CN213458742U

CN213458742U - Propaganda display device

Info

Publication number: CN213458742U
Application number: CN202022238018.9U
Authority: CN
Inventors: 赵冰
Original assignee: North China Municipal Engineering Design and Research Institute Co Ltd
Current assignee: North China Municipal Engineering Design and Research Institute Co Ltd; CSCEC Aecom Consultant Co Ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-15
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a propaganda display device belongs to propaganda instrument field, has solved the fixed problem of not adjustable of current propaganda display device face. The utility model discloses a box, actuating mechanism, positive and negative screw rod, pull rod and two extension plates all are located the box, two extension plates are located the left and right sides of positive and negative screw rod respectively, positive and negative screw rod links to each other with actuating mechanism, be connected with the swivel nut on positive and negative screw rod's the positive screw thread and the negative screw thread respectively, every swivel nut both sides are connected with a pull rod respectively, it is connected to rotate between pull rod and the swivel nut, left pull rod rotates with left extension plate to be connected, the pull rod on right side rotates with the extension plate on right side to be connected, the box both sides are equipped with the opening. The utility model discloses a usable floor area of propaganda show face can be adjusted as required, accomodates the convenience, and occupation space is little.

Description

Propaganda display device

Technical Field

The utility model belongs to propaganda instrument field, concretely relates to propaganda display device.

Background

Municipal works are the construction of various public transport facilities, water supply, drainage, gas, city flood control, environmental sanitation, illumination and other basic facilities in city construction, are the material foundation essential for the survival and development of cities, are the basic conditions for improving the living standard of people and opening the outside, and can use outdoor propaganda and display devices in the construction of municipal works.

Present propaganda display device, its face that is used for the propaganda show is fixed, can't adjust propaganda display device's usable floor area during the use, and is difficult for accomodating after using, and occupation space is big. In addition, the height of the device cannot be adjusted according to the heights of different users by the conventional propaganda and display device, so that the practicability is reduced, and the device is inconvenient for people to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a propaganda display device has solved the fixed not adjustable problem of current propaganda display device face.

The technical scheme of the utility model is that: the utility model provides a propaganda display device, the power distribution box comprises a box body, still include actuating mechanism, positive and negative screw rod, pull rod and two extension plates all are located the box, two extension plates are located the left and right sides of positive and negative screw rod respectively, positive and negative screw rod links to each other with actuating mechanism, be connected with the swivel nut on positive and negative screw rod's the positive screw thread and the reverse thread respectively, every swivel nut both sides are connected with a pull rod respectively, it is connected to rotate between pull rod and the swivel nut, left pull rod rotates with left extension plate to be connected, the pull rod on right side rotates with the extension plate on right side to be connected, the.

As a further improvement of the utility model, a rain-proof plate is arranged above the box body.

As a further improvement, the box lateral part is extended at the two ends of the rain-proof plate, the first sliding groove is respectively arranged on the two extension sections of the rain-proof plate, the sliding block is arranged on the extension plate, and the sliding block is arranged in the first sliding groove. The slider slides in first spout, has played stable effect to the removal of extension plate, prevents that the extension plate from taking place the skew when removing.

As a further improvement, the upper and lower ends of the extension plate are respectively provided with a pulley, the upper and lower ends of the two sides of the box body are respectively provided with a second chute, and the pulley is positioned in the second chute. The pulley rolls in the second chute, and the function of reducing friction resistance is achieved, so that the extension plate can move flexibly.

As the utility model discloses a further improvement, actuating mechanism includes motor, drive plate and driven plate, and the drive plate is connected on the output shaft of motor, and the driven plate is connected with the drive plate transmission, and the pivot has been cup jointed to the axle center department of driven plate, and the pivot links to each other with positive and negative screw rod.

As a further improvement, the two sides of the screw sleeve are respectively provided with a first movable seat, the extension plate is provided with a second movable seat, one end of the pull rod is connected with the screw sleeve through the first movable seat, the other end of the pull rod is connected with the extension plate through the second movable seat, and the pull rod is connected with the first movable seat and the second movable seat through movable shafts respectively.

