Hoisting device

Abstract

The hoisting device comprises a tool column and a steel pipe column which are sequentially arranged from top to bottom, the tool column comprises a tool section and a middle section which are sequentially arranged from top to bottom, the top end of the tool section is used for being connected with a verticality adjusting machine, the bottom end of the tool section is connected to the top end of the middle section, and the bottom end of the middle section is connected to the steel pipe column. The middle section comprises a main body part and a total lengthening part, the total lengthening part is arranged at the top end or the bottom end of the main body part, the total lengthening part comprises a plurality of branch lengthening parts which are sequentially arranged from top to bottom, the adjacent branch lengthening parts are connected with one another, and a small cavity is formed in each branch lengthening part; in addition, the tool column does not need to be reworked for many times, construction can be conducted according to the difference value between the elevation of the top end of the steel pipe column and the elevation of the ground needed by all the positions, the construction efficiency is high, and the construction cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting construction, in particular to a construction device used for a reverse construction method. Background Art

[0002] In the reverse construction method, the lifting device includes a tool column and a steel pipe column. Before the lifting construction, the tool column is connected to the steel pipe column, and then the tool column is lifted by a crawler crane. The tool column is gradually lowered to the top of the tool column close to the ground with the steel pipe column at the bottom and the tool column at the top. The vertical adjustment machine clamps the tool section to complete the setting of the lifting device. In the station construction, due to the wide construction area, the buried depth of the station roof in different areas varies greatly, and the structural beams in the roof area will turn down or up, resulting in different differences between the elevation of the top of the steel pipe column required at each position and the ground elevation, and multiple differences There is a big gap between them. Even if the vertical adjustment machine has the function of adjusting the position of the lifting device in the vertical direction to a certain extent (±15cm), due to the limited adjustment range, it cannot solve the technical problem that the lifting device is difficult to adapt to the working requirements of each position. Although this problem can be solved by manufacturing tool columns of multiple lengths according to various differences, and manufacturing tool columns that can adapt to the largest difference, and then cyclically constructing and shortening the tool columns, the operations of manufacturing multiple tool columns and reworking them multiple times result in technical problems of low construction efficiency and high construction cost. Utility Model Content

[0003] The utility model aims to provide a hoisting device to solve the technical problem that when a reverse construction method is used in a station, a plurality of tool columns need to be manufactured or the tool columns need to be reworked for many times, resulting in low construction efficiency and high construction cost.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a lifting device, including a tool column and a steel pipe column arranged in sequence from top to bottom, the tool column including a tool section and an intermediate section arranged in sequence from top to bottom, the top end of the tool section is used to connect a vertical adjustment machine, the bottom end of the tool section is connected to the top end of the intermediate section, the bottom end of the intermediate section is connected to the steel pipe column, the intermediate section includes a main body and a total growth section, the total growth section is arranged at the top or bottom end of the main body, the total growth section includes a plurality of sub-growth sections arranged in sequence from top to bottom, adjacent sub-growth sections are connected to each other, and each sub-growth section is provided with a small cavity.

[0005] Optionally, it includes a plurality of inner ribs, and the plurality of inner ribs are correspondingly arranged in one of the small cavities, and the inner ribs are connected to the side walls, top wall and bottom wall of the small cavity.

[0006] Optionally, the length of the branch growth portion along the vertical direction is not greater than 30 cm.

[0007] Optionally, the branch growth portion is provided with an upper connecting hole extending from its top surface to the small cavity thereof, and the branch growth portion is provided with a lower connecting hole extending from its bottom surface to the small cavity thereof, the upper connecting hole and the lower connecting hole corresponding to each other one by one, and in adjacent branch growth portions, the lifting device further comprises a plurality of first bolts, and the first bolts pass through the lower connecting hole of the branch growth portion located above and the lower connecting hole of the branch growth portion located below to connect the adjacent branch growth portions.

