CN113086863B

CN113086863B - Hoisting device

Info

Publication number: CN113086863B
Application number: CN202110346626.8A
Authority: CN
Inventors: 陈勇; 向卫; 梁乐贤; 邓览
Original assignee: Shenzhen CIMC Tianda Airport Support Ltd
Current assignee: Shenzhen CIMC Tianda Airport Support Ltd
Priority date: 2020-07-17
Filing date: 2021-03-31
Publication date: 2024-06-25
Anticipated expiration: 2041-03-31
Also published as: CN113086863A

Abstract

The invention provides a lifting device which is used for being installed on a passage of a boarding bridge, and comprises a bracket, a first installation seat, a second installation seat and a lifting assembly, wherein the first installation seat is connected with the bracket and is used for being installed on one side of the top of the passage; the second mounting seat is connected to the bracket and is used for being mounted on the other side of the top of the channel; the distance between the second mounting seat and the first mounting seat can be adjusted so that the lifting device can be mounted on channels with different widths; the hoisting assembly is connected to the bracket and used for hoisting articles.

Description

Hoisting device

Technical Field

The invention relates to the technical field of lifting equipment in general, and particularly relates to a lifting device.

Background

At present, when a boarding bridge is installed or used in an airport, side wall glass of a boarding bridge channel is often broken due to mechanical collision, environmental temperature and the like, broken glass is needed to be replaced under the condition, but the side wall glass of the boarding bridge is heavy and has a certain height from the ground, so that the glass replacement cannot be completed only by manpower.

The existing glass replacement method comprises the following steps: and lifting the glass to be replaced to the vicinity of the frame of the glass to be installed of the channel in a manner of renting a crane, so as to complete the replacement of the glass. However, although the existing cranes can adapt to channels with different widths, the renting cost of the cranes is high, the crane utilization rate is not high for the condition of only replacing one glass, and the cranes need to deal with various examination and approval procedures when entering an airport, so that the glass replacement period is long.

The above information disclosed in the background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

It is a primary object of the present invention to provide a lifting device that is simple in construction and mountable on channels of varying widths.

In order to achieve the aim of the invention, the invention adopts the following technical scheme:

According to one aspect of the present invention, there is provided a lifting device for mounting on a tunnel of a boarding bridge, the lifting device comprising a bracket, a first mount, a second mount and a lifting assembly, the first mount being connected to the bracket for mounting on one side of the top of the tunnel; the second mounting seat is connected to the bracket and is used for being mounted on the other side of the top of the channel; the distance between the second mounting seat and the first mounting seat can be adjusted so that the lifting device can be mounted on channels with different widths; the hoisting assembly is connected to the bracket and used for hoisting articles.

According to some embodiments of the invention, the first mount comprises a first body, a first longitudinal ejector pin, and a first transverse ejector pin;

The first body is L-shaped and comprises a first part and a second part; the first part is connected to the bottom surface of the bracket, and the first longitudinal ejector rod is telescopically connected to the first part so as to longitudinally adjust the distance between the bottom surface of the bracket and the top of the channel;

The first transverse ejector rod is telescopically connected to the second part to transversely adjust the distance between the second part and the square pipe;

Wherein the first longitudinal ejector pin and the first transverse ejector pin cooperate to lock the first mount to one side of the channel.

According to some embodiments of the invention, the first longitudinal ejector rod has an external thread, and the first portion has an internal threaded hole screwed with the external thread of the first longitudinal ejector rod;

The first transverse ejector rod is provided with external threads, and the second part is provided with an internal threaded hole in threaded connection with the external threads of the first transverse ejector rod.

According to some embodiments of the invention, the bracket has a plurality of connection holes thereon, and the second mount is connected to different connection holes by a bolt assembly to adjust a distance between the first mount and the second mount.

According to some embodiments of the invention, the second mount comprises a second body and a second longitudinal ejector rod;

the second body is connected to the bottom surface of the bracket and comprises a clamping hook part, and the clamping hook part can be clamped and hooked on the other side of the channel;

The second longitudinal ejector rod is telescopically connected to the second body so as to longitudinally adjust the distance between the bottom surface of the bracket and the top of the channel;

wherein, the trip portion and the second longitudinal ejector rod cooperate to lock the second mount at the other side of the channel.

