CN218246342U - Electrical apparatus selling storage device capable of adjusting capacity in sliding mode and utilizing adjustment gas - Google Patents

Abstract

The utility model relates to a strorage device that electric appliance sold usefulness, specifically speaking relates to a slidingtype adjusting capacity and to exchanging the electric appliance that the gas body utilized and sell and use strorage device. It includes the support body, the inboard of support body is separated for two alcoves through the wall that sets up, and set up support piece in two alcoves, support piece's both sides all are provided with the pressure gas spare, and form the middle part between the pressure gas spare at middle part and the support piece and place the cavity, it places the cavity to form the bottom between the pressure gas spare of bottom and the support body, adjacent support piece with compress gas and form middle part compression cavity between the piece, form top compression cavity between the pressure gas spare at top and the alcove, and the blast pipe is installed to the inboard of middle part compression cavity and top compression cavity, the tip of blast pipe all rotates and is provided with the piece of breathing freely. The gas in the middle part compression chamber or the top compression chamber is upwards compressed through the gas pressing piece, the gas in the corresponding middle part placing chamber and the bottom placing chamber is exchanged with the outside, and the middle part placing chamber and the bottom placing chamber are prevented from being wet.

Description

Electrical apparatus selling storage device capable of adjusting capacity in sliding mode and utilizing adjustment gas

Technical Field

The utility model relates to a strorage device that electric appliance sold usefulness, specifically speaking relates to a slidingtype adjusting capacity and to exchanging the electric appliance that the gas body utilized and sell and use strorage device.

Background

The storage device is used for storing and placing articles, wherein electric appliances sold in a market are usually placed in the storage device for protection and storage, the storage racks are placed in a warehouse for stacking, and a large number of storage racks are in fit sealing;

the storage racks used in the market at present are fixed structures with a plurality of chambers, and the capacity and space of the chambers in the storage racks cannot be changed, so that the storage racks cannot be matched with the size of an electric appliance for placement;

moreover, when the electric appliance is located in the storage rack for a long time and the storage rack is placed in the warehouse, the electric appliance is located in the storage rack cavity for sealing, the storage racks are attached and stacked, the storage racks cannot be opened, the space of the storage rack where the electric appliance is located is wet, and the quality of the electric appliance can be affected and damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a capacity is adjusted and the electrical apparatus that the gas body utilized is sold and is used strorage device to slidingtype to solve the problem that proposes in the above-mentioned background art.

For realizing above-mentioned purpose, the utility model aims to provide a slidingtype is adjusted capacity and is exchanged electrical apparatus for sale strorage device that gas body utilized, comprising a frame body, the inboard of support body is separated for two alcoves through the wall that sets up, and all is provided with a plurality of support piece in two alcoves, support piece's both sides all slide and are provided with the piece of calming the anger, calm the anger to transmit through drive assembly, and form the middle part between the piece of calming the anger at middle part and the support piece and place the cavity, form the bottom between the piece of calming the anger of bottom and the support body and place the cavity, adjacent support piece with calm the anger and form middle part compression cavity between the piece, form top compression cavity between the piece of calming the anger at top and the alcoves, and the blast pipe is all installed, every to the inboard of middle part compression cavity and top compression cavity the tip of blast pipe all rotates and is provided with the piece of breathing a breath, the piece is including being used for guiding the middle part to place the cavity and the bottom and place the scavenger fan of the conversion of gas in the cavity.

As a further improvement of the technical scheme, the frame body is provided with a plurality of concave cavities which are respectively positioned under the ventilating fan, each concave cavity is clamped with a sealing plate, and the ventilating piece further comprises a shielding ring arranged on the side surface of the ventilating fan and fixedly installed on the frame body.

As a further improvement of the technical scheme, the axes of the ventilating fan and the shielding ring are provided with connecting cavities, rotating shafts are arranged in the connecting cavities in a sliding mode, and protrusions are arranged on the surfaces of the rotating shafts and can slide outwards along the connecting cavities of the ventilating fan.

As a further improvement of the technical scheme, the supporting piece comprises a supporting plate for supporting the electric appliance, positioning plates are symmetrically arranged on the supporting plate, first springs are symmetrically arranged on the side faces of the positioning plates and are fixedly connected with the concave chamber, and the electric appliance placed between the positioning plates forms clamping force.

As a further improvement of the technical scheme, a dust guide opening is formed in the inner side of the first spring, and one end of the dust guide opening is connected with the concave chamber.

