CN112909789B - Cabinet lifting device - Google Patents

Cabinet lifting device Download PDF

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Publication number
CN112909789B
CN112909789B CN201911222021.7A CN201911222021A CN112909789B CN 112909789 B CN112909789 B CN 112909789B CN 201911222021 A CN201911222021 A CN 201911222021A CN 112909789 B CN112909789 B CN 112909789B
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CN
China
Prior art keywords
supporting plate
air bag
lifting device
cabinet
limiting
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CN201911222021.7A
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Chinese (zh)
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CN112909789A (en
Inventor
罗显跃
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Guizhou Power Grid Co Ltd
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Guizhou Power Grid Co Ltd
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Priority to CN201911222021.7A priority Critical patent/CN112909789B/en
Publication of CN112909789A publication Critical patent/CN112909789A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/52Mobile units, e.g. for work sites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/0002Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
    • B60B33/0005Castors in general; Anti-clogging castors assembling to the object, e.g. furniture characterised by mounting method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/10Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
    • B66F7/16Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Structural Engineering (AREA)
  • Power Engineering (AREA)
  • Handcart (AREA)

Abstract

The invention relates to a box cabinet lifting device, which relates to the technical field of box cabinet transportation and comprises at least one supporting plate, at least one air bag and universal wheels distributed at four corners of the lower surface of the supporting plate; the universal wheel is detachably connected with the supporting plate; the air bag is arranged on one side of the supporting plate, which is provided with the universal wheels; an inflation inlet is arranged on the air bag. The box cabinet lifting device disclosed by the invention is placed below the box cabinet when the box cabinet moves, and the box cabinet is lifted in situ through the air bag and moved through the universal wheels through the support plate, the detachable universal wheels arranged on the support plate and the air bag, so that the manual operation in the box cabinet moving process is reduced.

