CN207581225U - Improved supporting frame structure of retractable hanging device - Google Patents

Abstract

The utility model provides an improved support frame structure of a folding and unfolding type hanging device, which comprises a load box capable of being movably arranged on the roof ground, wherein one end of a suspension arm is pivoted on the load box, a support frame is provided with a connecting seat, one end of the connecting seat is pivoted with the suspension arm, two sides of the other end of the connecting seat are respectively and symmetrically pivoted with a support leg, the support frame is vertically arranged on the roof ground in a V shape through the mutual expansion of the two support legs, the suspension arm is obliquely bridged between the load box and the support frame, an isosceles triangle support frame is constructed between the two support legs and the roof ground, and the support frame is in a strip arm shape through the mutual folding and unfolding of the two support legs; the problem that the supporting frame structure of the traditional folding and unfolding type hanging device is not favorable for carrying is solved.

Description

Improved supporting frame structure of retractable hanging device

technical field

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

Background technique

The outer walls of general houses or buildings are mostly made of cement, bricks, metal, non-metal, glass, etc. Due to the long-term impact of ambient air, dust, sun and rain, regular maintenance is required. Carry out maintenance work such as cleaning and repairing to ensure the cleanliness and weather resistance of the building's exterior walls.

It is known that most of the maintenance operations such as cleaning and repairing of the outer walls of buildings currently utilize the hanging device installed on the roof of the building to suspend the maintenance platform or wall washer etc. vertically between the outer walls of each floor with cables. Among them, the maintenance platform can be used for wall washer workers or maintenance personnel to stand, so as to carry out the work of cleaning or repairing the external wall; and the wall washing machine can perform rolling washing operations on the wall surface with its attached automatic brush wheel. In addition, for example, between floors of a building, the above-mentioned hanging device installed on the roof can also be used to drop the cables to the ground, and then hang heavy objects to the window holes of the desired floors to facilitate the transportation of heavy objects.

And know, because hanging device all needs to be carried to the roof of building, and relies on the parapet that the ground of roof extends to do support, and can move horizontally on the ground of roof, in order to be beneficial to change by hanging object (for example Maintenance platform, wall washer or other heavy objects, etc.) on the horizontal position of the outer wall, so the hanging device is generally made into a movable type; , but it is not conducive to the development and storage, and even includes the use of vehicle handling, as well as the process of using the limited elevator space of the building to carry to the roof, which is all kinds of hardships and obstacles.

For example, China Taiwan Patent No. M444373 and No. M507929 cases respectively disclose the hanging structure of an L-shaped frame body, and generally a vertical bracket is set on a movable carrier, and the vertical bracket is mounted on the vertical bracket. It is formed by erecting horizontal supports that can expand and contract. The L-shaped frames of these hanging structures are all locked by screws, which are bulky and are not conducive to disassembly and transportation; The distance outside the parapet does not help to reduce the volume of the hanging structure when it is transported by vehicle and ladder.

Therefore, the inventor of the utility model has disclosed a kind of retractable hanging device that can be installed on the roof of a building. For details, see the Taiwan Patent No. I600608 case, which adopts a triangular positioning method, including making the extension A triangular support structure is built between the boom, the roof ground and the support frame, which can ensure the rigidity of the support structure when the hanging device is hanging heavy objects, and can simplify the complexity of the hanging structure, and it is also beneficial to the staff Stretching assembly and collapsing transport. Furthermore, since the retractable hanger of the above-mentioned patent is folded, the carrying length, the height of the load box and the length of the support frame are all smaller than the height of the elevator room of the building, so it is easier to enter and exit the elevator room, and it is also conducive to vehicle handling. .

However, the problem with the above-mentioned patented technology is that the two support frames used to support the boom are quadrangular plates, and the two support frames are respectively arranged on both sides of the boom, resulting in a large space required for the support frame. When the hanging device is transported on the vehicle and in the ladder, in order to facilitate the handling of the hanging device, it is necessary to separate the support frame from the boom, which causes inconvenience.

Utility model content

In view of this, the purpose of this utility model is to improve the problem that the supporting frame structure of the traditional retractable hanging device is not conducive to transportation.

For this reason, the utility model provides an improved support frame structure of a retractable hanging device, which is characterized in that it includes:

1. The load box placed on the roof and the ground can be moved;

a boom pivotally mounted on the load box at one end and at least one pulley pivotally mounted at the other end of the boom;

A supporting frame has a connecting seat, one end of the connecting seat is pivotally connected with the boom, and a supporting foot is symmetrically pivoted on both sides of the other end of the connecting seat; wherein,

The support frame stands on the ground in a V shape through the mutual expansion of the two support feet, and the boom is inclined to bridge between the load box and the support frame. An isosceles triangular support frame is constructed between the feet and the roof floor; and the support frame is in the shape of a bar arm through the mutual retraction of the two support feet.

