CN216388673U

CN216388673U - Display device for bidding of building engineering management

Info

Publication number: CN216388673U
Application number: CN202121792509.6U
Authority: CN
Inventors: 李然
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-04-26
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a display device for building engineering management bidding, which comprises a display board, wherein a box body is arranged below the display board, universal wheels are fixedly arranged at four corners of the bottom of the box body, a motor is fixedly arranged at one side inside the box body, a first bevel gear is fixedly arranged at one end of a rotating rod, a second bevel gear is arranged at the top of one side of the first bevel gear, a third bevel gear is arranged at the bottom of one side of the first bevel gear, and the second bevel gear and the third bevel gear are both meshed with the first bevel gear; according to the utility model, through the mutual matching among the motor, the screw rod, the first extrusion plate, the second extrusion plate, the limiting block, the limiting groove and other components, the first extrusion plate of the motor drives the extrusion rod to extrude the second extrusion plate to enable the limiting block to be clamped into the limiting groove, and at the moment, the abutting block is just abutted against the ground and is fixed, so that the effect of enabling the whole device to be more stable is achieved.

Description

Display device for bidding of building engineering management

Technical Field

The utility model relates to a display device, in particular to a display device for building engineering management bidding.

Background

With the development of modernization, engineering construction is widely visible, the scale of the engineering construction is generally large, items such as engineering design layout and construction need to be called, and finally, a builder and a designer are determined, however, a large number of enterprises are called in the process from the start of calling to the final determination of a calling project, and the operation of a calling project needs the cooperation of a large number of workers, so that a device for building engineering calling management needs to be provided, and the device can well help the workers to carry out the work such as calling management.

At present, the display board of display device for the bidding of current building engineering management can all rotate mostly, but its bottom all is equipped with the universal wheel so that it removes simultaneously, and this just leads to whole device to be stable inadequately when placing, receives the vibrations of motor during operation and the skew that unexpected collision caused easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a display device for building engineering management bidding, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a display device for building engineering management bidding comprises a display board, wherein a box body is arranged below the display board, universal wheels are fixedly arranged at four corners of the bottom of the box body, a motor is fixedly arranged at one side inside the box body, a rotating rod is fixedly arranged at the output end of the motor, a first bevel gear is fixedly arranged at one end of the rotating rod, a second bevel gear is arranged at the top of one side of the first bevel gear, a third bevel gear is arranged at the bottom of one side of the first bevel gear, the second bevel gear and the third bevel gear are both meshed with the first bevel gear, a lead screw is fixedly arranged inside the third bevel gear, the bottom end of the lead screw is rotatably connected with the bottom side inside the box body through a bearing seat, a first extrusion plate is arranged outside the lead screw and vertically penetrates through the first extrusion plate, and a threaded through hole for being in threaded connection with the lead screw is formed in the first extrusion plate, two installation blocks are symmetrically and fixedly installed on two sides of the interior of the box body, guide rods are fixedly installed between the two installation blocks on the same side, two ends of the first extrusion plate are respectively connected with the two guide rods in a sliding mode, extrusion rods are symmetrically and fixedly installed on the bottom of the first extrusion plate, installation grooves are symmetrically and fixedly installed on the bottom side of the interior of the box body and correspond to the extrusion rods, the extrusion rods vertically penetrate through the installation grooves, second through holes for the extrusion rods to penetrate through are formed in the installation grooves, springs are symmetrically and fixedly installed on the top side of the interior of the installation grooves, a second extrusion plate is fixedly installed at the bottom end of each spring, rod bodies are symmetrically and fixedly installed on the bottom of the second extrusion plate, the two rod bodies are made of elastic materials, limiting blocks are fixedly installed on one sides, far away from each other, of the two rod bodies, limiting grooves are formed in two sides of the installation grooves, the bottom fixed mounting of second stripper plate has the dead lever, the bottom fixed mounting of dead lever has the butt piece, two perforation have been seted up to the bottom of box and the position that corresponds with the butt piece, the articulated closed plate that is provided with of front surface of box.

As a still further scheme of the utility model: the limiting block is matched with the limiting groove, a rubber pad is fixedly mounted at the bottom of the abutting block, and a handle is fixedly mounted on one side of the box body.

As a still further scheme of the utility model: the heat dissipation hole is formed in the top of the box body, a switch is fixedly mounted on one side of the box body, the motor is electrically connected with the switch through a wire, the switch is electrically connected with an external power supply through a wire, and the size of the through hole is matched with the size of the abutting block.

As a still further scheme of the utility model: and a pull ring is fixedly arranged on the front surface of the closing plate.

As a still further scheme of the utility model: the distance from the limiting block to the limiting groove is equal to the distance from the abutting block to the ground, and the limiting block and one side of the installation groove are in polishing design.

As a still further scheme of the utility model: the inside fixed mounting of second bevel gear has the connecting rod, first through-hole has been seted up at the top of box, and fixed mounting has rolling bearing in the first through-hole, rolling bearing's inside rotation is connected with the pivot, the bottom of pivot and the top fixed connection of connecting rod, the top fixed mounting of pivot has the supporting shoe, the top of supporting shoe and the bottom fixed connection of show board.

