CN218185882U - Machine cabinet - Google Patents

Abstract

The utility model discloses a cabinet, including the cabinet body and the elevating system that opens and shuts, the elevating system that opens and shuts includes frame, elevating platform subassembly and the door subassembly that opens and shuts. When the lifting driving assembly drives the lifting platform to be buried in or extend out of the mounting cavity, the lifting platform assembly can act on the sliding component, so that the connecting rod assembly drives the first opening and closing door and the second opening and closing door to shield or open the opening, and the elastic telescopic component generates elastic deformation; when the lifting platform extends out of the installation cavity after being embedded or extends out of the installation cavity, the elastic telescopic part can reset and drive the connecting rod assembly to drive the first opening and closing door and the second opening and closing door to open or shield the opening. This technical scheme's rack can adopt same drive structure drive door body switching and elevating platform to go up and down, need not separately the operation, easy operation facilitates the use, and overall structure is simple relatively, cost reduction.

Description

Machine cabinet

Technical Field

The utility model is used for rack technical field especially relates to a rack.

Background

A laser television (LASERTV) uses laser as a backlight source, and realizes projection of a picture through a laser projector and a special metal curtain. To ensure that the laser television projector is not damaged by collision of people, and to take account of space layout in a room, the laser television projector is usually disposed in a cabinet, and is lifted and projected when needed. However, there are disadvantages in that: when the projector lifting platform is used, after a door of the cabinet is manually opened, a lifting platform for bearing the projector is driven to ascend in a manual or electric mode; after the use is finished, the lifting platform needs to be moved to be recovered into the cabinet, and then the cabinet door is manually closed. So, the switch of rack door and the lift of projecting apparatus need separately to operate, and not only the structure is complicated relatively, and manufacturing cost is high, and its operating procedure is also comparatively loaded down with trivial details, and waste time can't satisfy customer's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a rack, it can adopt same drive structure drive door body switching and elevating platform to go up and down, need not separately the operation, easy operation facilitates the use, and overall structure is simple relatively, cost reduction.

The utility model provides a technical scheme that its technical problem adopted is:

a cabinet, comprising:

the cabinet body is provided with an installation cavity, and an opening is formed in the top of the installation cavity of the cabinet body;

the elevating system opens and shuts includes:

the rack is arranged in the mounting cavity;

the lifting platform assembly comprises a lifting driving assembly and a lifting platform, the lifting platform is slidably mounted on the rack, and the lifting driving assembly is used for driving the lifting platform to be buried in or extend out of the mounting cavity;

the sliding component is arranged on the rack in a sliding manner along the up-down direction, the first connecting rod component is connected between the first opening-closing door and the sliding component on the same side, and the second connecting rod component is connected between the second opening-closing door and the sliding component on the same side;

when the lifting driving assembly drives the lifting platform to be buried in or extend out of the installation cavity, the lifting platform assembly can act on the sliding component, so that the connecting rod assembly drives the first opening and closing door and the second opening and closing door to shield or open the opening, and the elastic telescopic component generates elastic deformation; when the lifting platform extends out of the mounting cavity after being embedded or is embedded into the mounting cavity after extending out, the elastic telescopic part can reset and drive the connecting rod assembly to drive the first opening and closing door and the second opening and closing door to open or shield the opening.

In combination with the foregoing implementation manner, in certain implementations of the present invention, the lifting driving assembly includes two sets of ball screw pairs that are arranged relatively along the left-right direction, the ball screw pairs include along the up-down direction set up in the lead screw and the cover of the frame are located the nut of the outside of the lead screw, the nut is located the corresponding side the top or the bottom of the sliding component, and with the elevating platform is connected.

In combination with the foregoing implementation manner, the utility model discloses an in some implementation manners, the lead screw in the top cover of nut is equipped with first mount pad, first mount pad with the nut is connected, the top of first mount pad is equipped with first circuit breaker, the frame in first circuit breaker's top is equipped with limiting beam.

In combination with the foregoing implementation manner, in certain implementation manners of the present invention, the lead screw is sleeved under the nut and provided with the second mounting seat, the second mounting seat is connected with the nut in a sliding manner, and the top of the second mounting seat is provided with the second open-circuit switch.

