CN109835824A - The Improvement type support frame structure of telescopic type erecting by overhang - Google Patents

Abstract

The present invention provides an improved support frame structure of a retractable hanging device, comprising a load box that can be moved and placed on the roof, an arm with one end pivotally mounted on the load box, and a support frame with a connecting seat, one end of the connecting seat and the arm are pivotally connected to each other, and two sides of the other end of the connecting seat are symmetrically pivotally mounted with a supporting foot, wherein the support frame is placed upright on the roof in a V-shape through the mutual expansion of the two supporting feet, the arm is obliquely spanned between the load box and the support frame, an isosceles triangle support structure is constructed between the two supporting feet and the roof, and the support frame is in a strip arm shape through the mutual folding of the two supporting feet, so as to improve the problem that the support frame structure of the traditional retractable hanging device is not conducive to transportation.

Description

Improved support frame structure of retractable hanging device

technical field

The invention relates to a hanging device installed on the roof of a building, in particular to an improved support frame structure of a retractable hanging device.

Background technique

The outer walls of general buildings or buildings are mostly made of cement, bricks, metals, non-metals, glass, etc. Due to the long-term exposure to ambient air, dust and sun and rain, they need to be regularly Carry out maintenance work such as cleaning and repairing to ensure the cleanliness and weather resistance of the exterior walls of the building.

It is known that the current maintenance operations such as cleaning and repairing of the exterior walls of buildings mostly use the hanging devices installed on the roofs of the buildings to suspend maintenance platforms or wall washers vertically between the exterior walls of each floor by means of cables. Among them, the maintenance platform can be used by wall washers or maintenance personnel to stand in order to facilitate the cleaning or repair of the outer wall; while the wall washer can roll and wash the wall with its attached automatic brush wheel. In addition, for example, between each floor of a building, the above-mentioned hanging device installed on the roof can also be used to rappel the cable to the ground, and then hang the heavy objects to the window holes of the desired floor to facilitate the transportation of the heavy objects.

Moreover, since the hanging devices need to be transported to the roof of the building, they are supported by the parapet wall extending from the floor of the roof, and can move horizontally on the floor of the roof to facilitate the change of the suspended objects (such as Maintenance platform, wall washer or other heavy objects, etc.) are located at the horizontal position of the outer wall, so the hanging device is generally made into a movable type; however, according to the disclosed hanging device technology, although it can be moved However, it is not conducive to exhibition and collection, and even the process of using vehicle-mounted transportation and using the limited elevator space of the building to carry it to the top of the building is difficult and difficult.

For example, Taiwan Patent Nos. M444373 and M507929 respectively disclose a hanging structure with an L-shaped frame body, and generally a vertical support is provided on a movable stage, and the vertical support is mounted on the vertical support. It is constructed by erecting a horizontal support with a retractable length. The L-shaped frame bodies of these hanging structures are all locked with screws, which are bulky and are not conducive to disassembly and handling; and their horizontal supports can be expanded and retracted, only to control the extension of cables, water pipes and wires to The distance outside the parapet is not helpful for reducing the volume of the hanging structure during the above-mentioned vehicle transportation and stairway transportation.

Therefore, the present inventor has recently disclosed a retractable hanging device that can be movably installed on the roof and floor of a building. For details, please refer to Taiwan Patent No. I600608. A triangular support structure is constructed between the arm, the roof, the ground and the support frame, which can ensure the rigidity of the support structure when the hanging device is used to hang heavy objects, and can simplify the complexity of the hanging structure, and it is also conducive to the exhibition of staff. Extension assembly and retraction handling. Further, because the retractable hanger of the above-mentioned patent has a transport length, a height of a load box and a length of a support frame after being folded that are all smaller than the height of the elevator room of the building, it is easier to get in and out of the elevator room, and it is also conducive to on-board transportation. .

However, the problem of the above-mentioned patent technology is that the two support frames used to support the boom are quadrilateral plates, and the two support frames are respectively arranged on both sides of the boom, resulting in a large occupied space required by the support frame, When the suspending device is transported on the vehicle and in the stairway, in order to facilitate the transportation of the suspending device, the support frame and the jib need to be separated first, thus causing inconvenience.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to improve the problem that the support frame structure of the traditional retractable hanging device is not conducive to handling.