Description

Cabinet lifting device
Technical Field
The invention relates to the technical field of cabinet transportation, in particular to a cabinet lifting device.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. The switch cabinet is equipment which is mainly used for opening, closing, controlling and protecting electricity in the process of generating electricity, transmitting electricity, distributing electricity and converting electric energy of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. In the process of transportation and installation, the switch cabinet of the power system is placed on the ground through the support legs, and the switch cabinet needs to be manually carried to the trolley during movement. However, the switch cabinet is usually heavy, difficult to move and transport and inconvenient to operate.
Disclosure of Invention
The invention provides a cabinet lifting device for solving the technical problems, the cabinet is placed below a cabinet when the cabinet moves, the cabinet is lifted in situ through an air bag and moves through a universal wheel through a support plate and a detachable universal wheel arranged on the support plate and the air bag, and the manual operation in the cabinet moving process is reduced.
The technical scheme for solving the technical problems is as follows: a case cabinet lifting device comprises at least one supporting plate, at least one air bag and universal wheels distributed at four corners of the supporting plate; the universal wheel is detachably connected with the supporting plate; the air bag is arranged on the lower surface of the supporting plate; the air bag is provided with an inflation inlet.
In the technical scheme, when the universal wheels are not installed and the air bag is not filled with air, the height of the lifting device is smaller than that of the cabinet support legs; the width and/or length of the lifting device is smaller than the distance between two adjacent support legs of the bin, so that the lifting device can be fed into the lower part of the bin from a gap between the bottom surface of the bin and the ground. The sum of the heights of the universal wheels and the supporting plate is greater than the height of the cabinet supporting legs, so that after the universal wheels of the lifting device are installed on the installation plate, the cabinet is supported to be away from the ground, and the cabinet is convenient to move and transport.
When the lifting device is used, the airbag is conveyed to the lower part of the cabinet to be moved without being inflated and without the universal wheels, and then the airbag is inflated through the inflation inlet so as to support the supporting plate by the airbag; then the universal wheels are arranged at four corners below the supporting plate, gas in the air bags is released, the air bags are enabled to be in an uninflated state, the universal wheels are in contact with the ground, the cabinet is supported, and the cabinet can be moved.
The technical scheme has a simple structure, the cabinet can be lifted without an external power supply or a hydraulic device, the cabinet is convenient to transport and move, and manpower is saved; and the applicability is good, and the device can be repeatedly used.
Drawings
FIG. 1 is a schematic diagram of an inflated airbag of a cabinet lifting apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of an embodiment of an airbag of a cabinet lifting apparatus of the present invention when the airbag is not inflated;
FIG. 3 is a schematic structural diagram illustrating an initial state of a cabinet lifting apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of the internal structure of the telescopic member of the lifting device for cabinets according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 in accordance with the present invention;
in the drawings, the reference numbers indicate the following list of parts:
1-support plate, 11-first support plate, 12-second support plate, 2-air bag, 21-inflation inlet, 3-universal wheel, 31-mounting plate, 4-telescopic piece, 41-telescopic tube, 42-limiting buckle, 421-compression spring, 422-limiting block, 423-pull ring, 424-spring, 425-limiting block, 426-pull buckle and 427-steel wire.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth to illustrate, but are not to be construed to limit the scope of the invention.
In the following embodiment, the bottom surface of the cabinet is a surface which is provided with supporting legs and is close to the ground; the lower surface of the supporting plate 1 is a surface close to the ground.
Example 1
As shown in fig. 1 to 3, the lifting device for a cabinet provided in this embodiment includes at least one supporting plate 1, at least one airbag 2, and universal wheels 3 distributed at four corners of the supporting plate 1; the universal wheel 3 is detachably connected with the support plate 1; the air bag 2 is arranged on one side of the supporting plate 1, which is provided with the universal wheel 3; the air bag 2 is provided with an inflation port 21.
The supporting plate 1 is a rectangular plate; the air bag 2 is positioned on the lower surface of the support plate 1, and an air pipe interface externally connected with an inflating device is arranged at an inflating port 21 of the air bag 2 and is used for inflating and exhausting air.
The detachable connection of the universal wheel 3 to the support plate 1 can be realized by the following structure: u-shaped connecting plates are arranged at four corners of the supporting plate 1, and limit tables extending along the inner surfaces are arranged on the connecting plates; the universal wheel 3 is provided with a mounting plate 31, and the mounting plate 31 is matched with the limiting table. Can realize the connection dismantled of universal wheel 3 through the spacing platform of mounting panel 31 embedding in the connecting plate.
Preferably, a handle is further provided at one side of the mounting plate 31 to facilitate pushing or pulling the universal wheel 3 into or out of a limit table in the connecting plate.
The lifting device is in an initial state that the air bag 2 is not inflated, and the universal wheels 3 are separated from the supporting plate 1. When in use, the lifting device in the initial state is sent to the lower part of the cabinet to be moved, and then air is filled into the air bag 2 through the inflation inlet 21, so that the air bag 2 supports the support plate 1; then install universal wheel 3 in four angles of backup pad 1 below, release the gas in the gasbag 2, make gasbag 2 reply to the uninflated state, universal wheel 3 contacts ground, hold up the cabinet, can realize the removal of cabinet. When the cabinet moves to a target position, gas is filled into the air bag 2 through the inflating opening 21 again, so that the air bag 2 supports the supporting plate 1, and the universal wheels 3 leave the ground; then the universal wheel 3 is taken down, the gas in the air bag 2 is exhausted, the supporting feet of the bin are fallen on the ground, and then the lifting device can be pulled out, and the bin is moved.
