CN111332937A - Hoisting device and hoisting equipment - Google Patents

Hoisting device and hoisting equipment Download PDF

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Publication number
CN111332937A
CN111332937A CN202010320381.7A CN202010320381A CN111332937A CN 111332937 A CN111332937 A CN 111332937A CN 202010320381 A CN202010320381 A CN 202010320381A CN 111332937 A CN111332937 A CN 111332937A
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CN
China
Prior art keywords
hoisting
stay bar
supporting rod
hoisting device
hinged
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010320381.7A
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Chinese (zh)
Inventor
孙沈浩
王勤康
徐金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Sany Equipment Co Ltd
Sany America Inc
Original Assignee
Sany America Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sany America Inc filed Critical Sany America Inc
Priority to CN202010320381.7A priority Critical patent/CN111332937A/en
Publication of CN111332937A publication Critical patent/CN111332937A/en
Pending legal-status Critical Current

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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
    • B66C1/108—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 for lifting parts of wind turbines
    • 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
    • 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
    • B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
    • B66C13/14—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices to load-engaging elements or motors associated therewith
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention provides a hoisting device and hoisting equipment, and relates to the technical field of engineering machinery, wherein the hoisting device comprises a hoisting beam, at least two groups of support rod groups which are connected with the hoisting beam and used for bearing a body to be hoisted, and locking mechanisms arranged in the support rod groups; the stay bar group comprises a first stay bar and a second stay bar, one end of the first stay bar and one end of the second stay bar are hinged to the hanging beam, the locking mechanism is arranged in the first stay bar or the second stay bar, the locking mechanism can enable the first stay bar and the second stay bar to be clamped and used for bearing a body to be hoisted under the working state, and the locking mechanism can enable the first stay bar and the second stay bar to be mutually separated and used for unloading the body to be hoisted under the non-working state. The hoisting equipment comprises a hoisting device. Through this hoist device, the technical problem of the single blade erection equipment of existence among the prior art be not convenient for uninstallation blade has been solved.

