CN113247756A - Shield constructs section of jurisdiction hoisting accessory - Google Patents
Shield constructs section of jurisdiction hoisting accessory Download PDFInfo
- Publication number
- CN113247756A CN113247756A CN202110737102.1A CN202110737102A CN113247756A CN 113247756 A CN113247756 A CN 113247756A CN 202110737102 A CN202110737102 A CN 202110737102A CN 113247756 A CN113247756 A CN 113247756A
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- CN
- China
- Prior art keywords
- lifting
- steel plate
- hand hole
- steel
- plane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 113
- 239000010959 steel Substances 0.000 claims abstract description 113
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000003860 storage Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a shield segment hoisting device which comprises a fixed seat, a lifting lug, a hand hole grabbing steel plate and bent pins, wherein the lifting lug is connected to the top surface of the fixed seat; when the lifting device is used for lifting, the lifting device is connected with the lifting lugs through the steel wire rope and hung on a lifting hook of a gantry crane, the hand holes grab the steel plates and are clamped on the pipe pieces, and after the steel plates are positioned through the bent pins, the lifting operation of the pipe pieces is completed. The invention has simple design and strong practicability, can effectively solve the problem of collision and damage of the duct piece in the vertical hoisting process of the duct piece, can ensure the complete appearance of the duct piece, and can effectively increase the storage capacity of the duct piece during vertical storage; and the operation is convenient and fast, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of segment hoisting equipment, in particular to a shield segment hoisting device.
Background
The shield construction method has the characteristics of small influence on the ground and underground environment, high tunneling speed, small surface subsidence and the like, and is widely applied to the construction of underground tunnels. Along with the development of economy, section of jurisdiction production efficiency directly influences the progress of underground construction. In the prefabricated flow process of section of jurisdiction, the process is deposited to the section of jurisdiction and the mode of depositing is direct to be restricted the production progress of section of jurisdiction, consequently, how to develop a neotype section of jurisdiction hoisting accessory, can enough effectively reduce the section of jurisdiction and vertically deposit in-process section of jurisdiction and collide with, can increase the section of jurisdiction memory space again, become the technological problem that technical staff in the field need to solve urgently.
Disclosure of Invention
The invention aims to provide a shield segment lifting device which adopts a vertical segment lifting device to improve the segment carrying and moving speed and ensure the segment quality.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention relates to a shield segment lifting device which comprises a fixed seat, a lifting lug, a hand hole grabbing steel plate and a bent pin, wherein the lifting lug is connected to the top surface of the fixed seat; when the lifting device is used for lifting, the lifting device is connected with the lifting lugs through the steel wire rope and hung on a lifting hook of a gantry crane, the hand holes grab the steel plates and are clamped on the pipe pieces, and after the steel plates are positioned through the bent pins, the lifting operation of the pipe pieces is completed.
Furthermore, the fixing seat is in a square split structure and comprises a reinforcing plane steel plate at the top, a lifting plane steel plate at the bottom and vertical steel plates for connecting two sides, wherein the reinforcing plane steel plate and the lifting plane steel plate are arranged in parallel up and down and are connected into a whole by welding through the two vertical steel plates; lifting lug welded connection is in strengthen the top surface of plane steel sheet and be close to the edge on long limit, the hand hole snatchs the steel sheet welding and is in on the bottom surface of lifting by crane plane steel sheet and be close to the edge on long limit.
Furthermore, the fixing seat is made of rectangular steel and is of an integral structure.
Furthermore, a reinforced steel plate is arranged on the back of the hand hole grabbing steel plate, and the reinforced steel plate is welded on the back of the hand hole grabbing steel plate and the bottom surface of the lifting plane steel plate.
Furthermore, the hand hole grabbing steel plates are provided with a plurality of groups, and the position of each group corresponds to the position of the hand hole on the duct piece.
Furthermore, each group of the hand hole grabbing steel plates are arranged in two and are symmetrically distributed along the center line of the lifting plane steel plate in the length direction.
Further, the hand hole snatchs the steel sheet and includes that vertical portion and the hand hole of slope snatch the portion, the contained angle that vertical portion and hand hole snatched the portion sets up to 121 ~ 125.
Furthermore, the number of the lifting lugs is four, and the lifting lugs are symmetrically distributed along the transverse center line and the longitudinal center line of the reinforced plane steel plate.