Preferably, the lower surface of the supporting plate 1 is provided with a groove; the air bag 2 is arranged in the groove, so that the air bag 2 can be put into the groove after gas is exhausted, and the air bag 2 rubs the ground in the moving process of the cabinet or the lifting device, so that the air bag 2 is abraded; the trachea interface sets up on backup pad 1 lateral wall, the external aerating device of being convenient for.
The inflation device is an air pump or an inflator.
Example 2
In order to better implement the above technical solution, the supporting plate 1 comprises a first supporting plate 11 and a second supporting plate 12 which are parallel to each other; the lower surfaces of the first supporting plate 11 and the second supporting plate 12 are both provided with air bags 2, namely the lower surface of the first supporting plate 11 is provided with a first air bag, and the lower surface of the second supporting plate 12 is provided with a second air bag; at least two telescopic parts 4 are arranged between the first supporting plate 11 and the second supporting plate 12 and used for realizing the distance between the first supporting plate 11 and the second supporting plate 12.
Preferably, the lower surfaces of the first support plate 11 and the second support plate 12 are provided with grooves, and the first air bag and the second air bag are respectively arranged in the grooves of the first support plate 11 and the second support plate 12. And the air pipe connector communicated with the first air bag and the air pipe connector communicated with the second air bag are respectively arranged on the side walls of the first supporting plate 11 and the second supporting plate 12.
When the movable lifting device is used, the lifting device in the initial state is sent to the position below a cabinet to be moved, then gas is filled into the first air bag, the first air bag supports the first supporting plate 11, the telescopic piece 4 extends, and the supporting legs of the cabinet leave the ground; then, filling gas into the second air bag to enable the second air bag to lift the second supporting plate 12, and then installing the universal wheels 3 at four corners below the second supporting plate 12; the gas in the second air bag is released, so that the second air bag is restored to an uninflated state, the universal wheels 3 are in contact with the ground, the bin is supported, and the movement of the bin can be realized. When the cabinet moves to the target position, the second air bag is inflated again, so that the second air bag supports the second supporting plate 12, and the universal wheels 3 leave the ground; then take off universal wheel 3, the gas in first gasbag and the second gasbag of discharging again shortens extensible member 4, and the stabilizer blade of cabinet falls on subaerial, can take out lifting devices, accomplishes the removal of cabinet.
Preferably, the expansion elements 4 are arranged in 4 along the four corners of the first support plate 11.
Other parts in this embodiment are substantially the same as those in embodiment 1, and therefore are not described in detail.
Example 3
In order to better realize the technical solution, as shown in fig. 4 and 5, the telescopic member 4 includes a telescopic tube 41 and a limit buckle 42 disposed on the telescopic tube 41 or on the support plate 1. The limit buckle 42 is used for clamping the telescopic pipe 41 and keeping the extension state of the telescopic part 4.
Preferably, the extension tube 41 is a square hollow tube; the upper surfaces of the second support plates 12 are provided with square holes for embedding the extension tubes 41; when the first airbag on the lower surface of the first support plate 11 is not inflated, the telescopic tube 41 is retracted into the square hole.
The limiting buckle 42 comprises a compression spring 421, a limiting block 422 and a pull ring 423; the limiting block 422 comprises a head part in a lock tongue shape and a limiting rod connected with the head part into a whole; the compression spring 421 is sleeved on the limiting rod; one end of the limiting rod far away from the head penetrates out of the support plate connecting pull ring 423.
The installation of the limit buckle 42 can be realized through the following structures: a limiting block 422 and a limiting hole in which a compression spring 421 is embedded are arranged on the inner surface of the side wall of the supporting plate 1, the limiting rod is arranged close to the outer side wall of the supporting plate 1, and the head part is arranged close to the inner side wall of the supporting plate 1; the pull ring 423 is positioned outside the support plate 1; when the spring 421 is compressed in a natural state, the head extends out of the limiting hole to realize limiting; when the pull ring 423 is pulled out of the support plate 1, the compression spring 421 is pressed, the head part retracts into the limit hole, and the extension tube 41 freely extends and retracts.
Preferably, the limiting buckle 42 can also be of the following structure: the device comprises a spring 424, a limiting piece 425, a pull buckle 426 and a steel wire 427, wherein the limiting piece 425 comprises a limiting head in a lock tongue shape and a connecting rod connected with the limiting head into a whole; the spring 424 is sleeved on the connecting rod; one end of the steel wire 427 is connected with the end face of the connecting rod of the limiting head, and the other end penetrates through the supporting plate 1 to be connected with the pull buckle 426; the wire 427 extends along the gap between the spring 424 and the linkage. When in use, the limiting member 425 and the spring 424 are arranged on the telescopic pipe 41; when the spring 424 is in a natural state, the limiting head of the limiting member 425 extends out of the telescopic tube 41 to realize limiting; when the pulling buckle 426 pulls the steel wire 427, the spring 424 is compressed, the limiting head retracts into the telescopic tube 41, and the telescopic tube 41 can return to the state of being inserted into the square hole.
