CN109106158B - A plastic product display stand - Google Patents

Abstract

The invention relates to the field of display stands, more particularly to a plastic product display stand, comprising a display stand body, a display fixed base, a lifter, a display case and an adjustment protector. The display stand body includes a case body, an upper end The upper end plate is fixedly connected to the upper end of the box body, the slot hole is arranged in the center of the upper end plate, and the rotating round hole is arranged at the right end of the box body. The grooves are arranged at the front end of the box body in sequence from top to bottom, the slot hole, the rotating circular hole and the plurality of through-slots are connected to the inside of the box body, and the right end of the inner wall of the box is provided with two longitudinal chutes; the beneficial effect of the present invention is The effect is that multiple exhibits can be stored and protected at the same time, and the exhibits can be switched for display by themselves, avoiding the manual replacement by staff, reducing the damage to the exhibits during the replacement process, and also enabling different exhibits to be applied to exhibitions at different time periods.

Description

A plastic product display stand

technical field

The present invention relates to the field of display stands, more particularly to a plastic product display stand.

Background technique

Patent No. CN201720422398.7 discloses a sales display stand for plastic products, including a storage box, a glass sales box is installed on the top of the storage box, and a ventilation hole is evenly opened on the right side of the glass sales box, A rotating plate is installed on the top of the rotating shaft, a display plate is installed on the top of the rotating plate, and a spring is installed on the side of the fixed plate facing the center of the display plate. Multi-angle display, the plastic products are securely clamped by springs and clamping plates. The interaction between the display plate and the rotating plate uses magnet strips, so that the display plate can be automatically reset when it is taken and put back, and the video player plays a role in publicity. Filling the preservative box with preservatives to prevent the plastic products from being corroded. When not in use, the plastic products can be directly stored in the storage box for easy storage. However, the device cannot store and protect multiple exhibits at the same time, and realize the automatic switching of exhibits.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a plastic product display stand, which has the beneficial effects that multiple exhibits can be stored and protected at the same time, and the exhibits can be switched for display by themselves, avoiding the manual replacement by staff, and reducing the damage to the exhibits during the replacement process. At the same time, different exhibits can be applied to exhibitions of different time periods.

The object of the present invention is achieved through the following technical solutions:

The purpose of the present invention is to provide a plastic product display stand, a plastic product display stand, including a display stand body, a display fixed base, a lifter, a display case and an adjustment protector, and the display stand body includes a case body, The upper end plate, the slot hole, the rotating round hole and a plurality of through-slots for exhibition preparation. The upper end plate is fixedly connected to the upper end of the box body, the slot hole is arranged in the center of the upper end plate, and the rotating round hole is arranged at the right end of the box body. The through grooves are arranged at the front end of the box body in sequence from top to bottom, the slot hole, the rotating circular hole and the plurality of through-slots for preparation are all connected to the inside of the box body, and two longitudinal T-shaped slide rails are arranged on the right end of the inner wall of the box;

The lifter includes a brake-type servo motor, a connecting rod, a driving rod, a stopper, a driving push rod, a rear connecting rod, a front connecting rod, two T-shaped sliders, a rear connecting block, a front connecting block, and a left lift. The connecting block, the right lifting connecting block, the left lifting plate, the right lifting plate, the center driving slot and the connecting rod gap slot, the brake servo motor is fixedly connected to the right end of the display stand body, and the drive shaft of the brake servo motor is rotatably connected to the In the rotating hole, the lower end of the connecting rod is fixedly connected to the transmission shaft of the brake servo motor, the right end of the driving rod is fixedly connected to the upper end of the connecting rod, the stopper is fixedly connected to the front end of the driving rod, and the driving rod is slidably connected to the driving rod. In the push rod, the rear connecting rod and the front connecting rod are fixedly connected to the rear and front ends of the driving push rod respectively, and the two T-shaped sliders are fixedly connected to the right ends of the rear connecting rod and the front connecting rod respectively. They are respectively slidably connected in the two longitudinal chutes on the right end of the inner wall of the box. The front ends of the rear connecting rod and the front connecting rod are respectively fixedly connected to the rear connecting block and the front connecting block, and the rear connecting block and the front connecting block are respectively fixed and connected to the left lifting connection. The upper ends of the left and right lift connection blocks are respectively fixedly connected to the left lift plate and the right lift plate, and the center driving groove and the connecting rod gap groove are both arranged between the left lift plate and the right lift plate. The central driving groove communicates with the connecting rod gap groove;

