CN116845753B

CN116845753B - Distribution box

Info

Publication number: CN116845753B
Application number: CN202311116908.4A
Authority: CN
Inventors: 杨四化; 杨丽化; 肖青松
Original assignee: Zhongshao Electric Co ltd
Current assignee: Zhongshao Electric Co ltd
Priority date: 2023-09-01
Filing date: 2023-09-01
Publication date: 2023-11-07
Anticipated expiration: 2043-09-01
Also published as: CN116845753A

Abstract

The invention relates to the technical field of distribution boxes and discloses a distribution box which comprises a box body, wherein a box door is rotatably arranged on the front side of the box body, a sealing ring is arranged on the front side of the box body, a mounting plate is arranged in the box body, a pair of side plates are symmetrically and fixedly connected to the front side of the mounting plate, a rotating shaft is rotatably arranged between the pair of side plates on the same side, a cover plate is fixedly sleeved outside the rotating shaft, and a plurality of corresponding ventilation openings are formed in the surfaces of the cover plate and the box body. According to the invention, when the external temperature is low, the sealing of the electrical equipment in the box body can be realized, the sealing ring between the box door and the box body is heated by utilizing the heat emitted by the electrical equipment, so that the situation that the box door cannot be opened due to icing at the sealing ring is avoided, and the heat emitted by the electrical equipment can be utilized to reduce the transmission distance of the heat, so that the heat can be more fully transmitted to the sealing ring, and the sealing ring can be heated better.

Description

Distribution box

Technical Field

The invention belongs to the technical field of distribution boxes, and particularly relates to a distribution box.

Background

The distribution box is electric equipment, and the distribution box is assembled with switch equipment, measuring instruments, protection electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to electric wiring requirements to form a low-voltage distribution device, and has the characteristics of small size, simplicity and convenience in installation, special technical performance, fixed position, unique configuration function, no site limitation, relatively common application, stable and reliable operation, high space utilization rate, less occupied area and environmental protection effect. The electric energy can be reasonably distributed, the opening and closing operation of the circuit is convenient, the safety protection level is high, and the conduction state of the circuit can be intuitively displayed.

When the existing distribution box is used outdoors, when the distribution box is in winter, extremely cold weather can appear in a part of areas, the temperature is extremely low, when the distribution box used outdoors is used, a sealing ring can be arranged between a box door and a box body of the distribution box, the situation that the sealing ring part is frozen can appear, when the existing distribution box is used, the situation that the sealing ring part is frozen is encountered, a heating plate or other heating mechanisms are arranged inside the distribution box to heat the periphery of the sealing ring, so that the sealing ring is prevented from being frozen, but the electricity consumption is increased, the temperature inside the distribution box is increased, the use of electric elements inside the distribution box is influenced, the energy conservation and the environmental protection are not facilitated, the heat utilization of the electric elements of the distribution box cannot be achieved, and the sealing ring is prevented from being frozen.

Therefore, it is necessary to invent a power distribution box to solve the above problems.

Disclosure of Invention

In view of the above, the present invention provides a distribution box to solve the above problems set forth in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a block terminal, includes the box, the front side of box rotates installs the chamber door, the front side of box is equipped with the sealing washer, the inside of box is equipped with the mounting panel, the front side symmetry fixedly connected with of mounting panel is a pair of curb plate, and the homonymy a pair of rotate between the curb plate and install the pivot, the outside fixed cover of pivot is equipped with the apron, the surface of apron and box is equipped with a plurality of vents that correspond, the inside of apron is equipped with the slide with a plurality of vents intercommunication, be equipped with the slide in the slide, the outside of slide is equipped with the cross port that corresponds with the vent, the outside of mounting panel is equipped with the drive assembly who is used for driving the slide to rise, the top fixedly connected with support of mounting panel, the bottom symmetry fixedly connected with motor of support, the output shaft bottom and pivot top fixedly connected with of motor, the top of box is equipped with temperature sensor, the inside front side of box is equipped with the cavity, the top and the bottom of apron all are provided with the pipeline that collects heat, pipeline and cavity intercommunication, with cavity, the inside of heat is equipped with the inner wall and the box and the air hole frame that the air hole that corresponds, the air guide frame is connected with.