Preferably, taking the telescopic part 4 as two telescopic tubes 41 nested with each other as an example, the telescopic part 4 comprises a first telescopic tube 41 and a second telescopic tube 41 with successively reduced outer diameters; the outer side walls of the lower ends of the first extension tube 41 and the second extension tube 41 are both provided with outer edge steps extending along the edges; the inner side wall of the upper end of the first extension tube 41 is provided with an inner edge step extending along the edge; the opening of the square hole is also provided with a limiting step extending along the edge of the opening; the first extension tube 41 is embedded in the square hole and is connected with the square hole in a sliding manner; the inner diameter of the limiting step is smaller than the outer diameter of the extending step of the first extension tube 41, so that the first extension tube 41 cannot be separated from the square hole; similarly, the inner diameter of the step of the inner edge of the first extension tube 41 is smaller than the outer diameter of the step of the outer edge of the second extension tube 41. The upper end of the second extension tube 41 is connected to the lower surface of the first support plate 11.
The first extension tube 41 is limited by the limit buckle 42 comprising the compression spring 421, the limit block 422 and the pull ring 423; the second telescopic tube 41 is limited by the above-mentioned limit buckle 42 comprising the spring 424, the limiting member 425, the pulling buckle 426 and the steel wire 427.
The pull ring 423 and the pull button 426 are respectively disposed on the side walls of the first support plate 11 and the second support plate 12, so as to be easily pulled by an operator.
When the lifting device is used, the lifting device in an initial state is sent to the lower part of a cabinet to be moved, then air is filled into the first air bag, so that the first air bag supports the first supporting plate 11, the first telescopic pipe 41 and the second telescopic pipe 41 extend out of square holes, the limiting piece 425 and the limiting piece 422 pop out, the telescopic piece 4 is kept in an extending state, the first supporting plate 11 is supported to support the cabinet, and the supporting legs of the cabinet leave the ground; then, filling gas into the second air bag to enable the second air bag to lift the second supporting plate 12, and then installing the universal wheels 3 at four corners below the second supporting plate 12; and releasing the gas in the second air bag to enable the second air bag to return to an uninflated state, and enabling the universal wheels 3 to contact the ground to lift the cabinet, so that the cabinet can be moved. When the cabinet moves to the target position, the second air bag is inflated again, so that the second air bag supports the second supporting plate 12, and the universal wheels 3 leave the ground; then take off universal wheel 3, discharge the gas in first gasbag and the second gasbag again, pulling pull ring 423 and draw the knot 426, locating part 425 and stopper 422 retract, push down first backup pad 11 and can let extensible member 4 retract in the square hole, the stabilizer blade of cabinet falls on subaerial, takes out lifting devices again, accomplishes the removal of cabinet.
Other parts in this embodiment are substantially the same as those in the above embodiment, and thus are not described in detail.
Example 4
In order to better realize the technical scheme, the lower surface of any supporting plate 1 is provided with at least four air bags 2 which are arranged in a matrix. Gaps are formed between the adjacent air bags 2, so that the inflation quantity of the air bags 2 is reduced, and the support of the support plate 1 can be realized by filling less air.
Preferably, each air bag 2 is communicated with the inflation port 21 through an inflation pipeline, and each inflation pipeline is provided with a pressure regulating valve for regulating the air pressure in each air bag 2, so that the air pressure in each air bag 2 is synchronously increased/reduced, and the problem that the stable supporting and the stable putting down of the cabinet are influenced due to uneven stress of the supporting plate 1 caused by uneven air pressure in each air bag 2 is avoided.
Other parts in this embodiment are substantially the same as those in the above embodiment, and thus are not described in detail.
Example 5
In order to better realize the technical scheme, the air bag 2 is detachably connected with the first supporting plate 11 and the second supporting plate 12, so that the air bag 2 is convenient to replace; while the first support plate 11 and the second support plate 12 may share one airbag 2.
When the lifting device is used specifically, the lifting device in an initial state is sent to the position below a cabinet to be moved, the air bag 2 is arranged below the first supporting plate 11 at the moment, then air is filled into the air bag 2, the air bag 2 supports the first supporting plate 11, the first telescopic pipe 41 and the second telescopic pipe 41 extend out of the square holes, the limiting part 425 and the limiting block 422 pop out, the telescopic part 4 is kept in an extending state, the first supporting plate 11 is supported to support the cabinet, and the support legs of the cabinet leave the ground; then the gas in the air bag 2 is discharged, the first supporting plate 11 continuously supports the box and the air bag 2 is taken down and arranged below the second supporting plate 12; then, gas is filled into the air bag 2, so that the air bag 2 supports the second supporting plate 12, and then the universal wheels 3 are arranged at four corners below the second supporting plate 12; the air in the air bag 2 is released, so that the air bag 2 is restored to the uninflated state, and the universal wheels 3 are contacted with the ground, thereby realizing the movement of the cabinet. When the cabinet moves to a target position, gas is filled into the air bag 2 again, so that the air bag 2 supports the second supporting plate 12, and the universal wheels 3 leave the ground; then the universal wheel 3 is taken down, the gas in the air bag 2 is exhausted, the pull ring 423 and the pull buckle 426 are pulled, the limiting piece 425 and the limiting piece 422 are retracted, the first supporting plate 11 is pressed down, the telescopic piece 4 can be retracted into the square hole, the supporting legs of the bin are fallen on the ground, the lifting device is taken out, and the movement of the bin is completed.
The detachable connection of the airbag 2 to the first and second support plates 11 and 12 may be achieved by: the air bags 2 are arranged on the fixing plate, and the air bags 2 are arranged on the fixing plate in a matrix manner; the side walls of the first supporting plate 11 and the second supporting plate 12 are provided with rectangular drawing openings corresponding to the fixing plates, and the fixing plates are embedded in/drawn out, so that the airbag 2 can be detachably connected with the first supporting plate 11 and the second supporting plate 12.
Other parts in this embodiment are substantially the same as those in the above embodiment, and thus are not described in detail.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the scope of the present invention, which is intended to cover any modifications, equivalents, improvements, etc. within the spirit and scope of the present invention.

