CN209471610U - A kind of economics Display Rack - Google Patents

Abstract

An economic display rack, which solves the problem that the current display rack can display less content and is inconvenient to store and easily damage the exhibition paper; it includes a box body, the upper end of the box body is provided with a first groove, and a Two first connecting rods, each first connecting rod intermediate shaft is connected with a second connecting rod, the left and right sides of the first groove are respectively provided with chute, the second connecting rod can slide in the chute, the first connecting rod The rod and the second connecting rod are equal in length, the first connecting rod and the second connecting rod form a liftable X-shaped structure, and the inner sides of the two first connecting rods are rotatably connected with a third connecting rod, and the two first connecting rods are rotatably connected with a third connecting rod. There is a display board on the three connecting rods, multiple identical structures are hinged above the liftable X-shaped structure, and casters are fixedly connected to the bottom of the box; this device can be lifted and adjusted to observe the angle, and can be stored and moved.

Description

An economic display stand

technical field

The utility model belongs to the technical field of display rack equipment, in particular to an economical display rack.

Background technique

The major of economics is an indispensable subject in every college. Since the test questions are often analyzed in the form of charts in the teaching process, it is difficult to teach some abstract, difficult to understand and difficult to remember test questions with icons in the process. , It is not convenient for students to understand more economic knowledge in a timely and accurate manner. Traditional economics teaching display racks can only hang one or a small class report. The content displayed is small, and it is inconvenient to collect after displaying, resulting in damage.

Utility model content

In view of the above technical problems, the purpose of this utility model is to provide an economics exhibition rack, which solves the problem that the current exhibition rack can display less content and is inconvenient to store and easily damages the exhibition report.

In order to solve the above technical problems, the technical solution adopted by the utility model is: comprising a box body, the upper end surface of the box body is provided with a first groove, and two first connecting rods are hinged in the first groove, The intermediate shaft of each of the first connecting rods is connected with a second connecting rod, and the left and right sides of the first groove are respectively provided with chute, and the second connecting rod can slide in the chute, and the first The connecting rod and the second connecting rod are equal in length, the first connecting rod and the second connecting rod form a liftable X-shaped structure, and the inner sides of the two first connecting rods are rotatably connected with a third connecting rod, and the two described The third connecting rod is provided with a display board, and a plurality of the same structures are hinged above the liftable X-shaped structure. The bottom surface of the box is fixedly connected with casters, and one of the second connecting rods is hinged with a slider. The block is on the outside of the box, and the outside of the box is also equipped with a screw and a fixed block. The screw and the slider are threaded, and the fixed block is fixedly connected with the box. The rear end is fixedly connected with a handwheel.

Preferably, each of the third connecting rods includes two L-shaped blocks, the two L-shaped blocks are fixedly connected up and down, and the inner lower end of each of the L-shaped blocks is fixed with a first stopper, and the display board The left and right sides of the bottom end surface of the bottom end face are fixedly connected with second stoppers.

Preferably, a suspension ring is fixedly connected to each of the first connecting rods, and a chain hook is fixedly connected to the display board.

Preferably, the box body is L-shaped, and the bottom of the box body is provided with pull rods, and the box body is provided with a plurality of display board placement slots and a plurality of cabinets.

Preferably, the box is also provided with two small display boards.

Preferably, a second groove is provided on the display board, and LED lights are arranged around the second groove.

Compared with the prior art, the utility model is beneficial in that: when the utility model is in use, the display board can be lifted and lowered by the X-shaped lifting mechanism, and any angle can be adjusted by the rotation of the third connecting rod to facilitate observation. After the completion, the display board can be removed and installed in the box to avoid damage. In addition, the device is easy to move and easy to use.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the overall schematic diagram of the utility model.

Fig. 2 is a schematic diagram of the third connecting rod of the present invention.

Fig. 3 is a schematic diagram of lifting and folding of the display panel of the present invention.

Fig. 4 is a schematic diagram of the display board of the present utility model.

FIG. 5 is an enlarged schematic diagram of part A in FIG. 3 .

Detailed ways

Accompanying drawing has shown the concrete structure of preferred embodiment of the present utility model, and the structure of each element of the present utility model will be described in detail below, and the direction (up, down, left, right, front, back) described below is with Fig. 1 The structure shown is a reference surface, and the practical use of the present invention is not limited thereto.

Embodiment 1: As shown in Figures 1-5, the utility model includes a box body 1, the upper end surface of the box body 1 is provided with a first groove 2, and two first grooves are hinged in the first groove 2. Connecting rods 3, each of the first connecting rods 3 intermediate shafts is connected with a second connecting rod 4, and the left and right sides of the first groove 2 are each provided with a chute 5, and the second connecting rod 4 can be Sliding in the chute 5, the length of the first connecting rod 3 and the second connecting rod 4 is equal, the first connecting rod 3 and the second connecting rod 4 form a liftable X-shaped structure, the two first connecting rods 4 The inner side is rotatably connected with a third connecting rod 20, and the two third connecting rods 20 are provided with a display board 6, and a plurality of the same structures are hinged above the liftable X-shaped structure, and the bottom surface of the box body 1 is fixed. Connected with castors 7.