There are a plurality of said exhibition boxes, the plurality of exhibition boxes are respectively fixedly connected to the front end of the box body, and the plurality of exhibition boxes are respectively connected with a plurality of exhibition through slots, and the said exhibition box includes an exhibition box body. , front plate, T-shaped chute, rectangular through slot, inverted T-shaped chute and protection plate chute, the rear end of the exhibition box is fixedly connected to the front end of the box, and multiple exhibition boxes are respectively connected to multiple exhibition boxes. The exhibition through slot, the front plate is fixedly connected to the front end of the exhibition box, the T-shaped chute is arranged in the center of the lower end of the inner wall of the exhibition box, the rectangular through slot is arranged through the lower end of the inner wall of the T-shaped chute, the inverted T-shaped chute It is arranged at the rear end of the front plate, the protection plate chute is arranged at the lower end of the inner wall of the exhibition box, and the right end of the exhibition box is provided with a threaded through hole;

There are multiple adjustment protectors, and the multiple adjustment protectors are respectively slidably connected in the multiple exhibition boxes. The hinged slider, the left hinged rod, the center hinged slider, the left push plate and the two protective sponges, the screw rod is connected in the threaded through hole of the exhibition box through the thread fit, and the screw block is fixedly connected to the right end of the screw rod. The left end is fixedly connected to the right push plate, the front end of the right push plate is fixedly connected to the right hinged slider, the left and right ends of the right hinged rod are hinged in the center hinged slider and the right hinged slider respectively, and the left hinged slider is fixedly connected to the left push plate The left and right ends of the left hinge rod are hinged in the left hinge rod and the center hinge slider, respectively, and the lower end of the right push plate and the lower end of the left push plate are slidably connected to the left and right sides of the chute of the protection plate, and the left hinge rod and the right hinge rod are slidably connected to the left and right sides of the horizontal slot of the inverted T-shaped chute respectively, the central hinged slider is slidably connected to the vertical slot of the inverted T-shaped chute, and the two protective sponges are respectively bonded to the right push plate. Left and right side of the left push plate.

As a further optimization of the present invention, a plastic product display stand, the exhibition box further includes a T-shaped sliding plate, an object carrier, an exhibit fixing block, a push slider and a manual push block, and the T-shaped sliding plate is slidably connected to the T-shaped sliding plate. On the chute, the loading plate is fixedly connected to the upper side of the rear end of the T-shaped sliding plate, and the exhibit fixing block is fixedly connected to the center of the upper end of the loading plate. The sliding connection is in the rectangular through groove, and the manual push block is fixedly connected to the lower end of the push slider.

As a further optimization of the present invention, a plastic product display stand, the display fixing base includes an exhibit floor, an exhibit fixing platform and a positioning rectangular slot, the exhibit fixing platform is fixedly connected to the center of the upper end of the exhibit floor, and the center of the lower end of the exhibit floor is fixed. A positioning rectangular slot is provided, and the positioning rectangular slot is gap-fitted with the exhibit fixing block.

As a further optimization of the present invention, a plastic product display stand, the exhibit bottom plate is arranged on the left lift plate and the right lift plate, and the exhibit bottom plate is gap-fitted with the center driving groove.

As a further optimization of the present invention, in a plastic product display stand, the T-shaped sliding plate clearance fits with the connecting rod clearance groove.