As a further improvement of the utility model, the bottom of the box body is provided with a supporting mechanism.

As the utility model discloses a further improvement, supporting mechanism includes supporting box and support column, is equipped with electric putter in the supporting box, and the electric putter lower extreme links to each other with the supporting box bottom, and the electric putter upper end links to each other with the support column, and the support column upper end links to each other with the bottom half.

As the utility model discloses a further improvement is equipped with the litter in the supporting box, is equipped with the movable plate on the support column, is equipped with the sliding sleeve on the movable plate, and the sliding sleeve cover is established on the litter, and sliding sleeve and litter mutually support, provide the direction to reciprocating of support column, and played friction reduction's effect, solved and appeared rubbing too greatly when removing with the movable plate and lead to removing the problem that is not smooth and easy. The upper end of the sliding rod is provided with a limiting block which has a limiting effect on the extending height of the electric push rod.

As the utility model discloses a further improvement is equipped with the locating hole that a plurality of extension degree directions were arranged on the support column, and one side that corresponds with the locating hole on the support box is equipped with the fixed orifices, is equipped with the bolt between fixed orifices and the locating hole, and the bolt outer end is equipped with the nut. After the height adjustment of the supporting column is completed, the bolt is inserted between the fixing hole and the corresponding positioning hole, and the nut is screwed, so that the supporting column is clamped and fixed, and the stability of the supporting column is improved.

The utility model has the advantages that:

1. the utility model discloses set up mobilizable extension plate in box both sides, the extension plate is by its flexible of positive and negative screw rod and swivel nut cooperation control: when the extension plate needs to extend out, the motor drives the screw rods to rotate, the two screw sleeves respectively move towards the middle of the positive and negative screw rods, and the extension plate is pushed by the pull rod to move towards the outside of the box body; when the extension plate needs to be retracted, the motor rotates reversely, the two screw sleeves move towards the two ends of the square screw respectively, and the extension plate is pulled by the pull rod to be retracted into the box body. The utility model discloses a usable floor area of propaganda show face can be adjusted as required, accomodates the convenience, and occupation space is little.

2. The utility model discloses the height of box is adjusted to accessible electric putter, can adjust propaganda display device's height according to different users' height, has strengthened its practicality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the middle box body of the present invention;

fig. 3 is a sectional view of the structure of the support box of the present invention.

In the figure: 1-a box body; 2-supporting the box; 3-rain-proof plate; 4-a work box; 5, a motor; 6-driving disk; 7-a driven disc; 8-a rotating shaft; 9-positive and negative screw rods; 10-thread sleeve; 11-a first movable seat; 12-a pull rod; 13-a second movable seat; 14-an extension plate; 15-electric push rod; 16-moving the plate; 17-a support column; 18-a first runner; 19-a slide block; 20-a second chute; 21-a pulley; 22-a movable shaft; 23-a bearing seat; 24-positioning holes; 25-a nut; 26-bolt; 27-a slide bar; 28-a sliding sleeve; 29-placing the plate; 30-a limiting block; 31-an opening; 32-fixing hole.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-3, a propaganda display device, including box 1, still include actuating mechanism, positive and negative screw rod 9, pull rod 12 and two extension plates 14 all are located box 1, two extension plates 14 are located positive and negative screw rod 9's the left and right sides respectively, positive and negative screw rod 9 links to each other with actuating mechanism, be connected with swivel nut 10 on positive screw thread and the reverse thread of positive and negative screw rod 9 respectively, every swivel nut 10 both sides are connected with a pull rod 12 respectively, rotate between pull rod 12 and the swivel nut 10 and be connected, left pull rod 12 rotates with left extension plate 14 and is connected, pull rod 12 on right side rotates with right side extension plate 14 and is connected, box 1 both sides are equipped with the opening 31 that supplies extension plate 14 to pass through respectively.

