CN111533011B - Hanger trolley and using method thereof - Google Patents
Hanger trolley and using method thereof Download PDFInfo
- Publication number
- CN111533011B CN111533011B CN202010411852.5A CN202010411852A CN111533011B CN 111533011 B CN111533011 B CN 111533011B CN 202010411852 A CN202010411852 A CN 202010411852A CN 111533011 B CN111533011 B CN 111533011B
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- 238000000034 method Methods 0.000 title claims description 22
- 238000009434 installation Methods 0.000 claims abstract description 38
- 239000000725 suspension Substances 0.000 claims description 18
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009439 industrial construction Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000013519 translation 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
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
- B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
-
- 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
- B66C13/18—Control systems or devices
- B66C13/20—Control systems or devices for non-electric drives
-
- 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
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model provides a gallows dolly, includes universal wheel, base roof beam, flexible stand, vertical hydraulic stem, flexible crossbeam, lifting hook, davit hydraulic stem, flexible davit, electrical control box, one-way baffle, horizontal hydraulic stem, hydraulic tank, its characterized in that, both sides base roof beam below install four universal wheels, there is one-way baffle on the base roof beam, the flexible stand of base roof beam tip welding, vertical hydraulic stem is connected at telescopic both ends respectively, the flexible crossbeam of welding between the flexible stand, horizontal hydraulic stem control, there are two flexible davits on the top of flexible stand, by ball hub connection, davit hydraulic stem control, the lower surface of flexible davit is last to weld the lifting hook, electrical control box welding is fixed with hydraulic tank on the flexible stand in both sides at the back of gallows dolly. The invention has the beneficial effects that: simple structure, convenient operation, more suitability to the great engineering project of cabinet installation quantity, it is efficient and safe level to improve installation compared with prior art, and quality effect is better after the installation.
Description
Technical Field
The invention relates to the field of installation of electrical tray cabinets, in particular to a self-made hanger trolley.
Background
With the development of the electrical industry, the electrical automation control gradually occupies various aspects of the industrial field, the electrical cabinet also gradually goes into each large industrial construction site, the cabinet installation is limited by the construction space, the difficult problem of site construction and installation is always solved, and the installation progress of the whole construction is affected.
The installation of the electrical panel cabinet is always carried out in a rolling rod and panel feeding mode, and then alignment is carried out by using a jack and the like. In recent years, construction methods using manual and mechanical hydraulic forklifts and the like have also appeared. However, both the roller installation and the forklift installation have some defects, such as economical roller disc feeding, low disc feeding speed, poor direction changing property, low safety performance and easy foot rolling; the cabinet is inefficient and more dangerous for larger sizes and weights. The forklift truck is limited by the load bearing pressure of the substation and the space of the site, is limited by the size and the weight of the cabinet, is easy to incline in the moving process, and has higher cost.