In combination with the foregoing implementation manner, in certain implementation manners of the present invention, the nut has a slide bar in a sliding manner, the top of the slide bar is connected to the first mounting seat, the bottom of the slide bar is connected to the second mounting seat, the first mounting seat is connected to the nut, the second mounting seat is connected to the nut, and an elastic reset component is disposed between the nuts and the nuts, and the elastic reset component is sleeved on the outside of the screw rod.

In combination with the above implementation manner, the utility model discloses an in some implementation manners, the nut pass through the connecting seat connect in the elevating platform, the frame in both sides all are equipped with along the guide arm that upper and lower direction extends around the connecting seat, both sides all be equipped with around the connecting seat with guide arm sliding connection's sleeve.

In combination with the above implementation manner, in certain implementations of the present invention, the left and right sides of the frame are all provided with two chutes extending along the upper and lower directions along the front and rear direction interval, the sliding component extends along the front and rear direction to slidable mounting is in two of corresponding sides the chutes, the sliding component is located below the connecting seat, the sliding component slides to during the top of the chute, the first door that opens and shuts with the second door that opens and shuts opens the opening.

In combination with the above implementation manner, in certain implementation manners of the present invention, the first end of the sliding groove is lower than the limiting beam, and the cabinet body is provided with a plurality of heat dissipation holes communicated with the installation cavity.

In combination with the above implementation manner, the utility model discloses an in some implementation manners, the motor includes dual output axle motor, the equal transmission of output of dual output axle motor is installed along the transmission shaft that controls the direction and extend, the transmission shaft with correspond the side the lead screw passes through the transmission of bevel gear subassembly.

In combination with the above-mentioned implementation manner, in certain implementations of the present invention, the first connecting rod assembly includes a first connecting rod, a second connecting rod and a supporting rod, the supporting rod is installed in the corresponding side the first door that opens and shuts, the middle part of the first connecting rod is articulated in the frame through the first pivot that extends along the left and right directions, the first end of the second connecting rod through the second pivot that extends along the left and right directions articulate in sliding part, the supporting rod with the second end correspondence of the second connecting rod articulate in the both ends of the first connecting rod, the supporting rod with be equipped with elastically connected parts between the first connecting rod, the first connecting rod with install between the second connecting rod elastically telescopic part, the second connecting rod assembly with the first connecting rod assembly uses the X-axis to set up as symmetry axis.

One of the above technical solutions has at least one of the following advantages or beneficial effects: this technical scheme utilizes the lift drive assembly drive elevating platform process that rises to drive link assembly and drives first door and the second door that opens and shuts and open the opening, perhaps utilizes the lift drive assembly drive elevating platform process that descends to drive link assembly and drive first door and the second door that opens and shuts and close the opening, and at this in-process, elastic expansion part produces elastic deformation. In the process of descending into the installation cavity after the lifting platform rises, or in the process of ascending after the lifting platform descends to the installation cavity, the elastic telescopic component restores to deform, and the connecting rod assembly drives the first opening and closing door and the second opening and closing door to shield or open the opening under the driving of the elastic telescopic component. Thereby realized adopting single lift drive assembly can drive the elevating platform simultaneously and go on of opening or closing action of the second opening and shutting door of first opening and shutting door, need not to carry out the separate operation to the switching of the door body and the lift of elevating platform, easy operation facilitates the use. And because the door body is opened and closed and the lifting platform is lifted and lowered by adopting the same driving structure, the synchronous operation can be realized, the whole structure is relatively simple, and the cost is reduced.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is an external schematic view of a first opening/closing door and a second opening/closing door in a half-opened state according to an embodiment of the present invention;

FIG. 2 is a front view of the one embodiment shown in FIG. 1;

fig. 3 is a schematic axial view of the opening/closing lifting mechanism according to an embodiment of the present invention after the second opening/closing door is hidden;

fig. 4 is a left side view of the opening and closing lifting mechanism according to an embodiment of the present invention in a half-opened state of the first opening and closing door and the second opening and closing door;

fig. 5 is a sectional view of the opening/closing lifting mechanism according to an embodiment of the present invention in a state where the first opening/closing door and the second opening/closing door are closed;

FIG. 6 is an enlarged partial schematic view of FIG. 3 at A;

fig. 7 is a schematic structural view of a second opening/closing door according to an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the utility model, the meaning of a plurality of is one or more, the meaning of a plurality of is more than two, and the meaning of more than two is understood as not including the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the present invention, unless otherwise explicitly defined, the terms "setting," "installing," "connecting," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can be detachably connected and can be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical field can reasonably determine the specific meaning of the words in the utility model by combining the specific content of the technical scheme.

