Concrete pipeline hoisting device

Abstract

The utility model provides a concrete pipeline hoisting device which comprises a U-shaped rod, the U-shaped rod comprises a first vertical rod and a second vertical rod parallel to the first vertical rod, one end of the first vertical rod is fixed with one end of the second vertical rod through a cross rod, a connecting piece is arranged on the second vertical rod, a supporting rod is arranged on the end face, close to the second vertical rod, of the first vertical rod, and the connecting piece is connected with the supporting rod. The end face, close to the second vertical rod, of the supporting rod is an arc-shaped face, and the arc-shaped face is matched with the inner diameter of a to-be-hoisted pipeline. The rubber pad is mounted on the arc-shaped surface of the supporting rod; the balancing weight is arranged at the end, away from the transverse rod, of the second vertical rod. The hoisting device has the advantages that the arc-shaped surface structures of the supporting rods can be better attached to the inner side wall of the pipeline to be hoisted, the stress area is increased, the stability in the hoisting process is improved, and the rubber pads not only increase friction force, but also are soft in texture and can prevent the concrete pipeline from being knocked.

Description

TECHNICAL FIELD

[0001] The utility model belongs to concrete pipeline construction technical field, especially a kind of concrete pipeline hoisting device. BACKGROUND

[0002] Concrete pipeline is the component frequently used in drainage engineering, and needs to be hoisted to specified position by crane or excavator in the installation process of concrete pipeline, and the hoisting device of current hoisting device is commonly U-shaped structure hoisting frame, and the following problems exist in the use process: first, the contact area between U-shaped hoisting frame and pipeline inner wall is small, and sliding occurs in hoisting process, and pipeline is scratched, and there is also security risk;Second, lacking pressing assembly, only rely on the friction between pipeline inner wall and hoisting frame, and relative sliding between pipeline and hoisting frame also easily occurs. SUMMARY

[0003] Therefore, the utility model aims at providing a kind of concrete pipeline hoisting device to solve at least one of the above-mentioned part of technical problems.

[0004] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0005] A kind of concrete pipeline hoisting device, comprising:

[0006] U-shaped rod, the U-shaped rod includes first vertical pole, second vertical pole being arranged in parallel with first vertical pole, one end of first vertical pole is fixed with the one end of second vertical pole by cross bar, connecting piece is arranged on second vertical pole, support rod is arranged on the end face of first vertical pole close to second vertical pole, the end face of support rod close to second vertical pole is arc surface, and the arc surface is matched with the inner diameter of the pipeline to be hoisted;

[0007] Rubber pad, the rubber pad is installed on the arc surface of support rod;

[0008] Counterweight, the one end of second vertical pole away from cross bar is equipped with counterweight.

[0009] Further, positioning slot is opened on the end face of first vertical pole close to second vertical pole, the width of positioning slot is matched with the width of support rod, and the support rod is installed on the inner side of positioning slot;

[0010] The bottom end of the positioning slot is provided with through hole one, the support rod is provided with through hole two, the connecting bolt is arranged in through hole one, and the connecting bolt is sequentially threaded through through hole one, through hole two and nut screw connection;

[0011] The support rod is detachably connected with vertical pole by connecting bolt.

[0012] Further, the support rod has multiple models, and the arc-shaped surfaces of the support rods of different models have different diameters and are suitable for pipes with different inner diameters.

[0013] Further, the second vertical rod is provided with a mounting shaft.

[0014] The hoisting device comprises a pressing assembly, and the pressing assembly comprises:

[0015] A pressing block is hingedly connected to one end of a hinged rod through a first hinged shaft, the middle end of the hinged rod is hingedly connected to the mounting shaft, and the other end of the hinged rod is connected to a connecting piece.

[0016] The connecting piece is connected to the hoisting equipment.

[0017] Further, the number of the pressing blocks is two, and each of the two pressing blocks is provided with a hinged rod, one end of the hinged rod away from the pressing block is hingedly connected to one end of a connecting rod, and the other end of the connecting rod is hingedly connected to the connecting piece.

[0018] Further, an elastic assembly is arranged between the two first hinged shafts.

