CN108100913A - A kind of boom hoisting applied to indoor construction - Google Patents
A kind of boom hoisting applied to indoor construction Download PDFInfo
- Publication number
- CN108100913A CN108100913A CN201810089644.0A CN201810089644A CN108100913A CN 108100913 A CN108100913 A CN 108100913A CN 201810089644 A CN201810089644 A CN 201810089644A CN 108100913 A CN108100913 A CN 108100913A
- Authority
- CN
- China
- Prior art keywords
- boom hoisting
- chassis
- sleeve
- fixes sleeve
- indoor construction
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/18—Power-operated hoists
- B66D3/26—Other details, e.g. housings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of boom hoisting applied to indoor construction, which includes chassis, lifting unit, hoist engine and fixed cell.The lifting unit includes the door shape frame that vertical beam and crossbeam are formed, the first fixes sleeve is provided between the crossbeam and chassis, sliding sleeve is provided in first fixes sleeve, driving mechanism is provided between the sliding sleeve and door shape frame.Support column is provided in the sliding sleeve, the upper end of the support column is provided with the 3rd pulley and second pulley, first pulley is provided between the hoist engine and lifting unit on the chassis.By using the device, without additionally arranging suspension centre, the lifting of steel member, pipeline, installation are aided in by device in itself, construction efficiency is high, and safety coefficient is big, and with very big flexibility, it is adaptable.
Description
Technical field
The present invention relates to technical field of building construction, specifically a kind of boom hoisting applied to indoor construction.
Background technology
In the construction of building and electromechanical installation, due to construction characteristic, majority construction manpower can not be moved directly
Or lift, and site environment lacks sling point, the boom hoisting needed for auxiliary installation.Construction site generally uses two ways：
First, (such as interim lifting lug, interim beam after interim hanging structure are welded on original steel structure girder or built-in fitting
Deng), then aid in installing with measures such as chain blocks.This mode is affected by site environment, is lacked flexibility, is often deposited
The situation of installation site can not met.
Second, hanging structure is built according to installation site again, is generally required when arranging suspension centre above on-station position
The means such as welded steel beam, hanging scaffold or floor with opening complete the arrangement work of suspension centre.During using these methods, risk factor increases
More, safety coefficient reduces, meanwhile, it is more that larger and labor intensive is destroyed to completed civil engineering operation finished product.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of boom hoisting applied to indoor construction, by using the device,
Without additionally arranging suspension centre, the lifting of steel member, pipeline, installation are aided in by device in itself, construction efficiency is high, safety coefficient
Greatly, it is adaptable and with very big flexibility.
The technical scheme adopted by the invention to solve the technical problem is that：
A kind of boom hoisting applied to indoor construction including chassis, is disposed with from front to back on the chassis
Lifting unit and hoist engine；
The lifting unit includes two vertical beams arranged in left-right direction, is set between the vertical beam described in two horizontal
Beam is provided with the first fixes sleeve, sliding sleeve is provided in first fixes sleeve between the crossbeam and chassis,
The arranged on left and right sides of the sliding sleeve lower end is respectively arranged with driving beam, is provided with to hold in first fixes sleeve
Receive it is described driving beam sliding slot；
Screw rod is set on the driving beam, and the upper/lower terminal of the screw rod turns respectively with the crossbeam and chassis
Dynamic connection；
The upper end of the screw rod is provided with the first worm gear, distinguishes with the both ends of the first worm screw of first worm wheel
It is rotatablely connected by the first support plate and the crossbeam, one end of first worm screw is provided with the first in command；
It is provided with support column in the sliding sleeve, the upper end of the support column is provided with the second tablet, and described second
The front and rear sides of tablet are respectively arranged with the 3rd pulley and second pulley, and first pulley is provided on the chassis.
Further, fixed cell is further included, the fixed cell includes supporting rack and at least three second fixing sleeves
Cylinder, and the second fixes sleeve described in more together forms convex polygon, and supporting leg, the branch are provided on the supporting rack
The quantity of leg is identical with the quantity of second fixes sleeve, and position corresponds, and the supporting leg is plugged on accordingly respectively
The second fixes sleeve in, be provided with Adjusting bolt Adjusting screw between second fixes sleeve and supporting leg.
