CN214791946U

CN214791946U - Double-cavity structure of integrated heating pump for household appliance

Info

Publication number: CN214791946U
Application number: CN202120437536.5U
Authority: CN
Inventors: 肖志鹏
Original assignee: Suzhou Chongshanda Intelligent Technology Co ltd
Current assignee: Suzhou Chongshanda Intelligent Technology Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-11-19
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a double cavities structure of integrated heat pump for domestic appliance, double cavities structure is heating chamber and pressure boost chamber for integrated heat pump respectively, has avoided heating simultaneously and pressurization in same pump chamber to the volume in pressure boost chamber has been compressed to bigger degree, improves the hydraulic efficiency of integrated heat pump. A double-cavity body structure of integrated heat pump for domestic appliance, designed double-cavity body structure, be provided with baffle and opening in the middle of the double-cavity body, baffle one side surface is provided with the heating chamber and communicates the opening with the guiding gutter, the pressure boost chamber of opening intercommunication opposite side, use the stainless steel heating pipe as the heat-generating body in the heating chamber, the heating pipe submergence is by the heating fluid body, direct heating fluid body for the heating efficiency maximize, the heating pipe embeds the fuse, makes its installation of being convenient for, also safe and reliable, use the impeller as centrifugal pressurization power in the integrated heat pump pressure boost chamber.

Description

Double-cavity structure of integrated heating pump for household appliance

Technical Field

The utility model belongs to the domestic appliance field, concretely relates to double cavities structure of integrated heat pump for domestic appliance.

Background

The prior art is single pump chamber structure, and the leading features is that an aluminium system heater passes through the braze welding on the stainless steel heating plate, and the stainless steel dish is as the pump cover, and non-welded face with by the heating fluid contact, form single pump chamber with the volute, liquid is installed on the heating plate by pressurization and heating temperature controller and fuse simultaneously in the pump chamber, not with by the heating fluid contact, under this background, a domestic appliance is with the double-cavity structure of integrated heat pump also is present big hot door.

The heating plate is an aluminum heater welded on the stainless steel plate by brazing, the surface of the heating plate, which is in contact with air, has heat loss caused by the dissipation of a large amount of heat and air, meanwhile, the heating element indirectly heats liquid by heating the brazing layer and the stainless steel plate, so that the problem of low energy efficiency exists, in addition, the consistency of aluminum brazing between the aluminum heater and the stainless steel plate is poor, the possibility of non-uniform brazing thickness and even partial non-welding exists, thereby leading to poor temperature consistency of the surface of the stainless steel disc, even leading to overheating and failure of the heater due to poor heat conduction, because the aluminum heater has low temperature resistance and the heating plate has poor heat conduction performance, the contact area between the heating plate and the liquid is large, therefore, the whole pump cavity is large in volume and inconvenient to install, the volume of the impeller in the pump cavity is too small, and the water pressure and the flow are correspondingly small.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a domestic appliance is with two cavity structures of integrated heat pump to solve the problem among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions:

a double-cavity structure of an integrated heating pump for household appliances comprises a double-cavity shell main body, wherein a partition plate opening is formed in the outer surface of one side of the double-cavity shell main body, a water guide plate for the integrated heating pump is arranged on the outer surface of one side of the partition plate opening, a heater is arranged on the outer surface of one side of the water guide plate for the integrated heating pump, a heating cavity for the integrated heating pump is arranged on the outer surface of one side of the heater, a partition plate for the integrated heating pump is arranged on the outer surface of the lower end of the heating cavity for the integrated heating pump, a boosting cavity for the integrated heating pump is arranged on the outer surface of the lower end of the partition plate for the integrated heating pump, a boosting cavity base is arranged on the outer surface of the lower end of the boosting cavity base, a motor for the integrated heating pump is arranged on the outer surface of the lower end of the water guide plate for the integrated heating pump, an impeller is arranged on the outer surface of the lower end of the water guide plate for the integrated heating pump, the utility model discloses a pressure-increasing pump, including impeller, oil blanket, heater, double cavities shell main part, the lower extreme surface of impeller is provided with motor shaft and oil blanket for the integrated heating pump, the oil blanket is located one side of motor shaft for the integrated heating pump, one side internal surface of heater is provided with the fuse, one side surface of impeller is provided with the water inlet, one side internal surface of double cavities shell main part is provided with the rubber pad, one side internal surface of rubber pad is provided with the flange, one side surface of pressure-increasing chamber for the integrated heating pump is provided with the delivery port, a side surface of heater sets up pressure measurement.

