CN216997279U

CN216997279U - Hoisting device and hoisting equipment

Info

Publication number: CN216997279U
Application number: CN202220579106.1U
Authority: CN
Inventors: 李文鹏; 高卫国; 张谊诚; 孙红利; 徐志彬; 李起源; 于立涛
Original assignee: Xinjiang Transformer Plant Of Special Substation Engineering Co ltd; TBEA Intelligent Electric Co Ltd; TBEA Beijing Tianjin Hebei Intelligent Technology Co Ltd
Current assignee: Xinjiang Transformer Plant Of Special Substation Engineering Co ltd; TBEA Intelligent Electric Co Ltd; TBEA Beijing Tianjin Hebei Intelligent Technology Co Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-19
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a lifting device and lifting equipment, wherein the lifting device comprises a lifting appliance module, a connecting piece and a fastening piece, the lifting appliance module comprises at least two lifting components, each lifting component comprises a lifting piece and at least two supporting pieces, and each supporting piece is connected with the lifting piece; at least two rows of first hole groups are arranged on the connecting piece at intervals, each first hole group comprises a plurality of adjusting holes arranged along the extending direction of the connecting piece, at least two rows of second hole groups are arranged on each supporting piece at intervals, each second hole group comprises a plurality of positioning holes arranged along the extending direction of the supporting piece, and the hoisting piece is provided with a plurality of hoisting holes at intervals along the extending direction of the supporting piece; the fastener passes through the adjusting hole and the positioning hole, so that the connecting piece is detachably connected with the supporting piece of each hoisting assembly respectively. The fastener passes through the regulation hole that is located different positions to make support piece can be adjustable relative to the position of connecting piece, make the adjustment range of lifting by crane focus grow, the adaptation more box-type substation.

Description

Hoisting device and hoisting equipment

Technical Field

The utility model relates to the technical field of lifting appliances, in particular to a lifting device and lifting equipment.

Background

The box-type substation is widely applied to the fields of new energy power generation, national grid power distribution and the like, and the arrangement forms of the box-type substations with different purposes are greatly different. The box-type substations in different arrangement forms need to use corresponding special hoisting devices according to the arrangement forms and the sizes of the box-type substations. The base of the box-type substation is connected with the lifting device through the steel wire rope, and the corresponding lifting device needs to be replaced when the lifting device lifts box-type substations of different models, so that the operation efficiency is influenced.

The centre of gravity of lifting by crane position of special hoisting accessory all fixes, and when there was the deviation in the centre of gravity of box substation and special hoisting accessory's centre of gravity, box substation can take place to incline when lifting by crane, can cause box substation to collide with even unable the lifting by crane when inclination is too big.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a lifting device and lifting equipment, and aims to solve the technical problem that the existing lifting device cannot lift a box-type substation with different gravity center positions.

In order to achieve the above object, the present invention provides a hoisting device comprising:

the lifting appliance module comprises at least two lifting assemblies, each lifting assembly comprises a lifting piece and at least two supporting pieces, and each supporting piece is connected with the lifting piece;

the lifting device comprises a connecting piece, at least two rows of first hole groups are arranged on the connecting piece at intervals, each first hole group comprises a plurality of adjusting holes arranged along the extending direction of the connecting piece, at least two rows of second hole groups are arranged on each supporting piece at intervals, each second hole group comprises a plurality of positioning holes arranged along the extending direction of the supporting piece, and the lifting piece is provided with a plurality of lifting holes at intervals along the extending direction of the supporting piece;

and the fasteners penetrate through the adjusting holes and the positioning holes, so that the connecting pieces are detachably connected with the supporting pieces of the hoisting assemblies respectively.

In one embodiment, the number of the supporting members is two, the number of the hoisting members is multiple, each hoisting member is located between two of the supporting members and fixedly connected with the two of the supporting members, and the hoisting members are arranged at intervals along the extending direction of the supporting members.

