CN220376047U - Lifting device for building construction and supervision - Google Patents
Lifting device for building construction and supervision Download PDFInfo
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- CN220376047U CN220376047U CN202223225233.0U CN202223225233U CN220376047U CN 220376047 U CN220376047 U CN 220376047U CN 202223225233 U CN202223225233 U CN 202223225233U CN 220376047 U CN220376047 U CN 220376047U
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- protection
- drive link
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- 238000009435 building construction Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 239000000725 suspension Substances 0.000 abstract description 19
- 230000001681 protective effect Effects 0.000 description 14
- 238000010276 construction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000282376 Panthera tigris Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of building construction and discloses a lifting device for building construction and supervision, which comprises an underframe, wherein the middle part of the top end of the underframe is provided with a guide rail frame, the underframe is fixedly connected with the guide rail frame, one side of the guide rail frame is provided with a main suspension cage, two ends of the guide rail frame, which are close to the main suspension cage and an auxiliary suspension cage, are respectively provided with a transmission rack, one end, which is close to the guide rail frame, of the top end of the main suspension cage is provided with a driving connecting plate, the interiors of a first connecting fixed block and a second connecting fixed block are provided with a weight sensor pin shaft, one end of the weight sensor pin shaft is provided with a sensing wire, the bottom end of an overload protection sensor box is provided with a sensing wire, one side of a suspender is provided with a standby rail frame protection block, and the weight sensor pin shaft generates weak deformation to measure weight through the weight in the main suspension cage and the auxiliary suspension cage, if an alarm is timely carried out when the overload is met, and meanwhile, a power supply is cut off when the overload is reached.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a lifting device for building construction and supervision.
Background
The building elevator, also called construction elevator, generally refers to a transport means for transporting pedestrians or building materials and goods vertically on a building site, and is mainly used for the inner and outer decoration of high-rise buildings, bridges, chimney buildings and lifting devices used in supervision and inspection processes.
The building construction refers to the production activity of engineering construction implementation stage, which is the construction process of various buildings, namely the process of changing various lines on a design drawing into real objects at a designated place, and comprises the steps of foundation engineering construction, main structure construction, roof engineering construction and decoration engineering construction.
Along with the improvement of the economic level of people, the demands of people on material life are increased, and then the building becomes the just-needed life of people, a large number of houses and business places are built for meeting the demands of people on building houses, so that the life of people is diversified, and the buildings at different positions need to be screened by adopting a lifting device in the building process, so that the building quality of the building can be ensured to be put into normal use.
Most of building construction and supervision devices used in the existing building sites adopt building construction elevators, most of existing construction elevators adopt gear-rack driven elevators or steel wire rope lifted elevators and mixed elevators, so that the use safety of the elevators is often greatly valued, and the elevators cannot be used as tigers absolutely, so that the use of the construction elevators is heavy.
At present, most lifting devices for building construction and supervision are used for transporting cargoes of constructors, and the cargoes are transported through switches held by operators, but the weight of the cargoes and the personnel cannot be determined, so that the safety of the personnel is extremely high, meanwhile, most lifting devices driven by gears and racks are provided with lifting guide rails on one side, certain potential safety hazards are caused for operation, and meanwhile, when the cargoes are added, the cargoes are installed and added through tower cranes, so that more manpower, material resources and time are wasted.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a lifting device for building construction and supervision, which solves the problems in the prior art.