Disclosure of Invention
The invention provides a self-made hanger trolley, which aims to solve a series of technical problems caused by the installation of a traditional electrical panel cabinet. The self-made hanging bracket trolley can be arbitrarily stretched transversely and longitudinally by utilizing a hydraulic device to control the hanging bracket trolley, the hanging bracket trolley is matched with the installation of a full-size electric disk cabinet, the extensible installation hanging arm can ensure that the electric disk cabinet to be installed is easily installed at a set position, the hanging arm is hoisted at four points, the electric disk cabinet is prevented from shaking when being hoisted, stable hoisting and transportation are ensured, the round balls at the joint of the hanging arm are connected, the transverse translation installation of the electric disk cabinet can be completed, the unidirectional baffle and the base beam with a boss are prevented from tilting and lodging in the transportation process, and the electric control box is controlled, so that the automatic control of the hanging bracket trolley is ensured. The self-made hanger trolley is reasonable in structural design, convenient to use, exquisite in appearance, small and attractive, suitable for installation of full-size electrical disc cabinets and capable of guaranteeing automatic installation of the disc cabinets through the self-powered control box.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
The utility model provides a gallows dolly, including universal wheel, base roof beam, flexible stand, vertical hydraulic stem, flexible crossbeam, lifting hook, davit hydraulic stem, flexible davit, electric control box, one-way baffle, horizontal hydraulic stem, hydraulic tank, its characterized in that, both sides base roof beam below install four universal wheels, there is one-way baffle on the base roof beam, there is the recess that holds the baffle and fall behind the one-way baffle, base roof beam tip welding flexible stand, flexible stand has three sections, vertical hydraulic stem connects respectively at telescopic both ends, flexible stand passes through vertical hydraulic stem control to rise and reduce, four flexible crossbeams of welding between two flexible stands, flexible crossbeam is two sections, respectively with the both ends welding of horizontal hydraulic stem, horizontal hydraulic stem control flexible distance, there are two flexible davits at the top of flexible stand, be connected by the ball axle between flexible davit and the flexible stand, the both ends are two segmentation, both ends are firmly connected with the both ends of davit controls the flexible distance of flexible davit, four lifting hooks have welded on the lower surface of flexible, electric control box welds four lifting hooks between the back of dolly and the first crossbeam of second, electric control box has the flexible crossbeam on the both sides.
The working method of the self-made hanger trolley is as follows:
firstly, controlling vertical hydraulic rods on two sides by using an electric control box according to the requirements of an electric cabinet to be installed on site, so that a telescopic upright post rises to the height required by lifting the electric cabinet;
secondly, controlling the extension of the transverse hydraulic rod by utilizing an electric control box according to the width of the field installation tray cabinet, and stretching the telescopic cross beam of the hanger trolley to the width required by the installation of the electric tray cabinet;
Thirdly, the electric control box controls the hydraulic rod of the suspension arm to extend, the telescopic suspension arm extends, the extended suspension arm is suspended above the electric appliance cabinet, and four lifting hooks hook lifting rings on four corners of the top end of the electric appliance cabinet;
The fourth step, the electric control box controls the vertical hydraulic rod to lift the telescopic upright post to lift the electric disk cabinet off the surface, then controls the boom hydraulic rod to shrink, places the electric disk cabinet above the base beam, controls the telescopic upright post to descend, and places the electric disk cabinet on the base beam;
and fifthly, universal wheels are arranged below the hanger trolley, so that the electrical panel cabinet can be easily conveyed to a position to be installed, bosses are arranged on the left side beam and the right side beam of the base beam, and a one-way baffle is arranged in front of the base beam, so that the electrical panel cabinet is prevented from falling down, tilting and other conveying accidents in the conveying process.
Sixth, the electrical panel cabinet reaches the required position, and the vertical hydraulic stem of electrical control box control lifts up the electrical panel cabinet, and the davit hydraulic stem is stretched together with flexible davit, settles the electrical panel cabinet to the position that needs to install, because the ball axle of the connection between flexible davit and the flexible stand is connected, if the position that the electrical panel cabinet transported is apart from the mounted position error, can change the transverse position of flexible davit through the flexibility of ball axle, guarantees the installation of electrical panel cabinet.
The number of the universal wheels is 4, the universal wheels are arranged at four corners of the hanger trolley, and the bearing capacity of the universal wheels is 1t.
The height range of the telescopic stand column is 1800mm-2500mm.
The length of the telescopic cross beam ranges from 1000mm to 2200mm.
The length range of the telescopic boom is 700mm-1500mm.
Compared with the prior art, the invention has the beneficial effects that:
1) The self-made hanger trolley is characterized in that the stand columns and the cross beams are telescopic, the sizes of the stand columns and the cross beams are controlled through the hydraulic rods according to the width and the height of the electrical panel cabinets, and therefore all the electrical panel cabinets can be transported and installed, and the practicability is high.
