CN212727639U

CN212727639U - Display controller

Info

Publication number: CN212727639U
Application number: CN202021200093.XU
Authority: CN
Inventors: 黄辉祥; 王帅; 王魁
Original assignee: Hunan Tizhen Technology Co ltd
Current assignee: Hunan Tizhen Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-16
Anticipated expiration: 2030-06-24

Abstract

The utility model provides a display controller, including display screen, bottom plate and shell. The bottom plate comprises a body and a limiting block connected with the body; the shell comprises a back plate and a side plate connected with the edge of the back plate, the side plate is provided with a main body part, an edge part connected with the main body part and adjacent to the bottom plate, a sunken part connected with the main body part and located between the main body part and the edge part and sunken towards the accommodating cavity, and a driving assembly mounted on the sunken part and extending towards the edge part, the sunken part and the edge part form a clamping groove matched with the limiting block, the clamping groove is used for accommodating the limiting block and clamped with the limiting block to fix the bottom plate and the shell, and the driving assembly is used for driving the limiting block to be separated from the clamping groove under the operation of a user so that the bottom plate can be detached from the shell. The display controller provided by the embodiment of the application can realize simplification and convenience of installation and disassembly.

Description

Display controller

Technical Field

The utility model relates to a controller field especially relates to and is a display controller.

Background

When the display controller is out of order, the display controller shell, the bottom plate and the like need to be detached and reinstalled during inspection or maintenance. The existing display controller is generally fixedly connected with a display controller shell and a bottom plate through bolts, tools need to be used when the display controller is disassembled and re-assembled, the process is complicated, the assembling efficiency is low, and inconvenience is brought to people.

In addition, when the display controller shell, the bottom plate and the like are disassembled, due to the fact that the size of the bolts is small, the bolts need to be stored carefully, the bolts are prevented from being lost, the bolts need to be matched again when being installed again, extra cost is increased, time waste is caused, and meanwhile poor experience is brought to users.

SUMMERY OF THE UTILITY MODEL

To solve the above technical problem, there is provided a display controller including:

a display screen;

the bottom plate comprises a body and a limiting block connected with the body;

a housing including a back plate and a side plate connected to an edge of the back plate, the back plate and the side plate enclosing a receiving cavity, a display opening communicating with the receiving cavity, and a bottom plate opening communicating with the receiving cavity and adjacent to the display opening, the display opening being used for mounting the display screen, the bottom plate opening being used for mounting the bottom plate,

the side plate is provided with a main body part, an edge part which is connected with the main body part and is adjacent to the bottom plate, a sunken part which is connected with the main body part and is positioned between the main body part and the edge part and is sunken towards the accommodating cavity, and a driving component which is arranged on the sunken part and extends towards the edge part, wherein the sunken part and the edge part are encircled to form a clamping groove matched with the limiting block,

the clamping groove is used for accommodating the limiting block and is clamped with the limiting block to fix the bottom plate and the shell, and the driving assembly is used for driving the limiting block to be separated from the clamping groove under the operation of a user, so that the bottom plate can be detached from the shell.

According to the display controller provided by the embodiment of the application, the driving assembly is designed and installed on the display controller shell and the bottom plate, so that the display controller is simple and convenient to install and disassemble; through the stopper with the cooperation of draw-in groove will the shell with the bottom plate links together, the rethread drive assembly drive the stopper breaks away from the draw-in groove to realize the bottom plate with dismantling of shell, and then save time and improve the installation effectiveness, also bring the experience of preferred for the user and feel.

According to the utility model discloses an embodiment, the bottom plate still including connect in the body with elastic component between the stopper, the body is formed with the accepting groove, the one end of elastic component connect in the groove diapire of accepting groove, the other end is connected the one end of stopper, the one end of stopper accept in the accepting groove, the other end be used for with the draw-in groove block. Through the elastic component is connected the stopper with the accepting groove makes the stopper with the draw-in groove is more convenient when the installation with dismantle, also can prevent the loss of each accessory when dismantling simultaneously.

According to the utility model discloses an embodiment, the stopper with the one end of draw-in groove block has hemispherical surface. Through right the shape of stopper is restricted, during easy to assemble the stopper gets into the draw-in groove to and it is convenient when dismantling the drive assembly drive the stopper breaks away from the draw-in groove, thereby improves display controller's dismantlement and installation effectiveness bring better experience and feel.

