KR101448215B1 - Apparatus for lifting a banner and heavy objects - Google Patents

Abstract

The present invention relates to a banner/heavy object lifting/lowering apparatus. According to the present invention, a large banner or heavy object can be installed and removed on and from an outer wall of a building within a short period of time, and not a wire but a metallic lifting/lowering band is used for connection so that the falling of the banner/heavy object from damage to the connection means, such as the wire, can be prevented. This lifting/lowering apparatus includes a case in which a pair of installation plates are mounted to be apart from each other and an installation tool is mounted on an upper surface; a motor that is mounted through an inner side of the installation plate; a rotation reel that is disposed to be rotatable through the inner side of the installation plate, has a rotating shaft which rotates in connection with the motor, and is mounted on a circumference of the rotating shaft inside the installation plate; a pair of guide rollers that are rotatably disposed inside the installation plate to be apart from each other on both sides of the rotation reel; and a pair of lifting/lowering bands with two one ends being wound in a fixed state around the rotation reel, one of the other two ends being arranged toward one of the guide rollers in an upper portion of the rotation reel and the other one of the other two ends being arranged toward the other one of the guide rollers in a lower portion of the rotation reel, the pair of lifting/lowering bands being lifted/lowered through a lower portion of the case in a state where the respective directions are vertically converted in the guide roller, being formed of a metallic thin plate, and having a connection tool mounted at a lower end.

Description

[0001] APPARATUS FOR LIFTING A BANNER AND HEAVY OBJECTS [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a banner and a heavy object lifting device for lifting a weight such as a banner or its equipment, and more particularly to a banner and a heavy object lifting device for easily mounting and dismounting a large banner or heavy object on a wall of a building or a building in a short time The present invention relates to a banner and a heavy object lifting device which are connected by a metal lifting band rather than a wire so as to smoothly prevent a banner and a heavy object from falling due to damage of a connecting means such as a wire.

In general, banners are widely used as a means of promoting the publicity of the municipal government and the events held by various groups, and large banners are also installed on the outer walls of buildings such as shopping malls and buildings, and various advertisements and publicity contents are posted have.

In such a method of installing the placard, there is a method in which the plaits or the plastic rods are cut and sewn to a seam line provided at both ends of the placard, and are tightly bound to the pillar using a wire or a nylon string. There is a method in which a piece or a plastic rod is cut and sewed to the upper and lower ends of the banner at the upper and lower widths of the banner, and then the wire or string is installed on the outer wall of the building or building.

However, the above-described conventional techniques have the following problems.

When the large banner is installed on the outer wall of the building or the building as described above, the installation and dismantling work is manually performed by the operator, so that it takes a long time to hang the banner, There is a problem that safety accidents occur frequently.

Particularly, in the case of a large banner, its weight is so heavy that it is very difficult to install and disassemble it by a person.

Open Patent No. 1999-0008743 "Baffle Lift" (Feb. 5, 1999) Registered Patent No. 1184989 "Lifting and lowering device" (2012. 09. 17)

Accordingly, the present invention is an improvement to the registered patent No. 1184989, which the present applicant has filed for registration and has been registered to solve the problems of the related art as described above,

It is an object of the present invention to provide a banner and a banner for connection and disconnection of a connection means such as a wire by connecting a large banner or heavy object to an outer wall of a building or a building, Thereby preventing a heavy object from falling smoothly.

It is another object of the present invention to provide a banner and a weight lifting device for stably fixing a banner and a heavy object while the lifting band is stopped while smoothly stopping the lifting band.

Another object of the present invention is to provide a banner and a weight lifting device for sensing the rotation of a rotating shaft to control the banner and lifting / lowering of the banner and the weight due to winding and winding of the lifting band more precisely.

It is another object of the present invention to provide a banner and a weight lifting device that allow the lifting band to be wound or unwound by being brought into close contact with a rotating reel through an elastic supporting portion.

