CN217417874U - Hoisting device - Google Patents
Hoisting device Download PDFInfo
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- CN217417874U CN217417874U CN202220579286.3U CN202220579286U CN217417874U CN 217417874 U CN217417874 U CN 217417874U CN 202220579286 U CN202220579286 U CN 202220579286U CN 217417874 U CN217417874 U CN 217417874U
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000000670 limiting effect Effects 0.000 claims description 43
- 238000004804 winding Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002829 reductive effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 239000004035 construction material Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a hoisting device, hoisting device includes the hoist and mount subassembly that a plurality of intervals set up, each hoist and mount subassembly includes: a hoisting mast structure and a hoisting auxiliary structure. The hoisting mast structure comprises an installation seat and a hoisting mast, the lower end of the hoisting mast is rotatably installed on the installation seat along the front-back direction, and the upper end of the hoisting mast forms a hoisting fulcrum part; the hoisting auxiliary structure comprises a pulley structure and a hoisting rope, wherein the pulley structure is arranged on the hoisting fulcrum, the hoisting rope is wound on the pulley structure, one end of the hoisting rope is connected with the net rack unit, and the other end of the hoisting rope is connected with the first rope furling structure so as to hoist the net rack unit upwards. The hoisting device is provided with a plurality of hoisting components at intervals, and the assembled net rack units can be hoisted upwards together, so that the overhead work and the workload are reduced.
Description
Technical Field
The utility model relates to a rack hoist and mount technical field, concretely relates to hoist device.
Background
The current rack generally needs the workman to climb the rack mounting point when the installation, and the direct concatenation of rethread high altitude construction with the rack is installed at the mounting point, and the operation is complicated to there is the potential safety hazard. The reason is that the volume of the net rack is too large after the net rack is assembled on the ground, and the traditional hoisting device cannot hoist the assembled net rack to a mounting point.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hoist device aims at solving the unable problem of hanging the rack of assembling to the mounting point of traditional hoist device.
In order to achieve the above object, the utility model provides a lifting device for with rack unit hoist and mount to with the erection column installation, lifting device includes the hoist and mount subassembly that a plurality of intervals set up, each hoist and mount subassembly includes:
the hoisting mast structure comprises a mounting seat arranged on the ground and a hoisting mast arranged in an up-down extending manner, the lower end of the hoisting mast is rotatably mounted on the mounting seat in the forward and backward direction, the upper end of the hoisting mast forms a hoisting fulcrum part, and the hoisting fulcrum part is higher than the height of the mounting column; and the number of the first and second groups,
the hoisting auxiliary structure comprises a pulley structure and a hoisting rope, wherein the pulley structure is arranged on the hoisting fulcrum, the hoisting rope is wound on the pulley structure, one end of the hoisting rope is connected with the net rack unit, and the other end of the hoisting rope is connected with the first rope winding structure to hoist the net rack unit upwards.
Optionally, a plurality of fixing holes are formed at the upper end of the lifting mast;
the lifting mast structure further comprises a plurality of mounting ropes which are arranged in one-to-one correspondence with the fixing holes, one end of each mounting rope is connected with the corresponding fixing hole, the other end of each mounting rope is connected with the second rope furling structure, and the second rope furling structure is used for winding or unwinding the mounting ropes so as to adjust the inclination angle of the lifting mast in the front-back direction.
Optionally, an annular protrusion extending in the vertical direction is arranged on the upper end face of the mounting seat, a limiting groove with an opening at the lower end is formed at the lower end of the hoisting mast, and the annular protrusion is inserted into the limiting groove.
Optionally, the mount includes:
the bearing pipes are arranged side by side and transversely, and the lower side surfaces of the bearing pipes are arranged on the ground; and the number of the first and second groups,
the bearing plate is welded on the upper side surfaces of the bearing pipes;
the lower end of the hoisting mast is rotatably mounted on the bearing plate along the front-back direction.
Optionally, an upper lifting lug is arranged on the side surface of the upper end of the lifting mast, and the lifting fulcrum portion comprises the upper lifting lug;
the hoisting mast structure also comprises a lower lifting lug which is arranged on the mounting seat corresponding to the upper lifting lug;
the pulley structure comprises at least two fixed pulleys, one of the fixed pulleys is connected with the upper lifting lug, the other fixed pulley is connected with the lower lifting lug, and the lifting rope is sequentially wound on the two fixed pulleys.
Optionally, the hoisting fulcrum portion, the pulley structure, the hoisting rope and the first rope furling structure are arranged in a one-to-one correspondence manner to form hoisting groups, and the hoisting groups are arranged in a plurality and are arranged at intervals along the circumferential direction of the hoisting mast.