Compared with the prior art, the technical solution provided by the present invention has the following beneficial effects: the display stand body, the display fixed base, the lifter, the display case and the adjustment protector can enable the device to store and protect multiple exhibits at the same time, and The exhibits can be switched and displayed by themselves, avoiding the manual replacement by the staff, reducing the damage of the exhibits during the replacement process, and at the same time, different exhibits can be applied to the exhibition in different time periods.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the structural schematic diagram 1 of the display stand body of the present invention;

Fig. 3 is the structural representation 2 of the display stand body of the present invention;

Fig. 4 is the structural representation one of the lifter of the present invention;

Fig. 5 is the structural representation two of the lifter of the present invention;

Fig. 6 is the structural representation one of the display case of the present invention;

Fig. 7 is the structural representation two of the display case of the present invention;

Fig. 8 is the structural schematic diagram three of the display case of the present invention;

Fig. 9 is the structural representation of the adjusting protector of the present invention;

FIG. 10 is a schematic view of the structure of the display fixing base of the present invention.

In the figure: Display stand 1; Box 1-1; Upper end plate 1-2; Slot hole 1-3; Rotating circular hole 1-4; 1; exhibit fixing platform 2-2; positioning rectangular slot 2-3; lifter 3; brake servo motor 3-1; connecting rod 3-2; driving rod 3-3; stopper 3-4; driving push rod 3-5; rear connecting rod 3-6; front connecting rod 3-7; T-shaped slider 3-8; rear connecting block 3-9; front connecting block 3-10; left lifting connecting block 3-11; right lifting Connecting block 3-12; Left lifting plate 3-13; Right lifting plate 3-14; Center driving slot 3-15; Link gap slot 3-16; Exhibition box 4; Exhibition box body 4-1; Front panel 4-2; T-shaped chute 4-3; rectangular through slot 4-4; T-shaped slide plate 4-5; plate chute 4-9; push slider 4-11; manual push block 4-12; adjustment protector 5; screw 5-1; screw block 5-2; right push plate 5-3; right hinged slider 5- 4; Right hinged rod 5-5; Left hinged slider 5-6; Left hinged rod 5-7; Center hinged slider 5-8; Left push plate 5-9;

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings.

The fixed connection mentioned in this device may refer to fixing by welding, thread fixing, etc., and the rotating connection may refer to the bearing installed on the shaft, and the shaft or shaft hole is provided with a spring retaining ring groove or Shaft baffle, the bearing is axially fixed by clamping the elastic retaining ring in the spring retaining ring groove or the shaft baffle, and the rotation is realized through the relative sliding of the bearing; different connection methods are used in combination with different use environments.

Specific implementation one:

As shown in Figures 1 to 10, a plastic product display stand, a plastic product display stand, includes a display stand body 1, a display fixed base 2, a lifter 3, a display case 4 and an adjustment protector 5. The said The display stand body 1 includes a box body 1-1, an upper end plate 1-2, a slot hole 1-3, a rotating circular hole 1-4 and a plurality of exhibition through slots 1-5, and the upper end plate 1-2 is fixedly connected to the box On the upper end of the box body 1-1, the slot hole 1-3 is arranged in the center of the upper end plate 1-2, the rotating round hole 1-4 is arranged at the right end of the box body 1-1, and a plurality of through slots 1-5 are arranged from the top. The bottom is sequentially arranged at the front end of the box body 1-1, the slot hole 1-3, the rotating circular hole 1-4 and the plurality of exhibition through slots 1-5 are all connected to the inside of the box body 1-1. The right end is provided with two longitudinal T-shaped slide rails;