According to some embodiments of the invention, the second longitudinal ejector rod has an external thread, and the second body has an internal threaded hole screwed with the external thread of the second longitudinal ejector rod.

According to some embodiments of the invention, the bracket comprises six cross beams, the six cross beams form a triangular pyramid, the triangular pyramid comprises a bottom surface and three side surfaces, one side surface forms an obtuse angle with the bottom surface, the other two side surfaces form an acute angle with the bottom surface respectively, and the acute angles are equal; the three side surfaces are intersected in pairs to form three side edges, the top ends of the three side edges form a vertex extending out of one side of the channel, and the hoisting assembly is connected to the vertex.

According to some embodiments of the invention, the bottom surface and the three side surfaces form three bottom points, wherein two bottom points are located on one side of the top of the channel and the remaining one bottom point is located on the other side of the top of the channel;

the number of the first installation seats is two, the two first installation seats are respectively adjacent to two bottom points, and the second installation seats are adjacent to the rest of bottom points.

According to some embodiments of the invention, the bracket further comprises a lifting lug, the lifting lug is arranged at the vertex of the bracket, and the lifting assembly is connected to the lifting lug.

According to some embodiments of the invention, the lifting assembly comprises a hoist block connected to the bracket, a sling connected to the hoist block, and a suction cup connected to the sling.

According to some embodiments of the invention, the bracket includes a base frame, a side frame, one end of the side frame being hinged to one end of the base frame, and one end of the pull rod being hinged to the other end of the base frame, the other end of the pull rod being detachably connected to the other end of the side frame.

According to some embodiments of the invention, the detachable connection of the pull rod and the side frame is a latch connection or a bolt assembly connection.

One embodiment of the above invention has the following advantages or benefits:

According to the lifting device disclosed by the embodiment of the invention, the technical means that the distance between the second mounting seat and the first mounting seat is adjustable is adopted, so that the lifting device can be mounted on channels with different widths, the lifting device can adapt to channel structures with various widths, one lifting device is not required to be configured for each channel, and the cost is saved and the efficiency is improved.

Drawings

The above and other features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.

Fig. 1 is a front view of a lifting device mounted on a passage according to an exemplary embodiment.

Fig. 2 is a schematic diagram illustrating a first mount being mounted on a channel according to an exemplary embodiment.

Fig. 3 is a schematic diagram illustrating a second mount being mounted on a channel according to an exemplary embodiment.

Fig. 4 is a side view of a lifting device mounted on a passage according to an exemplary embodiment.

Fig. 5 to 8 are schematic views showing the installation of the lifting device on the passages of different widths according to an exemplary embodiment.

Fig. 9 is a schematic diagram of a stent according to an exemplary embodiment.

Fig. 10 is a schematic view showing a lifting device mounted on a passage according to another exemplary embodiment.

Fig. 11 is a positional relationship diagram of the center lines L1 and L2.

Fig. 12 is a schematic view showing a stand in an open state according to another embodiment.

Fig. 13 is a schematic view illustrating the stand in a stowed state according to another embodiment.

Wherein reference numerals are as follows:

10. Support frame

101. Lifting lug

102. Vertex point

103. First bottom point

104. Second bottom point

105. Third bottom point

106. Bottom frame

107. Side frame

108. Pull rod

109. Bolt

110. First cross beam

120. Second cross beam

130. Third cross beam

140. Fourth cross beam

150. Fifth cross beam

160. Sixth cross beam

170. Bottom plate

171. Connecting hole

20. First mounting seat

210. First body

211. First part

212. Second part

220. First longitudinal ejector rod

230. First transverse ejector rod

30. Second mounting seat

310. Second body

311. Hook part

320. Second longitudinal ejector rod

40. Hoisting assembly

410. Hoisting block

420. Hanging belt

430. Suction cup

440. Hook

50. Channel

511. Angle steel

512. Angle steel

520. Square tube

60. Glass

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus detailed descriptions thereof will be omitted.

Although relative terms such as "upper" and "lower" are used in this specification to describe the relative relationship of one component of an icon to another component, these terms are used in this specification for convenience only, such as in terms of the orientation of the examples described in the figures. It will be appreciated that if the device of the icon is flipped upside down, the recited "up" component will become the "down" component. Other relative terms such as "top," "bottom," and the like are also intended to have similar meanings. The terms "a," "an," "the," and "said" are used to indicate the presence of one or more elements/components/etc.; the terms "comprising" and "having" are intended to be inclusive and mean that there may be additional elements/components/etc. in addition to the listed elements/components/etc.; the terms "first," "second," "third," and "fourth," etc. are used merely as labels, and are not intended to limit the number of objects.