Further, the drive assembly includes fixed connection at the riser at mounting panel bottom middle part, the front side of riser is through fixed plate symmetry fixedly connected with arc, the one end that the arc is close to the slide is equipped with the cambered surface, the bottom of slide extends to outside the slide, the bottom fixedly connected with ejector pin of slide, the bottom of ejector pin is contradicted with the arc.

Further, the both sides of box all are equipped with the passageway with the vent intercommunication, the slip is provided with the longboard in the passageway, the longboard seted up the long mouth that corresponds with the vent on the surface, the notch has been seted up to the inner wall of box, the bottom fixedly connected with straight-bar of longboard, the straight-bar bottom extends to in the notch, the outside lower part fixedly connected with and straight-bar complex wedge of apron.

Further, the rear side inner wall fixedly connected with a plurality of sleeves of box, telescopic inside is equipped with the slide bar that the cross-section is T shape, the outside cover of slide bar is equipped with the spring, the front end and the mounting panel fixed connection of slide bar, the outside of pivot is equipped with the promotion structure that is used for promoting the mounting panel forward motion.

Further, the pushing structure is specifically set to be a long slat component, the pushing structure is fixedly sleeved outside the rotating shaft, one end of the pushing structure, which is far away from the rotating shaft, is provided with an arc surface, and an included angle between the pushing structure and the cover plate is 90 degrees.

Further, the pipeline is a telescopic rubber pipe.

Furthermore, the inner wall of the flow guiding frame is provided with an inclined plane facing the sealing ring.

Further, the filter screen frame is fixedly installed on two sides of the box body, a filter screen is arranged in the filter screen frame, and the positions of the filter screen correspond to the positions of the plurality of ventilation openings.

Further, one of them still be provided with miniature air pump at the top of the pipeline of apron bottom, and the air vent has still been seted up at the top of this apron, miniature air pump one side is provided with miniature battery, be connected through the remote switch electricity between miniature air pump and the miniature battery, the internal diameter size from the top down of air vent increases in proper order and sets up, the top slides in the air vent is provided with assorted air vent seal, the bottom of air vent is provided with the filter plate, filter plate top fixedly connected with T shape gag lever post, T shape gag lever post top slides and runs through air vent seal, and the surface has cup jointed spacing spring.

The invention has the technical effects and advantages that:

1. when the external temperature is low, the sealing device can seal the electrical equipment in the box body, and heat emitted by the electrical equipment is utilized to heat the sealing ring between the box door and the box body, so that the situation that the box door cannot be opened due to freezing at the sealing ring is avoided;

2. the invention can reduce the heat transmission distance while utilizing the heat emitted by the electrical equipment, thereby ensuring that the heat can be more fully transferred to the sealing ring and heating the sealing ring better.

Drawings

Fig. 1 shows a schematic structural view of a distribution box according to an embodiment of the present invention;

FIG. 2 shows an exploded view of a portion of the structure of an embodiment of the present invention;

FIG. 3 shows an enlarged schematic view of the structure of FIG. 2A in accordance with an embodiment of the present invention;

FIG. 4 is a schematic view showing a part of the structure of the embodiment of the present invention;

FIG. 5 shows a second schematic structural view of a part of the structure of an embodiment of the present invention;

FIG. 6 shows a schematic diagram of an exploded structure of a portion of the structure of an embodiment of the present invention;

fig. 7 shows another schematic diagram of the cover plate structure according to an embodiment of the present invention.

In the figure: 1. a case; 2. a door; 3. a seal ring; 4. a mounting plate; 5. a vent; 6. a cover plate; 7. a slide plate; 8. a bracket; 9. a motor; 10. a temperature sensor; 11. a pipe; 12. air holes; 13. a flow guiding frame; 14. a riser; 15. an arc-shaped plate; 16. a push rod; 17. a long plate; 18. a straight rod; 19. wedge blocks; 20. a sleeve; 21. a slide bar; 22. a spring; 23. a pushing structure; 24. a filter screen frame; 25. a micro air pump; 26. an air supplementing hole; 27. a miniature storage battery; 28. a sealing plug for supplementing air; 29. a filter plate; 30. a T-shaped limit rod; 31. a limit spring; 32. a side plate; 33. a rotating shaft; 34. a slideway; 35. a cavity; 36. a recess.

