CN218955071U - Household appliance heat exchanger - Google Patents

Abstract

The utility model belongs to the technical field of household appliance heat exchangers, and particularly relates to a household appliance heat exchanger, which comprises a metal coil, wherein the metal coil is arranged at the rear end of a water tank, one end of the metal coil is provided with a connecting pipe, the lower end of the connecting pipe is provided with an air inlet, the side end of the metal coil is fixedly connected with the connecting pipe through a nut, the lower end of the connecting pipe is provided with two air inlets, the air inlets are arranged in a conical shape, the area is increased through the conical arrangement, the air inlet efficiency is improved, a filter screen is arranged at the outer end of the air inlet, dust and particles in the air are not blocked through the filter screen, a certain protection effect is further achieved on a fan and the metal coil, meanwhile, an elastic block is arranged at the outer end of the filter screen, a cleaning brush is arranged at the inner side of the elastic block, dust and particles on the surface of the filter screen are cleaned through the cleaning brush, and thus the dust and the particles are collected intensively through a collection box, and the problem that a large amount of dust is accumulated and negative effects are caused on the use of the fan and the metal coil is avoided.

Description

Household appliance heat exchanger

Technical Field

The utility model belongs to the technical field of household appliance heat exchangers, and particularly relates to a household appliance heat exchanger.

Background

Home appliances (HEA) mainly refer to various electric and electronic appliances used in homes and the like. Also called domestic electric appliance and daily electric appliance. The household appliance releases people from heavy, trivial and time-consuming household work, creates more comfortable and graceful life and working environment which is more beneficial to physical and mental health for people, provides rich and colorful cultural entertainment conditions, and becomes a necessity for modern family life, wherein a heat exchanger (also called a heat exchanger or heat exchange equipment) is widely applied, and is a device for transferring heat from hot fluid to cold fluid so as to meet the specified technological requirements, and is an industrial application of convection heat transfer and heat conduction. The heat exchangers can be classified in different ways. According to the operation process, the method can be divided into three categories of a dividing wall type, a mixed type and a heat accumulating type (or called regenerative type); the degree of compactness of the surface can be divided into two types, compact and non-compact.

In chinese patent No. CN201220081267.4, a household heat exchanger is proposed, the abstract of the specification of which proposes: the utility model relates to a household heat exchanger, which comprises a water tank, wherein a water inlet pipe and a metal coil pipe are arranged in the water tank, the top of the water inlet pipe is arranged on an upper cover at the top of the water tank, the left end and the right end of the metal coil pipe are respectively fixed on the side wall of the water tank, the left end of the metal coil pipe is connected with a fan, the right end of the metal coil pipe is connected with an air outlet box, a water outlet is arranged on the side wall of the water tank, which is close to the top end, and an electric heating pipe fixed on the side wall of the water tank is arranged at the bottom end of the water tank. The household heat exchanger has the advantages of simple structure, convenient use, environmental protection, energy conservation, low electricity consumption and good refrigerating and heating effects.

However, the extension department in this patent is single in structure, only can carry out the effect of breathing in, but in the in-service use, because dust, the granule of air are uncontrollable factor, these dust, granule are the suction for a long time, can not only lead to the inside jam of metal coil pipe, unobstructed problem, and these dust, granule still can adsorb on the flabellum of fan simultaneously, cause certain burden to the work of fan.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the household appliance heat exchanger which has the characteristics of simple structure, compact connection, convenient installation and disassembly, high working efficiency and good protection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a household appliance heat exchanger, includes metal coil, metal coil installs the rear end at the water tank, metal coil one end is equipped with the connecting pipe, the connecting pipe lower extreme is equipped with the air inlet, be the fretwork form setting in the air inlet, the air inlet front end is equipped with the filter screen, be equipped with the support frame that is used for making in the air inlet, support frame department is equipped with the motor that is used for the transmission, support frame department is equipped with the link, link department is equipped with the motor that is used for the transmission.

