LED screen boat

Abstract

The present application relates to the technical field of display screen air vehicle, and particularly relates to an LED screen air vehicle, which comprises a chassis assembly, a plurality of sliding wheels are installed on the bottom surface of the chassis assembly, a bracket one is installed on the bottom surface of the chassis assembly, and a plurality of clamping fixing holes are formed on the side edges of the chassis assembly; a baffle assembly comprises a front guardrail and a side guardrail which are detachably clamped into the clamping fixing holes; a front guardrail lock is installed on each side of the front guardrail, a lock core handle on the front guardrail lock is clamped into a fixing hole one of the adjacent side guardrail to be clamped and positioned, and a side guardrail lock which flips and locks the box body is installed on each side of the side guardrail; a top supporting assembly is arranged above the baffle assembly, and a bracket is arranged on the top of the top supporting assembly, the bracket can be paired with the bracket one and is fixed by a latch one. The present application has the advantages of high loading capacity, simple operation, good stability and the like.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of display screen trolleys, in particular to an LED screen trolley. BACKGROUND

[0002] With the development of economy, people's demand for efficiency is getting higher and higher. The LED screen on the market needs to be transported by a trolley when assembling and using.

[0003] At present, the steps of loading and picking up the box of the trolley on the market are relatively cumbersome, and the carrying capacity is low. In the process of use, there are also disadvantages such as poor stability.

[0004] Therefore, it is urgent to provide an LED screen trolley to overcome the above defects. SUMMARY

[0005] The main purpose of the present application is to provide an LED screen trolley, which has the advantages of high loading capacity, simple operation and good stability.

[0006] In order to achieve the above purpose, the technical scheme adopted by the present application is:

[0007] An LED screen trolley, comprising:

[0008] A chassis assembly is installed with a plurality of sliding wheels on the bottom surface and a bracket one, and a plurality of clamping fixing holes are formed on the side edge of the chassis assembly;

[0009] A baffle assembly includes a front guardrail and a side guardrail which can be detachably clamped into the clamping fixing hole; the front guardrail is installed with a front guardrail lock on both sides, and the lock core handle on the front guardrail lock is clamped into the fixing hole one of the adjacent side guardrail for clamping and positioning; the two side guardrails are installed with a side guardrail lock for turning and locking the box.

[0010] A top support assembly is provided above the baffle assembly, and a bracket is provided at the top and can be paired with the bracket one and fixed by a latch one.

[0011] The LED screen vehicle of the present application is characterized in that the bracket one is installed at the bottom end of the chassis assembly, the top support assembly is installed above, the bracket one at the bottom end of different LED screen vehicles is clamped and fixed on the top support assembly during use, the stacking of the product can be realized, and the carrying efficiency of the product is increased. In addition, the side guardrails and the front guardrails are clamped into the chassis assembly at the lower end, the front guardrail lock is installed on the front guardrail of the LED screen vehicle, the front guardrail lock is clamped into the side guardrail by stretching and rotating, the fixing of the baffle assembly can be realized, the assembling and installation operation of the product is simple, the loading capacity is large, in addition, the side guardrail lock is installed on the side guardrail, the box body can be quickly locked by rotating the side guardrail lock, the working efficiency is improved, and the stability of the product after loading is improved, the product has the advantages of high loading capacity, simple operation and good stability. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structure schematic view of one embodiment of the LED screen vehicle of the present application.

[0013] Figure 2 It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 1

[0014] Figure 3 It is another structure schematic view of the LED screen vehicle. Figure 1

[0015] Figure 4 It is a structure schematic view of one embodiment of the chassis lock of the present application.

[0016] Figure 5 It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 4

[0017] It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 6

[0018] It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 7

[0019] It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 8

[0020] It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 9

[0021] It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 10

[0022] It is a structure schematic view of one embodiment of the LED screen vehicle of the present application. Figure 11

[0023] ​​​Figure 12 is a structural exploded view. Figure 11

[0024] Figure 13 is a structural view of an embodiment of the side guardrail lock of the present embodiment.

[0025] Figure 14 is a structural exploded view. Figure 13

[0026] Figure 15 is a further structural exploded view. Figure 13

[0027] Figure 16 is a structural view of another aspect of the present embodiment. Figure 13

[0028] Figure 17 is a sectional view of A-A in Figure 16 DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, purposes and effects of the present application easy to understand, the present application will be further described below in conjunction with specific embodiments.