The improved support frame structure of the retractable hanging device, wherein: the boom is formed by a plurality of retractable frames, and the boom is tilted through the mutual extension of the plurality of frames. It bridges between the load box and the support frame, and makes the extended boom, the roof ground and the support frame form a triangular support structure.

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

The improved support frame structure of the retractable hanging device, wherein: the load box also includes a pipe coil for storing and discharging water pipes inside, and a water tank is attached to the load tank, and the water pipe on the tube coil is connected to the water tank.

The improved supporting frame structure of the retractable hanging device, wherein: the load box also includes a wire reel for storing and discharging wires inside.

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

The improved support frame structure of the retractable hanging device, wherein: the boom and the load box are connected via a pull-out shaft bolt.

The improved support frame structure of the retractable hanging device, wherein: one end of the connection seat is pivotally provided with a swing seat, and the extended boom and the swing seat are engaged and combined with each other.

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

The improved supporting frame structure of the retractable hanging device further includes a pull rod, and the double ends of the pull rod are respectively connected to the load box and the supporting frame.

According to the above implementation content, the technical effect of the utility model 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 When folded, it can be in the form of a bar-arm structure to reduce the overall occupied space, so that the hanging device can be removed from the action of removing the support frame during transportation, so as to facilitate the handling 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

Fig. 1 is a three-dimensional configuration diagram of the first embodiment of the utility model;

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

Fig. 3 is a schematic diagram when the supporting legs of the support frame are deployed;

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

Fig. 5 is a schematic diagram of the embodiment shown in Fig. 1 being folded and placed in the elevator room;

Fig. 6 is a three-dimensional configuration diagram of the second embodiment of the utility model.

Explanation of reference signs: 10-roof ground; 20-carrying box; 20a-button bar; 21-box door; 22-corner wheel; 23-control unit; 24-motor; 25-power reel; 25a-cable; 26-tube reel; 26a-water pipe; 27-water tank; 28-line reel; 28a-wire; 30-arm; 31, 32, 33-frame; 33a-pulley; 34-bolt hole; -pivot hole; 37-shaft bolt; 38-pull rod; 38a, 38b-rod; 39-buckle groove; 40-support frame; 41-connecting seat; 42-support foot; 42a-bolt hole; 43-roller; 44-button; 44a-bolt hole; 45-pin; 50-swing seat; 51-seat surface; Support structure; B-isosceles triangle support structure; H-elevator height; h1-total height of load box; h2-handling length of boom; h3-length of buckle bar; h4-length of tie rod; W-weight.

Detailed ways

First of all, please refer to Fig. 1 and Fig. 2 together, revealing the first embodiment of the present utility model, illustrating the improved support frame structure of the retractable hanging device, including installing a The load box 20 , a boom 30 and a supporting frame 40 . in:

The load box 20 can be made of a metal case with accommodating space; one side of the load box 20 is provided with a door 21, 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 corner wheel 22 is a commercial 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 , in order to move the load box 20 to the desired installation position on the roof floor 10; in addition, when the load box 20 needs to be fixed, only need to retract the wheel body, let the foot pad contact the roof floor 10, and then the load box 20 can be used The load box 20 is firmly placed at a desired position on the roof floor 10 . The interior of the load box 20 or the outer walls of both sides can be attached and loaded with counterweights 70 such as weights or discus according to requirements, so as to increase the stability of the load box 20 when it is standing on the ground 10 on the roof of the building. The load box 20 is used as a foundation pile for erecting the boom 30 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 a cable 25a are installed. The control unit 23 can control the forward rotation, reverse rotation and rotation speed of the motor 24, and drive the power reel 25 to rotate through the connection of a belt or a chain, so as to release and retract the cable 25a for hanging heavy objects.

The boom 30 is made up of a plurality of retractable frames 31, 32, 33 which are inserted through each other. The frames can be divided into a large frame 31, a middle frame 32 and a small frame 33, all of which can be made into hollow rectangles. The shape of the slot frame, and the operation of extending and retracting can be implemented by virtue of the mutual threading, so that the operator can easily change the total length of the boom 30 . Wherein, each frame 31, 32, 33 can equidistantly offer several bolt holes 34 at the joint ends of each frame 31, 32, 33 that are inserted through each other; Through the bolt hole 34 between the two frames that are connected with each other, and wear a pin bolt 35 respectively, and then fix the stretched frames 31, 32, 33, so as to prevent the boom 30 from being loaded when each frame 31, 32, 33 is under load. 33 slide each other, and it is convenient for the operator to remove the pin bolt 35 and retract the boom 30.

