Hoisting device for large glass of high-rise doors and windows

Abstract

The utility model relates to the technical field of glass hoisting, in particular to a hoisting device for large glass of high-rise doors and windows. Comprising a cross beam, the two ends of the cross beam are slidably connected with supporting columns arranged in the vertical direction, and the supporting columns are connected with the cross beam through fixing bolts. A base is fixed to the bottom of the supporting column, a first clamping groove is formed in the bottom of the cross beam, and a second clamping groove corresponding to the first clamping groove is formed in the top of the base. A penetrating groove is formed in the side wall of the supporting column and communicates with the first clamping groove and the second clamping groove. The two opposite side walls in the penetrating groove are movably connected with clamping plates correspondingly. According to the hoisting device, the top end, the bottom end and the plate surface of the glass are clamped and fixed, so that the glass can be effectively prevented from sliding off in the hoisting process, and potential safety hazards in the hoisting process of large glass of high-rise doors and windows are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of glass hoisting, in particular to a hoisting device for large glass of high-rise doors and windows. Background Art

[0002] Glass is widely used in construction and decoration projects. For large glass of high-rise building doors and windows, hoisting tools are used during the handling process. Glass is both fragile and easily damaged, and more careful and cautious operations are required when handling some larger-volume door and window glass. In the prior art, most glass hoisting for high-rise buildings uses binding straps to bind the glass, and then uses a crane to lift the glass to the installation location. Since the glass surface is relatively smooth, only using binding straps to bind the glass is not stable, and the glass is prone to slipping and damage during the hoisting process, posing a safety hazard. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a hoisting device for large glass of high-rise doors and windows, which can fix the glass and prevent the glass from slipping during hoisting.

[0004] The utility model provides a hoisting device for large glass of high-rise doors and windows, including a cross beam, and a lifting ring is arranged at the top of the cross beam; both ends of the cross beam are slidably connected with support columns arranged vertically, and the support columns and the cross beam are connected by fixing bolts; a base is fixed at the bottom of the support columns, a first clamping groove is arranged at the bottom of the cross beam, and a second clamping groove corresponding to the first clamping groove is arranged at the top of the base; a through groove is arranged on the side wall of the support column, and the through groove is communicated with the first clamping groove and the second clamping groove; two opposite side walls inside the through groove are respectively movably connected with clamping plates.

[0005] Further, two springs distributed up and down are respectively fixed on two opposite side walls of the through groove, and the springs are fixedly connected with the clamping plates; a pull rod is arranged in the spring, one end of the pull rod is fixedly connected with the clamping plate, and the other end of the pull rod extends out of the support column.

[0006] Further, the clamping plate includes an anti-slip plate and a connecting plate fixedly connected, and the springs and the pull rod are both fixedly connected with the connecting plate.

[0007] Further, through holes are arranged at both ends of the cross beam, the support columns are slidably connected in the through holes, fixing holes are respectively arranged on two opposite side walls of the cross beam, fixing bolts are arranged in the fixing holes, and a plurality of positioning holes are arranged on two opposite side walls of the support columns along the vertical direction, and the fixing bolts are connected with one of the positioning holes.

[0008] Further, the length of the base is greater than that of the cross beam; mounting grooves are respectively arranged at both ends of the second card slot of the base, first protection blocks are arranged in the mounting grooves, a plurality of first limiting holes arranged horizontally are respectively arranged on two opposite side walls of the base, second limiting holes are respectively arranged on two opposite side walls of the first protection block, and the first limiting holes and the second limiting holes are connected by first limiting bolts.

[0009] Further, telescopic rods are arranged at both ends of the cross beam, and second protection blocks are fixed at the bottoms of the telescopic rods.

[0010] Further, the shape of the second protection block is L-shaped, clamping grooves are respectively arranged on the horizontal section and the vertical section of the second protection block, and the two clamping grooves are communicated.

[0011] Further, a third limiting hole is penetrated through the side wall of the second protection block, and a third limiting bolt is arranged in the third limiting hole.

[0012] Further, a clamping plate is fixed at the end of the screw rod of the third limiting bolt.

[0013] Further, rubber pads are respectively arranged on the side walls of the first card slot and the second card slot.