Description of the embodiments

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments.

Examples

The invention provides a distribution box, as shown in fig. 1-6, the distribution box comprises a box body 1, a box door 2 is rotatably arranged on the front side of the box body 1, a sealing ring 3 is arranged on the front side of the box body 1, the sealing ring 3 is fixedly connected with the box body 1, a mounting plate 4 is arranged in the box body 1, a pair of side plates 32 are symmetrically and fixedly connected with the front side of the mounting plate 4, a rotating shaft 33 is rotatably arranged between the pair of side plates 32 on the same side, a cover plate 6 is fixedly sleeved on the outer side of the rotating shaft 33, a plurality of ventilation openings 5 are correspondingly arranged on the surfaces of the cover plate 6 and the box body 1, a slide way 34 which is communicated with the ventilation openings 5 is arranged in the slide way 34, a sliding plate 7 is arranged on the outer side of the sliding plate 7, a transverse opening which corresponds to the ventilation openings 5, a driving component which is used for driving the sliding plate 7 to ascend is arranged on the outer side of the mounting plate 4, a bracket 8 is fixedly connected to the top of the mounting plate 4, a motor 9 is symmetrically and fixedly connected with the bottom end of the bracket 8, a temperature sensor 10 is arranged at the top of the rotating shaft 33, a cavity 35 is arranged on the front side of the box body 1, a cavity 35 is arranged on the inner front side of the box body, a heat collector 11 and the top of the heat collector is arranged on the heat collector, the heat collector is arranged on the heat collector is connected with the inner wall of the heat collector, the heat collector is connected with the heat collector, the heat collector is 13, and the heat collector is connected with the heat collector, and the heat collector is 13, and the heat collector is connected with the heat collector is 13.

During the use, install electrical equipment in mounting panel 4 front side, when being in winter, when the outside temperature is too low after the snow is violently used, can freeze around the sealing washer 3 this moment, lead to freezing the chamber door 2 and being stuck together with sealing washer 3, make chamber door 2 unable opening, when outside temperature is too low, temperature sensor 10 senses the temperature, when the temperature is less than its setting value, temperature sensor 10 control motor 9 starts and makes its output shaft corotation drive pivot 33 and apron 6 rotate this moment, make the rotation that a pair of apron 6 are close to each other, finally a pair of apron 6 laminating, cover inside electrical equipment, cooperate drive assembly drive slide 7 to rise when apron 6 motion, make cross port and vent 5 on the slide 7 stagger, make vent 5 on the apron 6 seal, at this moment, cover 6, form a confined space between the mounting panel 4, with electrical equipment cover inside, the heat that electrical equipment diverged can enter into cavity 35 through pipeline 11, flow through gas pocket 12 afterwards, flow through water conservancy diversion frame 13, make to 3 departments, make to heat exchanger 3, thereby can realize opening the sealing washer 2 to the temperature sensor 5, can not realize opening the sealing washer 2 after the temperature sensor 3, can's the realization of the temperature sensor 2, can's the realization is opened to the vent 5, can's of the inside of the sealing washer is opened to the sealing washer 2, can's the realization is opened to the vent 5, can's top-down the temperature sensor 2 is opened to the inside the sealing washer is opened to the vent 5, can's 2, can's top-down the temperature sensor is opened to the realization of the temperature sensor is opened, can't be opened, the inside the controller is opened, and can't is opened and is opened.

As shown in fig. 2, the driving assembly comprises a vertical plate 14 fixedly connected to the middle of the bottom end of the mounting plate 4, an arc plate 15 is fixedly connected to the front side of the vertical plate 14 through a fixing plate, an arc surface is arranged at one end, close to the sliding plate 7, of the arc plate 15, the bottom of the sliding plate 7 extends out of the sliding way 34, a push rod 16 is fixedly connected to the bottom of the sliding plate 7, and the bottom end of the push rod 16 is abutted to the arc plate 15.