According to the utility model discloses an embodiment, drive assembly including set up in the first slider of depressed part diapire, with first slider complex second slider, set up in first actuating lever on the second slider, set up in the third slider of edge part inner wall, with third slider sliding fit's fourth slider, and set up in second actuating lever on the fourth slider, drive assembly makes under user's operation first actuating lever reaches the second slider for first slider slides along the first direction and the butt the second actuating lever, and then drives the second actuating lever reaches the fourth slider for the third slider slides along the second direction, makes the second actuating lever promote the stopper breaks away from the draw-in groove. Through the structural design of the driving assembly, the controllability of the driving assembly is convenient, and the display controller can be disassembled more conveniently in a labor-saving way; meanwhile, the driving assembly is arranged on the shell side plate, and the loss of all accessories when the display controller is detached is also prevented.

According to an embodiment of the present invention, one of the first slider and the second slider comprises a first sliding slot, and the other of the first slider and the second slider comprises a first sliding block in sliding fit with the first sliding slot; one of the third sliding member and the fourth sliding member includes a second sliding groove, and the other of the third sliding member and the fourth sliding member includes a second sliding block slidably engaged with the second sliding groove. Through further optimization of the structure of the driving piece, the friction force is reduced, so that the driving assembly is driven more conveniently, and the display controller is convenient to disassemble.

According to the utility model discloses an embodiment, drive assembly still includes connecting rod and torsional spring, first actuating lever surface has pin joint portion, the one end pin joint of connecting rod in pin joint portion, the torsional spring is close to pin joint portion sets up and be used for to the connecting rod is applyed the pulling force and is made the side of connecting rod with the surface laminating of first actuating lever, the torsional spring still is used for at user operation the connecting rod is kept away from the one end of pin joint portion is wound pin joint portion rotates, makes the side of connecting rod with the surface of first actuating lever drives when breaking away from first actuating lever, and then promotes the second actuating lever. Through to increasing the connecting rod reaches the torsional spring for the drive assembly during have more the controllability and more laborsaving, and then make things convenient for display controller's dismantlement.

According to the utility model discloses an embodiment, the first actuating lever is close to the one end of second actuating lever includes the arc surface, the second actuating lever is close to the one end of first actuating lever includes the inclined surface, first actuating lever is in follow under the drive of torsional spring during the first direction motion, the arc surface supports and presses thereby the inclined surface drive the second actuating lever is followed the second direction motion is in order to promote the stopper. Through right the design optimization is carried out to the actuating lever terminal surface for the terminal surface can change the direction of force better when the atress, thereby reaches the more laborsaving effect of operation, and then promotes user's experience and feels.

According to an embodiment of the invention, the end of the first drive rod adjacent to the second drive rod comprises a hemispherical outer surface. Through to the optimal design of first actuating lever terminal surface can make the effort of first actuating lever can act on better the second actuating lever to quick promotion the second actuating lever removes, and then improves display controller's dismantlement efficiency.

According to the utility model discloses an embodiment, the second actuating lever the third slider the fourth slider the stopper the quantity of draw-in groove includes two, two draw-in grooves reach two stoppers are neighbouring respectively the backplate reaches the display screen, two second actuating levers two third sliders reach two fourth sliders set up respectively in the both sides of first actuating lever, first actuating lever is followed during the first direction motion, thereby the arc surface supports and presses two second actuating levers thereby the inclined surface drive two second actuating levers slide along opposite direction in order to promote respectively two stoppers, and then two stoppers break away from respectively correspondingly the draw-in groove. Through the symmetrical design of the detachable structure, the display controller is firmer after being installed, and meanwhile, the assembling efficiency can also be improved.

According to the utility model discloses an embodiment, the curb plate includes the curb plate of two at least relative settings, and every curb plate all has the main part the edge part the depressed part reaches drive assembly, every curb plate the depressed part with the edge part all encloses into the draw-in groove, the bottom plate includes two at least stoppers, two at least stoppers are located the both ends of body, and correspond respectively the draw-in groove setting of the curb plate of two relative settings, every the draw-in groove is used for acceping the correspondence the stopper and with correspond the stopper block is in order to incite somebody to action the one end of bottom plate with the shell is fixed, every drive assembly is used for driving the correspondence under user's operation the stopper breaks away from the correspondence the draw-in groove makes the one end of bottom plate can be followed the shell is pulled apart. Through the structural design to above-mentioned display controller, can make display controller is more firm after the installation, and also more high-efficient convenient during the dismantlement can also improve production efficiency and packaging efficiency simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of a display controller according to the present invention.