As shown in fig. 1, fig. 1 is a front view illustrating a lifting device installed on a passage according to an exemplary embodiment. In an exemplary embodiment, a lifting device is installed on a tunnel 50 of a boarding bridge for lifting glass 60 to be replaced near a glass frame of the tunnel 50, the lifting device including a bracket 10, a first mount 20, a second mount 30, and a lifting assembly 40, the bracket 10 being installed on top of the tunnel 50 by means of the first mount 20 and the second mount 30. The first mount 20 is connected to one side of the bottom of the bracket 10, the second mount 30 is connected to the other side of the bottom of the bracket 10, the first mount 20 is mounted on one side of the top of the channel 50, and the second mount 30 is mounted on the other side of the top of the channel 50. The distance between the second mount 30 relative to the first mount 20 is adjustable to enable the lifting device to be mounted on different width channels 50. A lifting assembly 40 is connected to the frame 10 for lifting the glass 60.

The lifting device in the embodiment of the invention adopts the technical means that the distance between the second mounting seat 30 and the first mounting seat 20 can be adjusted so that the lifting device can be mounted on the channels 50 with different widths, so that the lifting device in the embodiment can adapt to the channel 50 structures with various widths without configuring one lifting device for each channel 50, thereby saving the cost and improving the efficiency.

As shown in fig. 2, fig. 2 is a schematic view showing a first mount installed on a channel according to an exemplary embodiment. In an exemplary embodiment, the first mount 20 includes a first body 210, a first longitudinal ram 220, and a first lateral ram 230, the first longitudinal ram 220 being telescopically coupled to the first body 210, the first lateral ram 230 being telescopically coupled to the first body 210.

The first body 210 is generally L-shaped and includes a first portion 211 and a second portion 212, the first portion 211 being fixedly connected to the bracket 10, such as by a bolt assembly, and the second portion 212 extending downwardly from the first portion 211 in a longitudinal direction.

The first longitudinal push rod 220 is connected to the first body 210 and can abut against the channel 50, for example, against the angle steel 511 of the channel 50, to fix the first body 210 on top of the channel 50 in the longitudinal direction. The first longitudinal ejector rod 220 has an external thread, the first body 210 has an internal thread hole screwed with the external thread of the first longitudinal ejector rod 220, and by means of the threaded fit between the external thread of the first longitudinal ejector rod 220 and the internal thread hole of the first body 210, one end of the first longitudinal ejector rod 220 far away from the bracket 10 is telescopic relative to the bottom surface of the bracket 10, so as to longitudinally adjust the distance between the bottom surface of the bracket 10 and the top of the channel 50, and a space is formed between the bottom surface of the bracket 10 and the top of the channel 50, so as to avoid the parts or structures above the top of the channel 50, and the bracket 10 can be installed on different structures of the channel 50.

The first lateral push rod 230 is connected to the second portion 212 of the first body 210, and can abut against one side of the channel 50 and abut against the bottom surface of the angle steel 511, for example, the first lateral push rod 230 can abut against the square tube 520 of the channel 50. The first transverse push rod 230 is telescopically coupled to the second portion 212 to laterally adjust the distance between the second portion 212 and the square tube 520. The first mount 20 can be locked to one side of the channel 50 by the combined action of the first longitudinal push rod 220 and the first transverse push rod 230.

In one embodiment, the first lateral push rod 230 has external threads and the second portion 212 has an internally threaded bore that is threaded with the external threads of the first lateral push rod 230. By means of the external thread of the first transverse ejector 230 being engaged with the thread of the internal thread hole of the second portion 212 of the bracket 10, the distance between the second portion 212 and the square tube 520 can be adjusted transversely by rotating the first transverse ejector 230.

As shown in fig. 3, fig. 3 is a schematic view showing a second mount being mounted on a channel according to an exemplary embodiment. In an example embodiment, the second mount 30 includes a second body 310 and a second longitudinal ejector 320. The second body 310 is connected to the bottom surface of the bracket 10, and the second body 310 includes a hook portion 311, where the hook portion 311 can be hooked on the bottom of the angle steel 512 at the other side of the channel 50.