In this embodiment, the display board is lifted and lowered by a liftable X-shaped mechanism, and can be lowered into the first groove 2. The shaft connection of the first connecting rod 3 and the second connecting rod 4 is fixed with a ball head, and the third connecting rod 20 can be rotated respectively on two symmetrical ball heads of left and right and frictional force is bigger, only just can rotate so as to adjust arbitrary angle when people apply external force, display board 6 can realize adjusting angle on the 3rd connecting rod 20.

One of the second connecting rods 4 is hinged with a slide block 8, the slide block 8 is on the outside of the casing 1, and the outside of the casing 1 is also provided with a lead screw 9 and a fixed block 10, the lead screw 9 and the slide block 8 thread fit, the fixed block 10 is fixedly connected with the box body 1, the lead screw 9 is rotatably connected with the fixed block 10, and the rear end of the lead screw 9 is fixedly connected with a handwheel 11.

Turn the hand wheel 11, the screw 9 also rotates, the screw 9 and the slider 8 form a screw nut structure, so the slider 8 will slide along the chute 5 to realize the sliding of the second connecting rod 4 in the chute 5, and finally Realize the lifting of the X-shaped lifting mechanism.

Embodiment 2: On the basis of the above embodiments, as shown in FIG. 2, each of the third connecting rods 20 includes two L-shaped blocks 401, and the two L-shaped blocks 401 are fixedly connected up and down, and each of the L-shaped blocks 401 is fixedly connected up and down. The inner lower end of the block 401 is fixedly provided with a first stopper 402 , and the left and right sides of the bottom end surface of the display board 6 are fixedly connected with a second stopper 12 .

The display board 6 is placed on two corresponding L-shaped blocks 401 on the left and right. Under the action of the first stopper 402 and the second stopper 12, the display board 6 will not slip when tilted at a certain angle. Two display boards 6 can be placed on the three connecting rods 20, and the display board 6 on the lower floor is equivalent to a drawer that can be pulled out.

Embodiment 3: On the basis of the above embodiments, as shown in FIG. 4 and FIG. 5 , a suspension ring 13 is fixedly connected to the upper end of each first connecting rod 3 , and a chain hook 14 is fixedly connected to the display board 6 . In addition, the display board 6 can also be hung on the suspension ring 13 by the chain hook 14, so that the device can display more things.

Embodiment 4: On the basis of the above embodiments, the box body 1 is L-shaped, and the bottom of the box body 1 is provided with a pull rod 15, which is convenient for pulling and moving the device. The box body 1 is provided with a plurality of display Board placement groove 16 and a plurality of cabinets 17, the display board placement groove 16 is used for placing the display board 6, and the cabinet 17 is used for storing other required items.

Embodiment five: On the basis of the above embodiments, as shown in Figure 1, two small display boards 18 are also provided on the box body 1, and the box body 1 is provided with trapezoidal grooves, and the two small display boards 18 can be Slides into the trapezoidal slot for easy access.

Embodiment 6: On the basis of the above embodiments, as shown in FIG. 4 , in order to facilitate observation, the display board 6 is provided with a second groove 21 , and LED lights 19 are arranged around the second groove 21 .

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (6)

1. a kind of economics Display Rack, including cabinet (1), it is characterised in that: the upper surface of the cabinet (1) is equipped with the first groove (2), hinged there are two first connecting rod (3) in first groove (2), each first connecting rod (3) jackshaft is connected with the Two connecting rods (4) are respectively provided with sliding slot (5) at left and right sides of first groove (2), and the second connecting rod (4) can be in sliding slot (5) Sliding, the first connecting rod (3) and second connecting rod (4) equal length, first connecting rod (3) and second connecting rod (4) form liftable X Type structure, the inside of two first connecting rods (4) are all rotatably connected and have third connecting rod (20), two third connecting rods (20) display board (6) are equipped with, liftable X-type superstructure is hinged with multiple same structures, and the bottom surface of the cabinet (1) is solid Surely castor (7) are connected with, are hinged with sliding block (8) on one of them described second connecting rod (4), sliding block (8) is in the outer of cabinet (1) Side is additionally provided with lead screw (9) and fixed block (10) on the outside of cabinet (1), and the lead screw (9) is threadedly engaged with sliding block (8), fixed block (10) it is fixedly connected with cabinet (1), lead screw (9) is rotatably connected with fixed block (10), and the rear end of lead screw (9) is fixedly connected with hand It takes turns (11).

2. a kind of economics Display Rack according to claim 1, it is characterised in that: each third connecting rod (20) includes two A L-type block (401), two L-type blocks (401) are fixedly connected up and down, and the lower end fixation of the inside of each L-type block (401) is set Have the first block (402), is fixedly connected with the second block (12) at left and right sides of the bottom face of the display board (6).

3. a kind of economics Display Rack according to claim 1, it is characterised in that: fixed on each first connecting rod (3) It is connected with hanging ring (13), is fixedly connected with chain hook (14) on the display board (6).

4. a kind of economics Display Rack according to claim 1, it is characterised in that: the cabinet (1) is L-type, cabinet (1) Bottom is equipped with pull rod (15), and the cabinet (1) is equipped with multiple display board placing grooves (16) and multiple cabinets (17).

5. a kind of economics Display Rack according to claim 1, it is characterised in that: be additionally provided on the cabinet (1) two small Display board (18).

6. a kind of economics Display Rack according to claim 1, it is characterised in that: it is recessed that the display board (6) is equipped with second Slot (21), second groove (21) are surrounded by LED light (19).