Fig. 2 is a cross-sectional view of a side panel of an embodiment of the display controller of the present invention.

Fig. 3 is a cross-sectional view of an embodiment of the display controller of the present invention.

Fig. 4 is an enlarged view of a portion I in fig. 3.

Fig. 5 is a cross-sectional view of the sliding member of the display controller of the present invention.

Fig. 6 is a cross-sectional view of another sliding member of the display controller of the present invention.

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. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.

The terms "first," "second," and "third," etc. in the description and claims of the present invention and the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic perspective view of a display controller 100 according to the present invention, fig. 2 is a sectional view of a side plate 32 of the display controller 100 according to the present invention, and fig. 3 is a sectional view of an embodiment of the display controller 100 according to the present invention. In this embodiment, the display controller 100 includes a display screen 10, a base plate 20, and a housing 30. The housing 30 and the bottom plate 20 form a receiving cavity having a display opening, the receiving cavity is used for receiving a battery, a circuit board and other components of the display controller 100, and the display screen 10 is used for being mounted corresponding to the display opening and at least partially located in the receiving cavity.

In this embodiment, the bottom plate 20 may be detachably mounted on the housing 30. Specifically, the bottom plate 20 includes a body 22 and a stopper 24 connected to the body 22. The housing comprises a back plate 31 and a side plate 32 connected with the edge of the back plate 31, the back plate 31 and the side plate 32 enclose a containing cavity, a display opening communicated with the containing cavity, and a bottom plate opening communicated with the containing cavity and adjacent to the display opening, the display opening is used for installing the display screen 10, and the bottom plate opening is used for installing the bottom plate 20.

The side plate 32 has a main body portion 320, an edge portion 322 connected to the main body portion 320 and adjacent to the bottom plate 20, a recessed portion 321 connected to the main body portion 320 and located between the main body portion 320 and the edge portion 322 and recessed toward the receiving cavity, and a driving assembly 323 mounted on the recessed portion 321 and extending toward the edge portion 322, wherein the recessed portion 321 and the edge portion 322 enclose a slot 324 for engaging with the stopper.

The locking slot 324 is used for receiving the stopper 24 and is engaged with the stopper 24 to fix the bottom plate 20 and the housing 30, and the driving component 323 is used for driving the stopper 24 to be separated from the locking slot 324 under the operation of a user, so that the bottom plate 20 can be detached from the housing 30.

Further, referring to fig. 4, fig. 4 is an enlarged view of a portion I in fig. 3. In this embodiment, the bottom plate 20 further includes an elastic member 23 connected between the body 22 and the stopper 24, the body is formed with an accommodating groove 21, one end of the elastic member 23 is connected to a bottom wall of the accommodating groove 21, the other end of the elastic member is connected to one end of the stopper 24, one end of the stopper 24 is accommodated in the accommodating groove 21, and the other end of the stopper is used for being engaged with the engaging groove 324.

Specifically, one end of the stopper 24 engaged with the engaging groove 324 has a hemispherical outer surface. The elastic member 23 may be a spring.

Further, the driving assembly 323 may include a first slider 3231 disposed on a bottom wall of the recess 321, a second slider 3232 engaged with the first slider 3231, a first driving rod 3233 disposed on the second slider 3232, a third slider 3234 disposed on an inner wall of the edge portion 322, a fourth slider 3235 slidably engaged with the third slider 3234, and a second driving rod 3236 disposed on the fourth slider 3235, the driving assembly 323 slides the first driving rod 3233 and the second slider 3232 relative to the first slider 3231 along the first direction X to abut against the second driving rod 3236 under the operation of the user, thereby driving the second driving rod 3236 and the fourth slider 3235 to slide along the second direction Y relative to the third slider 3234, so that the second driving rod 3236 pushes the stopper 24 to disengage from the locking groove 324. The first direction X and the second direction Y may be perpendicular. Specifically, the first direction X may be a vertical direction, and the second direction Y may be a horizontal direction.

Further, as shown in fig. 5 and 6, in some embodiments, one of the first slide 3231 and the second slide 3232 includes a first slide groove 3231A, and the other of the first slide 3231 and the second slide 3232 includes a first slider 3232B slidably engaged with the first slide groove 3231A; one of the third slider 3234 and the fourth slider 3235 includes a second slide groove 3234C, and the other of the third slider 3234 and the fourth slider 3235 includes a second slider 3235D slidably engaged with the second slide groove 3234C.

