CN217130861U

CN217130861U - Base fixing assembly and display device

Info

Publication number: CN217130861U
Application number: CN202220227414.8U
Authority: CN
Inventors: 高林海
Original assignee: BOE Technology Group Co Ltd; Hefei BOE Video Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd; Hefei BOE Video Technology Co Ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-05
Anticipated expiration: 2032-01-27

Abstract

The utility model relates to a base fixing component, which comprises a bracket fixed on a back plate of a display device and a base detachably connected with the bracket for supporting the display device, wherein the base comprises a support rod and a connecting rod which are connected in a T-shaped structure, and a first connecting hole is arranged on a first side surface of the connecting rod; the support comprises a bottom plate, wherein an inserting groove for inserting the connecting rod is formed in the bottom plate, and a second connecting hole matched with the first connecting hole is formed in a second side surface, corresponding to the first side surface, of the inserting groove; the joint structure, be located one side of inserting groove, including joint portion and removal portion, removal portion is fixed in on the bottom plate, under the effect of removal portion, joint portion can be followed the extending direction looks vertically first direction removal with the inserting groove, in order to change between first state and second state, under the first state, joint portion passes the second connecting hole in proper order, first connecting hole is with joint unable adjustment base, under the second state, joint portion breaks away from in first connecting hole and the second connecting hole, in order to loosen the base.

Description

Base fixing assembly and display device

Technical Field

The utility model relates to a show product preparation technical field, especially relate to a subassembly and display device are fixed to base.

Background

When using, the display needs the base to support, and the equipment of present base and display is after inserting the slot in the display backplate with the base, through the screw fixation, has following problem: the height of the base is locked and cannot be adjusted; the rear shell exposes the screw, which affects the appearance.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a subassembly and display device are fixed to base when solving base and display equipment, through the screw fixation, the screw exposes, influences the problem of outward appearance.

In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions: a base fixing assembly comprises a bracket fixed on a back plate of a display device and a base detachably connected with the bracket for supporting the display device,

the base comprises a support rod and a connecting rod which are connected in a T-shaped structure, and a first connecting hole is formed in a first side face of the connecting rod;

the bracket comprises a bottom plate, wherein an insertion groove for inserting the connecting rod is formed in the bottom plate, and a second connecting hole matched with the first connecting hole is formed in a second side surface, corresponding to the first side surface, of the insertion groove;

the clamping structure is positioned on one side of the insertion groove and comprises a clamping portion and a moving portion, the moving portion is fixed on the bottom plate, the clamping portion can move along a first direction perpendicular to the extending direction of the insertion groove under the action of the moving portion to switch between a first state and a second state, the clamping portion sequentially penetrates through the second connecting hole and the first connecting hole to be fixed on the base in a clamping mode, and the clamping portion breaks away from the first connecting hole and the second connecting hole to loosen the base in the second state.

Optionally, the moving part includes:

the guide rail is fixed on the bottom plate, the guide rail extends along the first direction, and the clamping part is connected to the guide rail in a sliding manner;

and the toggle switch is connected with the clamping part, extends along a second direction vertical to the first direction, is exposed out of the bottom plate, and is used for manually controlling the clamping part to reciprocate along the guide rail so as to switch between the first state and the second state.

Optionally, the guide rail includes two sub-guide rails arranged oppositely, the moving portion further includes a sliding connecting piece connected between the two sub-guide rails in a sliding manner, and the clamping portion is fixed on the sliding connecting piece;

and one surface of each sub-guide rail, which faces the other sub-guide rail, is provided with a sliding groove, and a ball is arranged between the sliding connecting piece and the corresponding sliding groove.

Optionally, two opposite bar-shaped protrusions are arranged on the bottom plate, each sub-guide rail comprises a connecting sleeve with a U-shaped cross section, one of the connecting sleeves is provided with the sliding groove on the side surface facing the other connecting sleeve, the connecting sleeves are arranged on the corresponding bar-shaped protrusions, and the bar-shaped protrusions and the corresponding connecting sleeves are fixed through screws.

