TWM558796U - Improved support rack structure for foldable hanging device - Google Patents

Abstract

The present invention provides an improved support frame structure for a hoisting type hoisting device, comprising a load box that can be placed on the floor of the building, one end of the jib is pivotally mounted on the load box, and one support frame has a connecting seat One end of the connecting seat and the boom are pivotally connected to each other. The two sides of the other end of the connecting seat are respectively symmetrically pivoted with a supporting leg, wherein the supporting frame is V-shaped by mutual expansion of the two supporting legs. The utility model is disposed on the floor of the building, and the boom is obliquely connected between the load box and the support frame, and the two support legs are formed with an isosceles triangular support structure between the ground and the floor of the building, and the support frame is The two supporting legs are folded together to form a strip arm shape; thereby improving the support frame structure of the conventional spread-type hanging device is not conducive to handling problems.

Description

Improved support frame structure for display-type hanging device

The present invention relates to a hanging device installed on the roof of a building, and more particularly to an improved support frame structure for a spread-type hanging device.

The external walls of buildings such as houses or buildings are mostly made of cement, brick, metal, non-metal, glass, etc. Due to the long-term exposure to ambient air, dust and sun and rain, they are required to be regularly Carry out maintenance work such as cleaning and repair to ensure the cleanliness and weather resistance of the external walls of the building.

It is known that the maintenance work such as cleaning and repairing of the external wall of the building is mostly carried out by using the hanging device installed on the roof of the building, and vertically lifting and lowering the outer wall of each floor with a cable suspension maintenance platform or a wall washer. Among them, the maintenance platform can be used by the wall washer or maintenance personnel to facilitate the cleaning or repair work of the external wall; and the wall washer can perform the roller washing operation on the wall by the attached automatic brush wheel. In addition, for example, between the floors of the building, the above-mentioned hanging device mounted on the roof can be used to hang the cable to the ground, and then the heavy object is hung to the window of the desired floor to facilitate the handling of the heavy objects.

And know that because the hanging device needs to be transported to the roof of the building, and depends on the daughter wall extended by the roof floor for support, and can be moved horizontally on the roof floor to facilitate the transformation of the hanging object (such as maintenance The platform, the wall washer or other heavy objects are placed in a horizontal position on the outer wall, so the hanging device is generally made into a movable type; however, although the hanging device technology that has been disclosed so far can be changed, However, it is not conducive to the exhibition, and even the process of using the vehicle to carry and using the limited elevator space to carry to the roof of the building is difficult and difficult.

For example, Taiwan Patent No. M444373 and No. M507929, respectively A hanging structure exhibiting an L-shaped frame body is disclosed, and a vertical stand is provided on a movable stage, and a horizontal bracket of a length that can be stretched and contracted is arranged on the vertical stand. The L-shaped frame of these hanging structures are all locked by screws or the like, which is bulky and is not suitable for disassembly and handling; and the horizontal bracket can be stretched and contracted only to control the cable, water pipe and wire extension to The distance outside the parapet wall is not helpful for reducing the volume of the hanging structure during the above-mentioned vehicle handling and stair transport.

Therefore, the present inventors have recently disclosed a display-type hanging device that can be movably mounted on the floor of a building. For details, see Taiwan Patent No. I600608, which adopts a triangular positioning form, including a boom and a building for the extension. Between the top floor and the support frame, a triangular support structure is constructed to ensure the rigidity of the support structure when the suspension device is suspended, and the complexity of the suspension structure can be simplified, and the staff can be stretched and assembled. Closing and handling. Furthermore, since the carrying length of the hangers, the height of the load box and the length of the support frame after the folding of the above-mentioned patents are smaller than the height of the elevator in the building, it is easier to enter and exit the elevator car, and is also advantageous for vehicle handling. .

However, the problem of the above patented technology is that the two support frames for supporting the boom are quadrangular plates, and the two support frames are respectively disposed on both sides of the boom, so that the required space for the support frame is large. When the hanging device is in the process of carrying the vehicle and transporting the ladder, in order to facilitate the handling of the hanging device, the support frame and the boom need to be separated first, which causes inconvenience.

