CN220321763U - Drying device and cleaning equipment - Google Patents

Abstract

The application provides a drying device and cleaning equipment relates to glass production technical field. Wherein, drying device includes: the device comprises a storage part, a filtering part, a heating part, a power part, an air inlet pipeline and an air return pipeline; the storage part is provided with a containing space, the filtering part is arranged at the top of the storage part, the shape and the size of the bottom of the filtering part are matched with the top of the containing space, the filtering part is provided with a plurality of air outlets which are uniformly arranged at intervals, and the filtering part is communicated with the containing space through the air outlets; the heating part is used for heating the drying air; the power part is provided with an air suction pipe and an exhaust pipe, and the exhaust pipe is communicated with the heating part; the air inlet pipeline is respectively communicated with the heating part and the filtering part; the return air pipeline is respectively communicated with the bottom of the accommodating space and the air suction pipe. According to the technical scheme, clean drying air can be uniformly fed into the storage part through the filtering part, the technical problems that in the prior art, drying air is concentrated and uneven, and the drying effect of a piece to be dried at the edge position is poor can be solved.

Description

Drying device and cleaning equipment

Technical Field

The application relates to the technical field of glass production, in particular to a drying device and cleaning equipment.

Background

The sapphire glass is widely applied to electronic equipment such as mobile phone panels and intelligent wearable equipment cover plates, and various processing procedures such as cutting, grinding, copper polishing and trimming are needed in the processing production of the sapphire glass, and a cleaning procedure is needed after each procedure is finished.

The cleaning procedure of sapphire glass in processing production generally adopts the cleaning machine to handle, therefore the cleaning machine is the key equipment in the sapphire glass processing equipment, and current drum-type ultrasonic cleaner is after wasing, needs to dry the work piece through drum drying device after finishing, evaporates the water stain on work piece surface fast to the processing of next process is carried out to the work piece.

However, the hot air dried by the existing cleaning machine is uneven, so that the workpiece at the edge position is poor in drying effect, and the heated and dried hot air still has a part of waste heat after being dried on the sapphire glass, so that the hot air is directly discharged to the outside air, operators are easy to scald, the fresh air is continuously heated, and electric energy is wasted.

Disclosure of Invention

The aim of the embodiment of the application is to provide a drying device and cleaning equipment, solve drying device when drying sapphire glass, the stoving effect is inhomogeneous, and the hot-blast direct exhaust outside air that the stoving was used moreover is in, not only scalds operating personnel easily, still needs continuous heating new trend, extravagant technical problem of electric energy.

In order to solve the technical problems, the embodiment of the application provides the following technical scheme:

the first aspect of the present application provides a drying device, comprising: the storage part is provided with a containing space for containing the to-be-dried piece

The filtering part is arranged at the top of the storage part, the shape and the size of the bottom of the filtering part are matched with the top of the accommodating space, the filtering part is provided with a plurality of air outlets which are uniformly arranged at intervals, and the filtering part is communicated with the accommodating space through the air outlets;

a heating part for heating the drying wind;

the power part is provided with an air suction pipe and an exhaust pipe, the exhaust pipe is communicated with the heating part, and the power part is used for driving drying air;

the two ends of the air inlet pipeline are respectively communicated with the heating part and the filtering part; and

and two ends of the return air pipeline are respectively communicated with the bottom of the accommodating space and the air suction pipe.

In some modified embodiments of the present application, the air intake pipe has a plurality of bellows, one end of the plurality of bellows is communicated with the heating portion, and the other end is communicated with the top of the filtering portion at uniform intervals.

In some modified embodiments of the present application, the filtering section includes:

the top of the sealing shell is communicated with the air inlet pipeline, and the bottom of the sealing shell is communicated with the storage part; and

the filter piece is arranged in the sealing shell and is used for filtering the drying air sent by the air inlet pipeline.

In some modified embodiments of the present application, the inside of the seal housing has a retaining plate looped around the inner wall of the seal housing, and the filter is placed on the top side of the retaining plate;

the top of the seal housing has a removable top cover.