When the cover plate 6 drives the sliding plate 7 to rotate, the ejector rod 16 at the bottom of the sliding plate 7 is abutted against the cambered surface to move along the cambered surface, so that the sliding plate 7 is driven to ascend, and the sliding plate 7 is driven.

As shown in fig. 2 and 3, the two sides of the box 1 are respectively provided with a channel communicated with the ventilation opening 5, a long plate 17 is slidably arranged in the channels, a long opening corresponding to the ventilation opening 5 is formed in the surface of the long plate 17, a notch 36 is formed in the inner wall of the box 1, a straight rod 18 is fixedly connected to the bottom end of the long plate 17, the bottom end of the straight rod 18 extends into the notch 36, the notch 36 is communicated with the channels, and a wedge-shaped block 19 matched with the straight rod 18 is fixedly connected to the lower portion of the outer side of the cover plate 6.

When the cover plate 6 does not seal the electrical equipment, the wedge-shaped block 19 is in contact with the straight rod 18 to support the straight rod 18 and the long plate 17, when the cover plate 6 rotates, the wedge-shaped block 19 moves along with the straight rod 18, so that the straight rod 18 and the long plate 17 are separated from the notch 36, the straight rod 18 and the long plate 17 descend under the action of gravity, a long opening on the long plate 17 is staggered with the ventilation opening 5 on the box body 1, the ventilation opening 5 on the box body 1 is sealed, external cold air cannot enter the box body 1, the cold air is prevented from entering the box body 1 to carry away heat emitted by the electrical equipment through the cover plate 6, the heat emitted by the electrical equipment is guaranteed to be sufficiently transmitted to the cavity 35, the sealing ring 3 is finally heated through the air hole 12, and when the cover plate 6 resets, otherwise the wedge-shaped block 19 rotates into the notch 36 to enable the inclined surface matched with the long plate 17 to reset, the long opening is aligned with the ventilation opening 5 of the box body 1, and the ventilation opening 5 is opened.

As shown in fig. 2 to 6, a plurality of sleeves 20 are fixedly connected to the inner wall of the rear side of the box 1, a slide bar 21 with a T-shaped section is arranged in the sleeves 20, a spring 22 is sleeved outside the slide bar 21, the front end of the slide bar 21 is fixedly connected with the mounting plate 4, and a pushing structure 23 for pushing the mounting plate 4 to move forwards is arranged outside the rotating shaft 33.

The output shaft of the motor 9 drives the rotating shaft 33 and the pushing structure 23 to rotate forward, the cover plate 6 rotates forward for a period of time, the end part of the pushing structure 23 is abutted against the inner wall of the box body 1 at this time, the pushing structure 23 continuously rotates, the rotating shaft 33, the side plates 32 and the mounting plate 4 are pushed to move forward against the inner wall of the box body 1, the sliding rod 21 is driven to move along with the mounting plate 4, the springs 22 are compressed to deform to generate acting force, the cover plate 6 is finally combined, the pushing structure 23 is vertical to the inner wall of the rear side of the box body 1, the cover plate 6 is driven to move forward by the forward movement of the mounting plate 4, the distance between one end of the pipeline 11 connected with the cover plate 6 and one end of the pipeline 11 communicated with the cavity 35 is shortened, the pipeline 11 is adaptively shortened, the part of the pipeline 11 exposed to the outside is shortened, the part exposed to the outside by the pipeline 11 is shortened when heat is conveyed, the loss of the pipeline 11 is reduced, the heat is ensured to be conveyed into the cavity 35 more sufficiently, and the rotating shaft 33 is reversely rotated along with the rotating shaft 9 when the output shaft of the motor is reversely rotated, the pushing structure 23 is driven to rotate, the spring 22 is enabled to continuously push the springs 22 and the springs 21 are reset, the springs 4 are driven to reset, and the cover plate 4 are released, and the acting force of the cover plate 23 is finally reset by the sliding rod 4.