2) According to the self-made hanging bracket trolley, the hanging arm can stretch out and draw back and is connected through the ball shaft, so that the overall process flexibility from lifting to mounting of the electric disk cabinet is guaranteed, mounting errors can be timely adjusted, and mounting accuracy is improved.
3) According to the self-made hanging bracket trolley, four hanging hooks on the hanging arm are matched with hanging rings at four corners on the electrical panel cabinet, so that the electrical panel cabinet can not swing when being lifted by a traditional steel wire rope in the lifting process, the lifting is stable, and the hidden mounting hazards of inclination, unhooking, weightlessness and the like of the electrical panel cabinet caused by unstable lifting are avoided.
4) The self-made hanger trolley has the advantages that the boss on the base beam and the unidirectional baffle are good in stability of the electrical panel cabinet in the transportation process, the electrical panel cabinet is prevented from tilting and lodging, and the electrical panel cabinet is convenient to transport rapidly and efficiently.
5) The self-made hanging bracket trolley has the advantages that the whole structure of the hanging bracket trolley can be reduced by the telescopic structure, and the hanging bracket trolley is convenient to take, transport and place.
6) According to the self-made hanging bracket trolley, the electric control box is used for controlling each hydraulic rod, so that automatic control of the conveying and mounting processes of the hanging bracket trolley is realized, the labor time of on-site operators is saved, the working efficiency is improved, the labor intensity of workers is reduced, the automatic control precision is high, the alignment of workers is convenient, and the mounting efficiency is improved.
7) The self-made hanger trolley is simple in overall structure, convenient and flexible to operate, small in occupied space, small in site requirement and high in overall utilization rate of installation space.
Drawings
Fig. 1 is a schematic diagram showing the main view structure arrangement of a self-made hanger trolley of the present invention.
Fig. 2 is a left-view structural arrangement schematic diagram of a self-made hanger trolley.
Fig. 3 is a schematic diagram showing the rear view structure arrangement of a self-made hanger trolley.
Fig. 4 is an isometric view of an arrangement of a self-contained hanger trolley of the present invention.
In the figure: 1. universal wheel 2, base beam 3, telescopic upright post 4, vertical hydraulic rod 5, telescopic cross beam 6 and lifting hook
7. Boom hydraulic rod 8, telescopic boom 9, electric control box 10, one-way baffle 11, transverse hydraulic rod
12. Hydraulic oil tank
Detailed Description
The following is a further description of embodiments of the invention, taken in conjunction with the accompanying drawings:
The self-made hanger trolley as shown in figures 1,2, 3 and 4 comprises universal wheels 1, a base beam 2, a telescopic upright post 3, a vertical hydraulic rod 4, a telescopic cross beam 5, a lifting hook 6, a lifting arm hydraulic rod 7, a telescopic lifting arm 8, an electric control box 9, a one-way baffle 10, a transverse hydraulic rod 11 and a hydraulic oil tank 12, wherein four universal wheels are arranged below the base beams 2 on two sides, the base beam 2 is provided with the one-way baffle 10, a groove for accommodating the falling of the baffle is arranged behind the one-way baffle 10, the one-way baffle 10 is pressed into the groove when the electric disk cabinet is lifted, so that the electric disk cabinet can be pulled on the trolley without lifting too high, meanwhile, both sides of the base beam 2 are limited by the cooperation of the boss and the one-way baffle 10, the position fixing in the transportation process of the electric disk cabinet can be ensured, the telescopic upright post 3 is welded at the end part of the base beam 2, the telescopic upright post 3 is provided with three joints, the vertical hydraulic rods 4 are respectively connected at two telescopic ends, the telescopic upright posts 3 control the lifting and lowering of the vertical hydraulic rods 4, the height adjustability can ensure the installation of any height electrical panel cabinets, four telescopic beams 5 are welded between the two telescopic upright posts 3, the telescopic beams 5 are two sections and respectively welded with the two ends of the transverse hydraulic rods 11, the transverse hydraulic