In an embodiment, the supporting members are supporting channel steel, bottom surfaces of the two supporting channel steel face each other, the hoisting members are respectively connected to the bottom surfaces of the two supporting channel steel, and the second hole group is arranged on the bottom surface of the supporting channel steel.

In one embodiment, the connecting member is a connecting plate, the lifting device further comprises a reinforcing assembly, the reinforcing assembly comprises at least two first reinforcing members, and each first reinforcing member is mounted on the connecting member and is abutted against one end, close to the connecting member, of the supporting member.

In one embodiment, the number of the hoisting assemblies is two, the two hoisting assemblies are respectively mounted at two ends of the connecting member, the first reinforcing member is a reinforcing channel steel, the bottom surface of the reinforcing channel steel is connected with the connecting member, and the number of the first reinforcing members is the same as that of the supporting members in one hoisting assembly.

In one embodiment, the reinforcing assembly further comprises a plurality of second reinforcing members connected to the support member.

In one embodiment, the second reinforcement member is a reinforcement plate, and the connecting plate has a thickness equal to that of the reinforcement plate.

In an embodiment, the at least two rows of the first hole sets and the at least two rows of the second hole sets are arranged at intervals along a first direction, and the plurality of adjusting holes and the plurality of positioning holes are arranged at intervals along a second direction perpendicular to the first direction.

In one embodiment, the hoisting part comprises a connecting part and two hoisting parts, the top surface of the connecting part is connected with one hoisting part, the bottom surface of the connecting part is connected with the other hoisting part, the side surface of the connecting part is welded with the corresponding supporting part, and a plurality of hoisting holes are formed in the two hoisting parts at intervals along the extending direction of the supporting part.

In addition, the utility model also provides hoisting equipment which comprises a lifting hook and the hoisting device, wherein the size of the lifting hook is matched with that of the hoisting hole, so that the lifting hook penetrates through the hoisting hole.

In the technical scheme, one end of the steel wire rope is connected with the base of the box-type substation, the other end of the steel wire rope penetrates through the lifting hole and is connected with the lifting piece, and the lifting piece is provided with a plurality of lifting holes which are arranged at intervals along the extending direction of the connecting plate, so that the steel wire rope can be adjusted to penetrate through the lifting holes at different positions according to the actual gravity center position of the box-type substation, the lifting gravity center is matched with the gravity center of the box-type substation, and the fasteners penetrate through the positioning holes and the adjusting holes at different positions due to the fact that the number of the first hole group and the number of the second hole group are multiple, so that the position of the supporting piece relative to the connecting piece can be adjusted, the adjustable range of the lifting gravity center is enlarged, the application range of the lifting device is enlarged, and more box-type substations with different gravity centers can be adapted.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is also possible for those skilled in the art to obtain other drawings in the structures shown in the drawings without inventive effort.

FIG. 1 is a schematic structural diagram of a lifting device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the lifting device of FIG. 1 from another perspective;

FIG. 3 is a schematic structural view of the lifting device of FIG. 1 from yet another perspective;

FIG. 4 is a schematic structural view of a hoisting member according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a connector according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a first stiffener according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a hoisting device according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a hoisting device hoisting a box-type substation shaped like a Chinese character 'mu';

fig. 9 is a schematic structural view of another view angle of the hoisting equipment of fig. 8 for hoisting the box-type substation shaped like a Chinese character 'mu';

FIG. 10 is a schematic structural diagram of a hoisting device hoisting a box-type substation shaped like a Chinese character pin according to an embodiment of the utility model;

fig. 11 is a schematic structural view of another view angle of the hoisting equipment of fig. 10 for hoisting the box-type substation shaped like a Chinese character pin;

fig. 12 is a schematic structural diagram of an L-shaped box-type substation hoisted by the hoisting device according to the embodiment of the utility model;

fig. 13 is a schematic structural view of another view angle of the hoisting device hoisting the L-shaped box-type substation in fig. 12.

The reference numbers illustrate:

the implementation, functional features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that all the directional indications (such as up, down, left, and right) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in fig. 1), and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" can include at least one of the feature either explicitly or implicitly.

