CN220486082U - Drainage system and washing machine - Google Patents

Abstract

The utility model provides a drainage system and a washing machine, wherein the drainage system comprises a barrel body component and a heat pump system, the heat pump system comprises a heat exchanger base and a fan component, and the fan component is used for guiding the wet and hot air in the barrel body component into a cavity where an evaporator and a condenser are located for condensation and heating and then conveying the wet and hot air into the inner barrel component; wherein, set up drainage box and comdenstion water drain pump on the heat exchanger base, drainage box and hold the cavity intercommunication of assembly evaporimeter and condenser, comdenstion water drain pump is used for flowing into drain pump or outer drain pipe with the comdenstion water in the drainage box through the comdenstion water drain pipe. According to the drainage system, condensed water in the drainage box on the heat exchanger base is drained to the drainage pump to be collected and then integrally drained outwards, the drainage system of the whole machine is utilized for draining outwards, the influence of condensed water flowing to the inner barrel assembly again on the dried clothes is avoided, and the drying effect is ensured.

Description

Drainage system and washing machine

Technical Field

The utility model relates to the technical field of household appliances, in particular to a drainage system and a washing machine.

Background

At present, along with the continuous improvement of modern living standard, more and more users can wash clean clothes without simply requiring a washing machine when washing the clothes, so as to adapt to the rapid development of the modern society and the improvement of living quality, more and more consumers hope that the washing machine can have the function of drying the clothes, and therefore the clothes needing to be washed can be directly taken out and put into the washing machine after the washing is finished, and the clothes treatment is more convenient.

There are also currently available on the market washing machines, such as heat pump washing machines, which can both wash and dry laundry, in which the following air circulation channels are provided: the heated air heated by the condenser in the heat pump cycle is sent into the drying chamber containing the clothes, the wet air deprived of moisture from the clothes is sent back to the evaporator for dehumidification, and the dehumidified air is heated by the condenser again and sent into the drying chamber. However, it is known that the space of the existing washing machine is limited, the heat pump drying line and the condensing line are difficult to be laid out on the washing machine, and in addition, a complicated layout is required even though the condensing water line can be laid out, and condensed water is easily introduced into the inner tub of the washing machine to wet the dried laundry.

Based on this, the present application is specifically proposed.

Disclosure of Invention

In view of the above, the present utility model is directed to a drainage system and a washing machine, which solve at least one of the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a drainage system, comprising:

the clothes washing machine comprises a barrel assembly, a washing machine and a washing machine, wherein the barrel assembly comprises an inner barrel assembly for containing clothes and an outer barrel assembly for containing the inner barrel assembly therein;

the heat pump system comprises a heat exchanger base, a heat exchanger upper cover, a compressor assembly and a fan assembly, wherein the heat exchanger upper cover is buckled at the upper end of the heat exchanger base, a cavity structure is formed between the heat exchanger upper cover and the heat exchanger upper cover, an evaporator and a condenser are arranged in the cavity structure, and the fan assembly is used for guiding the humid and hot air in the barrel assembly into the cavity where the evaporator and the condenser are located for condensation and heating and then conveying the humid and hot air into the interior of the inner barrel assembly;

the heat exchanger is characterized in that a drainage box and a condensate water drainage pump are arranged on the heat exchanger base, the drainage box is communicated with a cavity for accommodating the assembled evaporator and the condenser, and the condensate water drainage pump is used for enabling condensate water in the drainage box to flow to the drainage pump or an outer drainage pipe through a condensate water drainage pipe.

Further, the condensed water drain pipe comprises a horizontal drain section and an upward bending part, the bending part is connected with the drain pump through a connecting section, the highest point of the bending part is higher than the position R/3 above the central axis on the inner barrel assembly, and R is the radius of the inner barrel assembly.

Further, the kink is including the vertical drain bar of first vertical drain bar, upset section, the vertical drain bar of second that set gradually, the vertical drain bar of first vertical drain bar with the vertical drain bar of second is parallel arrangement, the vertical drain bar of first sets up first vertical drain bar is kept away from one side of drain pump.

Further, the setting position of the turning section is higher than the highest point of the inner barrel assembly, and the connecting section is connected to the lower end position of one side of the drainage pump far away from the second vertical drainage section.

