CN108002245B - Small-size loop wheel machine for building - Google Patents
Small-size loop wheel machine for building Download PDFInfo
- Publication number
- CN108002245B CN108002245B CN201711257255.6A CN201711257255A CN108002245B CN 108002245 B CN108002245 B CN 108002245B CN 201711257255 A CN201711257255 A CN 201711257255A CN 108002245 B CN108002245 B CN 108002245B
- Authority
- CN
- China
- Prior art keywords
- motor
- connecting rod
- rod
- telescopic rod
- steel cable
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 238000004804 winding Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003779 hair growth Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
- B66C23/166—Simple cranes with jibs which may be fixed or can slew or luff
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/20—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
- B66C23/202—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures with supporting couples provided from below, e.g. by floors of buildings
Abstract
The invention discloses a small-sized crane for construction, which comprises a mounting flat plate, a main connecting rod and a base, wherein a second motor is arranged on the mounting flat plate close to the primary side position of a first coiling wheel, a third motor is arranged on the mounting flat plate at the other side position of the first motor, a main supporting rod is arranged at the center of the base, one end of the main connecting rod is connected with a fixed plate, a second telescopic rod and a first telescopic rod are arranged below the fixed plate, a bearing plate is arranged below a second guide wheel through a steel cable, the bearing plate is provided with the bearing plate, the bearing plate can not shake under the influence of wind power, articles on a lifting hook below the bearing plate keep stable movement, the first telescopic rod, the second telescopic rod and a steel cable lantern ring are arranged, when the small-sized crane is used, the steel cable is pulled to a worker through the extension and retraction of the telescopic rod, and the worker takes down the articles, the problem that the body is hit by sundries falling upstairs when the worker stretches out the body of the worker out of the window when taking articles is avoided.
Description
Technical Field
The invention belongs to the technical field of buildings, and particularly relates to a small crane for buildings.
Background
The lifting machine is also called lifting machine, small lifting machine and portable lifting machine, is a small mechanical device with excellent performance and wide application, is suitable for lifting operation of high-rise buildings, such as lifting of various building materials and various decorative materials, has unique advantages particularly for wide materials such as wood boards and wood boards which are inconvenient to carry in corridors, and can be used for loading and unloading large workpieces in machining workshops, production assembly lines of household power plants and food plants, warehouses, household lifting articles and the like.
But the small-size loop wheel machine on the existing market can not satisfy the operation requirement, when the lifting hook catches on article upward movement during the use, receive the influence of factors such as wind-force, the cable wire can rock, article rock in the air and have the danger that drops, very big potential safety hazard has during the loop wheel machine operation, and when article were hoisted the loop wheel machine top, need the staff stretch out the hand and just can take off from the loop wheel machine after fixing article, the staff stretches out the window from the health and goes to contact article, very easy emergence accident, problem based on above appearing, provide a small-size loop wheel machine for building.
Disclosure of Invention
The invention aims to provide a small-sized crane for buildings, which solves the problems that the crane provided by the background technology has great potential safety hazard during operation, and when an article is hoisted to the top of the crane, the article can be taken down from the crane after being fixed by a worker stretching his hand, and the worker can extend out of a window from the body to contact the article, so that accidents are easy to happen.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a small-size loop wheel machine for building, is dull and stereotyped, main connecting rod and base including the installation, the KZPB controller is installed to dull and stereotyped one side of installation, and the altitude mixture control pole is installed to the opposite side, first motor is installed to one side of KZPB controller, and one side of first motor installs first reel, the dull and stereotyped primary side position department that is close to first reel of installation installs the second motor, and the one end of second motor is connected with the second reel, the dull and stereotyped opposite side position department that lies in first motor of installation installs the third motor, and the one end of third motor is connected with the third reel.
preferably, the base is provided with a main support rod at the center, a support frame is arranged above the base, and a mounting seat is arranged at the top end of the main support rod.