The utility model provides the following technical scheme: the lifting device for building construction and supervision comprises an underframe, a guide rail frame is arranged in the middle of the top end of the underframe, the underframe is fixedly connected with the guide rail frame, a main hanging cage is arranged on one side of the guide rail frame, the guide rail frame is movably connected with the main hanging cage, an auxiliary hanging cage is arranged on the other side of the guide rail frame, the guide rail frame is movably connected with the auxiliary hanging cage, transmission racks are respectively arranged at two ends of the guide rail frame, which are close to the main hanging cage and are fixedly connected with the guide rail frame, a protective top ring is arranged at the top end of the main hanging cage, a driving connecting plate is arranged at one end of the top end of the main hanging cage, two sides of the top end of the main hanging cage, which are positioned at the bottom end of the driving connecting plate, are respectively provided with a first connecting fixed block, a second connecting fixed block, a weight sensor pin is arranged inside the first connecting fixed block and the second connecting fixed block, a weight sensor pin is fixedly connected with the first connecting block, the weight sensor pin is fixedly connected with the second connecting fixed block, the transmission racks are fixedly connected with the guide rail frame, a wire guide rail is fixedly connected with the protective top ring is arranged at one end of the main hanging cage, an overload sensing plate is arranged at the end of the main hanging cage, an overload sensing plate is fixedly connected with the end of the protective top plate, an overload sensing plate is fixedly connected with the protective top plate is arranged at the end of the protective top plate, the protective top plate is fixedly connected with the protective top plate, the middle part of the driving connecting plate is positioned at one side of the guide rail frame and is provided with a bottom surface protection rotating wheel, the driving connecting plate is fixedly connected with the bottom surface protection rotating wheel, the middle part of one end of the driving connecting plate, which is close to the guide rail frame, is provided with a transmission gear, the transmission gear is meshed with a transmission rack, the top end of the auxiliary hanging cage is provided with a hanging rod, the auxiliary hanging cage is fixedly connected with the hanging rod, one side of the hanging rod is provided with a standby rail frame protection block, and the bottom end of the standby rail frame protection block is arranged on the auxiliary hanging cage and is fixedly connected with the auxiliary hanging cage;
further, a cage door is arranged on one side of the main cage, the main cage is movably connected with the cage door, a cage door is arranged on one side of the auxiliary cage, and the auxiliary cage is movably connected with the cage door.
Further, the top of vice cage is equipped with protection top ring, vice cage and protection top ring fixed connection, the one end that the top of vice cage is close to the guide rail frame is equipped with the drive and links the board, the top of vice cage is located the both sides of drive even board bottom all and is equipped with first connection fixed block, the both sides of drive even board bottom all are equipped with the second and connect the fixed block, the inside of first connection fixed block and second connection fixed block is equipped with the weight sensor round pin axle, first connection fixed block is through weight sensor round pin axle and second connection fixed block fixed connection, the one end of weight sensor round pin axle is equipped with sensing wire, the one end that the drive even board kept away from the guide rail frame is equipped with overload protection sensing box, drive even board and overload protection sensing box fixed connection, the one end that the drive even board kept away from the guide rail frame is equipped with the work motor, work motor and drive even board fixed connection, the one end that the drive even board is close to the guide rail frame is equipped with weight sensor round pin axle and second connection fixed block, the one end that the weight sensor round pin axle is equipped with sensing wire, the drive even board is equipped with the drive even side of drive even board and the guide rail frame, the drive even body that the drive even is equipped with the guard bar, the guard is equipped with the protection side of protection wheel.
Further, one end of the guide rail frame is provided with an attaching device, the guide rail frame is fixedly connected with the attaching device, buffer springs are arranged at four corners of the bottom end of the guide rail frame, fixed bottom blocks are arranged at the bottom ends of the buffer springs, the fixed bottom blocks are connected with a foundation, and the top ends of the buffer springs are located at four corners of the bottom ends of the main hanging cage and the auxiliary hanging cage and are movably connected.
Further, the bottom surface protection runner divide into four and distributes and link the board and carry out movable joint with guide rail frame one side, the bottom surface protection runner passes through bearing and drive even board fixed connection and body can rotate, the side protection runner divide into four and distributes and link the board and carry out movable joint with the one end of guide rail frame, the side protection runner passes through bearing and drive even board fixed connection and body can rotate.
Furthermore, the top end of the transmission rack is provided with a locating pin hole, and the guide rail frame is provided with a locating pin at the top end of the transmission rack and the bottom end of the heightened layer transmission rack when heightening is needed.
The utility model has the technical effects and advantages that:
1. the utility model is beneficial to the construction and supervision during detection by arranging the overload protection sensing box, the sensing wire and the weight sensor pin shaft, when the lifting device is used, the weight sensor pin shaft is slightly deformed to measure the weight by the weight in the main hanging cage and the auxiliary hanging cage, the sensing is carried out, if overload is met, the alarm is timely carried out, meanwhile, the power supply is cut off when the limit weight is reached, the starting cannot be carried out, and the life safety of constructors and supervision detectors is protected.