Further, a plurality of fixing buckles are arranged on the heat exchanger base and are used for being clamped with the horizontal drainage section.

Further, a drain pump cover is arranged on the upper end cover of the drain box, and the condensed water drain pump is arranged in the drain box.

Further, a mounting groove is formed in the drain pump cover, a water level detection sensor is arranged in the mounting groove, and the water level detection sensor can detect the height of condensed water in the drain box.

Further, the water level detection sensor comprises a mounting plate, a first detection probe and a second detection probe are respectively arranged on the same side of the mounting plate, and the first detection probe and the second detection probe extend into the drainage box and are positioned at different height positions in the drainage box.

Further, the condensed water drain pump is arranged at one side of the drain box, which is far away from the water level detection sensor.

Compared with the prior art, the drainage system provided by the utility model has the following advantages:

according to the drainage system, condensed water in the drainage box on the heat exchanger base is drained to the drainage pump to be collected and then integrally drained outwards, the drainage system of the whole machine is utilized for draining outwards, the influence of condensed water flowing to the inner barrel assembly again on the dried clothes is avoided, and the drying effect is ensured.

Another object of the present utility model is to propose a washing machine on which a drainage system as described above is provided.

The washing machine has the same advantages as the above-mentioned drainage system over the prior art, and will not be described again.

Drawings

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

FIG. 1 is a schematic side view of a heat pump system, a circulating air duct assembly, a box assembly and a barrel assembly of a heat pump washing and drying integrated machine according to an embodiment of the utility model;

FIG. 2 is a schematic diagram of an exploded construction of the structure shown in FIG. 1;

FIG. 3 is a schematic view of an exploded structure from a second perspective of the structure shown in FIG. 1;

FIG. 4 is a schematic diagram of an exploded structure of a heat pump system according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of FIG. 1 with the box structure removed;

FIG. 6 is a schematic side view of the structure of FIG. 5 from a second perspective;

fig. 7 is a schematic structural diagram of an assembly of a circulation air duct assembly and a tub assembly in the heat pump washing and drying integrated machine according to an embodiment of the present utility model;

FIG. 8 is a schematic view of the enlarged partial structure of the portion A in FIG. 7;

FIG. 9 is a schematic side view of the structure of FIG. 7 from a second perspective;

FIG. 10 is a schematic side view of a drainage system according to embodiment 2 of the present utility model;

FIG. 11 is a schematic front view of a drainage system according to embodiment 2 of the present utility model;

FIG. 12 is a schematic side view of a drainage system according to embodiment 2 of the present utility model;

fig. 13 is a schematic view showing a structure in which a water level sensor is provided in a drain box in embodiment 2 of the present utility model;

FIG. 14 is a schematic view of a partially enlarged construction of a cross-sectional structure of a position of a water level sensor in the drain box of FIG. 13;

reference numerals illustrate:

100-a box assembly; 101-an integrated box plate; 102-connecting a lower plate; 103-front middle connecting plate; 104-upper connecting plate; 105-upper left stiffener; 106-upper right stiffener; 107-back door sealing; 108-rear lower plate;

200-barrel assembly; 201-an outer tub assembly; 202-an inner tub assembly; 203-door seal ring; 204-an outer barrel drain pipe; 205-an outer barrel water inlet pipe; 206-driving a motor; 207-a first air duct connecting tube; 208-a second air duct connecting pipe;

300-a heat pump system; 301-a heat exchanger base; 302-heat exchanger upper cover; 3021—a screen mounting port; 3022-heat exchanger housing inlet; 3023-a heat exchanger housing outlet; 303-a fan assembly; 304-a fan air inlet duct; 305-a compressor assembly; 306-a compressor cooling fan; 307-condensate drain pump; 309-evaporator self-cleaning showerhead; 310-evaporator; 311-condenser; 312-water stop plate; 313-heater; 314-a fan mount; 315-drain pump cover; 3151—a mounting groove; 316-a drain box; 317-bellows; 318-condensate drain; 3181-a horizontal drain section; 3182-a first vertical drain; 3183-flipping the segments; 3184-a second vertical drain; 3185-connecting segments; 319-a water level detection sensor; 3191-a first detection probe; 3192-a second detection probe; 3193-mounting plate; 320-fixing buckle;

400-a circulating air duct assembly; 401-barrel air inlet duct; 402-a fan air outlet duct; 4021-a first deflector arc; 403-barrel air outlet duct;

500-a shock absorbing assembly; 501-hanging springs; 502-a shock absorber;

600-water inlet and drainage system; 601-a water inlet valve; 602-evaporator spray pipes; 603-a screen shower; 604-a drain pump; 605-outer drain; 606-a filter screen spray header;

700-transportation bolt.

