CN113879957A - Adjustable lifting appliance for lifting template and use method thereof - Google Patents
Adjustable lifting appliance for lifting template and use method thereof Download PDFInfo
- Publication number
- CN113879957A CN113879957A CN202111057864.3A CN202111057864A CN113879957A CN 113879957 A CN113879957 A CN 113879957A CN 202111057864 A CN202111057864 A CN 202111057864A CN 113879957 A CN113879957 A CN 113879957A
- Authority
- CN
- China
- Prior art keywords
- lifting
- supporting plate
- lifting appliance
- movable supporting
- template
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- 238000009415 formwork Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process 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
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
- B66C1/30—Duplicate, e.g. pivoted, members engaging the loads from two sides and also arranged to grip the sides of the loads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides an adjustable lifting appliance for lifting a template and a using method thereof. The lifting appliance can be directly connected with the template, a sling is not needed, the distance between a lifting hook of the lifting equipment and the lifted template is shortened, and the template can be lifted under the condition that the vertical space is limited. Meanwhile, the lifting appliance is provided with adjustable end fittings which can adapt to templates with different sizes, the utilization rate of the lifting appliance is improved, and manpower and material consumption are saved.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to an adjustable lifting appliance for lifting a template and a using method thereof.
Background
In the cast-in-place concrete box girder construction process, when the template is dismantled by utilizing the hoisting equipment to be matched with a lifting appliance, the hoisting operation space is smaller due to the height limitation of the hoisting equipment. Meanwhile, the conditions that the transverse bridge length of the template is unchanged and the longitudinal bridge length is changed can be met, so that the size of the template in a single direction is changed, the lifting appliance with corresponding specifications needs to be designed for templates with different sizes, and the consumption of manpower and materials is increased.
A template hoisting tool disclosed in chinese patent CN208037831U, which is used in cooperation with a steel wire rope, and comprises a frame with adjustable frame length; the limiting rods are symmetrically arranged on one group of opposite frames of the frame and form accommodating spaces of the templates. The clamping force that whole structure lifted by crane is relatively poor, and factor of safety is lower.
Disclosure of Invention
The invention mainly aims to provide an adjustable lifting appliance for lifting a template and a using method thereof, and solves the problems that due to the fact that the transverse bridge length is unchanged and the longitudinal bridge length is changed in template size, the size of the template in a single direction is changed, lifting appliances with corresponding specifications need to be designed for templates with different sizes, and consumption of manpower and materials is increased.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the utility model provides an adjustable hoist for hoisting template, includes two at least girders, connects through a plurality of supporting beam between the adjacent girder and constitutes the hoist frame, still is equipped with a plurality of lugs on the hoist frame, and the girder both ends of hoist frame are equipped with splint, splint and girder sliding connection, and splint pass through locking device and lock on the girder.
In the preferred scheme, still be equipped with a plurality of pneumatic cylinders on the girder, the telescopic link and the splint of single pneumatic cylinder are connected, pass through the crossbeam between the adjacent supporting beam, are equipped with the hand pump on the crossbeam, and the hand pump communicates with a plurality of pneumatic cylinders.
In the preferred scheme, locking device is bolt locking structure, and the girder tip is equipped with a plurality of locking screw, is equipped with the bolt hole on the splint, and the bolt passes bolt hole and locking screw threaded connection.
In the preferred scheme, the splint include the slider and plate body, slider and girder sliding connection, and the pneumatic cylinder throat pole is connected with the slider.
In the preferred scheme, a movable supporting plate is further arranged on the plate body, a bent plate body is arranged at the lower end of the movable supporting plate, the movable supporting plate is connected with the plate body in a sliding mode, and a locking screw is further arranged and penetrates through the movable supporting plate to be connected with the plate body in a threaded mode.
In the preferred scheme, the two sides of the movable supporting plate are also provided with rotating shafts, the two sides of the plate body are provided with first sliding grooves, and the movable supporting plate is arranged in the first sliding grooves through the rotating shafts.