The lifter 3 includes a brake type servo motor 3-1, a connecting rod 3-2, a driving rod 3-3, a stopper 3-4, a driving push rod 3-5, a rear connecting rod 3-6, and a front connecting rod. Rod 3-7, two T-shaped sliders 3-8, rear connecting block 3-9, front connecting block 3-10, left lifting connecting block 3-11, right lifting connecting block 3-12, left lifting plate 3- 13. The right lifting plate 3-14, the center driving slot 3-15 and the connecting rod clearance slot 3-16, the brake servo motor 3-1 is fixedly connected to the right end of the display stand body 1, the brake servo motor 3-1 The drive shaft is rotatably connected in the rotating circular holes 1-4, the lower end of the connecting rod 3-2 is fixedly connected to the drive shaft of the brake servo motor 3-1, and the right end of the driving rod 3-3 is fixedly connected to the connecting rod 3 The upper end of -2, the stopper 3-4 is fixedly connected to the front end of the driving rod 3-3, the driving rod 3-3 is slidably connected in the driving push rod 3-5, the rear connecting rod 3-6 and the front connecting rod 3-7 They are fixedly connected to the rear and front ends of the drive push rods 3-5 respectively. Two T-shaped sliders 3-8 are fixedly connected to the right ends of the rear connecting rod 3-6 and the front connecting rod The blocks 3-8 are respectively slidably connected in the two longitudinal T-shaped slide rails at the right end of the inner wall of the box body 1-1, and the front ends of the rear connecting rods 3-6 and the front connecting rods 3-7 are respectively fixedly connected to the rear connecting blocks 3-9. and the front connecting block 3-10, the rear connecting block 3-9 and the front connecting block 3-10 are respectively fixedly connected to the left lifting connecting block 3-11 and the right lifting connecting block 3-12, and the left lifting connecting block 3-11 and the right lifting connecting block 3-11 respectively. The upper ends of the connecting blocks 3-12 are respectively fixedly connected to the left lifting plate 3-13 and the right lifting plate 3-14, and the center driving groove 3-15 and the connecting rod gap groove 3-16 are both arranged on the left lifting plate 3-13 and the right lifting plate 3-14. Between the plates 3-14, the center driving groove 3-15 is connected to the connecting rod gap groove 3-16; two T-shaped sliders 3-8 are selected to drive the push rod 3-5 to the surface to cause deviation;

There are a plurality of the exhibition boxes 4, the plurality of exhibition boxes 4 are respectively fixedly connected to the front end of the box body 1-1, and the plurality of exhibition boxes 4 are respectively connected to the plurality of exhibition through slots 1-5. The exhibition box 4 includes an exhibition box body 4-1, a front plate 4-2, a T-shaped chute 4-3, a rectangular through slot 4-4, an inverted T-shaped chute 4-8 and a protection plate chute 4- 9. The rear end of the exhibition box body 4-1 is fixedly connected to the front end of the box body 1-1, the plurality of exhibition boxes 4-1 are respectively connected to the plurality of exhibition through slots 1-5, and the front plate 4-2 is fixed Connecting the front end of the exhibition box body 4-1, the T-shaped chute 4-3 is arranged in the center of the lower end of the inner wall of the exhibition box body 4-1, and the rectangular through groove 4-4 is arranged through the inner wall of the T-shaped chute 4-3 At the lower end of the front panel 4-2, the inverted T-shaped chute 4-8 is arranged at the rear end of the front panel 4-2, and the protective plate chute 4-9 is arranged at the lower end of the inner wall of the exhibition box 4-1. The right end is provided with a threaded through hole;

