CN210784219U

CN210784219U - Water tank dish washing machine condensation control system based on temperature sensor

Info

Publication number: CN210784219U
Application number: CN201921282510.7U
Authority: CN
Inventors: 汤勇; 黄卫斌; 黄安奎; 张海波
Original assignee: Marssenger Kitchenware Co Ltd
Current assignee: Marssenger Kitchenware Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-06-19
Anticipated expiration: 2029-08-08

Abstract

The utility model provides a basin dish washer condensation control system based on temperature sensor. It has solved the problem that dish washer drying efficiency is low among the prior art. This system includes the water tank, the heating module, the fan module, the condensation module, the processor module, water inlet switch module and flow pulse module, be equipped with the air intake in the condensation module, the air outlet, coolant liquid input and coolant liquid output, flow pulse module and water inlet switch module are connected, the intercommunication of the play air side of fan module and the input of heating module, the output of heating module is connected with the air-out interface, the signal input part at the processor module is connected to flow pulse module electricity, the control signal output part of processor module respectively with the fan module, the heating module, water inlet switch module electricity is connected, the signal that the processor module received flow pulse module and sent is to the fan module according to the control program that predetermines in it, heating module and water inlet switch module carry out on-off control. The system can fully dry the dish washer and has high drying efficiency.

Description

Water tank dish washing machine condensation control system based on temperature sensor

Technical Field

The utility model belongs to the technical field of dish washer, in particular to basin dish washer condensation control system based on temperature sensor.

Background

The dish washer is equipment for automatically cleaning tableware such as dishes, chopsticks, dishes, knives and forks, and has the characteristics of time and labor saving, strong dirt-removing capacity and the like. The first machine dishwashing patent appeared in 1850 and miller (Miele) in 1929 germany manufactured the first electric household dishwasher in europe, the first dishwasher studied in asia in japan. The current full-automatic dish washing machines on the market can be divided into two types of household and commercial, and the household full-automatic dish washing machines are only suitable for families and mainly have cabinet type, desk type and water tank integrated type.

A dishwasher generally has a drying function to dry dishes in the dishwasher after washing is completed. In the conventional dishwasher, the temperature of the dishes is increased by increasing the temperature of the water in the last pass during rinsing, using heat transfer of the washing water. After washing, hot water is discharged, the water on the tableware is evaporated by utilizing the residual heat on the tableware, and then the steam is blown out of the dish washing machine to realize drying. In the drying mode, the temperature of the condensed air is room temperature, and the higher temperature causes the low condensation speed, the low drying efficiency and the energy consumption.

Therefore, how to develop a dishwasher system with simple structure, low energy consumption and improved drying efficiency becomes a technical problem to be solved by those skilled in the art.

Disclosure of Invention

In view of this, the embodiment of the utility model provides a basin dish washer condensation control system based on temperature sensor to solve the problem under the current dish washer drying efficiency.

The purpose of the utility model can be realized by the following technical proposal: a condensation control system of a sink dish washing machine based on a temperature sensor comprises a water tank, a heating module, a fan module, a condensation module and a processor module, and is characterized by further comprising a water inlet switch module and a temperature sensor, wherein the condensation module is provided with an air inlet capable of communicating the condensation module with a sink dish washing machine cleaning cavity, an air outlet communicated with the air inlet side of the fan module, a cooling liquid input end communicated with the water inlet switch module and a cooling liquid output end communicated with the water tank, the temperature sensor is arranged in the condensation module and used for detecting a temperature value in the condensation module, the air outlet side of the fan module is communicated with the input end of the heating module, the output end of the heating module is connected with an air outlet interface capable of being communicated with the sink dish washing machine cleaning cavity, and the temperature sensor is electrically connected with a signal input end of the processor module, the control signal output end of the processor module is electrically connected with the fan module, the heating module and the water inlet switch module respectively, the processor module receives temperature values detected by the temperature sensors at different moments to judge the condensation effect of the condensation module and control the opening and closing of the fan module, the heating module and the water inlet switch module according to the judgment result.

The working principle of the utility model is as follows: the water inlet switch module is connected with a water supply system, when the washing cavity of the sink dish washing machine needs to be dried, the control system is started, the processor module controls the fan module and the heating module to be started, at the moment, the fan module pumps high-temperature and high-humidity air in the washing cavity of the sink dish washing machine into the condensing module for condensation and drying, then the air subjected to condensation and drying is conveyed to the heating module by the fan module for heating, the heated and dried air is sent back to the washing cavity of the sink dish washing machine through the air outlet interface to dry bowls and chopsticks, and the process is circulated until the drying of the bowls and chopsticks is finished; in addition, a temperature difference threshold value is arranged in the processor module, the processor module calculates the temperature difference value of the condensation module at different moments according to the temperature value detected by the temperature sensor, and controls the water inlet switch module to be opened when the temperature difference value is smaller than the temperature threshold value, so that cooling water in the condensation module is replaced, hot water after heat exchange flows into the water tank, and the water inlet switch module is closed when the temperature difference value is larger than the temperature threshold value. It should be noted that the control program of the system is only a switch control program triggered by referring to the existing simple parameter comparison result, and the temperature difference threshold in the processor module can be changed according to the actual use condition.