2. The utility model is beneficial to the stabilization of the heightening layer and the deviation generation at the same time of heightening by arranging the transmission rack, the suspender and the standby rail frame protection block, so that the integrity of the equipment is better and the safety is better.
3. The utility model is provided with the bottom surface protection rotating wheel, the side surface protection rotating wheel, the movable protection ring and the transmission gear, thereby being beneficial to smoother and more stable working and more excellent equipment working effect.
The fixed bottom block and the buffer spring are arranged, so that the main suspension cage and the auxiliary suspension cage can be buffered to a certain extent, and the service life of the device is longer, and the device is safer and more reliable.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the overall rear structure of the present utility model.
Fig. 3 is a schematic structural view of a brake device according to the present utility model.
Fig. 4 is a schematic view of a weight sensing structure according to the present utility model.
Fig. 5 is a schematic structural view of a transmission mechanism of the present utility model.
Fig. 6 is a schematic view of a ground buffer structure according to the present utility model.
The reference numerals are: 1. a chassis; 2. a main suspension cage; 201. an auxiliary suspension cage; 3. hanging a cage door; 301. a protective top ring; 4. driving the connecting plate; 5. a guide rail frame; 6. overload protection sensing box; 601. a sensing wire; 7. a working motor; 8. an attachment device; 9. a drive rack; 10. a first connection fixing block; 11. the second connecting fixing block; 12. a weight sensor pin; 13. a movable protective ring; 14. a transmission gear; 15. a side protective runner; 16. a bottom surface protection rotating wheel; 17. fixing the bottom block; 18. a buffer spring; 19. a boom; 20. spare rail frame protection block.
Detailed Description
The following description of the embodiments of the present utility model will be made in detail and with reference to the drawings, but the forms of the structures described in the following embodiments are merely examples, and the lifting device for building construction and supervision according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person skilled in the art without making any creative effort are within the scope of the present utility model.
Referring to fig. 1-6, the utility model provides a lifting device for building construction and supervision, comprising a bottom frame 1, a guide rail frame 5 is arranged in the middle of the top end of the bottom frame 1, the bottom frame 1 is fixedly connected with the guide rail frame 5, one side of the guide rail frame 5 is provided with a main hanging cage 2, the guide rail frame 5 is movably connected with the main hanging cage 2, the other side of the guide rail frame 5 is provided with a secondary hanging cage 201, the guide rail frame 5 is movably connected with the secondary hanging cage 201, both ends of the guide rail frame 5, which are close to the main hanging cage 2 and the secondary hanging cage 201, are respectively provided with a transmission rack 9, the transmission rack 9 is fixedly connected with the guide rail frame 5, the top end of the main hanging cage 2 is provided with a protective top ring 301, one end, which is close to the guide rail frame 5, of the top end of the main hanging cage 2 is provided with a driving connecting plate 4, both sides, which are positioned at the bottom end of the driving connecting plate 4, of the top end of the main hanging cage 2 is respectively provided with a first connecting fixing block 10, both sides of the bottom end of the driving connecting plate 4 are respectively provided with a second connecting fixing block 11, the first connecting fixed block 10 and the second connecting fixed block 11 are internally provided with a weight sensor pin shaft 12, the first connecting fixed block 10 is fixedly connected with the second connecting fixed block 11 through the weight sensor pin shaft 12, one end of the weight sensor pin shaft 12 is provided with a sensing wire 601, one end of the driving connecting plate 4 far away from the guide rail frame 5 is provided with an overload protection sensing box 6, the driving connecting plate 4 is fixedly connected with the overload protection sensing box 6, the bottom end of the overload protection sensing box 6 is provided with a sensing wire 601, the overload protection sensing box 6 is fixedly connected with the sensing wire 601, one end of the driving connecting plate 4 far away from the guide rail frame 5 is provided with a working motor 7, the working motor 7 is fixedly connected with the driving connecting plate 4, two sides of one end of the driving connecting