As a further improvement of the technical scheme, the air pressing piece comprises an air pressing plate which is arranged in the concave chamber in a sliding mode, and the air pressing plate is driven by the driving assembly.

As a further improvement of the technical scheme, the two sides of the air compression plate are respectively provided with a sliding block, the inner wall of the concave chamber is provided with a sliding way, and the sliding blocks are arranged in the sliding ways in a sliding way.

As a further improvement of the technical scheme, the bottom surfaces of the air compression plates are provided with cavities, dust guide plates are hinged in the cavities and are used for contacting the tops of the electric appliances or contacting the surfaces of the supporting plates when the dust guide plates are in a horizontal or inclined state.

As a further improvement of the technical scheme, the surface edge of the supporting plate is provided with a dust guide port, the surface edge of the air compression plate is provided with a dust collection bin, and when the dust collection bin is close to the dust guide port, the dust collection bin receives falling dust from the dust guide port and limits the movable distance of the air compression plate through the dust collection bin.

As a further improvement of the technical scheme, an air sealing block is hinged in one end of the exhaust pipe and is connected with the exhaust pipe through a second spring.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the storage device for selling the electric appliances, which can adjust the capacity in a sliding manner and utilize the adjusting gas, the air pressing piece moves upwards and is far away from the supporting piece, so that the volume of a middle placing cavity or a bottom placing cavity between the supporting piece and the air pressing piece is enlarged, and the storage device is beneficial to placing the electric appliances with different sizes; the gas in upwards compressing middle part compression chamber or top compression chamber through the air compression piece, gaseous blast pipe drive scavenger fan that passes through rotates, corresponds the middle part and places the cavity and place the gaseous and external exchange in the cavity of bottom placement for the middle part is placed the cavity and is placed the gaseous exchange rate in the cavity bottom placement cavity, avoids the middle part to place the cavity and place comparatively moist in the cavity bottom placement cavity.

2. In the storing device for selling electric appliances, which adjusts the volume in a sliding manner and utilizes the adjusting gas, through the downward movement of the gas pressing piece, the volume gas in the middle compression chamber and the top compression chamber is also enlarged, so that the ventilation efficiency of the ventilation fan is further extended, and the problem that the ventilation cannot be realized when the arrangement sequence of the frame bodies is in front-back fit is solved; and through calming anger the piece and along the antecedent downstream in the alcove, calm anger the piece and still can carry out the location contact to the top of electrical apparatus, guarantee that the electrical apparatus is initially lieing in the middle part and places the cavity and the bottom places the cavity internal stability.

3. In the storing device for selling the electric appliances, which adjusts the capacity in a sliding manner and utilizes the adjusting gas, when the air compression plate is in a transverse horizontal state, the dust guide plate is in contact with the electric appliances to form buffer positioning, so that the electric appliances are prevented from being damaged due to overlarge pressure; when the dust guide plate is in an inclined state, the air compression plate moves downwards, the dust guide plate pushes and rubs on the surface of the supporting plate, and dust on the surface of the supporting plate is removed without manual cleaning.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the frame body structure of the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 2;

FIG. 4 is an exploded view of the structure of the air exchange member of the present invention;

fig. 5 is an enlarged view of the structure at B in fig. 4;

FIG. 6 is a schematic structural view of the supporting member of the present invention;

fig. 7 is a schematic structural view of the air compressing member of the present invention;

fig. 8 is a schematic structural view of the dust guide plate of the present invention;

FIG. 9 is a sectional view of the exhaust pipe structure of the present invention;

fig. 10 is a schematic view illustrating the movement and flow direction of the gas and the supporting member according to the present invention.

The various reference numbers in the figures mean:

1. a frame body; 11. a concave cavity; 12. a sealing plate; 101. a middle placing chamber; 102. a bottom placement chamber;

2. a support member; 21. a support plate; 22. positioning a plate; 23. a first spring; 24. a dust guide port; 201. a middle compression chamber; 202. a top compression chamber;

3. a gas pressing member; 31. a gas pressing plate; 311. a cavity; 32. a screw rod; 33. a slider; 34. a dust collecting bin; 35. a dust guide plate;

4. an exhaust pipe; 41. sealing the air block; 42. a second spring;

5. a ventilation member; 51. a ventilation fan; 511. a connecting cavity; 52. a shield ring; 53. a rotating shaft; 531. a protrusion;

