CN211952033U

CN211952033U - Projector lifting device

Info

Publication number: CN211952033U
Application number: CN202020273109.3U
Authority: CN
Inventors: 吴金余
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-11-17
Anticipated expiration: 2030-03-09

Abstract

The utility model provides a projecting apparatus elevating gear, including mount, the hinge of connecting the top cut folding arm subassembly and projecting apparatus rack, there is motor drive assembly mount inside, motor drive assembly comprises tubular motor, wire rope, hand switch and automatically controlled board, through manual and automatically controlled start elevating gear, the inside of projecting apparatus rack is equipped with projecting apparatus body equipment, and the projecting apparatus rack passes through the hinge and cuts folding arm subassembly and is connected with the mount, through the outside otic placode of projecting apparatus rack, big otic placode and outer apron and the inside inner baffle on arc spout and the screw hole be connected and reach the height to the projecting apparatus, control, the adjustment of gradient, reach good projection effect, improved elevating gear's practicality.

Description

Projector lifting device

Technical Field

The utility model relates to a elevating gear, concretely relates to projecting apparatus elevating gear.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, a television, etc. through different interfaces to play corresponding video signals. As related technologies of projectors have become mature, various types of projectors have been widely used in the home and business fields, but there are new places in the advertising field, so that window advertisements seen by people at present are basically samples, signs, lamp boxes and the like, underground garage advertisements are few, occasionally, several display screen advertisements exist, and advertisements in elevators are mainly hung on the signs. These traditional advertisements have more weaknesses. The replacement difficulty is high, the static advertisement is stiff, and the effect is not ideal. The projector is applied to advertisement putting in these occasions, can realize remote control and has broad prospect.

The common projectors are often fixed, the lifting function cannot be realized, in addition, under the condition that the projectors are required to be detached, an operator needs to be lifted up by additional tools such as a ladder, and the like, so that the projectors are required to descend or ascend, and the common fixed projectors cannot meet the requirements.

SUMMERY OF THE UTILITY MODEL

In order to solve the projection system under the unable new technology of satisfying of common fixed projecting apparatus, the utility model provides a projecting apparatus elevating gear.

In order to achieve the purpose, the utility model discloses a projecting apparatus elevating gear adopts following technical scheme: the utility model discloses a projector lifting device, including mount, projector rack, projecting apparatus rack, first hinge scissors folding arm, second hinge scissors folding arm and third hinge scissors folding arm, there is motor drive assembly mount inside, motor drive assembly includes tubular motor, wire rope, hand switch and automatically controlled board, the inside hollow structure that is of projector rack, the inside of projector rack is equipped with projecting apparatus body equipment, and the bottom mounting of projector rack has the connecting plate, the projector rack is connected with the mount through first hinge scissors folding arm, second hinge scissors folding arm and third hinge scissors folding arm, and projecting apparatus lifting device's basic structure comes the lift of projecting apparatus through hand switch and automatically controlled two kinds of modes.

Preferably, the projector placing frame is externally provided with a three-layer plate structure, wherein the three-layer plate structure comprises an ear plate at the topmost end, a big ear plate connected with the ear plate and an outer cover plate of which the outermost layer is connected with the big ear plate;

the ear plate comprises inclined folding parts at the upper end and the lower end and a left connecting part and a right connecting part at the middle part, the inclined folding parts and the left connecting part are both provided with arc-shaped chutes, and the inclined folding parts and the left connecting part are in a vertical folding state;

the big ear plate comprises high and low folding parts at the left end and the right end and a folding type inclined connecting part at the middle part, an arc-shaped chute is arranged on the high and low folding parts, a screw hole matched with the arc-shaped chute of the inclined folding part is arranged on the folding type inclined connecting part, and the high and low folding parts and the folding type inclined connecting part are in a vertical folding state;

the outer cover plate comprises three frame body folding parts and folding type high-low connecting parts at the middle part, the three frame body folding parts and the folding type high-low connecting parts are perpendicular to each other and form a shell of the projector placing frame, and the folding type high-low connecting parts are folded vertically to form a shell of the projector placing frame

The connecting part is provided with a screw hole matched with the arc-shaped sliding groove of the high-low folding part;

the left and right connecting parts in the middle of the ear plate are connected with an inner partition plate, and the inner partition plate is provided with screw holes matched with the arc-shaped sliding grooves of the left and right connecting parts;

the screw holes on the folding type inclined connecting parts are connected with the arc chutes of the inclined folding parts through screws, the screw holes on the folding type high-low connecting parts are connected with the arc chutes of the high-low folding parts through screws, the screw holes on the inner baffle plate are connected with the arc chutes of the left and right connecting parts through screws, the screw holes on the folding type inclined connecting parts in the big ear plate are fixed with the arc chutes of the inclined folding parts in the ear plate through screwing screws, and can also be loosened to adjust the height of the projector, the screw holes on the inner baffle plate are fixed with the arc chutes of the left and right connecting parts in the ear plate through screwing screws, and the screws can also be loosened to adjust the height of the projector, great convenience is brought to people to use the projector.

