CN214008773U

CN214008773U - Projection arrangement in elevator convenient to installation

Info

Publication number: CN214008773U
Application number: CN202022626563.5U
Authority: CN
Inventors: 程玉柱
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-20
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a projection arrangement in elevator convenient to installation of advertisement propagation technical field, including the elevator body, the below interval at elevator body inner chamber top is provided with the cavity box, cavity box right-hand member face is uncovered setting, cavity box top evenly is connected with the bearing frame, the inside and outside equal grafting of bearing frame is fixed with the screw rod, elevator body inner chamber top and screw rod correspond the position and all are provided with the screw, just the screw rod activity grafting respectively to the screw inner chamber of matching, cavity box inner chamber is provided with dismantles the base, the bottom of dismantling the base is connected with adjustable projection arrangement, and this elevator projection arrangement is convenient for install and dismantle, and this elevator advertisement projection arrangement can carry out the angle modulation as required moreover, has promoted the projected effect of advertisement.

Description

Projection arrangement in elevator convenient to installation

Technical Field

The utility model relates to an advertisement propagation technical field specifically is a projection arrangement in elevator convenient to installation.

Background

Along with the development of the prior art, a large amount of advertisement information is filled around people, in order to compete for the propaganda and the effect of eyeball economic advertisements to become more important, the projection advertisements in the elevator have the characteristic of high compulsory watching performance, and have unique advantages which other propaganda media do not have, so the projection advertisements in the elevator are gradually rising.

The projecting apparatus among the present elevator advertisement projection arrangement is fixed through fixing bolt mostly, and this makes the installation and the dismantlement of projecting apparatus all more troublesome, and the projecting apparatus among the present elevator advertisement projection arrangement can't carry out the angle modulation as required moreover, and maneuverability reduces, has influenced advertisement projected effect to a certain extent, and consequently, projecting apparatus has very much actual value in the elevator convenient to installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projection arrangement in elevator convenient to installation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a projection arrangement in elevator convenient to installation, includes the elevator body, the below interval at elevator body inner chamber top is provided with the cavity box, cavity box right-hand member face is uncovered setting, cavity box top evenly is connected with the bearing frame, the inside and outside equal grafting of bearing frame is fixed with the screw rod, elevator body inner chamber top all is provided with the screw rod corresponding position, just the screw rod activity is pegged graft respectively to the screw inner chamber of matching, cavity box inner chamber is provided with dismantles the base, the bottom of dismantling the base is connected with adjustable projection arrangement.

Preferably, dismantle the base and include the bed plate, the left side of terminal surface all is provided with the recess around the bed plate, and is two sets of groove cavity's bottom all is connected with the spring, and is two sets of the back of the body end of the spring all is connected with the circular arc top, the terminal surface all is provided with the cross slot around the bed plate, the cross slot inner chamber all evenly is provided with the multiunit gyro wheel, just all rotate through the pivot between gyro wheel and the cross slot that matches separately and be connected.

Preferably, the bed plate activity is pegged graft to the cavity box inner chamber of matching, the left side of terminal surface all runs through around the cavity box and is provided with the through-hole that matches with the circular arc top, and two sets of the circular arc top is the activity respectively and is pegged graft to the through-hole inner chamber of matching.

Preferably, the front end face and the rear end face of the inner cavity of the hollow box body are transversely provided with limiting slide rails matched with the rollers, and one ends of the rollers, far away from the bottom of the inner cavity of the transverse groove, are movably inserted into the matched inner cavities of the slide rails respectively.

Preferably, adjustable projection arrangement includes the base plate, the bottom of base plate is connected with the chassis, the chassis inner chamber is provided with the swing board, just rotate through the pivot between chassis and the swing board and be connected, the bottom of swing board is connected with the projection arrangement body, the top of swing board is provided with electric telescopic handle, electric telescopic handle's top and bottom both ends all are provided with the tip board, just all rotate through the round pin axle between electric telescopic handle and the two sets of tip boards and be connected, two sets of the tip board is fixed connection respectively on the base plate lateral wall that matches and swing board top.