As a preferred technical scheme of the household appliance heat exchanger, the motor output end at the connecting frame is connected with the transmission shaft, the outer end of the transmission shaft is fixedly connected with the rectangular block through the bolt, the inner sides of the two ends of the rectangular block are fixedly connected with the elastic blocks, the other ends of the elastic blocks are fixedly connected with the cleaning brush, and the other side of the cleaning brush is attached to the filter screen.

As a preferable technical scheme of the household appliance heat exchanger, the support frame is fixedly arranged in the air inlet, and the output end of the motor of the support frame is connected with the fan.

As a preferred technical scheme of the household appliance heat exchanger, the middle of the filter screen is provided with densely distributed holes, and the outer end of the filter screen is fixedly connected with the air inlet through bolts.

As a preferred technical scheme of the household appliance heat exchanger, the side end of the metal coil water tank is fixedly connected with the placing frame, the lower end of the placing frame is connected with the lower end of the metal coil water tank through the supporting rod, the collecting box is placed at the upper end of the placing frame, and a rectangular groove for collecting and storing dust and particles is formed in the collecting box.

As a preferred technical scheme of the household appliance heat exchanger, the lower end of the connecting pipe is provided with two air inlets, and the upper end of the connecting pipe is fixedly connected with the metal coil pipe through nuts in a screwing mode.

Compared with the prior art, the utility model has the beneficial effects that:

the metal coil side is equipped with two air inlets through nut and connecting pipe fixed connection, the connecting pipe lower extreme is equipped with two air inlets, the air inlet is the toper form setting, through the setting of toper form, increase area, thereby improve the efficiency of admitting air, be equipped with the filter screen at the air inlet outer end, this department is not blockked some dust in the air through the filter screen, the granule, and then play certain guard action to fan and metal coil, be equipped with the elastomeric block at the outer end of filter screen simultaneously, the elastomeric block inboard is equipped with the cleaning brush, clear up dust, the particulate matter on filter screen surface through the cleaning brush, thereby concentrate through the collecting box and collect, thereby avoid a large amount of dust to pile up, cause the problem of negative influence to fan, metal coil uses.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic view of the structure of the air inlet of the present utility model;

FIG. 4 is a schematic view of the structure of the present utility model with partial cross-section in front view at the air inlet

In the figure: 1. a metal coil; 2. a nut; 3. a connecting pipe; 4. an air inlet; 5. a filter screen; 6. a support frame; 7. a blower; 8. a connecting frame; 9. a transmission shaft; 10. rectangular blocks; 11. an elastic block; 12. a cleaning brush; 13. a collection box; 14. a placing rack; 15. and (5) supporting the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a household appliance heat exchanger, includes metal coil 1, and metal coil 1 installs the rear end at the water tank, and metal coil 1 one end is equipped with connecting pipe 3, and connecting pipe 3 lower extreme is equipped with air inlet 4, is the fretwork form setting in the air inlet 4, and air inlet 4 front end is equipped with filter screen 5, is equipped with the support frame 6 that is used for making in the air inlet 4, and support frame 6 department is equipped with the motor that is used for the transmission, and support frame 6 department is equipped with link 8, and link 8 department is equipped with the motor that is used for the transmission.

Specifically, the motor output end at the connecting frame 8 is connected with the transmission shaft 9, the outer end of the transmission shaft 9 is fixedly connected with the rectangular block 10 through a bolt, the inner sides of the two ends of the rectangular block 10 are fixedly connected with the elastic blocks 11, the other ends of the elastic blocks 11 are fixedly connected with the cleaning brushes 12, the other sides of the cleaning brushes 12 are attached to the filter screen 5, and in the embodiment, the cleaning brushes 12 are attached to the outer end face of the filter screen 5 through the elasticity of the elastic blocks 11.

Specifically, the support frame 6 is fixedly arranged in the air inlet 4, the output end of a motor of the support frame 6 is connected with the fan 7, and the fan 7 is used for sucking air in the embodiment.