[0019] Further, the elastic assembly is a gas spring, the housing of the gas spring is hingedly connected to one of the first hinged shafts, and the piston rod of the gas spring is hingedly connected to the other first hinged shaft.

[0020] Further, the elastic assembly comprises a plug rod and a receiving pipe, one end of the plug rod is mounted to the inner side of the receiving pipe, one end of the receiving pipe away from the plug rod is hingedly connected to one of the first hinged shafts, and the other end of the plug rod away from the receiving pipe is hingedly connected to the other first hinged shaft.

[0021] A compression spring is arranged between the two first hinged shafts, and the compression spring is located on the outer side of the receiving pipe.

[0022] Further, a V-shaped groove corresponding to the pipe to be hoisted is formed in the end face of the pressing block close to the support rod.

[0023] The number of the support rods is multiple.

[0024] Further, an anti-skid structure is arranged on the end face of the pipe to be hoisted close to the V-shaped groove.

[0025] Compared with the prior art, the concrete pipe hoisting device has the following beneficial effects:

[0026] (1) The arc-shaped surface structure of the support rod can better fit the inner side wall of the pipe to be hoisted, the stress area is increased, the stability during hoisting is improved, the rubber pad not only increases the friction force, but also has soft texture and can prevent the concrete pipe from being scratched.

[0027] The supporting rod has multiple types, and the arc surfaces of the supporting rods of different types have different diameters, so that the device is applicable to different inner diameter of the pipeline to be hoisted, and the application range of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0028] The accompanying drawings, which form a part of this description, are included to provide further understanding of the application, and are incorporated in and constitute a part of this application. The schematic embodiments of the present application and their descriptions are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0029] Figure 1 A device hoisting state perspective structure schematic view is described in the present application;

[0030] Figure 2 A device unhoisting state perspective structure schematic view is described in the present application;

[0031] Figure 3 A U-shaped rod perspective structure schematic view is described in the present application;

[0032] Figure 4 A pressing block perspective structure schematic view is described in the present application;

[0033] Figure 5 A supporting rod perspective structure schematic view is described in the present application;

[0034] Figure 6 A device cross section structure schematic view is described in the present application;

[0035] Figure 7 A device hoisting state perspective structure schematic view is described in the present application; Figure 6 A structure schematic view at A in the present application.

[0036] Explanation of reference signs:

[0037] 1, pipeline to be hoisted; 2, U-shaped rod; 3, supporting rod; 4, pressing block; 5, hinged rod; 6, connecting rod; 7, connecting piece; 8, rubber pad; 9, elastic assembly; 10, connecting bolt; 11, first hinged shaft; 201, counterweight block; 202, positioning groove; 203, mounting shaft; 204, second vertical rod; 205, first vertical rod; 206, horizontal rod; 401, V-shaped groove; 901, inserting rod; 902, receiving pipe; 903, compression spring. DETAILED DESCRIPTION

[0038] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0039] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0040] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0041] The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0042] As shown in Figures 1-7 A concrete pipeline hoisting device, comprising:

[0043] The U-shaped rod 2 comprises a first vertical rod 205, a second vertical rod 204 arranged in parallel with the first vertical rod 205, and the first vertical rod 205 is fixed at one end to the second vertical rod 204 through a cross rod 206, the second vertical rod 204 is provided with a connecting piece 7, the first vertical rod 205 is provided with a support rod 3 on the end face close to the second vertical rod 204, the end face of the support rod 3 close to the second vertical rod 204 is an arc-shaped face, the arc-shaped face is matched with the inner diameter of the pipeline 1 to be hoisted, a rubber pad 8 is installed on the arc-shaped face of the support rod 3, and a counterweight 201 is arranged at the end of the second vertical rod 204 away from the cross rod 206. The arrangement of the counterweight 201 makes the center of gravity of the device located at the connecting piece 7, thereby improving the stability during use. The arc-shaped face structure of the support rod 3 can better fit the inner side wall of the pipeline 1 to be hoisted, thereby increasing the stress area and improving the stability during hoisting. The rubber pad 8 not only increases the friction, but also has soft texture and can prevent the concrete pipeline from being scratched.