Further, the Adjusting bolt Adjusting screw is sheathed on the outside of second fixes sleeve, and the Adjusting bolt Adjusting screw
Lower end is rotatablely connected with second fixes sleeve, and the upper end of the Adjusting bolt Adjusting screw is threadedly coupled with the supporting leg.
Further, the hoist engine is located at the inside for the polygon that second fixes sleeve is formed.
Further, the support column is rotatablely connected with the sliding sleeve, is fixedly installed on the support column
There is the second worm gear, pass through the second support plate and the sliding sleeve with the both ends of the second worm screw of second worm wheel
Cylinder rotation connection, one end of second worm screw is provided with the second in command.
Further, the first in command includes the rocking bar that one end is fixedly connected with first worm screw, described to shake
The other end slip of bar is provided with the positioning column with first worm screw parallel arrangement, the left and right both ends point of the positioning column
Baffle is not provided with, is provided with and the matched location hole of the positioning column in the first support plate of the first in command.
Further, guide rail and sliding block, the free end point of the driving beam are respectively arranged on the medial surface of the vertical beam
It is not fixedly connected with the sliding block.
Further, first worm screw is located at the rear side of first worm gear.
Further, second worm screw in left-right direction, and positioned at second worm gear rear side.
Further, it is provided with idler wheel on the chassis.
The beneficial effects of the invention are as follows：
1st, use the boom hoisting carry out lifting construction during, without additionally arranging suspension centre, by device in itself come
Steel member, the lifting of pipeline, installation are aided in, construction efficiency is high, and safety coefficient is big, has very big flexibility, and will not be to original
Some civil engineering operation finished products damage.
2nd, by the way that lifting unit is designed to telescopic form, so as to meet different factory building heights, adaptability
By force.
3rd, the lifting unit of boom hoisting can not only lift, and can also rotate, and disclosure satisfy that different position and angle
Lifting requirements, it is easy to operate using flexible.
4th, the boom hoisting is when being fixed, the form for the traditional increase chassis weight abandoned, but by the bottom of at
Telescopic fixed cell on disk is set, only needs to extend fixed cell when needing fixed, supports the upper plane of fixed cell
It leans against on the upper side of workshop, so as to which boom hoisting be avoided to topple over, so not only ensure that fixed reliability, but also subtract
The small weight of entire boom hoisting applies more flexibly.
5th, the supporting rack of fixed cell is a square frame, and tool is there are one plane, accordingly even when the upper side of workshop is not
One plane, can also realize the fixation of boom hoisting.
6th, by that in the inside of fixed cell, falling object from high altitude can be avoided to damage hoist engine hoist engine design,
Play the role of protection.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1；
Fig. 3 is the enlarged structure schematic diagram of part B in Fig. 1；
Fig. 4 is the enlarged structure schematic diagram of C portion in Fig. 1；
Connection relationship diagrams of the Fig. 5 between rocking bar and positioning column；
Fig. 6 is the enlarged structure schematic diagram of D parts in Fig. 1；
Connection relationship diagrams of the Fig. 7 between the first fixes sleeve, sliding sleeve and support column；
Fig. 8 is the side view of the present invention；
Fig. 9 is the structure diagram when present invention is in stationary state；
Figure 10 is the A-A sectional views in Fig. 9.
In figure：1- chassis, 11- idler wheels, 12- first pulleys, 2- hoist engines, 21- hawsers, 3- lifting units, 31- vertical beams,
311- guide rails, 312- sliding blocks, 32- crossbeams, the first support plates of 321-, 3211- location holes, the first fixes sleeves of 33-, 331- are slided
Slot, 34- sliding sleeves, 341- driving beams, the first tablets of 342-, 343- gussets, the second support plates of 344-, the second worm screws of 345-,
The 346- second in command, 35- screw rods, the first worm gears of 351-, the first worm screws of 36-, the 37- first in command, 371- rocking bars, 372- positioning
Column, 373- baffles, 38- support columns, the second worm gears of 381-, the second tablets of 382-, 383- second pulleys, the 3rd pulleys of 384-, 4-
Fixed cell, the second fixes sleeves of 41-, 42- supporting racks, 421- supporting legs, 43- Adjusting bolt Adjusting screws.