Detailed Description

In order to facilitate understanding of the technical means, objects and effects of the present utility model, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

It is to be noted that all terms used for directional and positional indication in the present utility model, such as: "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "low", "lateral", "longitudinal", "center", etc. are merely used to explain the relative positional relationship, connection, etc. between the components in a particular state (as shown in the drawings), and are merely for convenience of description of the present utility model, and do not require that the present utility model must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 9, the present utility model discloses a heat pump washing and drying integrated machine, comprising:

a tub assembly 200, the tub assembly 200 including an inner tub assembly 202 for accommodating laundry and an outer tub assembly 201 accommodating the inner tub assembly 202 therein, a driving motor 206 being provided at a rear end of the outer tub assembly 201;

a damper assembly 500 including a suspension spring 501 and a damper 502, wherein the suspension spring 501 is used for suspending the tub assembly 200, and the damper 502 is used for damping and supporting the tub assembly 200;

the heat pump system 300 comprises a heat exchanger device, a compressor assembly 305 and a fan assembly 303, wherein the fan assembly 303 is used for guiding the humid and hot air in the barrel assembly 200 to the heat exchanger device for condensation and heating and then conveying the humid and hot air to the inner barrel assembly 202;

a circulation duct assembly 400 for air communication between the tub assembly 200 and the heat pump system 300;

the box assembly 100 is covered on the outer side of the barrel assembly 200;

the circulating air duct assembly 400 comprises a barrel air inlet duct 401, a fan air outlet duct 402 and a barrel air outlet duct 403, the barrel air outlet duct 403 is connected with the rear end of the outer barrel assembly 201, the barrel air inlet duct 401 is connected with a door sealing ring 203 arranged at the front end of the inner barrel assembly 202, the barrel air inlet duct 401 is connected with the fan assembly 303 through the fan air outlet duct 402, the barrel air inlet duct 401 is arranged above the barrel assembly 200 in a flat plate shape, the barrel air inlet duct 401 and the barrel air outlet duct 403 are arranged at the rear end of the barrel assembly 200, and the middle part of the barrel air inlet duct 401 and the barrel air outlet duct 403 is in an arc shape and is used for avoiding the driving motor 206.

The utility model discloses a heat pump washing and drying integrated machine, which is characterized in that most components in a heat pump system 300 are arranged below a barrel component 200, a heat exchanger device in the heat pump system 300 comprises a heat exchanger base 301 and a heat exchanger upper cover 302, the heat exchanger upper cover 302 is buckled at the upper end of the heat exchanger base 301 and forms a cavity structure between the two, an evaporator 310 and a condenser 311 are arranged in the cavity structure, a heat exchanger shell air inlet 3022 and a heat exchanger shell air outlet 3023 are arranged on the heat exchanger upper cover 302, the heat exchanger shell air inlet 3022 is communicated with a barrel air outlet air duct 403 of a circulating air duct component 400, the heat exchanger shell air outlet 3023 is communicated with a fan component 303, the compressor component 305 adopts a vertical compressor, the compressor component 305 is arranged at a position close to the middle on one side of the heat exchanger base 301 and can avoid the barrel component 200, the compressor component 305 is communicated with the heat exchanger device through a pipeline, when in use, the two heat pump system 300 are integrally arranged and applied to the bottom of the heat pump washing integrated machine, the circulating air duct component is arranged at the bottom of the heat pump washing integrated machine, the circulating air inlet 3022 and the heat exchanger shell air inlet 3022 is communicated with the barrel component 403, the water outlet of the heat exchanger shell air duct 200 is arranged at the lower end of the heat exchanger base 200, and is arranged at the lower end of the barrel component 307 and is in parallel to the barrel component 200, the water inlet air duct of the heat exchanger component is arranged at the lower end of the barrel component, the water inlet air duct 200, the water inlet channel is preferably arranged at the lower end of the barrel component, and the water outlet air duct is cooled by the cooling component, and the water channel is cooled down in the barrel component 200, and the water channel is cooled down in the water channel 200, and the water channel is cooled down by the water channel and the water channel 200, and the water channel is cooled down by the water channel and the water in the water channel 200, the dehumidified and cooled air flow is heated in the area where the condenser 311 is located, and the heated dry hot air flows through the fan assembly 303, the fan air outlet channel 402 and the barrel air inlet channel 401 to flow into the inner barrel assembly 202 of the barrel assembly 200, so that the heat pump drying function of the heat pump washing and drying integrated machine is realized. The application heat pump washing and drying all-in-one, through carrying out optimal design to the mounting structure of heat pump system and circulation wind channel subassembly, fully reasonable has utilized the inside space of washing machine, improves the utilization ratio of washing machine bottom space, guarantees heat pump system's work efficiency and the reliability of work, simultaneously, reduces complete machine structural dimension, avoids causing great change to the current structure of washing machine, avoids opening the mould again, reduce cost.