To this end, the present invention provides an improved support frame structure of a retractable hanging device, which is characterized by comprising:

1. A load box that can be moved and placed on the ground on the top of the building;

a boom, one end of which is pivoted on the load box, and at least one pulley is pivoted at the other end of the boom;

A support frame has a connecting seat, one end of the connecting seat is pivotally connected with the suspension arm, and two sides of the other end of the connecting seat are respectively pivoted with a supporting foot symmetrically; wherein,

The support frame is standing on the roof ground in a V-shape through the mutual expansion of the two support feet, and the boom is inclined across the load box and the support frame. An isosceles triangle support structure is constructed between the feet and the ground on the roof; and the support frame is in the shape of an arm through the mutual folding of the two support feet.

The improved support frame structure of the retractable hanging device, wherein: the boom is made of a plurality of retractable frames, and the boom is inclined through the mutual extension of the plurality of frames. It is bridged between the load box and the support frame, and a triangular support structure is constructed between the extended boom, the roof ground and the support frame.

The improved support frame structure of the retractable hanging device, wherein: the load box contains a power reel for retracting and retracting cables, and the cables on the power reel are pulled by the extending boom and pulleys A heavy object is hung on the outer wall of the building to lift vertically.

The improved support frame structure of the retractable hanging device, wherein: the load box further includes a tube coil containing a retractable water pipe, and a water tank is attached to the load box, and the water pipe on the tube coil is connected to the water tank.

The improved support frame structure of the retractable hanging device, wherein: the load box further includes a wire reel for carrying retractable electric wires.

The improved support frame structure of the retractable hanging device, wherein: a plurality of the frames are respectively provided with bolt holes, and a bolt can be inserted through the bolt holes in alignment with the plurality of frames when they are mutually extended.

The improved support frame structure of the retractable hanging device, wherein: the hanging arm and the load box are connected via a removable shaft bolt.

The improved support frame structure of the retractable hanging device, wherein: a swing seat is pivoted at one end of the connecting seat, and the extending boom and the swing seat are embedded and combined with each other.

The improved support frame structure of the retractable hanging device, wherein: at least one frame of the plurality of frames is configured with an embedded seat, and the extended boom is connected to the support frame via the embedded seat The swing seats are embedded and combined with each other.

The improved support frame structure of the retractable hanging device further comprises a pull rod, and the two ends of the pull rod are respectively connected to the load box and the support frame.

According to the above implementation content, the technical effect of the present invention is that the support frame adopts a retractable isosceles triangle design, so that the support frame can be used to support the boom in the way of dispersing the force of the isosceles triangle structure when unfolded, and the When folded, the structure can be in the form of a bar arm to reduce the overall occupied space, so that the hanging device can avoid the action of removing the support frame during transportation, so as to facilitate the transportation operation of the hanging device.

The features and technical effects of the various embodiments disclosed herein will be presented in the following descriptions and illustrations.

Description of drawings

Figure 1 is a perspective configuration diagram of the first embodiment of the present invention;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is the schematic diagram when the support foot of the support frame is unfolded;

Fig. 4 is the schematic diagram when the support legs of the support frame are folded;

Fig. 5 is the schematic diagram that the embodiment shown in Fig. 1 is folded and placed in the elevator car;

FIG. 6 is a perspective configuration diagram of the second embodiment of the present invention.

Explanation of reference numerals: 10 - roof floor; 20 - load box; 20a - buckle rod; 21 - box door; 22 - corner wheel; 23 - control unit; 24 - motor; 25 - power reel; 26-pipe reel; 26a-water pipe; 27-water tank; 28-line reel; 28a-wire; 30-jib; 31, 32, 33-frame; 33a-pulley; 34-bolt hole; 35-pin bolt; 36 -Pivot hole; 37-shaft bolt; 38-tie rod; 38a, 38b-rod; 39-buckle slot; 40-support frame; 41-connection seat; 42-support foot; 42a-bolt hole; 43-roller; 44-buckle rod; 44a-bolt hole; 45-pin bolt; 50-swing seat; 51-seat surface; 52-column; 60-embedding seat; 61-column hole; 70-counterweight block; A-triangle Support structure; B-isosceles triangle support structure; H-elevator height; h1-total height of load box; h2-boom handling length; h3-buckle rod length; h4-tie rod length; W-weight.