Specific embodiment
In order to facilitate description, it is as shown in Figure 1 now to define coordinate system.
As shown in Figure 1, a kind of boom hoisting applied to indoor construction includes chassis 1, on the chassis 1 from front to back
It is disposed with lifting unit 3 and hoist engine 2.It moves in order to facilitate boom hoisting, is set respectively on four angles on the chassis 1
There is idler wheel 11.
As shown in Figure 1, vertical beam 31 of the lifting unit 3 including being respectively arranged at 1 arranged on left and right sides of chassis, two
Crossbeam 32, and the left and right both ends difference of the crossbeam 32 are set positioned at the upper end of the vertical beam 31 between vertical beam 31 described in root
It is fixedly connected by welding with the vertical beam 31.
As shown in Figure 1, the first fixes sleeve 33 is provided between the crossbeam 32 and chassis 1, and described first fixes
The upper/lower terminal of sleeve 33 is bolted to connection respectively with the crossbeam 32 and chassis 1.First fixes sleeve
The sliding sleeve 34 that can be slided up and down along first fixes sleeve 33 is provided in 33.As shown in Fig. 2, the sliding sleeve
It (is interior using the one side that two vertical beams 31 are opposite that the arranged on left and right sides of 34 lower end, which is respectively arranged with the driving beam 341 extended outward,
Side), the left and right sides of first fixes sleeve 33 is separately provided for accommodating the sliding slot 331 of the driving beam 341.It is described
On the medial surface of vertical beam 31 guide rail being arranged in a vertical direction is respectively arranged with (using the opposite one side of two vertical beams 31 as inside)
311, be provided on the guide rail 311 with 311 matched sliding block 312 of the guide rail, two driving beams 341 it is outstanding
Dead end is fixedly connected respectively with the sliding block 312 by screw.
As shown in Figures 2 and 3, left and right the two of first fixes sleeve 33 is located between the crossbeam 32 and chassis 1
Side is respectively arranged with screw rod 35, and the upper/lower terminal of the screw rod 35 passes through bearing assembly and the crossbeam 32 and bottom respectively
Disk 1 is rotatablely connected.It is provided on the driving beam 341 and 35 matched threaded hole of the screw rod.Two screw rods
Top on 35 positioned at the crossbeam 32 is fixedly installed the first worm gear 351 respectively.As shown in Figure 1 and Figure 4, the crossbeam 32
Left and right both ends are fixedly installed the first support plate 321 respectively, a left side with 351 matched first worm screw 36 of the first worm gear,
Right both ends are rotatablely connected respectively by bearing assembly and first support plate 321, and one end of first worm screw 36 is set
It is equipped with to drive the first in command 37 that the first worm screw 36 rotates.
In order to avoid in hoisting heavy, colliding between weight and the first worm screw 36, the damage of the first worm screw 36 is caused
It is bad, as shown in Figure 1, first worm screw 36 is located at the rear side of first worm gear 351.
Further, due to during work lifting unit 3 hung weight, under gravity, 35 He of screw rod
Self-lock force between threaded hole possibly can not meet, and sliding sleeve 34 is caused to glide.For this purpose, as shown in Figure 4 and Figure 5, it is described
The first in command 37 includes rocking bar 371, and one end of the rocking bar 371 is fixedly connected with first worm screw 36, the rocking bar 371
The other end be provided with positioning column 372 with described first worm screw 36 parallel arrangement, the left and right both ends of the positioning column 372
It is separately provided for the baffle 373 of limitation 372 axial displacement of positioning column.It is provided on the rocking bar 371 for accommodating
The through hole of positioning column 372 is stated, and the positioning column 372 can horizontally slip along the through hole.Close to the first in command 37
The first support plate 321 on be provided with multiple with the 372 matched location hole 3211 of positioning column, and multiple positioning
Hole 3211 is evenly distributed with along with the first worm screw 36 for the circumferencial direction in the center of circle.