Description

Hoisting device and hoisting equipment
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a hoisting device and hoisting equipment.
Background
Along with the enhancement of ecological protection consciousness and the compression of construction cost of wind and electricity projects, a single-blade installation mode gradually becomes the mainstream, and the single-blade installation can save the area of a construction operation platform. Several single blade mounting devices and methods currently available on the market have not been widely used due to their complex structure, high cost, and poor versatility.
The wind generating set mainly comprises three major parts, namely a cabin system, a wind wheel system, a tower system and the like, and the installation of the wind wheel system needs to be completed on a project site due to the overlarge structural size of the megawatt wind generating set. The mounting mode of the wind wheel system can be generally divided into two categories, one category is integrated mounting, namely that all blades and a hub assembly are integrally hoisted after being assembled on the ground; the other type is that the hoisting of the hub assembly is completed firstly, and then the blades are assembled with the wind wheel assembly in sequence in the air in a single-blade installation mode. The integrated installation requires a large field, and the installation mode of the single blade has low requirements on the field, so that the installation mode of the single blade is the mainstream installation mode.
However, the existing mainstream single blade mounting equipment is inconvenient for automatically unloading the single blade mounted on the host machine when the single blade is mounted.
Disclosure of Invention
The invention aims to provide a hoisting device and equipment to solve the technical problem that in the prior art, single-blade installation equipment is inconvenient to unload blades.
In a first aspect, an embodiment of the present invention provides a hoisting device, including: the device comprises a hanging beam, at least two groups of stay bar groups connected to the hanging beam and locking mechanisms arranged in the stay bar groups.
The supporting rod group comprises a first supporting rod and a second supporting rod, one end of the first supporting rod and one end of the second supporting rod are hinged to the hanging beam, the locking mechanism is arranged in the first supporting rod or the second supporting rod, the locking mechanism can enable the first supporting rod and the second supporting rod to be clamped and used for bearing a body to be hoisted in a working state, and the locking mechanism can enable the first supporting rod and the second supporting rod to be mutually separated and used for unloading the body to be hoisted in a non-working state.
In an alternative embodiment, the locking mechanism includes a stopper and a power element for driving the stopper to move, the power element is mounted on the first stay bar, and the stopper can be clamped into the second stay bar or retracted from the first stay bar under the driving of the power element.
In an alternative embodiment, the locking mechanism further comprises a linkage.
The output end of the power element is hinged with one end of the connecting rod group, the other end of the connecting rod group is hinged with the stop block at a first point, and the stop block is hinged with the first support rod at a second point.
The power element drives the stop block to rotate through the connecting rod group, and part of the stop block can be clamped into the second support rod or retracted to the first support rod.
In an alternative embodiment, the linkage includes a first link and a second link hinged to each other, a free end of the first link is hinged to the output end of the power element, and a free end of the second link is hinged to the stopper at the first point.
In an alternative embodiment, the power element is a push-pull solenoid valve.
In an optional embodiment, the hanging beam comprises an i-beam body and a plurality of vertical beam sections, and each vertical beam section is connected with each end of the transverse section of the i-beam body in a one-to-one correspondence manner.
And two vertical beam sections positioned at the same transverse section of the I-beam body are correspondingly provided with a group of stay bar groups.
In an optional embodiment, the i-beam body is provided with a plurality of lifting lugs.
In an alternative embodiment, the first and second struts each have a hollow rod-like structure.
In an optional embodiment, the first stay bar and the second stay bar are both hollow square tubes.
Has the advantages that:
according to the hoisting device provided by the invention, as one ends of the first support rod and the second support rod are hinged to the hoisting beam, the locking mechanism is arranged in the first support rod or the second support rod, when the body to be hoisted needs to be hoisted, the locking mechanism can be in a working state, and the purpose of bearing the body to be hoisted is achieved by clamping the first support rod and the second support rod, wherein at least two groups of support rod groups can stably bear the body to be hoisted; moreover, when the body to be hoisted needs to be unloaded, the first support rod and the second support rod can be mutually separated for unloading the body to be hoisted by enabling the locking mechanism to be in a non-working state.
By the aid of the control of the working state of the locking mechanism, not only can the hoisting of the body to be hoisted be realized, but also the automatic unloading of the body to be hoisted can be realized, and the unloading operation is convenient.
In a second aspect, an embodiment of the present invention provides a hoisting apparatus, including a crane and the hoisting device of any one of the foregoing embodiments; and a lifting rope is arranged on the crane and fixedly connected with a lifting beam of the lifting device.
Has the advantages that:
the hoisting equipment provided by the invention comprises the hoisting device, so that the technical advantages and effects achieved by the hoisting equipment also comprise the technical advantages and effects achieved by the hoisting device, and are not repeated herein.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a hoisting device provided by an embodiment of the invention for hoisting a blade;
fig. 2 is a schematic structural diagram of the hoisting device provided by the embodiment of the invention in an unloading state;