According to an aspect of the present invention, there is provided an apparatus for lifting and lowering a banner and a heavy object, comprising: a case having a pair of mounting plates spaced apart from each other; A motor mounted through the inside of the mounting plate; A rotating reel having a rotating shaft which is rotatably installed through the inside of the mounting plate and connected to the motor and rotates, and is mounted around the rotating shaft to the inside of the mounting plate; A pair of guide rollers rotatably installed inside the mounting plate so as to be spaced apart from each other on both sides of the rotary reel; One of the two ends of the rotary reel is arranged in the upper portion of the rotary reel and the other in the lower portion of the rotary reel in the direction of the guide roller, A pair of lifting and lowering bands, each of which is formed of a thin metal plate, and has a connecting hole at the lower end thereof; .

Further, the "banner and heavy object lifting device" according to the present invention is a device for lifting and lowering the connection port raised to the inside of the case through a lower portion of the case, A fixing part for fixing the fixing part; And further comprising:

Further, the fixing portion of the "banner and heavy object elevating device" according to the present invention includes a pair of mounting members which penetrate the lower surface of the case and are mounted in the case, through which the elevating band passes, A protrusion formed to protrude from the periphery of each of the engaging orifices; and a pair of protrusions provided on both sides of the protrusion so as to correspond to both ends of the protrusion, An installation member mounted on a lower surface of the mounting member so as to penetrate the lower surface of the case and having the fixing block rotatably fitted to both side ends thereof in a state in which the protrusion can penetrate the center, A support pin fixed to the mounting member and rotatably supporting the fixing block; and a support pin fitted to the support pin, A torsion spring fixed at one end to the fixed block and elastically restoring the fixed block and a torsion spring fixed to the fixed block to be spaced apart from each other on an inner bottom surface of the case, And a solenoid which fixes the solenoids, respectively.

Further, a "banner and heavy object elevating device" according to the present invention includes: a rotation detecting part installed on the rotating shaft to the inside of the mounting plate and sensing the rotation number of the rotation shaft to control the driving of the motor; Wherein the rotation sensing unit includes a rotation disc mounted on the rotation shaft, a through hole formed at a predetermined interval along the circumference of the rotation disc, and a through hole provided in the mounting plate corresponding to the through hole, And a light sensor for sensing the light.

Further, a "banner and heavy object elevating device" according to the present invention includes: an elastic supporting portion provided inside the installation plate and elastically supporting an outer surface of the lifting band wound on the rotating reel; And further comprising:

The elastic support portion of the "banner and heavy-weight raising and lowering device" according to the present invention includes: an adhesion roller which is in close contact with the lifting band wound on the rotary reel to the inside of the mounting plate; A slanting slot formed on the mounting plate so that both ends of the supporting shaft can be inclinedly slidable on the mounting plate; and one end of the mounting plate is mounted to one side of the slanting slot, And a pair of elastic springs mounted on the end portions to elastically support the support shaft.

It is an object of the present invention to provide a method and apparatus for mounting and dismounting large banners or heavy objects on an outer wall of a building or a building in a short time, The banners and the heavy objects are prevented from falling smoothly, the maintenance of the banners becomes easier, and the safety of the installation and demolition of the banners is further improved.

Further, according to the present invention, it is possible to stably fix the banner and the heavy object in a state where the lifting band is stopped smoothly and the lifting band is stopped, thereby improving the operational stability, So that the damage caused by the collision of the electrodes is remarkably reduced.

Further, the present invention has the effect that the banner and the lifting / lowering of the banner and the weight due to the winding and unfolding of the lifting band can be controlled more precisely by detecting the rotation of the rotating shaft, thereby further improving the operational stability.

Further, according to the present invention, the lifting and lowering band can be wound or unwound so as to come into tight contact with the rotating reel through the elastic supporting portion, whereby the lifting and lowering band can be stably and accurately wound or unwound on the rotating reel to improve stability and precision in operation .