Optionally, the moving part further includes a reset element for automatically switching the clamping part to the first state when the clamping part is in the second state, and the reset element includes:

the limiting piece is arranged at one end, far away from the inserting groove, of the sliding connecting piece, and a through hole penetrating through two opposite side faces of the limiting piece along the first direction is formed in the limiting piece;

the two fixing parts are respectively arranged at two ends of the guide rail along the first direction;

the limiting shaft extends along the first direction and penetrates through the limiting sheet, the limiting shaft is fixed between the two fixing parts, and the limiting shaft is positioned between the two sub-guide rails;

the reset spring is sleeved on the limiting shaft and is abutted against one side of the limiting sheet far away from the insertion groove.

Optionally, one side of the clamping portion, which is close to the insertion groove, is provided with a bolt extending along the first direction, and the bolt can be sequentially inserted into the second connection hole and the first connection hole to fix the base.

Optionally, the clamping portion includes at least one of the pins, the first connection hole includes at least one first sub-connection hole corresponding to the pin, and the second connection hole includes at least one second sub-connection hole corresponding to the first sub-connection hole.

Optionally, a fixing hole is formed in a third side face, far away from the bottom plate, of the insertion groove;

the fixing elastic sheet is a strip-shaped elastic sheet extending along the extending direction of the insertion groove, one end of the fixing elastic sheet is fixed on the insertion groove, the other end of the fixing elastic sheet spans the fixing hole and is connected to the third side face of the insertion groove in an overlapping mode, a pressing portion formed by bending is arranged in the middle of the fixing elastic sheet, and the pressing portion can extend into the fixing hole and is pressed on the connecting rod to fix the base in a pressing mode in the direction perpendicular to the bottom plate.

Optionally, a clamping groove is formed in a fourth side face, corresponding to the third side face, of the connecting rod, and the pressing portion can be matched with the clamping groove to fix the connecting rod.

Optionally, the insertion groove is formed by fixing a fixing sleeve with a U-shaped cross section on the bottom plate, two side walls of the fixing sleeve respectively extend outwards and bend to form a connecting plate fixed with the bottom plate, and a limiting portion is arranged on one side of the bottom plate far away from the insertion end of the insertion groove to limit the insertion position of the connecting rod.

Optionally, the connecting rod is provided with a plurality of first connecting holes along the extending direction thereof.

Optionally, the connecting rod includes an insertion part that can be inserted into the insertion groove, the cross section of the insertion part is rectangular, the insertion part includes two sets of oppositely disposed side faces, and each set of oppositely disposed side faces is provided with the first connection hole.

The embodiment of the utility model provides a still provide a display device, including the backplate to and foretell fixed subassembly of base.

The utility model has the advantages that: through the setting of joint structure, change the fixed mode of base, replace the screw fixation through the mode of joint, solve the screw and expose the problem that influences the outward appearance.

Drawings

FIG. 1 is a first schematic view showing a state of mounting a base in a related art;

FIG. 2 is a schematic view showing a mounting state of a base in the related art;

FIG. 3 is a schematic view of the installation state of the base in the embodiment of the present invention;

fig. 4 shows a schematic view of a part of the structure of the base bracket according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram of a moving part in an embodiment of the present invention;

fig. 6 shows a schematic structural diagram ii of the moving part in the embodiment of the present invention;

fig. 7 is a schematic view showing the fastening part fixed to the sliding connector according to the embodiment of the present invention;

fig. 8 shows a schematic view of the fixing sleeve forming the insertion groove in the embodiment of the present invention;

fig. 9 is a schematic view of a fixing clip according to an embodiment of the present invention;

fig. 10 shows a first schematic structural diagram of a base according to an embodiment of the present invention;

fig. 11 shows a second schematic structural view of the base in the embodiment of the present invention;

FIG. 12 is a schematic view illustrating a first supporting state of the base according to the embodiment of the present invention;

fig. 13 is a schematic view illustrating a supporting state of the base according to an embodiment of the present invention.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 3 to 13, the present embodiment provides a base fixing assembly including a bracket fixed to a rear panel of a display device, and a base 2 detachably coupled to the bracket for supporting the display device,

the base 2 comprises a support rod 21 and a connecting rod 22 which are connected in a T-shaped structure, and a first connecting hole 221 is formed in a first side face of the connecting rod 22;

the support comprises a bottom plate 1, wherein an insertion groove 11 for inserting the connecting rod 22 is formed in the bottom plate 1, and a second connecting hole 111 matched with the first connecting hole 221 is formed in a second side surface, corresponding to the first side surface, of the insertion groove 11;

the clamping structure is located on one side of the insertion slot 11 and comprises a clamping portion 32 and a moving portion, the moving portion is fixed on the bottom plate 1, under the action of the moving portion, the clamping portion 32 can move along a first direction (refer to a Y direction in fig. 3) perpendicular to an extending direction (refer to an X direction in fig. 3) of the insertion slot 11 to switch between a first state and a second state, in the first state, the clamping portion 32 sequentially penetrates through the second connecting hole 111 and the first connecting hole 221 to clamp and fix the base 2 (shown in fig. 3 as a clamping and fixing state), and in the second state, the clamping portion 32 is separated from the first connecting hole 221 and the second connecting hole 111 to loosen the base 2.