Optionally, one end of the lifting sling, which is far away from the first rope furling structure, is provided with two connecting portions for connecting to lifting cloth setting points at different positions of the net rack unit.
Optionally, the hoisting mast structure further comprises:
the rollers are mounted at the lower end of the mounting seat; and the number of the first and second groups,
the abutting fixing structure comprises a screw rod which is in threaded connection with the mounting seat in the vertical direction, an abutting block is arranged at the lower end of the screw rod, and the abutting block is used for abutting against the ground.
Optionally, the hoisting mast structure further comprises a limiting part detachably mounted on the mounting seat, and the limiting part is used for limiting the rotation of the corresponding hoisting mast.
Optionally, the lower end of the hoisting mast is provided with a limiting hole along the front-back direction, the limiting part comprises a limiting block penetrating through the limiting hole, and the front end and the back end of the limiting block extend out of the limiting hole to be abutted to the mounting seat
The technical scheme of the utility model, hoist device sets up a plurality ofly through the interval hoist and mount subassembly, it is a plurality of hoist and mount subassembly with the rack unit is connected respectively, and is a plurality of hoist and mount subassembly hoists simultaneously the rack unit, thereby will the rack unit hang extremely go up the enterprising line of erection column and install. Specifically, the hoisting assembly is connected with the net rack unit through the hoisting auxiliary structure, and the hoisting auxiliary structure comprises the pulley structure and a hoisting rope wound on the pulley structure. The pulley structure is installed on the hoisting mast, so that the net rack unit can be hoisted to the top of the starting point mast through the hoisting lifting rope. At the moment, the hoisting mast can hoist the net rack unit forwards or backwards to the mounting column by rotating forwards and backwards, so that the net rack unit can be mounted next step. The hoisting device can hoist the assembled net rack units upwards together, thereby reducing the overhead operation and the workload.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic partial structural view of an embodiment of a hoisting device provided by the present invention;
fig. 2 is another schematic structural diagram of a part of an embodiment of the hoisting device provided by the present invention.
The reference numbers indicate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
11 | |
| 111 | |
112 | |
| 113 | |
114 | |
| 12 | |
121 | Fixing hole |
| 13 | Lifting fulcrum part | 131 | |
| 14 | |
15 | Support tight fixed |
| 151 | |
152 | |
| 16 | Limiting part | 161 | Limiting block |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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" may explicitly or implicitly include at least one of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must 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 not be considered to exist, and is not within the protection scope of the present invention.
The current rack generally needs the workman to climb the rack mounting point when the installation, and the direct concatenation of rethread high altitude construction with the rack is installed at the mounting point, and the operation is complicated to there is the potential safety hazard. This is because the net rack is too big after the ground is assembled, and current hoist device can not hang the net rack that assembles to the mounting point.
In view of this, the utility model provides a hoisting device aims at solving traditional hoisting device and can't hang the problem to the mounting point with the rack of assembling. Fig. 1 to fig. 2 show an embodiment of the hoisting device provided by the present invention.
Please refer to fig. 1 to 2, the utility model provides a hoisting device is used for with rack unit hoist to with the erection column installation, hoisting device includes the hoist and mount subassembly that a plurality of intervals set up, each hoist and mount subassembly includes: a hoisting mast structure 1 and a hoisting auxiliary structure. The hoisting mast structure 1 comprises a mounting base 11 placed on the ground and a hoisting mast 12 extending up and down, the lower end of the hoisting mast 12 is rotatably mounted on the mounting base 11 in the forward and backward direction, the upper end of the hoisting mast 12 forms a hoisting fulcrum 13, and the hoisting fulcrum 13 is higher than the height of the mounting column; the hoisting auxiliary structure comprises a pulley structure arranged on the hoisting fulcrum part 13 and a hoisting rope wound on the pulley structure, one end of the hoisting rope is connected with the net rack unit, and the other end of the hoisting rope is connected with the first rope winding structure so as to hoist the net rack unit upwards.
In the present invention, the up-down direction is an absolute up-down direction; the fore-and-aft direction is the direction in which the lifting mast 12 is rotatably mounted.
The technical scheme of the utility model, hoist device sets up a plurality ofly through the interval hoist and mount subassembly, it is a plurality of hoist and mount subassembly with the rack unit is connected respectively, and is a plurality of hoist and mount subassembly hoists simultaneously the rack unit, thereby will the rack unit hang extremely go up the enterprising line of erection column and install. Specifically, the hoisting assembly passes through the auxiliary structure that lifts by crane connects the rack unit, the auxiliary structure that lifts by crane includes pulley structure and around locating the last lifting rope that lifts by crane of pulley structure. The pulley structure is mounted on the lifting mast 12 so that the grid unit can be lifted to the top of the starting mast by the lifting hoist line. At this time, the lifting mast 12 can lift the grid unit forward or backward to the mounting post by rotating forward or backward, so that the grid unit is mounted next step. The hoisting device can hoist the assembled net rack units upwards together, thereby reducing the overhead operation and the workload.
