CN110366335B

CN110366335B - Court screen box

Info

Publication number: CN110366335B
Application number: CN201910692913.7A
Authority: CN
Inventors: 郝宗潮; 刘秋河; 张李根
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2021-07-27
Anticipated expiration: 2039-07-30
Also published as: CN110366335A

Abstract

The invention discloses a court screen box body which comprises a box frame, a base, a roller assembly, an elastic mechanism and a supporting shaft section, wherein a splicing column extends out of one side of the box frame; the supporting shaft section is pivoted to the box frame, extends vertically and is vertically movably connected with the box frame; the base is fixed at the bottom end of the supporting shaft section and synchronously rotates with the supporting shaft section, so that the base is switched to rotate between a storage state parallel to the box frame and an unfolding state staggered with the box frame; the supporting shaft section is elastically connected to the box frame through an elastic mechanism, and the elastic mechanism is used for providing downward elastic force for the supporting shaft section; the roller assemblies are respectively arranged on two sides of the bottom of the box frame, and the bottom surfaces of the roller assemblies are higher than the bottom surface of the base. The invention can finely adjust the height and the rotating angle of the box frame, is flexible to move, and is beneficial to adjusting and splicing to ensure the flatness of the spliced LED display screen body.

Description

Court screen box

Technical Field

The invention relates to an LED screen, in particular to a court screen box body.

Background

The LED screen is used as a necessary display tool in the field of sports, and stability and convenience thereof are particularly important. The LED screen applied to the football field, also called as a football field screen, is arranged around the football field, can be used for displaying real-time information or advertisements of the football field, and requires enough supporting force support of a box frame because of the unique using environment of the football field screen, such as external force required to resist athletes, football and the like, so as to be normally used in outdoor severe environment.

The existing court screen box body is generally large in size and heavy in mass, so that the court screen box body is difficult to transport, and the screen body is divided into a plurality of single small box frames. For the sake of splicing, the individual box frames are often made rectangular. In addition, because the LED display screen application place in the football court is the football court basically, and the roughness on ground can't be guaranteed in the football court place, so in the equipment concatenation of court screen, the roughness of the LED display screen body often can't be guaranteed, and can't remove the roughness of adjusting the whole screen in a flexible way at case frame concatenation in-process, cause very big inconvenience to the assembly process of box, also cause certain influence to the display effect of display screen.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a court screen box body which can finely adjust the height and the rotating angle of a box frame, is flexible to move, and is beneficial to adjusting and splicing to ensure the flatness of the spliced LED display screen body.

The purpose of the invention is realized by the following technical scheme:

a court screen box body comprises a box frame, a base, roller assemblies, an elastic mechanism and a supporting shaft section, wherein a splicing column extends out of one side of the box frame, and a splicing hole which is detachably spliced and matched with a splicing column of another box frame is arranged on the other side of the box frame opposite to the splicing column; the supporting shaft section is pivoted to the box frame, extends vertically and is vertically movably connected with the box frame; the base is fixed at the bottom end of the supporting shaft section and synchronously rotates with the supporting shaft section, so that the base is switched to rotate between a storage state parallel to the box frame and an unfolding state staggered with the box frame; the supporting shaft section is elastically connected to the box frame through an elastic mechanism, and the elastic mechanism is used for providing downward elastic force for the supporting shaft section; the roller assemblies are respectively arranged on two sides of the bottom of the box frame, and the bottom surfaces of the roller assemblies are higher than the bottom surface of the base.

Preferably, the court screen box body still includes top cap and the soft layer of anticollision, at least one edge of top cap is circular-arcly, the top cap bottom is fixed in the case frame top through the fastener, the soft layer cladding of anticollision in top cap, just the tip on the soft layer of anticollision is pressed from both sides tightly between top cap and case frame top.

Preferably, a cushion block protrudes from the bottom of the top cover, so that a clamping gap for the end part of the anti-collision soft layer to extend into is formed between the bottom of the top cover and the top of the box frame, and the cushion block extends along the length direction of the top cover; the two side edges of the top cover are arc-shaped, and the two cushion blocks are respectively arranged on the two sides of the bottom of the top cover and respectively form the clamping gaps; the top cover is a hollow shell and is provided with an inner cavity, vertical reinforcing ribs are arranged in the inner cavity, and the positions of the vertical reinforcing ribs are opposite to those of the cushion blocks.