[0030] Please refer to Figures 1 to 3 , the LED screen boat of the present embodiment comprises a chassis assembly 1, a baffle assembly 2, a top support assembly 3 and a baffle 4, wherein the bottom end of the baffle assembly 2 is clamped and fixed on the chassis assembly 1, the baffle assembly 2 is fixed by a front guardrail lock B, the top support assembly 3 is installed above the baffle assembly 2, and the baffle 4 is detachably installed on the side edge of the chassis assembly 1. Specifically, one side of the baffle facing the chassis assembly 1 is provided with a plug-in column 41 and a spring member 42 sleeved with the outer circumferential side of the plug-in column 41; a clamping fixing seat 1 is installed on the bottom surface of the chassis assembly 2, a channel 2 is formed in the clamping fixing seat 1, and the channel 2 is communicated with a channel 3 on the side edge of the chassis assembly bottom frame. The installation of the baffle 4 makes the product have better protection function, and the clamping fixing seat 1 is additionally provided to make the baffle 4 easy to disassemble and assemble, that is, the plug-in column 41 is aligned with the channel 2 and the channel 3, which is convenient and fast to assemble.

[0031] In the preferred embodiment, a plurality of sliding wheels 11 and a bracket 1 are installed on the bottom surface of the chassis assembly 1, and a plurality of clamping fixing holes 141 are formed on the side edge of the chassis assembly 1. Specifically, the chassis assembly 1 comprises a support bottom plate 13, a fixed frame 14 fixedly connected with the support bottom plate 13, a plurality of support crossbars 16 arranged on the support bottom plate 13 and having a plurality of chassis locks A and a plurality of box positioning pins 15 installed on the upper end surface thereof, and the clamping fixing holes 141 are formed on the fixed frame 14.​​​​​

[0032] Please combine Figures 4 to 7 The bottom lock A comprises: a first lock seat A1, a fixed seat A2, a bolt module A3 and an elastic positioning assembly A4, wherein the first lock seat A1 is formed with a clamping fixed through hole A11 at one end, the fixed seat A2 is arranged beside the first lock seat A1 and is formed with a first channel A21 opposite to the clamping fixed through hole A11, and a second channel A22 partially coincides with the first channel A21 and partially located beside the first channel A21 to guide the first channel A21, the bolt module A3 comprises a first bolt A31 and a second bolt A32 clamped at a certain angle, the second bolt A32, the first bolt A31 and the second bolt A32 are correspondingly moved along the first channel A21 and the second channel A22 by pushing, the first bolt A31 penetrates into the clamping fixed through hole A11 and locks the first lock seat A1, and a set of elastic positioning assemblies A4 are installed in the fixed seat A2 on both sides of the first channel A21 to elastically position the first bolt A31, and the protruding part b1 / the ball Ad3 respectively abuts against the first bolt A31.

[0033] Specifically, the first bolt A31 is formed with a limiting groove Aa1 and a positioning groove Aa2, the limiting groove Aa1 is consistent with the second channel A22, the positioning groove Aa2 is located beside one end of the limiting groove Aa1, the first bolt A31 is formed with a limiting part Ac on the outside of one end facing the first lock seat A1, the limiting part Ac has a stepped sliding groove formed by cutting one side of one end of the first bolt A31, the protruding part b1 moves on the sliding groove during locking and unlocking, and the limiting part Ac is arranged to abut against the first lock seat A1 during locking, thereby limiting the displacement of the first bolt A31. The second bolt A32 penetrates one end of the first bolt A31 perpendicularly, and glue is injected between the connection of the first bolt A31 and the second bolt A32, which effectively improves the stability of the product, and further, the diameter of one end of the first bolt A31 connected by the second bolt A32 is smaller than that of the other end, so that the second bolt A32 is better combined with the opening and closing effect of the second channel A22.

[0034] The elastic positioning assembly A4 comprises: an abutting positioning piece one A41 which penetrates through the fixing seat A2, abuts against the first plug A31 and slides or is clamped into the limiting groove a2, and an elastic positioning unit A42 which is arranged at the other end of the first plug A31, abuts against the limiting groove Aa1 of the ball b2 and is in close contact with the first plug A31 according to the elastic force and the abutting positioning piece A41. The elastic positioning unit A42 comprises: a first base Ad1 which is fixed on the fixing seat A2, an elastic piece Ad2 which is sleeved on the fixed shaft of the first base Ad1, a movable pin Ad4 which is clamped and fixed at one end of the elastic piece Ad2 and at the other end of the ball Ad3, and the other end of the movable pin Ad4 is clamped and fixed. The movable pin Ad4 is formed with a clamping and fixing groove at both ends, the ball Ad3 is clamped and fixed on the clamping and fixing groove, the protruding part b1 is in a hemispherical shape, and the ball Ad3 is in a spherical shape.

[0035] Please also refer to Figures 8 to 10 , the second plug A32 is pushed towards the first lock seat A1, the first plug A31 penetrates into the clamping and fixing through hole A11, in this process, the first plug A31 and the second plug A32 move along the first channel A21 and the second channel A22, and synchronously, the ball Ad3 slides along the limiting groove Aa1, moves to the position shown in Figure 8 , the limiting part Ac is limited to stop moving, the second plug A32 is turned over, the protruding part b1 is clamped into the positioning groove Aa2, at this time, as shown in Figure 10 , the locking function is realized; when opening, the second plug A32 is pulled up and pulled out reversely to Figure 9 , the ball Ad3 and the limiting groove Aa1 realize the limiting function, and the first lock seat A1 is opened. The chassis lock A is used for facilitating the quick assembly and fixation of the product.