6. a door panel is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a slidingtype capacity regulation and to selling strorage device of using of electrical apparatus of adjusting the gas utilization the utility model discloses in place the volume change that cavity 102 and bottom placed cavity 102 through the bottom, come the adaptation to place in not unidimensional electrical apparatus to compressed gas discharges and places cavity 102 and bottom and place the cavity 102 inboard condition of reducing humidity of taking a breath to the bottom when placing cavity 102 and bottom and placing cavity 102's volume change through the bottom, reduce electrical apparatus and place humidity under the environment of dark, reduce electrical apparatus and cause the damage because of the humidity, as follows to the structure that describes in the aforesaid and further analysis explanation of effect:

example 1

Referring to fig. 1, 2 and 10, the embodiment provides a storage device for selling electric appliances, which is of a sliding type and capable of adjusting capacity and utilizing a control gas, and includes a frame body 1, in order to separate a space in the frame body 1, so as to separate a plurality of electric appliances in the frame body 1 and avoid mixed extrusion damage of the electric appliances, the inner side of the frame body 1 is separated into two concave chambers by a partition, and a plurality of support members 2 are arranged in the two concave chambers, gas pressing members 3 are slidably arranged on both sides of the support members 2, the gas pressing members 3 are driven by a driving assembly, a middle placing chamber 101 is formed between the gas pressing member 3 in the middle and the support member 2, a bottom placing chamber 102 is formed between the gas pressing member 3 in the bottom and the frame body 1, a middle compressing chamber 201 is formed between the adjacent support member 2 and the gas pressing member 3, and a top compressing chamber 202 is formed between the gas pressing member 3 in the top and the concave chamber, and the exhaust pipes 4 are installed on the inner sides of the middle compression chamber 201 and the top compression chamber 202, the end of each exhaust pipe 4 is rotatably provided with a ventilation part 5, each ventilation part 5 comprises a ventilation fan 51 for guiding the gas in the middle placing chamber 101 and the bottom placing chamber 102 to be converted, the support part 2 is fixedly installed between the concave chambers, the electric appliances are placed through the middle placing chamber 101 and the bottom placing chamber 102 and are fixedly contacted with the support part 2, the outer edge of each concave chamber is hinged with the door panel 6 to be sealed, a gap formed between the door panel 6 and the concave chamber due to the hinging can be sealed through the rubber pad, the door panel 6 is sealed to ensure that the compressed gas of the gas pressing part 3 is discharged through the exhaust pipes 4 and ensure that the electric appliances cannot fall to the outside, and further, when the gas pressing part 3 moves upwards, the gas pressing part 3 is far away from the support part 2, so that the volume of the middle placing chamber 101 or the bottom placing chamber 102 between the support part 2 and the gas pressing part 3 is enlarged, the placement of electrical appliances with different sizes is facilitated;

when the whole device is wet in a dark environment, in order to form air circulation of the frame body 1, the air pressing piece 3 is driven in the concave chamber through the driving assembly, so that the air pressing piece 3 moves upwards to press the air in the middle compression chamber 201 or the top compression chamber 202 at the corresponding position (the moving direction of the air pressing piece 3 is shown as a direction mark a in fig. 10), the air is discharged through the exhaust pipe 4 in a circulating manner (the flowing direction of the discharged air is shown as a direction mark b), and the air exchange fan 51 is driven by the air discharged from the end part of the exhaust pipe 4, so that the air exchange fan 51 rotates in the corresponding middle placing chamber 101 and bottom placing chamber 102, the air in the corresponding middle placing chamber 101 and bottom placing chamber 102 is exchanged with the outside, the exchange rate of the air in the middle placing chamber 101 and bottom placing chamber 102 is increased, and the middle placing chamber 101 and bottom placing chamber 102 are prevented from being wet; when the air compressing member 3 moves downwards in the concave chamber, when the air compressing member 3 moves downwards after passing through the position of the ventilating fan 51, air can be sucked through the middle compression chamber 201 and the top compression chamber 202, at the moment, the volume air in the middle compression chamber 201 and the top compression chamber 202 is enlarged, and when the air compressing member 3 presses the middle compression chamber 201 and the top compression chamber 202 upwards subsequently, the air exchange efficiency of the ventilating fan 51 is further extended, and the problem that air cannot be exchanged when the arrangement sequence of the frame bodies 1 is front-back lamination is solved; then, considering that the ventilator 51 does not need to be in a rotating ventilation state all the time, the ventilator 51 is not driven by the electric control element, and when the power is off, the ventilator 51 can be manually rotated to ventilate and can be used according to different environments;

secondly, through calming anger piece 3 along the downward motion in the concave chamber, calm anger piece 3 still can carry out the location contact to the top of electrical apparatus, guarantee that the electrical apparatus is stable in the initial middle part that is located places cavity 101 and bottom and places cavity 102.

