CN2398944Y

CN2398944Y - Water drinking machine with improved structure

Info

Publication number: CN2398944Y
Application number: CN 99254922
Authority: CN
Inventors: 罗文忠
Original assignee: Shenzhen New Century Drinking Water Science & Technology Co Ltd
Current assignee: Shenzhen New Century Drinking Water Science & Technology Co Ltd
Priority date: 1999-12-02
Filing date: 1999-12-02
Publication date: 2000-10-04
Anticipated expiration: 2009-12-02

Abstract

The utility model discloses a drinking water machine with an improved structure, which comprises a cold tank, a hot tank and intelligent bases which are arranged on the cold and the hot tanks. The utility model is characterized in that a water inlet pipe which is respectively communicated with the cold and the hot tanks, a vent pipe which is communicated with the top part of the cold tank, and an exhaust pipe which is communicated with the top part of the hot tank are arranged at the lower parts of the intelligent bases. An air inlet pipe which is communicated with the outside air through a nonreturn valve is also arranged at the middle part of the vent pipe of the cold tank. The utility model has the advantages of small volume, low material consumption and low manufacturing cost. Simultaneously, the utility model can enable drinking water to be free from the influence of contamination in the air.

Description

The water dispenser of structure optimization

The utility model relate to a kind of can again can be with the structure of the water dispenser (being commonly called as the freeze hot drinking water machine) of water refrigeration with water heating.

Existing freeze hot drinking water machine generally comprises one cold jar (device of water refrigeration soon and storage) and a heat jar (device of water heating soon and storage), also is provided with a water tank on the cold jar of top with the heat jar simultaneously, and the top of water tank is provided with smart seat.The plastic bottle that pure water is housed stands upside down on smart seat, and plastic bottle supplies water to water tank, and water tank is again respectively to cold jar and heat jar water supply.Owing to the existence of water tank, increased volume, material consumption and the manufacturing cost of whole water dispenser.In addition, the water in the water tank of this water dispenser be directly and extraneous air contacted, be vulnerable to come from the pollution of air.

The purpose of this utility model is: a kind of water dispenser of structure optimization is provided, can reduces volume, material consumption and the manufacturing cost of water dispenser, can also make drinking water avoid pollutant effects in the air simultaneously.

The purpose of this utility model is achieved by the following technical solution: a kind of water dispenser of structure optimization comprises cold jar, heat jar and is located at described cold jar and the smart seat on heat jar top; It is characterized in that the blast pipe that be provided with respectively the water inlet pipe that is communicated with described cold jar and heat jar, the breather pipe that is communicated with described cold tank top in the bottom of described smart seat, is communicated with described hot tank top; Middle part at described cold jar of breather pipe also is provided with the air inlet pipe that is communicated with extraneous air by check valve.

Aforesaid the utility model water dispenser has saved the water tank of traditional water dispenser and the anti-overflow device in the water tank, has optimized the structure of water dispenser, has reduced manufacturing cost.Whole system is communicated with extraneous air by a passage that is provided with check valve, is easy to air filter is set in passage, thereby avoids drinking water directly to contact with extraneous air, reduces the pollution of air to water, keeps the sanitation and hygiene of water.

Below in conjunction with drawings and Examples the utility model is described in further detail.

Fig. 1 is existing water dispenser internal structure schematic diagram;

Fig. 2 is the internal structure schematic diagram of an exemplary embodiments of the utility model water dispenser;

Fig. 3 is the smart seat cut-away view;

Fig. 4 is an A-A cutaway view among Fig. 3;

Fig. 5 is check valve 7 and air filtration layer 9 internal structure schematic diagram.

Existing water dispenser as shown in Figure 1, comprise cold jar 1, heat jar 2, also be provided with a water tank 20 on cold jar 1 top simultaneously with heat jar 2, the top of water tank 20 is provided with smart seat 3, the plastic bottle that pure water is housed stands upside down on smart seat 3, plastic bottle supplies water to water tank 20, and water tank 20 supplies water to cold jar 1 and hot jar 2 respectively again.Owing to the setting of water tank 20, increased volume, material consumption and the manufacturing cost of whole water dispenser.Simultaneously, because water tank 20 is not airtight, in order to prevent to overflow outside water dispenser because of factors such as plastic bottle breaks cause that water in the bottle drops under the atmospheric pressure effect, be provided with anti-overflow device 21 on the top of water tank 20, this has just further increased the manufacturing cost of water dispenser.In addition, the water in the water tank 20 of this water dispenser be directly and extraneous air contacted, be vulnerable to come from the pollution of air.

Fig. 2 to Fig. 5 has provided an embodiment of the utility model water dispenser, comprises cold jar 1, heat jar 2 and is located at cold jar 1 and the smart seat 3 on heat jar 2 tops; Be provided with in the bottom of smart seat 3 respectively and cold jar 1 and heat jar 2 water inlet pipes that are communicated with 4, the breather pipe 5 that is communicated with cold jar 1 top, the blast pipe 6 that is communicated with hot tank top; Also be provided with the air inlet pipe 8 that is communicated with extraneous air by check valve 7 at the middle part of breather pipe 5.Being further divided into two-way after water inlet pipe 4 can be drawn from smart seat 3 bottoms by a pipe and being communicated with heat jar 2 with cold jar 1 respectively, also can be two pipes that are connected between smart seat 3 bottoms and cold jar 1 and the heat jar 2.Blast pipe 6 is a damper tube, and the hot gas in the heat jar directly is discharged in the plastic water bottle through it, with the safety in guaranteeing to use.