Preferably, the projector lifting device further comprises a hinge-shear folding arm assembly, the hinge-shear folding arm assembly comprises a first hinge-shear folding arm, a second hinge-shear folding arm and a third hinge-shear folding arm, each hinge-shear folding arm comprises a rod sliding rail seat and a middle folding rod piece which are oppositely arranged, an auxiliary rod is arranged on each sliding rail seat and connected with the middle folding rod piece, a hollow groove is formed in the length direction of each sliding rail seat, first positioning gaskets are arranged at two end points of each middle folding rod piece and are installed in the hollow groove, second positioning gaskets are arranged at the intersection of the middle folding rod pieces and the intersection of the auxiliary rods, and the auxiliary rods, the first positioning gaskets and the second positioning gaskets are arranged to enable the middle folding rod pieces to be constrained by the pushing and withdrawing force, so that the shaking is reduced, and the smoothness is increased.

Preferably, all open the vent that has parallel arrangement on the support body folding part and the inner baffle that constitute the projecting apparatus rack, the chamber is accomodate to the lowest of projecting apparatus rack, sets up the heat dissipation of the projecting apparatus of being convenient for of vent, accomodates the chamber and is used for placing soft AP control software etc..

Preferably, the inside motor and the condenser of being equipped with of tubular motor, motor and condenser electric connection, wire rope with the projecting apparatus rack is connected, tubular motor's lateral surface is equipped with the abrasionproof rubber circle, the abrasionproof rubber circle passes through bolt fixed connection with tubular motor, and behind the starting switch, tubular motor control wire rope drives the lift of projecting apparatus, and the abrasionproof rubber circle is used for preventing tubular motor's friction impaired, improves life.

The utility model discloses the beneficial effect of example as follows: the utility model relates to a projector elevating gear accessible is manual, automatically controlled mode starts to go up and down to through the active connection between otic placode, big otic placode, outer apron and the interior baffle and carry out the height to the projector body, control and the adjustment of gradient, hinge shear folding arm subassembly makes whole device more steady, has improved the stability and the life of device when reaching good projection effect.

Drawings

FIG. 1 is a schematic view of a projector lift in an embodiment of the present invention,

figure 2 is an expanded view of an ear plate in an embodiment of the invention,

figure 3 is an expanded view of a big ear plate in an embodiment of the invention,

figure 4 is a schematic view of the outer cover plate in an embodiment of the invention,

figure 5 is a schematic view of an inner baffle in an embodiment of the present invention,

FIG. 6 is a top view of a projector mount in an embodiment of the invention,

fig. 7 is a schematic structural diagram of a first hinge scissors folding arm, a second hinge scissors folding arm and a third hinge scissors folding arm in an embodiment of the present invention.

In the figure, a tubular motor 1, a steel wire rope 2, a manual switch 3, an electric control board 4, a projector body device 6, a first hinge shear folding arm 7, a second hinge shear folding arm 8, a third hinge shear folding arm 9, an ear plate 10, a big ear plate 11, an outer cover plate 12, an inner baffle plate 13, an arc chute 14, a screw hole 15, a vent 16, a containing cavity 17, a motor 18, a capacitor 19, an anti-friction rubber ring 20, a slide rail seat 21, a middle folding rod piece 22, an auxiliary rod 23, a hollow groove 24, a first positioning gasket 25, a second positioning gasket 26, an inclined folding part 27, a left connecting part 28, a right connecting part 28, a high-low folding part 29, a folding inclined connecting part 30, a frame body folding part 31 and a folding high-low connecting part 32 are arranged.

Detailed Description

The technical solution of the present invention is explained in detail by the following embodiments:

as shown in fig. 1, a full-automatic projection system, including the mount that is located the top, main control board (4) and the projecting apparatus rack of connection mount, there is the motor drive subassembly the mount outside has the door plant inside, the motor drive subassembly includes tubular motor (1), wire rope (2) the inside hollow structure that is of projecting apparatus rack, its inside projecting apparatus body equipment (6) that is equipped with, the bottom mounting of projecting apparatus rack has the connecting plate, both ends are passed through wire rope (2) and are connected with the mount about the projecting apparatus rack, and projecting apparatus elevating gear's basic structure realizes the lift of projecting apparatus through hand switch and automatically controlled two kinds of modes.