The heat pump washing and drying integrated machine can realize the heat pump drying function, improves the drying efficiency, simultaneously gives consideration to the stability of the equipment structure and the space utilization rate, and improves the use reliability of the heat pump washing and drying integrated machine.

As a preferred example of the present application, the air outlet of the fan assembly 303 is obliquely sprayed toward the upper left or upper right, and a first diversion arc 4021 is disposed at one end of the fan air outlet channel 402, which is close to the fan assembly 303, and the first diversion arc 4021 is disposed along the tangential direction of the air outlet of the fan assembly 303.

This arrangement on the one hand better utilizes the space of washing machine bottom, with the air-out direction slope orientation upper left side or upper right side of fan subassembly 303 for the windward flow of specific direction can more effectively get into or pass the barrier in the washing machine inner structure, in order to reach best pneumatic effect, simultaneously, the first water conservancy diversion curved arc 4021 that fan air-out wind channel 402 tip set up helps guiding the windward flow, makes it flow along specific direction, makes the air current more smooth and easy when fan air-out wind channel 402 inside flows, and the air supply distance is farther, guarantees the stoving effect of heat pump system 300.

As a preferred example of the present application, the fan air outlet duct 402 and the air outlet portion of the fan assembly 303 integrally form an arc-shaped air supply duct similar to an "S". This setting makes the curve transmission of stoving air current along the air duct better, reduces resistance and kinetic energy loss to improve holistic air supply efficiency, noise abatement.

As a preferred example of the present application, a door sealing ring 203 is disposed at a position of the inner tub assembly 202 where the laundry inlet is disposed, a first air duct connecting pipe 207 is disposed on the door sealing ring 203, a tub air inlet duct 401 is connected with the first air duct connecting pipe 207, a second air duct connecting pipe 208 is disposed at a rear end of the outer tub assembly 201, and a tub air outlet duct 403 is connected with the second air duct connecting pipe 208. Preferably, the second air duct connection pipe 208 is disposed vertically upward on the outer tub assembly 201, and the first air duct connection pipe 207 is disposed upward at a position near the center of the upper side of the door seal 203.

This arrangement further ensures the reliability of the circulation duct assembly 400 in guiding the wet and hot dried air flow out of the tub assembly 200 and the heated and dry and hot dried air flow into the inner tub assembly 202, optimizes the space utilization structure, reduces the overall size of the washing machine, and improves the drying efficiency.

As a preferred example of the present application, the lower end of the tub air outlet duct 403 is in communication with the heat exchanger housing air inlet 3022 on the heat exchanger upper cover 302 through a bellows 317. The arrangement ensures the tightness of the connection between the barrel air outlet air duct 403 and the heat exchanger device on the basis of ensuring the smooth discharge of the dried wet and hot air flow along with the barrel air outlet air duct 403, avoids the leakage of the connection part caused by the problem of installation precision, and further improves the reliability of the heat pump function of the heat pump washing and drying integrated machine.

As a preferred example of the present application, the fan assembly 303 is connected to the heat exchanger housing air outlet 3023 through the fan air inlet duct 304, and the heater 313 is disposed inside the heat exchanger device and near the heat exchanger housing air outlet 3023. Preferably, the heater 313 is a PTC heater, and the heater 313 is disposed below the heat exchanger case air outlet 3023. This arrangement further improves the overall efficiency of the heat pump system 300, and the PTC heater can also achieve accurate control of the heating temperature during drying, ensuring proper drying of laundry.