plate 4 close to the guide rail frame 5 are respectively provided with a movable protecting ring 13, the movable protecting rings 13 are fixedly connected with the driving connecting plate 4, the two ends of the driving connecting plate 4 are respectively provided with a side protection rotating wheel 15, the driving connecting plate 4 is fixedly connected with the side protection rotating wheels 15, one side of the middle part of the driving connecting plate 4, which is positioned on the guide rail frame 5, is provided with a bottom protection rotating wheel 16, the driving connecting plate 4 is fixedly connected with the bottom protection rotating wheel 16, the middle part of the driving connecting plate 4, which is close to one end of the guide rail frame 5, is provided with a transmission gear 14, the transmission gear 14 is meshed with the transmission rack 9, the top end of the auxiliary suspension cage 201 is provided with a suspension rod 19, the auxiliary suspension cage 201 is fixedly connected with the suspension rod 19, one side of the suspension rod 19 is provided with a standby rail frame protection block 20, and the bottom end of the standby rail frame protection block 20 is arranged on the auxiliary suspension cage 201 and is fixedly connected;
referring to fig. 1, a cage door 3 is provided on one side of a main cage 2, the main cage 2 is movably connected with the cage door 3, a cage door 3 is provided on one side of an auxiliary cage 201, and the auxiliary cage 201 is movably connected with the cage door 3, so that the integrity of the equipment is better when the equipment is used.
Referring to fig. 1-6, a protective top ring 301 is arranged at the top end of an auxiliary suspension cage 201, the auxiliary suspension cage 201 is fixedly connected with the protective top ring 301, a driving connecting plate 4 is arranged at one end, close to a guide rail frame 5, of the top end of the auxiliary suspension cage 201, first connecting fixing blocks 10 are arranged at two sides of the bottom end of the driving connecting plate 4, second connecting fixing blocks 11 are arranged at two sides of the bottom end of the driving connecting plate 4, weight sensor pin shafts 12 are arranged in the first connecting fixing blocks 10 and the second connecting fixing blocks 11, the first connecting fixing blocks 10 are fixedly connected with the second connecting fixing blocks 11 through the weight sensor pin shafts 12, sensing wires 601 are arranged at one end of the weight sensor pin shafts 12, far away from the guide rail frame 5, of the driving connecting plate 4 is provided with an overload protection sensing box 6, the driving connecting plate 4 is fixedly connected with the overload protection sensing box 6, sensing wires 601 are arranged at the bottom end of the overload protection sensing box 6, the overload protection sensing box 6 is fixedly connected with the sensing wire 601, the working motor 7 is arranged at one end of the driving connecting plate 4 far away from the guide rail frame 5, the working motor 7 is fixedly connected with the driving connecting plate 4, the movable protection rings 13 are arranged at two sides of one end of the driving connecting plate 4 close to the guide rail frame 5, the movable protection rings 13 are fixedly connected with the driving connecting plate 4, the side protection rotating wheels 15 are arranged at two ends of the driving connecting plate 4, the driving connecting plate 4 is fixedly connected with the side protection rotating wheels 15, the bottom protection rotating wheels 16 are arranged at one side of the middle part of the driving connecting plate 4, which is positioned at one end of the guide rail frame 5, the driving connecting plate 4 is fixedly connected with the bottom protection rotating wheels 16, the middle part of the driving connecting plate 4, which is close to one end of the guide rail frame 5, is provided with the transmission gear 14 meshed with the transmission rack 9, the body of the suspender 19 belongs to a rotatable device, so that the effect of the device is more excellent when working, meanwhile, the protective effect on safety is very good.
Referring to fig. 1-6, one end of the guide rail frame 5 is provided with an attaching device 8, the guide rail frame 5 is fixedly connected with the attaching device 8, buffer springs 18 are arranged at four corners of the bottom end of the guide rail frame 5, fixed bottom blocks 17 are arranged at the bottom ends of the buffer springs 18, the fixed bottom blocks 17 are connected with a foundation, the top ends of the buffer springs 18 are located at four corners of the bottom ends of the main hanging cage 2 and the auxiliary hanging cage 201 and are movably connected, so that the integrity of the equipment is better, the stability is higher, and the buffer effect during working is more excellent.