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

according to the utility model, through the mutual matching among the motor, the screw rod, the first extrusion plate, the second extrusion plate, the limiting block, the limiting groove and other components, the first extrusion plate of the motor drives the extrusion rod to extrude the second extrusion plate to enable the limiting block to be clamped into the limiting groove, and at the moment, the abutting block is just abutted against the ground and is fixed, so that the effect of enabling the whole device to be more stable is achieved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is an enlarged view of the utility model at A in FIG. 1.

Fig. 3 is a front view of the present invention.

Fig. 4 is a partial structural view of the present invention.

1. A display board; 2. a box body; 3. a first squeeze plate; 4. a guide bar; 5. mounting blocks; 6. a universal wheel; 7. a screw rod; 8. a handle; 9. mounting grooves; 10. a second compression plate; 11. a rod body; 12. a butting block; 13. perforating; 14. a limiting groove; 15. a limiting block; 16. a spring; 17. an extrusion stem; 18. a closing plate; 19. a motor; 20. rotating the rod; 21. a first bevel gear; 22. a second bevel gear; 23. a third bevel gear; 24. a rotating bearing; 25. a rotating shaft; 26. a support block; 27. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a display device for building engineering management bidding includes a display board 1, a box body 2 is disposed below the display board 1, universal wheels 6 are fixedly mounted at four corners of the bottom of the box body 2, a motor 19 is fixedly mounted at one side inside the box body 2, a rotating rod 20 is fixedly mounted at an output end of the motor 19, a first bevel gear 21 is fixedly mounted at one end of the rotating rod 20, a second bevel gear 22 is disposed at a top of one side of the first bevel gear 21, a third bevel gear 23 is disposed at a bottom of one side of the first bevel gear 21, the second bevel gear 22 and the third bevel gear 23 are both meshed with the first bevel gear 21, a lead screw 7 is fixedly mounted inside the third bevel gear 23, a bottom end of the lead screw 7 is rotatably connected with the inside of the box body 2 through a bearing seat, a first extrusion plate 3 is disposed at an outer side of the lead screw 7, the lead screw 7 vertically penetrates through the first extrusion plate 3, the first extrusion plate 3 is provided with a threaded through hole for being in threaded connection with a lead screw 7, two installation blocks 5 are symmetrically and fixedly installed on two sides in the box body 2, a guide rod 4 is fixedly installed between the two installation blocks 5 on the same side, two ends of the first extrusion plate 3 are respectively in sliding connection with the two guide rods 4, extrusion rods 17 are symmetrically and fixedly installed at the bottom of the first extrusion plate 3, installation grooves 9 are symmetrically and fixedly installed on the bottom side in the box body 2 and in positions corresponding to the extrusion rods 17, the extrusion rods 17 vertically penetrate through the installation grooves 9, second through holes for the extrusion rods 17 to penetrate through are formed in the installation grooves 9, springs 16 are symmetrically and fixedly installed on the top side in the installation grooves 9, a second extrusion plate 10 is fixedly installed at the bottom of the springs 16, rod bodies 11 are symmetrically and fixedly installed at the bottom of the second extrusion plate 10, the two rod bodies 11 are made of elastic materials, and limit blocks 15 are fixedly installed on one sides, far away from each other, of the two rod bodies 11, spacing groove 14 has all been seted up to the both sides of mounting groove 9, and the bottom fixed mounting of second stripper plate 10 has dead lever 27, and the bottom fixed mounting of dead lever 27 has butt piece 12, and two perforation 13 have been seted up to the bottom of box 2 and the position that corresponds with butt piece 12, and the articulated closing plate 18 that is provided with of front surface of box 2.

Stopper 15 and spacing groove 14 looks adaptation, the bottom fixed mounting of butt piece 12 has the rubber pad, and one side fixed mounting of box 2 has handle 8.

The louvre has been seted up at the top of box 2, and one side fixed mounting of box 2 has the switch, and motor 19 passes through the wire to be connected with the switch electricity, and the switch passes through the wire to be connected with external power supply electricity, and the size of perforation 13 and the big or small looks adaptation of butt piece 12.

A handle is fixedly mounted to the front surface of the closure plate 18.

The distance from the limiting block 15 to the limiting groove 14 is equal to the distance from the abutting block 12 to the ground, and one side of the limiting block 15, which is attached to the mounting groove 9, is designed to be polished.

The inside fixed mounting of second bevel gear 22 has the connecting rod, and first through-hole has been seted up at the top of box 2, and fixed mounting has rolling bearing 24 in the first through-hole, and rolling bearing 24's internal rotation is connected with pivot 25, the bottom of pivot 25 and the top fixed connection of connecting rod, and the top fixed mounting of pivot 25 has supporting shoe 26, the top of supporting shoe 26 and the bottom fixed connection of show board 1.