There are a plurality of the adjustment protectors 5, and the multiple adjustment protectors 5 are respectively slidably connected in the multiple exhibition boxes 4. The adjustment protectors 5 include a screw 5-1, a screw block 5-2, and a right push plate 5. -3. Right hinged slider 5-4, right hinged rod 5-5, left hinged slider 5-6, left hinged rod 5-7, center hinged slider 5-8, left push plate 5-9 and two The protection sponge 5-10, the screw rod 5-1 is connected to the threaded through hole of the exhibition box 4-1 through threaded fitting, the screw block 5-2 is fixedly connected to the right end of the screw rod 5-1, and the left end of the screw rod 5-1 The right push plate 5-3 is fixedly connected, the front end of the right push plate 5-3 is fixedly connected to the right hinged slider 5-4, and the left and right ends of the right hinged rod 5-5 are hinged to the center hinged slider 5-8 and the right hinged respectively. In the slider 5-4, the left hinged slider 5-6 is fixedly connected to the front end of the left push plate 5-9, and the left and right ends of the left hinged rod 5-7 are hinged to the left hinged rod 5-7 and the center hinged slider respectively. In 5-8, the lower end of the right push plate 5-3 and the lower end of the left push plate 5-9 are slidably connected to the left and right sides of the protection plate chute 4-9 respectively, and the left hinge rod 5-7 and the right hinge rod 5- 5 are slidingly connected to the left and right sides of the horizontal slot of the inverted T-shaped chute 4-8 respectively, the central hinged slider 5-8 is slidably connected to the vertical slot of the inverted T-shaped chute 4-8, and two pieces of protection soft 5- 10 are respectively bonded to the left side of the right push plate 5-3 and the right side of the left push plate 5-9. When storing, fix the exhibits on the exhibit fixing platform 2-2, place the exhibit bottom plate 2-1 on the left lifting plate 3-13 and the right lifting plate 3-14, the brake servo motor 3-1 is powered on, and the rotating The brake servo motor 3-1 drives the connecting rod 3-2, the driving rod 3-3 and the stopper 3-4 to rotate, so that the driving rod 3-3 drives the driving push rod 3-5 to move up and down, so as to make the rear connection The rod 3-6 and the front connecting rod 3-7 slide on the T-shaped slide rail in the box 1-1 through two T-shaped sliders 3-8 to realize the reciprocating movement up and down, and then make the rear connecting block 3-9 , the front connecting block 3-10, the left lifting connecting block 3-11, the right lifting connecting block 3-12, the left lifting plate 3-13 and the right lifting plate 3-14 reciprocate up and down displacement, and then pass the left lifting plate 3-13 and The right lift plate 3-14 displaces the exhibit bottom plate 2-1 with exhibits downward, so that the positioning rectangular slot 2-3 is inserted into the exhibit fixed block 4-7, and then the exhibit bottom plate 2-1 with exhibits is placed on the On the object board 4-6, withdraw the manual push block 4-12 and push the slider 4-1, and then pass the T-shaped slide plate 4-5 and the exhibit bottom plate 2-1 with the exhibits through the object plate 4-6 and the exhibits The fixing block 4-7 is withdrawn into the exhibition box body 4-1. By rotating the screw block 5-2, the screw 5-1 is pushed inward, and then the right push plate 5-3 is moved inward, so that the right hinged slider is moved inward. 5-4 Push the right hinge rod 5-5 to displace inward, so that the right hinge rod 5-5 pushes the center hinge slider to move upward, so that the left hinge slider 5-6 and the left hinge rod 5-7 are displaced inward, and then Push the left push plate 5-9 to move inwards, so that the two protective sponges 5-10 clamp the exhibits to be displayed for protection.

Specific implementation two:

As shown in FIG. 1 to FIG. 10 , this embodiment further describes the first embodiment. The exhibition box 4 further includes a T-shaped sliding plate 4-5, a loading board 4-6, an exhibit fixing block 4-7, a pusher The slider 4-11 and the manual push block 4-12, the T-shaped slide plate 4-5 is slidably connected to the T-shaped chute 4-3, and the loading plate 4-6 is fixedly connected to the rear end of the T-shaped slide plate 4-5 On the side, the exhibit fixing block 4-7 is fixedly connected to the center of the upper end of the object carrier plate 4-6, and the sliding block 4-11 is pushed to be fixedly connected to the lower side of the front end of the T-shaped slide plate 4-5. In the rectangular through groove 4-4, the manual push block 4-12 is fixedly connected to the lower end of the push block 4-11. By pushing and withdrawing the manual pushing block 4-12 and pushing the sliding block 4-1, the T-shaped sliding plate 4-5, the object loading plate 4-6 and the exhibit fixing block 4-7 are further pushed and withdrawn, so as to facilitate the replacement of exhibits.

