CN111285268A - Lifting machine and method for moving through window installation - Google Patents
Lifting machine and method for moving through window installation Download PDFInfo
- Publication number
- CN111285268A CN111285268A CN202010235842.0A CN202010235842A CN111285268A CN 111285268 A CN111285268 A CN 111285268A CN 202010235842 A CN202010235842 A CN 202010235842A CN 111285268 A CN111285268 A CN 111285268A
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- Prior art keywords
- window
- support frame
- frame
- pipe
- electric hoist
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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
- B66C23/18—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
- B66C23/22—Window cranes, i.e. adapted to be supported in window openings
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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
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a moving hoisting machine and a method thereof which are installed through a window, wherein the moving hoisting machine comprises a rack assembly and an electric hoist; the rack assembly comprises a left support frame, a right support frame, an electric hoist hanging rod and a left support frame and a right support frame stop rod; the left support frame and the right support frame have the same structure and are respectively attached to a left frame and a right frame of the window, and the left support frame and the right support frame are polygonal frameworks consisting of a plurality of steel pipes and are divided into a window area supporting and fixing part and a window external lifting part; and movable supporting seats are arranged on the bottom horizontal pipes of the left supporting frame and the right supporting frame; the window area supporting and fixing parts of the left supporting frame and the right supporting frame are connected through a blocking rod; the window outer lifting parts of the left support frame and the right support frame are connected through an electric hoist hanging rod; the electric hoist hanging rod is used for hanging the electric hoist.
Description
Technical Field
The invention relates to a moving hoisting machine and a moving hoisting method which are installed through a window, and belongs to the technical field of article hoisting.
Background
At present, the cargo moving of a multi-storey building without an elevator is mainly completed by manual moving, carrying on the back and the like. The manual moving is a strict physical activity, which is hard and tired, and the manual moving is hard to be competent for the work without certain physical strength and force-applying skill. Under the conditions of more and more shortage of human resources and higher and more labor cost, the manual physical moving mode is improved, the labor intensity of workers is reduced, and the method becomes an urgent requirement of the moving industry.
To the research and development and innovation of moving hoisting technology and equipment, a great deal of work is done by technical personnel, but the defects of insufficient operation convenience or poor practicability and the like exist. The "finished furniture sling" of patent application No. CN201821609909.7 is typical. The utility model discloses a can utilize the window to realize the hoist and mount of furniture, have simple structure's characteristics. However, because the height and width of the window are relatively narrow, the operable area for the large furniture to pass in and out is extremely limited, and the problem that the height of the window is not enough when the single horizontal suspension arm is used for lifting the furniture and the position of the internal triangular support frame is not enough for stopping the furniture to pass in and out is solved, so that the furniture is lifted by the window and is extremely inconvenient, and the practical effect is not ideal.
From the prior art at present, hoisting technology and equipment with strong practicability and convenient operation need to be further developed and improved.
Disclosure of Invention
In order to reduce the labor intensity of moving workers and overcome the defects of the existing moving hoisting equipment, the invention designs the simple hoisting machine installed on the window, utilizes the electric hoist hung highly outside the window to conveniently realize the hoisting operation of moving objects, has the characteristics of simple structure, easy disassembly and assembly, large hoisting force, strong operation practicability and the like, can realize the ascending or descending hoisting of most moving objects, and greatly reduces the labor intensity of the moving workers.
The technical scheme of the invention is as follows:
in a first aspect, the present invention provides a moving crane mounted through a window, comprising: hoisting the rack assembly and the electric hoist; the hoisting rack assembly comprises a left support frame, a right support frame, an electric hoist hanging rod and a stop rod;
the left support frame and the right support frame have the same structure and are respectively attached to a left frame and a right frame of the window, the left support frame and the right support frame are of polygonal frameworks consisting of a plurality of steel pipes and are divided into a window area supporting and fixing part and a window outer lifting part, and the table top and the outer edge of the outer windowsill are used for bearing and supporting; and movable supporting seats are arranged on the horizontal pipes at the bottoms of the left supporting frame and the right supporting frame; the window area supporting and fixing parts of the left supporting frame and the right supporting frame are connected through a blocking rod;
the outer window lifting parts of the left support frame and the right support frame are connected through an electric hoist hanging rod;
the electric hoist hanging rod is used for hanging the electric hoist.
As a further technical scheme, the top of the vertical pipe on the inner surface of the window is provided with the fixed sleeves of the stop lever, the stop lever penetrates through the two fixed sleeves, and the stop lever abuts against the inner wall of the window frame to prevent the support frame from tilting outwards.