In view of this, the purpose of the present invention is to improve the support frame structure of the conventional spread-type hanging device, which is disadvantageous for handling.

To this end, a preferred embodiment of the present invention provides an improved support frame structure for a spread-type suspension device comprising: a load carrying box that can be placed on the floor of the building; a boom with one end pivoted On the load box, the other end of the boom is pivotally provided with at least one pulley; a support frame has a connecting seat, one end of the connecting seat is pivotally connected with the boom, and the other ends of the connecting seat are respectively The symmetrical pivot is provided with a support leg, and the support frame is V-shaped by the mutual expansion of the two support legs. On the roof floor, the boom is obliquely connected between the load box and the support frame, and the two support legs are formed with an isosceles triangular support structure between the ground and the floor; and the support frame is The two support legs are folded together to form a strip arm.

In a further implementation, the boom is formed by a plurality of expandable frames, and the boom is obliquely connected to the load box and the support frame via mutual extension of the plurality of frames. And a triangular support structure is constructed between the boom, the roof floor and the support frame.

In a further implementation, the load box carries a power reel for retracting the cable, and the cable on the power reel is suspended from the outer wall of the building via the traction of the extended boom and the guiding of the pulley. Hang a heavy object vertically. The load box further includes a pipe tray for loading and unloading the water pipe, and the water tank is attached with a water tank, and the water pipe on the pipe tray is connected to the water tank. The load box also includes a reel for carrying a discharge line.

In a further implementation, the plurality of frames are respectively provided with bolt holes, and the plurality of frames can pass through a plug of the alignment bolt holes when extending to each other. The boom and the load box are connected via a pullable shaft bolt.

In a further implementation, one end of the connecting seat is pivotally provided with a swinging seat, and the protruding boom and the swinging seat are engaged with each other. At least one of the plurality of frames is provided with a catching seat, and the extended boom is coupled to the swinging seat on the support frame via the engaging seat.

In a further implementation, a pull rod is further included, and the double ends of the pull rod are respectively connected to the load box and the support frame.

According to the above implementation, the technical effect of the present invention is that the support frame adopts an expandable isosceles triangle design, so that the support frame can be used to support the boom in a dispersing force of the isosceles triangle structure when deployed, and When folded, the arm-shaped structure can reduce the overall occupation space, so that the hanging device can be removed from the support frame during transportation to facilitate the handling of the hanging device.

In addition, the relevant technical details that can be implemented by the present invention will be explained in the following embodiments and drawings.

10‧‧‧Floor ground

20‧‧‧Loading box

20a‧‧‧Budget

21‧‧‧Box door

22‧‧‧ corner wheel

23‧‧‧Control unit

24‧‧‧Motor

25‧‧‧Power reel

25a‧‧‧ Cable

26‧‧‧Tube

26a‧‧‧ water pipes

27‧‧‧Water tank

28‧‧‧Wire tray

28a‧‧‧Wire

30‧‧‧Boom

31, 32, 33‧‧‧ framework

33a‧‧‧ pulley

34‧‧‧Bolt hole

35‧‧‧Tip bolt

36‧‧‧Pivot hole

37‧‧‧ shaft bolt

38‧‧‧ lever

38a, 38b‧‧‧ rods

39‧‧‧ buckle groove

40‧‧‧Support frame

41‧‧‧Connecting Block

42‧‧‧Support feet

42a‧‧‧Bolt hole

43‧‧‧Roller

44‧‧‧Budget

44a‧‧‧Bolt hole

45‧‧‧Tip bolt

50‧‧‧swing seat

51‧‧‧Seat

52‧‧‧Bump

60‧‧‧ embedded seat

61‧‧‧ column hole

70‧‧‧weights

A‧‧‧Triangular support structure

B‧‧‧ Isosceles triangle support structure

H‧‧‧Elevator height

H1‧‧‧ total height of the load box

H2‧‧‧Boom handling length

H3‧‧‧Buckle length

H4‧‧‧Tie rod length

W‧‧‧ Heavy objects

1 is a perspective view of the first embodiment of the present invention; FIG. 2 is a front view of FIG. 1; FIG. 3 is a schematic view of the support leg when the support leg is unfolded; FIG. 5 is a schematic view of the embodiment shown in FIG. 1 folded and placed in the elevator car; FIG. 6 is a perspective configuration view of the second embodiment of the present invention.