As a preferred example of the present application, a water-blocking plate 312 is disposed inside the heat exchanger base 301, a plurality of water-blocking channels are disposed on the water-blocking plate 312, the water-blocking channels are disposed below the evaporator 310, a protrusion is disposed on one side of the water-blocking channels, and the protrusion is disposed below the condenser 311. This setting can separate moisture and evaporimeter 310 effectively, the existence of bellying can form the physics when moisture flows into the water proof runner and blocks, prevent that moisture from permeating to the evaporimeter 310 region, keep the normal operating condition of evaporimeter, also avoid moisture to produce negative effect to the radiating effect of condenser 311 simultaneously, because the bellying is in condenser 311 below, the air is in the passageway around the bellying after passing through evaporimeter 310, promote the circulation of air between evaporimeter 310 and condenser 311, improve heat exchange efficiency, and increased the stoving effect.

As a preferred example of the present application, a screen mounting port 3021 is provided on the side of the heat exchanger upper cover 302 near the heat exchanger housing air inlet 3022, and the evaporator self-cleaning shower head 309 is provided at the screen mounting port 3021.

This setting avoids when the stoving, and substances such as line bits get into heat exchange box body along with damp and hot gas and cause the influence to the normal use of heat exchanger device, and protection system's normal operating and heat exchanger's performance simultaneously sets up the self-cleaning shower head 309 of evaporimeter in filter screen installing port 3021 department, can realize the self-cleaning of evaporimeter, helps getting rid of dust and dirt on the filter screen, improves the heat exchange efficiency of evaporimeter to prolong its life.

As a preferred example of the present utility model, a fan mount 314 is further provided on the heat exchanger base 301, the fan mount 314 being provided at one side of the compressor assembly 305, the fan mount 314 being used to mount and fix the compressor cooling fan 306. By arranging the fan fixing frame 314 on the heat exchanger base 301 and installing the compressor cooling fan 306, additional cooling measures can be provided, the stable running temperature of the compressor can be effectively radiated and maintained, the working temperature of the compressor is maintained in an ideal range, efficiency reduction or damage caused by overheating is avoided, meanwhile, the stability of the fan is ensured, looseness or vibration of the fan in the running process is avoided, and the stability and reliability of the system are improved.

As a preferred example of the present utility model, a drain box 316 is further disposed on the heat exchanger base 301, the drain box 316 is in communication with a space on the heat exchanger base 301 for accommodating the evaporator 310, the condensate drain pump 307 is disposed in the drain box 316, the condensate drain pump 307 flows condensate in the drain box 316 to the water intake and drain system 600 through a condensate drain pipe 318, and a drain pump cover 315 is disposed on an upper end cover of the drain box 316.

The arrangement realizes effective drainage of condensed water and convenient maintenance of the drainage pump, is beneficial to keeping stable operation of equipment, prevents accumulation of water from affecting normal operation of the heat exchanger, and provides a safe and reliable condensed water drainage and drainage scheme.

As a preferred example of the present utility model, the central lines of the evaporator 310 and the condenser 311 in the heat exchanger device are disposed at an angle α with respect to the front-rear direction of the washing machine. Preferably, α has a value in the range of 15 ° to 65 °. Specifically, α=45° as a specific example of the present utility model.

The arrangement can reasonably utilize the bottom space of the washing machine, increase the heat exchange area of the heat exchanger device, and ensure the uniformity and fluency of air flow passing.

As a preferred example of the present utility model, the heat pump washing and drying integrated machine further comprises a water inlet and draining system 600, the water inlet and draining system 600 comprises a water inlet valve 601 and a water draining pump 604, the water inlet valve 601 flows to the evaporator self-cleaning spray header 309 through an evaporator spray pipe 602, the water inlet valve 601 flows to a filter spray header 606 through a filter spray pipe 603, the filter spray header 606 is arranged at the connection part of the barrel air outlet air duct 403 and the second air duct connecting pipe 208, and the water draining pump 604 is connected with the outer barrel drain pipe 204 on the barrel assembly 200 and is used for draining the washing water inside the barrel assembly 200 outwards through the outer drain pipe 605. As a preferred example of the present application, an outer tub water inlet pipe 205 is provided on the tub assembly 200, the outer tub water inlet pipe 205 is used for feeding water into the tub assembly 200, and the outer tub water inlet pipe 205 may be in communication with the water inlet valve 601 or may be in communication with another water inlet structure.