rods 11 control the telescopic distance, the beams can be freely stretched and shortened, the installation of any width electrical panel cabinets is ensured, the top ends of the telescopic upright posts 3 are provided with two telescopic suspension arms 8, the telescopic suspension arms 8 are connected with the telescopic upright posts 3 by ball shafts, the ball shafts are connected, the telescopic suspension arms 8 can transversely move, when the station position of a hanger trolley has a certain deviation, the lifting and the in-place of the electrical panel cabinets can be ensured through the transverse movement of the telescopic suspension arms 8, the installation is ensured, the telescopic suspension arms 8 are in two sections, the two ends are fixedly connected with the two ends of the suspension arm hydraulic rod 7 respectively, the telescopic distance of the telescopic suspension arm 8 is controlled by the suspension arm hydraulic rod 7, four lifting hooks 6 are welded on the lower surface of the telescopic suspension arm 9, the four lifting hooks 6 respectively correspond to four lifting installation rings at the top of the electric disc cabinet, the lifting hooks 6 hook the four lifting installation rings and lift the electric disc cabinet at the same time, so that the electric disc cabinet is stably lifted, the lifting stability is guaranteed, equipment in the electric disc cabinet is prevented from being damaged due to unstable lifting, the electric control box 9 is welded between the first beam and the second beam at the back of the lifting frame trolley, hydraulic automatic control of the whole lifting frame trolley is realized, the telescopic operation of the electric automatic control hydraulic rod is accurate, high-efficiency and convenient, a limit controller is arranged in the electric control box 9, stable braking can be guaranteed after the running to a preset position, and the hydraulic oil tanks 12 are fixed on two sides of the telescopic upright 3 of the electric control box 9, and the hydraulic power of the whole lifting frame trolley is provided.
The working method of the self-made hanger trolley is as follows:
Firstly, according to the requirements of an electrical panel cabinet to be installed on site, an electrical control box 9 is utilized to control vertical hydraulic rods 4 on two sides, so that a telescopic upright post 3 ascends to the height required by lifting the electrical panel cabinet;
secondly, according to the width of the field installation tray, the electric control box 9 is used for controlling the extension of the transverse hydraulic rod 11, and the telescopic cross beam 5 of the hanger trolley is stretched to the width required by the installation of the electric tray;
Thirdly, the electric control box controls the boom hydraulic rod 7 to extend, the telescopic boom 8 to extend, the extended boom is suspended above the electric appliance cabinet, and four lifting hooks 6 hook lifting rings on four corners of the top end of the electric appliance cabinet;
Fourthly, the electrical control box 9 controls the vertical hydraulic rod 4 to lift the telescopic upright post 3 to lift the electrical panel cabinet off the surface, then controls the telescopic boom 8 to shrink, places the electrical panel cabinet above the base beam 2, controls the telescopic upright post 3 to descend, and places the electrical panel cabinet on the base beam 2;
And fifthly, the universal wheels 1 are arranged below the hanger trolley, so that the electric disk cabinet can be easily conveyed to the position to be installed, the bosses are arranged on the left side beam and the right side beam of the base beam, and the unidirectional baffle 10 is arranged in front of the base beam, so that the electric disk cabinet is prevented from falling down, tilting and other conveying accidents in the conveying process.
Sixth step, the electrical panel cabinet reaches the required position, and the vertical hydraulic stem 4 of electrical control box 9 control lifts up the electrical panel cabinet, and davit hydraulic stem 7 is stretched together with flexible davit 8, settles the electrical panel cabinet to the position that needs to install, because the ball axle of the connection between flexible davit 8 and the flexible stand 3 is connected, if the position that the electrical panel cabinet transported is apart from the mounted position error, can change the transverse position of flexible davit 8 through the flexibility of ball axle, guarantees the installation of electrical panel cabinet.