Preferably, the water inlet communicates with the heating cavity of the integrated heating pump, the heating cavity of the integrated heating pump communicates with the pressurizing cavity of the integrated heating pump through the partition plate opening hole, and the pressurizing cavity of the integrated heating pump communicates with the water outlet.

Preferably, a fixing hole is formed between the heating cavity of the integrated heating pump and the heater, and the heating cavity of the integrated heating pump is fixedly connected with the heater through the fixing hole, the rubber pad, the flange and the screw.

Preferably, a connecting hole is formed between the pressure detection device and the heating cavity of the integrated heating pump, and the pressure detection device is fixedly connected with the heating cavity of the integrated heating pump through the connecting hole.

Preferably, the end face of the water guide plate for the integrated heating pump is attached to the double-cavity shell body to form a heating water guide groove, and the lower end face of the water guide plate for the integrated heating pump is attached to the double-cavity shell body to form a pressurizing water guide groove.

Preferably, the heating cavity of the integrated heating pump and the pressurizing cavity of the integrated heating pump are separated by controlling the gap between the water guide plate and the impeller for the integrated heating pump.

Preferably, the fuse and the heater are installed in a manner of internally installing the fuse, and the heater is fixedly connected with the heating cavity for the integrated heating pump through an installation hole.

The utility model has the advantages of as follows: the double-cavity structure of the integrated heating pump for the household appliance provided by the technical scheme is designed with a double-cavity structure, namely a heating cavity and a pressurizing cavity for the integrated heating pump respectively, so that the problem that the whole volume of a pump cavity is overlarge due to simultaneous heating and pressurizing in the same pump cavity is avoided, the volume of the pressurizing cavity is compressed at the same time, the hydraulic efficiency of the pump can be improved to a greater extent, a stainless steel heating pipe is used as a heating body, the heating pipe is immersed in heated liquid to directly heat the liquid, the heating efficiency is maximized, the heating pipe is made of stainless steel and has higher temperature resistance than an aluminum heater, so that the heater can achieve higher power and smaller volume, the heater is convenient to install without brazing, a fuse is arranged in the heater, a pressure detection device in the heating cavity preferably selects a thermistor or a temperature switch, and compared with the prior art, the detection precision is higher and more accurate, can use the volume in order to improve the inside of household electrical appliances (like dish washer etc.), cooperate less size motor, reduce the shared space of water pump package spare in household electrical appliances inside, the utility model discloses simultaneously in order to further reduce the energy consumption of household electrical appliances, with the heater dip by the heating fluid body, reduce the energy waste of heater to air heat conduction.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic structural view of a dual-cavity structure of an integrated heat pump for a household appliance according to the present invention;

fig. 2 is a side view of a dual chamber structure of an integrated heat pump for home appliances according to the present invention;

fig. 3 is a schematic structural view of a fuse, a flange and a rubber pad in a dual-cavity structure of the integrated heat pump for household appliances of the present invention;

fig. 4 is a schematic structural view of a water outlet in a double-cavity structure of an integrated heat pump for a household appliance according to the present invention;

FIG. 5 is a schematic view of a water inlet in a dual-cavity structure of an integrated heat pump for household appliances according to the present invention;

fig. 6 is a schematic structural view of a side member in a dual-cavity structure of an integrated heat pump for a household appliance according to the present invention.