Preferably, one end of the main connecting rod is connected with a fixing plate, a second connecting rod is arranged in the middle of the fixing plate, a second guide wheel is arranged at one side position, close to the fixing plate, of the main connecting rod, a small guide wheel is arranged at one end of the second connecting rod, a third connecting rod is arranged at one side position, close to the second connecting rod, of the fixing plate, a first guide wheel is connected with one end of the first connecting rod, a third guide wheel is connected with one end of the third connecting rod, a second telescopic rod and a first telescopic rod are arranged below the fixing plate, a steel cable lantern ring is arranged at one end of the first telescopic rod, balls are fixedly connected inside the steel cable lantern ring through a fixing ring, a bearing plate is arranged below the second guide wheel through a steel cable, a placing box is arranged on the bearing plate, and the bottom of the bearing plate is connected with a lifting, the internally mounted of second telescopic link has the fourth motor, the one end of fourth motor is connected with the slide bar through the belt, and the one end of slide bar is provided with the pivot, and the other end is provided with the slide rail.
Preferably, the third motor, the second motor, the first motor, the fourth motor, the first telescopic rod and the second telescopic rod are all electrically connected with the KZPB controller.
preferably, the placing box is of a cuboid structure.
Preferably, the number of the second telescopic rods is two, and the two second telescopic rods are fixed on the connecting rod.
Preferably, at least ten balls are arranged, and the ten balls are all fixed on the fixed ring.
Preferably, the rotation angle of the main connecting rod ranges from 0 to 45 °.
compared with the prior art, the invention has the beneficial effects that:
(1) The bearing plate is arranged, the top end of the bearing plate is simultaneously lifted by the three steel cables when the bearing plate is used, when the bearing plate moves upwards, the three steel cables form force in the directions of three vertexes on a triangle, the bearing plate has stability, the bearing plate cannot shake due to the influence of wind force when the bearing plate moves, articles on the lifting hook below the bearing plate keep moving stably, the problem that safety accidents occur due to the fact that the articles shake due to the influence of the wind force in the moving process is solved, the safety of the crane is improved, and the safety of workers is guaranteed.
(2) when the telescopic rod type article picking device is used, when the article is pulled to the top end of the crane by the crane, a user does not need to stretch hands to take the article off, a power button of the telescopic rod is started, the KZPB controller controls the fourth motor to start working, a main shaft of the fourth motor rotates to drive the rotating shaft to rotate through the belt, the rotating shaft rotates to drive the sliding rod to slide on the sliding rail, the sliding rod moves up and down to drive the telescopic rod to stretch, the steel cable is fixed by the steel cable sleeve ring at one end of the telescopic rod, the steel cable is pulled to a worker through stretching of the telescopic rod, the worker takes the article off, the problem that the body of the worker stretches out of a window when the worker takes the article is solved, the body of the worker is hit by sundries falling on the floor, and the labor intensity of the worker is reduced.
drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a hair growth diagram of zone A of the present invention;
FIG. 5 is a schematic view of the internal structure of the telescopic rod of the present invention;
FIG. 6 is a circuit block diagram of the telescoping pole of the present invention;
In the figure: 1, installing a flat plate; 2-a first reel; 3-a steel cord; 4-a small guide wheel; 5-a first connecting rod; 6-a first guide wheel; 7-a second connecting rod; 8-a second guide wheel; 9-placing a box; 10-bearing plate; 11-a first telescopic rod; 12-a second telescopic rod; 13-a hook; 14-a main connecting rod; 15-height adjusting rod; 16-a support frame; 17-a base; 18-main support bar; 19-a second electric machine; a 20-KZPB controller; 21-a mounting seat; 22-a third motor; 23-a third reel; 24-a first motor; 25-a second reel; 26-a third guide wheel; 27-a fixing plate; 28-a third connecting rod; 29-a wire rope collar; 30-a stationary ring; 31-steel balls; 32-a slide bar; 33-a fourth motor; 34-a belt; 35-a rotating shaft; 36-sliding rail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides the following technical solutions: a small-sized crane for construction comprises a mounting flat plate 1, a main connecting rod 14 and a base 17, wherein a KZPB controller 20 is mounted on one side of the mounting flat plate 1, a height adjusting rod 15 is mounted on the other side of the mounting flat plate, a first motor 24 is mounted on one side of the KZPB controller 20, a first reel 2 is mounted on one side of the first motor 24, a second motor 19 is mounted on the mounting flat plate 1 at a position close to the primary side of the first reel 2, one end of the second motor 19 is connected with a second reel 25, a third motor 22 is mounted on the mounting flat plate 1 at a position close to the other side of the first motor 24, one end of the third motor 22 is connected with a third reel 23, a main supporting rod 18 is mounted at the center of the base 17, a supporting frame 16 is mounted above the base 17, a mounting base 21 is mounted at the top end of the main supporting rod 18, one end of the main connecting rod 14 is connected with a fixing plate 27, and a, a second guide wheel 8 is arranged at one end of the second connecting rod 7 on the main connecting rod 14 close to one side of the fixing plate 27, a small guide wheel 4 is arranged at one side of the fixing plate 27 close to the second connecting rod 7, a third connecting rod 28 is arranged at the other side of the fixing plate 27, a first guide wheel 6 is connected with one end of the first connecting rod 5, a third guide wheel 26 is connected with one end of the third connecting rod 28, a second telescopic rod 12 and a first telescopic rod 11 are arranged below the fixing plate 27, a steel cable sleeve ring 29 is arranged at one end of the first telescopic rod 11, a ball 31 is fixedly connected inside the steel cable sleeve ring 29 through a fixing ring 30, a bearing plate 10 is arranged below the second guide wheel 8 through a steel cable 3, a placing box 9 is arranged on the bearing plate 10, a lifting hook 13 is connected at the bottom of the bearing plate 10, a fourth motor 33 is arranged inside the second telescopic rod 12, and one end of the fourth motor 33, and one end of the slide bar 32 is provided with a rotating shaft 35, the other end is provided with a slide rail 36, and the third motor 22, the second motor 19, the first motor 24, the fourth motor 33, the first telescopic rod 11 and the second telescopic rod 12 are all electrically connected with the KZPB controller 20.
Preferably, the placing box 9 has a rectangular parallelepiped structure.
Preferably, the number of the second telescopic rods 12 is two, and the two second telescopic rods 12 are fixed on the connecting rod.
Preferably, at least ten balls 31 are provided, and the ten balls 31 are all fixed to the stationary ring 30.
Preferably, the main connecting rod 14 is rotated in an angle ranging from 0 to 45 °.
