CN201599938U

CN201599938U - Underneath type heating water heater

Info

Publication number: CN201599938U
Application number: CN200920279634XU
Authority: CN
Inventors: 周鹏; 韩宝东; 易伟文
Original assignee: FERROLI HEAT ENERGY EQUIPMENT (CHINA) Co Ltd
Current assignee: FERROLI HEAT ENERGY EQUIPMENT (CHINA) Co Ltd
Priority date: 2009-11-06
Filing date: 2009-11-06
Publication date: 2010-10-06
Anticipated expiration: 2019-11-06

Abstract

The utility model discloses a underneath type heating water heater, which comprises a shell and a liner, wherein the liner comprises a barrel body, a top cover and a bottom cover, the liner is provided with a copper coiler, heat transfer working medium flows in the copper coiler, the lower portion of the liner is provide with a pressure plate, the pressure plate is closely connected with the bottom cover through a flange, the pressure plate is provided with a copper coiler inlet and a copper coiler outlet, and the copper coiler is connected with a copper pipe which is arranged on the outer portion of the liner through the copper coiler inlet and the copper coiler outlet. The copper coiler is integrally arranged on the lower portion of the liner, is connected with a copper pipe which is arranged on the outer portion of the liner through the copper coiler inlet and the copper coiler outlet which are arranged on the pressure plate which is arranged on the lower portion of the liner, the heater using the structure is convenient to mount, and has compact structure. When the inner wall of the liner of the water heater is coated with enamel materials, the structure can not damage the enamel surface of the liner. Because the pressure plate is closely connected with the bottom cover of the liner through the flange, a connecting position between the liner and the pressure plate has adequately excellent sealing, thereby preventing from generating the water seepage problem because of using the underneath type heating structure.

Description

A kind of underneath type heating water heater

Technical field

The utility model relates to a kind of water heater, particularly a kind of underneath type heating water heater that improves structure that adopts.

Background technology

Compare with traditional electric heater, gas heater, solar water heater, air energy heat pump formula water heater has characteristics such as energy-conservation, efficient, safe, and therefore, air energy heat pump formula water heater will be selected by increasing user and like.

Existing air energy heat pump water heater generally all is the form that adopts the middle heating, and promptly bronze pan tube is arranged at the inner bag middle part, and its import and export pass from the inner bag sidewall.Though can providing, this mode of heating adds thermal effect preferably; be difficult for processing and inconvenient shortcoming is installed but exist; especially when the inner bag inwall scribbles enamel material; the installation method of this middle heating can bring destructive influences to the enamel surface texture of inner bag; because bronze pan tube is the penetration type syndeton on inner bag; in order to prevent that water body from oozing out; need carry out fit sealing to the syndeton between bronze pan tube and the inner bag; so; it is destroyed to adopt near the enamel surface of the inner bag import and export of bronze pan tube of this structure very easily to ftracture, thereby loses its due anti-corrosion protection function.Above-mentioned defective has greatly limited the further promotion and application of air energy heat pump water heater.

The utility model content

For addressing the above problem, the utility model provides a kind of underneath type heating water heater easy for installation, and its bronze pan tube can not produce the enamel surface texture of inner bag when the inner bag inwall scribbles enamel material and destroy from the below turnover of inner bag.

The utility model is that the technical scheme that its problem of solution is adopted is:

A kind of underneath type heating water heater, comprise shell and inner bag, described inner bag comprises ladle body, top cover and bottom, form inner chamber after described ladle body, top cover and bottom are fastened and connected, be provided with bronze pan tube in the described inner chamber, heat-transfer working medium flows in bronze pan tube, the below of described inner chamber is provided with pressing plate, described pressing plate is right after by flange and bottom, and pressing plate is provided with bronze pan tube and imports and exports, and described bronze pan tube is imported and exported the copper pipe outer with being located at inner bag by bronze pan tube and is connected.

Preferably, also be provided with the water inlet pipe opening on the described pressing plate, be located at the outer water inlet pipe of inner bag and be communicated with inner chamber by the water inlet pipe opening.

Preferably, also be provided with the electric heating assembly connecting hole on the described pressing plate.

Preferably, described bronze pan tube is the double plate pipe that comprises outer helical structure and internal layer helical structure.

Preferably, the inwall of described inner bag scribbles enamel material.

Preferably, the outer wall of described bronze pan tube scribbles enamel material.

