CN212368918U

CN212368918U - Dish washer for reducing energy consumption by utilizing heat exchange

Info

Publication number: CN212368918U
Application number: CN202020413119.2U
Authority: CN
Inventors: 陈如金; 张超
Original assignee: Ningbo Anja Kitchen System Co ltd
Current assignee: Ningbo Anja Kitchen System Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2021-01-19
Anticipated expiration: 2030-03-27

Abstract

The utility model relates to an utilize heat exchange to reduce dish washer of energy consumption, including the dish washer body, the dish washer body includes that the bottom has the inner bag of shower nozzle, is equipped with the condensation storage water tank on the inner bag, is equipped with the water storage chamber on the condensation storage water tank, is equipped with the condensing channel who keeps apart each other with the water storage chamber in the water storage chamber, is equipped with condensation fan and PTC heater in the condensing channel, the last port of condensing channel link up as the steam inlet and link up with the inner bag, the lower port of condensing channel link up as exhalant outlet and link up with the inner bag, the condensation storage water tank is the box body that is flat to set up in the lateral part of inner bag, be equipped with water inlet and drain on the water storage chamber, the shower nozzle in drain and the inner bag is connected and is realized sending into the inner bag. This structure utilizes the condensing passage of water storage intracavity portion to change the room temperature water of storing in the water storage intracavity into the water after the heating after carrying out the heat exchange, then the later stage heats, because heating temperature's starting point has improved, can further reduce the energy consumption.

Description

Dish washer for reducing energy consumption by utilizing heat exchange

Technical Field

The utility model relates to a technical field of dish washer, more specifically relate to an utilize dish washer of heat exchange to reduce energy consumption.

Background

Along with the increasing living standard of people, the dish washing machine as the last member of kitchen electricity gradually enters the lives of thousands of households, and the dish washing machine greatly liberates the hands of people. The technology of the dish washing machine is continuously improved along with the increasing development of the dish washing machine industry.

Conventional dish washer does not generally have the water tank, all is that the machine during operation, and outside running water enters into inner bag (inside the machine) through machine water intaking valve, then heats to preset temperature as required, and such mode is because running water keeps the state of normal atmospheric temperature all the time when the pipeline gets into, and when heating to preset temperature with normal atmospheric temperature water, needs certain electric quantity and time, finally leads to the energy waste serious, so needs the improvement.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a dishwasher capable of reducing energy consumption by using heat exchange.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an utilize heat exchange to reduce dish washer of energy consumption, includes the dish washer body, the dish washer body includes that the bottom has the inner bag of shower nozzle, is equipped with the condensation storage water tank on the inner bag, is equipped with the water storage chamber on the condensation storage water tank, is equipped with the condensing passage who keeps apart each other with the water storage chamber in the water storage chamber, is equipped with condensation fan and PTC heater in the condensing passage, the last port of condensing passage link up as the steam inlet and link up with the inner bag, the lower port of condensing passage link up as exhalant exit and link up with the inner bag, the condensation storage water tank is flat box body to set up in the lateral part of inner bag, be equipped with water inlet and water outlet on the water storage chamber, water outlet is connected with the shower nozzle in the inner bag and is realized sending into the.

In order to conveniently convey water and play a role in guiding, the water inlet and the water outlet are both positioned below the condensation water storage tank, the condensation channel is S-shaped and positioned at the center of the water storage cavity, one side of the water storage cavity is provided with a water inlet diversion channel, the lower side of the water inlet diversion channel is communicated with the water inlet, the upper side of the water inlet diversion channel is communicated with the water storage cavity, and the water inlet diversion channel extends along the edge of the water storage cavity.

In order to realize the function of automatic intaking and stopping intaking, the condensation storage water tank including mutual seal complex upper cover and bottom, be equipped with the low liquid level detector that is used for detecting the low water level in water storage chamber and the high liquid level detector that is used for detecting the high water level in water storage chamber in the upper cover, still be equipped with the overflow path who link up with the hot steam import in the upper end in water storage chamber, overflow path is located high liquid level detector's top.