The working principle and the using process of the invention are as follows: before use, a user installs the crane on a working floor, the base 17 is fixed on the ground through expansion screws, the user connects an external power supply with the crane, the worker hangs an article on the hook 13 downstairs, the worker starts power buttons of the third motor 22, the second motor 19 and the first motor 24, the KZPB controller 20 controls the third motor 22, the second motor 19 and the first motor 24 to work simultaneously, main shafts of the third motor 22, the second motor 19 and the first motor 24 rotate to respectively drive the first wire winding wheel 2, the second motor 19 and the second wire winding wheel 25 to rotate, the first wire winding wheel 2, the second motor 19 and the second wire winding wheel 25 wind up the steel cable 3, the steel cable 3 pulls the bearing plate to move upwards, the steel cable 3 pulls the article to the top end of the crane, the user starts a telescopic rod power button, the KZPB controller 20 controls the fourth motor 33 to start working, the main shaft of the fourth motor 33 rotates to drive the rotating shaft 35 to rotate through the belt 34, the rotating shaft 35 rotates to drive the sliding rod 32 to slide on the sliding rail 36, the up-and-down movement of the sliding rod 32 drives the telescopic rod to stretch, the steel cable 3 is fixed by the steel cable lantern ring 29 at one end of the telescopic rod, and the steel cable 3 is pulled to a worker through the stretching of the telescopic rod.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. the utility model provides a small-size loop wheel machine for building, is dull and stereotyped (1), main connecting rod (14) and base (17) including the installation, its characterized in that: a KZPB controller (20) is installed on one side of the installation flat plate (1), a height adjusting rod (15) is installed on the other side of the installation flat plate (1), a first motor (24) is installed on one side of the KZPB controller (20), a first winding wheel (2) is installed on one side of the first motor (24), a second motor (19) is installed on the installation flat plate (1) at a position close to the primary side of the first winding wheel (2), one end of the second motor (19) is connected with a second winding wheel (25), a third motor (22) is installed on the installation flat plate (1) at the position on the other side of the first motor (24), one end of the third motor (22) is connected with a third winding wheel (23), a main support rod (18) is installed on the base (17) at the center, a support frame (16) is installed above the base (17), and a mounting seat (21) is installed at the top end of the main support rod (18), one end of the main connecting rod (14) is connected with a fixing plate (27), a second connecting rod (7) is installed in the middle of the fixing plate (27), a small guide wheel (4) is arranged at one side position, close to the fixing plate (27), of the main connecting rod (14), a second guide wheel (8) is installed at one end of the second connecting rod (7), a small guide wheel (4) is arranged at one side position, close to the second connecting rod (7), of the fixing plate (27), a third connecting rod (28) is installed at the other side position, one end of the first connecting rod (5) is connected with a first guide wheel (6), one end of the third connecting rod (28) is connected with a third guide wheel (26), a second telescopic rod (12) and a first telescopic rod (11) are installed below the fixing plate (27), a steel cable lantern ring (29) is installed at one end of the first telescopic rod (11), and balls (31) are fixedly connected inside the steel cable lantern ring (29, a bearing plate (10) is mounted below the second guide wheel (8) through a steel cable (3), a placing box (9) is arranged on the bearing plate (10), the bottom of the bearing plate (10) is connected with a lifting hook (13), a fourth motor (33) is mounted inside the second telescopic rod (12), one end of the fourth motor (33) is connected with a sliding rod (32) through a belt (34), a rotating shaft (35) is arranged at one end of the sliding rod (32), a sliding rail (36) is arranged at the other end of the sliding rod, and the third motor (22), the second motor (19), the first motor (24), the fourth motor (33), the first telescopic rod (11) and the second telescopic rod (12) are all electrically connected with a KZPB controller (20);
the placing box (9) is of a cuboid structure;
The number of the second telescopic rods (12) is two, and the two second telescopic rods (12) are fixed on the connecting rod;
At least ten balls (31) are arranged, and the ten balls (31) are all fixed on the fixed ring (30);
The range of the rotation angle of the main connecting rod (14) is 0-45 degrees;