As shown in fig. 2, the pushing structure 23 is specifically configured as a long slat member, the pushing structure 23 is fixedly sleeved outside the rotating shaft 33, an arc surface is disposed at one end of the pushing structure 23 away from the rotating shaft 33, and an included angle between the pushing structure 23 and the cover plate 6 is 90 degrees.

The front side of the pushing structure 23 is flush with the front side of the mounting plate 4, the rear side of the pushing structure 23 is not flush with the mounting plate 4, the thickness of the mounting plate 4 is larger than that of the pushing structure 23, when the rotating shaft 33 drives the cover plate 6 and the pushing structure 23 to rotate for a period of time, the arc surface of the pushing structure 23 is in conflict with the inner wall of the rear side of the box body 1, and the forward movement of the mounting plate 4 can be finally realized along with the rotation of the pushing structure 23.

As shown in fig. 2, the pipe 11 is a telescopic rubber pipe.

So that the pipe 11 can be stretched and shortened adaptively.

As shown in fig. 6, the inner wall of the flow guiding frame 13 is provided with an inclined surface facing the sealing ring 3.

The heat emitted from the air holes 12 flows to the flow guiding frame 13, and flows to the sealing ring 3 through the guiding of the inclined plane, so that the heat is heated.

As shown in fig. 1, the two sides of the box 1 are fixedly provided with a filter screen frame 24, a filter screen is arranged in the filter screen frame 24, and the positions of the filter screen correspond to the positions of the plurality of ventilation openings 5.

The dust and impurities in the outside air can be filtered through the filter screen, so that the dust and impurities are prevented from entering the box body 1.

Examples

In this embodiment, the cover plate 6 is different from embodiment 1 in that: as shown in fig. 5 and 7, a micro air pump 25 is further disposed at the top of the pipe 11 at the bottom of the cover plate 6, an air compensating hole 26 is further formed at the top of the cover plate 6, a micro battery 27 is disposed at one side of the micro air pump 25, the micro air pump 25 and the micro battery 27 are electrically connected through a remote switch, the inner diameter size of the air compensating hole 26 is sequentially increased from top to bottom, a matched air compensating seal 28 is slidably disposed at the top in the air compensating hole 26, a filter plate 29 is disposed at the bottom of the air compensating hole 26, a T-shaped limiting rod 30 is fixedly connected at the top of the filter plate 29, the top of the T-shaped limiting rod 30 slidably penetrates through the air compensating seal plug 28, and a limiting spring 31 is sleeved on the surface.

When two apron 6 laminating later, the unable quick inflow air pocket 12 of heat is gone on thawing to sealing washer 3 in, start miniature air pump 25, carry out the extraction to the steam between two apron 6, and send into inside air pocket 12 through pipeline 11, when the in-process that miniature air pump 25 extracted leads to the air pressure between two apron 6 reduces, bulldoze the inside air supplementing plug 28 of air supplementing hole 26 because the atmospheric pressure reason, make and produce the clearance between air supplementing hole 26 and the air supplementing plug 28, thereby carry out the supplementary gas between two apron 6, thereby reach and accelerate and supply steam to air pocket 12, accelerate the deblocking effect to sealing washer 3.