In some variations of the present application, the side of the seal housing has an insertion slot through which the filter is removably attached to the seal housing.

In some modified embodiments of the present application, a side portion of the storage portion is provided with a sealing door, the sealing door including: the two door plates are oppositely arranged and the driving mechanism can drive the two door plates to be close to or far away from each other.

In some variant embodiments of the present application, the two door panels are provided with a seal on each side thereof that is adjacent to each other.

In some variations of the present application, the wide mouth end of the wide mouth mask communicates with the return air line and the wide mouth end of the wide mouth mask communicates with the receiving space.

In some variations of the present application, the filter is disposed in the return line.

A second aspect of the present application provides a cleaning apparatus comprising: cleaning equipment body and the aforesaid drying device.

Compared with the prior art, the first aspect of the application provides a drying device, can provide air for the heating portion through power portion, and the heating portion heats the temperature rise to the air and forms the stoving wind, and the stoving wind rethread filter portion filters the back and enters into the storage portion, waits to dry the spare in the accommodation space, makes waiting to dry the spare rapid draing. Compared with the prior art, the bottom shape and the size of the filter unit provided by the application are matched with the top of the accommodating space, and the air outlets at the bottom of the filter unit are uniformly arranged at intervals, so that the filtered drying air can uniformly enter the accommodating space, the drying air can be received by all parts to be dried in the accommodating space, the device can uniformly dry the multiple parts to be dried, the drying efficiency is ensured, the return air pipeline can recover the drying air which is dried once in the accommodating space, operators can be prevented from being scalded when the drying air with a certain temperature is directly discharged to the outside air, and the drying air with waste heat in the accommodating space is discharged into the heating unit again, so that the heating unit can heat the air to be heated to form the drying air with a certain amount of heat when the drying air with a preset temperature is heated, a part of electric energy and time can be saved, and the drying cost is reduced.

This application second aspect provides a cleaning equipment, after accomplishing sapphire glass's washing, can dry through drying device quick even, makes sapphire glass can enter into next machining process rapidly, improves work efficiency, and drying device can retrieve the stoving wind, reduces energy consumption, can effectively reduce manufacturing cost.

Drawings

The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. Several embodiments of the present application are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings, in which like reference numerals refer to similar or corresponding parts and in which:

FIG. 1 is a schematic diagram of a structure disclosed in an embodiment of the present application;

FIG. 2 is a schematic view of a structure from another perspective in accordance with an embodiment of the present application;

FIG. 3 is a schematic view of a filter unit according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of a filter element according to an embodiment of the present disclosure from another perspective;

fig. 5 is a schematic view of a sealing door according to an embodiment of the present disclosure.

Reference numerals illustrate: 1. a storage part; 2. a filtering part; 21. a seal housing; 22. a filter; 3. a heating section; 4. a power section; 41. an air suction pipe; 5. an air inlet pipeline; 51. a bellows; 6. an air return pipeline; 7. a retaining plate; 8. sealing the door; 81. a door panel; 82. a driving mechanism; 9. a wide-range mask; 10. and (3) a filter.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs.

Example 1

Referring to fig. 1 to 5, a first embodiment of the present utility model provides a drying apparatus, which includes: the storage part 1, the storage part 1 is provided with a containing space for placing the to-be-dried piece

The filtering part 2 is arranged at the top of the storage part 1, the shape and the size of the bottom of the filtering part 2 are matched with the top of the accommodating space, the filtering part 2 is provided with a plurality of air outlets which are uniformly arranged at intervals, and the filtering part 2 is communicated with the accommodating space through the air outlets;

a heating unit 3, wherein the heating unit 3 is used for heating the drying air;

the power part 4 is provided with an air suction pipe 41 and an exhaust pipe, the exhaust pipe is communicated with the heating part 3, and the power part 4 is used for driving drying air;

the two ends of the air inlet pipeline 5 are respectively communicated with the heating part 3 and the filtering part 2; and

and the two ends of the return air pipeline 6 are respectively communicated with the bottom of the accommodating space and the air suction pipe 41.