Example 2

Referring to fig. 3 to 5, considering that the outer sidewall of the ventilator 51 is close to the outside, and a dust and foreign matter may adhere to the side surface of the ventilator 51 during the use process of the ventilator 51, which affects the rotation efficiency, the frame 1 is provided with a plurality of cavities 11, the cavities 11 are respectively located right below the ventilator 51, each cavity 11 is clamped with a sealing plate 12, the ventilator 5 further includes a shielding ring 52 disposed on the side surface of the ventilator 51, the shielding ring 52 is fixedly mounted on the frame 1, a gap exists between the side surface of the ventilator 51 and the shielding ring 52, if a dust and foreign matter adheres to the outer side surface of the ventilator 51, the ventilator 51 rotates the foreign matter to contact and rub with the shielding ring 52 and drops to the inner side of the cavity 11, thereby preventing the rotation efficiency of the ventilator 51 from being greatly affected, and the foreign matter can be removed from the cavity 11 by opening the sealing plate 12.

Considering that the ventilation fan 51 is not convenient and fast to rotate manually under the condition of no power supply, the connection cavity 511 is formed in the axes of the ventilation fan 51 and the shielding ring 52, the rotating shaft 53 is arranged in the connection cavity 511 in a sliding manner, the surface of the rotating shaft 53 is provided with the protrusion 531, the protrusion 531 can slide outwards along the connection cavity 511 of the ventilation fan 51 and is pulled out along the connection cavity 511 through the rotating shaft 53, the protrusion 531 slides for a certain distance along the connection cavity 511 of the ventilation fan 51, and the protrusion 531 is blocked by the connection cavity 511 of the shielding ring 52, so that the protrusion 531 cannot be separated from the inside of the ventilation fan 51, and at this time, the position where the rotating shaft 53 extends out rotates, so that the ventilation fan 51 can be driven to rotate for ventilation, and the ventilation fan is convenient and fast.

Example 3

Please refer to fig. 6, in order to further analyze and explain the supporting member 2, which is beneficial for exact implementation of personnel, the supporting member 2 includes a supporting plate 21 for supporting an electrical appliance, the electrical appliance can be placed on the supporting plate 21, positioning plates 22 are symmetrically disposed on the supporting plate 21, first springs 23 are symmetrically mounted on the side surfaces of the positioning plates 22, the first springs 23 are fixedly connected to the concave chamber, the positioning plates 22 form a clamping force for the electrical appliance placed between the positioning plates 22, so as to ensure that the electrical appliance inside the frame body 1 does not shake during transportation of personnel, and the positioning plates 22 and the first springs 23 are also disposed on the inner side of the bottom placing chamber 102, under the elastic connection of the first springs 23, the positioning plates 22 form an elastic clamping and positioning for the electrical appliance between the positioning plates, so as to ensure stable support of the electrical appliance, and the first springs 23 are of an elastic structure, and will not cause damage to the electrical appliance due to an excessive clamping force.

Wherein, the inner side of the first spring 23 is provided with a dust guide port 24, one end of the dust guide port 24 is connected with the concave chamber, and the dust guide port 24 limits the motion direction of the first spring 23 for expansion, so that the positioning plate 22 can be relatively attached to the positioning of the electric appliance.

Example 4

Referring to fig. 7, in order to further analyze the air compressing member 3, which is beneficial to accurate implementation of personnel, and enable the air compressing member 3 to automatically lift and lower to adjust and move compressed air or change volume, the air compressing member 3 includes an air compressing plate 31 slidably disposed in a concave chamber, the air compressing plate 31 is driven by a driving assembly, the driving assembly includes a lead screw 32 rotatably disposed in the concave chamber, the lead screw 32 is in threaded connection with the air compressing plate 31, the lead screw 32 is driven by a motor, a groove is disposed on an inner side of the concave chamber, the lead screw 32 is rotatably embedded in an end portion of the air compressing plate 31 in the groove, a lead screw nut is embedded in the end portion of the air compressing plate 31 and is in threaded connection with the air compressing plate 31, the air compressing plate 31 can be driven by the motor to lift and lower, so as to position the air compressing plate 31 to an electrical appliance or to compress air, and it is considered that the lead screw 32 occupies a large area if directly disposed in the concave chamber, which affects the space capacity of the middle placing chamber 101 and the bottom placing chamber 102, and it is ensured that the electrical appliance with a large volume can be placed in the middle placing chamber 101 and the bottom placing chamber 102.