[0014] In summary, compared with the prior art, the present utility model has the following advantages:

[0015] The technical solution of the present utility model fixes the glass through the arranged cross beam, support columns and base. During use, the glass plate is sequentially passed through the through grooves on the two support columns, so that the clamping plates are closely attached to the glass plate surface. At the same time, the bottom of the glass is stuck in the second card slot of the base, and then the cross beam is moved so that the first card slot at the bottom of the cross beam is stuck on the top of the glass. After confirming that the glass is tightly clamped, the support column and the cross beam are tightened and fixed with fixing bolts. Hook the hook on the lifting ring and use a crane for lifting. The lifting device provided by the present utility model can effectively prevent the glass from slipping during the lifting process by clamping and fixing the top, bottom and plate surface of the glass, and reduce the potential safety hazards existing during the lifting process of large glass for high-rise doors and windows. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0017] Figure 1 It is a schematic structural diagram of the lifting device in Embodiment 1 of the present utility model;

[0018] Figure 2 This is the sectional view of the support column in Embodiment 1 of the present utility model;

[0019] Figure 3 This is the schematic diagram of the installation and use of the hoisting device in Embodiment 1 of the present utility model;

[0020] Figure 4 This is the structural schematic diagram of the hoisting device in Embodiment 2 of the present utility model;

[0021] Figure 5 This is the structural schematic diagram of the second protection block in Embodiment 2 of the present utility model;

[0022] Figure 6 This is the right view of the second protection block in Embodiment 2 of the present utility model;

[0023] Figure 7 This is the schematic diagram of the installation and use of the hoisting device in Embodiment 2 of the present utility model.

[0024] Explanation of reference numerals: 1 - cross beam; 101 - first card slot; 102 - through hole; 103 - fixing hole; 104 - fixing bolt; 105 - telescopic rod; 2 - base; 201 - second card slot; 202 - installation slot; 203 - first limiting hole; 204 - first limiting bolt; 3 - support column; 301 - through groove; 302 - positioning hole; 303 - groove; 304 - connecting plate; 305 - anti-slip plate; 306 - spring; 307 - pull rod; 4 - lifting ring; 5 - glass; 6 - first protection block; 601 - second limiting bolt; 7 - second protection block; 701 - clamping groove; 702 - third limiting bolt; 8 - clamping plate. Detailed implementation manners

[0025] Next, the technical solutions of the present utility model will be clearly and completely described in conjunction with the embodiments. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0026] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0027] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of the said features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless otherwise specifically defined. In addition, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0028] Embodiment 1

[0029] A hoisting device for large glass of high-rise doors and windows, as Figure 1 shown, includes a cross beam 1. Both ends of the cross beam 1 are slidably connected with support columns 3, and a base 2 is fixed at the bottom of the support columns 3.

[0030] Both ends of the cross beam 1 are provided with through holes 102. The two through holes 102 are symmetrically arranged. The support columns 3 are slidably connected in the through holes 102. On the two opposite side walls of the cross beam 1, fixing holes 103 are respectively provided. Fixing bolts 104 are arranged in the fixing holes 103. On the side walls of the support columns 3, a plurality of positioning holes 302 are provided along the vertical direction. The fixing bolts 104 are connected with one of the positioning holes 302. In this embodiment, the fixing bolts 104 are threadedly connected with the fixing holes 103 and the positioning holes 302. The sliding connection between the two can be realized by respectively arranging a chute and a slider on the side wall of the through hole 102 and the side wall of the support column 3, or the support column 3 can be directly placed in the through hole 102. Along the length direction at the bottom of the cross beam 1, a first card slot 101 is arranged. The length of the first card slot 101 is the same as the length of the cross beam 1. The center line of the first card slot 101 is aligned with the center line of the cross beam 1. The fixing holes 103 are located above the first card slot 101. A lifting ring 4 is fixed at the exact middle position on the top of the cross beam 1.

[0031] The provided support column 3 is slidably connected to the cross beam 1. At the same time, a plurality of positioning holes 302 are provided on the support column 3, which is convenient for adjustment according to the size of the hoisted glass and can be applicable to the hoisting of glasses of various sizes.

[0032] A base 2 is fixed at the bottom of the support column 3. A second card slot 201 corresponding to the first card slot 101 is provided at the top of the base 2. The length of the second card slot 201 is the same as the length of the base 2, and the length of the base 2 is greater than the length of the cross beam 1, which can provide better support for the bottom of the glass.

[0033] A through slot 301 is provided on the side wall of the support column 3. The through slot 301 communicates with the first card slot 101 and the second card slot 201 and is located on the same plane as the first card slot 101 and the second card slot 201. In this embodiment, the bottom of the through slot 301 is an open structure, so that the support column 3 has an inverted U-shaped structure.

[0034] As Figure 2 shown, clamping plates are respectively movably connected to two opposite side walls inside the through slot 301. Grooves 303 are respectively provided on the lower parts of two opposite side walls of the through slot 301. Two springs 306 distributed up and down are fixed on the side walls of the grooves 303. The other ends of the springs 306 are fixed to the clamping plates. A pull rod 307 is provided in the spring 306. One end of the pull rod 307 is fixed to the clamping plate, and the other end passes through the groove 303 and extends outside the support column 3. When the glass is placed in the through slot 301, the clamping plates are always in close contact with the glass plate surface under the action of the springs 306 to clamp the glass plate surface.