Preferably, the bottom of the hollow box body is transversely provided with a guide groove matched with the substrate, and the substrate is movably arranged in the inner cavity of the matched guide groove.

Compared with the prior art, the beneficial effects of the utility model are that: the elevator projection device is convenient to mount and fixedly support the projection device body on the top of an inner cavity of the elevator body by rotating the screw rod, so that the device is convenient to mount and dismount, and the elevator advertisement projection device drives the swing plate to rotate through the expansion and contraction of the electric telescopic rod, so that the swing plate drives the projection device body to adjust the angle as required, and the advertisement projection effect is improved;

make it break away from the through-hole that matches through pressing down the circular arc top for the bed plate can be followed the quick dismantlement separation on the cavity box, thereby conveniently dismantles the maintenance operation to the projection arrangement body regularly.

Drawings

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

fig. 2 is a side view of the detachable base structure of the present invention.

In the figure: 1. an elevator body; 2. a hollow box body; 3. a bearing seat; 4. a screw; 5. disassembling the base; 6. a substrate; 7. an adjustable projection device; 8. a chassis; 9. a swing plate; 10. an electric telescopic rod; 11. an end plate; 12. a projection device body; 13. a base plate; 14. a groove; 15. a spring; 16. a circular arc top head; 17. a transverse groove; 18. and a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a projection arrangement in elevator convenient to installation, including elevator body 1, the below interval at 1 inner chamber top of elevator body is provided with

cavity box

2, 2 right-hand member face of cavity box are uncovered setting, 2 tops of cavity box evenly are connected with bearing frame 3, all peg graft and be fixed with screw rod 4 inside and outside bearing

frame

3, 1 inner chamber top of elevator body and screw rod 4 correspond the position and all are provided with the screw, and screw rod 4 activity plug-in connection to the screw inner chamber of matching respectively, 2 inner chambers of cavity box are provided with dismantlement base 5, the bottom of dismantling base 5 is connected with adjustable projection arrangement 7, this elevator projection arrangement is convenient for install and dismantle, and this elevator advertisement projection arrangement can carry out the angle modulation as required, the projected effect of advertisement has been promoted.

Referring to fig. 1 and 2, the dismounting base 5 includes a base plate 13, grooves 14 are provided on the left side of the front and rear end faces of the base plate 13, springs 15 are connected to the bottoms of the inner cavities of the two groups of grooves 14, circular arc tips 16 are connected to the opposite ends of the two groups of springs 15, transverse grooves 17 are provided on the front and rear end faces of the base plate 13, a plurality of groups of rollers 18 are uniformly provided in the inner cavities of the transverse grooves 17, and the rollers 18 and the transverse grooves 17 matched with each other are rotatably connected through a rotating shaft.

Referring to fig. 1 and 2, the base plate 13 is movably inserted into the inner cavity of the hollow box 2, through holes matched with the arc plugs 16 are formed on the left sides of the front and rear end surfaces of the hollow box 2, and the two sets of arc plugs 16 are respectively movably inserted into the inner cavities of the matched through holes.

Referring to fig. 1 and 2, the front and rear end faces of the inner cavity of the hollow box 2 are transversely provided with a limiting slide rail matched with the roller 18, and one end of the roller 18 far away from the bottom of the inner cavity of the transverse groove 17 is movably inserted into the inner cavity of the matched slide rail.

Referring to fig. 1, the adjustable projection apparatus 7 includes a substrate 6, a bottom frame 8 is connected to the bottom of the substrate 6, a swing plate 9 is disposed in an inner cavity of the bottom frame 8, the bottom frame 8 and the swing plate 9 are rotatably connected through a rotating shaft, the bottom of the swing plate 9 is connected to a projection apparatus body 12, an electric telescopic rod 10 is disposed above the swing plate 9, end plates 11 are disposed at both the top and bottom ends of the electric telescopic rod 10, the electric telescopic rod 10 and the two end plates 11 are rotatably connected through a pin shaft, and the two end plates 11 are respectively and fixedly connected to the side wall of the matched substrate 6 and the top of the swing plate 9.