In the preferred scheme, the plate body is also provided with a storage groove, and the movable supporting plate is rotatably folded inside the storage groove.
In the preferred scheme, the storage groove is internally provided with a second sliding groove, a limit nut is arranged in the second sliding groove, and the locking screw penetrates through the movable supporting plate and is in threaded connection with the limit nut.
In the preferred scheme, a hydraulic rod is arranged on a pump body of the hand pump, a reversing valve is arranged at the end part of the hand pump, a first rotating wheel is arranged on the reversing valve, a twisting handle is arranged at the other end of the hand pump and is rotatably connected with the hand pump, a second rotating wheel is arranged on the twisting handle of the twisting handle, and the second rotating wheel is connected with the first rotating wheel through a driving belt.
The method comprises the following steps:
s1, assembling the two main beams through two support beams, connecting the two support beams through a cross beam, and mounting a manual pump on the cross beam;
s2, mounting hydraulic cylinders at two ends of the two main beams, wherein hydraulic pipes of the hydraulic cylinders are communicated with hydraulic ports of the manual pumps, and oil return ports of the hydraulic cylinders are communicated with oil return ports of the manual pumps;
s3, mounting a clamping plate at the end of the main beam, and connecting a sliding body of the clamping plate with a telescopic rod of a hydraulic cylinder;
s4, connecting a crane with a lifting lug of a lifting appliance through a steel cable, lifting the whole lifting appliance to enable the lifting appliance to be lifted to be empty, suspending the whole lifting appliance on a template to be lifted, opening a reversing valve of a manual pump, manually pulling a hydraulic rod to enable clamping plates to slide outwards, and then placing the clamping plates on two sides of a template stack;
s5, adjusting the reversing valve again, manually pulling the hydraulic rod, clamping the template stack by the clamping plate, lifting the lifting appliance away from the ground for a certain distance, and rotating to open the movable supporting plate;
s6, aligning the holes of the supporting plate with the limiting nuts, and rotating the locking screws to penetrate through the supporting plate to be in threaded connection with the limiting nuts;
s7, pushing the movable supporting plate upwards, enabling a folded plate of the movable supporting plate to abut against the end face of the lower end of the template, and screwing a limiting nut to lock the position of the movable supporting plate;
s8, the crane lifts the whole template to a designated position, the whole lifting appliance is placed on the ground, the reversing valve is adjusted again by rotating and twisting the handle, the hydraulic rod is manually pulled to loosen the clamping plates, and the clamping plates are pulled to unload the template;
s9, disassembling the locking screw, overturning the movable supporting plate to the inside of the storage groove, aligning the hole of the movable supporting plate with the limiting nut, and locking the movable supporting plate in the storage groove by the locking screw.
The invention provides an adjustable lifting appliance for lifting a template and a using method thereof, and provides a lifting appliance used under the condition that the vertical space is limited. The lifting appliance can be directly connected with the template, a sling is not needed, the distance between a lifting hook of the lifting equipment and the lifted template is shortened, and the template can be lifted under the condition that the vertical space is limited. Meanwhile, the lifting appliance is provided with adjustable end fittings which can adapt to templates with different sizes, the utilization rate of the lifting appliance is improved, and manpower and material consumption are saved. The adjustable lifting appliance for lifting the template and the use method thereof have the advantages of simple use, convenient operation, reduced labor cost and capability of being installed by one person during use. The invention can adapt to templates with different sizes, reduce the number of lifting appliances to be processed and save manpower and material consumption.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a general block diagram of the present invention;
FIG. 2 is a view of the cleat storage structure of the present invention;
FIG. 3 is a front view of the form of the present invention;
FIG. 4 is a structural view of the splint of the present invention;
FIG. 5 is a cross-sectional structural view of the splint of the present invention;
FIG. 6 is a front cross-sectional view of the splint of the present invention;
FIG. 7 is a folding structure view of the movable splint of the present invention;
FIG. 8 is a block diagram of the hand pump of the present invention;
in the figure: a main beam 1; a splint 2; a movable pallet 201; a rotating shaft 202; a first slide groove 203; a plate body 204; a slider 205; a locking screw 206; a storage tank 207; a second sliding groove 208; a limit nut 209; a hydraulic cylinder 3; a support beam 4; a lifting lug 5; a cross beam 6; a manual pump 7; a hydraulic lever 701; a diverter valve 702; a first rotating wheel 703; a belt 704; twisting the handle 705; a second rotating wheel 706; a locking screw hole 8; bolt holes 9; a template 10.
