are separately connected heating liner (3) and water outlet (4), and warm water branch (52) both ends are separately connected hot friendship Parallel operation (2) and water outlet (4).

4. warm drinking water machine according to claim 3, characterized in that the heat exchanger (2) include cold water inlet (21), Warm water export (22), boiled water entrance (23) and hot water outlet (24), the cold water inlet (21) connect water tank (1), and warm water goes out Mouth (22) connects the warm water branch (52), and boiled water entrance (23) connects boiled water branch (51), hot water outlet (24) connection heating Gallbladder (3).

5. warm drinking water machine according to claim 4, characterized in that be provided with triple valve on the boiled water branch (51) (8), triple valve (8) includes an entrance and two outlets, and the boiled water of entrance connection heating liner (3) exports (31), and two Outlet is separately connected the boiled water entrance (23) and heat water valve (6) of heat exchanger (2).

6. warm drinking water machine according to claim 5, characterized in that be additionally provided with level electrode on the triple valve (8) (81), level electrode (81) and heating liner (3) are electrically connected.

7. warm drinking water machine according to claim 4, characterized in that be additionally provided with temp probe in the heating liner (3) (9).

8. warm drinking water machine according to claim 4, characterized in that the warm water export (22) on the heat exchanger (2) Height be lower than boiled water entrance (23) height.

9. according to the warm drinking water machine of claim 4 or 8, characterized in that the cold water inlet on the heat exchanger (2) (21) height is lower than the height of hot water outlet (24).

10. warm drinking water machine according to claim 1, characterized in that the bottom of the water tank (1) is provided with cold water and goes out Mouth (11), the cooling water outlet (11) connect heat exchanger (2).