This setting prevents that heat pump system from receiving the structure jam of line bits and leading to drying efficiency decline when using, reduces the probability that line bits got into circulation wind channel subassembly 400 to realized the self-cleaning of barrel air-out wind channel 403 inside filter screen, further promoted the reliability that heat pump system used.

As a preferred example of the present utility model, the box assembly 100 includes an integrated box plate 101, where the integrated box plate 101 includes an integrally formed left side plate, a rear side plate and a right side plate, the integrated box plate 101 is mounted above the heat exchanger base 301 from top to bottom, a relief groove is provided at a lower side of the rear side plate of the integrated box plate 101, a rear seal door 107 is provided at the relief groove, a rear lower plate 108 is provided below the rear seal door 107, the rear lower plate 108 is used for connecting a lower end of the left side plate and a lower end of the right side plate with the heat exchanger base 301 into a whole, a lower end of the rear seal door 107 is detachably connected with the rear lower plate 108, an upper left stiffener 105 and an upper right stiffener 106 are provided above the left side plate and the right side plate of the integrated box plate 101, an upper plate 104, a front middle plate 103 and a lower plate 102 are sequentially provided from top to bottom on a front side of the integrated box plate 101, and the middle plate 102, the upper middle plate 103 and the upper plate 104 are positioned at a position far from the rear side of the integrated box plate 101 and is fixed at a position far from the lower end of the rear side plate.

The heat exchanger base 301 is set to be a bottom plate structure of the heat exchanger base 100, and a side plate structure in a shell assembly of the heat exchanger base is optimized and improved, and the heat exchanger base 100 comprises an integrated box plate 101, a lower connecting plate 102, a front middle connecting plate 103, an upper connecting plate 104, an upper left reinforcing member 105, an upper right reinforcing member 106, a rear sealing door 107 and a rear lower connecting plate 108. Wherein, the upper left reinforcement 105, the upper right reinforcement 106 and the lower connection plate 102 are preassembled and fixed with the integrated box board 101 through a riveting process to be used as a box assembly, and the assembly is completed on a box line.

The heat pump washing and drying integrated machine adopts the design of the integrated box plate 101 and the detachable rear sealing door on the basis of optimizing a heat pump system, reduces the process complexity in the installation and assembly processes, improves the production efficiency, is convenient to maintain and overhaul, reduces the maintenance cost, and improves the use convenience of users.

As a preferred example of the present utility model, the installation position of the transport bolt 700 is reserved in the heat pump washing and drying integrated machine, so as to fix the heat pump washing and drying integrated machine during transportation.

Example 2

As shown in fig. 1 to 14, the present utility model discloses a drainage system comprising:

a tub assembly 200, the tub assembly 200 including an inner tub assembly 202 for accommodating laundry and an outer tub assembly 201 accommodating the inner tub assembly 202 therein;

the heat pump system 300 comprises a heat exchanger base 301, a heat exchanger upper cover 302, a compressor assembly 305 and a fan assembly 303, wherein the heat exchanger upper cover 302 is buckled at the upper end of the heat exchanger base 301 and forms a cavity structure between the heat exchanger upper cover and the heat exchanger base, an evaporator 310 and a condenser 311 are arranged in the cavity structure, and the fan assembly 303 is used for guiding the humid and hot air in the barrel assembly 200 to the cavity where the evaporator 310 and the condenser 311 are positioned for condensation and heating and then conveying the humid and hot air to the interior of the inner barrel assembly 202;

wherein, a drain box 316 and a condensed water drain pump 307 are arranged on the heat exchanger base 301, the drain box 316 is communicated with a cavity for accommodating the evaporator 310 and the condenser 311, and the condensed water drain pump 307 is used for flowing condensed water in the drain box 316 to a drain pump 604 or an outer drain pipe 605 through a condensed water drain pipe 318.