As shown in Figure 6 and Figure 7, the lifting unit 3 further includes support column 38, and the lower end of the support column 38 is inserted into
The inside of the sliding sleeve 34, and between the support column 38 and sliding sleeve 34 positioned at the sliding sleeve 34 it is upper,
Lower both ends are respectively arranged with bearing assembly, and the support column 38 is rotated by bearing assembly with the sliding sleeve 34 to be connected
It connects.
As shown in Figure 6 and Figure 7, the top on the support column 38 positioned at the sliding sleeve 34 is fixedly installed second
Worm gear 381.The upper end of the sliding sleeve 34 is provided with and vertically arranged first tablet of the axis of the sliding sleeve 34
342, further, polylith gusset 343, and polylith are provided between 342 downside of the first tablet and sliding sleeve 34
Gusset 343 is along the circumferential direction uniformly distributed.The arranged on left and right sides of the upper side of first tablet 342 is respectively arranged with the second support plate
344, be provided between the second support plate 344 described in two pieces with 381 matched second worm screw 345 of the second worm gear,
And the left and right both ends of second worm screw 345 are rotatablely connected respectively by bearing assembly and second support plate 344.Institute
The one end for stating the second worm screw 345 is provided with to drive the second in command 346 of second worm screw 345.
Preferably, second worm screw 345 in left-right direction, and positioned at second worm gear 381 rear side.
As illustrated in figures 1 and 8, is provided on the chassis 1 between the hoist engine 2 and lifting unit 3
One pulley 12 is provided with the second tablet 382 with the axially vertical arrangement of the support column 38 on the support column 38, described
The front and rear sides of second tablet 382 are respectively arranged with the 3rd pulley 384 and second pulley 383.Roll up the freedom of the hawser 21 of model machine
End is successively around first pulley 12,383 and the 3rd pulley 384 of second pulley.
During work, working depth as needed first adjusts the overhang of sliding sleeve 34, that is, rotates the first in command 37,
By the first worm screw 36 and the first worm gear 351 screw rod 35 is driven to rotate, so as to control the raising and lowering of driving beam 341, and then
Control the raising and lowering of sliding sleeve 34.When adjusting to suitable position, positioning column 372 is promoted inwardly (with two first
The opposite one side of support plate 321 is inside) positioning column 372 is made to be inserted into corresponding location hole 3211.Then in 2 cable of hoist engine
The free end binding installed part of rope 21, hoist engine 2 starts, and installed part is lifted to suitable height, then construction personnel according to
It needs to rotate the second in command 346, until installed part turns to suitable angle position.
Further, in order to avoid boom hoisting is toppled over during lifting, the weight on chassis 1 usually can all be increased
Amount can so increase the weight of entire boom hoisting, and heavy, application is dumb.
For this purpose, as shown in Figure 8 and Figure 9, fixed cell 4 is provided on the chassis 1.The fixed cell 4 includes
At least three second fixes sleeves 41, and the second fixes sleeve 41 described in more together forms convex polygon, described second
The lower end of fixes sleeve 41 is fixedly connected with the chassis 1.As a kind of specific embodiment, second described in the present embodiment
The quantity of fixes sleeve 41 is four, and the second fixes sleeve 41 described in four is in the matrix arrangement of two rows two row.Described
Fixed cell 4 further includes supporting rack 42, and supporting leg 421, the quantity of the supporting leg 421 are provided on the downside of support frame as described above 42
Identical with the quantity of second fixes sleeve 41, position corresponds, and the supporting leg 421 is plugged on corresponding the respectively
In two fixes sleeves 41.
As shown in Figure 10, Adjusting bolt Adjusting screw 43 is both provided between second fixes sleeve 41 and supporting leg 421, it is described
Socket swivel nut is arranged the outside with second fixes sleeve 41, and the lower end of the Adjusting bolt Adjusting screw 43 is fixed with described second
Sleeve 41 is rotatablely connected, and the upper end of the Adjusting bolt Adjusting screw 43 is threadedly coupled with the supporting leg 421.
Further, in order to improve work efficiency, the supporting leg 421 is divided into optical axis section and screw thread from top to bottom
Section, and the root diameter of the end of thread is more than the diameter of the optical axis section.