Moreover, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides a lifting device 10, as shown in fig. 1 and 2, the lifting device 10 comprises a lifting appliance module 110, a connecting piece 130 and a fastening piece, wherein the lifting appliance module 110 comprises at least two lifting assemblies 120, each lifting assembly 120 comprises a lifting piece 121 and at least two supporting pieces 125, and each supporting piece 125 is connected with the lifting piece 121; at least two rows of first hole groups 131 are arranged on the connecting piece 130 at intervals, each first hole group 131 comprises a plurality of adjusting holes 132 arranged along the extending direction of the connecting piece 130, at least two rows of second hole groups 126 are arranged on each supporting piece 125 at intervals, each second hole group 126 comprises a plurality of positioning holes 127 arranged along the extending direction of the supporting piece 125, and the hoisting piece 121 is provided with a plurality of hoisting holes 124 at intervals along the extending direction of the supporting piece 125; fasteners are inserted through the adjustment holes 132 and the positioning holes 127 to detachably couple the coupling members 130 to the supporting members 125 of the respective lifting assemblies 120.

Wherein, one end of the steel wire rope 220A is connected with the base of the box-type substation 30, the other end of the steel wire rope 220A passes through the lifting hole 124 and is connected with the lifting piece 121, since the lifting member 121 is provided with a plurality of lifting holes 124 spaced apart from each other in the extending direction of the connecting plate, according to the actual gravity position of the box-type substation 30, and then the steel wire rope 220A is adjusted to pass through the lifting holes 124 at different positions, so that the lifting gravity center is matched with the gravity center of the box-type substation 30, and since the number of rows of the first hole group 131 and the second hole group 126 is plural, the fastener passes through the positioning hole 127 and by passing through the adjusting hole 132 at different positions, so that the position of the supporting part 125 relative to the connecting part 130 can be adjusted, thereby enlarging the adjustable range of the gravity center of the lifting, further, the application range of the lifting device 10 is increased, and more box-type substations 30 with different gravity centers can be adapted.

According to an embodiment of the present invention, the connecting member 130 is a cross-shaped connecting plate, and each end of the cross-shaped connecting plate is connected to a lifting assembly 120, so that the lifting center of gravity of the lifting device 10 can be adjusted in two directions by the cross-shaped connecting plate as compared with a straight connecting plate, and the lifting center of gravity can be adjusted more flexibly and is wider in application range.

According to another embodiment of the present invention, the fastening members are threaded fastening members, and the threaded fastening members are disposed in one-to-one correspondence with the positioning holes 127, so that the connecting members 130 are connected with the supporting members 125 through the threaded fastening members. The number of the adjusting holes 132 is not less than that of the positioning holes 127, so that the supporting piece 125 passes through the positioning holes 127 through threaded fasteners and the position of the supporting piece 125 relative to the connecting piece 130 can be adjusted by passing through the adjusting holes 132 at different positions, and the supporting piece 125 and the connecting piece 130 are connected through the threaded fasteners, so that the box-type substation 30 with different gravity centers at different positions can be adapted by replacing the supporting pieces 125 with different sizes, and the application range of the hoisting device 10 is further increased.

Further, the number of support piece 125 is two, and the quantity of hoisting member 121 is a plurality of, and each hoisting member 121 all is located between two support pieces 125 and with two support piece 125 fixed connection, and a plurality of hoisting members 121 set up along the extending direction interval of support piece 125. Through setting up a plurality of hoists piece 121 to make the lifting eye 124 quantity that is in different positions increase, and then make wire rope 220A can pass more reasonable lifting eye 124 position through the selection, increase hoisting accessory 10's application scope, and the stability of lifting by crane in-process. Meanwhile, the two supporting pieces 125 are connected through the hoisting piece 121, compared with the case that one supporting piece 125 is only connected with one hoisting piece 121, the connection mode increases the connection area between the hoisting piece 121 and the supporting piece 125, thereby increasing the connection strength between the hoisting piece 121 and the supporting piece 125 and strengthening the bearing capacity of the hoisting piece 121. It should be noted that, when the number of the supporting members 125 is two, the fastening member sequentially passes through a positioning hole 127 of one of the supporting members 125, then passes through the adjusting hole 132 of the connecting member 130, and finally passes through a positioning hole 127 of the other supporting member 125, wherein the fastening member may be a positioning pin besides a threaded fastening member, thereby achieving the detachable connection between the connecting member 130 and the supporting member 125.