The specific heights of the mounting posts and the lifting mast 12 are set according to the mounting height of the grid unit, the upper ends of the mounting posts are generally close to the mounting position of the grid unit, and the lifting mast 12 is higher than the mounting posts, so that the grid unit can be placed on the mounting posts for mounting when the lifting mast 12 rotates. The lifting rope and the net rack unit can be provided with a plurality of connecting points when being connected, so that the net rack unit is more uniformly stressed. The lifting mast 12 can be mounted in a variety of ways, such as by hinging the lower end of the lifting mast 12 to the mounting base 11, thereby allowing for rotational mounting. The first rope furling structure is a common rope furling and releasing structure, such as a winching, and is not particularly limited.
Further, a plurality of fixing holes 121 are formed at the upper end of the hoisting mast 12; the hoisting mast structure 1 further comprises a plurality of installation ropes which are arranged in one-to-one correspondence with the fixing holes 121, one end of each installation rope is connected with the corresponding fixing hole 121, the other end of each installation rope is connected with a second rope furling structure, and the second rope furling structure is used for winding or unwinding the installation ropes so as to adjust the inclination angle of the hoisting mast 12 in the front-back direction.
In this embodiment, the plurality of installation ropes are retracted and retracted by the second rope retraction structure, so as to drive the corresponding fixing hole 121 structure to move. The lifting mast 12 can be erected by adjusting the length of each of the installation ropes, so that the lifting mast 12 is installed in the vertical direction. And changing the length of each of the mounting ropes can change the orientation of the lifting mast 12, thereby adjusting the tilt angle of the lifting mast 12 in the front-rear direction and placing the rack unit on the mounting posts. The installation of the hoisting mast 12 by the installation rope can keep the hoisting mast 12 at any angle, meet more various use requirements, and the rotation of the hoisting mast 12 by the conventional motor is difficult and more costly.
Furthermore, an annular protrusion 113 extending in the vertical direction is disposed on the upper end surface of the mounting seat 11, a limiting groove with an opening at the lower end is formed at the lower end of the hoisting mast 12, and the annular protrusion 113 is inserted into the limiting groove.
The hoisting assemblies are provided with a plurality of hoisting assemblies, and each hoisting assembly is connected with the net rack unit, so that the position of each hoisting assembly is limited. During construction, the position of the mounting seat 11 can be firstly positioned, and then the hoisting mast 12 is positioned through the annular protrusion 113 on the mounting seat 11, so that the hoisting mast 12 can normally work. Of course, the mounting base 11 and the lifting mast 12 may also be provided with other positioning structures, for example, the lifting mast 12 is positioned and mounted by providing a magnetic attraction member, and then the magnetic attraction member is removed.
Further, the mount 11 includes: a plurality of carrier tubes 112 and a carrier plate 111. The plurality of bearing pipes 112 are arranged side by side and transversely, and the lower sides of the plurality of bearing pipes 112 are placed on the ground; the carrier plate 111 is welded to the upper side surfaces of the plurality of carrier tubes 112; wherein the lower end of the hoisting mast 12 is rotatably mounted to the loading board 111 in the forward and backward directions.
In this embodiment, the plurality of bearing pipes 112 are installed below the bearing plate 111, and when the hoisting mast 12 is installed, the plurality of bearing pipes 112 are stressed dispersedly, so that the loss can be reduced. And the construction material field is very common through a tubular structure and a plate-shaped structure, so that the cost can be saved to a certain extent.
Further, an upper lifting lug 131 is arranged on the upper end side surface of the lifting mast 12, and the lifting fulcrum part 13 comprises the upper lifting lug 131; the hoisting mast structure 1 further comprises a lower lifting lug 114 arranged on the mounting seat 11 corresponding to the upper lifting lug 131; the pulley structure comprises at least two fixed pulleys, one of the two fixed pulleys is connected with the upper lifting lug 131, the other fixed pulley is connected with the lower lifting lug 114, and the lifting rope is sequentially wound on the two fixed pulleys.
In this embodiment, the fixed pulleys can help to reverse the hoisting sling, and the two fixed pulleys are respectively connected with the upper lifting lug 131 and the lower lifting lug 114, so that the hoisting sling can be lifted at a higher height, and more use requirements can be met. Of course, the fixed pulleys may be further arranged according to usage requirements, and at this time, the upper lifting lug 131 and the lower lifting lug 114 need to be arranged in correspondence to the fixed pulleys, so as to correspond to the fixed pulleys one by one.