In order to start the guiding function to the water flow, a first guide plate which is obliquely arranged is arranged below an opening at the upper end of the water inlet guide channel, and a second guide plate which is obliquely arranged towards the center of the condensation channel is arranged below the first guide plate.

In order to avoid steam water to flow into the fan or the PTC heater and shorten the service life, at least two and protruding reference columns are arranged in the condensation channel, the condensation fan is fixed on the reference columns through screws, the PTC heater is fixed in the condensation channel through a PTC heating bracket spaced from the condensation channel, a condensation water flow channel extending along the edge of the condensation channel is arranged on the lower portion of the condensation channel, the lower opening of the condensation water flow channel is communicated with an exhaust outlet, and the upper opening of the condensation water flow channel is communicated with the condensation channel under the condensation fan.

In order to avoid that when the liquid level device fails and the water amount in the water storage cavity is too much, the function of automatically discharging water according to the requirement is realized, and a pressure detector for detecting the pressure value of the water outlet and a water discharging electromagnetic valve for discharging water are arranged at the water discharging opening.

The state of the PTC heating switch is controlled by further realizing real-time detection of the temperature of the air heated by the PTC, and an NTC temperature detector is also arranged in the condensation channel.

Further, for the convenience of later stage maintenance condensation fan and PTC heater, still be equipped with the maintenance apron that can expose condensation fan and PTC heater when opening on the upper cover.

The utility model provides an utilize heat exchange to reduce dish washer of energy consumption, this structure utilizes the indoor temperature water of water storage intracavity portion storage to carry out the heat exchange with the water storage intracavity and becomes the water after the heating, then the later stage heats, because heating temperature's starting point has improved, can further reduce the energy consumption.

Drawings

FIG. 1 is a schematic view of a dishwasher for reducing energy consumption by heat exchange according to embodiment 1, in which a condensation water tank is exposed when an outer side cover plate is removed;

fig. 2 is a schematic structural diagram of the condensation water storage tank in the embodiment 1 when the upper cover is removed;

fig. 3 is a schematic view of the overall structure of the condensation water storage tank in the embodiment 1;

FIG. 4 is an exploded view of the condensation water storage tank of the present embodiment 1;

FIG. 5 is a partial enlarged view of FIG. 4 at A;

FIG. 6 is a partial enlarged view of FIG. 4 at B;

fig. 7 is a schematic structural diagram of the bottom cover in this embodiment 1.

Reference numerals: the device comprises a dishwasher body 1, a liner 2, a condensation water storage tank, a water storage cavity 4, a water inlet 5, a water outlet 6, a condensation channel 7, a condensation fan 8, a PTC heater 9, a hot steam inlet 10, an exhaust outlet 11, a water inlet flow guide channel 12, an upper cover 3-1, a bottom cover 3-2, a low liquid level detector 13, a high liquid level detector 14, an overflow channel 15, a first flow guide plate 16, a second flow guide plate 17, a condensation water flow channel 18, a water discharge electromagnetic valve 19, a positioning column 20, a PTC heating support 21, an NTC temperature detector 22, a maintenance cover plate 23 and a pressure detector 24.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

Example 1:

as shown in fig. 1-7, the dishwasher for reducing energy consumption by heat exchange disclosed in this embodiment comprises a dishwasher body 1, the dishwasher body 1 comprises a liner 2 with spray nozzles at the bottom, a condensation water storage tank 3 is arranged on the inner container 2, a water storage cavity 4 is arranged on the condensation water storage tank 3, a condensation channel 7 which is mutually separated from the water storage cavity 4 is arranged in the water storage cavity 4, a condensing fan 8 and a PTC heater 9 are arranged in the condensing channel 7, the upper port of the condensing channel 7 is used as a hot steam inlet 10 and is communicated with the inner container 2, the lower port of the condensation channel 7 is used as an exhaust outlet 11 and is communicated with the inner container 2, the condensation water storage tank 3 is a flat box body and is arranged on the side part of the inner container 2, the water storage cavity 4 is provided with a water inlet 5 and a water outlet 6, and the water outlet 6 is connected with a spray head in the inner container 2 to realize that the water heated after heat exchange in the water storage cavity 4 is sent into the inner container 2. The applicant has to note that the conventional dishwasher has spray heads at the bottom (the small machine is only below, the large machine has a spray arm structure with three water sprays, upper, middle and lower, which is conventional technology of the dishwasher, and thus will not be described in detail.

