CN116969381A - Guide rail type lifting platform anti-falling device - Google Patents
Guide rail type lifting platform anti-falling device Download PDFInfo
- Publication number
- CN116969381A CN116969381A CN202310977191.6A CN202310977191A CN116969381A CN 116969381 A CN116969381 A CN 116969381A CN 202310977191 A CN202310977191 A CN 202310977191A CN 116969381 A CN116969381 A CN 116969381A
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- China
- Prior art keywords
- fixedly connected
- close
- lifting platform
- falling
- guide rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 230000003028 elevating effect Effects 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 8
- 230000006378 damage Effects 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 3
- 239000010720 hydraulic oil Substances 0.000 abstract description 2
- 230000002265 prevention Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
- B66F7/04—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars hydraulically or pneumatically operated
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a guide rail type lifting platform anti-falling device which comprises a base, wherein two sides of the top of the base are fixedly connected with side plates, the tops of the two side plates are fixedly connected with the same top plate, a lifting table is arranged in the middle of the top of the base, an anti-falling mechanism is arranged at the top of the lifting table, the anti-falling mechanism comprises a first U-shaped frame fixedly connected with two ends of the top of the lifting table, and limiting rods are fixedly connected to the positions, close to the two ends, of the top of the first U-shaped frame. When the hydraulic oil cylinder fails or the chain breaks, the lifting table and the upper components are in a weightless state, the second U-shaped frame descends under the action of the first spring, the two clamping blocks are mutually far away under the action of the sliding rod and the inclined slotted hole, the clamping blocks on the two sides are meshed with the inclined racks on the side plates, the lifting table is prevented from freely falling under the action of gravity, material damage and casualties are caused, and economic loss of enterprises is reduced.
Description
Technical Field
The invention relates to the technical field of guide rail type lifting platforms, in particular to a guide rail type lifting platform falling prevention device.
Background
The guide rail type lifting platform is multifunctional industrial lifting equipment, adopts a unique guide rail system to realize vertical lifting of the equipment, is mainly used in factories, warehouses, markets and other places, is convenient for transferring and processing goods through flexible scheduling, has fine design, high safety and simple maintenance, is an indispensable tool in modern industrial production, and plays an important role in the construction of electric power towers.
In the prior art, when a guide rail type lifting platform is used, when a hydraulic oil cylinder breaks down or a chain breaks, the lifting platform falls down in a free falling mode, so that serious injury is caused to staff on the lifting platform or damage is caused to the falling of material equipment on the lifting platform, expensive cost is possibly required for repairing or replacing the lifting platform, economic loss is caused to enterprises, and the guide rail type lifting platform falling prevention device is designed.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a guide rail type lifting platform anti-falling device.
The invention provides a guide rail type lifting platform anti-falling device, which comprises a base, wherein two sides of the top of the base are fixedly connected with side plates, two tops of the side plates are fixedly connected with the same top plate, a lifting table is arranged at the middle position of the top of the base, an anti-falling mechanism is arranged at the top of the lifting table and comprises a first U-shaped frame fixedly connected to two ends of the top of the lifting table, two limit rods are fixedly connected to the top of the first U-shaped frame at positions close to the two ends, the circumferential surfaces of the limit rods are slidably sleeved with the same second U-shaped frame, round holes matched with the limit rods are formed in the positions of the tops of the second U-shaped frame at positions close to the two ends, grooves are formed in the two ends of the bottoms of the second U-shaped frame, sliding rods are fixedly connected between the two ends of the bottoms of each groove, two ends of the fixing plates are symmetrically fixedly connected to the bottom of the lifting table, two ends of the fixing plates close to the same side plates are fixedly connected with two second slide rods, two end holes are fixedly connected to the two second slide rods, two end grooves are formed in the two ends of the same side plates close to the two ends of the two side plates, two end grooves are in the same side grooves are in the two sides of the two end grooves, two end grooves are in the two end of the two end grooves are in the same side groove holes, and are in the two end grooves are in the same side direction, and are in the two end grooves are in the same direction, and are in the two end direction, and opposite end groove grooves are in the two end directions of the two end groove grooves are opposite sides of the groove, and are respectively.
Preferably, the anti-falling mechanism further comprises cylinders which are respectively and fixedly connected to the tops of the two limiting rods, limiting blocks are fixedly connected to the tops of the two cylinders, the same first spring is sleeved on the circumferential surfaces of the cylinders and the limiting rods on the same side, the first spring is not compressed in a transitional mode when the second U-shaped frame ascends through the arrangement of the cylinders, the first spring is damaged, stable operation of the anti-falling mechanism is guaranteed, the first spring can still work when the lifting table loses tension and is in a weightlessness state through the arrangement of the first spring, the second U-shaped frame is pushed downwards, and the clamping block is triggered to move.