Furthermore, a head end of the large frame 31 in the boom 30 is provided with a pivot hole 36, and a detachable shaft bolt 37 can be used to pass through the pivot of the boom 30 at the position near the bottom of the front end of the load box 20. The connecting hole 36 further connects the boom 30 and the load box 20 to form an integral body, and the boom 30 can pivotally adjust its inclined installation angle through the pivot connection between the shaft bolt 37 and the pivot hole 36 . Furthermore, after the plurality of frames 31 , 32 , 33 are stretched mutually to obtain the required stretching length of the boom 30 , the boom 30 can bridge over the load box 20 and the support in an oblique manner. Between the frames 40, and make the stretched boom 30, the roof ground 10 and the support frame 40 build a triangular support structure A (as shown in Figure 2); wherein, the boom 30 and the load box 20 The connection between the extractable shaft bolts 37 helps to improve the convenience of disassembly and assembly between the boom 30 and the load box 20 .

In a 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 cables 25a on the above-mentioned power reel 25 can be placed above the roof floor 10 through the stretched and inclined frame. The traction of the boom 30, and the guiding of the pulley 33a, while hanging a weight W vertically lifting outside the outer wall of the building. The above-mentioned triangular support structure A can fully disperse the stress in the load state where the boom 30 hangs the heavy object W, so as to avoid stress concentration among the components of the device.

Please refer to FIG. 6 , which discloses the second embodiment of the utility model, illustrating that when the heavy object W suspended by the boom 30 is a wall washer or a maintenance platform for wall washer workers to stand on, the load box 20 also includes A pipe coil 26 for storing and releasing the water pipe 26a is installed inside, and the load box 20 can also include a water tank 27 attached to its top, 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 traction of the extended boom 30 and the guidance of the pulley 33a are suspended outside the outer wall of the building, and hang down to the wall washer or maintenance platform to supply the 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 also include a wire reel 28 for carrying a retractable wire 28a, so that the wire 28a can pass through the The traction of the extended boom 30 and the guidance of the pulley 33a are suspended outside the outer wall of the building and dropped to the wall washer or maintenance platform to supply the power of the wall washer or to stand on the maintenance platform The power required by the staff to operate the power tool. Wherein, as shown in Figure 6, the pipe reel 26 and wire reel 28 carried in the load box 20 are respectively arranged on both sides of the power reel 25, so that the cable 25a can be located between the water pipe 26a and the electric wire 28a , and together through the traction of the boom 30 and the guidance of the pulley 33a, they are suspended outside the outer wall of the building. Because the load of the heavy object W carried by the cable 25a pulled in the center is much greater than the self weight of the water pipe 26a and the electric wire 28a, the stability when 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 , which illustrate that the support frame 40 has a connection base 41 , one end of the connection base 41 is connected to the boom 30 , and the other end of the connection base 41 is symmetrically arranged with a supporting foot 42 on both sides. In practice, the two supporting legs 42 can be pivotally arranged on both sides of one end of the connecting base 41 by means of pivot pins, so that the angle between the two supporting legs 42 can be adjusted. The mutual expansion of the two support legs 42 is V-shaped (as shown in FIG. 3 ), and the support frame 40 is in the shape of an arm (as shown in FIG. 4 ) through the mutual folding of the two support legs 42 . Two supporting legs 42 are used to contact one end of the roof ground 10 and are respectively pivotally provided with a roller 43; Form an isosceles triangular support structure B (as shown in Figure 3), the above-mentioned isosceles triangular support structure B can fully disperse the stress under the load state where the boom 30 hangs the heavy object W, and avoid the occurrence of stress between the components of the device Concentration phenomenon; when the support frame 40 is folded into 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 bar 44 to fix the angle between the two support legs 42, so as to facilitate the expansion and folding of the support frame 40; further, the two A bolt hole 42a is respectively offered on the supporting legs 42, and several bolt holes 44a are respectively offered at the double ends of the buckle bar 44. The bolt holes 44a at both ends are respectively threaded with a pin bolt 45, and then the angle between the two support legs 42 after the support frame 40 is expanded is fixed, so as to prevent the angle between the two support legs 42 from occurring when the support frame 40 is loaded. change, thereby avoiding affecting the installation angle of the boom 30 , and it is convenient for the operator to remove the pin 45 and take off the catch rod 44 to fold the support frame 40 .

Please continue to refer to FIG. 1 and FIG. 2 , illustrating that one end of the connection base 41 used for connecting the boom 30 can be pivotally provided with a swing base 50 using a pivot pin in practice, and the swing base 50 provides a flat seat surface 51. A plurality of bosses 52 are formed on the seat surface 51, and an embedding seat 60 is arranged on the frame 32 of the boom 30, and a post hole 61 is formed on the bottom of the embedding seat 60 corresponding to the plurality of bosses 52 described above. , so that the boom 30 and the swing seat 50 can be embedded and combined into one body by virtue of the embedding of the convex post 52 and the post hole 61; in this way, the extended boom 30 can be connected to the support frame 40 are pivotally connected to each other so that the mounting angle can be adjusted. Wherein, the supporting frame 40 can stand firmly on the roof ground 10 by virtue of the two supporting legs 42 , or move and adjust its position on the roof ground 10 by virtue of the rollers 43 on the two supporting legs 42 .