Further, the hoisting fulcrum part 13, the pulley structure, the hoisting rope and the first rope furling structure are arranged in a one-to-one correspondence manner as hoisting groups, and the hoisting groups are arranged in a plurality and are arranged at intervals along the circumferential direction of the hoisting mast 12.
In this embodiment, the set of lifting by crane sets up a plurality ofly to can with rack unit multiple spot is connected, so can make the pulling force that rack unit received is more dispersed, reduces the loss that rack unit received. The hoisting fulcrum part 13 is arranged on the upper side of the hoisting mast 12, the pulley structure is arranged on the hoisting fulcrum part 13, the hoisting lifting rope is wound on the pulley structure and is connected with the net rack unit, and the net rack unit can be hoisted through the hoisting mast 12, so that the structure is ingenious and simple.
In specific application, the net rack units can be divided into a plurality of groups for separate installation, and then hoisting can be respectively completed through different hoisting groups, so that more use requirements are met
Furthermore, one end of the lifting rope, which is far away from the first rope furling structure, is provided with two connecting parts for connecting to lifting cloth setting points at different positions of the net rack unit. The lifting rope is provided with two connecting parts and two connecting parts which can be connected with different positions of the net rack unit, so that the pulling force received by the net rack unit is more dispersed, and the loss received by the net rack unit is reduced. Of course, the lifting sling can be provided with more connecting parts, so that more positions of the net rack unit are connected.
Further, referring to fig. 2, the hoisting mast structure 1 further includes: a plurality of rollers 14 and a fastening structure. A plurality of rollers 14 are mounted at the lower end of the mounting seat 11; the abutting fixing structure comprises a screw rod 151 which is in up-down threaded connection with the mounting seat 11, an abutting block 152 is arranged at the lower end of the screw rod 151, and the abutting block 152 is used for abutting against the ground.
In the present embodiment, the mounting base 11 is moved by arranging a plurality of rollers 14 below, but when the lifting mast 12 rotates, the mounting base 11 may be dislocated, and therefore the fastening and fixing structure is further provided in the present embodiment. The abutting fixing structure is mounted on the mounting base 11 through the screw rod 151, and the abutting block 152 is arranged below the screw rod 151, so that the height of the abutting block 152 can be controlled by rotating the screw rod 151. When the abutting block 152 is rotated to abut against the ground, the mounting base 11 is prevented from moving due to the rotation of the lifting mast 12. The roller 14 is matched with the abutting fixing structure, so that the mounting seat 11 can be moved more conveniently, and the mounting seat 11 can be prevented from being dislocated due to movement, and the device is very convenient.
Further, referring to fig. 1, the lifting mast structure 1 further includes a limiting portion 16 detachably mounted on the mounting base 11, and the limiting portion 16 is used for limiting the rotation of the corresponding lifting mast 12.
In a particular application, the lifting mast 12 is generally not able to extend in the up-down direction due to its height causing the tilting rotation in the fore-and-aft direction, which may prevent the lifting mast 12 from properly lifting the rack unit. Therefore, in this embodiment, the hoisting mast structure 1 further includes a limiting portion 16 detachably mounted on the mounting base 11, so that the hoisting mast 12 cannot rotate, the limiting portion 16 is mounted when the hoisting mast 12 needs to be kept extending vertically, and the limiting portion 16 is detached when the hoisting mast 12 needs to rotate. The limiting part 16 can limit the rotation of the hoisting mast 12, so that the normal use of the hoisting mast 12 is ensured.
Further, a limiting hole is formed in the lower end of the hoisting mast 12 along the front-back direction, the limiting portion 16 includes a limiting block 161 penetrating the limiting hole, and the front end and the back end of the limiting block 161 extend out of the limiting hole to abut against the mounting base 11.