Specifically, storage portion 1 can be a rectangle box, and the inside of storage portion 1 has the accommodation space, and the accommodation space can be placed a plurality of pieces of waiting to dry, and the piece of waiting to dry can be the sapphire glass that has accomplished the washing, waits to dry, can set up a plurality of I shape supports in the accommodation space, perhaps set up a support net, will wait to dry to place on support or support net, can make to wait to dry the piece under the effect of stoving wind and dry rapidly, takes out surface moisture, avoids waiting that the dryer has the side to come into contact with storage portion 1 laminating, can't contact stoving wind, influences the stoving wind and treats the stoving effect of stoving piece.

The filter part 2 is arranged at the top of the storage part 1, the filter part 2 can be supported by an external bracket, then the storage part 1 can be detachably connected to the bottom of the filter part 2, the bottom of the filter part 2 can discharge filtered drying air, the shape and the size of the bottom of the filter part 2 are the same as those of the storage space of the storage part 1, air outlets uniformly spaced at intervals at the bottom of the filter part 2 can enable the drying air which is filtered in the filter part 2 to enter the storage space completely smoothly, and as the air outlets are uniformly spaced at intervals, the drying air can spread over the top of the storage space, the drying air can dry the drying parts to be dried in the storage space in an area which is matched with the storage space, the drying air can uniformly flow in the storage space instead of entering the storage space from a point at the top of the storage space, the uniform drying air can uniformly dehydrate the drying parts to be dried in all places in the storage space, the drying parts to be dried uniformly, the drying air cannot be uniformly distributed over the top of the storage space, and the drying efficiency is prevented from being affected by the drying air, and the drying efficiency is prevented from being dehydrated.

The heating part 3 can be a heater, the heater can be electrically driven to heat and be connected with an external power supply, and air at normal temperature enters the heater and can reach the required temperature under the action of the heater to become drying air, so that a piece to be dried is dried.

The power part 4 can be a fan, the fan is provided with an air suction pipe 41 for sucking air and an exhaust pipe for exhausting air, the exhaust pipe is communicated with the heating part 3, the fan can suck air into the fan, the air is exhausted into the heating part 3 through the exhaust pipe, the air can continuously enter the heating part 3, the air is heated through the heating part 3, and then the heated drying air enters the next component under the extrusion of the air newly exhausted into the heating part 3 by the fan.

The air inlet pipeline 5 communicates the heating part 3 with the filtering part 2, the air return pipeline 6 communicates the accommodating space with the air suction pipe 41 of the power part 4, the air inlet pipeline 5 and the air return pipeline 6 can be pipe fittings with high temperature resistance, can be corrugated hoses, are more convenient for pipeline arrangement, and the air return pipeline 6 communicates the accommodating space with the air suction pipe 41 from the bottom of the storage part 1, so that the drying air for drying the workpiece to be dried in the accommodating space can flow back into the power part 4 from the air suction pipeline 6 directly, the drying air still with a part of waste heat can be recovered, the drying air with a large amount of heat can be prevented from being directly discharged into the outside air, surrounding personnel can be easily scalded, the working environment of surrounding personnel can be influenced, the temperature of the working environment is increased, the heating part 3 can not be heated from the environment temperature, but from the recovered drying air with a certain heat degree, a large amount of heat energy can be saved, and the drying cost is reduced.

The drying air has a certain temperature and is used for drying the air of the to-be-dried workpiece.

According to the above-mentioned embodiments of the present utility model, the power unit 4 is used to provide air for the heating unit 3, and the heating unit 3 heats the air to form drying air, and the drying air is filtered by the filtering unit 2 and then enters the storage unit 1 to dry the to-be-dried workpiece in the accommodating space, so that the to-be-dried workpiece is quickly dried. Compared with the prior art, the bottom shape and the top adaptation of size and accommodation space of filter unit 2 that this application provided, and a plurality of air outlets of filter unit 2 bottom even interval arrangement, can make the stoving wind after filtering can be even enter into the accommodation space, make the piece of waiting to dry everywhere in the accommodation space all receive the stoving wind, make a plurality of stoving pieces of waiting that this device can be even dry, guarantee drying efficiency, return air line 6 can retrieve the stoving wind of accomplishing the stoving in the accommodation space, not only can avoid having the stoving wind of certain temperature directly to burn operating personnel when discharging outside air, still can be with the stoving wind of having the waste heat in the accommodation space and discharge into heating portion 3 again, when making the stoving wind of heating portion 3 to the air heating formation predetermined temperature, the air itself of waiting to heat has certain heat, can save a part electric energy and time, reduce stoving cost.