[0036] The baffle assembly 2 comprises a front guardrail 21 and a side guardrail 22 which are detachably clamped into the clamping and fixing holes. The front guardrail 21 is provided with a front guardrail lock B on both sides. The lock core handle B32 of the front guardrail lock B is clamped into the fixing hole one of the adjacent side guardrail 22 to be clamped and positioned. The side guardrail 22 is provided with a side guardrail lock C which turns over and locks the box. Specifically, the two side guardrails 22 are arranged on the left and right sides of the front guardrail 21. Please refer to Figure 11 and Figure 12The front guardrail lock B comprises: a lock box B1 fixed to the front guardrail 21 and shaped with a passage one, a lock core module B3 inserted into one end of the lock box B1 and limited to move in the lock box B1 by the elastic member two B2, and the other end of which is rotatably inserted into the fixed lock hole of the side guardrail 22, the lock core module B3 comprising: a lock core first base B31 installed in the passage one, a lock core handle B32 fixedly connected to one end of the lock core first base B31 and provided outside the lock box B1 through the passage one; the elastic member two B2 is provided in the passage one and sleeved on the lock core handle B32, and is compressed by the lock core first base B31 and limited by the inner wall of the lock box B1 according to the stress.

[0037] The side guardrail lock C comprises: a lock seat C1, a rotating drum mechanism C2, a bolt C3, a handle C4 and a glass bead structure C5, the lock seat C1 is installed on the side guardrail and is provided with a side lock core first passage C11 and a glass bead structure C5 protruding from the side lock core first passage C11, the rotating drum mechanism C2 penetrates the side lock core first passage C11, is screwed with the lock seat C1 and is recessed to abut the glass bead structure C5, the bolt C3 penetrates into one end of the rotating drum mechanism C2 perpendicularly, and the other end is used for inserting into the fixed hole of the box, the handle C4 is perpendicularly fixed to the other end of the rotating drum mechanism C2 by the fixing member, and the rotating drum mechanism C2 and the bolt C3 are vertically connected; rotating the handle C4 drives the rotating drum mechanism C2 and the bolt C3 to rise / descend.

[0038] In the preferred embodiment, the lock seat C1 is square, the side lock core first passage C11 penetrates the lock seat C1 and is shaped with a lock core second passage in the lock seat C1 and perpendicular to the side lock core first passage C11, the glass bead structure C5 is installed in the lock core second passage, and the glass bead structure C5 comprises a screw rod body 51 screwed into the lock core second passage and a glass bead 52 protruding from one end of the screw rod body 51 and towards the side lock core first passage C11. The side lock core first passage C11 is shaped with an internal thread.

[0039] The rotating roller mechanism C2 comprises: a roller C21 penetratingly arranged in the side surface lock core first channel C11 and shaped with external threads a1 matched with the rotating movement of the lock base C1, a second clamping piece C22 arranged on one end side of the lock base C1 and the first clamping part Cb2 on the roller C21 limiting the displacement of the roller C21, at least two grooves Cb1 are formed on the roller C21, rotating the handle C4 and the glass bead structure C5 are clamped into another groove Cb1 from one groove Cb1 and the roller C21 is lifted during the movement, the second clamping piece C22 is a clamping spring, the first clamping part Cb2 is integrally formed and protruded on the roller C21 and the second clamping piece C22 is arranged on both sides of the lock base C1. Specifically, the roller C21 is in the shape of a cylinder, and a missing block is formed on the outer side of one end of the roller C21 connected with the handle C4, a connecting shaft sleeve C41 is arranged on one end of the handle C4 connected with the roller C21, the connecting shaft sleeve C41 is penetrated by the fixing piece and the connecting shaft sleeve C41 is formed with a clamping fixing groove clamping the roller C21, the fixing piece is a screw, when the handle C4 is rotated, the connecting shaft sleeve C41 drives the roller C21 to rotate, during the rotation, the glass bead structure C5 slides against the groove Cb1 and slides into another groove Cb1, at the same time, the bolt C3 is lifted / lowered, thereby realizing the functions of fixing the box body or opening the box body. Further, the bolt C3 inserted into one end of the box body is sleeved with a hose C31, the hose C31 is a plastic pipe, and the use of the hose C31 helps to protect the box body and further avoid the wear of the box body.