Detailed ways

First, please refer to FIG. 1 and FIG. 2 together to reveal the first embodiment of the present invention, and describe the improved support frame structure of the retractable hanging device, including installing a load on the roof ground 10 of a building. Box 20 , a boom 30 and a support frame 40 . in:

The load box 20 can be made of a metal case with an accommodating space inside; a door 21 is provided on one side of the load box 20, which can open and close the accommodating space in the box; the bottom of the load box 20 is provided with a plurality of corners Wheel 22, the angle wheel 22 is a commercially available product, which is composed of a rubber or metal foot pad combined with a retractable wheel body; when the load box 20 needs to be moved, the wheel body in the foot pad can be released to contact the ground , so as to move the load box 20 to the desired installation position on the roof ground 10; in addition, when the load box 20 needs to be fixed, just retract the wheel body and let the foot pad contact the roof ground 10, then the The load box 20 is stably placed at the desired position on the roof floor 10 . Counterweights 70 such as weights or discus can be attached and loaded on the inner or double outer walls of the load box 20 according to requirements, so as to increase the immovable stability of the load box 20 when it is standing on the roof ground 10, so as to use The load box 20 is used as a foundation pile when the boom 30 is mounted on the roof ground 10 .

A control unit 23 can be arranged in the accommodating space of the load box 20, and a motor 24 and a power reel 25 for retracting and retracting the cable 25a are installed. The control unit 23 can control the forward and reverse rotation of the motor 24 and its rotation speed, and drives the power reel 25 to rotate through the connection of the belt or the chain, so as to release and retract the cable 25a for hanging heavy objects.

The boom 30 is formed by a plurality of retractable frames 31 , 32 , 33 that are interlocked with each other. The plurality of frames can be divided into a large frame 31 , a middle frame 32 and a small frame 33 , which can be made into hollow rectangles The shape of the slot frame, and the extension and retraction operations can be carried out by means of mutual insertion, so that the operator can easily change the total length of the boom 30 . Wherein, the connecting ends of the frames 31, 32, 33 can be equidistantly provided with a plurality of bolt holes 34; The bolt holes 34 between the two frames that are connected to each other are threaded, and a pin 35 is respectively threaded to fix the stretched frames 31, 32, 33, so as to prevent the frames 31, 32, 33, 33 slide against each other, and it is convenient for the operator to remove the pin 35 to fold the boom 30 .

Furthermore, a pivot hole 36 is provided at one end of the large frame 31 of the boom 30, and a removable shaft bolt 37 can be used to assemble the pivot of the boom 30 at the front end of the load box 20 near the bottom. The connecting hole 36 further connects the boom 30 and the load box 20 into one body, and the boom 30 can pivotally adjust its inclined mounting angle through the pivot connection between the shaft bolt 37 and the pivot hole 36 . Further, after the plurality of frames 31 , 32 , 33 are stretched out to obtain the required extension length of the boom 30 , the boom 30 can be inclined across the load box 20 and the support between the racks 40, and a triangular support structure A (as shown in FIG. 2) is constructed between the stretched boom 30, the roof ground 10 and the support frame 40; wherein the boom 30 and the load box 20 The connection between the jib 30 and the load box 20 is facilitated during disassembly and assembly.

In specific implementation, at least one pulley 33a can be pivoted at the end of the small frame 33 in the boom 30, so that the cable 25a on the power reel 25 can be tilted and placed above the roof floor 10 after being extended. The traction of the hanging arm 30 and the guiding of the pulley 33a, and a heavy object W hanging on the outer wall of the building is vertically lifted. The above-mentioned triangular support structure A can fully disperse the stress under the load state of the hanging arm 30 hanging the heavy object W, so as to avoid the stress concentration phenomenon between the components of the device.

Please refer to FIG. 6 , which discloses the second embodiment of the present invention. When the heavy object W suspended by the boom 30 is a wall washer or a maintenance platform for wall washers to stand, the load box 20 also includes an internal A pipe coil 26 for retracting and releasing the water pipes 26a is carried, and the load box 20 can also include a water tank 27 attached to the top thereof, and the water pipe 26a on the pipe coil 26 is connected to the water tank 27, so that the water pipe 26a can pass through the extension The traction of the extended boom 30 and the guiding of the pulley 33a are suspended outside the building outer wall, and drop to the wall washer or maintenance platform to supply water required for wall washing.