Detailed Description
Example 1
As shown in fig. 1-8, an adjustable lifting appliance for lifting a formwork comprises at least two main beams 1, wherein the adjacent main beams 1 are connected through a plurality of supporting beams 4 to form a lifting appliance frame, a plurality of lifting lugs 5 are further arranged on the lifting appliance frame, clamping plates 2 are arranged at two ends of the main beam 1 of the lifting appliance frame, the clamping plates 2 are in sliding connection with the main beams 1, and the clamping plates 2 are locked on the main beams 1 through locking devices. In the configuration shown in fig. 1, the clamping plates 2 are slid on the main beam 1, and the plurality of clamping plates 2 serve to clamp the formwork 10 laterally by clamping the formwork 10 and then locking the position of the formwork 10 with the locking device.
In the preferred scheme, still be equipped with a plurality of pneumatic cylinders 3 on the girder 1, the telescopic link of single pneumatic cylinder 3 is connected with splint 2, through crossbeam 6 between the adjacent supporting beam 4, is equipped with manual pump 7 on the crossbeam 6, and manual pump 7 communicates with a plurality of pneumatic cylinders 3. The manual pump 7 drives the hydraulic cylinder 3 to contract for clamping the template, and can also adjust the reverse pulling of the manual pump 7 to loosen the whole clamping plate 2.
In the preferred scheme, locking device is bolt locking structure, and 1 tip of girder is equipped with a plurality of locking screw 8, is equipped with bolt hole 9 on the splint 2, and the bolt passes bolt hole 9 and 8 threaded connection of locking screw. In the structure shown in fig. 1, a bolt is threaded through the bolt hole 9 and the locking screw hole 8 to manually lock the position of the clamping plate 2.
In a preferred scheme, the clamping plate 2 comprises a sliding body 205 and a plate body 204, the sliding body 205 is connected with the main beam 1 in a sliding mode, and the contraction rod of the hydraulic cylinder 3 is connected with the sliding body 205. 3-6, the sliding body 205 surrounds the structure, and is connected with the girder 1 of the I-shaped structure in a sliding way, so that the sliding structure is more stable.
In a preferable scheme, a movable supporting plate 201 is further arranged on the plate body 204, a bent plate body is arranged at the lower end of the movable supporting plate 201, the movable supporting plate 201 is connected with the plate body 205 in a sliding mode, a locking screw 206 is further arranged, and the locking screw 206 penetrates through the movable supporting plate 201 and is in threaded connection with the plate body 204. The movable supporting plate 201 plays a role in safety, and the template 10 is ensured not to fall off.
In a preferable scheme, two sides of the movable supporting plate 201 are further provided with rotating shafts 202, two sides of the plate body 204 are provided with first sliding grooves 203, and the movable supporting plate 201 is arranged in the first sliding grooves 203 through the rotating shafts 202. The plate body 204 can rotate and slide in the first sliding groove 203 through the rotating shaft 202, so that the movable supporting plate 201 is convenient to store.
Preferably, the plate 204 is further provided with a storage slot 207, and the movable supporting plate 201 is rotatably folded inside the storage slot 207. The storage slot 207 is convenient for accommodating the movable supporting plate 201.