Specific implementation three:

As shown in FIGS. 1 to 10 , this embodiment further describes the second embodiment. The display fixing base 2 includes an exhibit bottom plate 2-1, an exhibit fixing platform 2-2 and a positioning rectangular slot 2-3, and the exhibits are fixed The stage 2-2 is fixedly connected to the center of the upper end of the exhibit floor 2-1, and the center of the lower end of the exhibit floor 2-1 is provided with a positioning rectangular groove 2-3, and the positioning rectangular groove 2-3 is matched with the exhibit fixing block 4-7. The bottom plate 2-1 of the exhibits is lifted and lowered by the lifter 3, and then the positioning rectangular slot 2-3 is inserted into the product fixing block 4-7, so as to facilitate the switching and storage of multiple exhibits.

Specific implementation four:

As shown in FIGS. 1 to 10 , this embodiment further describes Embodiment 3. The exhibit bottom plate 2-1 is provided on the left lift plate 3-13 and the right lift plate 3-14, and the exhibit bottom plate 2-1 The clearance fit center drives the grooves 3-15.

Specific implementation five:

As shown in FIG. 1 to FIG. 10 , this embodiment further describes the fourth embodiment, the T-shaped sliding plate 4-5 is clearance fit with the connecting rod clearance groove 3-16. It is convenient to lift the lifter 3 up and down.

The working principle of the present invention is as follows: during storage, the exhibits are fixed on the exhibit fixing platform 2-2, the exhibit bottom plate 2-1 is placed on the left lifting plate 3-13 and the right lifting plate 3-14, and the brake type servo motor 3 -1 is powered on, the rotating brake-type servo motor 3-1 drives the connecting rod 3-2, the driving rod 3-3 and the stopper 3-4 to rotate, so that the driving rod 3-3 drives the driving push rod 3-5 up and down move back and forth, so that the rear connecting rod 3-6 and the front connecting rod 3-7 slide on the T-shaped slide rail in the box 1-1 through the two T-shaped sliders 3-8, so as to realize the reciprocating movement up and down, and then Make the rear connecting block 3-9, the front connecting block 3-10, the left lifting connecting block 3-11, the right lifting connecting block 3-12, the left lifting plate 3-13 and the right lifting plate 3-14 to reciprocate up and down, and then pass the The left lift plate 3-13 and the right lift plate 3-14 displace the exhibit bottom plate 2-1 with exhibits downward, so that the positioning rectangular slot 2-3 is inserted into the exhibit fixing block 4-7, so that the exhibitor with exhibits The exhibit bottom plate 2-1 is placed on the object carrier plate 4-6, the manual push block 4-12 and the push slider 4-1 are withdrawn, and the T-shaped slide plate 4-5 and the exhibit bottom plate 2-1 with exhibits are passed through the carrier. The object board 4-6 and the exhibit fixing block 4-7 are withdrawn into the exhibition box 4-1. By rotating the screw block 5-2, the screw 5-1 is driven inward, and then the right push plate 5-3 is driven inward. Displacement, so that the right hinged slider 5-4 pushes the right hinged rod 5-5 to move inward, so that the right hinged rod 5-5 pushes the center hinged slider to move upwards, so that the left hinged slider 5-6 and the left hinged rod 5 -7 moves inwards, and then pushes the left push plate 5-9 to move inwards, so that the two protective sponges 5-10 clamp the exhibits to be exhibited for protection; The exhibits realize the storage and protection of multiple exhibits; during the exhibition, turn the screw block 5-2 reversely, withdraw the protection soft 5-10 to clamp and protect the exhibits, and push the manual push block 4-12 forward to make the left The lift plate 3-13 and the right lift plate 3-14 lift the exhibits on the exhibit floor 2-1 to the exhibition-ready through slots 1-5 to realize the exhibition, and so on and so forth to realize the switching of the exhibits.

The above description does not limit the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by those of ordinary skill in the art within the essential scope of the present invention also belong to the protection scope of the present invention. .