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic perspective view of a banner and a lifting platform according to the present invention,
2 is a schematic perspective exploded perspective view of a banner and a heavy goods lift apparatus according to the present invention,
3 to 5 are schematic front sectional views showing an operating state of a banner and a weight lifting device according to the present invention,
6 is a schematic side cross-sectional view showing a main part of another embodiment of a banner and a heavy object lifting device according to the present invention,
FIG. 7 is a schematic perspective view showing a main portion of another embodiment of a banner and a heavy lifter according to the present invention; FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood, however, that the invention can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

FIG. 1 is a schematic perspective view of a banner and a heavy goods landing gear according to the present invention, FIG. 2 is a schematic exploded perspective view of a substantial part of a landing gear and a heavy object landing gear according to the present invention, Fig. 5 is a schematic front sectional view showing the operating state of the teeth.

The banner and heavy equipment lift apparatus according to the present invention includes a case 10 having an installation plate 11 therein, a motor 20 installed on the installation plate 11, A guide roller 40 provided on the mounting plate 11 and a pair of lifting bands 50 wound on the rotating reel 30.

The case 10 has a pair of mounting plates 11 mounted thereon to be spaced apart from each other and mounted on an upper surface thereof to form a hollow cubic shape to provide a place where various components are installed .

The mounting plate 11 is installed inside the case 10 so as to be spaced apart from each other and provides a place in which the various components including the motor 20 are installed in the case 10 .

As shown in the drawing, the mounting plate 11 serving as the above-described mounting unit is provided with a pair of mutually spaced apart states in which the lower end of the mounting plate 11 is mounted inside the case 10, and the motor 20 is mounted on the inside thereof, The reel 30 and the guide roller 40 are provided so as to be rotatable and smoothly installed. However, the present invention is not limited thereto, and may have various structures in which the motor 20, the guide roller 40, .

As shown in the figure, a pair of male type frames are mounted on the case, but the present invention is not limited thereto and various mounting means may be provided .

The motor 20 is mounted through the inside of the mounting plate 11 and is driven by the supply of power and serves to rotate the rotating reel 30. 1, the additional components such as a chain sprocket for rotating the rotary reel 30, a speed reducer, and the like are provided in detail for the sake of clarity. Explanations are omitted.

The rotating reel 30 is mounted on a rotating shaft 31 which is rotatably installed through the inside of the mounting plate 11 and connected to the motor 20 so that the lifting band 50 is wound on a winding Or provide a place to relax.

The rotation shaft 31 is connected to the motor 20 by a chain and a sprocket and is rotated forward or reverse by driving the motor 20 to rotate the rotary reel 30 forward or reverse . That is, the rotary reel 30 winds up or unwinds the lifting band 50 by the rotation of the rotary shaft 31 as the motor 20 is driven.

The pair of guide rollers 40 are rotatably installed inside the mounting plate 11 so that a pair of the guide rollers 40 are separated from each other on both sides of the rotary reel 30, 50 to the lower side, respectively.

The lifting band 50 is wound on the rotating reel 30 in a state where two ends thereof are fixed and one of the other ends is wound on the upper portion of the rotating reel 30 and the other is wound on the lower portion of the rotating reel 30 Are respectively disposed toward the guide rollers (40) and are vertically moved in the vertical direction by the guide rollers (40) and are raised and lowered through the lower portion of the case (10) (51) is mounted.

The lifting band 50 serves to connect the case 10 to the banner.

Since the lifting band 50 having such a structure is formed of a thin metal plate, it has good toughness and is not broken even after a long period of time. Thus, the service life of the apparatus is remarkably extended, safety accident is prevented smoothly, and safety is improved. It is more preferable that the lifting and lowering band 50 serving as such is formed of a stainless steel thin plate which is a metal material which is prevented from corrosion.

The connecting member 51 is adapted to fix the banner to the lower end of the lifting band 50. The connecting member 51 is not limited to the hanger type but may have various forms for fixing the banner to the lifting band 50. [ May be used.

The present banner and the heavy goods lift device further include a fixing part (60) installed in the case (10) and the connecting hole (51). The fixing portion 60 serves to releasably fix the connecting hole 51 raised to the inside of the case 10 through a lower portion of the case 10 at a lower portion of the mounting plate 11.