As shown in fig. 1 and 2, the number of universal wheels 1 is 4, and the universal wheels are arranged at four corners of the hanger trolley, and the bearing capacity of the universal wheels is 1t.
As shown in figure 1, the height of the telescopic upright 3 is 1800mm-2500mm.
As shown in FIG. 1, the length of the telescopic cross beam 5 is in the range of 1000mm-2200mm.
As shown in FIG. 2, the length of the telescopic boom 8 is in the range of 700mm-1500mm.
The working principle of the self-made hanger trolley is as follows: through the automated control of electrical control box 9, utilize hydraulic stem's flexible performance, accomplish crossbeam, davit and stand have the elasticity, satisfy the hoist and mount and the transportation of full-size electrical dish cabinet, rethread universal wheel 1, boss and one-way baffle 10 on the base roof beam 2 are steadily transported the electrical dish cabinet to the mounted position, the flexible mobility of utilizing flexible davit 8 accomplishes the electrical dish cabinet field installation of big degree of difficulty, long span, four corners lifting hook 6 lifts by crane and makes the installation of electrical dish cabinet more steady, it is higher to lift by crane the precision, installation cooperation precision is higher.
The following examples are given by way of illustration of detailed embodiments and specific procedures based on the technical scheme of the present invention, but the scope of the present invention is not limited to the following examples. The methods used in the examples described below are conventional methods unless otherwise specified.
[ Example ]
As shown in fig. 1 and 2, according to the design requirements, the three-section telescopic upright post 3, the two-section telescopic cross beam 5 and the two-section telescopic suspension arm 8 are processed, and the telescopic upright post 3, the telescopic cross beam 5 and the telescopic suspension arm 8 are welded firmly.
As shown in fig. 1 and 2, the base beam 2, the unidirectional baffle 10 and the universal wheel 1 are machined according to design requirements, the three parts are assembled in a matched mode, the height of the two base beams 2 is guaranteed to be consistent, the universal wheel 1 rolls stably, and the unidirectional baffle 10 is flexible in unidirectional overturning.
As shown in fig. 1 and 2, a framework consisting of a telescopic upright post 3, a telescopic cross beam 5 and a telescopic suspension arm 8 is welded on two base beams 2 to form an integral hanger trolley framework structure.
As shown in fig. 1,2 and 3, vertical hydraulic rods 4 are welded to the two ends of the telescopic upright 3, transverse hydraulic rods 11 are welded to the two ends of the telescopic cross beam 5, boom hydraulic rods 7 are welded to the two ends of the telescopic boom 8, and an oil circuit is connected into a hydraulic oil tank 12, and a control circuit is connected into an electrical control box 9.
As shown in fig. 3, an electrical control box 9 is welded between the first telescopic cross beam 5 and the second telescopic cross beam 5 on the back of the hanger trolley, and a hydraulic oil tank 12 is welded to the lower end of the telescopic upright 3.
As shown in fig. 2, the hooks 6 are welded to the lower surface of the telescopic section of the telescopic boom 8, and one telescopic boom 8 is welded with two hooks 6, respectively.
And the electric control box is started, and flexible lifting and lengthening of the hanger trolley are realized by controlling the vertical hydraulic rod, the horizontal hydraulic rod and the boom hydraulic rod, so that the installation of the electric disc cabinet is ensured.
In use, the invention has simple structure, convenient operation, more applicability to engineering projects with larger installation quantity of the disk cabinets, improves the installation efficiency and the safety level compared with the prior art, and has better quality effect after installation.