The setting discloses a drainage system, is arranged in heat pump type washing and drying all-in-one or heat pump type clothes dryer and directly discharges the comdenstion water that produces when the inside high temperature damp and hot steam of heat exchanger device of heat pump system 300 evaporates to drain pump 604 or outer drain pipe 605 through comdenstion water drain pump 307, drain pump 604 passes through outer bucket drain pipe 204 and is connected with staving subassembly 200, drain pump 604 gathers the comdenstion water that goes up in the drain box 316 of heat exchanger base 301 to drain pump 604 back integrative outside discharge again, utilizes the drainage system of complete machine outside drainage, avoids the comdenstion water to flow to the clothing that inner bucket subassembly 202 caused the influence to the stoving again, guarantees the stoving effect.

The drainage system simplifies the structural design of the system, realizes the integration and outflow of condensed water generated by evaporation of high-temperature damp and hot steam in the heat pump system to the drainage pump 604 of the whole machine, and improves the reliability of the drying operation of the heat pump system.

As a preferred example of the present application, the condensed water drain pipe 318 includes a horizontal drain section 3181 and an upward bending portion, the bending portion is connected to the drain pump 604 through a connecting section 3185, and the highest point of the bending portion is higher than a position R/3 above the central axis of the inner tub assembly 202, where R is a radius of the inner tub assembly 202.

This arrangement prevents the drain pump 604 from being turned on, so that the washing water in the inner tub assembly 202 is returned to the drain box 316 through the condensate drain pipe 318 when the water level is high, thereby ensuring the reliability of the condensate drain system and the drain operation of the tub assembly 200.

As the preferred example of this application, the kink is including the vertical drain segment 3182 of first vertical drain segment 3182, upset section 3183, the vertical drain segment 3184 of second that set gradually, first vertical drain segment 3182 with the vertical drain segment 3184 of second is parallel form and arranges, first vertical drain segment 3182 sets up first vertical drain segment 3182 is kept away from one side of drain pump 604. As an example of the present application, the condensed water drain pipe 318 includes a horizontal drain section 3181, a first vertical drain section 3182, a turnover section 3183, a second vertical drain section 3184, and a connection section 3185, which are sequentially disposed, and the first vertical drain section 3182 is disposed near an inner wall of the tank assembly 100. Preferably, a transition arc is provided at the connection between the horizontal drain section 3181 and the first vertical drain section 3182, and the horizontal drain section 3181 and the first vertical drain section 3182 are integrally arranged in a vertical manner.

On the one hand, the arrangement reduces the position conflict of the condensed water drainage pipeline on the heat pump system or other structures in the whole machine, and can better carry out space layout on the structure of the system in the whole machine, and meanwhile, the device is also beneficial to the continuity and stability of drainage.

As a preferred example of the present application, the overturning portion 3183 is disposed at a position higher than the highest point of the inner tub assembly 202, and the connecting portion 3185 is connected to the drain pump 604 at a lower end position at a side far from the second vertical drain portion 3184.

This arrangement further improves the smoothness and reliability of the drainage of condensate within condensate drain 318.

As a preferred example of the present application, a plurality of fixing buckles 320 are provided on the heat exchanger base 301 for clamping the horizontal drain 3181. This arrangement ensures the stability of the connection of the horizontal drain 3181 to the heat exchanger base 301, prevents the condensed water drain 318 from shaking when in use, and improves the reliability of condensed water drainage.

As a preferred example of the present application, a drain pump cover 315 is provided on an upper end of the drain box 316, and the condensate drain pump 307 is provided in the drain box 316. This arrangement protects the condensate drain pump 307 from damage on the one hand, and also prevents condensate from splashing out to affect the use of other electrical components of the heat pump system 300, improving the safety of the system.

As a preferred example of the present application, a mounting groove 3151 is provided on the drain pump cover 315, and a water level detection sensor 319 is provided in the mounting groove 3151, and the water level detection sensor 319 can detect the height of condensed water in the drain box 316. Preferably, the water level detection sensor 319 includes a mounting plate 3193, and a first detection probe 3191 and a second detection probe 3192 are respectively disposed on the same side of the mounting plate 3193, and distances between the first detection probe 3191, the second detection probe 3192 and the mounting plate 3193 are not equal. That is, in use, the mounting plate 3193 is disposed within a mounting slot 3151 in the drain pump cover 315, and the first detection probe 3191 and the second detection probe 3192 extend into the drain box 316 at different height positions within the drain box 316. When the water level in the drain box 316 is high, the first detection probe 3191 and the second detection probe 3192 are electrically connected, and at this time, the condensed water drain pump 307 is started for draining the condensed water in the drain box 316.