Referring to fig. 1, an embodiment of the present invention provides a cabinet, including the cabinet body 1 and the opening and closing lifting mechanism, the cabinet body 1 is provided with an installation cavity 11, and the cabinet body 1 is formed with an opening (not shown in the figure) at the top of the installation cavity 11. The opening and closing lifting mechanism comprises a rack 21, a lifting platform assembly and an opening and closing door assembly, and the rack 21 is arranged in the installation cavity 11. The lifting platform assembly comprises a lifting driving assembly and a lifting platform 22, the lifting platform 22 is slidably mounted on the frame 21 along the vertical direction, the lifting driving assembly is used for driving the lifting platform 22 to be buried in or extend out of the mounting cavity 11, and the lifting platform 22 is used for placing a laser television projector (not shown in the figure).

The opening and closing door assembly comprises a first opening and closing door 31 and a second opening and closing door 32 which are sequentially arranged along the front-back direction, and two groups of connecting rod assemblies which are arranged on the rack 21 at intervals along the left-right direction. Each of the left and right link assemblies includes a first link assembly 41, a second link assembly 42, a slide member 43, and an elastic expansion member 44, and the slide member 43 is slidably mounted to the frame 21 in the up-down direction. The first link assembly 41 is connected between the first opening/closing door 31 and the slide member 43 on the same side, and the second link assembly 42 is connected between the second opening/closing door 32 and the slide member 43 on the same side.

Referring to fig. 3, 4 and 5, when the lifting driving assembly drives the lifting platform 22 to be embedded in or extend out of the installation cavity 11, the lifting platform assembly can act on the sliding member 43, so that the connecting rod assembly drives the first opening/closing door 31 and the second opening/closing door 32 to shield or open the opening, and the elastic expansion member 44 is in a stretching or contracting state, that is, the elastic expansion member 44 is elastically deformed.

Under the effect of lift drive assembly, elevating platform 22 buries the back and stretches out installation cavity 11 or buries installation cavity 11 after stretching out after burying, and elastic telescopic part 44 can reset and drive first opening and shutting door 31 and the opening is opened or is shielded to second opening and shutting door 32 of link assembly drive.

According to the technical scheme, the lifting driving assembly is utilized to drive the lifting platform 22 to ascend so as to drive the connecting rod assembly to drive the first opening and closing door 31 and the second opening and closing door 32 to open the opening, or the lifting driving assembly is utilized to drive the lifting platform 22 to descend so as to drive the connecting rod assembly to drive the first opening and closing door 31 and the second opening and closing door 32 to close the opening, and in the process, the elastic telescopic part 44 generates elastic deformation. In the process of descending into the installation cavity 11 after the lifting platform 22 ascends, or in the process of ascending after the lifting platform 22 descends to the installation cavity 11, the elastic telescopic component 44 restores to deform, and the connecting rod assembly drives the first opening and closing door 31 and the second opening and closing door 32 to shield or open the opening under the driving of the elastic telescopic component 44. Thereby realized adopting single lift drive assembly can drive the going on of the action of opening or closing of elevating platform 22 lift and first opening and shutting door 31 second opening and shutting door 32 simultaneously, need not to carry out the separate operation to the switching of the door body and the lift of elevating platform 22, easy operation facilitates the use. And because the door body is opened and closed and the lifting platform 22 is lifted and lowered by adopting the same driving structure, the synchronous operation can be realized, the whole structure is relatively simple, and the cost is reduced.