In foretell basin dish washer condensation control system based on temperature sensor, the condensation module includes the dry condensing box of L shape, snakelike crooked condenser pipe and heat exchanger fin, the heat exchanger fin sets up on the condenser pipe lateral wall, condenser pipe's delivery port sets up dry condensing box's upper portion and with coolant liquid output end intercommunication, condenser pipe's the end setting of intaking is in dry condensing box's lower part and with the coolant liquid input is connected, the air intake sets up the upper portion at dry condensing box, the air outlet sets up in dry condensing box lower part. By adopting the design, the air with high temperature and high humidity flows from top to bottom, and the cooling liquid in the cooling water pipe flows from bottom to top, so that the heat exchange time between the air with high temperature and high humidity is sufficient, the utilization rate of the cooling liquid is maximized, and the air with high temperature and high humidity can be efficiently cooled and dried.

In the above condensation control system of the sink dish-washing machine based on the temperature sensor, the bottom of the drying and condensing box is provided with a water collecting tank and a water outlet.

In the above-mentioned sink dishwasher condensation control system based on a temperature sensor, the temperature sensor is disposed on a pipe wall of the cooling water pipe.

In the above condensation control system of the sink dishwasher based on the temperature sensor, the processor module is an MCU or a PLC.

In the above-described sink dishwasher condensation control system based on a temperature sensor, the heating module is a PTC heater.

In the above condensation control system of the sink dishwasher based on the temperature sensor, the top of the water tank is provided with a water outlet.

Compared with the prior art, the water tank dish washing machine condensation control system based on the temperature sensor has the following advantages: can carry out abundant high-efficient drying to bowls and chopsticks etc. in basin dish washer washing chamber.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a system block diagram of an embodiment of the present invention.

In the figure, 1, a water tank; 1a, a water outlet; 2. a heating module; 3. a fan module; 3a, an air inlet side; 3b, air outlet side; 4. a condensing module; 4a, an air inlet; 4b, an air outlet; 4c, a cooling liquid input end; 4d, a cooling liquid output end; 4e, drying a condensing box; 4e1, water collection sump; 4e2, drain outlet; 4f, cooling water pipes; 4g, heat exchange sheets; 5. a processor module; 6. a water inlet switch module; 7. a temperature sensor; 8. an air outlet interface.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the condensation control system of the sink dish-washing machine based on the temperature sensor comprises a water tank 1, a heating module 2, a fan module 3, a condensation module 4, a processor module 5, a water inlet switch module 6 and a temperature sensor 7, wherein the condensation module 4 is provided with an air inlet 4a capable of communicating the condensation module 4 and a sink dish-washing machine cleaning cavity, an air outlet 4b communicated with an air inlet side 3a of the fan module 3, a cooling liquid input end 4c communicated with the water inlet switch module 6 and a cooling liquid output end 4d communicated with the water tank 1, the temperature sensor 7 is arranged in the condensation module 4, an air outlet side 3b of the fan module 3 is communicated with an input end of the heating module 2, an output end of the heating module 2 is connected with an air outlet port 8 capable of communicating with the sink dish-washing machine cleaning cavity, and the temperature sensor 7 is electrically connected with a, the control signal output end of the processor module 5 is respectively electrically connected with the fan module 3, the heating module 2 and the water inlet switch module 6, the temperature values detected by the temperature sensors 7 at different moments of the processor module 5 judge the condensation effect of the condensation module 4, and the opening and closing of the fan module 3, the heating module 2 and the water inlet switch module 6 are controlled according to the judgment result.

In this embodiment, the top of the water tank 1 is provided with a water outlet 1a so that the water in the water tank 1 can be discharged when it is full. The heating module 2 is a PTC heater, the processor module 5 is an MCU, and the water inlet switch module 6 is an electromagnetic valve. In other embodiments of the present invention, the processor module 5 may also adopt a PLC.

Specifically, the condensing module 4 comprises an L-shaped drying and condensing box 4e, a cooling water pipe 4f and heat exchange fins 4g bent in a serpentine shape, the heat exchange fins 4g are arranged on the outer side wall of the cooling water pipe 4f, a temperature sensor 7 is arranged on the pipe wall of the cooling water pipe 4f, a water outlet 1a of the cooling water pipe 4f is arranged on the upper portion of the drying and condensing box 4e and is communicated with a cooling liquid output end 4d, a water inlet end of the cooling water pipe 4f is arranged on the lower portion of the drying and condensing box 4e and is communicated with a cooling liquid input end 4c, an air inlet 4a is arranged on the upper portion of the drying and condensing box 4e, an air outlet 4b is arranged on the lower portion of the drying and condensing box 4e, and is specifically arranged on the lower end portion, the bottom of the drying and condensing box 4e is provided with a water collecting tank 4e1 and a water outlet 4e2, so that when condensed water is accumulated more, the water outlet 4e2 can be opened to discharge the water.