Before the use, a user installs the crane on a working floor, the base (17) is fixed on the ground through expansion screws, the user connects an external power supply with the crane, the worker hangs an article on the hook (13) downstairs, the worker starts power supply buttons of the third motor (22), the second motor (19) and the first motor (24), the KZPB controller (20) controls the third motor (22), the second motor (19) and the first motor (24) to work simultaneously, main shafts of the third motor (22), the second motor (19) and the first motor (24) rotate to respectively drive the first winding wheel (2), the second motor (19) and the second winding wheel (25) to rotate, the first winding wheel (2), the second motor (19) and the second winding wheel (25) wind up the steel cable (3), the steel cable (3) pulls the bearing plate to move upwards, the steel cable (3) pulls the article to the top end of the crane, the user starts telescopic link power button, KZPB controller (20) control fourth motor (33) begins work, fourth motor (33) main shaft rotates and drives pivot (35) through belt (34) and rotate, pivot (35) rotate and drive slide bar (32) and slide on slide rail (36), the up-and-down motion of slide bar (32) drives the telescopic link and stretches out and draws back, cable wire (3) are fixed in cable wire lantern ring (29) of telescopic link one end, stretch out and draw cable wire (3) to the staff through the flexible of telescopic link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711257255.6A CN108002245B (en) | 2017-12-04 | 2017-12-04 | Small-size loop wheel machine for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711257255.6A CN108002245B (en) | 2017-12-04 | 2017-12-04 | Small-size loop wheel machine for building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108002245A CN108002245A (en) | 2018-05-08 |
| CN108002245B true CN108002245B (en) | 2019-12-10 |
Family
ID=62056178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711257255.6A Active CN108002245B (en) | 2017-12-04 | 2017-12-04 | Small-size loop wheel machine for building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108002245B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108928752A (en) * | 2018-07-28 | 2018-12-04 | 滁州安阳智能科技有限公司 | A kind of cantilever type lifter for logistics transportation |
| CN109279523B (en) * | 2018-08-16 | 2020-01-10 | 上海祥威国际货物运输代理有限公司 | Bearing and transferring device for warehouse logistics |
| CN110155889A (en) * | 2019-05-27 | 2019-08-23 | 北京华正弘远工程技术有限公司 | One kind being used for indoor small-sized cable wire loop wheel machine |
| CN111170174B (en) * | 2019-12-12 | 2021-06-08 | 江苏鹤钢重工有限公司 | Hoisting and transporting equipment for wind power generation blades |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB230178A (en) * | 1923-12-06 | 1925-03-06 | Arthur Burridge | Improvements in cranes |
| CN2625370Y (en) * | 2002-12-16 | 2004-07-14 | 李玉芝 | Portable lifting crane |
| CN202440246U (en) * | 2012-01-09 | 2012-09-19 | 佛山市南海高达建筑机械有限公司 | Novel flexible trolley-jib single-boom multi-purpose fixed crane |
| CN202575758U (en) * | 2012-04-28 | 2012-12-05 | 青州市中文机械有限公司 | Roof covering lift |
| CN204778475U (en) * | 2015-05-12 | 2015-11-18 | 浙江海洋学院 | Marine equipment that lifts by crane |
| CN105565180A (en) * | 2014-10-05 | 2016-05-11 | 上海岑晨钢结构网架有限公司 | Large steel structure lifting method and large steel structure lifting apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672817B (en) * | 2016-11-28 | 2018-11-02 | 大连海事大学 | Peculiar to vessel subtract of one kind shaking crane |
-
2017
- 2017-12-04 CN CN201711257255.6A patent/CN108002245B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB230178A (en) * | 1923-12-06 | 1925-03-06 | Arthur Burridge | Improvements in cranes |
| CN2625370Y (en) * | 2002-12-16 | 2004-07-14 | 李玉芝 | Portable lifting crane |
| CN202440246U (en) * | 2012-01-09 | 2012-09-19 | 佛山市南海高达建筑机械有限公司 | Novel flexible trolley-jib single-boom multi-purpose fixed crane |
| CN202575758U (en) * | 2012-04-28 | 2012-12-05 | 青州市中文机械有限公司 | Roof covering lift |
| CN105565180A (en) * | 2014-10-05 | 2016-05-11 | 上海岑晨钢结构网架有限公司 | Large steel structure lifting method and large steel structure lifting apparatus |
| CN204778475U (en) * | 2015-05-12 | 2015-11-18 | 浙江海洋学院 | Marine equipment that lifts by crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108002245A (en) | 2018-05-08 |
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Denomination of invention: A small crane for construction Effective date of registration: 20231113 Granted publication date: 20191210 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: Hengjiayuan Construction Development Co.,Ltd. Registration number: Y2023980065387 |
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Denomination of invention: A small crane for construction Granted publication date: 20191210 Pledgee: Dongying Bank Co Ltd Petroleum University Branch Pledgor: Hengjiayuan Construction Development Co.,Ltd. Registration number: Y2024980011404 |