In order to conveniently convey water and play a role in guiding, the water inlet 5 and the water outlet 6 are both positioned below the condensation water storage tank 3, the condensation channel 7 is S-shaped and positioned at the center of the water storage cavity 4, a water inlet flow guide channel 12 is arranged on one side of the water storage cavity 4, the lower side of the water inlet flow guide channel is communicated with the water inlet 5, the upper side of the water inlet flow guide channel is communicated with the water storage cavity 4, and the water inlet flow guide channel 12 extends along the edge of the water storage cavity 4.

In order to realize the functions of automatic water feeding and stopping water feeding, the condensation water storage tank 3 comprises an upper cover 3-1 and a bottom cover 3-2 which are mutually matched in a sealing way (in the embodiment, it needs to be explained that after the water storage cavity 4 and the condensation channel 7 are covered by the upper cover 3-1 and the bottom cover 3-2, a closed water storage cavity and a condensation channel are formed by correspondingly arranged clapboards on the upper cover 3-1 and the bottom cover 3-2, marked 4 and 7 in figure 2 are only one half part of the water storage cavity 4 and the condensation channel 7, the other half part is at a position corresponding to the upper cover 3-1, figure 2 is only used as a marking indication function), a low liquid level detector 13 for detecting the low water level of the water storage cavity 4 and a high liquid level detector 14 for detecting the high water level of the water storage cavity 4 are arranged in the upper cover 3-1, an overflow channel 15 communicated with a hot steam inlet 10 is also arranged at the upper end of the water storage, the overflow channel 15 is located above the high level detector 14. In this embodiment low liquid level detector 13 and high liquid level detector 14 be the capacitanc inductive switch that can purchase and obtain, and the capacitanc inductive switch that will correspond is connected with the original controller electricity of dish washer, acquire the capacitanc inductive switch signal condition that corresponds by the controller, in case when low liquid level detector 13 has the signal, it is nevertheless to explain the inside water level in water storage chamber 4, need open water inlet 5 and realize intaking, when high liquid level detector 14 detects the signal, explain that water storage chamber 4 water level is too high and close water inlet 5 and stop intaking, and as to how the controller controls water inlet 5 and intake specific several and be conventional technique, so do not specifically describe here.

In order to start the guiding function to the water flow, a first guide plate 16 which is obliquely arranged is arranged below an opening at the upper end of the water inlet guide channel 12, a second guide plate 17 which is inclined towards the center of the condensation channel 7 is arranged below the first guide plate 16, and the water in the water inlet guide channel 12 is guided along the first guide plate 16 and the second guide plate 17 by arranging the first guide plate 16 and the second guide plate 17.

In order to avoid that steam water flows into a fan or a PTC heater to shorten the service life, at least two raised positioning columns 20 are arranged in the condensation channel 7, the condensation fan 8 is fixed on the positioning columns 20 through screws, the PTC heater 9 is fixed in the condensation channel 7 through a PTC heating bracket 21 which has a distance with the condensation channel 7, a condensed water flow channel 18 which extends along the edge of the condensation channel 7 is arranged at the lower part of the condensation channel 7, the lower opening of the condensed water flow channel 18 is communicated with the exhaust outlet 11, the upper opening of the condensed water flow channel 18 is communicated with the condensation channel 7 right below the condensation fan 8, a certain distance is formed between the condensation fan 8 and the bottom of the condensation channel 7 through the raised positioning columns 20, and therefore the problem that the service life is influenced by the fact that water generated after the condensation of the condensation channel 7 flows into the condensation fan 8 is avoided, meanwhile, the PTC heating bracket 21 is arranged, so that the phenomenon that the service life is influenced because water generated after condensation flows into the PTC heater 9 can be avoided.