Further, as shown in fig. 4, the driving assembly 323 may further include a connecting rod 3237 and a torsion spring 3238, the surface of the first driving rod 3233 has a pivot portion, one end of the connecting rod 3237 is pivoted to the pivot portion, the torsion spring 3238 is disposed adjacent to the pivot portion and configured to apply a pulling force to the connecting rod 3237 so that a side surface of the connecting rod 3237 is attached to the surface of the first driving rod 3233, and the torsion spring 3238 is further configured to drive the first driving rod 3233 when a user operates an end of the connecting rod 3237 away from the pivot portion to rotate around the pivot portion so that the side surface of the connecting rod 3237 is separated from the surface of the first driving rod 3233, thereby pushing the second driving rod 3236.

Further, an end of the first driving rod 3233 adjacent to the second driving rod 3236 may include an arc surface, and an end of the second driving rod 3236 adjacent to the first driving rod 3233 may include an inclined surface, and when the first driving rod 3233 moves along the first direction X under the driving of the torsion spring 3238, the arc surface presses the inclined surface so as to drive the second driving rod 3236 to move along the second direction Y to push the stopper 24.

Specifically, an end of the first driving rod 3233 adjacent to the second driving rod 3236 may include a hemispherical outer surface, but is not limited to the above, for example, an end of the first driving rod 3233 adjacent to the second driving rod 3236 may include another inclined surface, and when the first driving rod 3233 moves along the first direction X under the driving of the torsion spring 3238, the another inclined surface presses against the inclined surface of the second driving rod 3236 so as to drive the second driving rod 3236 to move along the second direction Y to push the stopper 24.

Further, as shown in fig. 2, in order to achieve the effect of stably fixing and detaching the bottom plate, in this embodiment, the number of the second driving rod 3236, the third sliding member 3234, the fourth sliding member 3235, the stop block 24 and the locking groove 324 includes two, the two slots 324 and the two stoppers 24 are respectively adjacent to the back plate 31 and the display screen 10, the two second driving rods 3236, the two third sliding pieces 3234 and the two fourth sliding pieces 3235 are respectively disposed at both sides of the first driving rod 3233, when the first driving rod 3233 moves along the first direction, the arc-shaped surface presses the inclined surfaces of the two second driving rods 3236 to drive the two second driving rods 3236 to slide along opposite directions to respectively push the two limiting blocks 24, and then the two limiting blocks 24 are respectively separated from the corresponding slots 324.

In addition, it is understood that in the display controller 100, the housing 30 includes at least two opposite side plates 32, the two opposite side plates 32 have the same structure in an axisymmetric arrangement, and both ends of the bottom plate 20 adjacent to the two side plates 32 also have the same structure in an axisymmetric arrangement. That is, each side plate 32 has the main body portion 320, the edge portion 322, the recessed portion 321, and the driving assembly 323, the recessed portion 321 and the edge portion 322 of each side plate all enclose the slot 324, the bottom plate 20 includes at least two stoppers 24, the at least two stoppers 24 are located at two ends of the main body 22 and respectively disposed corresponding to the slots 324 of the two side plates 32 disposed opposite to each other, each slot 324 is configured to receive the corresponding stopper 24 and engage with the corresponding stopper 24 to fix one end of the bottom plate 20 to the housing 30, and each driving assembly 323 is configured to drive the corresponding stopper 24 to disengage from the corresponding slot 324 under the operation of a user, so that one end of the bottom plate 20 can be detached from the housing 30. Since the above paragraphs have described the specific structure of each side plate 32, the specific structure of the bottom plate 20, and the detachable structural relationship between the side plates and the bottom plate 30 in detail, no further description is given here.

In addition, it can be understood that when it is needed to remove the bottom plate 20 from the display controller 100, a user can operate one end of the connecting rod 3237 away from the pivot portion to rotate around the pivot portion, so that when the side surface of the connecting rod 3237 is disengaged from the surface of the first driving rod 3233, the first driving rod 3233 in the driving assembly 323 is driven to slide vertically downward, the first driving rod 3233 drives the first slider 3231 to slide vertically downward along the second slider 3232, the lower end of the first driving rod 3233 presses against the inclined surface of the second driving rod 3236, so as to drive the second driving rod 3236 to slide laterally, the second driving rod 3236 drives the fourth slider 3235 to slide laterally along the third slider 3234, and when the other end of the second driving rod 3236 presses against the hemispherical outer surface of the stopper 24, the stopper 24 is driven to disengage from the notch 324, effecting disengagement of the base plate 20 from the housing 30.