Further, the supporting members 125 are supporting channels, as shown in fig. 3, bottom surfaces of the two supporting channels are disposed to face each other, the hanging members 121 are respectively connected to the bottom surfaces of the two supporting channels, and the bottom surfaces of the supporting channels are provided with the second hole groups 126. It should be noted that 16 # channel steel is preferably used as the supporting member 125, on one hand, because the channel steel is a conventional member, it is convenient to purchase and has lower cost compared with a non-standard member; on the other hand, compared with the common steel plate, the channel steel has better bending resistance, so that the bearing capacity of the hoisting assembly 120 is effectively improved.

In addition, the connecting member 130 is a connecting plate, the lifting device 10 further includes a reinforcing assembly 140, the reinforcing assembly 140 includes at least two first reinforcing members 141, and each of the first reinforcing members 141 is mounted on the connecting member 130 and abuts against one end of the supporting member 125 close to the connecting member 130, so as to limit the rotation of the supporting member 125 relative to the connecting member 130. The hoisting assemblies 120 arranged at the two ends of the connecting plate can not be bent due to the fact that the middle of the connecting plate is lack of a corresponding strengthening structure by additionally arranging the first strengthening piece 141 when the two hoisting assemblies 120 hoist the box-type substation 30, and the two ends of the connecting plate bear the force, so that the hoisting center of gravity deviates from the center of gravity of the box-type substation 30, and the box-type substation 30 cannot be successfully hoisted.

As shown in fig. 2 and 6, the number of the lifting assemblies 120 is two, the two lifting assemblies 120 are respectively installed at two ends of the connecting member 130, the first reinforcing members 141 are reinforcing steel channels, the bottom surfaces of the reinforcing steel channels are connected with the connecting member 130, and the number of the first reinforcing members 141 is the same as the number of the supporting members 125 in the lifting assemblies 120. It should be noted that, the both ends of strengthening the channel-section steel respectively with be located two support piece 125 butts at connecting piece 130 both ends to first strengthening 141 is for strengthening the channel-section steel, preferably 16 channel-sections, draws materials easily, and the cost is lower, strengthens channel-section steel and connecting piece 130 threaded connection, thereby makes to strengthen the channel-section steel and can select according to the distance between two support piece 125 that are located connecting piece 130 both ends, and then two terminal surfaces that realize strengthening the channel-section steel can both with the terminal surface butt that corresponds the support piece 125 of side.

As shown in fig. 2, the reinforcing member 140 further includes a plurality of second reinforcing members 142, and the second reinforcing members 142 are connected to the support 125. By adding the second reinforcing member 142, the strength of the supporting member 125 is enhanced, and the load-bearing capacity and the bending resistance of the supporting member 125 are increased. It should be noted that the second reinforcing member 142 and the sling member 121 are both located between the two supporting members 125, and two sides of the second reinforcing member 142 are respectively welded to one supporting member 125, so as to enhance the overall strength of the supporting member 125.

The second reinforcement member 142 is a reinforcement plate, and the thickness of the connection plate is equal to that of the reinforcement plate. The thickness of the connecting plate is the same as that of the reinforcing plates, when two supporting members 125 are provided, the second reinforcing member 142 is welded between the two supporting members 125, that is, the distance between the two supporting members 125 is the thickness of the second reinforcing member 142, if the thickness of the connecting plate is greater than that of the reinforcing plates, the connecting plate cannot extend between the two supporting members 125, and further the connecting plate can be connected with only one supporting member 125 of the two supporting members 125, so that the connecting strength is reduced; if the thickness of the connecting plate is smaller than that of the reinforcing plate, the support 125 may move relative to the connecting plate along the extending direction of the fastening member, so that the vibration occurs during the hoisting of the box-type substation 30, and the deviation of the hoisting center of gravity from the center of the box-type substation 30 occurs. It should be noted that the connecting member 130 and the second reinforcing member 142 may be a cold-rolled steel plate, preferably a 20mm cold-rolled steel plate.