Preferably, the anti-falling mechanism further comprises L-shaped plates fixedly connected to two sides of the two ends of the top of the second U-shaped frame respectively.
Preferably, two rectangular holes are formed in two ends, close to the top, of the side plates, four rectangular holes, close to each other, are formed in the other ends of the L-shaped plates in a sliding mode, first sliding rods are fixedly connected between the tops and the bottoms of the rectangular holes, each first sliding rod penetrates through the L-shaped plates, close to each other in a sliding mode, and round holes matched with the first sliding rods are formed in the L-shaped plates.
Preferably, two the curb plate outside all is provided with elevating system, elevating system includes the hydraulic cylinder of fixed connection in base top one end, hydraulic cylinder top fixedly connected with horizontal pole, horizontal pole both ends all rotate and are connected with the sprocket.
Preferably, the lifting mechanism further comprises a connecting plate fixedly sleeved at the middle part of the hydraulic cylinder, a round hole matched with the hydraulic cylinder is formed in the middle part of the connecting plate, the connecting plate is fixedly connected to one side close to the side plate, chains are fixedly connected to two ends of the top of the connecting plate, the other ends of the chains are fixedly connected to the outer ends of the L-shaped plates close to each other, and the two chains are meshed with chain wheels on the same side.
Preferably, the lifting platform top is also fixedly connected with rail, the rail front end is provided with the guard gate, four corners of lifting platform bottom all fixedly connected with supporting leg.
Preferably, the middle parts of one sides of the two side plates, which are close to each other, are fixedly connected with diagonal racks, and the two diagonal racks are matched with clamping blocks, which are close to each other.
In the present invention,
through the setting of anti-falling mechanism, when hydraulic cylinder inefficacy or chain fracture, four L template will lose ascending pulling force, at this moment elevating platform and above part all are in the state of weightlessness, under the effect of first spring, make second U type frame decline, when second U type frame descends, through the effect of slide bar and oblique slotted hole, make two fixture blocks keep away from each other, slide along the second slide bar, the fixture block of both sides will mesh in the rack of curb plate department at this moment, realize the locking to the elevating platform, prevent that the elevating platform from doing the motion of free fall under the effect of gravity, cause the injury and death of material damage and personnel, economic loss of enterprise has been reduced.
Through the setting of rail and guard gate for the elevating platform is when the work, protects material and personnel, prevents to fall, causes the injury to the staff of below, the effectual emergence of preventing accident.
Through the setting of drum for when second U type frame risees, can not transition compression first spring, cause the damage of first spring, guarantee the steady operation of anti-falling mechanism.
Drawings
FIG. 1 is a schematic overall structure of a fall protection device for a rail-type lifting platform according to the present invention;
fig. 2 is a schematic structural diagram of an anti-falling mechanism of a falling protection device of a guide rail type lifting platform according to the present invention;
fig. 3 is an enlarged schematic structural view of the falling protection device of the guide rail type lifting platform in fig. 2;
fig. 4 is an enlarged schematic structural view of the falling protection device of the guide rail type lifting platform in fig. 2;
fig. 5 is a schematic structural diagram of a lifting mechanism of a falling protection device of a guide rail type lifting platform according to the present invention;
fig. 6 is an enlarged schematic structural view of the falling protection device for a guide rail type lifting platform shown in fig. 5 at C.