Referring to fig. 5, the bottom surface protection runner 16 is divided into four parts and distributed on the driving connecting plate 4 and is movably clamped with one side of the guide rail frame 5, the bottom surface protection runner 16 is fixedly connected with the driving connecting plate 4 through a bearing and can rotate, the side surface protection runner 15 is divided into four parts and distributed on the driving connecting plate 4 and is movably clamped with one end of the guide rail frame 5, and the side surface protection runner 15 is fixedly connected with the driving connecting plate 4 through a bearing and can rotate with the body, so that the equipment is smoother, stable and higher in safety during working.
Referring to fig. 1-2, the top of the transmission rack 9 is provided with a locating pin hole, and the guide rail frame 5 is provided with a locating pin at the top of the transmission rack 9 and the bottom of the transmission rack 9 of the heightening layer when heightening is needed, so that the device is simpler, more convenient and better in heightened verticality and better in device use effect when heightening is carried out.
The working principle of the utility model is as follows: when working, get into main cage 2 or vice cage 201 through hanging cage door 3, whether reach restriction weight after through weight sensor round pin axle 12 sensing, afterwards drive gear 14 through work motor 7, drive rack 9, activity guard ring 13, side guard runner 15 and bottom surface guard runner 16 work, make equipment reach appointed position, personnel walk out main cage 2 or vice cage 201 through hanging cage door 3 and work, need not hang through the tower crane when needs are increased, reach spacing department through vice cage 201, connect the layer of increasing in the reserve rail frame guard block 20 through jib 19, hang out and install, during the installation, need insert the spacer pin between the drive rack 9, make its wholeness higher, stability is better, safety more, when getting back to ground, cushion main cage 2 or vice cage 201's bottom through buffer spring 18, make it more steady, the result of use is better.
Claims (6)
1. Lifting device for building construction and supervision, including chassis (1), its characterized in that: the utility model discloses a sensor comprises an underframe (1), a guide rail frame (5) is arranged in the middle of the top of the underframe (1), the underframe (1) is fixedly connected with the guide rail frame (5), one side of the guide rail frame (5) is provided with a main hanging cage (2), the guide rail frame (5) is movably connected with the main hanging cage (2), the other side of the guide rail frame (5) is provided with an auxiliary hanging cage (201), the guide rail frame (5) is close to the two ends of the main hanging cage (2) and the auxiliary hanging cage (201) and is provided with a transmission rack (9), the transmission rack (9) is fixedly connected with the guide rail frame (5), the top of the main hanging cage (2) is provided with a protection top ring (301), one end of the main hanging cage (2) is close to the guide rail frame (5) and is provided with a driving connecting plate (4), two sides of the top of the main hanging cage (2) which are positioned at the bottom of the driving connecting plate (4) are respectively provided with a first connecting block (10), the bottom ends of the main hanging cage (2) are respectively provided with a first connecting block (11) and the second connecting block (11) are respectively fixedly connected with a first connecting pin shaft (11), the first connecting fixed block (10) is fixedly connected with the second connecting fixed block (11) through a weight sensor pin shaft (12), one end of the weight sensor pin shaft (12) is provided with a sensing wire (601), one end of the driving connecting plate (4) far away from the guide rail frame (5) is provided with an overload protection sensing box (6), the driving connecting plate (4) is fixedly connected with the overload protection sensing box (6), the bottom end of the overload protection sensing box (6) is provided with a sensing wire (601), the overload protection sensing box (6) is fixedly connected with the sensing wire (601), one end of the driving connecting plate (4) far away from the guide rail frame (5) is provided with a working motor (7), one end of the driving connecting plate (4) close to the guide rail frame (5) is provided with a movable protection ring (13), two ends of the driving connecting plate (4) are fixedly connected with a side protection plate (15), the bottom surface (16) of the driving connecting plate (4) is fixedly connected with a protection rotating wheel (16) which is fixedly connected with the middle part (16), the middle part that is close to guide rail frame (5) one end of drive link board (4) is equipped with drive gear (14), drive gear (14) and drive rack (9) meshing are in the same place, the top of vice cage (201) is equipped with jib (19), vice cage (201) and jib (19) fixed connection, one side of jib (19) is equipped with reserve rail frame protection piece (20), the bottom of reserve rail frame protection piece (20) is established on vice cage (201) and fixed connection.