As a further technical scheme, the electric block is fixed by the two electric block hanging rods and hung in the middle of the top ends of the left and right supporting frames.
In a second aspect, the invention provides a method for hoisting a moved article by using a moved article hoisting machine installed through a window, comprising the following steps:
step 1: and (3) disassembling the movable window sash: the movable window sash is disassembled, and only the window frame is left, so that preparation is made for installation of the hoisting machine;
and step 7, ascending hoisting: the objects bound on the ground are hooked on the lifting hook of the electric hoist, the electric hoist control box is controlled, and the lifted objects go upwards to the window.
The invention has the beneficial effects that:
the invention discloses a hoisting machine which is mainly used for hoisting moving objects without elevator floors through windows and has the advantages that:
1. according to the invention, the left and right support frames, the stop rod and the like are arranged, so that the whole hoisting machine can bear large hoisting force, and the hoisting can be conveniently completed as long as articles and fixtures can pass in and out of the window, so that the labor intensity of manual transportation of transporters is greatly reduced.
2. A door-shaped double-support frame is formed between the left support frame and the right support frame of the hoisting machine and the stop lever, the door-shaped double-support frame is arranged on the frame of the window, and meanwhile, the electric hoist is higher than the window in the middle and has a certain distance with the window, so that a smooth door is provided for hoisting large and small articles and getting in and out of the window, and the operation of getting in and out and carrying is very convenient.
3. The hoisting machine has few components, adopts pipes, and has light weight, simple structure and light carrying.
4. The hoisting machine is easy to assemble, disassemble and assemble and convenient to use and operate.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of a left support frame or a right support frame.
Fig. 2 is a schematic view of the general assembly structure of the hoisting machine.
FIG. 3 is a schematic view of a support base;
FIG. 4 is a schematic view of a stop bar inside a wall;
in the figure: the spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only. 1 riser, 2 bottom violently pipes, 3 supporting seats, 4 bracing main pipes, 5 peg fixed sleeving, 6 top stay tubes, 7 bracing auxiliary pipes, 8 diagonal stay tubes, 9 pin fixed sleeving, 10 electric block peg, 11 electric block, 12 shelves pole, 13 left branch strut, 14 right branch strut, 15 fixed sleeving, 16 fixed sleeving, 17 fixed sleeving, 18 fixed sleeving, 19 fixed sleeving, 20 fixed sleeving, 21 electric block peg.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As described in the background art, in the prior art, due to the fact that the height and the width of the window are relatively narrow, the operable area for the large furniture to pass in and out is extremely limited, and the problem that the height of the window for operating the furniture to be lifted by using a single horizontal suspension arm is not enough and the stand position of the internal triangular support frame for blocking the furniture to pass in and out is not enough exists, so that the operation of lifting the furniture by using the window is extremely inconvenient, and the practical effect is not ideal. In order to solve the technical problems, the invention provides a moving crane installed through a window and a method. In a typical embodiment of the present invention, as shown in fig. 1 and 2, a moving crane installed through a window is characterized by comprising: frame assembly and electric block 11.
The rack assembly comprises a left support frame 13, a right support frame 14, an electric hoist hanging rod 10 and a left support frame stop rod and a right support frame stop rod 12; the left support frame 13 is attached to the left frame of the window, is of a polygonal framework consisting of a plurality of steel pipes, and is divided into a window area supporting and fixing part and an electric hoist lifting part outside the window; a movable support seat 3 is arranged on a transverse pipe 2 at the bottom of the left support frame 13, and the table top and the outer edge of the outer windowsill are used for bearing and supporting, so that the whole support is prevented from turning outwards; the right supporting frame 14 is attached to the right frame of the window, is of a polygonal framework consisting of a plurality of steel pipes, and is divided into a window area supporting and fixing part and an electric hoist lifting part outside the window; the bottom horizontal tube 2 is also provided with a movable support seat 3 to prevent the whole support from turning outwards, and the table top and the outer edge of the outer windowsill are used for bearing and supporting.