Wherein, the both sides of calming anger board 31 all are equipped with slider 33, and the slide has been seted up to the inner wall of alcove, and slider 33 slides and sets up in the slide, and slider 33 is along slide rectilinear motion, can further promote the rising of calming anger board 31, the fortune is stable that falls.

Example 5

Referring to fig. 6, 7 and 8, considering that the movement range of the air compressing plate 31 is too large, the top of the electrical appliance directly contacts the air compressing plate 31 to cause pressure damage, the bottom surface of the air compressing plate 31 is provided with cavities 311, the cavities 311 are hinged with dust guide plates 35, when the dust guide plates 35 are in a horizontal or inclined state, the dust guide plates are used for contacting the top of the electrical appliance or contacting the surface of the supporting plate 21 through the air compressing plate 31 being horizontally located between the cavities 311, the dust guide plates 35 are made of middle and lower rubber materials, the dust guide plates 35 can form buffer positioning when contacting the electrical appliance, so that the electrical appliance damage caused by the excessive pressure is avoided, considering that the electrical appliance is placed on the surface of the supporting plate 21 and attached with dust, when the electrical appliance is moved out of the supporting plate 21, the dust guide plates 35 are tilted and turned over along the cavities 311, and when one end of the dust guide plates 35 contacts the supporting plate 21, the air compressing plate 31 moves downwards, the air compressing plate 31 drives the dust guide plates 35 to push and rub on the surface of the supporting plate 21, so that the dust on the surface of the supporting plate 21 is removed, and manual cleaning is not required.

Considering that dust removed by the dust guide plate 35 can be directly pushed to the outside to affect the environment, the surface edge of the support plate 21 is provided with the dust guide port 24, the surface edge of the air compressing plate 31 is provided with the dust collecting bin 34, when the dust collecting bin 34 is close to the dust guide port 24, the dust collecting bin 34 receives falling dust from the dust guide port 24 and limits the movable distance of the air compressing plate 31, and when the dust guide plate 35 removes the dust from the support plate 21 to be close to the dust guide port 24, the air compressing plate 31 is reversely rotated to enable the dust collecting bin 34 to be located below the dust guide port 24 to receive the dust, so that the dust is prevented from scattering outside to affect the environment; secondly, when dust guide plate 35 is not used for accepting the dust, when dust guide plate 35 is driven to make progress by air compression plate 31, because exhaust pipe 4 is located between middle part compression chamber 201 and top compression chamber 202, and the height dimension of dust guide plate 35 is greater than the internal diameter of exhaust pipe 4, make dust guide plate 35 contact backup pad 21 and restrict air compression plate 31 upward movement, avoid air compression plate 31 to extrude the deformation of exhaust pipe 4 and can't use.

Example 6

As shown in fig. 9, considering that when the exhaust end of the exhaust pipe 4 is not closed, the exhaust efficiency of the exhaust pipe 4 is not affected, and the exhaust end of the exhaust pipe 4 is located on the side of the ventilation fan 51 and is exposed, so that dust is easy to enter, an air sealing block 41 is hinged in one end of the exhaust pipe 4, the air sealing block 41 is connected with the exhaust pipe 4 through a second spring 42, when the gas in the exhaust pipe 4 is discharged outwards, the air sealing block 41 is squeezed to be opened, the gas contacts the ventilation fan 51 to drive the ventilation fan to rotate for ventilation, and the air sealing block 41 is in a half-open state under the elastic pulling force of the second spring 42, at this time, the discharge pressure of the gas is large, the efficiency of the ventilation fan 51 is increased, and when the gas is no longer compressed, the air sealing block 41 elastically seals the exhaust pipe 4, so that dust is prevented from entering the exhaust pipe 4, which not only ensures smooth exhaust of the exhaust pipe 4, but also prevents dust attached to the exhaust pipe 4 from being discharged onto the ventilation fan 51 to affect the rotation efficiency of the ventilation fan 51.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a slidingtype adjusting capacity and to selling strorage device of using of electrical apparatus of adjusting the gas utilization, includes support body (1), its characterized in that: the inner side of the frame body (1) is divided into two concave chambers through a partition arranged, a plurality of supporting pieces (2) are arranged in the two concave chambers, air pressing pieces (3) are arranged on two sides of the supporting pieces (2) in a sliding mode, the air pressing pieces (3) are transmitted through a driving assembly, a middle portion placing cavity (101) is formed between the air pressing pieces (3) in the middle portion and the supporting pieces (2), a bottom placing cavity (102) is formed between the air pressing pieces (3) in the bottom portion and the frame body (1), a middle portion compression cavity (201) is formed between the adjacent supporting pieces (2) and the air pressing pieces (3), a top compression cavity (202) is formed between the air pressing pieces (3) in the top portion and the concave chambers, exhaust pipes (4) are arranged on the inner sides of the middle portion compression cavity (201) and the top compression cavity (202), each exhaust pipe (4) is rotatably provided with an air exchange piece (5) at the end portion, and the air exchange fan (51) used for guiding the middle portion placing cavity (101) and the bottom portion to place gas conversion in the cavity (102) are arranged.