Working principle: when in use, the electrical equipment is arranged on the front side of the mounting plate 4, when the external temperature is too low after the snow is exposed in winter, the periphery of the sealing ring 3 is frozen, the box door 2 is frozen and stuck with the sealing ring 3, the box door 2 cannot be opened, when the external temperature is too low, the temperature sensor 10 senses the temperature, when the temperature is lower than the set value, the temperature sensor 10 controls the motor 9 to start the output shaft to forward rotate so as to drive the rotating shaft 33 and the cover plate 6 to rotate, the pair of cover plates 6 are mutually close to rotate, finally the pair of cover plates 6 are attached, the internal electrical equipment is covered, when the cover plate 6 drives the sliding plate 7 to rotate, the ejector rod 16 at the bottom of the sliding plate 7 is abutted against the cambered surface to move along the cambered surface, the sliding plate 7 is driven to rise, the transverse opening on the sliding plate 7 is staggered with the ventilation opening 5, the ventilation opening 5 on the cover plate 6 is sealed, the sliding plate 7, the cover plate 6 and the mounting plate 4 form a closed space at the moment, the electrical equipment is covered inside, heat emitted by the electrical equipment can enter the cavity 35 through the pipeline 11 and then flow out through the air hole 12, then flow to the sealing ring 3 through the flow guiding frame 13, so that the sealing ring 3 is heated, the junction between the sealing ring 3 and the box door 2 is heated, freezing of the box door 2 and the sealing ring 3 is avoided, the situation that the box door 2 cannot be opened is caused, when the cover plate 6 does not seal the electrical equipment, the wedge-shaped block 19 is in contact with the straight rod 18 at the moment, the straight rod 18 and the long plate 17 are supported, when the cover plate 6 rotates, the wedge-shaped block 19 moves along with the wedge-shaped block to separate from the notch 36, the straight rod 18 and the long plate 17 are separated from the straight rod 18, the long opening on the long plate 17 is staggered with the ventilation opening 5 on the box body 1 under the action of gravity, the ventilation opening 5 on the box body 1 is sealed, so that external cold air cannot enter the box body 1, heat emitted by the electrical equipment is prevented from being taken away through the cover plate 6 when the cold air enters the box body 1, the heat emitted by the electrical equipment is guaranteed to be sufficiently transmitted into the cavity 35 and finally is transmitted to the sealing ring 3 through the air hole 12 to heat the sealing ring, when the temperature rises to a preset value of the temperature sensor 10, the temperature sensor 10 controls the motor 9 to enable an output shaft of the motor to reversely rotate, the cover plate 6 can be reversely separated, the sliding plate 7 can be reset, finally the ventilation opening 5 on the cover plate 6 is opened, the ventilation opening 5 on the box body 1 can be matched for heat dissipation of the internal electrical equipment, when the cover plate 6 is reset, the wedge-shaped block 19 rotates into the entering notch 36 to enable the inclined plane matched with the wedge-shaped block 19 to upwards push the straight rod 18, so that the long plate 17 is driven to reset, the long opening is aligned with the ventilation opening 5 of the box body 1, and the ventilation opening 5 is opened; the output shaft of the motor 9 drives the rotating shaft 33 and the pushing structure 23 to rotate forward, the cover plate 6 rotates forward for a period of time, the end part of the pushing structure 23 is abutted against the inner wall of the box body 1 at this time, the pushing structure 23 continuously rotates, the rotating shaft 33, the side plates 32 and the mounting plate 4 are pushed to move forward against the inner wall of the box body 1, the sliding rod 21 is driven to move along with the mounting plate 4, the springs 22 are compressed to deform to generate acting force, the cover plate 6 is finally combined, the pushing structure 23 is vertical to the inner wall of the rear side of the box body 1, the cover plate 6 is driven to move forward by the forward movement of the mounting plate 4, the distance between one end of the pipeline 11 connected with the cover plate 6 and one end of the pipeline 11 communicated with the cavity 35 is shortened, the pipeline 11 is adaptively shortened, the part of the pipeline 11 exposed to the outside is shortened, the part exposed to the outside by the pipeline 11 is shortened when heat is conveyed, the loss of the pipeline 11 is reduced, the heat is ensured to be conveyed into the cavity 35 more sufficiently, and the rotating shaft 33 is reversely rotated along with the rotating shaft 9 when the output shaft of the motor is reversely rotated, the pushing structure 23 is driven to rotate, the spring 22 is enabled to continuously push the springs 22 and the springs 21 are reset, the springs 4 are driven to reset, and the cover plate 4 are released, and the acting force of the cover plate 23 is finally reset by the sliding rod 4.

The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting.