In a preferable scheme, a second sliding groove 208 is further arranged inside the storage groove 207, a limit nut 209 is arranged inside the second sliding groove 208, and the locking screw 206 penetrates through the movable supporting plate 201 and is in threaded connection with the limit nut 209. The limit nut 209 functions to fix the movable pallet 201.
In a preferable scheme, a hydraulic rod 701 is arranged on a pump body of the manual pump 7, a reversing valve 702 is arranged at the end part of the manual pump 7, a first rotating wheel 703 is arranged on the reversing valve 702, a twisting handle 705 is arranged at the other end of the manual pump 7, the twisting handle 705 is rotatably connected with the manual pump 7, a second rotating wheel 706 is arranged on the twisting handle 705 of the twisting handle 705, and the second rotating wheel 706 is connected with the first rotating wheel 703 through a transmission belt 704. The direction change valve 702 of the manual pump 7 controls the extension and contraction direction of the hydraulic cylinder 3. In the configuration shown in fig. 8, since the change valve 702 is in the middle of the spreader, it is inconvenient to adjust, and the hydraulic direction of the hand pump 7 is adjusted by using a twist grip 705 and a transmission belt 704.
Example 2
As further described in connection with embodiment 1, as shown in fig. 1 to 8, two main beams 1 are assembled by two support beams 4, the two support beams 4 are connected by a cross beam 6, and a hand pump 7 is mounted on the cross beam 6.
The hydraulic cylinders 3 are arranged at two ends of the two main beams 1, the hydraulic pipes of the hydraulic cylinders 3 are communicated with the hydraulic ports of the manual pumps 7, and the oil return ports of the hydraulic cylinders 3 are communicated with the oil return ports of the manual pumps 7.
The end part of the main beam 1 is provided with a splint 2, and a sliding body 205 of the splint 2 is connected with an expansion link of the hydraulic cylinder 3.
The lifting device is connected with a lifting lug 5 of the lifting device through a steel cable by a crane, the whole lifting device is lifted to be empty, the whole lifting device is suspended on a template to be lifted, a reversing valve 702 of a manual pump 7 is opened, a hydraulic rod 701 is manually pulled to enable the clamping plates 2 to slide outwards, and then the clamping plates 2 are placed on two sides of the template stack.
And the direction adjusting reversing valve 702 is turned again, the hydraulic rod 701 is manually pulled, the clamp plate 2 clamps the template stack, the lifting appliance is lifted away from the ground for a distance, and the movable supporting plate 201 is rotated to be opened.
The holes of the supporting plate 201 are aligned with the limiting nuts 209, and the rotating locking screws 206 penetrate through the supporting plate 201 and are in threaded connection with the limiting nuts 209.
The movable supporting plate 201 is pushed upwards, the folded plate of the movable supporting plate 201 abuts against the end face of the lower end of the template 10, and the position of the movable supporting plate 201 is locked by screwing the limiting nut 209.
The crane lifts the whole template 10 to a designated position, the whole lifting appliance is placed on the ground, the reversing valve 702 is adjusted again by rotating the twisting handle 705, the hydraulic rod 701 is manually pulled to loosen the plurality of clamping plates 2, and the clamping plates 2 are pulled to discharge the template 10.
The locking screws 206 are disassembled, the movable supporting plate 201 is turned over to the inside of the storage groove 207, the hole of the movable supporting plate 201 is aligned with the limiting nut 209, and then the movable supporting plate 201 is locked inside the storage groove 207 by the locking screws 206.
The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. The utility model provides an adjustable hoist for hoisting template, characterized by: the lifting appliance frame is characterized by comprising at least two main beams (1), a plurality of supporting beams (4) are connected between every two adjacent main beams (1) to form a lifting appliance frame, a plurality of lifting lugs (5) are further arranged on the lifting appliance frame, clamping plates (2) are arranged at two ends of each main beam (1) of the lifting appliance frame, the clamping plates (2) are in sliding connection with the main beams (1), and the clamping plates (2) are locked on the main beams (1) through locking devices.