Specifically, the left support frame 13 and the right support frame 14 have the same structure, and as shown in fig. 1, each support frame includes a vertical pipe 1, a bottom horizontal pipe 2, a main diagonal brace pipe 4, a top support pipe 6, a secondary diagonal brace pipe 7, and a diagonal brace pipe 8; one end of the vertical pipe 1 is connected with one end of the inclined pull pipe 8, and the other end of the vertical pipe 1 is connected with one end of the bottom transverse pipe 2; the other end of the inclined pull pipe 8 is connected with the main inclined strut pipe 4, the other end of the bottom transverse pipe 2 is also connected with the main inclined strut pipe 4, the upper part of the main inclined strut pipe 4 inclines outwards, the height of the main inclined strut pipe is higher than that of the vertical pipe 1, and the top end of the main inclined pull pipe is connected with one end of the top support pipe 6; an inclined strut auxiliary pipe 7 is further arranged in the middle position above the inclined pull pipe 8, one end of the inclined strut auxiliary pipe 7 is connected with the inclined pull pipe 8, and the top end of the inclined strut auxiliary pipe 7 is connected with the other end of the top supporting pipe 6; two fixed sleeves 18 and 20 or fixed sleeves 17 and 19 are welded on the top supporting tube 6; two ends of a hanging rod 10 of a hanging electric hoist 11 penetrate through a fixing sleeve 19 and a fixing sleeve 20 for fixing, and two ends of a hanging rod 21 of the hanging electric hoist penetrate through a fixing sleeve 17 and a fixing sleeve 18 for fixing; electric block 11 hangs on electric block peg 10 and electric block peg 21, utilizes two electric block pegs fix, and electric block 11 is located the intermediate position of electric block peg 10 and electric block peg 21, hangs the intermediate position on left and right support frame top promptly, guarantees that the atress is balanced about whole device. The left support frame 13 and the right support frame 14 are connected into a whole through a blocking rod 12, an electric hoist hanging rod 10 and an electric hoist hanging rod 21; form a stable "door" type dual bracing framework through shelves pole 12 between left branch strut 13 and the right branch strut 14, and require that the both ends of shelves pole 12 extend to the outside of left branch strut 13 and right branch strut 14, during hoist and mount, shelves pole 12 can block in the wall medial surface of window both sides.
Further, considering the stability of the whole apparatus, the end of the above-mentioned diagonal duct 8 near the outside of the window is lower than the end near the inside of the window.
Further, preferably, the pipes of the left support frame 13 are welded together to ensure the support firmness. The pipes of the right support frame 14 are welded together to ensure the support firmness. In addition, if the weight of the goods lifted by the lifting device is not very heavy, the pipes of the left support frame 13 and the right support frame 14 can be inserted together in consideration of the carrying convenience.
Furthermore, the tops of the two stand pipes 1 on the inner side surface of the window are respectively provided with a fixed sleeve 15 and a fixed sleeve 16, two ends of the stop lever 12 penetrate through the two fixed sleeves, and two ends of the stop lever 12 abut against the left inner wall and the right inner wall of the window frame; prevent that left branch strut and right branch strut from outwards tumbling and turning on one's side.
Further, as shown in fig. 2, a fixing sleeve 17 and a fixing sleeve 19 are arranged at the top of the top supporting tube 6 of the window lifting part of the left supporting frame 13, the fixing sleeve 17 is close to the window, and the fixing sleeve 19 is far away from the window; the top of the top support pipe 6 of the outer lifting part of the window of the right support frame is provided with a fixed sleeve 18 and a fixed sleeve 20, the fixed sleeve 18 is close to the window, and the fixed sleeve 20 is far away from the window. The electric hoist hanging rod 21 passes through the fixing sleeve 17 and the fixing sleeve 18 which are positioned at the near side, and the other electric hoist rod 10 passes through the fixing sleeve 19 and the fixing sleeve 20 which are positioned at the far side; the electric hoist 11 is hung on the electric hoist hanging rod 10 and the electric hoist hanging rod 21.
Further, the structure of the support seat 3 is shown in fig. 3, the support seat 3 includes two support seats, and the two support seats 3 are sleeved on the bottom horizontal tube 2 at the bottom of the left support frame 13 and the right support frame 14; the lower part of supporting seat 3 directly blocks at windowsill mesa outside border, the position of further fixed whole device, and violently manage 2 at supporting seat 3 and bottom and be equipped with the pinhole, can realize through the pin that the position between supporting seat 3 and the bottom is violently managed 2 is fixed.
The method for hoisting the moved article by using the moved article hoisting machine installed through the window comprises the following steps:
1. and (3) disassembling the movable window sash: and (5) detaching the movable window sash, and preparing for installation of the hoisting machine by only remaining the window frame.
2. Assembling and hoisting the rack: the left support frame 13 and the right support frame 14 are respectively leaned on the left side and the right side of the window frame, the stop lever 12 is fixed in the fixed sleeve 15 and the fixed sleeve 16 of the left support frame and the right support frame, and two ends of the stop lever 12 are respectively clamped on the side faces of the wall body on two sides of the window frame for position fixing. It should be noted here that the blocking rod 12 is not inserted into the wall body, otherwise the wall body would be damaged, and both ends of the blocking rod 12 only extend to the inner side surfaces of both sides of the wall body of the windowsill, and the wall body itself gives a counter force to the whole device to prevent the two supporting frames from turning over, see fig. 4.