Specifically, the middle of the filter screen 5 is provided with dense holes which are uniformly distributed, the outer end of the filter screen is fixedly connected with the air inlet 4 through bolts, and the dense holes at the filter screen 5 in the embodiment block larger dust and particles in the air.

Specifically, metal coil 1 water tank side fixedly connected with rack 14, rack 14 lower extreme is supported through bracing piece 15 and is connected, and collecting box 13 has been placed to rack 14 upper end, is equipped with the rectangle recess that is used for collecting and deposits dust, granule in the collecting box 13, and collecting box 13 is used for collecting cleaning brush 12 clearance filter screen 5 surface dust, granule effect of collecting in this embodiment.

Specifically, the lower extreme of connecting pipe 3 is equipped with two air inlets 4, and the upper end closes fixed connection through nut 2 and metal coil 1 soon, and nut 2 plays the effect of the dismantlement cleaning, the change of being convenient for connecting pipe 3, maintenance in this embodiment.

The working principle and the using flow of the utility model are as follows: the side end of the metal coil 1 is fixedly connected with the connecting pipe 3 through the nut 2, the lower end of the connecting pipe 3 is provided with the two air inlets 4, the air inlets 4 are arranged in a conical shape, and the area is increased through the conical shape, so that the air inlet efficiency is improved, the outer end of the air inlet 4 is provided with the filter screen 5, dust and particles in the air are not blocked by the filter screen 5, the fan 7 and the metal coil 1 are protected to a certain extent, meanwhile, the outer end of the filter screen 5 is provided with the elastic block 11, the inner side of the elastic block 11 is provided with the cleaning brush 12, dust and particles on the surface of the filter screen 5 are cleaned through the cleaning brush 12, and therefore, a large amount of dust is accumulated through the collecting box 13, and the problem of negative influence on the use of the fan 7 and the metal coil 1 is avoided.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. A household appliance heat exchanger, characterized by: including metal coil (1), metal coil (1) installs the rear end at the water tank, metal coil (1) one end is equipped with connecting pipe (3), connecting pipe (3) lower extreme is equipped with air inlet (4), be fretwork form setting in air inlet (4), air inlet (4) front end is equipped with filter screen (5), be equipped with in air inlet (4) and be used for support frame (6) of making, support frame (6) department is equipped with the motor that is used for the transmission, support frame (6) department is equipped with link (8), link (8) department is equipped with the motor that is used for the transmission.

2. A household appliance heat exchanger as in claim 1, wherein: the motor output end at the connecting frame (8) is connected with the transmission shaft (9), the outer end of the transmission shaft (9) is fixedly connected with the rectangular block (10) through a bolt, the inner sides of the two ends of the rectangular block (10) are fixedly connected with the elastic blocks (11), the other ends of the elastic blocks (11) are fixedly connected with the cleaning brush (12), and the other sides of the cleaning brush (12) are attached to the filter screen (5).

3. A household appliance heat exchanger as in claim 1, wherein: the support frame (6) is fixedly arranged in the air inlet (4), and the motor output end of the support frame (6) is connected with the fan (7).

4. A household appliance heat exchanger as in claim 1, wherein: the middle of the filter screen (5) is provided with dense holes which are uniformly distributed, and the outer end of the filter screen is fixedly connected with the air inlet (4) through bolts.

5. A household appliance heat exchanger as in claim 1, wherein: the utility model discloses a dust collection device, including metal coil (1) water tank side fixedly connected with rack (14), rack (14) lower extreme is through bracing piece (15) supporting connection, collection box (13) have been placed to rack (14) upper end, be equipped with the rectangle recess that is used for collecting and deposits dust, granule in collection box (13).

6. A household appliance heat exchanger as in claim 1, wherein: the lower end of the connecting pipe (3) is provided with two air inlets (4), and the upper end of the connecting pipe is fixedly connected with the metal coil pipe (1) in a screwing way through a nut (2).

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