Claims (5)

1. A plastic product display stand, comprising a display stand body (1), a display fixed base (2), a lifter (3), a display case (4) and an adjustment protector (5), characterized in that: the The display stand body (1) includes a box body (1-1), an upper end plate (1-2), a slot hole (1-3), a rotating circular hole (1-4) and a plurality of exhibition through slots (1- 5), the upper end plate (1-2) is fixedly connected to the upper end of the box body (1-1), the slot hole (1-3) is arranged in the center of the upper end plate (1-2), and the circular hole (1-4) is rotated It is arranged at the right end of the box body (1-1), and a plurality of through slots (1-5) are arranged at the front end of the box body (1-1) in order from top to bottom. The slot holes (1-3), the rotating circle The hole (1-4) and the plurality of through-grooves (1-5) are connected to the inside of the box body (1-1), and two longitudinal T-shaped slide rails are arranged on the right end of the inner wall of the box body (1-1); The lifter (3) includes a brake-type servo motor (3-1), a connecting rod (3-2), a driving rod (3-3), a stopper (3-4), and a driving push rod (3- 5), rear connecting rod (3-6), front connecting rod (3-7), two T-shaped sliders (3-8), rear connecting block (3-9), front connecting block (3-10) , Left lift connection block (3-11), right lift connection block (3-12), left lift plate (3-13), right lift plate (3-14), center drive slot (3-15) and connecting rod The gap slot (3-16), the brake type servo motor (3-1) is fixedly connected to the right end of the display stand body (1), and the drive shaft of the brake type servo motor (3-1) is rotatably connected to the rotating circular hole ( 1-4), the lower end of the connecting rod (3-2) is fixedly connected to the transmission shaft of the brake servo motor (3-1), and the right end of the driving rod (3-3) is fixedly connected to the connecting rod (3- 2), the stopper (3-4) is fixedly connected to the front end of the drive rod (3-3), the drive rod (3-3) is slidably connected to the drive push rod (3-5), and the rear connecting rod (3 -6) and the front connecting rod (3-7) are fixedly connected to the rear and front ends of the driving push rod (3-5) respectively, and the two T-shaped sliders (3-8) are fixedly connected to the rear connecting rod (3) respectively -6) and the right end of the front connecting rod (3-7), the two T-shaped sliding blocks (3-8) are slidably connected to the two longitudinal T-shaped sliding rails on the right end of the inner wall of the box body (1-1) respectively, The left ends of the rear connecting rod (3-6) and the front connecting rod (3-7) are respectively fixedly connected with the rear connecting block (3-9) and the front connecting block (3-10), and the rear connecting block (3-9) and the front connecting block (3-9). The connecting block (3-10) is respectively fixedly connected to the left lifting connecting block (3-11) and the right lifting connecting block (3-12), and the left lifting connecting block (3-11) and the right lifting connecting block (3-12). The upper ends are respectively fixedly connected to the left lift plate (3-13) and the right lift plate (3-14), and the central driving groove (3-15) is arranged between the left lift plate (3-13) and the right lift plate (3-14). between the connecting rod gap grooves (3-16) are arranged between the left lifting plate (3-13) and the right lifting plate (3-14), and the central driving groove (3-15) communicates with the connecting rod gap grooves (3-16) ); The plurality of exhibition boxes (4) are provided, the plurality of exhibition boxes (4) are respectively fixedly connected to the front end of the box body (1-1), and the plurality of exhibition boxes (4) are respectively connected to the plurality of exhibition boxes. A through slot (1-5), the exhibition box (4) includes an exhibition box body (4-1), a front plate (4-2), a T-shaped chute (4-3), a rectangular through slot ( 4-4), the inverted T-shaped chute (4-8) and the protection plate chute (4-9), the rear end of the exhibition box (4-1) is fixedly connected to the front end of the box (1-1) , a plurality of exhibition boxes (4-1) are respectively connected with a plurality of exhibition through slots (1-5), the front plate (4-2) is fixedly connected to the front end of the exhibition box (4-1), and the T-shaped