Preferably, a baffle is convexly fixed on the base, the baffle is spaced from the bottom end of the supporting shaft section, correspondingly, a limiting column protrudes from the bottom of the box frame, and the limiting column and the baffle are mutually limited and abutted and matched; the limiting column is fixedly connected with the baffle in a detachable mode through a locking mechanism.

Preferably, the locking mechanism comprises a bolt, a first through hole formed in the limiting column and a second through hole formed in the baffle, and the bolt is inserted into the first through hole and the second through hole.

Preferably, the elastic mechanism comprises a spring, a first mounting seat and a limiting pipe, the first mounting seat is fixed on the back face of the box frame, the upper end of the supporting shaft section is movably connected with the first mounting seat in a penetrating mode and is in running fit with the first mounting seat, the limiting pipe is fixed in the middle of the supporting shaft section, one end of the spring abuts against the first mounting seat, and the other end of the spring abuts against the limiting pipe.

Preferably, the supporting shaft section comprises a connecting pipe and a threaded rod, the upper end of the connecting pipe is fixedly connected with the lower end of the threaded rod, the limiting pipe is locked on the threaded rod through a first nut, and the first nut is in threaded fit with the threaded rod; the connecting pipe is connected to a second mounting seat in a penetrating mode and is in running fit with the second mounting seat, and the second mounting seat is fixed to the back face of the box frame.

Preferably, the roller assembly includes a roller and a pivot, the pivot is axially perpendicular to the box frame, the pivot is fixed to the bottom of the box frame, and the roller is pivotally connected to the pivot; each roller assembly is provided with at least two rollers, the rollers are respectively pivoted at two ends of the pivot, and the lowest end of each roller is higher than the bottom surface of the base.

Preferably, a top beam is arranged at the top of the box frame, the bottom of the top beam is fixed to the top beam through a fastener, and the end part of the soft anti-collision layer is clamped between the top beam and the top beam.

Preferably, the anti-collision soft layer is EVA cotton; the surface of the soft anti-collision layer close to the top cover is configured as an adhesive surface.

Compared with the prior art, the invention has the following beneficial effects:

(1) according to the invention, through the rotatable and vertically movable configuration of the supporting shaft section, the base fixedly connected with the supporting shaft section can also rotate and vertically move up and down, and the elastic force of the elastic mechanism is combined to provide pre-tightening force for the base, so that when the box frame is spliced with another box frame, the box frame can rotate relative to the base and can be finely adjusted in a vertically movable manner, and further the height and the rotated angle of the LED display screen arranged on the front surface of the box frame can be adjusted, so that the spliced adjacent box frames reach approximately the same height, the flatness of the whole LED screen body is ensured, and the display effect of the screen body is ensured. Meanwhile, when the base rotates to the position staggered with the box frame (in an unfolding state), the base can support the box frame and can prevent the box frame from falling backwards when being impacted by external force. When the box frame is not needed to be used, the base can rotate to the bottom of the box frame to be parallel to the box frame (in a storage state), and therefore, better convenience is provided for installation, use and transportation.

(2) According to the invention, the roller assemblies arranged at the bottom are used for increasing the flexibility of the movable box frame, so that the difficulty of an installer in moving the box frame in the process of installing the splicing box frame can be reduced, and the time for adjusting the flatness of the LED display screen arranged on the box frame can be reduced. And, the utility model discloses a wheel components bottom surface is higher than the base bottom surface, makes the base support not influenced by wheel components, and when normally supporting the case frame, wheel components can not land and produce the rolling effect, only when the concatenation, the case frame that inclines just enables wheel components and produces the effect. In addition, the matching of the splicing columns and the splicing holes is further beneficial to the splicing of the box frame, so that the installation process is simpler and easier.

Drawings

FIG. 1 is a schematic structural diagram of a court screen box body of the invention;

FIG. 2 is a schematic structural view of the court screen box body of the invention after the box frame is removed;

FIG. 3 is an exploded view of the connection between the connecting tube and the base of the present invention;

FIG. 4 is an exploded view of the threaded rod of the present invention in connection with a connecting tube;

FIG. 5 is an exploded view of the baffle, the limiting post and the plug according to the present invention.

FIG. 6 is one of the schematic diagrams of the court screen box body of the present invention showing the roller assemblies and the splicing columns at a stereoscopic angle;

FIG. 7 is a second schematic view of the court screen box body of the present invention showing roller assemblies and the splicing columns at a three-dimensional angle;

fig. 8 is a schematic view of the scroll wheel assembly of the present invention.