In some embodiments and referring to fig. 1 to 5, in an embodiment, the air intake pipe 5 has a plurality of bellows 51, and one end of the plurality of bellows 51 is communicated with the heating part 3, and the other end is communicated with the top of the filtering part 2 at uniform intervals.

Specifically, the air inlet pipeline 5 may include a plurality of bellows 51, the bellows 51 has good heat resistance, and can also bend to a certain extent, the air inlet end of each bellows 51 is communicated with the air outlet of the heating portion 3, the air outlet end of each bellows 51 is uniformly spaced at the top of the filtering portion 2 and is communicated with the filtering portion 2, the heating portion 3 can be heated, the drying air reaching the preset temperature is uniformly fed into the top of the filtering portion 2, the filtering portion 2 can better filter the drying air, the drying air entering the filtering portion 2 is prevented from concentrating at one point, the filtering piece 22 corresponding to the one point in the filtering portion 2 is blocked, other areas still have far short service life, the bottom of the filtering portion 2 is more uniform in air discharging, and the air to be dried in each place in the accommodating space is uniform.

In some embodiments, referring to fig. 1 to 5, in a specific implementation, the filtering portion 2 includes:

the top of the sealing shell 21 is communicated with the air inlet pipeline 5, and the bottom of the sealing shell 21 is communicated with the storage part 1; and

and a filter member 22, the filter member 22 being disposed in the sealed housing 21, the filter member 22 being for filtering the drying air introduced from the air inlet duct 5.

Specifically, the seal housing 21 may be a housing made of heat insulation material, the seal housing 21 may be a rectangular housing, the bottom of the seal housing 21 may be the same as the top of the storage portion 1, the filter element 22 may be a rectangular filter element, the filter element 22 is disposed in the seal housing 21, and the interior of the seal housing 21 is divided into an upper portion and a lower portion, and the drying air entering from the upper portion of the seal housing 21 passes through the filter element 22 and then can remove moisture and fine particles in the air under the action of the filter element 22, so that the lower portion of the seal housing 21 is dried and cleaned by the drying air entering into the accommodating space, thereby avoiding pollution to the to-be-dried piece in the accommodating space.

In some embodiments, with reference to fig. 1 to 5, in a specific implementation, the inside of the seal housing 21 has a retaining plate 7 looped around the inner wall of the seal housing 21, and the filter element 22 is placed on the top side of the retaining plate 7;

the top of the seal housing 21 has a removable top cover.

Specifically, the inner wall of the sealing shell 21 can be fixedly provided with a circle of retaining plates 7, the retaining plates 7 can be strip-shaped bodies which are arranged around the inner wall, a plurality of blocks which are arranged at the same height at intervals can be arranged, the periphery of the filter element 22 can be provided with a circle of rigid fixing frame, and a top cover at the top of the sealing shell 21 can be hinged with the side wall of the sealing shell 21 or can be a detachable sealing cover body which is held by a cover and fixed by a bolt; when the filter element 22 is assembled, the sealing shell 21 is placed forwards, the top cover can be opened, then the filter element 22 is placed on the retaining plate 7, the retaining plate 7 supports the filter element 22 through the fixing frame of the filter element 22, the wind direction of drying wind in the sealing shell 21 is blown from the top to the bottom of the sealing shell 21, the filter element 22 can be tightly attached to the retaining plate 7, the filter element 22 is prevented from being separated, and the top cover can be opened to directly pick up the filter element 22 when the filter element 22 is disassembled; the filter element 22 can be conveniently replaced, so that an operator can quickly change the filter element 22 after the filter element 22 reaches the service life, the maintenance time is reduced, and the production efficiency is improved.