As shown in Figure 2, be provided with check valve 10 at water inlet pipe 4 by in the heat jars 2 one sections.

As shown in Figure 5, present embodiment is provided with air filtration layer 9 in the porch of air inlet pipe 8.Filter course 9 can be filter cotton, screen pack or other suitable medium.Check valve 7 comprises a spool 11 and perpendicular to the dividing plate 12 of air inlet pipe 8; Spool 7 is inverse-T-shaped colloidal silica, and its underpart is a plate body 13, and top is the bar 15 that passes the hole 14 of being located at dividing plate 12 middle parts, and the upper end of bar 15 is provided with a conical nose 16 big than the aperture in hole 14; On dividing plate 12, be provided with air admission hole 17 around the hole 14.Spool 7 can move up and down with the pressure size of air or water, opens or closes air admission hole 17.

Stand upside down the plastic bottle of drinking water be housed in smart seat 3 tops of the utility model water dispenser, the water in the plastic bottle directly enters cold jar 1 and heat jar 2 by smart seat 3 and water inlet pipe 4.Part air during water inlet in cold jar 1 and hot jar 2 enters the top that smart seat enters plastic bottle from breather pipe 5 and blast pipe 6 respectively.When hot and cold jar of tap discharged water, pressure of the inside of a bottle reduced, and air is handled the back after filtration and entered plastic bottle to plastic bottle upper supplementary air from air inlet pipe 8 through smart seat 3, and plastic bottle is guaranteed to hot and cold jar of normal water supply.

The effect of filter course 9 is that the air that will enter water dispenser carries out filtration treatment, in order to avoid bring pollutant into.

The effect of check valve 7 is, when just in case the generation plastic bottle breaks, and under the situation that intake pressure increases, check valve is closed, can guarantee that water is unlikely to flow out and ground is soaked from air inlet pipe 8.As shown in Figure 5, when air when the external world enters, spool 11 is under the effect of gravity and air thrust, plate body 13 leaves dividing plate 12, check valve 7 is an open mode, air enters from the air admission hole 17 on the dividing plate 12; Otherwise, when water under the atmospheric pressure effect, when outer outflow, under buoyancy of water and thrust, spool 11 is pushed to dividing plate 12 in the air inlet pipe 8, air admission hole 17 is sealed, thereby stoped the outflow of water.

10 on check valve allows cold water to enter heat jars 2, does not allow that heated water is back in water inlet pipe and the plastic bottle in the heat jars 2.

Fig. 3 and Fig. 4 show the smart seat internal structure.It comprises a wall 30, seat core 31 and the seat end 32.The seat end 32 is a double-decker, and upper base 33 is an one with

seat core

31, and 34 tops by its perisporium 35 of going to the bottom are connected with upper base 33 gummeds.Go to the bottom to be provided with and be used for feed water inlet 36 that is connected with water inlet pipe 4 and the passage 37 that is used for being connected with breather pipe 5, blast pipe 6.Seat core 31 is a double-decker also, comprises outer core 38 and inner core 39,

inner core

39 and 36 airtight connections of feed water inlet, and inner core 39 tops are provided with the hole 40 that is communicated with plastic bottle; Passage 37 and inner core 39 are communicated with mezzanine space 41 between the outer core 38, and the upper end of present core 31 also is provided with the hole 42 that mezzanine space 41 is communicated with plastic bottle.

After water in the plastic bottle enters inner core 39 by hole 40, enter hot and cold jar respectively by feed water inlet 36.

Gas of discharging in hot and cold jar and the air that enters through air inlet pipe 8 from the outside enter behind passage 37 in the

mezzanine space

41,42 enter in the plastic bottle through the hole again.

The size of the access way of relevant air is wanted suitably should to satisfy the needs of ventilation, simultaneously again by the effect of its capillary resistance, avoids water in the plastic bottle to enter in a large number and hinders ventilation.

Claims

1, a kind of water dispenser of structure optimization comprises cold jar (1), heat jar (2) and is located at described cold jar (1) and the smart seat (3) on heat jar (2) top; It is characterized in that, be provided with the water inlet pipe (4) that is communicated with cold jar (1) and heat jar (2) respectively, the breather pipe (5) that is communicated with cold jar of (1) top, the blast pipe (6) that is communicated with hot tank top in the bottom of described smart seat (3); Middle part at described cold jar of breather pipe (5) also is provided with the air inlet pipe (8) that is communicated with extraneous air by check valve (7).

2, water dispenser according to claim 1 is characterized in that, is provided with air filtration layer (9) in the porch of described air inlet pipe (8).

3, water dispenser according to claim 1 is characterized in that, leans in hot jar (2) one sections at water inlet pipe (4) to be provided with check valve (10).

4, water dispenser according to claim 1 is characterized in that, described check valve (7) comprises a spool (11) and perpendicular to the dividing plate (12) of described air inlet pipe (8); Spool (7) is inverse-T-shaped colloidal silica, and its underpart is plate body (13), and top is for passing the bar (15) in the hole (14) of being located at dividing plate (12) middle part, and the upper end of bar (15) is provided with a head (16) big than the aperture of hole (14); Go up hole (14) at dividing plate (12) and be provided with air admission hole (17) on every side.

5, water dispenser according to claim 1 is characterized in that, described blast pipe (6) is a damper tube.