FIG. 9 is a schematic view of the court screen box body of the present invention showing the anti-collision soft layer;

FIG. 10 is an enlarged view taken at A in FIG. 9;

FIG. 11 is a schematic structural diagram of a top cover according to an embodiment of the present invention;

fig. 12 is a schematic view of a top beam disposed on the top of a tank frame according to an embodiment of the present invention.

In the figure: 1. a case frame; 2. a base; 21. a second mounting hole; 3. an elastic mechanism; 31. a spring; 32. a first mounting seat; 33. a limiting pipe; 4. supporting the shaft section; 41. a connecting pipe; 42. a threaded rod; 5. a baffle plate; 6. a limiting column; 7. a bolt; 8. a first perforation; 9. a second perforation; 10. a first nut; 11. a second mounting seat; 12. connecting columns; 121. a first mounting hole; 13. connecting sheets; 131. a third mounting hole; 14. a transverse plate; 141. perforating; 15. a limiting sleeve; 16. a fixed tube; 17. a second nut; 202. a roller assembly; 221. a roller; 222. a pivot; 223. a bearing; 224. a sleeve; 225. a mounting frame; 2251. mounting a plate; 2252. a fixed protrusion; 226. a split bolt; 227. a water leakage hole; 228. a fixing hole; 203. splicing the columns; 204. splicing holes; 302. a top cover; 303. an anti-collision soft layer; 304. cushion blocks; 305. a clamping gap; 306. an inner cavity; 307. a vertical reinforcing rib; 308. a fourth mounting hole; 309. a fifth mounting hole; 310. a top beam; 40. a screen body.

Detailed Description

The invention is described in further detail below with reference to the figures and the specific embodiments. In the present specification, the terms "upper", "inner", "middle", "left", "right" and "one" are used for clarity of description only, and are not used to limit the scope of the present invention, and changes or modifications of the relative relationship between them are considered to be within the scope of the present invention without substantial technical changes, and will be described in advance.

As shown in fig. 1, 2, 6 and 7, the court screen box body comprises a box frame 1, a base 2, a roller assembly 202, an elastic mechanism 3 and a support shaft section 4, wherein a splicing column 203 extends from one side of the box frame 1, and a splicing hole 204 for detachably splicing and matching with the splicing column 203 of another box frame 1 is configured on the other side of the box frame 1 opposite to the splicing column 203; the supporting shaft section 4 is pivoted to the box frame 1, and the supporting shaft section 4 extends vertically and is vertically movably connected with the box frame 1; the base 2 is fixed at the bottom end of the supporting shaft section 4 and synchronously rotates with the supporting shaft section 4, so that the base 2 is switched and rotated between a storage state parallel to the box frame 1 and an unfolding state staggered with the box frame 1; the supporting shaft section 4 is elastically connected to the box frame 1 through an elastic mechanism 3, and the elastic mechanism 3 is used for providing downward elastic force for the supporting shaft section 4; the roller assemblies 202 are respectively arranged on two sides of the bottom of the box frame 1, and the bottom surfaces of the roller assemblies 202 are higher than the bottom surface of the base 2.

Through the configuration of the rotatable, vertically movable about the supporting shaft section 4, make the base 2 that links to each other fixedly with it also can rotate and vertical activity from top to bottom, combine elastic force of elastic mechanism 3, can provide the pretightning force to base 2, make case frame 1 when splicing with another case frame 1, case frame 1 can be for base 2 rotation and activity fine setting from top to bottom, and then can adjust the height of installing at the positive LED display screen of case frame 1 and by rotatory angle, make adjacent case frame 1 that is spliced reach roughly the same height, guarantee whole LED screen body 40's roughness, thereby the display effect of screen body 40 has been guaranteed. Meanwhile, the base 2 can support the box frame 1 when rotating to the position staggered with the box frame 1 (the unfolded state), and can prevent the box frame 1 from falling backwards when being impacted by external force. And when need not use, base 2 can rotate to 1 bottom of case frame and be parallel (the state of accomodating) with case frame 1, so, provides more excellent convenience in installation, use, transportation.