In addition, when the heavy object W suspended by the boom 30 is a wall washer or a maintenance platform, the load box 20 may further include a wire reel 28 for receiving and retracting the electric wire 28a, so that the electric wire 28a can be passed through the extension The traction of the extended boom 30 and the guide of the pulley 33a are suspended outside the outer wall of the building, and it is lowered to the wall washer or maintenance platform to supply power to the wall washer, or to stand on the maintenance platform workers need to operate power tools. Wherein, as shown in FIG. 6 , the pipe coil 26 and the wire coil 28 contained in the load box 20 are arranged on both sides of the power coil 25, so that the cable 25a can be located between the water pipe 26a and the electric wire 28a. , together through the traction of the boom 30 and the guide of the pulley 33a, and suspended on the outside of the outer wall of the building. Since the load of the heavy object W carried by the centrally pulled cable 25a is much greater than the weight of the water pipe 26a and the electric wire 28a, the stability of hanging the heavy object and pulling the water pipe 26a and the electric wire 28a can be improved in this way.

Please refer to FIG. 1 , FIG. 3 and FIG. 4 together, it is illustrated that the support frame 40 has a connecting seat 41 , one end of the connecting seat 41 is connected to the suspending arm 30 , and two sides of the other end of the connecting seat 41 are symmetrically arranged with a supporting leg 42 respectively. In practice, the two supporting feet 42 can be pivoted on both sides of one end of the connecting seat 41 by means of pivot pins, so that the included angle between the two supporting feet 42 can be adjusted. When the two supporting legs 42 are unfolded from each other, they are V-shaped (as shown in FIG. 3 ), and the supporting frame 40 is in the shape of a bar (as shown in FIG. 4 ) through the mutual folding of the two supporting legs 42 . One end of the two supporting feet 42 for contacting the roof ground 10 is pivotally provided with a roller 43 respectively; when the supporting frame 40 is unfolded to form a V-shape, the two supporting feet 42 of the supporting frame 40 and the roof ground 10 are formed between the two supporting feet 42 An isosceles triangle support structure B (as shown in FIG. 3 ) is formed. The above-mentioned isosceles triangle support structure B can fully disperse the stress under the load state of the hanging arm 30 hanging the heavy object W, so as to avoid the occurrence of stress between the components of the device. Concentration phenomenon; when the support frame 40 is folded to form an arm shape, the occupied space required by the support frame 40 can be reduced, so as to facilitate the transportation of the support frame 40 .

In practice, the support frame 40 uses a detachable buckle rod 44 to fix the included angle between the two support legs 42, so as to facilitate the unfolding and folding of the support frame 40; further, the two The support legs 42 are respectively provided with a bolt hole 42a, and the two ends of the buckle rod 44 are respectively provided with a plurality of bolt holes 44a. When the two support legs 42 are unfolded, the bolt holes 42a of the two support legs 42 and the buckle rod 44 can be aligned. The bolt holes 44a at both ends are respectively sleeved with a bolt 45 to fix the angle between the two support legs 42 after the support frame 40 is unfolded, so as to prevent the angle between the two support legs 42 from occurring when the support frame 40 is under load change, so as to avoid affecting the mounting angle of the boom 30 , and it is convenient for the operator to remove the pin 45 and the buckle rod 44 to fold the support frame 40 .

Please continue to refer to FIG. 1 and FIG. 2 , it is explained that the end of the connecting base 41 used to connect the boom 30 can be pivoted with a pivot pin to provide a swinging seat 50 , the swinging seat 50 provides a flat seat surface 51 , the A plurality of protruding posts 52 are formed on the seat surface 51 , and an inserting seat 60 is arranged on the frame 32 of the hanging arm 30 . The bottom of the inserting seat 60 corresponds to the plurality of protruding posts 52 and is formed with post holes 61 , so that the suspension arm 30 and the swing seat 50 can be embedded and integrated with each other by means of the engagement of the protruding column 52 and the column hole 61; in this way, the stretched suspension arm 30 and the support frame can be 40 are pivotally connected to each other so that the mounting angle can be adjusted. Wherein, the support frame 40 can stand stably on the roof ground 10 by virtue of the two supporting feet 42 , or can move and adjust the position on the roof ground 10 by virtue of the rollers 43 on the two supporting feet 42 .