The second longitudinal ejector rod 320 is connected to the second body 310 and can abut against the angle steel 512 at the other side of the channel 50, and the second longitudinal ejector rod 320 is telescopically connected to the second body 310 to longitudinally adjust the distance between the bottom surface of the bracket 10 and the top of the channel 50. In an embodiment, the second longitudinal ejector 320 has an external thread, the second body 310 has an internal thread hole screwed with the external thread of the second longitudinal ejector 320, and by means of the threaded engagement of the external thread of the second longitudinal ejector 320 and the internal thread hole of the second body 310, an end portion of the second longitudinal ejector 320 away from the bracket 10 is telescopic relative to the bottom surface of the bracket 10, so as to longitudinally adjust the distance between the bottom surface of the bracket 10 and the top of the channel 50, and a space is provided between the bottom surface of the bracket 10 and the top of the channel 50, so as to avoid the component or structure above the top of the channel 50, so that the bracket 10 can be mounted on different channel structures. The second mounting seat 30 is locked at the other side of the channel 50 under the combined action of the hook portion 311 and the second longitudinal ejector rod 320.

As shown in fig. 5 to 8, fig. 5 to 8 are schematic views illustrating a lifting device mounted on passages 50 of different widths according to an exemplary embodiment. In an exemplary embodiment, the bracket 10 has a plurality of coupling holes 171 thereon, and the second mount 30 may be coupled to different coupling holes 171 by a bolt assembly to adjust the distance between the first mount 20 and the second mount 30.

As shown in fig. 9, fig. 9 is a schematic diagram of a stent according to an exemplary embodiment. In an embodiment, the bracket 10 includes a bottom plate 170, on which a plurality of the above-mentioned connecting holes 171 are formed, and the second mounting seat 30 is mounted at different positions of the bracket 10 by passing the bolt assembly through different connecting holes, so as to adjust the distance between the first mounting seat 20 and the second mounting seat 30, and finally achieve the effect that the lifting device can adapt to the channels 50 with different widths.

In an exemplary embodiment, the rack 10 includes six beams, a first beam 110, a second beam 120, a third beam 130, a fourth beam 140, a fifth beam 150, and a sixth beam 160, respectively. The six cross beams form a triangular pyramid shape, the triangular pyramid shape comprises a bottom surface and three side surfaces, the bottom surface is connected to the top of the channel 50 through the first mounting seat 20 and the second mounting seat 30, one side surface forms an obtuse angle with the bottom surface, the other two side surfaces form acute angles with the bottom surface respectively, and the angles of the two acute angles are equal; the three sides intersect two by two to form three side edges, the top ends of the three side edges form a vertex 102 extending beyond one side of the channel 50, and the lifting assembly 40 is connected to the vertex 102.

In this embodiment, the six cross beams of the support 10 are designed into a triangular pyramid shape, and four faces of the triangular pyramid shape are triangular, so that the support 10 is more stable when lifting objects due to stronger stability of the triangular structure.

Referring to fig. 1, 4 and 9, the bottom surface of the triangular pyramid and the three sides form three bottom points, two of which are located at one side of the top of the channel 50 and the other bottom point is located at the other side of the top of the channel 50. Specifically, the first, second and sixth beams 110, 120 and 160 of the rack 10 form a first bottom point 103, the first, third and fourth beams 110, 130 and 140 form a second bottom point 104, the second, third and fifth beams 120, 130 and 150 form a third bottom point 105, the second and third bottom points 104 and 105 are located on one side of the top of the channel 50, and the first bottom point 103 is located on the other side of the top of the channel 50.

As shown in fig. 4, the number of the first mounting seats 20 is two, and the two first mounting seats 20 are respectively adjacent to the second bottom point 104 and the third bottom point 105. As shown in fig. 1, the second mount 30 is disposed adjacent to the first bottom point 103.

In this embodiment, through such design, the support 10 is connected to the top of the channel 50 by means of two first mounting seats 20 and one second mounting seat 30, the support 10 and the channel 50 form three contact points, and the three contact points form a triangle, and according to the characteristic of stronger stability of the triangle structure, the connection structure of the support 10 and the top of the channel 50 is more stable and firm, and when lifting an article, the overturning is not easy to occur.