Through the roller assembly 202 of bottom installation, increase the flexibility of removing case frame 1, can alleviate installer at the installation concatenation case frame 1 in-process the degree of difficulty of removing case frame 1, reduce the time of the LED display screen roughness of adjustment installation on case frame 1. Furthermore, the utility model discloses a roller components 202 bottom surface is higher than base 2 bottom surface, makes base 2 support not influenced by roller components 202, and when normally supporting case frame 1, roller components 202 can not land and produce the roll effect, only when the concatenation, slope case frame 1, just enable roller components 202 and produce the effect. In addition, the matching of the splicing columns 203 and the splicing holes 204 is further beneficial to the splicing of the box frame 1, so that the installation process is simpler and easier. Wherein, during the installation, another case frame 1 of a case frame 1 matching, through the butt joint of concatenation post 203 with concatenation hole 204, accomplish the concatenation cooperation, wherein, when concatenation post 203 splices and inserts into concatenation hole 204, under the nimble removal effect of roller assembly 202 for a case frame 1 can be spliced to another case frame 1 easily. In this embodiment, the splicing columns 203 are respectively arranged at the top and the bottom of the side of the box frame 1, so that the splicing is firmer and is not easy to be dislocated. The form of the splicing column 203 can be configured with the length, diameter, etc. according to the requirement of the connection strength.

Specifically, as shown in fig. 6 to 8, the roller assembly 202 of the present embodiment includes a roller 221 and a pivot 222, the pivot 222 is axially perpendicular to the tank frame 1, the pivot 222 is fixed to the bottom of the tank frame 1, the roller 221 is pivotally connected to the pivot 222, and the roller 221 rolls on the support of the pivot 222. Each roller assembly 202 is provided with at least two rollers 221, the rollers 221 are respectively pivotally connected to two ends of the pivot 222 to increase the rolling smoothness, and the lowest end of the roller 221 is higher than the bottom surface of the base 2. The roller assembly 202 further includes a bearing 223, a sleeve 224 and a mounting block 225, wherein a mounting plate 2251 for fixing to the bottom of the box frame 1 is formed at the top of the mounting block 225, so as to be fixedly mounted to the box frame 1, further, a plurality of fixing holes 228 are formed on the mounting plate 2251, and mounting holes corresponding to the fixing holes 228 are formed at the bottom of the box frame 1.

Fixing protrusions 2252 extend from two ends of the mounting plate 2251, the pivot 222 is fixed to the fixing protrusions 2252, the two rollers 221 are pivotally connected to the pivot 222 through bearings 223, and the sleeve 224 is sleeved between the two bearings 223 to limit the fixing of the bearings 223, thereby enhancing the structural stability. The outboard end of the bearing 223 is captured within the retaining boss 2252 by a split latch 2267 to facilitate easy installation of the completed wheel assembly 202. In order to facilitate drainage, the mounting plate 2251 is provided with water leakage holes 227, and the tank frame 1 is provided therein with water leakage passages in abutment with the water leakage holes 227.

The base 2 of the present embodiment is in a long strip shape, and the box frame 1 is in a thin rectangular parallelepiped shape, so that when the base 2 rotates to a cross state with the box frame 1, an effective supporting function can be provided for the box frame 1. The length of the base 2 may be configured to be less than or equal to the length of the bottom end of the tank frame 1 to facilitate storage. Preferably, the base 2 of the present embodiment is eccentrically fixed to the lower end of the supporting shaft section 4, so that the base 2 can be extended longer on the back of the tank frame 1 in the unfolded state to provide a more excellent supporting function.

For keeping the state of accomodating, prevent that base 2 from rotating at will and bumping damage in the transportation, the base 2 epirelief of this embodiment is fixed with baffle 5,

baffle

5 and 4 bottom looks intervals of support shaft section, correspondingly, 1 bottom protrusion of case frame has spacing post 6, spacing

post

6 and 5 mutual spacing cooperation of supporting of baffle. The rotation range of the base 2 is limited by the matching of the limiting column 6 and the baffle 5. Further, in order to stably fix the base 2 in the limited storage state, the limit column 6 and the baffle 5 are fixedly connected in a detachable manner through a locking mechanism.

Specifically, as shown in fig. 5, the locking mechanism of the present embodiment includes a bolt 7, a first through hole 8 formed in the limiting column 6, and a second through hole 9 formed in the baffle 5, and the bolt 7 is inserted into the first through hole 8 and the second through hole 9. The bolt 7 is inserted into the first through hole 8 and the second through hole 9, so that the limiting column 6 and the baffle 5 are connected and fixed. The latch 7 is movable to switch the deployed state and the stowed state of the base 2. The baffle 5 of this embodiment is in the shape of an angle bracket and is fixed on the top surface of the base 2 through a fastener.

