CN220757370U - Circulation drying device - Google Patents

Abstract

The utility model discloses a circulating drying device which comprises an inner container, a respirator and a first condensing device, wherein the respirator is fixed on the outer side part of the inner container, a backflow channel is arranged in the respirator, the lower end of the backflow channel is provided with a backflow port communicated with the inner container, the first condensing device is arranged above the respirator, the upper end of the first condensing device is communicated with the top of the inner container, the lower end of the first condensing device is communicated with the backflow channel, the respirator is provided with a pressure balance port, and an air pressure balance channel is arranged in the respirator and is communicated between the pressure balance port and the backflow port. The utility model has the characteristics of high condensation efficiency, saving the opening of the inner container, realizing the balance of internal and external air pressure, avoiding the leakage of wet air flow, and the like.

Description

Circulation drying device

Technical Field

The utility model relates to a dish washer, in particular to a circulating drying device.

Background

The dish washer can produce a large amount of steam in the course of the work, if steam can not in time condense drying process, can lead to the fact inner bag pressure to rise scheduling problem, and prior art carries out steam drying process through setting up the condenser generally, and relevant institution please see the chinese patent publication of publication No. CN208892501U, the name is "a dish washer condensation drying structure", wherein it has been recorded:

the condensing and drying structure of the dish washer comprises a condensing device arranged on one side of an inner container of the dish washer, wherein the condensing device comprises a condensing sheet component and a fan arranged on the condensing sheet component, a steam outlet and a reflux port are arranged between the condensing sheet component and the inner container of the dish washer, and an air inlet for sucking external cold air is further formed in the condensing sheet component; the fan pumps in external cold air from the air inlet, water vapor in the inner container of the dish-washing machine enters the condensation piece assembly from the vapor outlet through the fan and meets the external cold air to form condensed water, and the condensed water flows back to the inner container of the dish-washing machine through the reflux port;

in the existing mechanism, the condensing device extracts water vapor from the inner container, after condensing by the condensing device, the water vapor flows back to the inner container, and the condensing device needs to be provided with independent inlets and outlets, so that the number of openings arranged in the inner container is large, and meanwhile, an air pressure balancing channel is additionally arranged, however, once the water vapor which cannot be separated in the condensing device is large, the water vapor leakage condition can occur, and the air flows with large humidity can cause adverse effects on hardware equipment of the dish washing machine.

Disclosure of Invention

The utility model aims to solve the technical problems of providing a circulating drying device which has high condensation efficiency, can save an opening of an inner container, can realize balance of internal and external air pressure and can avoid leakage of wet air flow aiming at the defects of the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme.

The utility model provides a circulation drying device, its is including inner bag, respirator and first condensing equipment, the respirator is fixed in the lateral part of inner bag, be equipped with the backward flow passageway in the respirator, the lower extreme of backward flow passageway be equipped with the backward flow mouth that the inner bag is linked together, first condensing equipment locates the top of respirator, first condensing equipment's upper end with the top of inner bag is linked together, first condensing equipment's lower extreme with the backward flow passageway is linked together, the respirator is equipped with the pressure balance mouth, be equipped with the atmospheric pressure balance passageway in the respirator, the atmospheric pressure balance passageway communicate in the pressure balance mouth with between the backward flow mouth.

Preferably, the device comprises a second condensing device, and an inlet of the second condensing device is communicated with the inner container.

Preferably, the second condensing device is arranged on one side part of the inner container away from the respirator and the first condensing device.

Preferably, a condensing channel bent in an S shape is arranged in the first condensing device.

Preferably, heat exchange fins are densely distributed in the condensation channel.

Preferably, the top of the first condensing device is provided with an inverted L-shaped water vapor passage, the upper end of the water vapor passage is communicated with the top of the liner, and the lower end of the water vapor passage is communicated with the upper end of the condensing channel.

According to the circulating drying device disclosed by the utility model, the breather and the first condensing device are both fixed on the outer side part of the liner, the first condensing device is arranged above the breather, water vapor generated in the liner enters the condensing channel through the upper end of the first condensing device, after being subjected to water vapor separation through the first condensing device, gas and condensed water enter the reflux channel and then flow back into the liner through the reflux channel, and based on the structure, the opening quantity of the liner is reduced without independently arranging an inlet and an outlet for the first condensing device, meanwhile, when the pressure of the gas entering the reflux channel is increased, the pressure can be released through the pressure balancing channel and the pressure balancing port, and because the pressure balancing port is positioned at the top of the breather, only dry gas flows through the pressure balancing port to be discharged, and adverse effects of wet gas flow on the internal structure of a dish washer are avoided.

Drawings

FIG. 1 is a perspective view of a circulation drying apparatus according to the present utility model;

FIG. 2 is a block diagram of a respirator, a first condensing device, and a second condensing device;

FIG. 3 is an exploded view of the respirator and first condensing device;

FIG. 4 is an internal structural view of the respirator and first condensing device;

fig. 5 is an internal structural view of the second condensing unit.

Detailed Description

The utility model is described in more detail below with reference to the drawings and examples.