In this embodiment, when the limiting block 161 is inserted into the limiting hole, and the lifting mast 12 rotates in the front-rear direction, the limiting block 161 will limit the rotation of the lifting mast 12 by abutting against the mounting base 11. When the stop block 161 is removed, the lifting mast 12 rotates normally. The stop blocks 161 are well suited for mounting in a manner where the lifting mast 12 rotates in one direction. Of course, the limiting portion 16 may also be of other structures, for example, the lifting mast 12 may be fixed to the mounting base 11 by an electromagnet, or the lifting mast 12 may be clamped by other abutting structures.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. The utility model provides a hoist device for with rack unit hoist and mount to with the erection column installation, its characterized in that, hoist device includes the hoist and mount subassembly that a plurality of intervals set up, each hoist and mount subassembly includes:
the hoisting mast structure comprises a mounting seat arranged on the ground and a hoisting mast arranged in an up-down extending manner, the lower end of the hoisting mast is rotatably mounted on the mounting seat in the forward and backward direction, the upper end of the hoisting mast forms a hoisting fulcrum part, and the hoisting fulcrum part is higher than the height of the mounting column; and the number of the first and second groups,
the hoisting auxiliary structure comprises a pulley structure and a hoisting rope, wherein the pulley structure is arranged on the hoisting fulcrum, the hoisting rope is wound on the pulley structure, one end of the hoisting rope is connected with the net rack unit, and the other end of the hoisting rope is connected with the first rope winding structure to hoist the net rack unit upwards.
2. The hoisting device according to claim 1, wherein a plurality of fixing holes are formed at the upper end of the hoisting mast;
the lifting mast structure further comprises a plurality of mounting ropes which are arranged in one-to-one correspondence with the fixing holes, one end of each mounting rope is connected with the corresponding fixing hole, the other end of each mounting rope is connected with the second rope furling structure, and the second rope furling structure is used for winding or unwinding the mounting ropes so as to adjust the inclination angle of the lifting mast in the front-back direction.
3. The hoisting device as recited in claim 1, wherein the upper end surface of the mounting seat is provided with an annular protrusion extending in the vertical direction, the lower end of the hoisting mast is formed with a limiting groove with an opening at the lower end, and the annular protrusion is inserted into the limiting groove.
4. The hoisting device of claim 1, wherein the mount includes:
the bearing pipes are arranged side by side and transversely, and the lower side surfaces of the bearing pipes are arranged on the ground; and the number of the first and second groups,
the bearing plate is welded on the upper side surfaces of the bearing pipes;
the lower end of the hoisting mast is rotatably mounted on the bearing plate along the front-back direction.
5. The hoisting device according to claim 1, wherein the hoisting mast is provided with an upper lifting lug on the upper end side surface thereof, and the hoisting fulcrum portion comprises the upper lifting lug;
the hoisting mast structure also comprises a lower lifting lug which is arranged on the mounting seat corresponding to the upper lifting lug;
the pulley structure comprises at least two fixed pulleys, one of the fixed pulleys is connected with the upper lifting lug, the other fixed pulley is connected with the lower lifting lug, and the lifting rope is sequentially wound on the two fixed pulleys.
6. The hoisting device according to claim 1, wherein the hoisting fulcrum portion, the pulley structure, the hoisting sling and the first rope furling structure are arranged in a one-to-one correspondence to form a hoisting group, and a plurality of hoisting groups are arranged and arranged at intervals along the circumferential direction of the hoisting mast.
7. A lifting device as claimed in claim 1, wherein the end of the lifting cord remote from the first cord retraction mechanism is provided with two attachment portions for attachment to lifting cloth points at different locations on the grid unit.
8. The hoisting device of claim 1 wherein the lifting mast structure further comprises:
the rollers are mounted at the lower end of the mounting seat; and the number of the first and second groups,
the abutting fixing structure comprises a screw rod which is in threaded connection with the mounting seat in the vertical direction, an abutting block is arranged at the lower end of the screw rod, and the abutting block is used for abutting against the ground.
9. The hoisting device of claim 1, wherein the hoisting mast structure further comprises a limiting portion detachably mounted to the mounting base for limiting rotation of the corresponding hoisting mast.
10. The hoisting device according to claim 9, wherein the lower end of the hoisting mast is provided with a limiting hole along the front-back direction, the limiting part comprises a limiting block penetrating the limiting hole, and the front end and the back end of the limiting block extend out of the limiting hole to abut against the mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220579286.3U CN217417874U (en) | 2022-03-16 | 2022-03-16 | Hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220579286.3U CN217417874U (en) | 2022-03-16 | 2022-03-16 | Hoisting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217417874U true CN217417874U (en) | 2022-09-13 |
Family
ID=83179761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220579286.3U Active CN217417874U (en) | 2022-03-16 | 2022-03-16 | Hoisting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217417874U (en) |
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2022
- 2022-03-16 CN CN202220579286.3U patent/CN217417874U/en active Active
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Address after: 215000 No.10 Datong Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: China Railway Construction Urban Construction Transportation Development Co.,Ltd. Country or region after: China Address before: 215000 No.10 Datong Road, high tech Zone, Suzhou City, Jiangsu Province Patentee before: NO.1 ENGINEERING CORPORATION LIMITED OF CR20G Country or region before: China |