As shown in fig. 5, the at least two rows of the first hole sets 131 and the at least two rows of the second hole sets 126 are arranged at intervals along a first direction, and the plurality of adjusting holes 132 and the plurality of positioning holes 127 are arranged at intervals along a second direction perpendicular to the first direction. Wherein the first direction is a left-right direction shown in fig. 1, the second direction is an up-down direction shown in fig. 1, according to an embodiment of the present invention, the number of the first hole groups 131 is eight, the eight first hole groups 131 are arranged at intervals along the first direction, each first hole group 131 has two adjusting holes 132, the two adjusting holes 132 are arranged at intervals along the second direction, the number of the second hole groups 126 is two, each second hole group 126 has two positioning holes 127, wherein a distance between the two adjusting holes 132 in the first hole group 131 is equal to a distance between the two positioning holes 127 in the second hole group 126.

As shown in fig. 4, the hanger 121 includes a connection portion 123 and two hanger portions 122, a top surface of the connection portion 123 is connected to one hanger portion 122, a bottom surface of the connection portion 123 is connected to the other hanger portion 122, side surfaces of the connection portion 123 are welded to corresponding support members 125, and a plurality of hanging holes 124 are formed in the two hanger portions 122 at intervals along an extending direction of the support members 125. It makes lifting device 20 be connected with the lewis 124 of different positions through being provided with a plurality of lewis 124 in the hoist portion 122 that is located the top, thereby guarantee hoist and mount focus and box-type substation 30's focus looks adaptation, it makes to set up a plurality of lewis 124 through hoist portion 122 that is located the below, wire rope 220A can be through passing this lewis 124 that is located different positions, make support piece 125 is connected to wire rope 220A's one end, the base of box-type substation 30 is connected to the other end, further guarantee hoist and mount focus looks adaptation with box-type substation 30. According to an embodiment of the present invention, the number of the sling 121 is four, wherein two sling 121 are welded between two supports 125 of one sling 120 at one end of the connecting plate at intervals, and the other two sling 121 are welded between two supports 125 of one sling 120 at the other end of the connecting plate. According to a preferred embodiment of the utility model, the four sling 121 are all located on the same horizontal line.

In addition, the present invention also provides a lifting device 20, as shown in fig. 7, the lifting device 20 comprises a hook 210 and the above-mentioned lifting apparatus 10, the size of the hook 210 is adapted to the size of the lifting hole 124, so that the hook 210 can pass through the lifting hole 124. Since the hoisting device 20 adopts all technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.

According to an embodiment of the present invention, the hoisting device 20 further includes a hanging strip 220 and hanging rings, wherein both ends of the hanging strip 220 are provided with the hanging rings, one of the hanging rings is connected to the hanging hook 210, and the other hanging ring passes through the hanging hole 124, wherein the hanging strip 220 may be a steel wire rope 220A.

In an embodiment of the present invention, as shown in fig. 7, one end of each of two wire ropes 220A is connected to the hook 210, when the other end of one of the wire ropes 220A passes through the leftmost hanging hole 124 above the leftmost hanging member 121, and the other end of the other wire rope 220A passes through the leftmost hanging hole 124 above the third hanging member 121 sequentially arranged in the first direction, at this time, the gravity center position of the hook is located at a, when the other end of one of the wire ropes 220A passes through the leftmost hanging hole 124 above the leftmost hanging member 121, and the other end of the other wire rope 220A passes through the rightmost hanging hole 124 above the fourth hanging member 121 sequentially arranged in the first direction, at this time, the gravity center position of the hook is located at b, when the other end of one of the wire ropes 220A passes through the rightmost hanging hole 124 above the second hanging member 121 sequentially arranged in the first direction, the other end of the other steel wire rope 220A penetrates through the rightmost lifting hole 124 above the fourth lifting piece 121 which is sequentially arranged along the first direction, and at this time, the gravity center position of the lifting is located at the position c, so that the gravity center position of the lifting can be adjusted by adjusting the steel wire rope 220A to penetrate through the lifting holes 124 located at different positions, and the gravity center position of the lifting is matched with the gravity center position of the box-type substation 30.