In the prior art, when in use, a user needs to manually mount the base 3, fix the base bracket 2 on the back plate 1 of the display, and fix the base 3 and the base bracket 2 by screws, such an assembly manner would expose the screws (refer to 10 in fig. 2), refer to fig. 1 and 2. In order to solve the problem, in this embodiment, the fastening manner of screw fastening is replaced by the arrangement of the fastening portion 32, the fastening portion 32 moves along the first direction to fasten and fasten the base 2 or loosen the base 2, and compared with the manner of screw fastening, the problem that the appearance is affected by the exposed screw is avoided.

This embodiment is exemplary, and the moving part includes:

a guide rail 31 fixed on the bottom plate 1, wherein the guide rail 31 extends along the first direction, and the clamping portion 32 is slidably connected to the guide rail 31;

and a toggle switch 33 connected to the engaging portion 32, extending in a second direction perpendicular to the first direction and exposed to the bottom plate 1, for manually controlling the engaging portion 32 to reciprocate along the guide rail 31 to switch between the first state and the second state.

Through toggle switch 33's setting, the operation of the user of being convenient for, manual control the removal of joint portion 32, so that the dismouting of base 2.

In this embodiment, the moving direction of the toggle switch 33 is parallel to the extending direction of the bottom edge of the display (the edge near the inserting end of the base, i.e. the edge parallel to the desktop when the display is horizontally placed on the desktop), so as to facilitate the operation of the user.

Referring to fig. 4-6, in this embodiment, the guide rail 31 includes two sub-guide rails disposed oppositely, the moving part further includes a sliding connector 34 slidably connected between the two sub-guide rails, and the clamping part 32 is fixed on the sliding connector 34;

a sliding groove 37 is arranged on one surface of each sub-guide rail facing to the other sub-guide rail, and a ball 304 is arranged between the sliding connecting piece 34 and the corresponding sliding groove 37.

The ball is adopted to slide, so that the movement is more stable and reliable.

The guide rail 31 and the bottom plate 1 may be integrally formed or may be separately disposed, and for convenience of manufacturing, in this embodiment, the guide rail 31 and the bottom plate 1 are exemplarily disposed separately. The improved structure of the supporting plate is characterized in that two opposite connecting plates are arranged on the base plate 1, the connecting plates are perpendicular to the base plate 1, the middle of each connecting plate is bent towards the direction close to the other connecting plate to form a supporting portion 305, two opposite sides of each supporting portion 305 are provided with fixing connecting portions 303, and threaded holes are formed in the fixing connecting portions 303.

Every the sub-guide rail includes that the cross section is the adapter sleeve of U-shaped to and a cross section is the spout 37 of U-shaped, the adapter sleeve is located the outside of spout 37, just be provided with on the adapter sleeve with the screw hole cooperate with the fixed screw hole of fixed connection portion 303, it has a plurality of balls 304 to inlay along its extending direction interval on two relative inside walls of spout 30, the ball part expose in corresponding the inside wall, in order to with sliding connection 34 contacts, refer to fig. 6.

The sliding groove 37 may be integrally formed with the connecting sleeve, may be formed by an integral process, or may be formed by a separate structure, which is not limited herein.

Illustratively, the moving portion further includes a reset element for automatically switching the engaging portion 32 to the first state when the engaging portion is in the second state, and the reset element includes:

the limiting sheet 301 is arranged at one end of the sliding connecting piece 34 far away from the inserting groove 11, and a through hole penetrating through two opposite side surfaces of the limiting sheet 301 along the first direction is formed in the limiting sheet 301;

two fixing portions 38 respectively provided at both ends of the guide rail 31 in the first direction;

the limiting shaft 35 extends along the first direction and is arranged on the limiting sheet 301 in a penetrating manner, the limiting shaft 35 is fixed between the two fixing parts 38, and the limiting shaft 35 is located between the two sub-guide rails;

the return spring 36 is sleeved on the limiting shaft 35 and abuts against one side of the limiting sheet 301 far away from the insertion groove 11.