It can be understood that the lifting driving assembly can use a ball screw pair to drive the lifting platform 22 to lift, and can also use a driving cylinder or a motor to directly drive the lifting platform 22 to lift; the lift table assembly may act on the slide member 43 through the lift drive assembly or lift table 22. Further, referring to fig. 3, 4 and 6, the elevating driving assembly includes a motor (not shown) and two sets of ball screw pairs oppositely disposed in the left-right direction, the ball screw pairs include a screw 51 disposed in the up-down direction on the frame 21 and a nut 52 sleeved outside the screw 51, and the nut 52 is disposed above or below the sliding member 43 on the corresponding side and connected to the elevating table 22. When the motor drives the screw rod 51 to rotate, the nut 52 drives the nut 52 to ascend or descend, and further drives the lifting platform 22 to ascend or descend.

Referring to fig. 3, 4 and 6, when the nut 52 is located above the sliding part 43, the nut 52 drives the first link assembly 41 and the second link assembly 42 at both sides to correspondingly drive the first opening/closing door 31 and the second opening/closing door 32 to close in the process of driving the lifting platform 22 to descend, and the elastic expansion part 44 extends; in the process that the nut 52 drives the lifting platform 22 to ascend, the elastic telescopic part 44 is driven to restore the deformation, and the first connecting rod assembly 41 and the second connecting rod assembly 42 on the two sides are driven to correspondingly open the first opening and closing door 31 and the second opening and closing door 32.

When the nut 52 is located below the sliding member 43, the nut 52 can drive the first link assembly 41 and the second link assembly 42 at both sides to correspondingly drive the first opening and closing door 31 and the second opening and closing door 32 to open in the process of driving the lifting platform 22 to ascend, and the elastic telescopic member 44 is compressed; in the process that the nut 52 drives the lifting platform 22 to descend, the elastic telescopic part 44 is driven to restore the deformation, and the first connecting rod assembly 41 and the second connecting rod assembly 42 on the two sides are driven to correspondingly close the first opening and closing door 31 and the second opening and closing door 32.

Further, referring to fig. 4 and 6, the screw 51 is sleeved with a first mounting seat 53 above the nut 52, the first mounting seat 53 is connected with the nut 52, a first cut-off switch 54 is disposed at the top of the first mounting seat 53, and the frame 21 is provided with a limiting beam 211 above the first cut-off switch 54. When the nut 52 drives the lifting platform 22 to ascend to a proper position, and the first cut-off switch 54 on the first mounting seat 53 contacts the limiting cross beam 211, the first cut-off switch 54 can feed back to the motor, and the motor stops driving, so that the control is convenient.

Further, referring to fig. 5, the screw 51 is sleeved on a second mounting seat 55 below the nut 52, and a second cut-off switch 56 is disposed on the top of the second mounting seat 55. When the nut 52 descends and contacts the second cut-off switch 56, the nut 52 stops operating, and the lifting platform 22 can be completely retracted into the installation cavity 11.

Referring to fig. 6, in some embodiments, the nut 52 is slidably mounted with a sliding rod 57, the top of the sliding rod 57 is connected to the first mounting seat 53, the bottom of the sliding rod 57 is connected to the second mounting seat 55, when the nut 52 ascends, the nut 52 gradually approaches the first mounting seat 53, and then drives the first mounting seat 53 to move until the first disconnecting switch 54 abuts against the limiting beam 211; when the nut 52 descends, the nut 52 gradually approaches the second mounting seat 55 and abuts against the second cut-off switch 56 on the second mounting seat 55, so that the requirement of stroke limitation is met. Elastic resetting parts 58 are arranged between the first mounting seat 53 and the nut 52 and between the second mounting seat 55 and the nut 52, and the elastic resetting parts 58 are sleeved outside the screw rod 51 to play a role in buffering and ensure the stable lifting action. It will be appreciated that the resilient return member 58 comprises a compression spring.

Referring to fig. 4 and 6, in some embodiments, the nut 52 is connected to the lifting platform 22 through the connecting base 6, the frame 21 is provided with guide rods 212 extending in the up-down direction on both front and rear sides of the connecting base 6, and the connecting base 6 is provided with sleeves 61 slidably connected to the guide rods 212 on both front and rear sides thereof, so as to perform a guiding function, and ensure that the lifting platform 22 can be lifted up and down stably in the up-down direction.