Referring to fig. 1, a guide groove matched with the substrate 6 is transversely formed at the bottom of the hollow box 2, and the substrate 6 is movably disposed in the inner cavity of the matched guide groove.

The working principle is as follows:

the elevator projection device is convenient for fixedly supporting the projection device body 12 on the top of the inner cavity of the elevator body 1 by rotating the screw rod 4, so that the device is convenient to mount and dismount, and the elevator advertisement projection device drives the swing plate 9 to rotate through the extension and retraction of the electric telescopic rod 10, so that the swing plate 9 drives the projection device body 12 to adjust the angle as required, and the advertisement projection effect is improved;

the arc-shaped top head 16 is pressed to be separated from the matched through hole, so that the base plate 13 can be quickly detached and separated from the hollow box body 2, and the projection device body 12 can be conveniently detached and overhauled regularly.

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

Claims

1. The utility model provides a projection arrangement in elevator convenient to installation, includes elevator body (1), its characterized in that: the elevator is characterized in that a hollow box body (2) is arranged at the bottom of the top of an inner cavity of an elevator body (1) at an interval, the right end face of the hollow box body (2) is arranged in an open mode, bearing seats (3) are evenly connected to the top of the hollow box body (2), screw rods (4) are fixedly inserted inside and outside the bearing seats (3), screw holes are arranged at the positions, corresponding to the screw rods (4), of the top of the inner cavity of the elevator body (1), the screw rods (4) are movably inserted into the matched screw holes respectively, the inner cavity of the hollow box body (2) is provided with a dismounting base (5), and the bottom of the dismounting base (5) is connected with an adjustable projection device (7).

2. The projection device in elevator of claim 1, which is easy to install, characterized in that: dismantle base (5) and include bed plate (13), the left side of terminal surface all is provided with recess (14), and is two sets of around bed plate (13) the bottom of recess (14) inner chamber all is connected with spring (15), and is two sets of the end of carrying on the back of the body of spring (15) all is connected with circular arc top (16), the terminal surface all is provided with cross slot (17) around bed plate (13), cross slot (17) inner chamber all evenly is provided with multiunit gyro wheel (18), just all rotate through the pivot between gyro wheel (18) and the cross slot (17) that match separately and be connected.

3. The projection device in elevator convenient for installation according to claim 2, characterized in that: base plate (13) activity is pegged graft to the cavity box (2) inner chamber of matching, the left side of terminal surface all runs through around cavity box (2) and is provided with the through-hole that matches with circular arc top (16), and two sets of circular arc top (16) activity respectively is pegged graft to the through-hole inner chamber of matching.

4. The projection device in elevator convenient for installation according to claim 2, characterized in that: the front end face and the rear end face of the inner cavity of the hollow box body (2) are transversely provided with limiting slide rails matched with the rollers (18), and one ends, far away from the bottom of the inner cavity of the transverse groove (17), of the rollers (18) are movably inserted into the inner cavities of the matched slide rails respectively.

5. The projection device in elevator of claim 1, which is easy to install, characterized in that: adjustable projection arrangement (7) include base plate (6), the bottom of base plate (6) is connected with chassis (8), chassis (8) inner chamber is provided with swing board (9), just rotate through the pivot between chassis (8) and swing board (9) and be connected, the bottom of swing board (9) is connected with projection arrangement body (12), the top of swing board (9) is provided with electric telescopic handle (10), the top and the bottom both ends of electric telescopic handle (10) all are provided with tip board (11), just all rotate through the round pin axle between electric telescopic handle (10) and two sets of tip boards (11) and be connected, two sets of tip board (11) are fixed connection respectively on the base plate (6) lateral wall that matches and swing board (9) top.

6. The conveniently-installed projection device in an elevator as claimed in claim 5, wherein: the bottom of the hollow box body (2) is transversely provided with a guide groove matched with the substrate (6), and the substrate (6) is movably arranged in the inner cavity of the matched guide groove.