In some embodiments, referring to fig. 1 to 5, in an embodiment, a side portion of the seal housing 21 has an insertion groove, and the filter 22 is detachably coupled to the seal housing 21 through the insertion groove.

Specifically, the sealing shell 21 may further be provided with an insertion groove on a side portion, the shape of the insertion groove is adapted to the side portion of the filter element 22, so that the filter element 22 may slide in the insertion groove, the filter element 22 may be detachably connected with the sealing shell 21 through the insertion groove, and after the filter element 22 is completely inserted into the sealing shell 21, the sealing shell 21 may be divided into an upper half portion and a lower half portion to achieve a filtering function, and a sealing plate may be further provided on a side of the filter element 22 facing away from the sealing shell 21, after the filter element 22 is inserted into the sealing shell 21, the sealing plate seals with the insertion groove, so as to avoid air leakage of the sealing shell 21 through the insertion groove; the filter element 22 is in plug-in fit with the seal shell 21 through the insertion groove, so that detachable connection is realized, the maintenance and replacement process of the filter element 22 is simpler and faster, the maintenance time required for replacing the filter element 22 can be reduced, and the production efficiency is improved.

In some embodiments, referring to fig. 1 to 5, in a specific implementation, the side of the storage part 1 is provided with a sealing door 8, the sealing door 8 comprising: two oppositely arranged door panels 81 and a driving mechanism 82, the driving mechanism 82 being capable of driving the two door panels 81 towards each other or away from each other.

Specifically, the storage part 1 can be placed and pick up the piece of waiting to dry through sealing door 8, sealing door 8 includes two door plant 81 and a actuating mechanism 82, actuating mechanism 82 can be hydraulic drive mechanism 82, can drive two door plant 81 and keep away from each other or be close to each other, the lateral part of storage part 1 is provided with the breach corresponding sealing door 8 door plant 81 position, be close to each other at two door plant 81 until after laminating, can with this breach adaptation, with the breach shutoff, avoid sealing shell 21 gas leakage, keep away from each other at two door plant 81, until after opening completely, can expose the breach, the size of breach can with the support adaptation of placing the piece of waiting to dry, make the operating personnel can be outside more comfortable will wait to dry after the piece of waiting to dry is placed on the support, direct transport support will a plurality of pieces of waiting to dry together place in sealing shell 21.

In some embodiments, referring to fig. 1-5, in implementations, both door panels 81 are provided with seals on sides that are adjacent to each other.

Specifically, the sealing member can be a strip-shaped body made of rubber material, also can be a sponge that is matched with the side part of the door plate 81, when two door plates 81 are close to each other and are attached to each other, the sealing member on one door plate 81 can be embedded into the other door plate 81, the sealing effect after the two door plates 81 are closed is guaranteed, the sealing door 8 is prevented from being leaked, the drying effect is influenced, the drying wind with waste heat is prevented from leaking, the drying wind is prevented from being recovered, and the heating resource is wasted.

In some embodiments, referring to fig. 1 to 5, in the implementation, the method further includes: the wide-mouth cover 9, the narrow-mouth end of the wide-mouth cover 9 is communicated with the return air pipeline 6, and the wide-mouth end of the wide-mouth cover 9 is communicated with the accommodating space.

Specifically, the wide-mouth cover 9 may be a pipe body with a larger caliber at one end and a smaller caliber at the other end, wherein the larger caliber end of the wide-mouth cover 9 is a wide-mouth end, the wide-mouth end of the wide-mouth cover 9 is arranged at the bottom of the storage part 1 and is communicated with the bottom of the accommodating space, the air flow can be smoother due to the communication at the bottom of the accommodating space, and the narrow-mouth end of the wide-mouth cover 9 is matched with the caliber of the return air pipeline 6 and can be communicated with the return air pipeline 6; the return air pipeline 6 returns the gas in the accommodating space through the wide-range mask 9, so that the gas can flow more smoothly.

In some embodiments, referring to fig. 1 to 5, further comprising: a filter 10, the filter 10 being arranged in the return line 6.