In order to avoid that when the liquid level device fails and the water storage cavity has excessive water, the automatic water discharging function is realized according to the requirement, a pressure detector 24 for detecting the pressure value of the water outlet and a water discharging electromagnetic valve 19 for discharging water are arranged at the water discharging opening 6, and the water discharging electromagnetic valve 19 is arranged to realize the function of opening or closing the water in the water tank to discharge the water into the machine according to an electric control program.

Through setting up pressure detector 24 and being connected with the original controller electricity of dish washer, realize carrying out real-time detection to the pressure of water outlet 6, in case when finding pressure too big, explain that the water storage intracavity portion water yield is too much, and the level gauge became invalid and not detected this moment, finally can avoid when the level gauge became invalid, and play the too much condition of water storage intracavity portion water yield and take place.

Further realizes real-time detection of the temperature of the air heated by the PTC heater to control the on or off of the PTC heater 9, and an NTC temperature detector 22 is arranged in the condensation channel 7.

Further, in order to facilitate later maintenance of the condensing fan 8 and the PTC heater 9, a maintenance cover plate 23 capable of exposing the condensing fan 8 and the PTC heater 9 when opened is further provided on the upper cover 3-1.

When the dishwasher works, the water inlet 5 on the water storage cavity 4 is connected with the water softener of the dishwasher body 1 (the conventional dishwasher is that tap water enters the interior of the dishwasher after passing through a breather and the water softener after passing through a water inlet valve of the dishwasher), and enters the water storage cavity 4 through the water inlet 5, so that the difference between the dishwasher structure of the application and the conventional dishwasher is that water passes through the water softener and then temporarily stores in the condensation water storage tank 3 through the water inlet 5 to obtain air and heat in the heating process of the dishwasher, so as to realize heat exchange, when the interior of the dishwasher body 1 works, the generated hot steam is sucked into the condensation channel 7 through the condensation fan 8 in the condensation channel 7 and exchanges heat with cold water in the water storage cavity 4 outside the condensation channel 7, the water in the water storage cavity 4 is changed into water with a certain temperature, and then is conveyed to the inner container through the water discharge port 6 (then is heated to a, the later-stage heating of the heater is the prior art), the effect of cleaning bowls at the bottom of the inner container 2 with hot water is realized, the PTC heater 9 in the condensation channel 7 can further heat and dry the gas after heat exchange and then discharge the gas into the inner container 2 through the exhaust outlet 11 to dry the washed bowls, therefore, the structural arrangement realizes that in the prior art, a certain amount of (program setting) water passes through the water softener from the water inlet pipe before the washing program is finished and then enters the water storage cavity 4 from the water inlet 5 to be stored, when the dish washer starts to work, the water in the water tank enters the interior of the dish washer from the water discharge port, the condensation channel 7 in the water storage cavity 4 is utilized to heat exchange room temperature water stored in the water storage cavity 4 to be heated water, then the later-stage heating is carried out, and the starting point of the heating temperature is improved, the energy consumption can be further reduced, meanwhile, one washing program of the dish washer has 3 to 5 cycles under the common condition, and the heat exchange function is realized each time, so that the energy consumption can be greatly reduced; and the water storage cavity 4 assembles can block the propagation of noise on very large tracts of land on the inner bag in this structure to the noise of complete machine has also been reduced, therefore this structure has following advantage: 1. the integral condensation water storage tank 3 is communicated with the inner container, and an anti-siphon structure is not needed, so that the whole structure is simpler; 2. two capacitance type water level inductive switches (the highest position is a water inlet stopping switch, the lowest position is a water outlet stopping switch) are added with a water outlet electromagnetic valve to prevent high water level from losing efficacy so as to improve the integral riding comfort; 3. a fan and a PTC drying system are arranged in the inner container, so that the drying effect of the bowl in the inner container is further improved; 4. and the energy is saved as a whole.