The improved support frame structure of the present utility model also includes a pull rod 38, which is actually composed of two rods 38a, 38b that are pivotally connected to each other, and the two rods 38a, 38b are far away from the ends that are pivotally connected to each other. A plurality of buckle grooves 39 equidistantly spaced can be formed respectively, wherein one rod 38a is connected with the buckle rod 20a on the end wall of the load box 20 by using the buckle groove 39, and the other rod 38b is connected with the buckle groove 39 by using the buckle groove 39. The buckle rods 44 on the support frame 40 are interlocked with each other, so that the load strength of the above-mentioned triangular support frame A can be strengthened, and a better stress dispersion effect can be produced.

Please refer to Fig. 5 to illustrate that in the above implementation, without affecting the load and supporting functions of the movable load box 20, the total height h1 (which may include the water tank) of the load box 20 can be designed to be less than the elevator car height H of the building , and because the plurality of frames 31, 32, 33 are made into a form that is convenient to expand and retract, so when the booms 30 are folded together, the boom carrying length h2 presented can also be easily designed to be smaller than the height H of the elevator car form, the buckle length h3 of the buckle 44 removed from the support frame 40 is designed to be less than the height H of the elevator car of the building, and the length h4 of the pull rod 38 presented after the pull rod 38 is folded is also designed to be It is smaller than the height H of the elevator room of the building, so that the construction personnel can use the elevator room to carry the hanging device of the present utility model, and this implementation is also conducive to saving the occupied space on the vehicle when the hanging device of the present utility model is transported by vehicle .

The above description is only illustrative, rather than restrictive, of the present utility model. Those of ordinary skill in the art understand that many modifications, changes or equivalents can be made without departing from the spirit and scope defined in the claims. But all will fall within the protection scope of the present utility model.

Claims (10)

1. An improved support frame structure of a retractable suspension device, characterized in that it comprises: 1. The load box placed on the roof and the ground can be moved; a boom pivotally mounted on the load box at one end and at least one pulley pivotally mounted at the other end of the boom; A supporting frame has a connecting seat, one end of the connecting seat is pivotally connected with the boom, and a supporting foot is symmetrically pivoted on both sides of the other end of the connecting seat; wherein, The support frame stands on the ground in a V shape through the mutual expansion of the two support feet, and the boom is inclined to bridge between the load box and the support frame. An isosceles triangular support frame is constructed between the feet and the roof floor; and the support frame is in the shape of a bar arm through the mutual retraction of the two support feet. 2. The improved support frame structure of the retractable hanging device according to claim 1, wherein the boom is formed by a plurality of retractable frames, and the boom passes through the frames of the plurality of frames. Mutually stretched and obliquely bridged between the load box and the support frame, and make the stretched boom, the roof ground and the support frame form a triangular support structure. 3. The improved supporting frame structure of the retractable hanging device as claimed in claim 2, characterized in that: a power reel for retracting and unwinding cables is carried in the load box, and the cables on the power reel pass through the display. The traction of the extended boom and the guidance of the pulley are suspended on the outer wall of the building to hang a heavy object vertically. 4. The improved support frame structure of the retractable hanging device as claimed in claim 3, wherein the load box also includes a pipe coil for storing and discharging water pipes inside, and the load box is attached with a water tank, the pipe A water pipe on the pan connects to the tank. 5. The improved supporting frame structure of the retractable hanging device according to claim 3 or 4, characterized in that: the load box further comprises a wire reel for storing and discharging wires therein. 6. The improved supporting frame structure of the retractable hanging device as claimed in claim 2, characterized in that: a plurality of said frames are respectively provided with bolt holes, and a plurality of said frames can be aligned when mutually extended A pin bolt is put through the bolt hole. 7 . The improved supporting frame structure of the retractable hanging device according to claim 6 , wherein the boom is connected to the load box via a detachable shaft bolt. 8 . 8. The improved supporting frame structure of the retractable hanging device as claimed in claim 2, wherein a swing seat is pivotally arranged at one end of the connecting seat, and the extended boom and the swing seat are engaged with each other combined. 9. The improved supporting frame structure of the retractable hanging device according to claim 8, characterized in that: at least one of the plurality of frames is provided with an embedding seat, and the extended boom passes through the The embedding seat and the swing seat on the support frame are engaged and combined with each other. 10 . The improved supporting frame structure of the retractable hanging device according to claim 1 , further comprising a tie rod, the two ends of which are respectively connected to the load box and the supporting frame. 11 .