Further, as shown in fig. 2 to 6, the projector placing frame is externally provided with a three-layer plate structure, where the three-layer plate structure includes an uppermost ear plate 10, an big ear plate 11 connected with the ear plate 10, and an outermost outer cover plate 12 connected with the big ear plate 11;

the ear plate 10 comprises inclined folding parts 27 at the upper end and the lower end and a left connecting part and a right connecting part 28 at the middle part, the inclined folding parts 27 and the left connecting part and the right connecting part 28 are both provided with arc-shaped sliding grooves 14, and the inclined folding parts 27 and the left connecting part and the right connecting part 28 are in a vertical folding state;

the big ear plate 11 comprises high and low folding parts 29 at the left end and the right end and a folding type inclined connecting part 30 at the middle part, an arc-shaped sliding groove 14 is arranged on the high and low folding part 29, a screw hole 15 matched with the arc-shaped sliding groove 14 of the inclined folding part 27 is arranged on the folding type inclined connecting part 30, and the high and low folding parts 29 and the folding type inclined connecting part 30 are in a vertical folding state;

the outer cover plate 12 comprises three frame folding parts 31 and a middle folding high-low connecting part 32, the three frame folding parts 31 and the folding high-low connecting part 32 are vertically folded to form a shell of the projector rack, and the folding high-low connecting part 32 is provided with a screw hole 15 matched with the arc-shaped sliding groove 14 of the high-low folding part 29;

the left and right connecting parts 28 in the middle of the ear plate 10 are connected with an inner partition plate 13, and the inner partition plate 13 is provided with screw holes 15 matched with the arc-shaped chutes 14 of the left and right connecting parts 28;

the screw holes 15 on the folding inclined connecting portions 30 are connected with the arc-shaped chutes 14 of the inclined folding portions 27 through screws, the screw holes 15 on the folding high-low connecting portions 32 are connected with the arc-shaped chutes 14 of the high-low folding portions 29 through screws, the screw holes 15 on the inner partition plate 13 are connected with the arc-shaped chutes 14 of the left and right connecting portions 28 through screws, the screw holes 15 on the folding inclined connecting portions 30 in the big ear plate 11 are fixed with the arc-shaped chutes 14 of the inclined folding portions 27 in the ear plate 10 through screws, and can also be loosened to adjust the inclination of the projector, the screw holes 15 on the folding high-low connecting portions 32 in the outer cover plate 12 are fixedly connected with the arc-shaped chutes 14 of the high-low folding portions 29 in the big ear plate 11 through screws, and can also be loosened to adjust the height of the projector, the screw holes 15 on the inner partition plate 13 are fixed with the arc-shaped chutes 14 of the left and right connecting portions 28 in, the projector can be adjusted left and right by loosening the screws, so that the projector is greatly convenient for people to use.

Further, as shown in fig. 7, the projector lifting device further includes a hinge-shear folding arm assembly, the hinge-shear folding arm assembly includes a first hinge-shear folding arm 7, a second hinge-shear folding arm 8, and a third hinge-shear folding arm 9, each hinge-shear folding arm includes a rod slide rail seat 21 and a middle folding rod 22, the rod slide rail seat 21 is provided with an auxiliary rod 23 connected to the middle folding rod 22, the slide rail seat 21 is provided with a hollow groove 24 in the length direction, two end points of the middle folding rod 22 are provided with first positioning gaskets 25, the first positioning gaskets are installed in the hollow groove 24, the second positioning gaskets 26 are provided at the intersection of the middle folding rod 22 and the auxiliary rod 23, the middle folding rod is constrained by the pushing and withdrawing force by the auxiliary rod, the first positioning gaskets and the second positioning gaskets, so as to reduce the shaking, the smoothness is increased.

Further, all open the vent 16 that has parallel arrangement on the left and right sides of projecting apparatus body and the back lateral wall, the chamber 17 is accomodate to the lowest of projecting apparatus rack, sets up the heat dissipation of the projecting apparatus body 6 of being convenient for of vent, accomodates the chamber and is used for placing soft AP control software etc..