Of course, the above is only a specific application example of the present invention, and the protection scope of the present invention is not limited at all. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides an utilize heat exchange to reduce dish washer of energy consumption, includes dish washer body (1), dish washer body (1) has inner bag (2) of shower nozzle including the bottom, is equipped with condensation storage water tank (3) on inner bag (2), is equipped with water storage chamber (4) on condensation storage water tank (3), its characterized in that: be equipped with condensing channel (7) of keeping apart each other with water storage chamber (4) in water storage chamber (4), be equipped with condensation fan (8) and PTC heater (9) in condensing channel (7), the last port of condensing channel (7) link up as hot steam inlet (10) and with inner bag (2), the lower port of condensing channel (7) link up as exhaust outlet (11) and with inner bag (2), condensation storage water tank (3) are flat box body to set up in the lateral part of inner bag (2), be equipped with water inlet (5) and drain (6) on water storage chamber (4), drain (6) are connected the realization with the shower nozzle in inner bag (2) and send into inner bag (2) with the water that the heat exchange back heaied in water storage chamber (4).

2. A dishwasher for reducing power consumption using heat exchange according to claim 1, wherein: the water inlet (5) and the water outlet (6) are both located below the condensation water storage tank (3), the condensation channel (7) is S-shaped and located at the center of the water storage cavity (4), a water inlet flow guide channel (12) is arranged on one side of the water storage cavity (4), the lower portion of the water inlet flow guide channel is communicated with the water inlet (5), the upper portion of the water inlet flow guide channel is communicated with the water storage cavity (4), and the water inlet flow guide channel (12) extends along the edge of the water storage cavity (4).

3. A dishwasher for reducing power consumption using heat exchange according to claim 2, wherein: condensation storage water tank (3) including mutual seal fit's upper cover (3-1) and bottom (3-2), be equipped with in upper cover (3-1) and be used for detecting low liquid level detector (13) of water storage chamber (4) low water level and be used for detecting high liquid level detector (14) of water storage chamber (4) high water level, still be equipped with overflow channel (15) that link up with hot steam inlet (10) in the upper end of water storage chamber (4), overflow channel (15) are located the top of high liquid level detector (14).

4. A dishwasher for reducing power consumption using heat exchange according to claim 3, wherein: a first guide plate (16) which is obliquely arranged is arranged below an opening at the upper end of the water inlet guide channel (12), and a second guide plate (17) which is obliquely arranged towards the center of the condensation channel (7) is arranged below the first guide plate (16).

5. The dishwasher for reducing power consumption using heat exchange according to claim 4, wherein: be equipped with at least two and bellied reference column (20) in condensing channel (7), condensation fan (8) pass through the screw fixation on reference column (20), PTC heater (9) through with there being PTC heating support (21) of interval between condensing channel (7) to fix in condensing channel (7), be equipped with in the lower part of condensing channel (7) along condensing channel (7) marginal extension's comdenstion water flow path (18), and the under shed and the exhaust outlet (11) intercommunication of comdenstion water flow path (18), and the under shed and the condensation fan (8) intercommunication of comdenstion water flow path (18).

6. The dishwasher for reducing energy consumption by heat exchange according to claim 5, further comprising a pressure detector (24) for detecting a pressure value of the outlet and a water discharge solenoid valve (19) for discharging water at the water discharge port (6).

7. A dishwasher for reducing energy consumption by heat exchange according to claim 6, characterized in that an NTC temperature detector (22) is further provided in the condensation channel (7).

8. The dishwasher for reducing power consumption using heat exchange according to claim 7, further comprising a maintenance cover plate (23) on the upper cover (3-1) to expose the condensing fan (8) and the PTC heater (9) when opened.