Compared with the prior art, the invention has the beneficial technical effects that:
the invention relates to a shield segment lifting device which comprises a fixed seat, lifting lugs, a hand hole grabbing steel plate and a bent pin, wherein the fixed seat comprises a reinforced plane steel plate at the top, a lifting plane steel plate at the bottom and vertical steel plates for connecting two sides; when lifting, the steel wire rope and the lifting lugs are connected and hung on a lifting hook of a gantry crane, the hand holes grab the steel plates and are clamped on a row of hand holes at the top of the segment in the height direction, and the bent pins penetrate through the bent pin holes to be locked and positioned, so that the vertical lifting operation of the segment is completed. In general, the invention has simple design and strong practicability, can effectively solve the problem of collision and damage of the duct piece in the vertical hoisting process of the duct piece, can ensure the complete appearance of the duct piece, and can effectively increase the storage capacity of the duct piece by vertical storage; and the operation is convenient and fast, and the working efficiency is improved.
Drawings
The invention is further illustrated in the following description with reference to the drawings.
FIG. 1 is a front view of a shield segment lifting device of the present invention;
FIG. 2 is a top view of the shield segment lifting device of the present invention;
FIG. 3 is a side cross-sectional view of the shield segment lifting device of the present invention;
FIG. 4 is a schematic view of a bending pin according to the present invention;
FIG. 5 is a schematic front view of the working state of the present invention;
FIG. 6 is a schematic top view of the present invention in its working state;
description of reference numerals: 1. reinforcing the planar steel plate; 2. hoisting the plane steel plate; 3. lifting lugs; 4. grabbing the steel plate by a hand hole; 5. a bent pin insertion hole; 6. a vertical steel plate; 7. reinforcing a steel plate; 8. bending a pin; 9. a tube sheet.
Detailed Description
As shown in fig. 1 to 6, a shield segment lifting device comprises a fixed seat, a lifting lug 3, a hand hole grabbing steel plate 4 and a bent pin 8, wherein the lifting lug 3 is connected to the top surface of the fixed seat, the hand hole grabbing steel plate 4 is connected to the bottom surface of the fixed seat, and bent pin insertion holes 5 are correspondingly formed in the fixed seat and the hand hole grabbing steel plate 4 one by one; during lifting, the steel wire rope is connected with the lifting lugs 3 and hung on a gantry crane lifting hook, the hand hole grabbing steel plate 4 is clamped on the duct piece 9 and is positioned through the plurality of bent pins 8, and then the lifting operation of the duct piece is completed; the steel sheet 4 is grabbed in specific hand hole is provided with threely, and the hand hole of both sides is grabbed the steel sheet 4 slope and is arranged and be located same one side, and the hand hole of both sides is grabbed the steel sheet 4 and is corresponding with the crooked radian of section of jurisdiction 9 and is located concave surface one side, and middle one hand hole is grabbed and is cooperateed in the middle part concave surface one side of steel sheet 4 and section of jurisdiction 9 in the middle of, and three hand hole is grabbed the inboard three point location that the section of jurisdiction was realized to steel sheet 4 equipartition, effectively guarantees to grab the balanced and the stability of atress of handling. Specifically, as shown in fig. 4, the angle pin 8 is the arc rod iron, snatch steel sheet 4 when the hoist hand hole and arrange the hand hole of section of jurisdiction 9 in, when pre-buried angle pin hole on the section of jurisdiction link up with angle pin jack 5, the location is accomplished, run through section of jurisdiction 9 with angle pin 8 and insert in the hoist angle pin jack 5 from top to bottom for section of jurisdiction 9 lifts by crane, when depositing, when the assigned position is put to section of jurisdiction 9, dial out angle pin 8 from angle pin jack 5, transfer the hoist from section of jurisdiction 9 through the portal crane translation, realize promptly that this hoist unties with section of jurisdiction 9. The inserting end of the bent pin is provided with a preset taper, so that the bent pin can be conveniently inserted, the upper part of the bent pin is provided with a buckle, and the bent pin is mainly used for positioning and preventing the bent pin from sliding down.