[0040] The side guardrail lock of the embodiment is installed by fixing the lock base C1 on the guardrail, penetrating the roller C21 through the lock base C1 and the guardrail, clamping the spring into the corresponding clamping groove of the roller C21 and arranging it on one side of the guardrail, inserting the bolt C3 into the fixing hole of the box body, and arranging the handle C4 on the outer side of the guardrail, rotating the handle C4, the roller C21 is linked and rotated to lift the bolt C3 to unlock, and the bolt C3 can be reinserted into the fixing hole to lock the box body.

[0041] The design of the side guardrail lock C makes the locking of the box body quick and convenient, and improves the stability of the product packaging.

[0042] The top supporting assembly 3 of the embodiment is arranged above the baffle assembly 2, and a bracket 32 that can be paired with the bracket 1 2 and is fixed by a pin 1 is arranged at the top of the bracket 3. The bracket 1 2 is in the shape of a n, and a fixing through hole is formed on both sides. The bracket 32 is in the shape of a n and is formed with a fixing through hole 1 that is used in pairing with the fixing through hole. The fixing through hole and the fixing through hole 1 are fixed by the pin 1, and both ends of the bracket 1 2 extend downward and are provided with a clamping positioning plate D that clamps and positions the bracket 32. The top supporting assembly 3 is installed after the box body with the wind resistance frame is installed.

[0043] As can be seen from the above description, the LED screen navigation has the advantages of high loading capacity, simple operation and good stability.

[0044] The basic principles and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. An LED screen boat, characterized in that, The utility model provides a kind of safety box, including: Chassis assembly, several sliding wheels are installed on bottom surface and bracket one is installed, and several engagement fixing holes are formed on the side edge of the chassis assembly; Baffle assembly, including detachable side guard and front guard that are clamped into the engagement fixing hole;Both sides of the front guard are equipped with front guard lock, and the lock core handle on the front guard lock is clamped into the fixed hole one of the adjacent side guard by stretching and rotating, and the side guard lock on both side guards is equipped with the side guard lock that flips and locks; Top support assembly, which is arranged above the baffle assembly, is provided with a bracket that can be paired with the bracket one and is fixed by a latch one; The chassis assembly includes: a support bottom plate, a fixed frame that fixes the support bottom plate, a plurality of support crossbars arranged on the support bottom plate and having a plurality of chassis locks and a plurality of box positioning pins installed on the upper end surface; the engagement fixing holes are formed on the fixed frame; the bracket one is in the shape of a concave, and the fixed via holes are formed on both sides; the bracket is in the shape of a concave and has a fixed via hole one that is paired with the fixed via hole; the fixed via hole and the fixed via hole one are fixed by the latch one; both ends of the bracket one extend downward to clamp and position the bracket; the chassis lock includes: First lock seat, one end of which is formed with a clamping fixed via hole; Fixed seat, which is arranged beside the first lock seat and is formed with a first channel opposite to the clamping fixed via hole and a second channel partially overlapping with the first channel and partially located beside the first channel to guide the first channel; Latch module, including a first latch and a second latch clamped at an angle, the first latch and the second latch move along the first channel and the second channel respectively when the second latch is pushed, and the first latch penetrates into the clamping fixed via hole and locks the first lock seat; the side guard lock includes: Lock seat, which is installed on the side guard, has a lock core first channel formed therethrough and is installed with a glass bead structure partially protruding into the lock core first channel; Rotary drum mechanism, which penetrates through the lock core first channel, is screwed with the lock seat and abuts against the glass bead structure through a groove; Latch, one end of which penetrates into one end of the rotary drum mechanism perpendicularly and the other end is used for inserting into the fixed hole of the box; Handle, which is fixed to the other end of the rotary drum mechanism perpendicularly by a fixed part together with the rotary drum mechanism and the latch; when the handle is rotated, the rotary drum mechanism and the handle drive the latch to rise / descend.

2. The LED screen boat of claim 1, wherein, The front guard lock includes: a lock box that is fixed on the front guard and is formed with a channel one, a lock core module that is inserted into the lock box at one end and is limited to move in the lock box by a second elastic member at the other end and is rotatably inserted into the fixed hole one of the side guard.

3. The LED screen cart of claim 2, wherein, The lock cylinder module comprises a first base installed in the channel one, a lock cylinder fixedly connected at one end of the first base and penetrating through the channel one and arranged outside the lock box, and the elastic member two arranged in the channel one and sleeved on the lock cylinder and compressed by the first base and limited by the inner wall of the lock box.

4. The LED screen boat of any one of claims 1-3, wherein, The side of the chassis assembly is detachably provided with a baffle.

5. The LED screen vehicle of claim 4, wherein, One side of the baffle is provided with a plug-in column and an elastic member one sleeved on the outer circumferential side of the plug-in column, the bottom surface of the chassis assembly is provided with a clamping fixing seat one, the clamping fixing seat one is formed with a channel two, and the channel two is communicated with a channel three on the side of the chassis assembly bottom frame.

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