2. An adjustable lifting appliance for lifting formwork as claimed in claim 1, wherein: still be equipped with a plurality of pneumatic cylinders (3) on girder (1), the telescopic link and splint (2) of single pneumatic cylinder (3) are connected, through crossbeam (6) between adjacent supporting beam (4), are equipped with hand pump (7) on crossbeam (6), and hand pump (7) and a plurality of pneumatic cylinder (3) intercommunication.
3. An adjustable lifting appliance for lifting formwork as claimed in claim 1, wherein: the locking device is a bolt locking structure, a plurality of locking screw holes (8) are formed in the end portion of the main beam (1), bolt holes (9) are formed in the clamping plates (2), and bolts penetrate through the bolt holes (9) and are in threaded connection with the locking screw holes (8).
4. An adjustable lifting appliance for lifting formwork as claimed in claim 1, wherein: the clamping plate (2) comprises a sliding body (205) and a plate body (204), the sliding body (205) is connected with the main beam (1) in a sliding mode, and the contraction rod of the hydraulic cylinder (3) is connected with the sliding body (205).
5. An adjustable lifting appliance for lifting formwork as claimed in claim 4, wherein: the plate body (204) is further provided with a movable supporting plate (201), the lower end of the movable supporting plate (201) is provided with a bent plate body, the movable supporting plate (201) is in sliding connection with the plate body (205), and the locking screw (206) penetrates through the movable supporting plate (201) and is in threaded connection with the plate body (204).
6. An adjustable lifting appliance for lifting formwork as claimed in claim 5, wherein: rotating shafts (202) are further arranged on two sides of the movable supporting plate (201), first sliding grooves (203) are formed in two sides of the plate body (204), and the movable supporting plate (201) is arranged in the first sliding grooves (203) through the rotating shafts (202).
7. An adjustable lifting appliance for lifting formwork as claimed in claim 5, wherein: the plate body (204) is also provided with a storage groove (207), and the movable supporting plate (201) is rotatably folded in the storage groove (207).
8. An adjustable lifting appliance for lifting formwork as claimed in claim 7, wherein: a second sliding groove (208) is also arranged in the storage groove (207), a limit nut (209) is arranged in the second sliding groove (208), and a locking screw (206) penetrates through the movable supporting plate (201) and is in threaded connection with the limit nut (209).
9. An adjustable lifting appliance for lifting formwork as claimed in claim 1, wherein: the hydraulic rod (701) is arranged on the pump body of the manual pump (7), the reversing valve (702) is arranged at the end of the manual pump (7), the first rotating wheel (703) is arranged on the reversing valve (702), the twisting handle (705) is arranged at the other end of the manual pump (7), the twisting handle (705) is rotatably connected with the manual pump (7), the second rotating wheel (706) is arranged on the twisting handle (705) of the twisting handle (705), and the second rotating wheel (706) is connected with the first rotating wheel (703) through the transmission belt (704).