As shown in fig. 1 and 9, the fourth beam 140, the fifth beam 150, and the sixth beam 160 of the stent 10 collectively meet at an apex 102. Since one of the sides is disposed at an obtuse angle to the bottom, the apex 102 extends out of the channel 50. The bracket 10 further includes a lifting lug 101, the lifting lug 101 is disposed at the top 102 of the bracket 10, and the lifting assembly 40 is connected to the lifting lug 101.

As shown in fig. 1 and 4, in an example embodiment, hoist assembly 40 includes a hoist 410, a strap 420, and a suction cup 430, hoist 410 is coupled to lifting lug 101, strap 420 is coupled to hoist 410, and suction cup 430 is coupled to strap 420. In this embodiment, there are two suction cups 430 for suction onto the glass to be mounted. The lifting of the glass to be installed is realized by controlling the lifting of the hoist 410, and finally, the installation of the glass on the side wall of the passage 50 on the boarding bridge passage 50 is realized.

In an exemplary embodiment, the stand 10 may also be constructed to be quickly removable. Specifically, as shown in fig. 12 and 13, fig. 12 is a schematic view showing a stand in an open state according to another embodiment, and fig. 13 is a schematic view showing a stand in a retracted state according to another embodiment. The stand 10 of the present embodiment includes a bottom frame 106, a side frame 107, and a pull rod 108, one end of the side frame 107 is hinged to one end of the bottom frame 106, one end of the pull rod 108 is hinged to the other end of the bottom frame 106, and the other end of the pull rod 108 is detachably connected to the other end of the side frame 107.

When the hoisting device is needed, the side frames 107 rotate around the hinge points relative to the bottom frames 106, and finally the side frames and the hoisting device are arranged at an angle, the pull rods 108 rotate around the hinge points relative to the bottom frames 106, and finally the side frames and the hoisting device are arranged at an angle, and the other ends of the pull rods 108 are connected to the other ends of the side frames 107 to form a state shown in fig. 12.

When the rack 10 is required to be stored or transported, the other end of the pull rod 108 is detached from the other end of the side frame 107, and the pull rod 108 and the side frame 107 are rotated in a direction approaching the bottom frame 106, and finally the three are in a stacked state, as shown in fig. 13. Like this, when support 10 is in the open state, but connect hoist and mount subassembly, when support 10 is in the state of packing up, the whole height of support 10 reduces, and takes up little space, is convenient for store and transportation.

In one embodiment, the pull rod 108 is detachably connected to the side frame 107 by a latch. Specifically, the other end of the pull rod 108 may be detachably connected to the other end of the side frame 107 through a latch 109, but not limited thereto, and may be, for example, a bolt assembly or the like.

As shown in fig. 10 and 11, fig. 10 is a schematic view illustrating a lifting device mounted on a passage according to another exemplary embodiment, and fig. 11 is a positional relationship diagram of center lines L1 and L2. When the boarding bridge passage 50 is in an inclined state, for example, the passage 50 and the horizontal surface are arranged at an acute angle alpha, the bracket 10 is arranged at the top of the glass frame to be installed of the boarding bridge passage 50 and is biased to the side of the higher C direction, so that the hook 440 can pass through the center point Q of the glass frame to be installed of the boarding bridge passage 50 when the lifting operation of the lifting hoist 410 is ensured after the installation is completed.

The glass 60 to be mounted may be rectangular and have a center point P. L1 is the symmetry axis of the glass and passes through the center point P. L2 passes through the center point P of the glass and forms an angle beta with L1, wherein alpha is equal to beta, and L2 is biased to the side C of the boarding bridge channel 50 where the height is higher. Two suction cups 430 are disposed at the outer upper end of the glass to be mounted and symmetrically disposed at both sides of L2 with L2 as a center line.

The hoist 410 is controlled to hoist the glass 60, and the glass is also in an inclined state in the ascending process because the included angle beta between the L1 and the L2 is equal to alpha, and the inclined angle and the inclined direction are the same as those of the glass frame. When the point P of the glass is substantially coincident with the point Q of the frame, the glass can be installed into the frame of the channel 50.