2. The lifting device for building construction and supervision according to claim 1, wherein: one side of main cage (2) is equipped with cage door (3), main cage (2) and cage door (3) swing joint, one side of vice cage (201) is equipped with cage door (3), vice cage (201) and cage door (3) swing joint.
3. The lifting device for building construction and supervision according to claim 1, wherein: the top of vice cage (201) is equipped with protection top ring (301), the top of vice cage (201) is close to the one end of guide rail frame (5) and is equipped with drive link (4) with protection top ring (301) fixed connection, the top of vice cage (201) is located the both sides of drive link (4) bottom and all is equipped with first connection fixed block (10), the both sides of drive link (4) bottom all are equipped with second connection fixed block (11), the inside of first connection fixed block (10) and second connection fixed block (11) is equipped with weight sensor round pin axle (12), first connection fixed block (10) are through weight sensor round pin axle (12) and second connection fixed block (11) fixed connection, the one end of weight sensor round pin axle (12) is equipped with sensing wire (601), the one end that keeps away from guide rail frame (5) of drive link (4) is equipped with overload protection sense case (6), drive link (4) and protection sense case (6) bottom is equipped with overload sensor case (6), overload sensor case (6) and protection case (6) are kept away from to drive wire (601) fixed connection, the utility model discloses a guide rail rack, including guide rail rack (5) and boom (19), including work motor (7), drive link board (4) fixed connection, drive link board (4) one end both sides that are close to guide rail rack (5) all are equipped with movable guard ring (13), movable guard ring (13) and drive link board (4) fixed connection, the both ends of drive link board (4) all are equipped with side protection runner (15), drive link board (4) and side protection runner (15) fixed connection, the middle part of drive link board (4) is located one side of guide rail rack (5) and is equipped with bottom surface protection runner (16), the middle part that is close to guide rail rack (5) one end of drive link board (4) is equipped with drive gear (14), drive gear (14) are in the same place with drive rack (9) meshing, the body of jib (19) belongs to rotatable device.
4. The lifting device for building construction and supervision according to claim 1, wherein: one end of the guide rail frame (5) is provided with an attaching device (8), the guide rail frame (5) is fixedly connected with the attaching device (8), buffer springs (18) are arranged at four corners of the bottom end of the guide rail frame (5), fixed bottom blocks (17) are arranged at the bottom ends of the buffer springs (18), the fixed bottom blocks (17) are connected with a foundation, and the top ends of the buffer springs (18) are located at four corners of the bottom ends of the main hanging cage (2) and the auxiliary hanging cage (201) and are movably connected.
5. The lifting device for building construction and supervision according to claim 1, wherein: the bottom surface protection runner (16) divide into four and distribute on drive link board (4) and carry out movable joint with guide rail frame (5) one side, bottom surface protection runner (16) are through bearing and drive link board (4) fixed connection and body can rotate, side protection runner (15) divide into four and distribute on drive link board (4) and carry out movable joint with one end of guide rail frame (5), side protection runner (15) are through bearing and drive link board (4) fixed connection and body can rotate.
6. The lifting device for building construction and supervision according to claim 1, wherein: the top of the transmission rack (9) is provided with a locating pin hole, and the guide rail frame (5) is provided with a locating pin at the top of the transmission rack (9) and the bottom of the transmission rack (9) at the higher layer when the guide rail frame needs to be heightened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223225233.0U CN220376047U (en) | 2022-12-02 | 2022-12-02 | Lifting device for building construction and supervision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223225233.0U CN220376047U (en) | 2022-12-02 | 2022-12-02 | Lifting device for building construction and supervision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220376047U true CN220376047U (en) | 2024-01-23 |
Family
ID=89567440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223225233.0U Active CN220376047U (en) | 2022-12-02 | 2022-12-02 | Lifting device for building construction and supervision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220376047U (en) |
-
2022
- 2022-12-02 CN CN202223225233.0U patent/CN220376047U/en active Active
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