Further, referring to fig. 3 to 5, two slide grooves 213 extending in the up-down direction are provided at intervals in the front-back direction on both left and right sides of the frame 21, and the slide member 43 extends in the front-back direction and is slidably mounted to the two slide grooves 213 on the corresponding sides. The sliding part 43 is located below the connecting seat 6, and when the sliding part 43 slides to the top end of the sliding groove 213, the elastic telescopic part 44 recovers deformation, and the first opening and closing door 31 and the second opening and closing door 32 completely open the opening, so that the opening and closing requirements of the door body are met.

Further, referring to fig. 4, when the top end of the sliding slot 213 is lower than the limiting beam 211, and the nut 52 moves upward and makes the sliding member 43 slide to the top end of the sliding slot 213, the first opening/closing door 31 and the second opening/closing door 32 are completely opened, at this time, the nut 52 moves upward continuously, and the sliding member 43 is separated from the nut 52 until the nut 52 drives the first cut-off switch 54 on the first mounting seat 53 to abut against the limiting beam 211, so that the lifting operation of the lifting platform 22 can be completed. Through the top that sets up spout 213 being less than limit beam 211, before can guaranteeing that elevating platform 22 stretches out the opening, the opening can be opened completely, avoids first door 31, the second door 32 and the elevating platform 22 that open and shut to take place to interfere, and the security is higher.

Referring to fig. 2, the cabinet body 1 is provided with a plurality of heat dissipation holes 12 communicated with the mounting cavity 11, so that heat generated by the motor when the motor works in the mounting cavity 11 can be dissipated in time, and the service life of the device is prolonged.

Referring to fig. 3, in some embodiments, the motor includes a dual output shaft motor 81, output ends of the dual output shaft motor 81 are respectively provided with a transmission shaft 82 extending in the left-right direction, the transmission shaft 82 and the lead screw 51 on the corresponding side are transmitted through a bevel gear assembly 83 to synchronously control rotation of the lead screws 51 on the left side and the right side, so as to ensure that the lifting of the lifting platform 22 is more stable, and the opening and closing actions of the first opening and closing door 31 and the second opening and closing door 32 are more coordinated and uniform, thereby facilitating control.

Referring to fig. 3 to 5, in some embodiments, the first link assembly 41 includes a first link 411, a second link 412, and a support rod 413, the support rod 413 is installed at the first opening and closing door 31 at the corresponding side, a middle portion of the first link 411 is hinged to the frame 21 through a first rotating shaft extending in the left-right direction, a first end of the second link 412 is hinged to the sliding member 43 through a second rotating shaft extending in the left-right direction, and second ends of the support rod 413 and the second link 412 are hinged to both ends of the first link 411, respectively. An elastic telescopic member 44 is installed between the first connecting rod 411 and the second connecting rod, and an elastic connecting member 414 is provided between the supporting rod 413 and the first connecting rod 411 to support and assist the supporting rod 413 to rotate. The second link assembly 42 and the first link assembly 41 are symmetrically arranged with the X-axis as a symmetry axis, so that the synchronous movement of the first link assembly 41 and the second link assembly 42 is realized. It will be appreciated that both the resilient coupling member 414 and the resilient telescoping member 44 may be spring or tension springs.

Further, referring to fig. 4, 5 and 7, the supporting rod 413 includes a first supporting rod 4131 and a second supporting rod 4132, a first end of the first supporting rod 4131 of the first link assembly 41 is connected to the front side of the first opening and closing door 31, a second end of the first supporting rod 4131 of the first link assembly 41 is hinged to the first connecting rod 411, a first end of the second supporting rod 4132 of the first link assembly 41 is connected to the rear side of the platform 22, a second end of the second supporting rod 4132 is mounted to the first supporting rod 4131, and the elastic connection member 414 is mounted between the second supporting rod 4132 and the first connecting rod 411. The second link assembly 42 and the first link assembly 41 are symmetrically arranged with the X-axis as a symmetry axis, and the first opening/closing door 31 and the second opening/closing door 32 can be stably opened and closed by the support rod 413 having the above-described structure, and the operation is stable.