The fixing part 60 serving as the fixing part includes a pair of mounting members 61 penetrating the lower surface of the case 10 and mounted in the lower part of the case 10 and passing through the lifting band 50, , A protrusion (63) protruding from the periphery of each of the coupling holes (62), and a plurality of protrusions A fixing block 64 which is provided in pairs in correspondence with both side ends of the protrusion 63 and into which both ends of the protrusion 63 are fitted and a fixing block 64 which penetrates the lower surface of the case 10, An installation member 65 mounted on the lower surface of the fixing block 64 and having the fixing block 64 rotatably fitted at both ends thereof in a state in which the protrusion 63 can penetrate through the fixing block 64, (66) fixed to the support pin (65) for rotatably supporting the fixed block (64), and a support pin A torsion spring 67 which is inserted and fixed at one end to the mounting member 65 and whose other end is fixed to the fixing block 64 to elastically restore the fixing block 64; And a solenoid 68 mounted in pairs so as to be spaced apart from each other and horizontally operating the rod so as to pass through the mounting member 65 to fix the fixing block 64 respectively.

The mounting member 61 is mounted on the inside of the mounting plate 11 through the lower surface of the case 10 so that the coupling hole 62 mounted on the connecting hole 51 is inserted into the mounting band 11 So that the mounting member 65 can be installed and fixed while being raised and lowered.

The coupling hole 62 surrounds the coupling hole 51 and is coupled to the coupling member 61 in accordance with the elevation of the elevation band 50 to prevent excessive coupling of the coupling hole 51 .

The protrusion 63 is formed to protrude along the circumference of the coupling hole 62 so that the coupling hole 62 can be easily fixed through the fixing block 64. The fixing block 64 serves to engage and fix the projection 63.

The fixing member 64 is rotatably installed on the inner bottom surface of the case 10. The support pin 66 rotatably supports the fixing block 64 with respect to the mounting member 65. The torsion spring 67 allows the fixing block 64 to be elastically restored around the support pin 66. That is, when the protrusion 63 is passed after the fixing block 64 is rotated about the support pin 66 by the protrusion 63, the fixing block 64 is rotated to the original position, So that it can be restored.

The solenoid 68 serves as a well-known actuator operated by the supply of electric power and serves to horizontally operate the rod installed therein. By the horizontal operation of the rod, the rod is caught by the fixed block 64, The rotation of the fixed block 64 is interrupted, so that the fixed block 64 can firmly fix the protrusion 63.

3 to 5, the operating state of the lift device constructed as described above will be described below. First, when the motor 20 is driven by a user's operation, the rotating shaft 31 is rotated forward, and the rotating reel 30 is rotated forward so that the lifting band 50 is wound on the rotating reel 30 do.

As the lifting band 50 is wound around the rotating reel 30, the connecting hole 51 and the engaging hole 62 rise along the lifting band 50 toward the lower surface of the case 10.

That is, the case 10 is fixed to the outer wall of the building through the mounting hole 12 and the upper end of the banner B is connected to the connecting hole 51, The lifting band 50 is lifted up by the rotary reel 30 when the lifting band 50 is lifted up or the lifting band 50 is lifted by the rotary reel 30 when the lifting band 30 is rotated forward or backward The banner B is lowered, and the banner B is installed at a position desired by the user.

When the motor 20 is driven, the lifting band 50 is continuously wound so that the engaging hole 62 is inserted into the mounting member 65 so that the protrusion 63 is engaged with the fixing block 64 As shown in Fig.

In this state, when the lifting band 50 is continuously elevated, the protrusion 63 is inserted into the fixing block 64 while rotating the fixing block 64 about the supporting pin 66 .

When the protrusion 63 is engaged with the fixing block 64, the engaging hole 62 is inserted into the lower surface of the mounting member 61 and the motor 20 is stopped.