In summary, the lifting device provided by the embodiment of the invention has the following advantages:

It should be noted here that the hoisting device shown in the drawings and described in this specification is only one example employing the principles of the present invention. It will be clearly understood by those of ordinary skill in the art that the principles of the present invention are not limited to any details or any components of the devices shown in the drawings or described in the specification.

It should be understood that the invention is not limited in its application to the details of construction and the arrangement of components set forth in the specification. The invention is capable of other embodiments and of being practiced and carried out in various ways. The foregoing variations and modifications are intended to fall within the scope of the present invention. It should be understood that the invention disclosed and defined in this specification extends to all alternative combinations of two or more of the individual features mentioned or evident from the text and/or drawings. All of these different combinations constitute various alternative aspects of the present invention. The embodiments described in this specification illustrate the best mode known for carrying out the invention and will enable those skilled in the art to make and use the invention.

Claims

1. A lifting device for mounting on a tunnel of a boarding bridge, the lifting device comprising:

A bracket;

The first mounting seat is connected to the bracket and is used for being mounted on one side of the top of the channel; the first mounting seat comprises a first body, a first longitudinal ejector rod and a first transverse ejector rod; the first body is L-shaped and comprises a first part and a second part; the first part is connected to the bottom surface of the bracket, and the first longitudinal ejector rod is telescopically connected to the first part so as to longitudinally adjust the distance between the bottom surface of the bracket and the top of the channel; the first transverse ejector rod is telescopically connected with the second part so as to transversely adjust the distance between the second part and the side part of the channel; wherein the first longitudinal ejector pin and the first transverse ejector pin cooperate to lock the first mount to one side of the channel;

The second mounting seat is connected to the bracket and is used for being mounted on the other side of the top of the channel; the distance between the second mounting seat and the first mounting seat can be adjusted so that the lifting device can be mounted on channels with different widths; the second mounting seat comprises a second body and a second longitudinal ejector rod; the second body is connected to the bottom surface of the bracket and comprises a clamping hook part, and the clamping hook part can be clamped and hooked on the other side of the channel; the second longitudinal ejector rod is telescopically connected to the second body so as to longitudinally adjust the distance between the bottom surface of the bracket and the top of the channel; wherein the clamping hook part and the second longitudinal ejector rod work together to lock the second mounting seat on the other side of the channel; and

And the hoisting assembly is connected with the bracket and used for hoisting the article.

2. The lifting device of claim 1, wherein the first longitudinal ram has external threads and the first portion has an internally threaded bore that is threaded with the external threads of the first longitudinal ram;

3. The lifting device of claim 1, wherein the bracket has a plurality of connection holes, and the second mount is connected to different ones of the connection holes by a bolt assembly to adjust a distance between the first mount and the second mount.

4. The lifting device of claim 1, wherein the second longitudinal ram has external threads and the second body has an internally threaded bore that is threaded with the external threads of the second longitudinal ram.

5. The lifting device according to any one of claims 1 to 4, wherein the frame comprises six cross beams, the six cross beams forming a triangular pyramid shape, the triangular pyramid shape comprising a bottom surface and three side surfaces, one of the side surfaces and the bottom surface forming an obtuse angle, the other two side surfaces and the bottom surface forming an acute angle respectively, and the acute angles being equal; the three side surfaces are intersected in pairs to form three side edges, the top ends of the three side edges form a vertex extending out of one side of the channel, and the hoisting assembly is connected to the vertex.

6. The lifting device of claim 5, wherein the bottom surface and three of the side surfaces form three bottom points, wherein two of the bottom points are located on one side of the top of the channel and the remaining one bottom point is located on the other side of the top of the channel;

7. The lifting device of claim 5, wherein the bracket further comprises a lifting eye disposed at the apex of the bracket, the lifting assembly being coupled to the lifting eye.

8. The lifting device of any one of claims 1 to 4, wherein the lifting assembly comprises a hoist, a sling, and a suction cup, the hoist being connected to the bracket, the sling being connected to the hoist, the suction cup being connected to the sling.

9. The lifting device according to any one of claims 1 to 4, wherein the bracket comprises a bottom frame, a side frame, and a pull rod, one end of the side frame being hinged to one end of the bottom frame, one end of the pull rod being hinged to the other end of the bottom frame, the other end of the pull rod being detachably connected to the other end of the side frame.

10. The lifting device of claim 9, wherein the detachable connection of the tie rod to the side frame is a latch connection or a bolt assembly connection.