Spacing piece 301 with reset spring 36 cooperatees and realizes that reset spring is automatic to bounce back and resets, and toggle switch 33 makes joint portion 32 with inserting groove 11 separation back, the hand loosens the back automatic re-setting under reset spring 36's effect, prevents joint portion 32 from removing in base 2, guarantees the fixed stability of base 2.

The limiting shaft 35 is arranged to limit the deformation direction of the return spring 36, prevent the return spring 36 from deviating, and limit the moving direction of the sliding connector 34.

In this embodiment, the length of the sliding slot 37 is smaller than that of the sub-guide rail, a baffle is arranged at one end of the sliding slot 37 far away from the insertion slot 11, and when the distance between one end of the sliding slot 37 far away from the insertion slot 11 and one end of the sub-guide rail far away from the insertion slot 11 is greater than or equal to the maximum compression amount of the return spring 36, the length of the return spring 36 is that the moving stroke of the clamping portion 32 is controlled within the allowed deformation range of the return spring 36, so as to avoid that the spring is damaged due to excessive movement when the toggle switch 33 is moved.

Referring to fig. 6, for example, an end surface of one end of the sliding connection piece 34, which is far away from the insertion groove 11, extends in a direction far away from the insertion groove 11 to form two opposite connection arms, one ends of the two connection arms, which are far away from the insertion groove 11, are connected through a connection rod, an extending direction of the connection rod is parallel to an extending direction of the insertion groove 11, and the connection rod is fixed with the limiting piece 301. The cross section of the limiting piece 301 is in a U shape and comprises a connecting plate with a threaded hole, two side plates perpendicular to the connecting part are arranged on two opposite sides of the connecting plate, and a through hole for the limiting shaft 35 to pass through is formed in each side plate.

The connecting plate of the limiting piece 301 is far away from the surface of the bottom plate 1 and the surface of the bottom plate 1 is parallel and level with the sliding connecting piece 34, so that the clamping portion 32 is prevented from being fixed.

The shape of the two side plates of the limiting piece 301 may be set according to actual needs, and may be rectangular, or trapezoidal (avoiding space).

Illustratively, a side of the clamping portion 32 close to the insertion groove 11 is provided with a latch 302 extending along the first direction, and referring to fig. 7, the latch 302 can be inserted into the second connection hole 111 and the first connection hole 221 in sequence to fix the base 2.

Along keeping away from inserting groove 11's direction, bolt 302 includes frustum column structure and cylindric structure, the area that frustum column structure was kept away from the one end of frustum column structure is less than frustum column structure is close to the area of the one end of cylindric structure, promptly frustum column structure's outer peripheral face forms the spigot surface, does benefit to bolt 302 inserts in proper order second connecting hole 111 with first connecting hole 221. The first connection hole 221 and the second connection hole 111 are both circular, and are matched with the cylindrical structure, so that the bolt 302 is favorably inserted into the second connection hole 111 and the first connection hole 221 in sequence.

Illustratively, the clamping portion 32 includes at least one of the pins 302, the first connection hole 221 includes at least one first sub-connection hole 2201 corresponding to the pins 302, and the second connection hole 111 includes at least one second sub-connection hole 1101 corresponding to the first sub-connection hole 2201.

The number of the pins 302 can be set according to actual needs, and in an embodiment of the present embodiment, the fastening portion 32 includes two pins 302, so as to improve the stability of fixing the base 2, but not limited thereto.

Referring to fig. 3, 8 and 9, for example, a fixing hole 112 is formed on a third side surface of the inserting groove 11 away from the bottom plate 1;

the fixing elastic sheet 12 is arranged on the third side surface, the fixing elastic sheet 12 is a strip-shaped elastic sheet extending along the extending direction of the insertion groove 11, one end of the fixing elastic sheet 12 is fixed on the insertion groove 11, the other end of the fixing elastic sheet 12 crosses over the fixing hole 112 and is connected to the third side surface of the insertion groove 11 in an overlapping mode, the middle of the fixing elastic sheet 12 is provided with a pressing portion 121 formed by bending, and the pressing portion 121 can extend into the fixing hole 112 and is pressed on the connecting rod 22 so as to press and fix the base 2 in the direction perpendicular to the bottom plate 1.