In embodiment 1, as shown in fig. 8 and 9, what needs to be hoisted in this embodiment is a box-type substation 30 shaped like a Chinese character 'mu', a transformer body of the box-type substation 30 shaped like a Chinese character 'mu' is placed inside the box-type substation 30, the overall mass distribution of the box-type substation 30 is relatively uniform, and the center of gravity is located at the center of the box-type substation 30.

In this embodiment, the base of the box substation 30 is connected to two different hoists 121 by two slings 220 of equal length, wherein the hanging ring arranged on the hanging strip 220 at the left side penetrates through the hanging hole 124 at the leftmost side below the second hanging piece 121 which is sequentially arranged along the first direction, the hanging ring arranged on the other hanging strip 220 penetrates through the hanging hole 124 at the leftmost side below the hanging piece 121 at the rightmost side, correspondingly, two hanging strips 220 with the same length are connected to the hanging hook 210, the hanging ring arranged at one end of the hanging strip 220 at the left side, which is deviated from the hanging hook 210, penetrates through the hanging hole 124 at the leftmost side above the second hanging piece 121 which is sequentially arranged along the first direction, the hanging ring arranged on the other hanging strip 220 penetrates through the hanging hole 124 at the leftmost side above the hanging piece 121 at the rightmost side, therefore, the hoisting center of gravity is basically coincident with the center of gravity of the box-type substation 30 shaped like a Chinese character 'mu', and the hoisting stability of the box-type substation 30 shaped like a Chinese character 'mu' is further ensured.

In embodiment 2, as shown in fig. 10 and 11, the "pin" -shaped box-type substation 30 is hung in this embodiment, the transformer body of the "pin" -shaped box-type substation 30 is placed on the side of the box-type substation 30, the overall mass of the box-type substation 30 is distributed relatively uniformly in the width direction, the center of gravity is located at the center of the width of the box-type substation 30, and the radiator of the transformer body of the box-type substation 30 protrudes from the side of the box-type substation 30, so that the overall mass of the box-type substation 30 is offset in the direction of the radiator in the length direction.

In this embodiment, the number of the second reinforcing members 142 is three, two of the second reinforcing members 142 are welded to the lifting assembly 120 on one side near the center of gravity of the "pin" -shaped box-type substation 30, so as to reinforce the strength of the lifting assembly 120 on the one side, the remaining second reinforcing members 142 are mounted on the lifting assembly 120 on the other side, the base of the box-type substation 30 is connected to two different lifting members 121 through two lifting straps 220 with the same length, wherein the hanging ring provided on the left lifting strap 220 passes through the hanging hole 124 on the leftmost side below the lifting member 121, the hanging ring provided on the other lifting strap 220 passes through the hanging hole 124 on the leftmost side below the lifting member 121, correspondingly, two lifting straps 220 with the same length are connected to the hanging hook 210, the hanging ring provided on one end of the left lifting strap 220 facing away from the hanging hook 210 passes through the hanging hole 124 on the leftmost side above the lifting member 121, and a hanging ring arranged on the other hanging strip 220 penetrates through the hanging hole 124 on the leftmost side above the hanging piece 121 on the rightmost side, so that the hanging gravity center is basically superposed with the gravity center position of the box-type substation 30 in the shape of the Chinese character 'pin', and the hanging stability of the box-type substation 30 in the shape of the Chinese character 'pin' is further ensured.