[0008] Optionally, the branch growth portion is provided with an upper connecting hole extending from its top surface to the small cavity thereof, and the branch growth portion is provided with a lower connecting hole extending from its bottom surface to the small cavity thereof, the upper connecting hole is arranged around the upper connecting hole, the lower connecting hole is arranged around the lower connecting hole, and a first cavity is provided in the main body portion, and the first cavity is connected to the lower connecting hole of the branch growth portion located at the bottom.

[0009] Optionally, it further comprises a first flange, wherein the first flange is arranged at the bottom end of the tool section, and the first flange is provided with a plurality of first connection holes around the tool section;

[0010] The total growth portion is provided with a second cavity, the total growth portion is provided with a plurality of top connection holes extending from its top surface to the second cavity, the first connection holes and the top connection holes correspond to each other one by one, the lifting device further comprises a plurality of second bolts, the second bolts pass through the first connection holes and the top connection holes to connect the tool section and the total growth portion, the total growth portion is provided with a plurality of bottom connection holes extending from its bottom surface to the second cavity;

[0011] A first cavity is provided in the main body, and a plurality of second connecting holes are provided in the main body extending from the top surface thereof to the first cavity, wherein the second connecting holes correspond to the bottom connecting holes one by one, and the lifting device further comprises a plurality of third bolts, wherein the third bolts pass through the second connecting holes and the bottom connecting holes to connect the total growth portion and the main body.

[0012] Optionally, the main body is provided with a plurality of third connecting holes extending from its bottom surface to the first cavity, and the lifting device further includes a second flange, which is arranged at the top of the steel pipe column, and the second flange is provided with a plurality of fourth connecting holes around the steel pipe column, and the third connecting holes and the fourth connecting holes correspond one to one. The lifting device further includes a plurality of fourth bolts, which pass through the third connecting holes, the fourth connecting holes and the bottom connecting holes to connect the main body and the steel pipe column.

[0013] Optionally, it further includes a plurality of upper ribs and a plurality of lower ribs, wherein the upper ribs and the lower ribs are both arranged in the first cavity, and the upper ribs are connected to the side walls and the top wall of the first cavity.

[0014] Optionally, the main body is made of steel plates with a thickness of not less than 30 mm.

[0015] Compared with the prior art, the lifting device of the utility model has the following beneficial effects:

[0016] In the utility model, the tool column includes a tool section and an intermediate part which are arranged in sequence from top to bottom, the tool section is used to connect the hanging hammer machine, and the intermediate part includes a main part and a total growth part composed of a plurality of sub-growth parts, and the length of the main part along the vertical direction is set and processed according to the minimum value of the difference between the elevation of the top end of the required steel pipe column and the ground elevation, so that the lifting device not including the total growth part can be constructed at a batch of positions where the difference between the elevation of the top end of the required steel pipe column and the ground elevation is the smallest, and after the construction of this batch of positions is completed, the total growth part is installed to the top or bottom end of the middle part, and the number of sub-growth parts in the total growth part is adjusted, thereby adjusting the length of the total growth part along the vertical direction to adapt to the difference between the elevation of the top end of other required steel pipe columns and the ground elevation for construction; in summary, the utility model does not need to process a plurality of tool columns, nor does it need to rework the tool column for multiple times, and can adapt to the difference between the elevation of the top end of the steel pipe column required at each position and the ground elevation for construction, and has high construction efficiency and low construction cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a cross-sectional view of the utility model.

[0018] Figure 2 It is a top sectional view of the utility model.

[0019] The accompanying drawings are marked with: 1. tool column; 11. tool section; 12. middle section; 121. main body; 1211. first cavity; 122. total growth section; 1221. sub-growth section; 12211. upper connecting hole; 12212. lower connecting hole; 12213. small cavity; 1222. second cavity; 2. steel pipe column; 3. first flange; 4. second flange; 5. inner rib plate; 6. upper rib plate; 7. lower rib plate. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] In the description of the present invention, it should be understood that the terms "top", "bottom", "inside", "outside", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention 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, and therefore should not be understood as a limitation on the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0023] like Figure 1 and 2 As shown, a lifting device of the utility model comprises a tool column 1 and a steel pipe column 2 arranged in sequence from top to bottom, the tool column 1 comprises a tool section 11 and an intermediate section 12 arranged in sequence from top to bottom, the top end of the tool section 11 is used to connect to a vertical adjustment machine, the bottom end of the tool section 11 is connected to the top end of the intermediate section 12, the bottom end of the intermediate section 12 is connected to the steel pipe column 2, the intermediate section 12 comprises a main body 121 and a total growth section 122, the total growth section 122 is arranged at the top or bottom end of the main body 121, the total growth section 122 comprises a plurality of sub-growth sections 1221 arranged in sequence from top to bottom, adjacent sub-growth sections 1221 are connected to each other, and each sub-growth section 1221 is provided with a small cavity 12213.