In the figure: 1. a dual cavity housing body; 2. the partition plate is provided with holes; 3. a water guide plate for the integrated heating pump; 4. a heater; 5. the integrated heating pump is used for heating the cavity; 6. an impeller; 7. a baffle plate for the integrated heating pump; 8. a motor shaft for the integrated heating pump; 9. a pressurizing cavity for the integrated heating pump; 10. oil sealing; 11. a plenum chamber base; 12. A motor for an integrated heating pump; 13. a water outlet; 14. a fuse; 15. a flange; 16. a rubber pad; 17. a water inlet; 18. and a pressure detection device.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6: the utility model provides a double-cavity structure of integrated heating pump for household appliances, which comprises a double-cavity shell main body 1, one side surface of the double-cavity shell main body 1 is provided with a clapboard opening 2, one side surface of the clapboard opening 2 is provided with a water guide plate 3 for the integrated heating pump, one side surface of the water guide plate 3 for the integrated heating pump is provided with a heater 4, one side surface of the heater 4 is provided with a heating cavity 5 for the integrated heating pump, the lower end surface of the heating cavity 5 for the integrated heating pump is provided with a clapboard 7 for the integrated heating pump, the lower end surface of the clapboard 7 for the integrated heating pump is provided with a pressurizing cavity 9 for the integrated heating pump, the lower end surface of the pressurizing cavity 9 for the integrated heating pump is provided with a pressurizing cavity base 11, the lower end surface of the pressurizing cavity base 11 is provided with an integrated heating pump motor 12, the lower end surface of the water guide plate 3 for the integrated heating pump is provided with an impeller 6, the outer surface of the lower end of the impeller 6 is provided with an integrated heating pump motor shaft 8 and an oil seal 10, the oil seal 10 is positioned on one side of the integrated heating pump motor shaft 8, the inner surface of one side of the heater 4 is provided with a fuse 14, the outer surface of one side of the impeller 6 is provided with a water inlet 17, the inner surface of one side of the double-cavity housing main body 1 is provided with a rubber pad 16, the inner surface of one side of the rubber pad 16 is provided with a flange 15, the outer surface of one side of the pressurizing cavity 9 for the integrated heating pump is provided with a water outlet 13, the inner surface of one side of the heater 4 is provided with a pressure detection device 18, when the motor is electrified, the impeller 6 starts to work, heated liquid enters the integrated heating cavity 5 for the heating pump from the water inlet 17 and is heated by the heater 4, when the temperature of the liquid is overhigh, the heater 4 stops heating, the heated liquid enters the impeller 6 along a flow passage in the integrated heating cavity 5 for the integrated heating pump, and passes through the centrifugal action of the impeller 6, and flows out of the water outlet 13.

Further, the water inlet 17 is communicated with the heating cavity 5 of the integrated heating pump, the heating cavity 5 of the integrated heating pump is communicated with the pressurizing cavity 9 of the integrated heating pump through the partition plate opening hole 2, and the pressurizing cavity 9 of the integrated heating pump is communicated with the water outlet 13.

Further, a fixing hole is formed between the heating cavity 5 of the integrated heating pump and the heater 4, and the heating cavity 5 of the integrated heating pump is fixedly connected with the heater 4 through the fixing hole, the rubber pad 16, the flange 15 and the screw.

Furthermore, a connecting hole is arranged between the pressure detection device 18 and the heating cavity 5 of the integrated heating pump, and the pressure detection device 18 is fixedly connected with the heating cavity 5 of the integrated heating pump through the connecting hole.

Furthermore, a heating water guide groove is formed by the upper end face of the water guide plate 3 for the integrated heating pump and the double-cavity shell main body 1 in a fit mode, and a pressurizing water guide groove is formed by the lower end face of the water guide plate 3 for the integrated heating pump and the double-cavity shell main body 1 in a fit mode.

Furthermore, a heating cavity 5 of the integrated heating pump and a pressurizing cavity 9 of the integrated heating pump are separated by controlling the gap between the water guide plate 3 and the impeller 6 of the integrated heating pump.

Further, the fuse 14 and the heater 4 are installed in a manner of a fuse inside, and the heater 4 is fixedly connected with the heating chamber 5 for the integrated heating pump through a mounting hole.