Embodiment 3, as shown in fig. 12 and 13, in this embodiment, it is required to hoist the "L" type box substation 30, and the radiator of the transformer body of the "L" type box substation 30 protrudes to a corner of the box substation 30, so that the center of gravity of the box substation 30 is shifted from the box substation center to the radiator direction.

In this embodiment, the number of the second reinforcing members 142 is three, two of the second reinforcing members 142 are welded to the lifting assembly 120 on one side close to the center of gravity of the "pin" -shaped box-type substation 30, so as to reinforce the strength of the lifting assembly 120 on the one side, the remaining second reinforcing members 142 are installed on the lifting assembly 120 on the other side, wherein the hanging ring provided on the hanging strip 220 on the left side penetrates through the hanging hole 124 on the leftmost side below the second lifting member 121 sequentially arranged along the first direction, the hanging ring provided on the other hanging strip 220 penetrates through the hanging hole 124 on the leftmost side below the third lifting member 121 sequentially arranged along the first direction, correspondingly, two hanging strips 220 having the same length are connected to the hanging hook 210, the hanging ring at one end of the hanging strip 220 on the left side away from the hanging hook 210 penetrates through the hanging hole 124 on the leftmost side above the second lifting member 121 sequentially arranged along the first direction, a lifting ring arranged on the other lifting belt 220 penetrates through the lifting hole 124 on the leftmost side above the lifting piece 121 on the rightmost side, so that the lifting gravity center is basically overlapped with the gravity center position of the L-shaped box-type substation 30, and the lifting stability of the L-shaped box-type substation 30 is further ensured.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A hoisting device, comprising:

and the fastening piece penetrates through the adjusting hole and the positioning hole so that the connecting piece is detachably connected with the supporting piece of each hoisting assembly respectively.

2. The hoisting device of claim 1 wherein there are two said support members and more said sling members, each sling member being positioned between and fixedly connected to said two support members, said sling members being spaced apart along the direction of extension of said support members.

3. The hoisting device according to claim 2, wherein the support member is a support channel, the bottom surfaces of the two support channels are arranged in a facing manner, the hoisting member is connected with the bottom surfaces of the two support channels respectively, and the second hole group is arranged on the bottom surface of the support channel.

4. The hoisting device of claim 1 wherein the connector is a connector plate, the hoisting device further comprising a reinforcement assembly comprising at least two first reinforcement members, each first reinforcement member being mounted on the connector and abutting an end of the support member adjacent the connector.

5. The hoisting device of claim 4, wherein the number of the hoisting assemblies is two, the two hoisting assemblies are respectively installed at two ends of the connecting piece, the first reinforcing pieces are reinforcing steel channels, the bottom surfaces of the reinforcing steel channels are connected with the connecting piece, and the number of the first reinforcing pieces is the same as that of the supporting pieces in one hoisting assembly.

6. The lift system of claim 4, wherein said reinforcement assembly further comprises a plurality of second reinforcement members, said second reinforcement members being connected to said support member.

7. The hoisting device of claim 6, wherein said second reinforcement member is a reinforcement plate, and said connecting plate has a thickness equal to that of said reinforcement plate.

8. The hoisting device according to any one of claims 1 to 7, wherein at least two rows of the first hole groups and at least two rows of the second hole groups are arranged at intervals along a first direction, and the plurality of adjusting holes and the plurality of positioning holes are arranged at intervals along a second direction perpendicular to the first direction.

9. The hoisting device according to any one of claims 1 to 7, wherein the hoisting member comprises a connecting portion and two hoisting portions, the top surface of the connecting portion is connected with one hoisting portion, the bottom surface of the connecting portion is connected with the other hoisting portion, the side surface of the connecting portion is welded to the corresponding support member, and a plurality of hoisting holes are formed in the two hoisting portions at intervals along the extending direction of the support member.

10. Hoisting device, characterized in that the hoisting device comprises a lifting hook and a hoisting means according to any one of claims 1-9, the size of the lifting hook being adapted to the size of the lifting hole, so that the lifting hook passes through the lifting hole.