3. Installing an electric hoist: the assembled hoisting frame is lifted to enable the top of the supporting frame to extend out of the window, and two hanging rods for fixing the electric hoist 11 are arranged in hanging rod fixing sleeves (a fixing sleeve 17 and a fixing sleeve 19; the fixing sleeve 17 and a fixing sleeve 18) on the top of the supporting frame.
4. Fixing a hoisting machine: lifting the hoisting machine, making the left support frame 13, the right support frame 14 lean on the window frame both sides, the pin 12 leans on the inboard wall on window both sides to adjust the position of support seat 3 on the violently pipe 2 in support frame bottom, make the outer border of supporting seat 3 lower part card window mesa, then utilize the fixed part fixed support seat 3 position on the violently pipe 2 in bottom.
5. Is connected with the power supply of the electric hoist 11.
6. And (3) downlink hoisting: the bound articles are lifted to the windowsill, the lifting hook of the electric hoist 11 hooks the articles to be hoisted, the electric hoist control box is controlled, and the articles to be hoisted move downwards to the ground.
7. Ascending and hoisting: the article hook that the ground was binded is hung in electric block 11's lifting hook, controls electric block 11 control box, and the hoist and mount article go upward to the window.
The double-support hoisting machine disclosed by the invention has the advantages that the hoisting force born by the double-support hoisting machine is large, the hoisting can be conveniently completed when articles and clamps can enter and exit from the window, and the labor intensity of physical transportation of transporters is greatly reduced.
The hoisting machine is arranged on the frame of the window by adopting a door-shaped double-support framework, and meanwhile, the electric hoist is higher than the window and has a certain distance with the window, so that a smooth door is provided for hoisting large and small articles and getting in and out of the window, and the operation of getting in and out and carrying is very convenient.
The hoisting machine has few components, adopts pipes, and has light weight, simple structure and light carrying.
The hoisting machine is easy to assemble, disassemble and assemble and convenient to use and operate.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A moving hoist installed through a window is characterized by comprising a hoisting rack assembly and an electric hoist;
the hoisting rack assembly comprises a left support frame, a right support frame, an electric hoist hanging rod and a left support frame stop rod and a right support frame stop rod;
the left support frame and the right support frame have the same structure and are respectively attached to a left frame and a right frame of the window, and the left support frame and the right support frame are polygonal frameworks consisting of a plurality of steel pipes and are divided into a window area supporting and fixing part and a window outer lifting part; and movable supporting seats are arranged on the horizontal pipes at the bottoms of the left supporting frame and the right supporting frame;
the window area supporting and fixing parts of the left supporting frame and the right supporting frame are connected through a blocking rod;
the outer window lifting parts of the left support frame and the right support frame are connected through an electric hoist hanging rod;
the electric hoist hanging rod is used for hanging the electric hoist.
2. The moving home hoisting machine installed through a window according to claim 1, wherein the left support frame and the right support frame have the same structure and respectively comprise a vertical pipe, a bottom horizontal pipe, a main inclined strut pipe, a top support pipe, an auxiliary inclined strut pipe and an inclined pull pipe; one end of the vertical pipe is connected with one end of the inclined pull pipe, and the other end of the vertical pipe is connected with one end of the bottom transverse pipe; the other end of the inclined pull pipe is connected with an inclined strut main pipe, the other end of the bottom transverse pipe is also connected with an inclined strut main pipe, the upper part of the inclined strut main pipe inclines outwards from the window, the height of the inclined strut main pipe is higher than that of the vertical pipe, and the top end of the inclined pull pipe is connected with one end of the top supporting pipe; the intermediate position department of pipe top still is equipped with an bracing auxiliary pipe to one side, and the one end of bracing auxiliary pipe links to each other with the pipe to one side, and the other end of top stay tube is connected on the top of bracing auxiliary pipe.
3. The window mounted moving crane of claim 2, wherein a fixed sleeve is mounted on the top of the vertical tube of the left support frame, a fixed sleeve is mounted on the top of the vertical tube of the right support frame, and two ends of the stop rod of the left support frame and the stop rod of the right support frame respectively pass through the two sleeves.