Claims (10)

1. A case cabinet lifting device which characterized in that: comprises at least one supporting plate (1), at least one air bag (2) and universal wheels (3) distributed at four corners of the lower surface of the supporting plate (1); the universal wheel (3) is detachably connected with the support plate (1); the air bag (2) is arranged on the lower surface of the support plate (1); the air bag (2) is provided with an inflation inlet (21); when the air bag (2) is not inflated and the universal wheels (3) are not installed, the height of the lifting device is smaller than that of the cabinet support legs; the sum of the heights of the universal wheels (3) and the supporting plate (1) is greater than the height of the cabinet supporting leg; when the lifting device is used, the air bag (2) is not inflated, the lifting device without the universal wheels (3) is sent to the lower part of a cabinet to be moved, and then the air bag (2) is inflated to enable the air bag to support the supporting plate (1); and then the universal wheels (3) are arranged at four corners below the supporting plate (1), gas in the air bag (2) is released, the air bag (2) is enabled to return to an uninflated state, the universal wheels (3) are contacted with the ground, the bin is lifted, and the movement of the bin can be realized.
2. A cabinet lifting device according to claim 1, comprising a first support plate (11) and a second support plate (12) parallel to each other; the lower surfaces of the first supporting plate (11) and the second supporting plate (12) are provided with air bags (2); at least two telescopic parts (4) for adjusting the distance between the first supporting plate (11) and the second supporting plate (12) are arranged between the first supporting plate (11) and the second supporting plate (12); the universal wheels (3) are arranged at four corners of the lower surface of the second supporting plate (12).
3. A cabinet lifting device according to claim 2, wherein the telescopic member (4) comprises a telescopic tube (41), a limit catch (42) arranged on the telescopic tube (41) or on the support plate (1).
4. A cabinet lifting device according to claim 3, wherein said limit catch (42) comprises a compression spring (421), a limit block (422) and a pull ring (423); the limiting block (422) comprises a head part with a lock tongue shape and a limiting rod connected with the head part into a whole; the compression spring (421) is sleeved on the limiting rod; one end of the limiting rod, which is far away from the head, penetrates out of the support plate connecting pull ring (423).
5. The cabinet lifting device according to claim 3, wherein the limiting buckle (42) comprises a spring (424), a limiting member (425), a pulling buckle (426) and a steel wire (427), the limiting member (425) comprises a limiting head in a tongue shape and a connecting rod connected with the limiting head into a whole; the spring (424) is sleeved on the connecting rod; one end of the steel wire (427) is connected with the end face of the limiting head connecting rod, and the other end of the steel wire (427) penetrates through the supporting plate (1) to be connected with the pull buckle (426); the wire (427) extends along a gap between the spring (424) and the link.
6. A tank lifting device according to any one of claims 1 to 5, characterised in that the lower surface of each support plate (1) is provided with at least four air-bags (2) arranged in a matrix.
7. A cabinet lifting device according to claim 6, wherein each air bag (2) is communicated with the inflation port (21) through an inflation pipeline, and a pressure regulating valve is arranged on each inflation pipeline.
8. A cabinet lifting device according to any one of claims 2 to 5 and 7, wherein the air bag (2) is detachably connected to the first support plate (11) and the second support plate (12).
9. A cabinet lifting device according to claim 1, wherein the lower surface of the supporting plate (1) is provided with a groove; the air bag (2) is arranged in the groove; and an air pipe connector communicated with the inflation inlet (21) is arranged on the side wall of the support plate (1).
10. A lifting device for cabinets according to claim 1, characterized in that the lower surface of the supporting plate (1) close to the ground is provided with a "U" -shaped connecting plate, on which a limiting platform extending along the inner surface is provided; the universal wheel (3) is provided with a mounting plate (31), and the mounting plate (31) is matched with the limiting table.
CN201911222021.7A 2019-12-03 2019-12-03 Cabinet lifting device Active CN112909789B (en)