[0044] The first vertical rod 205 is provided with a positioning groove 202 on the end face close to the second vertical rod 204, the width of the positioning groove 202 matches the width of the support rod 3, and the support rod 3 is installed on the inner side of the positioning groove 202; the positioning groove 202 plays a positioning role and improves the installation efficiency. The bottom end of the positioning groove 202 is provided with a through hole one, the support rod 3 is provided with a through hole two, a connecting bolt 10 is arranged in the through hole one, the connecting bolt 10 penetrates the through hole one, the through hole two and the nut in sequence and is threadedly connected with the nut; the support rod 3 is detachably connected with the vertical rod through the connecting bolt 10. The support rod 3 has multiple types, the arc surface diameters of the support rods 3 of different types are different, and the device is suitable for different inner diameters of the pipeline 1 to be hoisted, and the application range of the device is improved.

[0045] In some embodiments, the connecting piece 7 is fixedly connected with the second vertical rod 204;

[0046] In other embodiments, the connecting piece 7 is connected with the second vertical rod 204 through a pressing assembly.

[0047] The second vertical rod 204 is provided with a mounting shaft 203; the hoisting device comprises a pressing assembly, and the pressing assembly comprises: a pressing block 4, the pressing block 4 is hingedly connected with one end of a hinged rod 5 through a first hinge shaft 11, the middle end of the hinged rod 5 is hingedly connected with the mounting shaft 203, and the other end of the hinged rod 5 is connected with a connecting piece 7; the connecting piece 7 is connected with a hoisting equipment. When hoisting the pipeline, the end of the hinged rod 5 away from the pressing block 4 moves upward, the pressing block 4 moves downward, and the pipeline to be hoisted is pressed.

[0048] The number of the pressing blocks 4 is two, and the two pressing blocks 4 are both provided with a hinged rod 5, one end of the hinged rod 5 away from the pressing block 4 is hingedly connected with one end of a connecting rod 6, and the other end of the connecting rod 6 is hingedly connected with the connecting piece 7. An elastic assembly 9 is arranged between the two first hinge shafts 11, and the elastic assembly 9 plays a resetting role to reset the pressing block 4 to release the pressing state after hoisting is completed.

[0049] In some embodiments, the elastic assembly 9 is a gas spring, the shell of the gas spring is hingedly connected with one first hinge shaft 11, and the piston rod of the gas spring is hingedly connected with the other first hinge shaft 11.

[0050] In other embodiments, the elastic assembly 9 comprises an insertion rod 901 and a receiving pipe 902, one end of the insertion rod 901 is installed on the inner side of the receiving pipe 902, one end of the receiving pipe 902 away from the insertion rod 901 is hingedly connected with one first hinge shaft 11, and the other end of the insertion rod 901 away from the receiving pipe 902 is hingedly connected with the other first hinge shaft 11; a compression spring 903 is arranged between the two first hinge shafts 11 and located on the outer side of the receiving pipe 902.

[0051] The end face of the pressing block 4 near the support rod 3 is provided with a V-shaped groove 401 corresponding to the pipeline 1 to be hoisted, and the structure of the V-shaped groove 401 is suitable for pressing the pipeline 1 to be hoisted with different outer diameters.

[0052] The end face of the V-shaped groove 401 near the pipeline 1 to be hoisted is provided with an anti-skid structure, which prevents the corresponding sliding between the pressing block 4 and the outer side of the pipeline 1 to be hoisted.

[0053] Working process:

[0054] When the scheme is implemented, the corresponding support rod 3 is installed according to the inner diameter of the pipeline 1 to be hoisted, the first vertical rod 205 is inserted into the inner side of the pipeline 1 to be hoisted, the connecting piece 7 is moved upward by the hoisting equipment (crane or excavator), the connecting piece 7 drives the hinged rod 5 to move away from one end of the pressing block 4 upward through the connecting rod 6, the pressing block 4 moves downward to press the outer side of the pipeline 1 to be hoisted, and the compression spring 903 is further compressed in this process. When the pipeline 1 to be hoisted moves to the specified position, the connecting piece 7 moves downward, and the two pressing blocks 4 are reset to release the pressing under the action of the elastic force of the compression spring 903. The working process is convenient and improves the working efficiency.