First, please refer to FIG. 1 and FIG. 2 together to disclose the first embodiment of the present invention, and illustrate an improved support frame structure of the spread type hanging device, which comprises installing a roof 10 on a building. The load box 20, a boom 30 and a support frame 40. Wherein: the load box 20 can be made of a metal case with a receiving space; the side of the load box 20 is provided with a box door 21, which can open and close the accommodating space in the box; the bottom of the load box 20 is provided An angle wheel 22, which is a commercially available product, is composed of a rubber or metal foot pad combined with a retractable wheel body; when the load carrying case 20 is required to be moved, the wheel body in the foot pad can be released Contacting the ground to facilitate moving the load box 20 to the position to be installed on the roof floor 10; when the fixed load box 20 is required, it is only necessary to retract the wheel body so that the foot pad contacts the floor top 10, that is, The load box 20 can be securely placed at the desired location on the floor 10 of the building. The inner or double outer wall of the load box 20 can be attached with a weight 70 such as a weight or a discus as needed to increase the stability of the load box 20 when it is placed on the floor 10 of the building, thereby utilizing The load box 20 is used as a foundation pile when the boom 30 is placed on the floor 10 of the building.

The control unit 23 can be disposed in the accommodating space of the load box 20, and the motor 24 and a power reel 25 for accommodating the cable 25a are disposed. The control unit 23 controls the forward and reverse rotation of the motor 24 and its rotational speed, and drives the power reel 25 to rotate via the connection of the belt or the chain, thereby releasing and retracting the cable 25a for hanging the heavy object.

The boom 30 is composed of a plurality of expandable frames 31, 32, 33 The plurality of frames can be divided into a large frame 31, a middle frame 32, and a small frame 33, all of which can be formed into a hollow rectangular frame shape, and can be stretched by mutual wearing and The retracted operation allows the operator to easily change the overall length of the boom 30. Wherein, the engaging ends of the frames 31, 32, 33 are mutually equidistantly provided with a plurality of bolt holes 34; when the frames 31, 32, 33 are stretched and the required length of the boom 30 is changed, the alignment can be aligned. Passing through the bolt holes 34 between the two frames, and respectively inserting a tip bolt 35, thereby fixing the stretched frames 31, 32, 33 to prevent the frames 30, 32 of the boom 30 from being loaded. 33 slides between each other and facilitates the operator to remove the tip bolt 35 to close the boom 30.

Furthermore, a pivotal hole 36 is provided at one end of the large frame 31 of the boom 30, and the pivot of the boom 30 can be worn by a pullable shaft bolt 37 at a position near the bottom of the front end of the load box 20. The connecting hole 36 and the connecting arm 30 are integrally connected with the carrying case 20, and the hanging arm 30 can pivotally adjust the tilting mounting angle thereof via the pivotal connection of the pivot pin 37 and the pivoting hole 36. Further, after the plurality of frames 31, 32, 33 are extended to each other to obtain the required elongation of the boom 30, the boom 30 can be obliquely bridged to the load box 20 and the support. Between the racks 40, the boom 30, the roof floor 10 and the support frame 40 are constructed as a triangular support structure A (as shown in FIG. 2); wherein the boom 30 and the load box 20 are The connection between the pullable shaft bolts 37 is facilitated by the ease 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 cable 25a on the power reel 25 can be placed above the roof floor 10 via the extended tilting frame. The pulling of the boom 30 and the guiding of the pulley 33a, while hanging from the outer wall of the building, hang a weight W vertically. The triangular support structure A can fully disperse the stress under the load state of the weight 30 of the boom 30 to avoid stress concentration between the components of the device.