A rain-proof plate 3 is arranged above the box body 1. The two ends of the rain-proof plate 3 extend out of the side part of the box body 1, the two extension sections of the rain-proof plate 3 are respectively provided with a first sliding groove 18, the extension plate 14 is provided with a sliding block 19, and the sliding block 19 is positioned in the first sliding groove 18. The upper and lower ends of the extension plate 14 are respectively provided with a pulley 21, the upper and lower ends of the two sides of the box body 1 are respectively provided with a second chute 20, and the pulleys 21 are positioned in the second chutes 20.

The driving mechanism comprises a motor 5, a driving disc 6 and a driven disc 7, the driving disc 6 is connected to an output shaft of the motor 5, the driven disc 7 is in transmission connection with the driving disc 6 through a belt, a rotating shaft 8 is sleeved at the axis of the driven disc 7, and the rotating shaft 8 is connected with a positive screw and a negative screw 9. A working box 4 is arranged below the box body 1, and a driving mechanism is arranged in the working box 4.

The two sides of the threaded sleeve 10 are respectively provided with a first movable seat 11, the extension plate 14 is provided with a second movable seat 13, one end of the pull rod 12 is connected with the threaded sleeve 10 through the first movable seat 11, the other end of the pull rod 12 is connected with the extension plate 14 through the second movable seat 13, and the pull rod 12 is connected with the first movable seat 11 and the second movable seat 13 through movable shafts 22.

The bottom of the box body 1 is provided with a supporting mechanism. The supporting mechanism comprises a supporting box 2 and a supporting column 17, an electric push rod 15 is arranged in the supporting box 2, the lower end of the electric push rod 15 is connected with the bottom of the supporting box 2, the upper end of the electric push rod 15 is connected with the supporting column 17, and the upper end of the supporting column 17 is connected with the bottom of the box body 1.

A sliding rod 27 is arranged in the support box 2, the movable plate 16 is arranged on the support column 17, a sliding sleeve 27 is arranged on the movable plate 16, and the sliding sleeve 27 is sleeved on the sliding rod 27; the upper end of the slide rod 27 is provided with a limit block 30.

The supporting column 17 is provided with a plurality of positioning holes 24 arranged in the extension direction, one side of the supporting box 2 corresponding to the positioning holes 24 is provided with a fixing hole 32, a bolt 26 is arranged between the fixing hole 32 and the positioning hole 24, and the outer end of the bolt 26 is provided with a nut 25.

The bottom of the supporting box 2 is provided with a placing plate 29 for increasing the contact area of the supporting box 2 and the ground and increasing the stability.

Positive and negative screw rod 9 rotates through bearing frame 23 and box 1 to be connected, through setting up bearing frame 23, has played the rotational stability's effect to positive and negative screw rod 9, prevents that positive and negative screw rod 9 from appearing rocking when rotating.

When the box body 1 needs to be moved upwards to a designated height, the electric push rod 15 is firstly started, the electric push rod 15 drives the support column 17 and the box body to move upwards, and the moving plate 16 drives the sliding sleeve 28 to slide on the sliding rod 27, so that the functions of guiding and reducing friction are achieved. When the supporting column 17 moves upwards to a designated height, the bolt 26 is inserted into the fixing hole 32 and the positioning hole 24 corresponding to the position of the bolt, the nut 25 is screwed, the supporting column 17 is clamped and fixed, and then the electric push rod 15 is closed. When the box body 1 needs to be moved downwards to a designated height, the nut 25 and the bolt 26 are firstly taken down, then the electric push rod is controlled to be withdrawn, the bolt 26 is inserted into the fixing hole 32 and the corresponding positioning hole 24, the nut 25 is screwed, and the electric push rod 15 is closed.

When a user needs to stretch the extension plate 14 out of the box body 1, the motor 5 is started, the motor 5 drives the brake disc 6 to rotate, the driving disc 6 drives the driven disc 7 to rotate through the belt, so that the rotating shaft 8 and the positive and negative screw rods 9 rotate, the two screw sleeves 10 respectively move towards the middle of the positive and negative screw rods 9, the extension plate 14 is pushed by the pull rod 12 to move towards the outside of the box body 1, and the motor 5 is closed when the extension plate moves to a proper position. When the extension plate 14 needs to be stored, the motor is controlled to rotate reversely, the forward and reverse screw rods 9 rotate to drive the two screw sleeves 10 to move towards the two ends of the forward and reverse screw rods 9 respectively, the extension plate 14 is pulled through the pull rod 12 to be retracted into the box body 1, and the motor 5 is turned off after the storage is finished.