[0024] In the above technical solution, the length of the main body 121 along the vertical direction is set and processed according to the minimum value of the difference between the elevation of the top of the steel pipe column 2 and the ground elevation, so that the lifting device not including the total growth part 122 can be constructed at a batch of positions where the difference between the elevation of the top of the required steel pipe column 2 and the ground elevation is the smallest. After the construction of this batch of positions is completed, the total growth part 122 is installed to the top or bottom of the middle part, and the total growth part 122 is adjusted by adjusting the number of the sub-growth parts 1221 in the total growth part 122. The length in the vertical direction is constructed to adapt to the difference between the elevation of the top of the steel pipe column 2 required by other positions and the ground elevation. Among them, multiple growth parts 1221 are prepared, but only one can be used in actual application; in summary, the utility model does not need to process multiple tool columns 1, nor does it need to rework the tool column 1 multiple times, and can adapt to the difference between the elevation of the top of the steel pipe column 2 required at each position and the ground elevation for construction, with high construction efficiency and low construction cost; among them, for the convenience of installation, the total growth part 122 is only set at one end of the main body 121.

[0025] Furthermore, it includes a plurality of inner ribs 5, and the plurality of inner ribs 5 are correspondingly arranged in one of the small cavities 12213, and the inner ribs 5 are connected to the side walls, top wall and bottom wall of the small cavity 12213 to enhance the strength of the branch growth portion 1221.

[0026] Furthermore, the length of the sub-increasing portion 1221 along the vertical direction is not greater than 30 cm, and the adjustment function of the vertical adjustment machine is combined to ensure that the adjustment range of the length is continuous.

[0027] Furthermore, the sub-growth portion 1221 is provided with an upper connecting hole extending from its top surface to the small cavity 12213 thereof, and the sub-growth portion 1221 is provided with a lower connecting hole extending from its bottom surface to the small cavity 12213 thereof, and the upper connecting hole and the lower connecting hole correspond to each other one by one. In adjacent sub-growth portions 1221, the lifting device further includes a plurality of first bolts, and the first bolts pass through the lower connecting hole of the sub-growth portion 1221 located above and the lower connecting hole of the sub-growth portion 1221 located below to connect the adjacent sub-growth portions 1221 so that the sub-growth portions 1221 are firmly connected to each other.

[0028] Furthermore, the sub-growth portion 1221 is provided with an upper connecting hole 12211 which passes through from its top surface to the small cavity 12213 thereof, and the sub-growth portion 1221 is provided with a lower connecting hole 12212 which passes through from its bottom surface to the small cavity 12213 thereof, the upper connecting hole is arranged around the upper connecting hole 12211, and the lower connecting hole is arranged around the lower connecting hole 12212, and a first cavity 1211 is provided in the main body portion 121, and the first cavity 1211 is connected to the lower connecting hole 12212 of the sub-growth portion 1221 located at the bottom, and the upper connecting hole 12211 and the lower connecting hole 12212 are used for facilitating workers located in the first cavity 1211 to use bolts to pass through each connecting hole and tighten each connecting hole.