As a preferred embodiment, the elastic mechanism 3 of the present embodiment includes a spring 31, a first mounting seat 32 and a limiting pipe 33, the first mounting seat 32 is fixed on the back of the box frame 1, the upper end of the supporting shaft section 4 is movably connected to the first mounting seat 32 in a penetrating manner and is rotatably matched with the first mounting seat 32, the limiting pipe 33 is fixed in the middle of the supporting shaft section 4, one end of the spring 31 abuts against the first mounting seat 32, and the other end of the spring 31 abuts against the limiting pipe 33. Since the spring 31 is abutted by the first mounting seat 32 and the limiting tube 33, when the worker finely presses down the box frame 1, the supporting shaft section 4 moves upward relative to the first mounting seat 32, and the spring 31 provides a downward elastic force to the supporting shaft section 4, so as to pre-tighten the splicing acting force with the other box frame 1. On the contrary, when the suitcase frame 1 is finely adjusted in operation, the supporting shaft section 4 moves downward relative to the first mounting seat 32, and at this time, the spring 31 still provides downward elastic force to the supporting shaft section 4, and the splicing force with the other suitcase frame 1 is also pre-tensioned. This fine adjustment process can realize fine adjustment of the height of the box frame 1 under the effect that the spring 31 keeps the elastic force.

In order to facilitate the installation of the spring 31 and the supporting shaft segment 4, the supporting shaft segment 4 of the present embodiment includes a connecting tube 41 and a threaded rod 42, the upper end of the connecting tube 41 is fixedly connected with the lower end of the threaded rod 42, the limiting tube 33 is locked on the threaded rod 42 by a first nut 10, and the first nut 10 is in threaded fit with the threaded rod 42. Through the mode that first nut 10 and threaded rod 42 lock, the elasticity size of adjustable spring 31 to different case frame 1, LED screen weight of adaptation.

For improving the stability, the connecting pipe 41 of this embodiment is connected to a second mounting seat 11 in a penetrating manner, and is in running fit with the second mounting seat 11, the second mounting seat 11 is fixed on the back of the box frame 1, and the supporting shaft section 4 can move up and down and rotate more stably under the constraint action of the second mounting seat 11.

As shown in fig. 3, in order to better fix the connecting pipe 41 and the base 2, a connecting column 12 is fixed in the lower end pipe of the connecting pipe 41, a first mounting hole 121 is formed at the bottom end of the connecting column 12, a second mounting hole 21 corresponding to the first mounting hole 121 is formed in the base 2, a connecting sheet 13 is further arranged at the bottom end of the second mounting hole 21, a third mounting hole 131 corresponding to the second mounting hole 21 is formed in the connecting sheet 13, and the first mounting hole 121, the second mounting hole 21 and the third mounting hole 131 are fastened through locking in threaded fasteners. This fixed mode has removed modes such as welding from, can be firm fixed stay shaft section 4 and base 2, and the staff just can accomplish the installation through locking threaded fastener, and the operation is more simple and convenient.

Furthermore, a transverse plate 14 is fixed on the back of the box frame 1, the connecting sleeve is penetrated and connected to the transverse plate 14, a penetrating opening 141 is formed at the lower side of the transverse plate 14, a limiting sleeve 15 is fixed in the penetrating opening 141, and the connecting sleeve is limited in the limiting sleeve 15. Under the limiting action of the limiting sleeve 15, the pin joint matching and the vertical up-and-down movable matching between the supporting shaft section 4 and the box frame 1 are more stable, and the horizontal left-and-right swinging of the supporting shaft section 4 can be effectively prevented.

As shown in fig. 4, in order to prevent the threaded rod 42 from falling out of the first mounting seat 32, the lower end of the threaded rod 42 of the embodiment is fixed to the upper end of the connecting sleeve by a fixing tube 16, and can be fixed by a pin fixing manner; the upper end of the threaded rod 42 is in threaded connection with a second nut 17, and the second nut 17 is located above the first mounting seat 32.