In addition, when the bottom plate 20 needs to be installed on the housing 30, a user can engage the stopper 24 at one end of the bottom plate 20 with the engaging groove 324 of the corresponding side plate 32, and then use external force to make the stopper 24 at the other end of the bottom plate 20 compress the elastic member 23 to contract, align the other end of the bottom plate 20 with the engaging groove 324 of the corresponding side plate 32, and stop applying external force to make the stopper 24 at the other end engage with the engaging groove 324, so that the bottom plate 20 is fixed on the housing 30.

The display controller 100 provided by the embodiment of the application has the following beneficial effects:

according to the display controller 100 of the embodiment of the application, the clamping structure design is carried out on the shell 30 and the bottom plate 20, so that the installation procedure of the display controller 100 is simplified, and the installation efficiency is improved; meanwhile, by installing the driving assembly 323, the display controller 100 is easier to disassemble, the disassembling efficiency is improved, and the loss of accessories is avoided. Specifically, by structurally designing the housing 30 and the chassis base 20 of the display controller 100 and installing the driving assembly 323, simplification and facilitation of installation and removal of the display controller 100 are achieved; through the stopper 24 with the cooperation of draw-in groove 324, will shell 30 with bottom plate 20 links together, the rethread drive assembly 323 drive stopper 24 breaks away from draw-in groove 324, thereby realize bottom plate 20 with shell 30 can dismantle, and then save time and improve the installation effectiveness, also bring the experience of preferred for the user and feel.

Furthermore, the elastic element 23 connects the limiting block 24 and the receiving groove 21, so that the limiting block 24 and the engaging groove 324 are more convenient to mount and dismount, and meanwhile, the loss of each accessory during dismounting can be prevented.

Further, through optimizing the shape of the limiting block 24, if the limiting block 24 and one end of the clamping groove 324 are provided with a hemispherical outer surface, the limiting block 24 and the clamping groove 324 can be conveniently mounted and dismounted, so that the dismounting and mounting efficiency of the display controller 100 is improved, and better experience is brought.

Further, by designing the structure of the driving assembly 323, such as the first sliding member 3231, the second sliding member 3232, the first driving rod 3233, the third sliding member 3234, the fourth sliding member 3235, the second driving rod 3236, and the like, the maneuverability of the driving assembly 323 is improved, and the display controller 100 can be disassembled more conveniently and more conveniently; meanwhile, the driving assembly 323 is disposed on the side plate 32 of the housing 30, which also prevents the loss of accessories when the display controller 100 is disassembled.

Further, by further optimizing the structure of the driving assembly 323, if the first sliding groove 3231A, the first sliding block 3232B, the second sliding groove 3234C, the second sliding block 3235D, etc. are adopted, friction can be reduced, so that the driving assembly 323 is driven more easily, and the display controller 100 is further convenient to disassemble.

Further, the connecting rod 3237 and the torsion spring 3238 are added, so that the driving assembly 323 can be driven more conveniently and more easily, and the display controller 100 can be detached conveniently.

Further, by optimally designing the end faces of the driving rods, if the end of the first driving rod 3233 adjacent to the second driving rod 3236 includes an arc-shaped surface, and the end of the second driving rod 3236 adjacent to the first driving rod 3233 includes an inclined surface, the direction of the acting force of the end face can be better changed when the force is applied, so that the effect of saving more labor in operation is achieved, and the experience of a user is further improved.

Further, by optimizing the design of the end surface of the first driving rod 3233, if the end of the first driving rod 3233 adjacent to the second driving rod 3236 includes a hemispherical outer surface, the acting force of the first driving rod 3233 can better act on the second driving rod 3236, and quickly push the second driving rod 3236 to move, thereby improving the disassembling efficiency of the display controller 100.

Further, through the symmetrical design of the detachable structure, if the number of the second driving rod 3236, the third sliding member 3234, the fourth sliding member 3235, the limiting block 24, and the locking groove 324 includes two, the display controller 100 can be more firmly installed, and the assembling efficiency can be improved.