Referring to FIG. 6, a second embodiment of the present invention is disclosed, which illustrates that when the weight W suspended by the boom 30 is a wall washer or a maintenance platform for the wall washer to stand, the load box 20 also includes the inside. a tray 26 for holding a drain pipe 26a, and the load The heavy box 20 may further include a water tank 27 attached to the top thereof, and the water pipe 26a on the pipe tray 26 is connected to the water tank 27, so that the water pipe 26a can be guided by the extension of the boom 30 and the pulley 33a. It is suspended from the outer wall of the building and descends to the wall washer or maintenance platform to supply water for wall washing.

In addition, when the weight W suspended by the boom 30 is a wall washer or a maintenance platform, the load box 20 may further include a wire tray 28 for carrying a discharge line 28a, so that the wire 28a can pass through the exhibition. The traction of the extended boom 30 and the support of the pulley 33a are suspended outside the outer wall of the building, and are lowered to the wall washer or the maintenance platform, supply power to the wall washer, or supply standing on the maintenance platform. The power required by the staff to operate the power tool. As shown in FIG. 6, the tube tray 26 and the reel 28 carried in the load box 20 are respectively disposed on both sides of the power reel 25, so that the cable 25a can be located in the water pipe 26a and the electric wire 28a. In the meantime, together with the traction of the boom 30 and the guidance of the pulley 33a, it is suspended outside the outer wall of the building. Since the load of the weight W carried by the center-drawn cable 25a is much larger than the weight of the water pipe 26a and the wire 28a, the stability of the hanging weight W and the traction pipe 26a and the wire 28a can be improved by this.

Referring to FIG. 1 , FIG. 3 and FIG. 4 , the support frame 40 has a connecting base 41 . One end of the connecting base 41 is connected to the lifting arm 30 , and the supporting side 42 is symmetrically disposed on both sides of the other end of the connecting seat 41 . The two support legs 42 can be pivotally disposed on the two sides of one end of the connecting seat 41, and the angle between the two supporting legs 42 can be adjusted. The support legs 42 are V-shaped when they are mutually unfolded (as shown in FIG. 3), and the support frame 40 is in the shape of a strip arm (as shown in FIG. 4) via the two support legs 42 being folded together. The two support legs 42 are configured to be respectively connected to one end of the roof 10 to be pivoted with a roller 43. When the support frame 40 is unfolded and V-shaped, the two support legs 42 of the support frame 40 are constructed between the support foot 40 and the roof floor 10 In an isosceles triangular support structure B (shown in FIG. 3), the isosceles triangular support structure B can fully disperse the stress under the load state of the weight 30 of the boom 30, and avoid stress between the components of the device. Concentration phenomenon; when the support frame 40 is folded and has an arm shape, the occupation of the support frame 40 can be reduced. Space, In order to facilitate the handling of the support frame 40.

The support frame 40 is implemented by using a detachable buckle 44 to fix the angle between the two support legs 42 to facilitate the unfolding and folding of the support frame 40; further, the two supports Each of the legs 42 defines a bolt hole 42a. The two ends of the buckle rod 44 respectively define a plurality of bolt holes 44a. When the two support legs 42 are deployed, the bolt holes 42a of the two support legs 42 and the double ends of the buckle rod 44 can be aligned. The hole 44a is bolted, and a tip bolt 45 is respectively inserted, thereby fixing the angle between the two support legs 42 of the support frame 40 to prevent the angle between the two support legs 42 of the support frame 40 when the load is applied, thereby avoiding The mounting angle of the boom 30 is affected, and the operator can remove the tip bolt 45 to remove the buckle 44 to fold the support frame 40.

Referring to FIG. 1 and FIG. 2 , an end of the connecting base 41 for connecting the boom 30 can be pivotally provided with a swinging seat 50 , and the swinging seat 50 provides a flat seating surface 51 . A plurality of protrusions 52 are formed on the seat surface 51, and a bracket 60 is disposed on the middle frame 32 of the boom 30. The bottom of the bracket 60 is formed with a column hole 61 corresponding to the plurality of protrusions 52. The sling arm 30 and the oscillating seat 50 can be integrally joined to each other by the engagement of the stud 52 and the post hole 61; thus, the extended jib 30 and the support can be realized. The frames 40 are formed to be pivotally connected to each other to adjust the mounting angle. The support frame 40 can be stably placed on the roof floor 10 by the two support legs 42 or moved on the roof floor 10 by the rollers 43 on the two support legs 42 to adjust the position.