4. The lifting machine mounted through a window of claim 2, wherein a fixed sleeve is welded to one end of the top supporting tube of the left supporting frame near the window, a fixed sleeve is also welded to one end of the top supporting tube of the right supporting frame near the window, and two ends of the electric hoist hanging rod near the window respectively penetrate through the two sleeves.
5. The lifting machine mounted through a window as claimed in claim 2, wherein a fixing sleeve is welded to one end of the top supporting tube of the left supporting frame, which is far from the window, and a fixing sleeve is also welded to one end of the top supporting tube of the right supporting frame, which is far from the window, and both ends of the hanging rod of the electric block, which are far from the window, pass through the two fixing sleeves, respectively.
6. The window mounted moving crane of claim 2 wherein said tubes of said left support frame are welded together.
7. The window mounted moving crane of claim 2 wherein the tubes of said right support frame are welded together.
8. The machine as claimed in claim 2, wherein the electric block is hung at the middle of the hanging rod of the electric block, and is higher than the window and is at a distance from the window.
9. The moving crane installed through a window as claimed in claim 2, wherein the tubes of the left and right supports are inserted together.
10. Method of hoisting by means of a moving hoist mounted through a window according to any of claims 1 to 9,
step 1: and (3) disassembling the movable window sash: the movable window sash is disassembled, and only the window frame is left, so that preparation is made for installation of the hoisting machine;
step 2, assembling a hoisting frame: the left support frame and the right support frame are respectively vertically leaned against the left side and the right side of the window frame, the stop lever is fixed in the fixed sleeves of the left support frame and the right support frame, and then two ends of the stop lever extend to the inner side surface of the windowsill wall body;
step 3, installing an electric hoist: lifting the assembled hoisting frame to enable the top of the support frame to extend out of the window, and installing two electric hoist hanging rods for fixing the electric hoist in a hanging rod fixing sleeve at the top of the support frame;
step 4, fixing the hoisting machine: lifting the hoisting machine to enable the left and right support frames to be attached to two sides of the window frame, enable the stop rods to be attached to inner wall surfaces on two sides of the window, adjust the positions of the support seats on the horizontal pipes at the bottoms of the support frames to clamp the outer edges of the window table surface, and fix the positions of the support seats on the horizontal pipes at the bottoms by utilizing the fixing pieces;
step 5, connecting an electric hoist power supply;
step 6, downlink hoisting: lifting the bound articles to a windowsill, hooking the articles by a lifting hook of the electric hoist, controlling a control box of the electric hoist, and enabling the articles to descend to the ground;
and step 7, ascending hoisting: the objects bound on the ground are hooked on the lifting hook of the electric hoist, the electric hoist control box is controlled, and the lifted objects go upwards to the window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010235842.0A CN111285268A (en) | 2020-03-30 | 2020-03-30 | Lifting machine and method for moving through window installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010235842.0A CN111285268A (en) | 2020-03-30 | 2020-03-30 | Lifting machine and method for moving through window installation |
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| CN111285268A true CN111285268A (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010235842.0A Pending CN111285268A (en) | 2020-03-30 | 2020-03-30 | Lifting machine and method for moving through window installation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07223795A (en) * | 1994-02-08 | 1995-08-22 | Shigekatsu Asaumi | Article lifting/transferring device |
| CN201232015Y (en) * | 2008-05-14 | 2009-05-06 | 曹玉山 | Flat-arm window type hoisting machine |
| CN202016812U (en) * | 2011-04-26 | 2011-10-26 | 纳玉发 | Hoist frame used at window |
| CN107140554A (en) * | 2017-06-22 | 2017-09-08 | 肇庆市智高电机有限公司 | A kind of special suspension transferring machine of interior decoration |
| CN208883352U (en) * | 2018-08-08 | 2019-05-21 | 新土木（大连）建筑设计院有限公司 | A kind of dismountable hanging device |
-
2020
- 2020-03-30 CN CN202010235842.0A patent/CN111285268A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07223795A (en) * | 1994-02-08 | 1995-08-22 | Shigekatsu Asaumi | Article lifting/transferring device |
| CN201232015Y (en) * | 2008-05-14 | 2009-05-06 | 曹玉山 | Flat-arm window type hoisting machine |
| CN202016812U (en) * | 2011-04-26 | 2011-10-26 | 纳玉发 | Hoist frame used at window |
| CN107140554A (en) * | 2017-06-22 | 2017-09-08 | 肇庆市智高电机有限公司 | A kind of special suspension transferring machine of interior decoration |
| CN208883352U (en) * | 2018-08-08 | 2019-05-21 | 新土木（大连）建筑设计院有限公司 | A kind of dismountable hanging device |
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