Further, through the structural design of two opposite side plates 32, the display controller 100 is more firm after being installed, is more efficient and convenient to disassemble, and can improve the production efficiency and the assembling efficiency.

The above disclosure is only one embodiment of the present invention, and certainly should not be limited thereto, and the scope of the invention is accordingly intended to be encompassed by the present invention, even if equivalents thereof are made.

Claims

1. A display controller, characterized in that the display controller comprises:

a display screen;

the bottom plate comprises a body and a limiting block connected with the body;

2. The display controller according to claim 1, wherein the bottom plate further comprises an elastic member connected between the body and the stopper, the body is formed with an accommodating groove, one end of the elastic member is connected to a groove bottom wall of the accommodating groove, the other end of the elastic member is connected to one end of the stopper, one end of the stopper is accommodated in the accommodating groove, and the other end of the stopper is used for being engaged with the engaging groove.

3. The display controller according to claim 2, wherein an end of the stopper engaged with the slot has a hemispherical outer surface.

4. The display controller according to claim 1, wherein the driving assembly includes a first slider disposed on a bottom wall of the recess, a second slider engaged with the first slider, a first driving rod disposed on the second slider, a third slider disposed on an inner wall of the edge portion, a fourth slider slidably engaged with the third slider, and a second driving rod disposed on the fourth slider,

the driving assembly enables the first driving rod and the second sliding piece to slide along a first direction relative to the first sliding piece and abut against the second driving rod under the operation of a user, and then the second driving rod and the fourth sliding piece are driven to slide along a second direction relative to the third sliding piece, so that the second driving rod pushes the limiting block to be separated from the clamping groove.

5. The display controller of claim 4, wherein one of the first slider and the second slider comprises a first runner, and the other of the first slider and the second slider comprises a first slider in sliding engagement with the first runner; one of the third sliding member and the fourth sliding member includes a second sliding groove, and the other of the third sliding member and the fourth sliding member includes a second sliding block slidably engaged with the second sliding groove.

6. The display controller according to claim 4, wherein the driving assembly further comprises a connecting rod and a torsion spring, the surface of the first driving rod has a pivot portion, one end of the connecting rod is pivoted to the pivot portion, the torsion spring is disposed adjacent to the pivot portion and is configured to apply a pulling force to the connecting rod so that the side surface of the connecting rod is attached to the surface of the first driving rod, and the torsion spring is further configured to rotate around the pivot portion when a user operates the end of the connecting rod away from the pivot portion so that the side surface of the connecting rod is separated from the surface of the first driving rod, so as to drive the first driving rod and further push the second driving rod.

7. The display controller according to claim 6, wherein an end of the first driving rod adjacent to the second driving rod comprises an arc surface, an end of the second driving rod adjacent to the first driving rod comprises an inclined surface, and when the first driving rod moves in the first direction under the driving of the torsion spring, the arc surface presses against the inclined surface so as to drive the second driving rod to move in the second direction to push the limiting block.

8. The display controller of claim 7, wherein an end of the first drive rod adjacent the second drive rod includes a hemispherical outer surface.

9. The display controller according to claim 7, wherein the number of the second driving rods, the third sliding members, the fourth sliding members, the limiting blocks, and the two locking grooves is two, the two locking grooves and the two limiting blocks are respectively adjacent to the back panel and the display screen, the two second driving rods, the two third sliding members, and the two fourth sliding members are respectively disposed on two sides of the first driving rod, when the first driving rod moves along the first direction, the arc-shaped surface presses against the inclined surfaces of the two second driving rods to drive the two second driving rods to slide along opposite directions to respectively push the two limiting blocks, and then the two limiting blocks are respectively separated from the corresponding locking grooves.

10. The display controller according to claim 1, wherein the side plates comprise at least two oppositely disposed side plates, each side plate has the main portion, the edge portion, the recess portion, and the driving component, the recess portion and the edge portion of each side plate enclose the slot, the bottom plate comprises at least two limiting blocks which are positioned at two ends of the body, the clamping grooves are respectively corresponding to the clamping grooves of the two oppositely arranged side plates, each clamping groove is used for accommodating the corresponding limiting block and is clamped with the corresponding limiting block so as to fix one end of the bottom plate with the shell, and each driving assembly is used for driving the corresponding limiting block to be separated from the corresponding clamping groove under the operation of a user, so that one end of the bottom plate can be detached from the shell.