The arrangement of the fixed elastic sheet 12 effectively prevents the base 2 from shaking in the direction perpendicular to the bottom plate 1, and the stability of the whole machine is effectively improved.

It should be noted that one surface of the pressing portion 121 close to the inserting end of the inserting slot 11 is an inclined surface, so that the connecting rod 22 is conveniently inserted into the inserting slot 11.

The cross-sectional shape of the pressing part 121 in the extending direction parallel to the inserting slot 11 is trapezoidal (inverted trapezoidal), the bottom of the pressing part 121 contacting with the connecting rod 22 is a plane, the pressing area of the pressing part 121 and the connecting rod 22 is increased, and the area of the bottom of the pressing part 121 is smaller than the area of the open end of the pressing part 121, so that the connecting rod 22 is favorably inserted.

Illustratively, a clamping groove is formed on a fourth side surface of the connecting rod 22 corresponding to the third side surface, and the pressing portion 121 can cooperate with the clamping groove to fix the connecting rod 22.

The arrangement of the clamping groove is more beneficial to fixing the elastic sheet 12 to the base 2, two opposite side surfaces of the clamping groove 11 in the extending direction are inclined surfaces, so that the pressing part 121 is clamped and separated from the clamping groove in the plugging and unplugging process of the base 2.

Referring to fig. 8, for example, the insertion groove 11 is formed by fixing a fixing sleeve with a U-shaped cross section on the bottom plate 1, two side walls of the fixing sleeve respectively extend outwards and bend to form a connecting plate 113 fixed with the bottom plate 1, and a limiting portion 103 (refer to fig. 3) is disposed on one side of the bottom plate 1 away from the insertion end of the insertion groove 11 to limit the insertion position of the connecting rod 22.

The connecting plate 113 and the bottom plate 1 are fixed by screws (the bottom plate 1 is provided with screw holes 101), but it should be noted that the display device is further provided with a rear shell 10, the screws for fixing the connecting plate 113 and the bottom plate 1 are shielded by the rear shell 10 and are not exposed, and in the conventional technology, the screws are necessarily exposed due to installation by a user, so that the appearance is affected.

Illustratively, a positioning column 102 is arranged on the bottom plate 1, and a positioning hole is arranged on the fixing sleeve, and the positioning hole is matched with the positioning column 102 to realize alignment of the fixing sleeve.

Illustratively, the connecting rod 22 is provided with a plurality of first connecting holes 221 along the extending direction thereof.

The arrangement of the plurality of first connection holes 221 enables the height of the base 2 to be adjustable, (fig. 12 and 13 show schematic diagrams of states supported by different heights) the number of the first connection holes 221 and the interval between two adjacent first connection holes 221 may be set more according to actual needs, the more the number of the first connection holes 221 is set, the more the height-adjustable gears of the base 2 are, the smaller the interval between two adjacent first connection holes 221 is, the more flexible the adjustment is, and the more convenient the use is.

Illustratively, the connecting rod 22 includes an insertion portion that can be inserted into the insertion groove 11, the cross section of the insertion portion is rectangular, the insertion portion includes two sets of oppositely disposed side surfaces, and each set of oppositely disposed side surfaces is provided with the first connecting hole 221.

Each set of two opposite side surfaces is provided with the first connection hole 221, so that the base 2 can still be inserted into the insertion groove 11 after rotating 90 degrees to be fixed on the base support, when the base support is not needed, the base 2 can be stored (for example, when the display is suspended and placed, the problem that the base is placed everywhere is solved), when the base 2 supports, the extending direction of the support rod 21 is perpendicular to the extending direction of the bottom edge of the display, after rotating 90 degrees, the extending direction of the support rod 21 is parallel to the extending direction of the bottom edge of the display, so that the base 2 can be placed conveniently, and because the support rod 21 and the connection rod 22 are in a T-shaped structure, the base 2 can be used for hanging articles after rotating 90 degrees.