Further, in order to protect hoist engine 2, falling object from high altitude is avoided to damage, as shown in Figure 1, the volume
It raises machine 2 and is located at the inside for the polygon that second fixes sleeve 41 is formed, and cover board is provided on the supporting rack 42
(not shown).
When needing fixed, the supporting rack 42 is pulled up upwards first, until the Adjusting bolt Adjusting screw 43 starts to depart from institute
The second fixes sleeve 41 stated, then four Adjusting bolt Adjusting screws 43 of turn simultaneously, make the supporting rack 42 continue to rise, until institute
The step surface for stating Adjusting bolt Adjusting screw 43 is held out against on the upper surface of second fixes sleeve 41, the step surface be with it is described
421 matched threaded hole of supporting leg and the step surface between the second fixation matched unthreaded hole of swivel nut.
Claims (10)
1. a kind of boom hoisting applied to indoor construction, it is characterised in that：Including chassis, on the chassis from front to back according to
It is secondary to be provided with lifting unit and hoist engine；
The lifting unit includes two vertical beams arranged in left-right direction, sets crossbeam between the vertical beam described in two, institute
The first fixes sleeve is provided between the crossbeam stated and chassis, sliding sleeve is provided in first fixes sleeve, it is described
The arranged on left and right sides of sliding sleeve lower end is respectively arranged with driving beam, is provided in first fixes sleeve for accommodating
State the sliding slot of driving beam；
Screw rod is set on the driving beam, and the upper/lower terminal of the screw rod rotates with the crossbeam and chassis connect respectively
It connects；
The upper end of the screw rod is provided with the first worm gear, passes through respectively with the both ends of the first worm screw of first worm wheel
First support plate is rotatablely connected with the crossbeam, and one end of first worm screw is provided with the first in command；
Support column is provided in the sliding sleeve, the upper end of the support column is provided with the second tablet, second tablet
Front and rear sides be respectively arranged with the 3rd pulley and second pulley, be provided with first pulley on the chassis.
2. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：It further includes fixed single
Member, the fixed cell includes supporting rack and at least three second fixes sleeves, and the second fixes sleeve described in more is total to
With convex polygon is formd, supporting leg, the quantity of the supporting leg and second fixes sleeve are provided on the supporting rack
Quantity is identical, and position corresponds, and the supporting leg is plugged on respectively in corresponding second fixes sleeve, and described second is solid
Determine to be provided with Adjusting bolt Adjusting screw between sleeve and supporting leg.
3. a kind of boom hoisting applied to indoor construction according to claim 2, it is characterised in that：The adjusting spiral shell
The outside of second fixes sleeve is sheathed on, and the lower end of the Adjusting bolt Adjusting screw rotates with second fixes sleeve and connects
It connects, the upper end of the Adjusting bolt Adjusting screw is threadedly coupled with the supporting leg.
4. a kind of boom hoisting applied to indoor construction according to claim 2, it is characterised in that：The hoist engine
The inside of the polygon formed positioned at second fixes sleeve.
5. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：The support column
It is rotatablely connected with the sliding sleeve, the second worm gear is fixedly installed on the support column, with the second worm gear phase
The both ends of second worm screw of cooperation are rotatablely connected by the second support plate and the sliding sleeve, one end of second worm screw
It is provided with the second in command.
6. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：The first
Hand includes the rocking bar that is fixedly connected with first worm screw of one end, and the other end of the rocking bar, which slides, to be provided with and described the
The positioning column of one worm screw parallel arrangement, the left and right both ends of the positioning column are respectively arranged with baffle, close to the first in command's
It is provided in first support plate and the matched location hole of the positioning column.
7. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：The vertical beam it is interior
Guide rail and sliding block are respectively arranged on side, the free end of the driving beam is fixedly connected respectively with the sliding block.
8. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：First snail
Bar is located at the rear side of first worm gear.
9. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：Second snail
Bar in left-right direction, and is located at the rear side of second worm gear.