Even when the motor 20 is stopped, the lifting band 50 is pulled up in a state of being wound around the rotating reel 30. In this state, the rod is horizontally moved by the solenoid 68, So that the fixing block 64 can not be rotated by the rod of the solenoid 68. [

The protrusion 63 engaged with the fixing block 64 is firmly fixed as the fixing block 64 is not rotated so that the fitting hole 62 is firmly inserted into the mounting member 61 .

6 is a schematic side cross-sectional view showing a main part of another embodiment of a banner and a heavy object lifting device according to the present invention.

As shown in the figure, the banner and the heavy object lifting structure according to another embodiment of the present invention further include a rotation sensing part 70 installed on the rotation shaft 31 inside the installation plate 11. [

The rotation sensing unit 70 senses the rotation speed of the rotation shaft 31 to control the driving of the motor 20. The rotation sensing unit 70 includes a rotation disk 71 mounted on the rotation shaft 31, A through hole 72 formed at a predetermined interval along the periphery of the rotary disc 71 and a light sensor 72 installed in the mounting plate 11 corresponding to the through hole 72 and sensing the number of revolutions of the rotary shaft 31, (73).

The rotation disc 71 is rotated together with the rotation shaft 31 to provide a place where the through hole 72 is formed. The through hole 72 serves to provide a portion where the optical sensor 73 is sensed.

The light sensor 73 is usually provided as a light receiving unit and a light emitting unit and senses that the light emitted by the light emitting unit flows into the light receiving unit through the through hole 72, And detects the number of revolutions of the rotary shaft 31 or the number of revolutions of the rotary reel 30 according to the number of revolutions.

FIG. 7 is a schematic perspective view showing a main portion of another embodiment of a banner and a heavy goods lift according to the present invention. FIG.

As shown in the figure, the banner and the heavy equipment lift apparatus according to another embodiment of the present invention further include an elastic support portion 80 installed inside the installation plate 11. The elastic supporting portion 80 elastically supports the outer surface of the lifting band 50 wound on the rotary reel 30.

The elastic supporter 80 having the above function is provided with a contact roller 81 which is in contact with the lifting band 50 wound on the rotary reel 30 to the inside of the mounting plate 11, A support shaft 82 mounted on the mounting plate 11 at both ends and passing through the mounting plate 11 and a supporting shaft 82 formed on the mounting plate 11 so that both ends of the supporting shaft 82 can be slidably slid at the mounting plate 11 One end of which is mounted to the mounting plate 11 at one side of the inclined slot 83 and the other end is mounted to an end of the supporting shaft 82 to elastically support the supporting shaft 82 And a pair of resilient springs 84 for supporting the spring 84.

The tightening roller 81 is rotated in a state of being supported by the support shaft 82 so as to press the lifting band 50 wound on the rotating reel 30 so that the lifting band 30 50 are brought into close contact with each other. When the lifting band 50 is pressed by the urging roller 81, the lifting band 50 is tightly wound or unwound from the rotating reel 30.

The supporting shaft 82 is mounted through the center of the contact roller 81 and rotatably mounts the contact roller 81 on the mounting plate 11.

The inclined slot 83 allows the supporting shaft 82 to be inclined from the mounting plate 11 so that the upper end of the lifting band 50 is wound on the mounting reel 30 regardless of whether the lifting band 50 is wound or unwound from the reel 30, That is, the contact roller 81 can appropriately support the lifting band 50 regardless of the thickness of the lifting band 50 wound around the rotating reel 30. As shown in FIG.

The elastic spring 84 serves to elastically support the support shaft 82 corresponding to the mounting plate 11. The elastic support of the support shaft 82 is supported by the contact roller 82 81 so that the contact roller 81 elastically supports the lifting band 50.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It is clear that the present invention can be suitably modified and applied in the same manner. Therefore, the above description does not limit the scope of the present invention, which is defined by the limitations of the following claims.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the present invention.