It should be noted that, the utility model discloses a be equipped with the temperature difference threshold value in the processor module 5, processor module 5 calculates the temperature difference value of condensation module 4 at different moments according to the temperature value that temperature sensor 7 detected, and control switch module 6 and open when the temperature difference value is less than the temperature threshold value, replace the cooling water in condensation module 4, make the hot water after the heat exchange flow in water tank 1, and close switch module 6 when the temperature difference value is greater than the temperature threshold value, above-mentioned control procedure is only to quote the switch control procedure that current simple parameter contrast result and triggered, and the temperature difference threshold value can change according to the in service behavior in processor module 5, and technical staff in the field can obtain each relevant parameter easily through limited test. For example: when the temperature sensor 7 detects that the temperature difference between the two times is less than 2 ℃, it indicates that the temperature is not increasing at this time, the cooling water pipe 4f needs to be changed, the water is changed when the water is fed, the hot water in the cooling water pipe 4f is replaced by the hot water, the hot water is changed into the normal temperature water, and the water feeding is completed when the temperature of the cooling water pipe 4f is gradually reduced to the temperature difference between the two times which is more than 2 ℃. In the running process of the control program, drying stages are set in the program, if the countdown time of the current program enters the drying stage, the fan module 3 and the PTC heater are started, at the moment, the state of the temperature sensor 7 of the cooling water pipe 4f in the condensation module 4 can be sensed to control water inlet, and the process is repeated until the drying stage is finished. (the values in this example may be changed according to actual needs).

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A condensation control system of a sink dish washing machine based on a temperature sensor comprises a water tank (1), a heating module (2), a fan module (3), a condensation module (4) and a processor module (5), and is characterized by further comprising a water inlet switch module (6) and the temperature sensor (7), wherein the condensation module (4) is provided with an air inlet (4a) capable of being communicated with the condensation module (4) and a washing cavity of the sink dish washing machine, an air outlet (4b) communicated with an air inlet side (3a) of the fan module (3), a cooling liquid input end (4c) communicated with the water inlet switch module (6) and a cooling liquid output end (4d) communicated with the water tank (1), the temperature sensor (7) is arranged in the condensation module (4) and used for detecting a temperature value in the condensation module (4), and an air outlet side (3b) of the fan module (3) is communicated with an input end of the heating module (2), the output of heating module (2) is connected with air-out interface (8) that can wash the chamber intercommunication with basin dish washer, temperature sensor (7) electricity is connected at the signal input part of processor module (5), the control signal output part of processor module (5) is connected with fan module (3), heating module (2), switch module (6) electricity of intaking respectively, processor module (5) receive the temperature value that temperature sensor (7) detected at different moments and judge condensation module (4) condensation effect to control opening and close of fan module (3), heating module (2) and switch module (6) of intaking according to the judged result.

2. The temperature sensor based sink dishwasher condensation control system of claim 1, characterized in that the condensing module (4) comprises an L-shaped drying condensing box (4e), a serpentine cooling water pipe (4f) and heat exchange fins (4g), the heat exchange fins (4g) are arranged on the outer side wall of the cooling water pipe (4f), a water outlet (1a) of the cooling water pipe (4f) is arranged at the upper part of the drying and condensing box (4e) and is communicated with the cooling liquid output end (4d), the water inlet end of the cooling water pipe (4f) is arranged at the lower part of the drying and condensing tank (4e) and is connected with the cooling liquid input end (4c), the air inlet (4a) is arranged at the upper part of the drying and condensing box (4e), and the air outlet (4b) is arranged at the lower part of the drying and condensing box (4 e).

3. A sink dishwasher condensation control system based on a temperature sensor according to claim 2, characterized in that the bottom of the drying condenser tank (4e) is provided with a water collection sump (4e1) and a water drain (4e 2).

4. A temperature sensor based sink dishwasher condensation control system according to claim 2 or 3, characterized in that the temperature sensor (7) is arranged on the wall of the cooling water pipe (4 f).

5. A temperature sensor based sink dishwasher condensation control system according to claim 1 or 2 or 3, characterized in that the processor module (5) is a MCU or a PLC.

6. A temperature sensor based sink dishwasher condensation control system according to claim 1 or 2 or 3, characterized in that the heating module (2) is a PTC heater.

7. A temperature sensor based sink dishwasher condensation control system according to claim 1 or 2 or 3, characterized in that the top of the water tank (1) is provided with a water outlet (1 a).