In one embodiment, the fixing seat is in a square split structure and comprises a reinforcing plane steel plate 1 at the top, a lifting plane steel plate 2 at the bottom and vertical steel plates 6 for connecting two sides, wherein the reinforcing plane steel plate 1 and the lifting plane steel plate 2 are arranged in parallel up and down and are connected into a whole through the two vertical steel plates 6 in a welding mode; 3 welded connection of lug is in strengthen the top surface of plane steel sheet 1 and be close to the edge on long limit, the hand hole snatchs steel sheet 4 welding and is in lift by crane on the bottom surface of plane steel sheet 2 and be close to the edge on long limit. The reinforcing plane steel plate 1 and the lifting plane steel plate 2 are provided with bent pin insertion holes 5 at positions corresponding to the hand hole grabbing steel plate 4, and the bent pin insertion holes 5 are formed in the bottom of the center of the hand hole grabbing steel plate 4.
In another embodiment, the fixing seat is made of rectangular steel to form an integral structure, the four lifting lugs 3 are symmetrically welded to the top surface of the integral structure and close to the edges of the long edges, and the hand hole grabbing steel plates 4 are symmetrically welded to the bottom surface of the integral structure and close to the edges of the long edges. The integral structure and the position corresponding to the hand hole grabbing steel plate 4 are provided with bent pin jacks 5, and the bottom of the center of the hand hole grabbing steel plate 4 is provided with the bent pin jacks 5.
The back that the steel sheet 4 was snatched in the hand hole is provided with reinforced steel plate 7, reinforced steel plate 7 welding is in the back that the steel sheet 4 was snatched in the hand hole with on the bottom surface of lifting by crane plane steel sheet 2, every hand hole snatchs two reinforced steel plate 7 of symmetric connection on the steel sheet 4, and further assurance hand hole snatchs the joint strength of steel sheet 4 and fixing base. Specifically, the hand hole grabbing steel plate 4 is provided with a plurality of groups, and the position of each group corresponds to the hand hole position on the duct piece. Each group of the hand hole grabbing steel plates 4 are arranged in two and are symmetrically distributed along the center line of the length direction of the hanging plane steel plate 2. In this implementation, the hand hole grabbing steel plates 4 are provided with three groups, and are distributed at the center and two ends at equal intervals.
As shown in FIG. 3, the hand hole grabbing steel plate 4 comprises a vertical part and an inclined hand hole grabbing part, and the included angle between the vertical part and the hand hole grabbing part is set to be 121-125 degrees. Wherein, the hand hole design angle on the section of jurisdiction 9 is 122 ~ 124, and the inclination of hand hole portion of snatching generally matches with the inclination on the section of jurisdiction.
Specifically, four lifting lugs 3 are arranged and symmetrically distributed along the transverse center line and the longitudinal center line of the reinforced planar steel plate 1.
The using process of the invention is as follows:
as shown in 5-6, firstly, the lifting lug 3 is connected with a steel wire rope and hung on a lifting hook of a gantry crane; during lifting, a bent pin through hole is formed in each hand hole of the duct piece 9, when the hand hole grabbing steel plate 4 is clamped on the three hand holes in the upper part of the duct piece 9, the reinforcing plane steel plate 1, the lifting plane steel plate 2 and the hand hole grabbing steel plate 4 are communicated with the bent pin through holes 5 in the duct piece, and the three bent pins 8 are sequentially inserted into the bent pin insertion holes in the upper part, the bent pin through holes and the bent pin insertion holes in the lower part and then positioned; after the location, the portal crane begins to work and carries the section of jurisdiction to assigned position, extracts the angle pin and removes the location after placing, and the hand hole snatchs the steel sheet and the section of jurisdiction is free, accomplishes once lifting by crane transport operation of section of jurisdiction. Wherein, three hand holes snatch steel sheet 4 equipartition and realize the inboard three point location of section of jurisdiction 9, effectively guarantee to snatch the balanced and stability of atress of handling process.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (8)
1. The utility model provides a shield constructs section of jurisdiction hoisting accessory which characterized in that: the lifting lug is connected to the top surface of the fixing seat, the hand hole grabbing steel plate is connected to the bottom surface of the fixing seat, and the fixing seat and the hand hole grabbing steel plate are provided with bent pin insertion holes in a one-to-one correspondence manner; when the lifting device is used for lifting, the lifting device is connected with the lifting lugs through the steel wire rope and hung on a lifting hook of a gantry crane, the hand holes grab the steel plates and are clamped on the pipe pieces, and after the steel plates are positioned through the bent pins, the lifting operation of the pipe pieces is completed.