10. a kind of boom hoisting applied to indoor construction according to claim 1, it is characterised in that：The chassis
On be provided with idler wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810089644.0A CN108100913B (en) | 2018-01-30 | 2018-01-30 | Hoisting device applied to indoor construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810089644.0A CN108100913B (en) | 2018-01-30 | 2018-01-30 | Hoisting device applied to indoor construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108100913A true CN108100913A (en) | 2018-06-01 |
| CN108100913B CN108100913B (en) | 2023-09-26 |
Family
ID=62221369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810089644.0A Active CN108100913B (en) | 2018-01-30 | 2018-01-30 | Hoisting device applied to indoor construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108100913B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2422229A1 (en) * | 1974-05-08 | 1975-11-27 | Erik Ingvar Andersson | Prefabricated building mobile crane - has chassis and telescopic derricking jib allowing passage through doorways and hydraulic derricking rams |
| JPS5749888U (en) * | 1980-09-03 | 1982-03-20 | ||
| JPS5762779U (en) * | 1980-10-02 | 1982-04-14 | ||
| JPH1143286A (en) * | 1997-05-27 | 1999-02-16 | Daisan Unyu Kk | Crane |
| CN201473224U (en) * | 2009-08-31 | 2010-05-19 | 谈德振 | Miniature translational lifting machine |
| CN203653144U (en) * | 2013-12-17 | 2014-06-18 | 中建一局集团第五建筑有限公司 | Building construction lifting device |
| CN204138205U (en) * | 2014-08-18 | 2015-02-04 | 中国建筑第七工程局有限公司 | A kind of movable suspending arm hanging device of safety and stability |
| CN204384739U (en) * | 2014-12-26 | 2015-06-10 | 天津东方海川门窗幕墙工程有限公司 | Loop wheel machine |
| CN204569219U (en) * | 2015-01-12 | 2015-08-19 | 岳中珩 | A kind of airplane wheel installation and removal device |
| CN105584937A (en) * | 2016-03-03 | 2016-05-18 | 上汽大众汽车有限公司 | Tool turret hoisting tool |
| CN107445072A (en) * | 2017-08-17 | 2017-12-08 | 孙文站 | A kind of power equipment maintenance hanging apparatus |
| CN208022627U (en) * | 2018-01-30 | 2018-10-30 | 中国电建集团山东电力建设第一工程有限公司 | A kind of boom hoisting applied to indoor construction |
-
2018
- 2018-01-30 CN CN201810089644.0A patent/CN108100913B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2422229A1 (en) * | 1974-05-08 | 1975-11-27 | Erik Ingvar Andersson | Prefabricated building mobile crane - has chassis and telescopic derricking jib allowing passage through doorways and hydraulic derricking rams |
| JPS5749888U (en) * | 1980-09-03 | 1982-03-20 | ||
| JPS5762779U (en) * | 1980-10-02 | 1982-04-14 | ||
| JPH1143286A (en) * | 1997-05-27 | 1999-02-16 | Daisan Unyu Kk | Crane |
| CN201473224U (en) * | 2009-08-31 | 2010-05-19 | 谈德振 | Miniature translational lifting machine |
| CN203653144U (en) * | 2013-12-17 | 2014-06-18 | 中建一局集团第五建筑有限公司 | Building construction lifting device |
| CN204138205U (en) * | 2014-08-18 | 2015-02-04 | 中国建筑第七工程局有限公司 | A kind of movable suspending arm hanging device of safety and stability |
| CN204384739U (en) * | 2014-12-26 | 2015-06-10 | 天津东方海川门窗幕墙工程有限公司 | Loop wheel machine |
| CN204569219U (en) * | 2015-01-12 | 2015-08-19 | 岳中珩 | A kind of airplane wheel installation and removal device |
| CN105584937A (en) * | 2016-03-03 | 2016-05-18 | 上汽大众汽车有限公司 | Tool turret hoisting tool |
| CN107445072A (en) * | 2017-08-17 | 2017-12-08 | 孙文站 | A kind of power equipment maintenance hanging apparatus |
| CN208022627U (en) * | 2018-01-30 | 2018-10-30 | 中国电建集团山东电力建设第一工程有限公司 | A kind of boom hoisting applied to indoor construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108100913B (en) | 2023-09-26 |
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