[0029] Furthermore, the total growth portion 122 is arranged at the top of the main body 121, and the lifting device also includes a first flange 3, which is arranged at the bottom end of the tool section 11, and the first flange 3 is provided with a plurality of first connecting holes around the tool section 11; a second cavity 1222 is provided in the total growth portion 122, and the total growth portion 122 is provided with a plurality of top connecting holes extending from its top surface to the second cavity 1222, and the first connecting holes and the top connecting holes correspond to each other one by one, and the lifting device also includes a plurality of second bolts, and the second bolts pass through the first connecting holes and the top connecting holes to connect the tool section 11 and the total growth portion 122, and the total growth portion 122 is provided with a plurality of bottom connecting holes extending from its bottom surface to the second cavity 1222; a first cavity 1211 is provided in the main body 121, and the main body 121 is provided with a plurality of bottom connecting holes extending from its top surface to the first cavity 12 11, the second connecting hole and the bottom connecting hole correspond one to one, the lifting device also includes a plurality of third bolts, the third bolts pass through the second connecting hole and the bottom connecting hole to connect the total growth portion 122 and the main body 121; further, the main body 121 is provided with a plurality of third connecting holes extending from its bottom surface to the first cavity 1211, the lifting device also includes a second flange 4, the second flange 4 is provided at the top end of the steel pipe column 2, the second flange 4 is provided with a plurality of fourth connecting holes around the steel pipe column 2, the third connecting hole and the fourth connecting hole correspond one to one, the lifting device also includes a plurality of fourth bolts, the fourth bolts pass through the third connecting hole, the fourth connecting hole and the bottom connecting hole to connect the main body 121 and the steel pipe column 2; in addition, when the total growth portion 122 is provided at the top end of the main body 121, the corresponding connection structure is similar.

[0030] Furthermore, in order to further enhance the strength of the main body 121 , it also includes a plurality of upper ribs 6 and a plurality of lower ribs 7 , wherein the upper ribs 6 and the lower ribs 7 are both arranged in the first cavity 1211 , and the upper ribs 6 are connected to the side walls and the top wall of the first cavity 1211 .

[0031] Furthermore, in order to ensure that the main body 121 has sufficient strength, the main body 121 is made of a steel plate with a thickness of not less than 30 mm.

[0032] Furthermore, the specific connection methods of fixed setting and fixed connection refer to the relative position relationship of two components that can be fixedly connected, including fixing by connecting parts, fixing by welding, fixing by adhesives, fixing by integral molding, and fixing by snap connections.

[0033] Furthermore, the connecting parts include fasteners, straps, ties, pneumatic connecting elements, hydraulic connecting elements, flange plates, Velcro, and buttons.

[0034] In summary, the embodiment of the utility model provides a lifting device, and its technical effects are:

[0035] In the utility model, the tool column 1 includes a tool section 11 and an intermediate part which are arranged in sequence from top to bottom. The tool section 11 is used to connect the hanging hammer machine. The intermediate part includes a main body 121 and a total growth part 122 composed of a plurality of sub-growth parts 1221. The length of the main body 121 along the vertical direction is set and processed according to the minimum value of the difference between the elevation of the top of the required steel pipe column 2 and the ground elevation, so that the hoisting device not including the total growth part 122 can be constructed at a batch of positions where the difference between the elevation of the top of the required steel pipe column 2 and the ground elevation is the minimum. After the construction of the position is completed, the total growth part 122 is installed to the top or bottom of the middle part, and the length of the total growth part 122 along the vertical direction is adjusted by adjusting the number of the divided growth parts 1221 in the total growth part 122 to adapt to the difference between the elevation of the top of other required steel pipe columns 2 and the ground elevation for construction; in summary, the utility model does not need to process multiple tool columns 1, nor does it need to rework the tool column 1 multiple times, and can adapt to the difference between the elevation of the top of the steel pipe column 2 required at each position and the ground elevation for construction, with high construction efficiency and low construction cost.

[0036] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A lifting device, characterized in that: The invention comprises a tool column (1) and a steel pipe column (2) which are arranged in sequence from top to bottom. The tool column (1) comprises a tool section (11) and an intermediate section (12) which are arranged in sequence from top to bottom. The top end of the tool section (11) is used to connect to a vertical adjustment machine. The bottom end of the tool section (11) is connected to the top end of the intermediate section (12). The bottom end of the intermediate section (12) is connected to the steel pipe column (2). The intermediate section (12) comprises a main body (121) and a total growth section (122). The total growth section (122) is arranged at the top end or the bottom end of the main body (121). The total growth section (122) comprises a plurality of sub-growth sections (1221) which are arranged in sequence from top to bottom. Adjacent sub-growth sections (1221) are connected to each other. A small cavity (12213) is arranged in each sub-growth section (1221).