2. The shield segment hoisting device of claim 1, wherein: the fixing seat is arranged in a split structure in a shape of Chinese character 'kou', and comprises a reinforcing plane steel plate at the top, a lifting plane steel plate at the bottom and vertical steel plates for connecting two sides, wherein the reinforcing plane steel plate and the lifting plane steel plate are arranged in parallel up and down and are connected into a whole through the two vertical steel plates in a welding manner; lifting lug welded connection is in strengthen the top surface of plane steel sheet and be close to the edge on long limit, the hand hole snatchs the steel sheet welding and is in on the bottom surface of lifting by crane plane steel sheet and be close to the edge on long limit.
3. The shield segment hoisting device of claim 1, wherein: the fixing seat is made of rectangular steel and is of an integral structure.
4. The shield segment lifting device of claim 2, wherein: the back of the hand hole grabbing steel plate is provided with a reinforced steel plate, and the reinforced steel plate is welded on the back of the hand hole grabbing steel plate and the bottom surface of the lifting plane steel plate.
5. The shield segment hoisting device of claim 4, wherein: the hand hole grabbing steel plates are provided with multiple groups, and the position of each group corresponds to the position of the hand hole in the duct piece.
6. The shield segment hoisting device of claim 5, wherein: and two hand hole grabbing steel plates in each group are symmetrically distributed along the center line of the length direction of the hanging plane steel plate.
7. The shield segment lifting device of claim 2, wherein: the hand hole snatchs the steel sheet and includes the hand hole of vertical portion and slope and snatchs the portion, the contained angle that vertical portion and hand hole snatched the portion sets up to 121 ~ 125.
8. The shield segment lifting device of claim 2, wherein: the lifting lugs are four and are symmetrically distributed along the transverse center line and the longitudinal center line of the reinforced plane steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737102.1A CN113247756A (en) | 2021-06-30 | 2021-06-30 | Shield constructs section of jurisdiction hoisting accessory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737102.1A CN113247756A (en) | 2021-06-30 | 2021-06-30 | Shield constructs section of jurisdiction hoisting accessory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113247756A true CN113247756A (en) | 2021-08-13 |
Family
ID=77190288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110737102.1A Pending CN113247756A (en) | 2021-06-30 | 2021-06-30 | Shield constructs section of jurisdiction hoisting accessory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113247756A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09255276A (en) * | 1996-03-19 | 1997-09-30 | Ishikawajima Constr Materials Co Ltd | Segment lifting tool |
| CN105923533A (en) * | 2016-05-24 | 2016-09-07 | 中交航局第四工程有限公司 | Special lifting appliance for shield segment three-ring horizontal assembling |
| CN206126660U (en) * | 2016-10-26 | 2017-04-26 | 中铁一局集团天津建设工程有限公司 | Simple and easy hoist in section of jurisdiction |
| CN209411598U (en) * | 2019-01-09 | 2019-09-20 | 广西华宏威建设工程有限公司 | A kind of metro shield segment lifting appliance |
| CN112938751A (en) * | 2021-03-25 | 2021-06-11 | 中电建成都混凝土制品有限公司 | Special tool for lifting and turning piece |
-
2021
- 2021-06-30 CN CN202110737102.1A patent/CN113247756A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09255276A (en) * | 1996-03-19 | 1997-09-30 | Ishikawajima Constr Materials Co Ltd | Segment lifting tool |
| CN105923533A (en) * | 2016-05-24 | 2016-09-07 | 中交航局第四工程有限公司 | Special lifting appliance for shield segment three-ring horizontal assembling |
| CN206126660U (en) * | 2016-10-26 | 2017-04-26 | 中铁一局集团天津建设工程有限公司 | Simple and easy hoist in section of jurisdiction |
| CN209411598U (en) * | 2019-01-09 | 2019-09-20 | 广西华宏威建设工程有限公司 | A kind of metro shield segment lifting appliance |
| CN112938751A (en) * | 2021-03-25 | 2021-06-11 | 中电建成都混凝土制品有限公司 | Special tool for lifting and turning piece |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210813 |