The utility model discloses a circulation drying device, which is shown in the drawings from 1 to 5, and comprises an inner container 1, a respirator 2 and a first condensing device 3, wherein the respirator 2 is fixed on the outer side part of the inner container 1, a backflow channel 20 is arranged in the respirator 2, the lower end of the backflow channel 20 is provided with a backflow port 21 communicated with the inner container 1, the first condensing device 3 is arranged above the respirator 2, the upper end of the first condensing device 3 is communicated with the top of the inner container 1, the lower end of the first condensing device 3 is communicated with the backflow channel 20, the respirator 2 is provided with a pressure balancing port 22, an air pressure balancing channel 23 is arranged in the respirator 2, and the air pressure balancing channel 23 is communicated between the pressure balancing port 22 and the backflow port 21.

In the above structure, the breather 2 and the first condensing device 3 are both fixed on the outer side of the liner 1, the first condensing device 3 is mounted above the breather 2, the water vapor generated in the liner 1 enters the condensation channel 30 through the upper end of the first condensing device 3, after the water vapor is separated by the first condensing device 3, the gas and the condensed water enter the backflow channel 20, and then flow back into the liner 1 through the backflow channel 20.

As a preferred way, the present embodiment includes a second condensing device 4, where an inlet of the second condensing device 4 is in communication with the inner container 1. In particular, the second condensing device 4 is arranged on a side of the inner container 1 away from the respirator 2 and the first condensing device 3.

Based on the above-described first condensing means 3 and second condensing means 4, in the present embodiment, there are two cases:

1. if the water vapor separation rate of the first condensing device 3 after the condensation treatment is higher, the gas conveyed to the inner container 1 at the moment is drier, the gas can be positioned at the lower layer of the inner container 1, the water vapor with higher humidity and temperature can be positioned at the upper layer of the inner container 1, the trend of upwards driving the water vapor can be presented along with the gradual increase of the gas at the lower layer of the inner container 1, and the water vapor enters the first condensing device 3 from the top of the inner container 1 at the moment, so that the good circulation of the water vapor is realized.

2. When the water vapor water content in the inner container 1 is relatively low, and the inner container is relatively dry, after the dry air flow conveyed by the first condensing device 3 enters the inner container, the air flow transversely moves with the second condensing device 4, negative pressure is generated when a fan preset in the second condensing device 4 runs, part of the water vapor in the inner container 1 upwards enters the first condensing device 3 under the action of the negative pressure, and part of the water vapor transversely moves and is condensed by the second condensing device 4, and the drying effect on the inner container 1 is greatly improved based on the joint cooperation of the first condensing device 3 and the second condensing device 4 in the process, so that the efficient drying treatment can be fully performed even if the water vapor humidity is low.

Referring to fig. 3, in order to improve the condensation efficiency of the first condensation device 3, in this embodiment, a condensation channel 30 bent in an "S" shape is disposed in the first condensation device 3. In the above structure, the condensation channel 30 is a channel structure that is transversely disposed, and a drain outlet 32 may be preset at the bottom end of the partition plate of the condensation channel 30, so as to prevent condensed water from collecting in the condensation channel 30.

In order to improve the condensation efficiency of the first condensation device 3, in this embodiment, heat exchange fins 31 are densely arranged in the condensation channel 30.

As a preferred mode, the top of the first condensing device 3 is provided with an inverted L-shaped water vapor passage 5, the upper end of the water vapor passage 5 is communicated with the top of the liner 1, and the lower end of the water vapor passage 5 is communicated with the upper end of the condensing channel 30. In the above structure, the water vapor is efficiently discharged into the condensation channel 30 based on the inverted "L" shape design of the water vapor passage 5.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and modifications, equivalent substitutions or improvements made within the technical scope of the present utility model should be included in the scope of the present utility model.

Claims (6)

1. The utility model provides a circulation drying device, its characterized in that, including inner bag (1), respirator (2) and first condensing equipment (3), respirator (2) are fixed in the lateral part of inner bag (1), be equipped with back flow channel (20) in respirator (2), the lower extreme of back flow channel (20) be equipped with return port (21) that inner bag (1) are linked together, first condensing equipment (3) are located the top of respirator (2), the upper end of first condensing equipment (3) with the top of inner bag (1) is linked together, the lower extreme of first condensing equipment (3) with back flow channel (20) are linked together, respirator (2) are equipped with pressure balance mouth (22), be equipped with atmospheric pressure balance passageway (23) in respirator (2), atmospheric pressure balance passageway (23) communicate in between pressure balance mouth (22) and return port (21).

2. The circulation drying apparatus according to claim 1, comprising a second condensing means (4), the inlet of the second condensing means (4) being in communication with the inner container (1).

3. The circulation drying apparatus according to claim 2, wherein the second condensing means (4) is provided at a side of the inner container (1) remote from the respirator (2) and the first condensing means (3).

4. The circulation drying apparatus according to claim 1, wherein the first condensing means (3) is provided with a condensing channel (30) bent in an "S" shape.

5. The circulation drying apparatus as claimed in claim 4, wherein heat exchange fins (31) are densely arranged in the condensation channel (30).

6. The circulation drying apparatus according to claim 4, wherein the top of the first condensing means (3) is provided with an inverted "L" -shaped water vapor passage (5), the upper end of the water vapor passage (5) is communicated with the top of the inner container (1), and the lower end of the water vapor passage (5) is communicated with the upper end of the condensing channel (30).