Specifically, the filter 10 may be a small filter tank, and the filter 10 may perform primary filtration on the air recovered into the return air pipeline 6 to remove oil dirt, impurities, moisture and the like in the air, so as to avoid a large amount of dirt from entering the power portion 4 and the heating portion 3, damage the power portion 4 and the heating portion 3, and affect the service lives of the power portion 4 and the heating portion 3.

Example two

Referring to fig. 1 to 5, a second embodiment of the present application proposes a cleaning apparatus, including: cleaning equipment body and the aforesaid drying device.

Specifically, cleaning equipment includes cleaning equipment body and drying device, and cleaning equipment body can wash sapphire glass, after accomplishing the cleaning operation, can place sapphire glass in the drying device, can dry through drying device is quick even, makes sapphire glass can enter into next machining process rapidly, improves work efficiency, and drying device can retrieve the stoving wind, reduces energy consumption, can effectively reduce manufacturing cost.

It should be noted that, in the description of the present specification, the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model; the terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. A drying apparatus, comprising:

the storage part (1), the storage part (1) is provided with a containing space, and the containing space is used for placing a piece to be dried

The filtering part (2) is arranged at the top of the storage part (1), the shape and the size of the bottom of the filtering part (2) are matched with the top of the accommodating space, the filtering part (2) is provided with a plurality of air outlets which are uniformly arranged at intervals, and the filtering part (2) is communicated with the accommodating space through the air outlets;

a heating unit (3), wherein the heating unit (3) is used for heating the drying air;

a power part (4), wherein the power part (4) is provided with an air suction pipe (41) and an exhaust pipe, the exhaust pipe is communicated with the heating part (3), and the power part (4) is used for driving the drying air;

the two ends of the air inlet pipeline (5) are respectively communicated with the heating part (3) and the filtering part (2); and

and two ends of the return air pipeline (6) are respectively communicated with the bottom of the accommodating space and the air suction pipe (41).

2. The drying apparatus according to claim 1, wherein,

the air inlet pipeline (5) is provided with a plurality of corrugated pipes (51), one ends of the corrugated pipes (51) are communicated with the heating part (3), and the other ends of the corrugated pipes are communicated with the top of the filtering part (2) at equal intervals.

3. The drying apparatus according to claim 1, wherein,

the filter unit (2) comprises:

the top of the sealing shell (21) is communicated with the air inlet pipeline (5), and the bottom of the sealing shell (21) is communicated with the storage part (1); and

the filter (22) is arranged in the sealed shell (21), and the filter (22) is used for filtering the drying air sent by the air inlet pipeline (5).

4. A drying apparatus as claimed in claim 3, wherein,

the inside of the sealing shell (21) is provided with a retaining plate (7) which is annularly arranged on the inner wall of the sealing shell (21), and the filter element (22) is arranged on the top side of the retaining plate (7);

the top of the sealing shell (21) is provided with a detachable top cover.

5. A drying apparatus as claimed in claim 3, wherein,

the side of the seal housing (21) is provided with an insertion groove, and the filter (22) is detachably connected with the seal housing (21) through the insertion groove.

6. The drying apparatus according to claim 1, wherein,

the lateral part of storage portion (1) is provided with sealing door (8), sealing door (8) include: two oppositely arranged door panels (81) and a driving mechanism (82), wherein the driving mechanism (82) can drive the two door panels (81) to be close to each other or far away from each other.

7. The drying apparatus according to claim 6, wherein,

and sealing elements are arranged on one sides of the two door plates (81) close to each other.

8. The drying apparatus according to claim 1, further comprising:

wide-mouth cover (9), wide-mouth cover (9) narrow-mouth end with return air pipeline (6) intercommunication, wide-mouth cover (9) wide-mouth end with accommodation space intercommunication.

9. The drying apparatus according to claim 1, further comprising:

-a filter (10), said filter (10) being arranged in said return line (6).

10. A cleaning apparatus, comprising:

a cleaning apparatus body and a drying device according to any one of claims 1 to 9.