sliding The groove (4-3) is arranged at the center of the lower end of the inner wall of the exhibition box body (4-1), and the rectangular through slot (4-4) is arranged through the lower end of the inner wall of the T-shaped chute (4-3), and the inverted T-shaped The chute (4-8) is arranged at the rear end of the front plate (4-2), the protection plate chute (4-9) is arranged at the lower end of the inner wall of the exhibition box (4-1), and the exhibition box (4) The right end of -1) is provided with a threaded through hole; A plurality of adjustment protectors (5) are provided, the plurality of adjustment protectors (5) are respectively slidably connected in the plurality of exhibition boxes (4), and the adjustment protectors (5) comprise screw rods (5-1), Screw block (5-2), right push plate (5-3), right hinged slider (5-4), right hinged rod (5-5), left hinged slider (5-6), left hinged rod ( 5-7), the central hinged slider (5-8), the left push plate (5-9) and the two protective sponges (5-10), the screw (5-1) is connected to the exhibition box body through thread fit In the threaded through hole of (4-1), the screw block (5-2) is fixedly connected to the right end of the screw rod (5-1), and the left end of the screw rod (5-1) is fixedly connected to the right push plate (5-3). The front end of the push plate (5-3) is fixedly connected to the right hinged slider (5-4), and the left and right ends of the right hinged rod (5-5) are hinged to the center hinged slider (5-8) and the right hinged slider respectively In (5-4), the left hinged slider (5-6) is fixedly connected to the front end of the left push plate (5-9), and the left and right ends of the left hinged rod (5-7) are hinged to the left hinged slider (5-7). 5-6) and the central hinged slider (5-8), the lower end of the right push plate (5-3) and the lower end of the left push plate (5-9) are respectively slidingly connected to the protection plate chute (4-9) On the left and right sides, the left hinge rod (5-7) and the right hinge rod (5-5) are slidably connected to the left and right sides of the horizontal slot of the inverted T-shaped chute (4-8) respectively, and the central hinged slider (5- 8) Slidingly connected to the longitudinal groove of the inverted T-shaped chute (4-8), two protective sponges (5-10) are respectively bonded to the left side of the right push plate (5-3) and the left push plate ( 5-9) to the right. 2. A plastic product display stand according to claim 1, characterized in that: the exhibition box (4) further comprises a T-shaped slide plate (4-5), a carrier board (4-6), an exhibit The fixed block (4-7), the push block (4-11) and the manual push block (4-12), the T-shaped slide plate (4-5) is slidably connected to the T-shaped chute (4-3), and the load The plate (4-6) is fixedly connected to the upper side of the rear end of the T-shaped slide plate (4-5), and the exhibit fixing block (4-7) is fixedly connected to the center of the upper end of the object carrier plate (4-6). Push the slider (4-6). 4-11) is fixedly connected to the lower side of the front end of the T-shaped slide plate (4-5), push the slider (4-11) to slide and connect it in the rectangular through slot (4-4), and the manual push block (4-12) is fixed Connect to the lower end of the push slider (4-11). 3. A plastic product display stand according to claim 2, characterized in that: the display fixing base (2) comprises an exhibit bottom plate (2-1), an exhibit fixing platform (2-2) and a positioning rectangular slot (2-3), the exhibit fixing platform (2-2) is fixedly connected to the center of the upper end of the exhibit bottom plate (2-1), and the center of the lower end of the exhibit bottom plate (2-1) is provided with a positioning rectangular slot (2-3) for positioning The rectangular grooves (2-3) are gap-fitted with the exhibit fixing blocks (4-7). 4. A plastic product display stand according to claim 3, characterized in that: the exhibit bottom plate (2-1) is arranged on the left lift plate (3-13) and the right lift plate (3-14) , the bottom plate (2-1) of the exhibits fits the center driving groove (3-15). 5 . The plastic product display stand according to claim 4 , wherein the T-shaped sliding plate ( 4 - 5 ) is in clearance fit with the connecting rod clearance groove ( 3 - 16 ). 6 .

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