Claims

1. The utility model provides a block terminal, includes box (1), its characterized in that: the inside of box (1) is equipped with mounting panel (4), the front side symmetry fixedly connected with of mounting panel (4) is a pair of curb plate (32), and is a pair of rotation between curb plate (32) of homonymy installs pivot (33), the outside fixed cover of pivot (33) is equipped with apron (6), the surface of apron (6) and box (1) is equipped with a plurality of vent (5) that correspond, the inside of apron (6) is equipped with slide (34) with a plurality of vent (5) intercommunication, be equipped with slide (7) in slide (34), the outside of slide (7) is equipped with the cross port that corresponds with vent (5), the outside of mounting panel (4) is equipped with the drive assembly that is used for driving slide (7) to rise, the top fixedly connected with support (8) of mounting panel (4), the bottom symmetry fixedly connected with motor (9) of support (8), the output shaft bottom and pivot (33) top fixed connection of motor (9), the top of box (1) is equipped with temperature sensor (10), the inside box (1) is equipped with heat collection chamber (35) and pipeline (35) are all equipped with in advance of the top of box (1), the heat is sent into the cavity (35), a plurality of air holes (12) communicated with the cavity (35) are formed in the inner wall of the box (1), a flow guiding frame (13) is fixedly connected to the inner wall of the box (1), and the flow guiding frame (13) corresponds to the air holes (12);

the utility model discloses a novel refrigerator is characterized in that the both sides of box (1) all are equipped with the passageway with vent (5) intercommunication, the slip is provided with longboard (17) in the passageway, the long mouth that corresponds with vent (5) has been seted up to the surface of longboard (17), notch (36) have been seted up to the inner wall of box (1), the bottom fixedly connected with straight-bar (18) of longboard (17), in straight-bar (18) bottom extends to notch (36), the outside lower part fixedly connected with of apron (6) and straight-bar (18) complex wedge (19).

2. The electrical box of claim 1, wherein: one of them the top of pipeline (11) of apron (6) bottom still is provided with miniature air pump (25), and still has seted up air vent (26) at the top of this apron (6), miniature air pump (25) one side is provided with miniature storage battery (27), be connected through the remote switch electricity between miniature air pump (25) and the miniature storage battery (27), the internal diameter size from the top down of air vent (26) increases in proper order and sets up, the top slides in air vent (26) and is provided with assorted air vent plug (28), the bottom of air vent (26) is provided with filter plate (29), filter plate (29) top fixedly connected with T shape gag lever post (30), T shape gag lever post (30) top slip runs through air vent plug (28), and the surface has cup jointed spacing spring (31).

3. The electrical box of claim 1, wherein: the front side of the box body (1) is rotatably provided with a box door (2), and the front side of the box body (1) is provided with a sealing ring (3).

4. The electrical box of claim 1, wherein: the driving assembly comprises a vertical plate (14) fixedly connected to the middle of the bottom end of the mounting plate (4), an arc plate (15) is fixedly connected to the front side of the vertical plate (14) through a fixing plate, an arc surface is arranged at one end, close to the sliding plate (7), of the arc plate (15), the bottom of the sliding plate (7) extends out of the sliding way (34), a push rod (16) is fixedly connected to the bottom of the sliding plate (7), and the bottom of the push rod (16) is in contact with the arc plate (15).

5. The electrical box of claim 1, wherein: the novel box is characterized in that a plurality of sleeves (20) are fixedly connected to the inner wall of the rear side of the box body (1), sliding rods (21) with T-shaped cross sections are arranged in the sleeves (20), springs (22) are sleeved outside the sliding rods (21), the front ends of the sliding rods (21) are fixedly connected with the mounting plates (4), and pushing structures (23) used for pushing the mounting plates (4) to move forwards are arranged outside the rotating shafts (33).

6. The electrical box of claim 5, wherein: the pushing structure (23) is specifically arranged to be a long slat member, the pushing structure (23) is fixedly sleeved outside the rotating shaft (33), one end, far away from the rotating shaft (33), of the pushing structure (23) is provided with an arc surface, and an included angle between the pushing structure (23) and the cover plate (6) is 90 degrees.

7. The electrical box of claim 1, wherein: the pipeline (11) is a telescopic rubber pipe.

8. The electrical box of claim 1, wherein: the inner wall of the flow guiding frame (13) is provided with an inclined plane facing the sealing ring (3).

9. The electrical box of claim 1, wherein: both sides of the box body (1) are fixedly provided with filter screen frames (24), filter screens are arranged in the filter screen frames (24), and the positions of the filter screens correspond to the positions of the ventilation openings (5).