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CN201911222021.7A CN112909789B (en) 2019-12-03 2019-12-03 Cabinet lifting device

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CN112909789A CN112909789A (en) 2021-06-04
CN112909789B true CN112909789B (en) 2023-01-31

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CN114655066B (en) * 2022-03-30 2023-10-24 松果新能源汽车有限公司 New energy automobile battery package changing device
CN115057385B (en) * 2022-05-09 2024-04-30 青岛顺丰机械有限公司 Multi-cascade dynamic pneumatic lifting machine

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CN206976909U (en) * 2017-06-22 2018-02-06 绵阳市迈高电气有限公司 Distribution switchgear cabinet installs transfer device
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CN208967406U (en) * 2018-10-30 2019-06-11 四川盛鑫源电器设备制造有限公司 It is a kind of with removable and decrease of noise functions dry-type transformer
CN209059756U (en) * 2018-07-09 2019-07-05 刘文娟 A kind of nursing in neurology bed
CN211813228U (en) * 2019-12-03 2020-10-30 贵州电网有限责任公司 Lifting device for switch cabinet

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Publication number Priority date Publication date Assignee Title
CN104891386A (en) * 2015-06-13 2015-09-09 吉林大学 Elbow joint arm lifting device with unpowered locked top point
CN206976909U (en) * 2017-06-22 2018-02-06 绵阳市迈高电气有限公司 Distribution switchgear cabinet installs transfer device
CN107522134A (en) * 2017-10-24 2017-12-29 方敏 A kind of outdoor power ramp frame of convenient use
CN108373128A (en) * 2018-02-28 2018-08-07 武汉华志机器人产业技术研究院有限公司 Lifting equipment for being lifted automobile
CN209059756U (en) * 2018-07-09 2019-07-05 刘文娟 A kind of nursing in neurology bed
CN208967406U (en) * 2018-10-30 2019-06-11 四川盛鑫源电器设备制造有限公司 It is a kind of with removable and decrease of noise functions dry-type transformer
CN211813228U (en) * 2019-12-03 2020-10-30 贵州电网有限责任公司 Lifting device for switch cabinet

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