[0035] The clamping plate in this embodiment includes a non-slip plate 305 and a connecting plate 304 which are fixedly connected. The springs 306 and the pull rod 307 are both fixedly connected to the connecting plate 304. When in use, the non-slip plate 305 is in close contact with the glass plate surface. The non-slip plate 305 can be made of a rubber plate to increase the friction with the glass and reduce the shaking of the glass.

[0036] The usage method of the hoisting device provided in this embodiment is as follows: When in use, unscrew the fixing bolt 104, slide the cross beam 1 in the direction away from the base 2, pull the pull rod 307 to make the clamping plates enter the grooves 303, pass the glass 5 through the through slots 301 of the two support columns 3 in sequence, make the bottom of the glass 5 be stuck in the second card slot 201 of the base 2, release the pull rod 307, and the two clamping plates in the through slot 301 clamp the glass plate surface under the action of the springs 306. Then slide the cross beam 1 to make the first card slot 101 be stuck on the top of the glass 5, and use the fixing bolt 104 to fix the cross beam 1 and the support column 3, as Figure 3 shown (in order to more clearly show the installation and usage schematic diagram of the hoisting device in this embodiment, for Figure 3Some structures on the back of the middle glass 5 are omitted), and finally, the lifting ring 4 is hooked with a lifting hook and hoisted to the installation site by a crane.

[0037] Embodiment 2

[0038] A hoisting device for large glass of high-rise doors and windows, as Figure 4 shown, the technical solution in this embodiment is basically the same as that in Embodiment 1, and the differences are: (1) First protection blocks 6 are arranged at both ends of the base 2 in this embodiment; (2) Second protection blocks 7 are arranged at both ends of the cross beam 1.

[0039] As Figure 4 shown, installation grooves 202 are respectively arranged at both ends of the second card slot 201 of the base 2 in this embodiment. The installation grooves 202 communicate with the second card slot 201. U-shaped first protection blocks 6 are placed in the installation grooves 202, and the opening directions of the two first protection blocks 6 are opposite to each other. A plurality of first limiting holes 203 arranged horizontally are respectively provided on the opposite two side walls of the base 2. Second limiting holes are respectively provided on the lower parts of the opposite two side walls of the first protection block 6. The first limiting holes 203 and the second limiting holes are connected by first limiting bolts 204. A plurality of second limiting holes are vertically penetrated through the side wall of the first protection block 6, and second limiting bolts 601 are arranged in the second limiting holes. When installing, the end of the screw rod of the second limiting bolt 601 is in close contact with the glass plate surface.

[0040] Expansion rods 105 are fixed at both ends of the cross beam 1. The bottom of the expansion rod 105 is located above the first card slot 101. Second protection blocks 7 are fixed at the bottom of the end of the expansion rod 105 away from the cross beam 1. The two second protection blocks 7 are arranged opposite to each other. As Figure 5 and Figure 6 shown, the shape of the second protection block 7 is L-shaped. The horizontal section of the second protection block 7 is fixed to the expansion rod 105. Clamping grooves 701 are respectively provided on the horizontal section and the vertical section of the second protection block 7. The two clamping grooves 701 communicate with each other and are used to clamp the two sharp corners at the top of the glass. Third limiting holes are respectively provided on the side walls of the horizontal section and the vertical section of the second protection block 7, and third limiting bolts 702 are threadedly connected in the third limiting holes. When installing, the end of the screw rod of the third limiting bolt 702 is in close contact with the glass plate surface.

[0041] The arranged first protection blocks 6 can protect the two side edges of the glass, and the arranged second protection blocks 7 can protect the two corners at the top of the glass to prevent collision with the building during the hoisting process. Clamping plates 8 are respectively fixed at the end parts of the screw rods of the second limiting bolts 601 and the third limiting bolts 702. When installing, the clamping plates 8 are in close contact with the glass to clamp the glass, making the glass more stable.

[0042] In this embodiment, rubber pads are provided on the side walls of the first card slot 101, the second card slot 201, the first protection block 6, and the second protection block 7. On the one hand, it enables soft contact with the glass. After a collision with the outside world, the rubber pads are used to further protect the glass. On the other hand, it increases the friction with the glass and improves stability. When manufacturing, multiple first protection blocks 6 with different lengths can be processed to facilitate replacement according to glasses of multiple different sizes. When installing, the length of the selected first protection block 6 is more than half of the length of the side of the glass to be hoisted.