2. The storage device for electric appliance sales, the capacity of which is slidably adjusted and which is used for a control gas, according to claim 1, wherein: the ventilating fan is characterized in that the frame body (1) is provided with a plurality of cavities (11), the cavities (11) are respectively located under the ventilating fan (51), each cavity (11) is clamped with a sealing plate (12), the ventilating piece (5) further comprises a shielding ring (52) arranged on the side face of the ventilating fan (51), and the shielding ring (52) is fixedly mounted on the frame body (1).

3. The storage device for electric appliances for sale, with sliding capacity adjustment and gas exchange according to claim 2, characterized in that: the shaft centers of the ventilating fan (51) and the shielding ring (52) are respectively provided with a connecting cavity (511), a rotating shaft (53) is arranged in the connecting cavity (511) in a sliding mode, a protrusion (531) is arranged on the surface of the rotating shaft (53), and the protrusion (531) can slide outwards along the connecting cavity (511) of the ventilating fan (51).

4. The storage device for electric appliances for sale, with sliding capacity adjustment and gas exchange according to claim 1, characterized in that: support piece (2) are including backup pad (21) that are used for supporting electrical apparatus, symmetry is provided with locating plate (22) on backup pad (21), and first spring (23) are installed to the side symmetry of locating plate (22), first spring (23) and alcove fixed connection, and locating plate (22) form the clamping-force to the electrical apparatus of placing between to.

5. The storage device for electric appliances for sale, with sliding capacity adjustment and gas exchange according to claim 4, characterized in that: a dust guide opening (24) is formed in the inner side of the first spring (23), and one end of the dust guide opening (24) is connected with the concave chamber.

6. The storage device for electric appliance sales, the capacity of which is slidably adjusted and which is used for a control gas, according to claim 1, wherein: the air compression piece (3) comprises an air compression plate (31) which is arranged in the concave chamber in a sliding mode, and the air compression plate (31) is driven by a driving assembly.

7. The storage device for electric appliances for sale, with sliding capacity adjustment and gas exchange according to claim 6, characterized in that: both sides of the air pressing plate (31) are provided with sliding blocks (33), the inner wall of the concave chamber is provided with a slide way, and the sliding blocks (33) are arranged in the slide way in a sliding mode.

8. The storage device for electric appliances for sale, with sliding capacity adjustment and gas exchange according to claim 6, characterized in that: the bottom surface of the air pressing plate (31) is provided with a cavity (311), a dust guide plate (35) is hinged in the cavity (311), and the dust guide plate (35) is used for contacting the top of an electric appliance or the surface of the supporting plate (21) when being in a horizontal or inclined state.

9. The storage device for electric appliance sales, the capacity of which is slidably adjusted and which is used for a control gas, according to claim 8, wherein: lead dirt mouth (24) have been seted up at the surface edge of backup pad (21), the surface edge of calming the anger board (31) sets up gathers dirt storehouse (34), and when gathering dirt storehouse (34) and being close to lead dirt mouth (24), gather dirt storehouse (34) to lead the accepting of dirt mouth (24) dust that drops and gather dirt storehouse (34) restriction calm the anger board (31) movable distance.

10. The storage device for electric appliance sales, the capacity of which is slidably adjusted and which is used for a control gas, according to claim 1, wherein: an air sealing block (41) is hinged in one end of the exhaust pipe (4), and the air sealing block (41) is connected with the exhaust pipe (4) through a second spring (42).

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