10. Use of an adjustable lifting appliance according to any of claims 1-9 for lifting formworks, characterized in that: the method comprises the following steps:
s1, assembling the two main beams (1) through two supporting beams (4), connecting the two supporting beams (4) through a cross beam (6), and installing a manual pump (7) on the cross beam (6);
s2, installing hydraulic cylinders (3) at two ends of each of the two main beams (1), communicating hydraulic pipes of the hydraulic cylinders (3) with hydraulic ports of the manual pump (7), and communicating oil return ports of the hydraulic cylinders (3) with oil return ports of the manual pump (7);
s3, installing a clamping plate (2) at the end of the main beam (1), and connecting a sliding body (205) of the clamping plate (2) with a telescopic rod of a hydraulic cylinder (3);
s4, connecting a crane with a lifting lug (5) of a lifting appliance through a steel cable, lifting the whole lifting appliance to lift the lifting appliance, suspending the whole lifting appliance on a template to be lifted, opening a reversing valve (702) of a manual pump (7), manually pulling a hydraulic rod (701) to enable a clamping plate (2) to slide outwards, and then placing the clamping plate (2) on two sides of a template stack;
s5, adjusting the reversing valve (702) again in the direction, manually pulling the hydraulic rod (701), clamping the template stack by the clamping plate (2), lifting the lifting appliance away from the ground for a certain distance, and rotating to open the movable supporting plate (201);
s6, aligning the hole of the supporting plate (201) with the limit nut (209), and rotating the locking screw (206) to penetrate through the supporting plate (201) to be in threaded connection with the limit nut (209);
s7, the movable supporting plate (201) is pushed upwards, a folded plate of the movable supporting plate (201) abuts against the end face of the lower end of the template (10), and the position of the movable supporting plate (201) is locked by screwing a limiting nut (209);
s8, the crane lifts the whole template (10) to a designated position, the whole hanger is placed on the ground, the reversing valve (702) is adjusted again by rotating and twisting the handle (705), the hydraulic rod (701) is manually pulled to loosen the plurality of clamping plates (2), and the clamping plates (2) are pulled to unload the template (10);
s9, disassembling the locking screw (206), turning the movable supporting plate (201) to the inside of the storage groove (207), aligning the hole of the movable supporting plate (201) with the limiting nut (209), and locking the movable supporting plate (201) inside the storage groove (207) by using the locking screw (206).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057864.3A CN113879957B (en) | 2021-09-09 | 2021-09-09 | Adjustable lifting tool for lifting templates and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111057864.3A CN113879957B (en) | 2021-09-09 | 2021-09-09 | Adjustable lifting tool for lifting templates and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113879957A true CN113879957A (en) | 2022-01-04 |
| CN113879957B CN113879957B (en) | 2024-05-24 |
Family
ID=79008621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111057864.3A Active CN113879957B (en) | 2021-09-09 | 2021-09-09 | Adjustable lifting tool for lifting templates and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113879957B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116281608A (en) * | 2023-04-19 | 2023-06-23 | 河南大方重型装备有限公司 | Angle adjustment device for steel structure bridge box girder for easy adjustment of clamping length |
| CN118125286A (en) * | 2024-05-07 | 2024-06-04 | 山东中设工程设计咨询有限公司 | A green prefabricated building composite panel automatic lifting equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5316277A (en) * | 1993-04-12 | 1994-05-31 | Banks Willie E | Portable hydraulic vise |
| JPH06171887A (en) * | 1992-12-08 | 1994-06-21 | Komatsu Zenoah Co | Cargo handling machine |
| RU2376235C1 (en) * | 2008-08-04 | 2009-12-20 | Федеральное государственное унитарное предприятие Научно-внедренческий центр "Путевые машины" Федерального агентства железнодорожного транспорта | Spreader bar for gripping pack of ties |
| JP2010126298A (en) * | 2008-11-27 | 2010-06-10 | Fujitsu Ltd | Gripping unit and lifter |