In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., 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 invention. In this specification, the schematic representations of the terms used above 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 invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (10)

1. A cabinet, comprising:

the cabinet body is provided with an installation cavity, and an opening is formed in the top of the installation cavity of the cabinet body; the elevating system opens and shuts includes:

the rack is arranged in the mounting cavity;

the lifting platform assembly comprises a lifting driving assembly and a lifting platform, the lifting platform is slidably mounted on the rack along the vertical direction, and the lifting driving assembly is used for driving the lifting platform to be buried in or extend out of the mounting cavity;

the sliding component is arranged on the rack in a sliding manner along the up-down direction, the first connecting rod component is connected between the first opening-closing door and the sliding component at the same side, and the second connecting rod component is connected between the second opening-closing door and the sliding component at the same side;

when the lifting driving assembly drives the lifting platform to be buried in or extend out of the installation cavity, the lifting platform assembly can act on the sliding component, so that the connecting rod assembly drives the first opening and closing door and the second opening and closing door to shield or open the opening, and the elastic telescopic component generates elastic deformation; when the lifting platform extends out of the mounting cavity after being embedded or is embedded into the mounting cavity after extending out, the elastic telescopic part can reset and drive the connecting rod assembly to drive the first opening and closing door and the second opening and closing door to open or shield the opening.

2. The cabinet according to claim 1, wherein the lifting driving assembly includes a motor and two sets of ball screw pairs oppositely disposed along a left-right direction, the ball screw pairs include screw rods disposed on the rack along an up-down direction and nuts sleeved on outer portions of the screw rods, the nuts are disposed above or below the sliding members on corresponding sides and connected to the lifting platform, and the motor is configured to drive the screw rods to rotate.

3. The cabinet of claim 2, wherein the lead screw is sleeved with a first mounting seat above the nut, the first mounting seat is connected with the nut, a first circuit breaker is arranged on the top of the first mounting seat, and the frame is provided with a limiting beam above the first circuit breaker.

4. The cabinet of claim 3, wherein the lead screw is sleeved on a second mounting seat below the nut, and a second circuit breaker is arranged on the top of the second mounting seat.

5. The cabinet according to claim 4, wherein a sliding bar is slidably mounted on the nut, a top of the sliding bar is connected with the first mounting seat, a bottom of the sliding bar is connected with the second mounting seat, elastic reset components are respectively arranged between the first mounting seat and the nut and between the second mounting seat and the nut, and the elastic reset components are sleeved outside the screw rod.

6. The cabinet according to claim 3, wherein the nut is connected to the lifting platform through a connecting seat, the frame is provided with guide rods extending in an up-and-down direction at front and rear sides of the connecting seat, and the connecting seat is provided with sleeves at front and rear sides thereof, the sleeves being slidably connected with the guide rods.

7. The cabinet according to claim 6, wherein two sliding grooves extending in an up-down direction are formed at intervals on both left and right sides of the rack along a front-back direction, the sliding member extends along the front-back direction and is slidably mounted on the two sliding grooves on the corresponding sides, the sliding member is located below the connecting seat, and when the sliding member slides to the top end of the sliding grooves, the first opening and closing door and the second opening and closing door completely open the opening.

8. The cabinet according to claim 7, wherein the top end of the sliding groove is lower than the limiting beam, and the cabinet body is provided with a plurality of heat dissipation holes communicated with the mounting cavity.

9. The cabinet according to claim 2, wherein the motor comprises a dual output shaft motor, output ends of the dual output shaft motor are respectively provided with a transmission shaft extending along the left-right direction in a transmission manner, and the transmission shaft and the lead screw on the corresponding side are transmitted through a bevel gear assembly.

10. The cabinet according to claim 1, wherein the first connecting rod assembly includes a first connecting rod, a second connecting rod and a supporting rod, the supporting rod is installed at the first opening/closing door at the corresponding side, the middle portion of the first connecting rod is hinged to the frame through a first rotating shaft extending in the left-right direction, the first end of the second connecting rod is hinged to the sliding component through a second rotating shaft extending in the left-right direction, the supporting rod and the second end of the second connecting rod are correspondingly hinged to both ends of the first connecting rod, an elastic connecting component is arranged between the supporting rod and the first connecting rod, the elastic telescopic component is installed between the first connecting rod and the second connecting rod, and the second connecting rod assembly and the first connecting rod assembly are symmetrically arranged with the X-axis as the symmetry axis.

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