Further, a motor 18 and a capacitor 19 are arranged inside the tubular motor 1, the motor 18 is electrically connected with the capacitor 19, the steel wire rope is connected with the projector placing frame 2, an anti-abrasion rubber ring 20 is arranged on the outer side surface of the tubular motor 1, the anti-abrasion rubber ring 20 is fixedly connected with the tubular motor 1 through a bolt, after a switch is started, the tubular motor 1 controls the steel wire rope 2 to drive the projector body 6 to ascend and descend, and the anti-abrasion rubber ring 20 is used for preventing the tubular motor 1 from being damaged due to friction; this practicality has improved the stability and the life of device when reaching good projection effect.

Claims

1. A projector lifting device is characterized in that: including mount, main control board (4) that are located the top and the projecting apparatus rack of connecting the mount, there is the door plant inside motor drive assembly outside the mount, motor drive assembly includes tubular motor (1), wire rope (2) the inside hollow structure that is of projecting apparatus rack, its inside projecting apparatus body equipment (6) that is equipped with, the bottom mounting of projecting apparatus rack has the connecting plate, both ends are passed through wire rope (2) and are connected with the mount about the projecting apparatus rack.

2. A projector lifting device according to claim 1, wherein: the projector placing frame is externally provided with a three-layer plate structure, wherein the three-layer plate structure comprises an ear plate (10) at the topmost end, a big ear plate (11) connected with the ear plate (10) and an outer cover plate (12) of which the outmost layer is connected with the big ear plate (11);

the ear plate (10) comprises inclined folding parts (27) at the upper end and the lower end and a left connecting part and a right connecting part (28) at the middle part, the inclined folding parts (27) and the left connecting part and the right connecting part (28) are respectively provided with an arc-shaped sliding chute (14), and the inclined folding parts (27) and the left connecting part and the right connecting part (28) are in a vertical folding state;

the big ear plate (11) comprises high and low folding parts (29) at the left end and the right end and a folding type inclined connecting part (30) in the middle, an arc-shaped sliding groove (14) is arranged on the high and low folding parts (29), a screw hole (15) matched with the arc-shaped sliding groove (14) of the inclined folding part (27) is arranged on the folding type inclined connecting part (30), and the high and low folding parts (29) and the folding type inclined connecting part (30) are in a vertical folding state;

the outer cover plate (12) comprises three frame body folding parts (31) and a folding type high-low connecting part (32) in the middle, the three frame body folding parts (31) and the folding type high-low connecting part (32) are vertically folded to form a shell of the projector placing frame, and the folding type high-low connecting part (32) is provided with a screw hole (15) matched with the arc-shaped sliding groove (14) of the high-low folding part (29);

the left connecting part and the right connecting part (28) in the middle of the ear plate (10) are connected with an inner partition plate (13), and the inner partition plate (13) is provided with screw holes (15) matched with the arc-shaped sliding grooves (14) of the left connecting part and the right connecting part (28);

screw holes (15) on the folding type inclined connecting portions (30) are connected with arc-shaped sliding grooves (14) of the inclined folding portions (27) through screws, screw holes (15) on the folding type high-low connecting portions (32) are connected with the arc-shaped sliding grooves (14) of the high-low folding portions (29) through screws, and screw holes (15) of the inner partition plate (13) are connected with the arc-shaped sliding grooves (14) of the left-right connecting portions (28) through screws.

3. A projector lifting device according to claim 1, wherein: the projector lifting device further comprises a hinge-shearing folding arm assembly, the hinge-shearing folding arm assembly comprises a first hinge-shearing folding arm (7), a second hinge-shearing folding arm (8) and a third hinge-shearing folding arm (9), each hinge-shearing folding arm comprises a slide rail seat (21) and a middle folding rod piece (22) which are oppositely arranged, an auxiliary rod (23) is arranged on each slide rail seat (21) to connect the middle folding rod piece (22), a hollow groove (24) is formed in the length direction of each slide rail seat (21), first positioning gaskets (25) are arranged at two end points of the middle folding rod piece (22), the first positioning gaskets (25) are installed in the hollow grooves (24), and second positioning gaskets (26) are arranged at the cross positions of the middle folding rod pieces (22) and the cross positions of the auxiliary rods (23).

4. A projector lifting device according to claim 2, wherein: all open on support body folding part (31) and interior baffle (13) of projecting apparatus rack vent (16) that have parallel arrangement, the least significant end of projecting apparatus rack has accomodates chamber (17).

5. A projector lifting device according to claim 1, wherein: the utility model discloses a tubular motor, including tubular motor (1), motor (18) and condenser (19) electric connection, wire rope (2) with the projecting apparatus rack is connected, the lateral surface of tubular motor (1) is equipped with abrasionproof rubber circle (20), abrasionproof rubber circle (20) pass through bolt fixed connection with tubular motor (1).