Referring to fig. 11, for convenience of hanging an article, a hook 4 is exemplarily disposed on the supporting rod 21, the hook 4 includes a first side plate 41 and a second side plate 42 which are disposed oppositely, the first side plate 41 and the second side plate 42 are respectively disposed on two opposite sides of the supporting rod 21, the article can be hung between the first side plate 41 and the second side plate 42, the hook 4 and the supporting rod 21 are connected in a magnetic attraction manner, the supporting rod 21 is provided with a first magnetic portion 24 having a first magnetic property, the hook is provided with a second magnetic portion 43 having a second magnetic property opposite to the first magnetic property, and the second magnetic portion is fixed between the first side plate 41 and the second side plate 42.

Illustratively, the first magnetic part 24 is a strip-shaped structure extending along the extending direction of the support rod 21, and can flexibly move the position of the hook 4.

Illustratively, the bar-shaped structure is bonded to the support bar 21 by an adhesive.

For example, the second magnetic part 43 may be integrated with the first side plate 41 or the second side plate 42, or may be a separate structure.

For example, one end of the first side plate 41, which is far away from the support rod 21, is bent in a direction close to the second side plate 42 to form a bent baffle, and the bent baffle can prevent the articles from being separated.

Illustratively, the bottom surface of the support rod 21, which is far away from the connecting rod 22, is provided with a non-slip pad 23.

Along the extending direction of the supporting rod 21, a plurality of the anti-skid pads 23 are arranged at intervals to improve the supporting stability.

The display device may be a television, a desktop display, etc.

It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.

Claims

1. A base fixing component comprises a bracket fixed on a back plate of display equipment and a base detachably connected with the bracket and used for supporting the display equipment, and is characterized in that,

2. The base securing assembly as claimed in claim 1, wherein the moving portion comprises:

3. The base fixing assembly according to claim 2, wherein the guide rail comprises two sub-guide rails arranged oppositely, the moving portion further comprises a sliding connecting member slidably connected between the two sub-guide rails, and the clamping portion is fixed on the sliding connecting member;

and one surface of each sub-guide rail, which faces to the other sub-guide rail, is provided with a sliding groove, and a ball is arranged between the sliding connecting piece and the corresponding sliding groove.

4. The base fixing assembly according to claim 3, wherein two opposite strip-shaped protrusions are disposed on the bottom plate, each of the sub-guide rails includes a connecting sleeve having a U-shaped cross section, the sliding groove is disposed on a side surface of one of the connecting sleeves facing the other connecting sleeve, the connecting sleeves are disposed on the corresponding strip-shaped protrusions, and the strip-shaped protrusions and the corresponding connecting sleeves are fixed by screws.

5. The base fixing assembly according to claim 3, wherein the moving portion further comprises a reset member for automatically switching the engaging portion to the first state when the engaging portion is in the second state, the reset member comprising:

6. The base fixing assembly as claimed in claim 2, wherein a latch extending along the first direction is disposed on a side of the engaging portion adjacent to the insertion groove, and the latch is sequentially inserted into the second connection hole and the first connection hole to fix the base.

7. The base securing assembly as claimed in claim 6, wherein the snap-in portion includes at least one of the pins, the first connecting hole includes at least one first sub-connecting hole corresponding to the pin, and the second connecting hole includes at least one second sub-connecting hole corresponding to the first sub-connecting hole.

8. The base fixing assembly as claimed in claim 6, wherein a fixing hole is formed on a third side surface of the insertion groove away from the bottom plate;

9. The base fixing assembly according to claim 8, wherein a clamping groove is formed on a fourth side surface of the connecting rod corresponding to the third side surface, and the pressing portion can be matched with the clamping groove to fix the connecting rod.

10. The base fixing assembly as claimed in claim 8, wherein the insertion groove is formed by fixing a fixing sleeve having a U-shaped cross section to the bottom plate, two side walls of the fixing sleeve extend outward and are bent to form connecting plates fixed to the bottom plate, and a limiting portion is provided on a side of the bottom plate away from the insertion end of the insertion groove to limit the insertion position of the connecting rod.

11. The base fixture assembly of claim 1, wherein the connecting rod is provided with a plurality of first connection holes along an extending direction thereof.

12. The base fixing assembly according to claim 1, wherein the connecting rod includes an insertion portion that can be inserted into the insertion groove, the insertion portion has a rectangular cross section, the insertion portion includes two sets of oppositely disposed side surfaces, and the first connecting holes are disposed on each set of oppositely disposed side surfaces.

13. A display device comprising a back plate and the base fixing assembly of any one of claims 1-12.