As shown in fig. 9 to 12, the court screen box body of this embodiment further includes a top cover 302 and a soft anti-collision layer 303, at least one edge of the top cover 302 is arc-shaped, the bottom of the top cover 302 is fixed to the top of the box frame 1 through a fastener, the soft anti-collision layer 303 is covered on the top cover 302, and the end of the soft anti-collision layer 303 is clamped between the top cover 302 and the top of the box frame 1.

Through the configuration of top cap 302, make its circular-arc shape, can effectively uninstall the external impact force, when preventing that case frame 1 is impaired, can also avoid sportsman or football fan on the court to be injured, combine the cushioning effect of the external force of anticollision soft layer 303, more effective to the anticollision effect, be fit for this LED display screen (court screen) and be applied to the fierce court of match to guarantee safety. In addition, because the end of the soft anti-collision layer 303 is clamped between the top cover 302 and the top of the box frame 1, the soft anti-collision layer 303 is not easy to fall off at the top cover 302, and the installation is simpler and more convenient, thereby reducing the loss and the maintenance cost.

As a preferred embodiment, the soft impact prevention layer 303 of this embodiment is EVA cotton. To facilitate installation of the soft bumper layer 303, the side of the soft bumper layer 303 adjacent to the top cover 302 is configured as an adhesive surface, for example, in the form of a back adhesive to achieve adhesive capability. In the assembly process of the box frame 1 of the LED display screen, the paste surface is pasted to the bottom of the top cover 302 firstly, then the paste surface is cut off, the installation of the anti-collision soft layer 303 on the top cover 302 is rapidly completed in a pasting and wrapping mode, then a fastener, such as a screw, is utilized, the top cover 302 which is pasted with the anti-collision soft layer 303 is connected and locked with the top of the box frame 1, at the moment, the anti-collision soft layer 303 is clamped between the bottom of the top cover 302 and the top of the box frame 1, and therefore the anti-collision soft layer 303 is impacted and cannot easily fall off. The top of the tank frame 1 of the present embodiment is provided with a top beam 310, the bottom of the top cover 302 is fixed to the top beam 310 by fasteners, and the end of the soft crash pad 303 is clamped between the top cover 302 and the top beam 310.

As shown in fig. 11 and 12, for the convenience of installation, a fourth mounting hole 308 is formed on the cushion block 304, a fifth mounting hole 309 is formed at the top of the tank frame 1 corresponding to the fourth mounting hole 308, and the fastener is fixedly inserted through the fourth mounting hole 308 and the fifth mounting hole 309. In this embodiment, a screw is inserted into the fifth mounting hole 309 and locked to the fourth mounting hole 308, so that the top cover 302 and the box frame 1 are fastened. Specifically, a plurality of fourth mounting holes 308 are distributed at intervals along the length direction of the cushion block 304, and the fifth mounting holes 309 correspond to the fourth mounting holes 308 one to one. The multiple mounting and locking positions enable the fastening effect of the top cover 302 to be more remarkable, and the soft anti-collision layer 303 is clamped more firmly.

In order to enable the end part of the soft collision avoidance layer 303 to be clamped more smoothly, a cushion block 304 protrudes from the bottom of the top cover 302, so that a clamping gap 305 into which the end part of the soft collision avoidance layer 303 extends is formed between the bottom of the top cover 302 and the top of the box frame 1, the formed clamping gap 305 just receives and is clamped by the end part of the soft collision avoidance layer 303, and the cushion block 304 extends along the length direction of the top cover 302 so as to clamp the soft collision avoidance layer 303 in the length direction of the top cover 302.

In order to enable the two sides of the top cover 302 to have an anti-collision effect, the edges of the two sides of the top cover 302 are arc-shaped, the two cushion blocks 304 are respectively arranged on the two sides of the bottom of the top cover 302 and respectively form the clamping gaps 305, the two clamping gaps 305 respectively clamp the two end parts of the anti-collision soft layer 303, and the top of the top cover 302 is just wrapped by the anti-collision soft layer 303 at the moment, so that the two sides of the top cover 302 completely have the anti-collision effect.

In order to reduce weight and material cost, the top cover 302 of the present embodiment is a hollow shell, and has an inner cavity 306, and vertical reinforcing ribs 307 are disposed in the inner cavity 306 to reinforce the strength of the top cover 302, and the positions of the vertical reinforcing ribs 307 are opposite to the positions of the cushion blocks 304. Meanwhile, the hollow configuration of the top cover 302 also provides the top cover 302 with a certain elastic reaction force to resist external impact force.