2. The lifting device according to claim 1, characterized in that: It comprises a plurality of inner ribs (5), wherein the plurality of inner ribs (5) are correspondingly arranged in one of the small cavities (12213), and the inner ribs (5) are connected to the side walls, top wall and bottom wall of the small cavity (12213).

3. The lifting device according to claim 1, characterized in that: The length of the sub-growth portion (1221) along the vertical direction is no more than 30 cm.

4. The lifting device according to claim 1, characterized in that: The sub-growth portion (1221) is provided with an upper connecting hole extending from its top surface to the small cavity (12213), and the sub-growth portion (1221) is provided with a lower connecting hole extending from its bottom surface to the small cavity (12213), the upper connecting hole and the lower connecting hole corresponding to each other one by one, and in adjacent sub-growth portions (1221), the lifting device further comprises a plurality of first bolts, the first bolts passing through the lower connecting hole of the sub-growth portion (1221) located above and the lower connecting hole of the sub-growth portion (1221) located below, so as to connect the adjacent sub-growth portions (1221).

5. The lifting device according to claim 4, characterized in that: The sub-growth portion (1221) is provided with an upper connecting hole (12211) penetrating from its top surface to its small cavity (12213), and the sub-growth portion (1221) is provided with a lower connecting hole (12212) penetrating from its bottom surface to its small cavity (12213), the upper connecting hole is arranged around the upper connecting hole (12211), and the lower connecting hole is arranged around the lower connecting hole (12212), and a first cavity (1211) is provided in the main body (121), and the first cavity (1211) is connected to the lower connecting hole (12212) of the sub-growth portion (1221) located at the bottom.

6. The hoisting device according to claim 1, characterized in that: It also comprises a first flange (3), wherein the first flange (3) is arranged at the bottom end of the tool section (11), and the first flange (3) is provided with a plurality of first connection holes around the tool section (11); A second cavity (1222) is provided in the total growth portion (122), and the total growth portion (122) is provided with a plurality of top connection holes extending from its top surface to the second cavity (1222), and the first connection holes and the top connection holes correspond to each other one by one. The lifting device further comprises a plurality of second bolts, and the second bolts pass through the first connection holes and the top connection holes to connect the tool section (11) and the total growth portion (122), and the total growth portion (122) is provided with a plurality of bottom connection holes extending from its bottom surface to the second cavity (1222); The main body (121) is provided with a first cavity (1211) therein, and the main body (121) is provided with a plurality of second connection holes extending from its top surface to the first cavity (1211), the second connection holes corresponding to the bottom connection holes one by one, and the lifting device further comprises a plurality of third bolts passing through the second connection holes and the bottom connection holes to connect the total growth portion (122) and the main body (121).

7. The lifting device according to claim 6, characterized in that: The main body (121) is provided with a plurality of third connection holes extending from its bottom surface to the first cavity (1211), and the lifting device further comprises a second flange (4), the second flange (4) being provided at the top end of the steel pipe column (2), the second flange (4) being provided with a plurality of fourth connection holes around the steel pipe column (2), the third connection holes and the fourth connection holes corresponding one to one, and the lifting device further comprises a plurality of fourth bolts, the fourth bolts passing through the third connection holes, the fourth connection holes and the bottom connection holes to connect the main body (121) and the steel pipe column (2).

8. The lifting device according to claim 6, characterized in that: It also includes a plurality of upper ribs (6) and a plurality of lower ribs (7), wherein the upper ribs (6) and the lower ribs (7) are both arranged in the first cavity (1211), and the upper ribs (6) are connected to the side walls and the top wall of the first cavity (1211).

9. The lifting device according to claim 1, characterized in that: The main body (121) is made of a steel plate with a thickness of not less than 30 mm.

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