10: Case
11: Mounting plate 12: Mounting hole
20: Motor
30: Rotary reel
31:
40: guide roller
50: lifting band
51: connector
60:
61: mounting member 62:
63: ridge 64: fixed block
65: mounting member 66: support pin
67: Torsion spring 68: Solenoid
70:
71: rotating disk 72: through hole
73: Light sensor
80: Elastic support
81: contact roller 82: support shaft
83: Slope slot 84: Elastic spring
B: Banner

Claims (6)

A case 10 on which a pair of mounting plates 11 are mounted so as to be spaced apart from each other and on which an installation hole 12 is mounted;
A motor 20 mounted through the inside of the mounting plate 11;
And a rotating shaft 31 which is rotatably installed through the inside of the mounting plate 11 and connected to the motor 20 so as to be rotated and rotates around the rotating shaft 31 to the inside of the mounting plate 11, A rotary reel 30 to be mounted;
A pair of guide rollers (40) rotatably installed inside the mounting plate (11) so as to be spaced apart from each other on both sides of the rotary reel (30);
One end of the other end of the winding reel 30 is wound on the upper portion of the reel 30 and the other end of the reel 30 is wound on the guide roller 40 And is formed as a thin plate made of a metal material and passes through the lower portion of the case 10 in a state where the guide rollers 40 are vertically turned in the vertical direction. A pair of lifting bands 50 to which the lifting bands 50 are mounted;
And the banner and the heavy object elevating device.
The method according to claim 1,
The connection hole 51 installed in the case 10 and the connection hole 51 and raised to the inside of the case 10 through the lower portion of the case 10 is inserted into the lower portion of the mounting plate 11, (60) for releasably securing it in the housing (10);
Wherein the baffle and the heavy object elevating apparatus further comprise:
3. The method of claim 2,
The fixing portion (60)
A pair of mounting members (61) penetrating the lower surface of the case (10) and mounted inside the case (10) and through which the lifting band (50)
(62) mounted on the connector (51) and detachably coupled to the lower surface of the mounting member (61)
A protrusion 63 protruding from each of the coupling holes 62,
A pair of fixing blocks 64 provided at both ends of each of the protrusions 63 so as to fit at both ends of the protrusions 63,
And a fixing block 64 mounted on both sides of the case 10 in such a manner that the protrusion 63 can penetrate through the center of the mounting member 61 and penetrate the lower surface of the case 10, (65)
A support pin 66 passing through the fixing block 64 and fixed to the mounting member 65 to rotatably support the fixing block 64,
A torsion spring 67 fitted to the support pin 66 and having one end fixed to the installation member 65 and the other end fixed to the fixing block 64 to elastically restore the fixing block 64,
A solenoid 68 which is mounted on the inner bottom surface of the case 10 so as to be spaced apart from each other and horizontally actuates the rod to fix the fixing block 64 through the mounting member 65,
And the banner and the heavy object elevating device.
The method according to claim 1,
A rotation sensing unit 70 installed on the rotation shaft 31 inside the mounting plate 11 to sense the rotation speed of the rotation shaft 31 to control the driving of the motor 20; Further,
The rotation sensing unit (70)
A rotary disk 71 mounted on the rotary shaft 31,
A through hole 72 formed at regular intervals along the periphery of the rotary disk 71,
A light sensor 73 installed on the mounting plate 11 corresponding to the through hole 72 and sensing the number of revolutions of the rotary shaft 31,
And the banner and the heavy object elevating device.
The method according to claim 1,
An elastic supporting portion 80 provided inside the mounting plate 11 and elastically supporting an outer surface of the lifting band 50 wound on the rotating reel 30;
Wherein the baffle and the heavy object elevating apparatus further comprise:
6. The method of claim 5,
The elastic support portion (80)
A contact roller 81 which is in close contact with the lifting band 50 wound on the rotary reel 30 to the inside of the mounting plate 11,
A support shaft 82 mounted on the contact roller 81 and having both ends passing through the mounting plate 11,
An inclined slot 83 formed on the mounting plate 11 so that both ends of the supporting shaft 82 can be inclinedly slid at the mounting plate 11,
One end of the inclined slot 83 is mounted on the mounting plate 11 and the other end is mounted on an end of the support shaft 82 to elastically support the support shaft 82. [ (84)
And the banner and the heavy object elevating device.

Images