The device is beneficial to realizing the monitoring and automatic drainage control of the condensed water level in the drainage box 316, has a simple structure, is accurate and reliable in detection, improves the automation degree and the operation efficiency of the system, ensures that condensed water is timely discharged, and maintains the normal operation of the system.

As a preferred example of the present application, the condensate drain pump 307 is disposed at a side of the drain box 316 remote from the water level detection sensor. This arrangement increases the physical isolation between the condensate drain pump 307 and the water level detection sensor, improves the safety of condensate drain, avoids interference or misoperation between the drain pump and the water level detection device from affecting the drain process, and ensures the stability and reliability of drain.

Other structures are the same as in embodiment 1.

The utility model also discloses a washing machine, and the water drainage system is arranged on the washing machine.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A drainage system, comprising:

a tub assembly (200), the tub assembly (200) including an inner tub assembly (202) for accommodating laundry and an outer tub assembly (201) accommodating the inner tub assembly (202) therein;

the heat pump system (300) comprises a heat exchanger base (301), a heat exchanger upper cover (302), a compressor assembly (305) and a fan assembly (303), wherein the heat exchanger upper cover (302) is buckled at the upper end of the heat exchanger base (301) and forms a cavity structure between the heat exchanger upper cover and the heat exchanger base, an evaporator (310) and a condenser (311) are arranged in the cavity structure, and the fan assembly (303) is used for guiding the humid hot air in the barrel assembly (200) to the cavities where the evaporator (310) and the condenser (311) are located for condensation and heating and then conveying the humid hot air into the interior barrel assembly (202);

wherein, set up drain box (316) and comdenstion water drain pump (307) on heat exchanger base (301), drain box (316) and hold the cavity intercommunication of assembly evaporimeter (310) and condenser (311), comdenstion water drain pump (307) are used for flowing the comdenstion water in drain box (316) drain pump (604) or outer drain pipe (605) through comdenstion water drain pipe (318).

2. The drain system of claim 1, wherein the condensate drain pipe (318) includes a horizontal drain section (3181) and an upward bend connected to the drain pump (604) via a connecting section (3185), the highest point of the bend being higher than a position R/3 above a central axis of the inner tub assembly (202), R being a radius of the inner tub assembly (202).

3. The drainage system of claim 2, wherein the bending portion comprises a first vertical drainage section (3182), a turnover section (3183) and a second vertical drainage section (3184) which are sequentially arranged, the first vertical drainage section (3182) and the second vertical drainage section (3184) are arranged in parallel, and the first vertical drainage section (3182) is arranged on one side of the first vertical drainage section (3182) away from the drainage pump (604).

4. A drain system according to claim 3, wherein the flip-over section (3183) is arranged at a position higher than the highest point of the inner tub assembly (202), and the connecting section (3185) is connected to the drain pump (604) at a lower end position at a side remote from the second vertical drain section (3184).

5. A drainage system according to claim 2, 3 or 4, characterized in that a plurality of fixing clips (320) are provided on the heat exchanger base (301) for clipping the horizontal drain section (3181).

6. The drain system according to claim 5, wherein a drain pump cover (315) is provided on an upper end of the drain box (316), and the condensate drain pump (307) is provided in the drain box (316).

7. The drain system according to claim 6, wherein a mounting groove (3151) is provided in the drain pump cover (315), and a water level detection sensor (319) is provided in the mounting groove (3151), the water level detection sensor (319) being capable of detecting a height of condensed water in the drain box (316).

8. The drainage system according to claim 7, wherein the water level detection sensor (319) comprises a mounting plate (3193), and a first detection probe (3191) and a second detection probe (3192) are respectively arranged on the same side of the mounting plate (3193), and the first detection probe (3191) and the second detection probe (3192) extend into the drainage box (316) and are positioned at different heights in the drainage box (316).

9. The drain system according to claim 8, wherein the condensate drain pump (307) is disposed on a side of the drain box (316) remote from the water level detection sensor.

10. A washing machine, characterized in that a drainage system according to any one of claims 1 to 9 is provided in the washing machine.