Preferably, be provided with sealing ring between described pressing plate and the bottom.

The beneficial effects of the utility model are: bronze pan tube of the present utility model is wholy set in the bottom of inner bag, is connected with inner bag copper pipe outward by the bronze pan tube import and export that are arranged on the pressing plate of inner bag below, adopts the water heater of this structure easy for installation, compact conformation; When the water heater liner inwall scribbled enamel material, this structure can not produce the enamel surface of inner bag and destroy; Because pressing plate is right after by the bottom of flange and inner bag, makes that the junction between inner bag and the pressing plate has enough good sealing, thereby has avoided the seepage problem because of adopting this underneath type heating arrangement to occur.

In addition, when further being provided with the water inlet pipe opening on the pressing plate, water body can enter inner bag from the below, is located at the bronze pan tube heating of inner bag bottom, and this setting matches with the method for the utility model underneath type heating; When further being provided with the electric heating assembly connecting hole on the pressing plate, water heater can be provided with electric heating assembly as required, and when water heater utilized bronze pan tube and electric heating assembly that water body is heated simultaneously, its efficiency of heating surface was higher; The double plate pipe be underneath type heating bronze pan tube the only planform that can adopt, compare with general single coil and can bring better heating effect; The inwall of inner bag and the outer wall of bronze pan tube scribble enamel, can prevent that inner bag and bronze pan tube are corroded; When being provided with sealing ring between pressing plate and the bottom, the connection between pressing plate and the bottom has better sealing effectiveness.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples:

Fig. 1 is an overall structure cutaway view of the present utility model;

Fig. 2 is the perspective view of the utility model inner bag;

Fig. 3 is the schematic diagram of the utility model inner bag substructure;

Fig. 4 is the cutaway view of the utility model inner bag substructure;

Fig. 5 is the exploded view of the utility model inner bag, flange, sealing ring and pressing plate syndeton;

Fig. 6 is the perspective view of two kinds of different visual angles of bronze pan tube of the present utility model.

The specific embodiment

Referring to figs. 1 through Fig. 3, a kind of underneath type heating water heater of the present utility model, comprise shell 1 and inner bag 2, inner bag 2 comprises ladle body 21, top cover 22 and bottom 23, after being fastened and connected, ladle body 21, top cover 22 and bottom 23 form inner chamber 24, be provided with bronze pan tube 3 in the inner chamber 24, heat-transfer working medium flows in bronze pan tube 3, the below of inner chamber 24 is provided with pressing plate 4, pressing plate 4 is right after by flange 5 and bottom 23, pressing plate 4 is provided with bronze pan tube and imports and

exports

41,42, bronze pan tube 3 by bronze pan tube import and

export

41,42 be located at inner bag 2 copper pipe 6 outward and be connected.During practical application, ladle body 21, top cover 22 and bottom 23 are general by welding formation one integrally-built inner bag 2, and in order to make that inner bag 2 can be fixing with shell 1, the outer wall of inner bag 2 is provided with link plate 10, and inner bag 2 is installed on the shell 1 by link plate 10.

In order to heat the water that enters interior gallbladder intracavity 24 easily, also be provided with water inlet pipe opening 43 on the pressing plate 4, be located at inner bag 2 outer water inlet pipes 7 and be communicated with inner chamber 24 by water inlet pipe opening 43.This setting matches with the method for the utility model underneath type heating, after entering inner chamber 24, heated by bronze pan tube 3 immediately in the not heated water in outside, therefore based on the principle of thermal convection current, heated water can upwards flow, and the problem that the water of inner chamber 24 tops can not be heated can't occur.

In addition, can also further be provided with electric heating assembly connecting hole 44 on the pressing plate 4, electric heating assembly can be installed on this motor heat assembly connecting hole 44, is used for jointly water body being carried out Fast Heating with bronze pan tube.When the user did not select this electric heating function for use, production firm can utilize sealing ring to seal this electric heating assembly connecting hole 44, and this moment, electric heating function was invalid.The demand that can adapt to more users by this setting.

Because water heater of the present utility model has adopted the mode of underneath type heating, the employed bronze pan tube structure of traditional middle heating water heater can not directly apply in the utility model.In order to address this problem, bronze pan tube 3 preferably adopts the double plate pipes, and it comprises outer helical structure and internal layer helical structure, concrete structure is with reference to Fig. 6, compare with single coil, this double disk structure has increased the contact area of bronze pan tube surface with water body, can bring better heating effect.