Claims (5)
1. The use method of the hanger trolley comprises the steps of adopting the hanger trolley, wherein the hanger trolley comprises universal wheels, a base beam, telescopic upright posts, vertical hydraulic rods, telescopic cross beams, lifting hooks, lifting arm hydraulic rods, telescopic lifting arms, an electric control box, one-way baffle plates, transverse hydraulic rods and hydraulic oil tanks;
The using method comprises the following steps:
firstly, controlling vertical hydraulic rods on two sides by using an electric control box according to the requirements of an electric cabinet to be installed on site, so that a telescopic upright post rises to the height required by lifting the electric cabinet;
Secondly, according to the width of the field installation electrical panel cabinet, the extension of the transverse hydraulic rod is controlled by utilizing an electrical control box, and the telescopic cross beam of the hanger trolley is stretched to the width required by the installation of the electrical panel cabinet;
Thirdly, the electric control box controls the hydraulic rod of the suspension arm to extend, the telescopic suspension arm extends, the extended suspension arm is suspended above the electric panel cabinet, and four lifting hooks hook lifting rings on four corners of the top end of the electric panel cabinet;
The fourth step, the electric control box controls the vertical hydraulic rod to lift the telescopic upright post to lift the electric disk cabinet off the surface, then controls the boom hydraulic rod to shrink, places the electric disk cabinet above the base beam, controls the telescopic upright post to descend, and places the electric disk cabinet on the base beam;
fifthly, universal wheels are arranged below the hanger trolley, so that the electrical panel cabinet can be easily conveyed to a position to be installed, bosses are arranged on the left side beam and the right side beam of the base beam, and a one-way baffle is arranged in front of the base beam, so that the electrical panel cabinet is prevented from falling or tilting in the conveying process;
sixth, the electrical panel cabinet reaches the required position, and the electrical control box controls vertical hydraulic stem to lift up the electrical panel cabinet, and the davit hydraulic stem is stretched together with flexible davit, settles the electrical panel cabinet to the position that needs to install, because the ball axle of the connection between flexible davit and the flexible stand is connected, if the position that the electrical panel cabinet transported is apart from the mounted position error, through the flexibility of ball axle, changes the transverse position of flexible davit, guarantees the installation of electrical panel cabinet.
2. The method for using the hanger trolley according to claim 1, wherein the four universal wheels are arranged at four corners of the hanger trolley, and the bearing of the universal wheels is 1t.
3. The method of claim 1, wherein the height of the telescopic stand is in the range of 1800mm to 2500mm.
4. A method of using a hanger trolley as claimed in claim 1 wherein the length of the telescopic cross beam is in the range 1000mm to 2200mm.
5. The method of claim 1, wherein the length of the telescopic boom is in the range of 700mm to 1500mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010411852.5A CN111533011B (en) | 2020-05-15 | 2020-05-15 | Hanger trolley and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010411852.5A CN111533011B (en) | 2020-05-15 | 2020-05-15 | Hanger trolley and using method thereof |
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| Publication Number | Publication Date |
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| CN111533011A CN111533011A (en) | 2020-08-14 |
| CN111533011B true CN111533011B (en) | 2024-07-23 |
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| CN202010411852.5A Active CN111533011B (en) | 2020-05-15 | 2020-05-15 | Hanger trolley and using method thereof |
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| CN113460872A (en) * | 2021-08-08 | 2021-10-01 | 运城市国森彩印有限公司 | Aluminum foil film roll trolley used in warehouse |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN213141218U (en) * | 2020-05-15 | 2021-05-07 | 中国三冶集团有限公司 | Hanger trolley |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358217A (en) * | 1993-08-05 | 1994-10-25 | Ernie Dach | Lifting apparatus |
| CN201509012U (en) * | 2009-08-24 | 2010-06-16 | 上海宝冶建设有限公司 | Split dolly for installing electric panel cabinet |
| CN106627699A (en) * | 2016-12-31 | 2017-05-10 | 长兴创智科技有限公司 | Dyed cloth carrying trolley |
| CN207192698U (en) * | 2017-09-15 | 2018-04-06 | 洛阳大生新能源开发有限公司 | A kind of charging vehicle with lifting, lifting and turn over function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN213141218U (en) * | 2020-05-15 | 2021-05-07 | 中国三冶集团有限公司 | Hanger trolley |
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