Claims

1. The utility model provides a propaganda display device, includes the box, its characterized in that: still include actuating mechanism, positive and negative screw rod (9), pull rod (12) and two extension plates (14) all are located box (1), two extension plates (14) are located the left and right sides of positive and negative screw rod (9) respectively, positive and negative screw rod (9) link to each other with actuating mechanism, be connected with swivel nut (10) on the positive screw thread and the negative screw thread of positive and negative screw rod (9) respectively, every swivel nut (10) both sides are connected with one pull rod (12) respectively, rotate between pull rod (12) and swivel nut (10) and be connected, left pull rod (12) rotate with left extension plate (14) and be connected, pull rod (12) on right side rotate with extension plate (14) on right side and are connected, box (1) both sides are equipped with opening (31) that supply extension plate (14) to pass through respectively.

2. The advertising display device of claim 1, wherein: a rain-proof plate (3) is arranged above the box body (1).

3. A promotional display according to claim 2 wherein: the two ends of the rain guard (3) extend out of the side portion of the box body (1), two extension sections of the rain guard (3) are respectively provided with a first sliding groove (18), a sliding block (19) is arranged on the extension plate (14), and the sliding block (19) is located in the first sliding groove (18).

4. A promotional display according to claim 3 wherein: the upper end and the lower end of the extension plate (14) are respectively provided with a pulley (21), the upper end and the lower end of two sides of the box body (1) are respectively provided with a second sliding groove (20), and the pulleys (21) are positioned in the second sliding grooves (20).

5. The advertising display device of claim 4, wherein: the driving mechanism comprises a motor (5), a driving disc (6) and a driven disc (7), the driving disc (6) is connected to an output shaft of the motor (5), the driven disc (7) is in transmission connection with the driving disc (6), a rotating shaft (8) is sleeved at the axis of the driven disc (7), and the rotating shaft (8) is connected with a positive and negative screw rod (9).

6. The advertising display device of claim 5, wherein: the utility model discloses a nut, including swivel nut (10), extension plate (14), pull rod (12), screw sleeve (10) both sides are equipped with first movable seat (11) respectively, be equipped with second movable seat (13) on extension plate (14), pull rod (12) one end links to each other with swivel nut (10) through first movable seat (11), and the pull rod (12) other end passes through second movable seat (13) and links to each other with extension plate (14), is connected through loose axle (22) respectively between pull rod (12) and first movable seat (11) and second movable seat (13).

7. A promotional display according to any of claims 1-6 wherein: the bottom of the box body (1) is provided with a supporting mechanism.

8. The advertising display device of claim 7, wherein: the supporting mechanism comprises a supporting box (2) and a supporting column (17), an electric push rod (15) is arranged in the supporting box (2), the lower end of the electric push rod (15) is connected with the bottom of the supporting box (2), the upper end of the electric push rod (15) is connected with the supporting column (17), and the upper end of the supporting column (17) is connected with the bottom of the box body (1).

9. The advertising display device of claim 8, wherein: a sliding rod (27) is arranged in the supporting box (2), a moving plate (16) is arranged on the supporting column (17), a sliding sleeve (28) is arranged on the moving plate (16), and the sliding sleeve (28) is sleeved on the sliding rod (27); the upper end of the slide rod (27) is provided with a limit block (30).

10. A promotional display according to claim 9 wherein: the supporting column (17) is provided with a plurality of positioning holes (24) arranged in the extension direction, one side of the supporting box (2) corresponding to the positioning holes (24) is provided with a fixing hole (32), a bolt (26) is arranged between the fixing hole (32) and the positioning holes (24), and the outer end of the bolt (26) is provided with a nut (25).