The working principle of the utility model is as follows:

when the utility model is used, the switch is turned on to control the motor 19 to drive the rotating rod 20 to rotate, so as to drive the first bevel gear 21 to rotate, the first bevel gear 21 respectively drives the second bevel gear 22 and the third bevel gear 23 to rotate, the second bevel gear 22 drives the connecting rod to rotate, the connecting rod drives the rotating shaft 25 to rotate, the rotating shaft 25 drives the supporting block 26 to rotate, so as to drive the display board 1 to rotate, meanwhile, the third bevel gear 23 drives the screw rod 7 to rotate, the screw rod 7 drives the first extrusion plate 3 to move downwards under the limit of the guide rod 4, the first extrusion plate 3 extrudes the second extrusion plate 10 through the extrusion rod 17 until the limiting block 15 is clamped into the limiting groove 14, at the moment, the abutting block 12 just abuts against the ground, if the display board 1 does not need to rotate by a large angle, only needs to clamp the limiting block 15 into the limiting groove 14 according to the above operation, and then continue to adjust the angle of the display board 1 through the motor 19, when the display board 1 is required to be moved, the limiting block 15 is pressed inwards by opening the closing plate 18, and the abutting block returns to the inside of the mounting groove 9 under the reset action of the spring 16.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a display device for building engineering management bid, includes show board (1), its characterized in that: the display board is characterized in that a box body (2) is arranged below the display board (1), universal wheels (6) are fixedly mounted at four corners of the bottom of the box body (2), a motor (19) is fixedly mounted at one side inside the box body (2), a rotating rod (20) is fixedly mounted at the output end of the motor (19), a first bevel gear (21) is fixedly mounted at one end of the rotating rod (20), a second bevel gear (22) is arranged at the top of one side of the first bevel gear (21), a third bevel gear (23) is arranged at the bottom of one side of the first bevel gear (21), the second bevel gear (22) and the third bevel gear (23) are both meshed with the first bevel gear (21), a screw rod (7) is fixedly mounted inside the third bevel gear (23), and the bottom end of the screw rod (7) is rotatably connected with the bottom side inside the box body (2) through a bearing seat, the outer side of the lead screw (7) is provided with a first extrusion plate (3), the lead screw (7) vertically penetrates through the first extrusion plate (3), a threaded through hole for being in threaded connection with the lead screw (7) is formed in the first extrusion plate (3), two installation blocks (5) are symmetrically and fixedly installed on two sides of the inner portion of the box body (2), guide rods (4) are fixedly installed between the two installation blocks (5) on the same side, two ends of the first extrusion plate (3) are respectively in sliding connection with the two guide rods (4), extrusion rods (17) are symmetrically and fixedly installed at the bottom of the first extrusion plate (3), installation grooves (9) are symmetrically and fixedly installed on the inner bottom side of the box body (2) and in positions corresponding to the extrusion rods (17), the extrusion rods (17) vertically penetrate through the installation grooves (9), and second through holes for the extrusion rods (17) to penetrate through are formed in the installation grooves (9), the inside top side symmetry fixed mounting of mounting groove (9) has spring (16), the bottom fixed mounting of spring (16) has second stripper plate (10), the bottom symmetry fixed mounting of second stripper plate (10) has the body of rod (11), two the body of rod (11) are elastic material and make, two the equal fixed mounting in one side that the body of rod (11) kept away from each other has stopper (15), spacing groove (14) have all been seted up to the both sides of mounting groove (9), the bottom fixed mounting of second stripper plate (10) has dead lever (27), the bottom fixed mounting of dead lever (27) has butt piece (12), two perforation (13) have been seted up to the bottom of box (2) and the position that corresponds with butt piece (12), the articulated closing plate (18) that is provided with of front surface of box (2).

2. A construction work management bid display apparatus according to claim 1, wherein: stopper (15) and spacing groove (14) looks adaptation, the bottom fixed mounting of butt joint piece (12) has the rubber pad, one side fixed mounting of box (2) has handle (8).

3. A construction work management bid display apparatus according to claim 1, wherein: the heat dissipation hole is seted up at the top of box (2), one side fixed mounting of box (2) has the switch, motor (19) pass through the wire and are connected with the switch electricity, and the switch passes through the wire and is connected with external power supply electricity, the size of perforation (13) and the size looks adaptation of butt piece (12).

4. A construction work management bid display apparatus according to claim 1, wherein: the front surface of the closing plate (18) is fixedly provided with a pull ring.

5. A construction work management bid display apparatus according to claim 1, wherein: one side of the limiting block (15) attached to the mounting groove (9) is designed to be polished.

6. A construction work management bid display apparatus according to claim 1, wherein: the inside fixed mounting of second bevel gear (22) has the connecting rod, first through-hole has been seted up at the top of box (2), and fixed mounting has rolling bearing (24) in the first through-hole, the inside rotation of rolling bearing (24) is connected with pivot (25), the bottom of pivot (25) and the top fixed connection of connecting rod, the top fixed mounting of pivot (25) has supporting shoe (26), the top of supporting shoe (26) and the bottom fixed connection of show board (1).