The working principle is as follows: when the heating device works, when the motor is powered on, the impeller 6 starts to work, heated liquid enters the heating cavity 5 for the integrated heating pump from the water inlet 17 and is heated by the heater 4, when the temperature of the liquid is overhigh, the heater 4 stops heating, the heated liquid enters the impeller 6 in the heating cavity 5 for the integrated heating pump along a flow passage and flows out from the water outlet 13 under the centrifugal action of the impeller 6, a double-cavity structure is designed, namely the heating cavity 5 for the integrated heating pump and the pressurizing cavity respectively, the problem that the whole volume of the pump cavity is overlarge due to the fact that the heating and pressurizing are carried out simultaneously in the same pump cavity is avoided, meanwhile, the volume of the pressurizing cavity is compressed, the hydraulic efficiency of the pump can be improved to a greater extent, the stainless steel heating pipe is used as a heating body, the heating pipe is immersed in the heated liquid to directly heat the liquid, the heating efficiency is maximized, the heating pipe is made of stainless steel and has higher temperature resistance than that of the aluminum heater 4, like this heater 4 can accomplish more high-power and less volume, need not braze also be convenient for install, heater 4 embeds fuse 14, heats the preferred thermistor or temperature switch of pressure measurement 18 of inside in the chamber, to comparing in prior art, and its detection precision is higher more accurate, can use the volume in order to improve the inside of household electrical appliances (like dish washer etc.), cooperates the less size motor, reduces the water pump subassembly in the inside shared space of household electrical appliances, the utility model discloses simultaneously in order to further reduce the energy consumption of household electrical appliances, with heater 4 dip in by the heating liquid, reduce the energy waste of heater 4 to the air heat conduction.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a domestic appliance is with two-chamber body structure of integrated heat pump, includes two-chamber body shell main part (1), its characterized in that: the outer surface of one side of the double-cavity shell main body (1) is provided with a partition plate opening (2), the outer surface of one side of the partition plate opening (2) is provided with a water guide plate (3) for an integrated heating pump, the outer surface of one side of the water guide plate (3) for the integrated heating pump is provided with a heater (4), the outer surface of one side of the heater (4) is provided with a heating cavity (5) for the integrated heating pump, the outer surface of the lower end of the heating cavity (5) for the integrated heating pump is provided with a partition plate (7) for the integrated heating pump, the outer surface of the lower end of the partition plate (7) for the integrated heating pump is provided with a pressurizing cavity (9) for the integrated heating pump, the outer surface of the lower end of the pressurizing cavity (9) for the integrated heating pump is provided with a pressurizing cavity base (11), the outer surface of the lower end of the pressurizing cavity base (11) is provided with a motor (12) for the integrated heating pump, and the outer surface of the water guide plate (3) for the integrated heating pump is provided with an impeller (6), the utility model discloses a pressure detection device for pump, including impeller (6), oil blanket (10), one side that the lower extreme surface of impeller (6) is provided with motor shaft (8) and oil blanket (10) for integrated heating pump, oil blanket (10) are located motor shaft (8) for integrated heating pump, one side internal surface of heater (4) is provided with fuse (14), one side surface of impeller (6) is provided with water inlet (17), one side internal surface of two cavities shell main part (1) is provided with rubber pad (16), one side internal surface of rubber pad (16) is provided with flange (15), one side surface of pressure chamber (9) for integrated heating pump is provided with delivery port (13), one side internal surface of heater (4) is provided with pressure measurement device (18).

2. The dual chamber structure of an integrated heat pump for home appliances according to claim 1, wherein: the water inlet (17) is communicated with the heating cavity (5) of the integrated heating pump, the heating cavity (5) of the integrated heating pump is communicated with the pressurizing cavity (9) of the integrated heating pump through the partition plate open holes (2), and the pressurizing cavity (9) of the integrated heating pump is communicated with the water outlet (13).

3. The dual chamber structure of an integrated heat pump for home appliances according to claim 1, wherein: be provided with the fixed orifices between heating chamber (5) and heater (4) of integrated heat pump, integrated heat pump is with heating chamber (5) through fixed orifices, rubber pad (16), flange (15), screw and heater (4) fixed connection.

4. The dual chamber structure of an integrated heat pump for home appliances according to claim 1, wherein: a connecting hole is formed between the pressure detection device (18) and the heating cavity (5) of the integrated heating pump, and the pressure detection device (18) is fixedly connected with the heating cavity (5) of the integrated heating pump through the connecting hole.

5. The dual chamber structure of an integrated heat pump for home appliances according to claim 1, wherein: the integrated heating pump is laminated between the upper end face of the water guide plate (3) for the pump and the double-cavity shell main body (1) to form a heating water guide groove, and the lower end face of the water guide plate (3) for the pump is laminated between the double-cavity shell main body (1) to form a pressurizing water guide groove.

6. The dual chamber structure of an integrated heat pump for home appliances according to claim 1, wherein: the water guide plate (3) and the impeller (6) for the integrated heating pump are controlled through a gap to separate a heating cavity (5) of the integrated heating pump from a pressurizing cavity (9) of the integrated heating pump.

7. The dual chamber structure of an integrated heat pump for home appliances according to claim 1, wherein: the fuse (14) and the heater (4) are installed in a built-in fuse mode, and the heater (4) is fixedly connected with the heating cavity (5) for the integrated heating pump through the mounting hole.