The embodiments of the present invention are not limited thereto, and according to the above-mentioned contents of the present invention, the present invention can be modified, substituted or combined in other various forms without departing from the basic technical idea of the present invention.

Claims

1. The court screen box body is characterized by comprising a box frame, a base, a roller assembly, an elastic mechanism and a supporting shaft section, wherein a splicing column extends out of one side of the box frame, and a splicing hole which is detachably spliced and matched with the splicing column of the other box frame is arranged on the other side of the box frame opposite to the splicing column; the supporting shaft section is pivoted to the box frame, extends vertically and is vertically movably connected with the box frame; the base is fixed at the bottom end of the supporting shaft section and synchronously rotates with the supporting shaft section, so that the base is switched to rotate between a storage state parallel to the box frame and an unfolding state staggered with the box frame; the supporting shaft section is elastically connected to the box frame through an elastic mechanism, and the elastic mechanism is used for providing downward elastic force for the supporting shaft section; the roller assemblies are respectively arranged on two sides of the bottom of the box frame, and the bottom surfaces of the roller assemblies are higher than the bottom surface of the base.

2. The court screen box body of claim 1, further comprising a top cover and a soft anti-collision layer, wherein at least one edge of the top cover is arc-shaped, the bottom of the top cover is fixed on the top of the box frame through a fastener, the soft anti-collision layer is coated on the top cover, and the end of the soft anti-collision layer is clamped between the top cover and the top of the box frame.

3. A court screen box according to claim 2, wherein a cushion block protrudes from the bottom of the top cover so that a clamping gap into which the end of the anti-collision soft layer extends is formed between the bottom of the top cover and the top of the box frame, and the cushion block extends along the length direction of the top cover; the two side edges of the top cover are arc-shaped, and the two cushion blocks are respectively arranged on the two sides of the bottom of the top cover and respectively form the clamping gaps; the top cover is a hollow shell and is provided with an inner cavity, vertical reinforcing ribs are arranged in the inner cavity, and the positions of the vertical reinforcing ribs are opposite to those of the cushion blocks.

4. The court screen box body of claim 1, wherein a baffle is convexly fixed on the base, the baffle is spaced from the bottom end of the support shaft section, correspondingly, a limiting column is convexly arranged at the bottom of the box frame, and the limiting column and the baffle are mutually limited and abutted to be matched; the limiting column is fixedly connected with the baffle in a detachable mode through a locking mechanism.

5. A court screen box according to claim 4, wherein the locking mechanism comprises a bolt, a first through hole formed in the limiting column and a second through hole formed in the baffle, and the bolt is inserted into the first through hole and the second through hole.

6. The court screen box of any claim 1-5, wherein the resilient mechanism comprises a spring, a first mounting seat and a limiting pipe, the first mounting seat is fixed on the back of the box frame, the upper end of the support shaft section is movably connected to the first mounting seat in a penetrating manner and is in running fit with the first mounting seat, the limiting pipe is fixed in the middle of the support shaft section, one end of the spring abuts against the first mounting seat, and the other end of the spring abuts against the limiting pipe.

7. The court screen box of claim 6, wherein the support shaft section comprises a connecting tube and a threaded rod, the upper end of the connecting tube is fixedly connected with the lower end of the threaded rod, the limiting tube is locked on the threaded rod through a first nut, and the first nut is in threaded fit with the threaded rod; the connecting pipe is connected to a second mounting seat in a penetrating mode and is in running fit with the second mounting seat, and the second mounting seat is fixed to the back face of the box frame.

8. The court screen housing of any one of claims 1 to 5, wherein the roller assembly comprises a roller and a pivot, the pivot being axially perpendicular to the housing frame, the pivot being fixed to the housing frame bottom, the roller being pivotally connected to the pivot; each roller assembly is provided with at least two rollers, the rollers are respectively pivoted at two ends of the pivot, and the lowest end of each roller is higher than the bottom surface of the base.

9. A court screen casing according to any one of claims 2 to 3, wherein a top beam is provided at the top of the casing frame, the bottom of the top beam is secured to the top beam by fasteners, and the end of the soft impact layer is clamped between the top beam and the top beam.

10. A court screen casing according to any of claims 2 to 3, wherein the soft anti-collision layer is EVA cotton; the surface of the soft anti-collision layer close to the top cover is configured as an adhesive surface.