[0043] The usage method of the glass hoisting device provided in this embodiment is as follows: When in use, first loosen the first limit bolt 204 to remove the first protection block 6, then loosen the fixing bolt 104, move the cross beam 1 away from the base 2, pass the glass 5 through the through slots 301 of the two support columns 3 in sequence, and make the bottom of the glass 5 stuck in the second card slot 201 of the base 2. The two clamping plates in the through slot 301 clamp the plate surface of the glass 5 under the action of the spring 306; then place the two first protection blocks 6 in the installation slot 202 to clamp the two sides of the glass 5 with the first protection blocks 6, and fix the first protection blocks 6 to the base 2 with the first limit bolt 204. At the same time, tighten the second limit bolt 601 so that the clamping plate at the end of the second limit bolt 601 is in close contact with the glass 5; then move the cross beam 1 so that the first card slot 101 is stuck on the top of the glass 5, and fix the cross beam 1 to the support column 3 with the fixing bolt 104. Adjust the length of the telescopic rod 105 so that the second protection block 7 clamps the two corners at the top of the glass 5, and tighten the third limit bolt 702 so that the clamping plate 8 of the third limit bolt 702 is in close contact with the glass 5, as Figure 7 shown (in order to more clearly show the installation and usage schematic diagram of the hoisting device in this embodiment, some structures on the back of the glass 5 in Figure 7 are omitted); finally, hook the hook on the lifting ring 4 and use a crane to lift it to the installation location.

[0044] The hoisting device provided by the present utility model can fix the glass. The provided base and the second card slot clamp and fix the bottom of the glass. The provided cross beam and the first card slot clamp and fix the top of the glass. The provided two support columns and the clamping plates clamp and fix the plate surface of the glass. The provided first protection block protects the side of the glass. The provided second protection block protects the two corners at the top of the glass. It clamps and fixes the glass in all directions, ensures the stability of the glass during the hoisting process, avoids the glass from slipping, and can also prevent the glass from colliding with the building.

[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some or all of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A hoisting device for large glass of high-rise doors and windows, characterized in that: The invention comprises a crossbeam (1), wherein a lifting ring (4) is provided at the top of the crossbeam (1); support columns (3) arranged in a vertical direction are slidably connected at both ends of the crossbeam (1), and the support columns (3) are connected to the crossbeam (1) via fixing bolts (104); a base (2) is fixed at the bottom of the support column (3), a first clamping groove (101) is provided at the bottom of the crossbeam (1), and a second clamping groove (201) corresponding to the first clamping groove (101) is provided at the top of the base (2); a through groove (301) is provided on the side wall of the support column (3), and the through groove (301) is connected with the first clamping groove (101) and the second clamping groove (201); and clamping plates are movably connected to two opposite side walls inside the through groove (301) respectively.

2. The lifting device according to claim 1, characterized in that: Two springs (306) distributed up and down are fixed to the two opposite side walls of the through groove (301), and the springs (306) are fixedly connected to the clamping plate; a pull rod (307) is provided in the spring (306), one end of the pull rod (307) is fixed to the clamping plate, and the other end of the pull rod (307) extends out of the support column (3).

3. The lifting device according to claim 2, characterized in that: The clamping plate comprises an anti-slip plate (305) and a connecting plate (304) which are fixedly connected, and the spring (306) and the pull rod (307) are both fixedly connected to the connecting plate (304).

4. The lifting device according to claim 1, characterized in that: Through holes (102) are provided at both ends of the crossbeam (1), the support column (3) is slidably connected in the through holes (102), the two opposite side walls of the crossbeam (1) are respectively provided with fixing holes (103), the fixing holes (103) are provided with fixing bolts (104), and the upper parts of the two opposite side walls of the support column (3) are provided with a plurality of positioning holes (302) along the vertical direction, and the fixing bolt (104) is connected to one of the positioning holes (302).

5. The lifting device according to claim 1, characterized in that: The length of the base (2) is greater than the length of the crossbeam (1); the second slot (201) of the base (2) is provided with mounting slots (202) at both ends, a first protective block (6) is provided in the mounting slot (202), two opposite side walls of the base (2) are provided with a plurality of first limiting holes (203) arranged in a horizontal direction, two opposite side walls of the first protective block (6) are provided with second limiting holes, and the first limiting holes (203) and the second limiting holes are connected via first limiting bolts (204).

6. The hoisting device according to claim 1, characterized in that: Telescopic rods (105) are provided at both ends of the crossbeam (1), and a second protective block (7) is fixed to the bottom of the telescopic rod (105).

7. The lifting device according to claim 6, characterized in that: The second protection block (7) is L-shaped, and the horizontal section and the vertical section of the second protection block (7) are respectively provided with clamping grooves (701), and the two clamping grooves (701) are connected.

8. The lifting device according to claim 7, characterized in that: A third limiting hole is formed through the side wall of the second protection block (7), and a third limiting bolt (702) is provided in the third limiting hole.

9. The lifting device according to claim 8, characterized in that: A clamping plate (8) is fixed to the end of the screw rod of the third limiting bolt (702).

10. The hoisting device according to claim 1, characterized in that: The side walls of the first card slot (101) and the second card slot (201) are respectively provided with rubber pads.

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