The improved support frame structure of the present invention also includes a pull rod 38. The pull rod 38 is constituted by two rod members 38a and 38b that are pivotally connected to each other. A plurality of buckle grooves 39 are respectively formed at equal intervals. One of the rod members 38a uses the buckle grooves 39 to be mutually buckled with the buckle rods 20a on the end wall of the load box 20, and the other rod member 38b uses the buckle grooves 39 to connect with the support. The buckling rods 44 on the frame 40 are buckled with each other. In this way, the load strength of the triangular support structure A can be strengthened, resulting in a better stress dispersion effect.

Please refer to FIG. 5 to illustrate that in the above-mentioned implementation, without affecting the load and support functions of the movable load box 20, the total height h1 (which may include a water tank) of the load box 20 can be designed to be smaller than the height H of the elevator car of the building , and because the multiple frames 31, 32, 33 are made into a form that is easy to unfold and retract, the boom handling length h2 presented after the booms 30 are folded can also be easily designed to be smaller than the elevator car height H. The shape of the tie rod 44 removed from the support frame 40 is designed to be smaller than the height H of the elevator car of the building, and the tie rod length h4 after the tie rod 38 is folded is also designed to be It is smaller than the elevator car height H of the building, so that the construction personnel can use the elevator car to carry the hanging device of the present invention.

The above description is only illustrative rather than restrictive for the present invention. Those skilled in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined by the claims. All will fall within the protection scope of the present invention.

Claims (10)

1. The utility model provides an exhibition formula cable suspension device's improvement formula support frame structure, characterized by includes:

the load box can be movably arranged on the ground of the roof;

one end of the suspension arm is pivoted on the load box, and the other end of the suspension arm is pivoted with at least one pulley;

a supporting frame, which is provided with a connecting seat, one end of the connecting seat is pivoted with the suspension arm, and two sides of the other end of the connecting seat are symmetrically pivoted with a supporting pin respectively; wherein,

the supporting frame is vertically arranged on the roof ground in a V shape by mutual unfolding of the two supporting legs, the suspension arm obliquely bridges between the load box and the supporting frame, and an isosceles triangle supporting framework is constructed between the two supporting legs and the roof ground; and the supporting frame is in a strip arm shape by mutual folding of the two supporting legs.

2. The improved supporting frame structure of the foldable hanging device as claimed in claim 1, wherein: the suspension arm is formed by penetrating and sleeving a plurality of foldable frames, the suspension arm is obliquely bridged between the load box and the support frame through the mutual stretching of the frames, and a triangular support framework is constructed among the stretched suspension arm, the roof ground and the support frame.

3. The improved supporting frame structure of the foldable hanging device as claimed in claim 2, wherein: the load box carries a power wire coil for winding and unwinding the cable, and the cable on the power wire coil is suspended outside the outer wall of the building by the traction of the extended suspension arm and the guide of the pulley to hang a heavy object for vertical lifting.

4. The improved supporting frame structure of the foldable hanging device as claimed in claim 3, wherein: the load box also comprises a pipe coil internally provided with a water collecting and releasing pipe, the load box is additionally provided with a water tank, and the water pipe on the pipe coil is connected with the water tank.

5. An improved supporting frame structure of the foldable hanging device as claimed in claim 3 or 4, wherein: the load box also comprises a wire coil internally carrying wires.

6. The improved supporting frame structure of the foldable hanging device as claimed in claim 2, wherein: the frame is provided with a plurality of bolt holes respectively, and a plurality of the frames can be sleeved with a pin bolt through the aligning bolt hole when being stretched.

7. The improved supporting frame structure of the foldable hanging device as claimed in claim 6, wherein: the suspension arm and the load box are connected through a drawable shaft bolt.

8. The improved supporting frame structure of the foldable hanging device as claimed in claim 2, wherein: one end of the connecting seat is pivoted with a swing seat, and the stretched suspension arm and the swing seat are mutually embedded and combined.

9. The improved supporting frame structure of the foldable hanging device as claimed in claim 8, wherein: at least one of the frames is provided with an embedding seat, and the stretched suspension arm is embedded and combined with the swinging seat on the supporting frame through the embedding seat.

10. The improved supporting frame structure of the foldable hanging device as claimed in claim 1, wherein: the double-end of the pull rod is respectively connected with the load box and the support frame.