| CN204823679U (en) * | 2015-08-17 | 2015-12-02 | 常山优博特机电科技有限公司 | Heavy automobile wheel hub safety hoist |
| CN209226446U (en) * | 2018-08-28 | 2019-08-09 | 中铁十六局集团第三工程有限公司 | A kind of safe high-speed rail construction material lifting device |
| CN210682938U (en) * | 2020-02-24 | 2020-06-05 | 胜利油田新大管业科技发展有限责任公司 | Panel hoisting device |
| CN112249869A (en) * | 2020-11-05 | 2021-01-22 | 西南交通大学 | A drive-free self-adaptive gripping device for picking and placing containers |
| CN215974573U (en) * | 2021-09-09 | 2022-03-08 | 中交第二航务工程局有限公司 | Adjustable lifting appliance for lifting template |
-
2021
- 2021-09-09 CN CN202111057864.3A patent/CN113879957B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06171887A (en) * | 1992-12-08 | 1994-06-21 | Komatsu Zenoah Co | Cargo handling machine |
| US5316277A (en) * | 1993-04-12 | 1994-05-31 | Banks Willie E | Portable hydraulic vise |
| RU2376235C1 (en) * | 2008-08-04 | 2009-12-20 | Федеральное государственное унитарное предприятие Научно-внедренческий центр "Путевые машины" Федерального агентства железнодорожного транспорта | Spreader bar for gripping pack of ties |
| JP2010126298A (en) * | 2008-11-27 | 2010-06-10 | Fujitsu Ltd | Gripping unit and lifter |
| CN204823679U (en) * | 2015-08-17 | 2015-12-02 | 常山优博特机电科技有限公司 | Heavy automobile wheel hub safety hoist |
| CN209226446U (en) * | 2018-08-28 | 2019-08-09 | 中铁十六局集团第三工程有限公司 | A kind of safe high-speed rail construction material lifting device |
| CN210682938U (en) * | 2020-02-24 | 2020-06-05 | 胜利油田新大管业科技发展有限责任公司 | Panel hoisting device |
| CN112249869A (en) * | 2020-11-05 | 2021-01-22 | 西南交通大学 | A drive-free self-adaptive gripping device for picking and placing containers |
| CN215974573U (en) * | 2021-09-09 | 2022-03-08 | 中交第二航务工程局有限公司 | Adjustable lifting appliance for lifting template |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116281608A (en) * | 2023-04-19 | 2023-06-23 | 河南大方重型装备有限公司 | Angle adjustment device for steel structure bridge box girder for easy adjustment of clamping length |
| CN118125286A (en) * | 2024-05-07 | 2024-06-04 | 山东中设工程设计咨询有限公司 | A green prefabricated building composite panel automatic lifting equipment |
| CN118125286B (en) * | 2024-05-07 | 2024-06-28 | 山东中设工程设计咨询有限公司 | Automatic hoisting equipment for green assembly type building laminated slab |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113879957B (en) | 2024-05-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113879957B (en) | Adjustable lifting tool for lifting templates and application method thereof | |
| CN113291973A (en) | Assembled building construction high accuracy hoist | |
| CN221027192U (en) | PC component lifting device | |
| CN115233819B (en) | Assembled lacing wire steel pipe concrete connection structure | |
| CN215974573U (en) | Adjustable lifting appliance for lifting template | |
| CN206606962U (en) | A kind of boom hoisting of cable cover | |
| CN217867806U (en) | Supplementary gantry crane equipment of municipal pipeline engineering construction | |
| CN113585860A (en) | Device and method for mounting and dismounting double-arm holding pole | |
| CN219032970U (en) | A continuously adjustable device for hanging basket steel slings | |
| CN216945864U (en) | Become prefabricated tubular pile of size self-tightening formula hoist device | |
| CN111232836A (en) | Grid support piece's hoist device | |
| CN215626209U (en) | Hoisting clamp for H-shaped steel | |
| CN211226031U (en) | Pipe fitting stone tongs for construction | |
| CN222273958U (en) | Gin pole of auxiliary lifting tool during maintenance of tower crane | |
| CN223342187U (en) | Lifting equipment for building construction formwork installation | |
| CN221589280U (en) | Temporary auxiliary support for bridge construction | |
| CN119911796B (en) | Auxiliary hanging bracket for hoisting prefabricated laminated slab | |
| CN221662427U (en) | A pipeline hoisting device for subway stations | |
| CN218579441U (en) | Concrete pipeline hoist device | |
| CN113860141A (en) | A spreader frame for cable laying | |
| CN224244500U (en) | Supporting device for superposed beam | |
| CN218708526U (en) | Lifting appliance for precast concrete box culvert | |
| CN222574041U (en) | A kind of building prefabricated assembly lifting equipment | |
| CN219174017U (en) | Construction device for concrete superposed beam | |
| CN221295851U (en) | Flexible T-beam web steel bar lifting appliance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |