CN220859826U - Multimedia display equipment for exhibition - Google Patents

Abstract

The utility model belongs to the field of multimedia for exhibition, and particularly relates to multimedia exhibition equipment for exhibition, which solves the problems of high cost and unfixed rotating wheel in the prior art.

Description

Multimedia display equipment for exhibition

Technical Field

The utility model relates to the technical field of multimedia for exhibition, in particular to multimedia exhibition equipment for exhibition.

Background

At present, the multimedia display industry takes multimedia images as cores, combines three-dimensional images with various hardware such as a touch screen, an infrared sensor, projection and the like, can present different display modes, and emphasizes the functionality of display, experience and interaction.

The authorized bulletin number in the prior art is: the utility model provides a multimedia presentation equipment for meeting and exhibiting of CN211299318U, this practical type discloses a multimedia presentation equipment for meeting and exhibiting, relate to multimedia technology field, this multimedia presentation equipment for meeting and exhibiting, including the show stand, first connecting plate and second connecting plate, the show stand is provided with two altogether, two show stand bottoms are close to four corners department and all are provided with the universal wheel, two show stand one side surface is close to center department and all have been seted up first rectangle through-hole, and two first rectangle through-hole both sides interior table wall are close to center department and all welded a pivot, this multimedia presentation equipment for meeting and exhibiting, during the use, need not to carry out a large amount of manual installation equipment, only need to demonstrate equipment propelling movement to appointed show place, can singly carry out the display screen show, perhaps singly carry out the show in kind, also can stretch out the show stand and show jointly with the projection, make the bandwagon effect better, however, this utility model realizes through the mode of cylinder that the braced frame rises and descends, this utility model can't carry out the fixed, can cause the displacement of equipment during the use, the protection effect is poor.

Disclosure of utility model

The utility model aims to provide a multimedia display device for exhibition, which solves the problems of high cost and unfixed rotating wheel.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the multimedia display equipment for the exhibition comprises a left display stand, a right display stand and a pushing block, wherein a bottom plate is assembled in the left display stand and the right display stand in a sliding mode, the top of the bottom plate is fixedly connected with a fixing plate through screws, one side of the left display stand is fixedly connected with a lower rack through screws, and one side of the right display stand is fixedly connected with an upper rack through screws;

one side of fixed plate is through screw fixedly connected with fixed block, the bull stick is installed in the inside rotation of fixed plate, the screw rod is installed in the inside rotation of fixed block, fixed cover is equipped with driven helical gear on the outer peripheral face of screw rod, the top of fixed block is through screw fixedly connected with locating lever, the supporting frame is installed in the inside rotation of ejector pad.

Preferably, the bottoms of the right display stand and the left display stand are fixedly connected with four symmetrically arranged rotating wheels through screws, and brake pads are arranged on the rotating wheels.

Preferably, the driving bevel gear and the straight gear are fixedly sleeved on the outer peripheral surface of the rotating rod respectively, the upper rack and the lower rack are connected with the straight gear in a meshed mode, the driving bevel gear is connected with the driven bevel gear in a meshed mode, and the driving bevel gear is used for driving the driven bevel gear to rotate.

Preferably, the inside of ejector pad has seted up the screw thread groove, screw thread connection is in the inside of screw thread groove, the constant head tank has been seted up to the inside of ejector pad, locating lever sliding connection is in the inside of constant head tank, the screw thread groove is used for the rotation of screw rod.

Preferably, a sliding groove is formed in the bottom plate, the upper rack is slidably connected in the sliding groove, and the sliding groove is used for sliding the upper rack.

Preferably, the inside of fixed plate has seted up the change groove, the bull stick rotates and installs the inside in change groove, the inside of fixed block has seted up the change groove, the screw rod rotates and installs the inside in change groove, change the groove and be used for the rotation of bull stick.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, through the arrangement of the upper rack, the lower rack and other structures, when projection is needed, the left display stand and the right display stand are pulled apart, and the upper rack and the lower rack are fixedly connected with the upper rack and the lower rack, so that the upper rack and the lower rack are driven to move in the pulling process, the straight gear is driven to rotate, the rotating rod is driven, the driving helical gear is driven, the driven helical gear is driven, the screw is driven, the push block is driven to ascend, the supporting frame is driven to ascend, and an air cylinder is not required to be used, so that the effect of low cost is realized.

2. According to the utility model, through the arrangement of the structures such as the rotating wheel and the brake pad, the device can freely move by manpower, the rotating wheel can be braked by the arrangement of the brake pad, equipment displacement can not be caused during use, and the effect of fixing the wheels is realized.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model;

Fig. 3 is a top view of the mounting plate and mounting block of the present utility model.

In the figure: 1. a right display stand; 2. spur gears; 3. a rotating rod; 4. a fixing plate; 5. a driving helical gear; 6. driven helical gears; 7. a fixed block; 8. a screw; 9. a positioning rod; 10. a pushing block; 11. a rack is arranged; 12. a left display stand; 13. a brake pad; 14. a support frame; 15. a rotating wheel; 16. a lower rack; 17. a bottom plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a multimedia display device for exhibition, including left show stand 12, right show stand 1 and ejector pad 10, the inside of left show stand 12 and right show stand 1 is equipped with bottom plate 17 in a sliding manner jointly, the top of bottom plate 17 is through screw fixedly connected with fixed plate 4, one side of left show stand 12 is through screw fixedly connected with lower rack 16, one side of right show stand 1 is through screw fixedly connected with rack 11 on, one side of fixed plate 4 is through screw fixedly connected with fixed block 7, the bull stick 3 is installed in the internal rotation of fixed plate 4, screw 8 is installed in the internal rotation of fixed block 7, the fixed cover is equipped with driven helical gear 6 on the outer peripheral surface of screw 8, the top of fixed block 7 is through screw fixedly connected with locating lever 9, the internal rotation of ejector pad 10 is installed supporting frame 14, through the setting of structure such as upper rack 11, lower rack 16, when needing the projection, pull left show stand 12 and right show stand 1, because of upper rack 11 and lower rack 16 fixed connection and it, so the in-process of pulling drives upper rack 11 and lower rack 16 removal, make it drive helical gear 2 drive helical gear 3, drive helical gear 5, drive helical gear 10 and drive helical gear 10, drive helical gear 10 and drive helical gear 10, and drive helical gear 10.

Referring to fig. 1-3, the bottoms of the right display stand 1 and the left display stand 12 are fixedly connected with four symmetrically arranged rotating wheels 15 through screws, brake pads 13 are installed on the rotating wheels 15, the rotating wheels 15 and the brake pads 13 are arranged, the device can move freely through manpower due to the arrangement of the rotating wheels 15, the rotating wheels 15 can be braked through the arrangement of the brake pads 13, equipment displacement cannot be caused during use, and the effect of wheel fixing is achieved.

Referring to fig. 1-3, a driving helical gear 5 and a spur gear 2 are fixedly sleeved on the outer peripheral surface of the rotating rod 3 respectively, an upper rack 11 and a lower rack 16 are both in meshed connection with the spur gear 2, the driving helical gear 5 is in meshed connection with a driven helical gear 6, a threaded groove is formed in the pushing block 10, a screw rod 8 is in threaded connection with the inside of the threaded groove, a positioning groove is formed in the pushing block 10, a positioning rod 9 is in sliding connection with the inside of the positioning groove, a sliding groove is formed in the bottom plate 17, the upper rack 11 is in sliding connection with the inside of the sliding groove, a rotating groove is formed in the inside of the fixed plate 4, the rotating rod 3 is rotatably mounted in the rotating groove, a rotating groove is formed in the inside of the fixed block 7, and the screw rod 8 is rotatably mounted in the rotating groove.

The specific implementation process of the utility model is as follows: when the display device is required to be used, the left display stand 12 and the right display stand 1 are pulled, the upper rack 11 and the lower rack 16 are fixedly connected with the left display stand 12 and the right display stand 1, so that the upper rack 11 and the lower rack 16 are pulled, the spur gear 2 is driven to rotate, the rotating rod 3 is driven to rotate, the driving helical gear 5 is driven to rotate, the driven helical gear 6 is driven to rotate, the screw rod 8 is driven to rotate, the pushing block is driven to move upwards by the rotation of the screw rod 8, the supporting frame 14 is driven to ascend, the display device can be used at the moment, the left display stand 12 and the right display stand 1 are pushed to the direction of the spur gear 2 when the display device is not used, the pushing block 10 is lowered, the supporting frame 14 is lowered to an initial state, a cylinder is not required to be used, and the cost saving effect is realized;

Further, setting up of runner 15 makes the device can be through the multidirectional removal of manpower, and the setting of brake block 13 can brake runner 15, and the staff only need step on brake block 13, can not cause equipment displacement when using, has realized the fixed effect of runner 15.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a multimedia presentation equipment for exhibitions, includes left show stand (12), right show stand (1) and ejector pad (10), its characterized in that: the inside of left show stand (12) with right show stand (1) is equipped with bottom plate (17) in a sliding way jointly, the top of bottom plate (17) is through screw fixedly connected with fixed plate (4), one side of left show stand (12) is through screw fixedly connected with lower rack (16), one side of right show stand (1) is through screw fixedly connected with upper rack (11);

One side of fixed plate (4) is through screw fixedly connected with fixed block (7), bull stick (3) are installed in the inside rotation of fixed plate (4), screw rod (8) are installed in the inside rotation of fixed block (7), fixed cover is equipped with driven helical gear on the outer peripheral face of screw rod (8), screw fixedly connected with locating lever (9) are passed through at the top of fixed block (7), supporting frame (14) are installed in the inside rotation of ejector pad (10).

2. A multimedia presentation device for exhibitions as claimed in claim 1, wherein: the bottom of right show stand (1) with left show stand (12) is all through screw fixedly connected with four symmetrical arrangement's runner (15), install brake block (13) on runner (15).

3. A multimedia presentation device for exhibitions as claimed in claim 1, wherein: the outer peripheral surface of the rotating rod (3) is fixedly sleeved with a driving bevel gear and a straight gear (2) respectively, the upper rack (11) and the lower rack (16) are both in meshed connection with the straight gear (2), and the driving bevel gear is in meshed connection with the driven bevel gear.

4. A multimedia presentation device for exhibitions as claimed in claim 1, wherein: the inside of ejector pad (10) has seted up the screw thread groove, screw rod (8) threaded connection is in the inside of screw thread groove, the constant head tank has been seted up to the inside of ejector pad (10), locating lever (9) sliding connection is in the inside of constant head tank.

5. A multimedia presentation device for exhibitions as claimed in claim 1, wherein: the inside of bottom plate (17) has seted up the spout, go up rack (11) sliding connection in the inside of spout.

6. A multimedia presentation device for exhibitions as claimed in claim 1, wherein: the inside of fixed plate (4) has seted up the change groove, bull stick (3) rotate and install the inside of change groove, the inside of fixed block (7) has seted up the change groove, screw rod (8) rotate and install the inside of change groove.