figure 3 is a side view of the lifting device of figure 2;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
figure 5 is a side view of the hoist of figure 1;
fig. 6 is a sectional view taken along line B-B of fig. 5.
Icon:
10-hoisting device; 20-blades;
100-a hanging beam; 110-an i-beam body; 120-vertical beam section; 111-lifting lugs;
200-strut group; 210-a first brace bar; 220-a second brace bar;
310-a stop; 320-a power element; 330-a first link; 340-a second link; 350-pin shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
The embodiment provides a hoisting device, as shown in fig. 1 to 6, the hoisting device 10 includes a hoisting beam 100, at least two groups of brace sets 200 connected to the hoisting beam 100 and used for bearing an object to be hoisted, and a locking mechanism disposed in each brace set 200; the stay bar group 200 comprises a first stay bar 210 and a second stay bar 220, one end of each of the first stay bar 210 and the second stay bar 220 is hinged to the hanging beam 100, a locking mechanism is arranged in the first stay bar 210 or the second stay bar 220, the locking mechanism can enable the first stay bar 210 and the second stay bar 220 to be clamped and used for bearing an object to be hoisted in a working state, and the locking mechanism can enable the first stay bar 210 and the second stay bar 220 to be mutually separated and used for unloading the object to be hoisted in a non-working state.
In the hoisting device provided by this embodiment, because one end of each of the first brace bar 210 and the second brace bar 220 is hinged to the hoisting beam 100, and the locking mechanism is disposed in the first brace bar 210 or the second brace bar 220, when a body to be hoisted needs to be hoisted, the locking mechanism can be in a working state, and the first brace bar 210 and the second brace bar 220 are clamped to achieve the purpose of bearing the body to be hoisted, wherein at least two sets of brace bar sets 200 can stably bear the body to be hoisted; furthermore, when the object to be hoisted needs to be unloaded, the first support rod 210 and the second support rod 220 can be mutually separated for unloading the object to be hoisted by enabling the locking mechanism to be in a non-working state.
By the aid of the control of the working state of the locking mechanism, not only can the hoisting of the body to be hoisted be realized, but also the automatic unloading of the body to be hoisted can be realized, and the unloading operation is convenient.
Optionally, referring to fig. 1, the object to be hoisted may be a blade 20, and specifically may be a single blade of a wind turbine generator system. The hoisting device has no special requirements on the wing type, the model type and the generator set model of the blade, has strong universality, can effectively reduce the type and the number of wind power project field tools, and is particularly suitable for wind power projects in which various types are mixed and arranged.
In this embodiment, the strut groups 200 are provided in two groups, and the two groups are spaced apart from each other along the length direction of the suspension beam 100.
Referring to fig. 3, the locking mechanism includes a stopper 310 and a power element 320 for driving the stopper 310 to move, the power element 320 is mounted on the first support bar 210, and the stopper 310 can be locked into the second support bar 220 or retracted back to the first support bar 210 by the driving of the power element 320.
The locking mechanism may take a variety of forms. For example, the stopper 310 is slidably connected to the first brace bar 210, and the power element 320 acts to directly push the stopper 310 to be clamped into the second brace bar 220 or retracted back to the first brace bar 210.
In this embodiment, referring to fig. 4 or 6, the locking mechanism further includes a linkage; the output end of the power element 320 is hinged with one end of the linkage, and the other end of the linkage is hinged with the stop block 310 in the firstPoint O1The stopper 310 is hinged to the second point O with the first stay 2102(ii) a The stopper 310 is driven by the power element 320 to rotate, so that a part of the stopper 310 can be clamped into the second stay 220 or retracted back to the first stay 210.
Alternatively, the power element 320 is a push-pull solenoid valve. Wherein, the output end of the power element 320 is an electromagnetic core of the electromagnetic valve. Energization or de-energization of the solenoid valve may cause the solenoid core of the solenoid valve to extend or retract.
The power-on or power-off instruction of the electromagnetic core can be realized in the form of remote sensing or a circuit, and the like, which is a technology well known by those skilled in the art, and is not improved in the embodiment, and is not described herein again.
Alternatively, the power element 320 may be an air cylinder, an oil cylinder, or an electric push rod.
Further, the linkage comprises a first connecting rod 330 and a second connecting rod 340 which are hinged with each other, the free end of the first connecting rod 330 is hinged with the output end of the power element 320, the free end of the second connecting rod 340 is hinged with the stop at the first point O1。
With continued reference to fig. 4 or fig. 6, one end of each of the first brace bar 210 and the second brace bar 220 is hinged to the hanging beam 100 through a pin 350.
On the basis of the above embodiment, the hanging beam comprises an i-beam body 110 and a plurality of vertical beam sections 120, wherein the vertical beam sections 120 are connected with the ends of the transverse sections of the i-beam body 110 in a one-to-one correspondence manner; two vertical beam sections 120 located at the same transverse section of the i-beam body 110 are correspondingly provided with a group of strut groups 200.
Referring to fig. 2, a plurality of lifting lugs 111 are provided on the i-beam body 110.
In this embodiment, the first stay 210 and the second stay 220 are both hollow rod-shaped structures.
Specifically, the first stay bar 210 and the second stay bar 220 are hollow square tubes.
The working process of the hoisting device is as follows:
referring to fig. 2 and 4, fig. 4 is a schematic diagram illustrating the position relationship of the stopper 310, the power element 320, the first link 330 and the second link 340 in the de-energized state of the electromagnet core, at this time, the stopper 310 is retracted to the first stay 210, and the first stay 210 and the second stay 220 are disengaged from each other, so that the blade can be unloaded.