As preferred embodiment, inner bag 2 inwalls of water heater scribble enamel material, and corrosion-resisting function can be played to the material of forming inner bag in this enamel surface.

Similar with the anti-corrosion method of inner bag 2, the outer wall of bronze pan tube 3 scribbles enamel material, prevents that water body from corroding the bronze pan tube surface.

In order to guarantee normal water outlet, inner bag 2 is provided with at least one delivery port 25, is located at inner bag 2 outer outlet pipes 8 and is communicated with inner chamber 24 by delivery port, matches with the delivery port of inner bag 2, also is provided with corresponding outlet opening on the shell 1.As preferred embodiment, the quantity of delivery port 25 is three, is located at the upper, middle and lower of the ladle body 21 of inner bag 2 respectively.In general, in this embodiment, be positioned at the coolant-temperature gage height that water that the delivery port of inner bag 2 ladle bodies 21 bottoms comes out can come out than superposed delivery port.

With reference to Fig. 4 and Fig. 5,, be provided with sealing ring 9 between pressing plate 4 and the bottom 23 in order to make the junction of pressing plate 4 and bottom 23 have better sealing function.In addition, the edge of pressing plate 4 is provided with screw 45, the position of screw 45 is corresponding with the installing hole 51 on being located at flange 5, and the screw 45 on the pressing plate 4 is connected by bolt or other connectors with installing hole 51 on the flange 5, thereby makes pressing plate 4, sealing ring 9, bottom 23 closely link together.

Above-mentionedly just preferred embodiment of the present utility model is illustrated and describes; but embodiment of the present utility model is not restricted to the described embodiments; thereby those skilled in the art can simply change said structure and reaches technique effect of the present utility model; therefore; as long as the structure that is adopted and of the present utility model basic identical all should belong to protection domain of the present utility model.

Claims

1. underneath type heating water heater, comprise shell (1) and inner bag (2), described inner bag (2) comprises ladle body (21), top cover (22) and bottom (23), described ladle body (21), after being fastened and connected, top cover (22) and bottom (23) form inner chamber (24), be provided with bronze pan tube (3) in the described inner chamber (24), heat-transfer working medium flows in bronze pan tube (3), the below that it is characterized in that described inner chamber (24) is provided with pressing plate (4), described pressing plate (4) is right after by flange (5) and bottom (23), pressing plate (4) is provided with bronze pan tube turnover (41,42), described bronze pan tube (3) imports and exports (41 by bronze pan tube, 42) outer with being located at inner bag (2) copper pipe (6) is connected.

2. a kind of underneath type heating water heater according to claim 1 is characterized in that also being provided with water inlet pipe opening (43) on the described pressing plate (4), is located at the outer water inlet pipe (7) of inner bag (2) and is communicated with inner chamber (24) by water inlet pipe opening (43).

3. a kind of underneath type heating water heater according to claim 1 and 2 is characterized in that also being provided with on the described pressing plate (4) electric heating assembly connecting hole (44).

4. a kind of underneath type heating water heater according to claim 1 is characterized in that described bronze pan tube (3) is the double plate pipe that comprises outer helical structure and internal layer helical structure.

5. a kind of underneath type heating water heater according to claim 1 is characterized in that the inwall of described inner bag (2) scribbles enamel material.

6. according to claim 1 or 4 described a kind of underneath type heating water heaters, it is characterized in that the outer wall of described bronze pan tube (3) scribbles enamel material.

7. a kind of underneath type heating water heater according to claim 1 is characterized in that described inner bag (2) is provided with at least one delivery port (25), is located at the outer outlet pipe (8) of inner bag (2) and is communicated with inner chamber (24) by delivery port.

8. a kind of underneath type heating water heater according to claim 6, the quantity that it is characterized in that described delivery port is three, is located at the upper, middle and lower of the ladle body (21) of inner bag (2) respectively.

9. a kind of underneath type heating water heater according to claim 1 is characterized in that being provided with sealing ring (9) between described pressing plate (4) and the bottom (23).

10. a kind of underneath type heating water heater according to claim 1 is characterized in that the edge of described pressing plate (4) is provided with screw (45), and the position of screw (45) is corresponding with the installing hole (51) on being located at flange (5).