The improved support frame structure of the present invention further includes a pull rod 38. The pull rod 38 is constructed by two rod members 38a, 38b pivotally connected to each other, and the two rod members 38a, 38b are remote from each other. A plurality of buckle grooves 39 are formed at equal intervals, wherein one of the rods 38a is fastened to the buckle 20a of the end wall of the load box 20 by the buckle groove 39, and the other rod 38b is supported by the buckle groove 39. The buckles 44 on the frame 40 are fastened to each other, and the weight strength of the triangular support structure A can be enhanced to achieve a better stress dispersion effect.

Referring to FIG. 5, in the above implementation, the total height of the load box 20 can be designed without affecting the load and support function of the movable load box 20. H1 (which may include a water tank) is smaller than the elevator height H of the building, and since the plurality of frames 31, 32, 33 are made in a form that is convenient to be spread, the booms that are presented when the booms 30 are folded together The handling length h2 can also be easily designed to be smaller than the height H of the elevator car. The length l3 of the buckle 44 of the buckle 44 detached from the support frame 40 is designed to be smaller than the height H of the elevator of the building, and The length h4 of the drawbar presented after the tie rod 38 is folded is also designed to be smaller than the height H of the elevator of the building, so that the constructor can use the elevator to carry the suspension device of the present invention, and the implementation is also advantageous for the suspension device of the present invention. It saves space on the vehicle when transported in the vehicle.

The above embodiments are merely illustrative of the preferred embodiments of the present invention, but are not to be construed as limiting the scope of the present invention. Therefore, the present invention is subject to the content of the claims defined in the scope of the patent application.

Claims (10)

An improved support frame structure for a hoisting type hoisting device comprises: a load box capable of moving on a floor of a building; a boom, one end of which is pivotally mounted on the load box, and the other end of the boom is pivoted There is at least one pulley; a support frame having a connecting seat, one end of the connecting seat and the hanging arm are pivotally connected to each other, and the supporting sides are symmetrically pivoted on both sides of the connecting end; wherein the supporting frame is The two support legs are mutually unfolded and are V-shaped and are placed on the roof floor. The boom is obliquely connected between the load box and the support frame, and the two support feet and the floor of the roof The structure is constructed as an isosceles triangular support structure; and the support frame is in the shape of a bar by the mutual folding of the two support legs. The improved support frame structure of the spread type hanging device according to claim 1, wherein the boom is formed by a plurality of expandable frames, and the boom is extended by the plurality of frames The tilting type is connected between the load box and the support frame, and the protruding arm, the roof floor and the support frame are constructed as a triangular support structure. The improved support frame structure of the extension type hanging device according to claim 2, wherein the load box carries a power reel for retracting the cable, and the cable on the power reel is pulled by the extension boom And the pulley is suspended and suspended from the outer wall of the building to hang a heavy object vertically. The improved support frame structure of the extension type hanging device according to claim 3, wherein the load box further comprises a pipe tray for carrying a water discharge pipe, and the water tank is provided with a water tank, and the water pipe on the pipe tray is Connect the water tank. The improved support frame structure of the unwinding type hanging device according to claim 3 or 4, wherein the load box further comprises a wire reel for carrying a discharge line. An improved support frame structure of the spreadable hanging device according to claim 2, wherein Each of the plurality of frames is respectively provided with a bolt hole, and the plurality of frames can pass through a plug of the alignment bolt hole when extending from each other. The improved support frame structure of the hoisting type hoisting device of claim 6, wherein the jib is connected to the load box via a pullable shaft bolt. The improved support frame structure of the hoisting device of claim 2, wherein one end of the connecting seat is pivotally provided with a swinging seat, and the extending boom and the swinging seat are engaged with each other. The improved support frame structure of the hoisting device of claim 8, wherein at least one of the plurality of frames is provided with a cradle via which the extended jib is attached The swing seats on the support frame are coupled to each other. The improved support frame structure of the unwinding type hanging device according to claim 1, further comprising a pull rod, wherein the double ends of the pull rod are respectively connected to the load box and the support frame.