[0055] Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model, and they should be covered in the scope of the claims and the description of the utility model.

[0056] The above is only a preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A concrete pipe hoisting device, characterized by, The utility model relates to a kind of hoisting device, including: U-shaped pole (2), the U-shaped pole (2) includes first vertical pole (205), second vertical pole (204) being arranged in parallel with first vertical pole (205), one end of first vertical pole (205) is fixed with the one end of second vertical pole (204) by crossbar (206), connecting piece (7) is equipped on second vertical pole (204), first vertical pole (205) is equipped with support rod (3) on the end face adjacent to second vertical pole (204), the end face adjacent to second vertical pole (204) of support rod (3) is arc surface, and the arc surface is matched with the inner diameter of the pipe (1) to be hoisted; Rubber pad (8), the rubber pad (8) is installed on the arc surface of support rod (3); Counterweight (201), one end of second vertical pole (204) away from crossbar (206) is equipped with counterweight (201).

2. A concrete pipe hoisting apparatus according to claim 1, wherein: First vertical pole (205) is opened on the end face adjacent to second vertical pole (204) and is equipped with positioning groove (202), the width of positioning groove (202) is matched with the width of support rod (3), and the inner side of positioning groove (202) is mounted to support rod (3); The bottom end of the positioning groove (202) is opened and is equipped with through hole one, and support rod (3) is equipped with through hole two, connecting bolt (10) is equipped in through hole one, and connecting bolt (10) is sequentially penetrated through hole one, through hole two and is connected with nut by screw thread; Support rod (3) is detachably connected with vertical pole by connecting bolt (10).

3. A concrete pipe hoisting apparatus according to claim 2, wherein: The model of support rod (3) has multiple, and the arc surface diameter of different models of support rod (3) is different, applicable to the pipe (1) to be hoisted of different inner diameters.

4. A concrete pipe hoisting apparatus according to claim 1, wherein: The second vertical pole (204) is equipped with mounting shaft (203); The hoisting device includes a compression assembly, and the compression assembly includes: Compression block (4), the compression block (4) is hinged with one end of hinged rod (5) by first hinged shaft (11), the middle end of hinged rod (5) is hinged with mounting shaft (203), and the other end of hinged rod (5) is connected with connecting piece (7); Connecting piece (7) is connected with hoisting equipment.

5. A concrete pipe hoisting apparatus according to claim 4, wherein: The number of the compression block (4) is two, and the two compression blocks (4) are both provided with hinged rod (5), one end of hinged rod (5) away from the compression block (4) is hinged with one end of connecting rod (6), and the other end of connecting rod (6) is hinged with connecting piece (7).

6. A concrete pipe hoisting apparatus according to claim 5, wherein: Elastic assembly (9) is arranged between the two first hinged shafts (11).

7. A concrete pipe hoisting apparatus according to claim 6, wherein: The elastic assembly (9) is a gas spring, the shell of the gas spring is hinged with one first hinged shaft (11), and the piston rod of the gas spring is hinged with another first hinged shaft (11).

8. A concrete pipe hoisting apparatus according to claim 6, wherein: The elastic assembly (9) includes plug rod (901) and receiving pipe (902), one end of plug rod (901) is mounted to the inner side of receiving pipe (902), one end of receiving pipe (902) away from plug rod (901) is hinged with one first hinged shaft (11), and the other end of plug rod (901) away from receiving pipe (902) is hinged with another first hinged shaft (11). Compression springs (903) are arranged between two first hinge shafts (11) and located outside the receiving pipes (902).

9. A concrete pipe hoisting apparatus as defined in claim 4 wherein: A V-shaped groove (401) corresponding to the pipeline (1) to be hoisted is formed on the end face of the support rod (3) adjacent to the pressing block (4). The number of the support rods (3) is multiple.

10. A concrete pipe hoisting apparatus according to claim 9, wherein: The V-shaped groove (401) is provided with an anti-skid structure on the end face of the pipeline (1) to be hoisted.

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