Referring to fig. 1 and 6, fig. 6 is a schematic diagram illustrating a position relationship among the stopper 310, the power element 320, the first link 330, and the second link 340 when the electromagnet core is in the energized state. In the process, the contact of the electromagnetic core retracts, the contact of the electromagnetic core pulls the first connecting rod 330 and the second connecting rod 340 to act in sequence, so that the second connecting rod 340 drives the stopper 310 to rotate clockwise as shown in fig. 6 until part of the stopper 310 is clamped into the second support rod 220, and the blade is hoisted.
It should be noted that, referring to fig. 2, in an actual operation process, the first brace bar 210 and the second brace bar 220 need to be pushed upwards by means of an external force until the first brace bar 210 and the second brace bar 220 are relatively horizontal, and then the electromagnetic valve is started.
The present embodiment provides a hoisting device comprising a crane and the hoisting apparatus 10 of any one of the previous embodiments; the crane is provided with a lifting rope which is fixedly connected with a lifting beam 100 of the lifting device. The hoisting device provided by the embodiment comprises the hoisting device 10, and therefore, the technical advantages and effects achieved by the hoisting device also comprise the technical advantages and effects achieved by the hoisting device 10, and are not described herein again.
Specifically, the lifting rope is connected to the lifting eye 111 of the lifting beam 100.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A lifting device, comprising: the hoisting device comprises a hoisting beam (100), at least two groups of support rod groups (200) which are connected to the hoisting beam (100) and used for bearing a body to be hoisted, and locking mechanisms arranged in the support rod groups (200);
the supporting rod group (200) comprises a first supporting rod (210) and a second supporting rod (220), one end of the first supporting rod (210) and one end of the second supporting rod (220) are hinged to the hanging beam (100), a locking mechanism is arranged in the first supporting rod (210) or the second supporting rod (220), the locking mechanism can enable the first supporting rod (210) and the second supporting rod (220) to be clamped and connected to bear a body to be hoisted under the working state, and the locking mechanism can enable the first supporting rod (210) and the second supporting rod (220) to be mutually separated to unload the body to be hoisted under the non-working state.
2. The hoisting device of claim 1, wherein the locking mechanism comprises a stopper (310) and a power element (320) for driving the stopper (310) to move, the power element (320) is mounted on the first stay bar (210), and the stopper (310) can be clamped into the second stay bar (220) or retracted from the first stay bar (210) under the driving of the power element (320).
3. The hoisting device of claim 2 wherein the locking mechanism further comprises a linkage;
the output end of the power element (320) is hinged with one end of the connecting rod group, the other end of the connecting rod group is hinged with the stop block (310) at a first point, and the stop block (310) is hinged with the first support rod (210) at a second point;
the power element (320) drives the stop block (310) to rotate through the linkage, so that part of the stop block (310) can be clamped into the second support rod (220) or retracted into the first support rod (210).
4. The lifting device as recited in claim 3, characterized in that the linkage comprises a first link (330) and a second link (340) hinged to each other, a free end of the first link (330) being hinged to the output end of the power element (320), and a free end of the second link (340) being hinged to the stop (310) at the first point.
5. The hoisting device according to claim 2, wherein the power element (320) is a push-pull solenoid valve.
6. The hoisting device according to claim 1, wherein the hoisting beam (100) comprises an i-beam body (110) and a plurality of vertical beam sections (120), and each vertical beam section (120) is connected with each end of the transverse section of the i-beam body (110) in a one-to-one correspondence manner;
and a group of brace rod groups (200) are correspondingly distributed on the two vertical beam sections (120) positioned on the same transverse section of the I-shaped beam body (110).
7. The hoisting device according to claim 6, wherein the I-beam body (110) is provided with a plurality of lifting lugs (111).
8. The hoisting device according to claim 6, wherein the first stay bar (210) and the second stay bar (220) are each of a hollow bar-like structure.
9. The hoisting device according to claim 8, wherein the first stay bar (210) and the second stay bar (220) are hollow square tubes.
10. Hoisting apparatus comprising a crane and a hoisting device according to any one of claims 1-9;
the crane is provided with a lifting rope, and the lifting rope is fixedly connected with a lifting beam (100) of the lifting device.
CN202010320381.7A 2020-04-21 2020-04-21 Hoisting device and hoisting equipment Pending CN111332937A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010320381.7A CN111332937A (en) 2020-04-21 2020-04-21 Hoisting device and hoisting equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010320381.7A CN111332937A (en) 2020-04-21 2020-04-21 Hoisting device and hoisting equipment

Publications (1)

Publication Number Publication Date
CN111332937A true CN111332937A (en) 2020-06-26

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ID=71179348

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010320381.7A Pending CN111332937A (en) 2020-04-21 2020-04-21 Hoisting device and hoisting equipment

Country Status (1)

Country Link
CN (1) CN111332937A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112092848A (en) * 2020-08-14 2020-12-18 成都得佑轨道交通科技有限公司 Container carrying and transporting device and transporting method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112092848A (en) * 2020-08-14 2020-12-18 成都得佑轨道交通科技有限公司 Container carrying and transporting device and transporting method thereof
CN112092848B (en) * 2020-08-14 2023-11-28 曾鉴 Container bearing and transporting device and transporting method thereof

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