In the figure: 1. a base; 2. a side plate; 201. a rectangular hole; 202. a first slide bar; 3. a lifting mechanism; 301. a hydraulic cylinder; 302. a cross bar; 303. a sprocket; 304. a chain; 305. a connecting plate; 4. a lifting table; 401. support legs; 402. a fence; 403. a protective door; 5. an anti-falling mechanism; 501. a first U-shaped frame; 502. a second U-shaped frame; 503. a limiting block; 504. a limit rod; 505. a first spring; 506. a cylinder; 507. an L-shaped plate; 508. a groove; 509. a fixing plate; 510. a second slide bar; 511. a second spring; 512. a limiting plate; 513. a clamping block; 514. a bevel slot; 515. a slide bar; 6. a helical rack; 7. and a top plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1-6, a guide rail type lifting platform falling prevention device comprises a base 1, two sides of the top of the base 1 are fixedly connected with side plates 2, the tops of the two side plates 2 are fixedly connected with a top plate 7, a lifting table 4 is arranged in the middle of the top of the base 1, a falling prevention mechanism 5 is arranged at the top of the lifting table 4, the falling prevention mechanism 5 comprises a first U-shaped frame 501 fixedly connected with two ends of the top of the lifting table 4, the positions of the top of the first U-shaped frame 501 close to the two ends are fixedly connected with limiting rods 504, the circumferential surfaces of the two limiting rods 504 are slidably sleeved with a second U-shaped frame 502, round holes matched with the limiting rods 504 are formed in the positions of the top of the second U-shaped frame 502 close to the two ends, grooves 508 are formed in the two ends of the bottom of the second U-shaped frame 502, sliding rods 515 are fixedly connected between the two ends of the bottom of each groove 508, the anti-falling mechanism 5 further comprises fixing plates 509 which are symmetrically and fixedly connected to the bottoms of the lifting tables 4 and are close to two end positions, wherein two second slide bars 510 are fixedly connected to one ends, close to the same side plates 2, of the two fixing plates 509, one limiting plate 512 is fixedly connected to the other ends of the two second slide bars 510 on the same side, one clamping block 513 is sleeved on the circumferential surfaces of the two second slide bars 510 on the same side in a sliding mode, round holes matched with the second slide bars 510 are formed in the bottoms of the two clamping blocks 513, oblique slotted holes 514 are formed in the top positions of the two clamping blocks 513, the same side slide bars 515 are respectively and slidably connected to the oblique slotted holes 514 which are close to each other, second springs 511 are sleeved on one ends, close to the fixing plates 509, of the two second slide bars 510 on the same side, of the two second slide bars 511 are arranged through the arrangement of the two second springs 511, and the clamping blocks 513 can further extend out to clamp the oblique racks 6 when the lifting tables 4 descend.
In the invention, the anti-falling mechanism 5 further comprises cylinders 506 respectively fixedly connected to the tops of the two limiting rods 504, limiting blocks 503 are fixedly connected to the tops of the two cylinders 506, the same first springs 505 are sleeved on the circumferential surfaces of the cylinders 506 on the same side and the limiting rods 504, the first springs 505 are not compressed in a transitional manner when the second U-shaped frame 502 ascends through the arrangement of the cylinders 506, the first springs 505 are not damaged, the stable operation of the anti-falling mechanism 5 is ensured, and the first springs 505 can still work in a weightless state when the lifting table 4 loses tension, so that the second U-shaped frame 502 is pushed downwards to trigger the clamping block 513 to move.
In the invention, the anti-falling mechanism 5 further comprises L-shaped plates 507 respectively fixedly connected to two sides of the two ends of the top of the second U-shaped frame 502.
In the invention, rectangular holes 201 are formed at two ends of two side plates 2 close to the top, the other ends of four L-shaped plates 507 are connected in the rectangular holes 201 close to each other in a sliding way, first sliding rods 202 are fixedly connected between the top and the bottom of each rectangular hole 201, each first sliding rod 202 penetrates through the L-shaped plate 507 close to each other in a sliding way, round holes matched with the first sliding rods 202 are formed in each L-shaped plate 507, and the lifting table 4 can stably operate when lifting and descending through the arrangement of the rectangular holes 201 and the first sliding rods 202.
In the invention, lifting mechanisms 3 are arranged on the outer sides of two side plates 2, each lifting mechanism 3 comprises a hydraulic cylinder 301 fixedly connected to one end of the top of a base 1, a cross rod 302 is fixedly connected to the top of each hydraulic cylinder 301, and chain wheels 303 are rotatably connected to two ends of each cross rod 302.
In the invention, the lifting mechanism 3 further comprises a connecting plate 305 fixedly sleeved in the middle of the hydraulic cylinder 301, a round hole matched with the hydraulic cylinder 301 is formed in the middle of the connecting plate 305, the connecting plate 305 is fixedly connected to one side close to the side plate 2, two ends of the top of the connecting plate 305 are fixedly connected with chains 304, the other ends of the two chains 304 are fixedly connected to the outer ends of the L-shaped plates 507 close to each other, the two chains 304 are meshed with chain wheels 303 on the same side, and lifting and lowering of the lifting platform 4 are realized through the arrangement of the hydraulic cylinder 301, the chains 304 and the chain wheels 303.
According to the invention, the top of the lifting table 4 is fixedly connected with the fence 402, the front end of the fence 402 is provided with the protective door 403, and four corners at the bottom of the lifting table 4 are fixedly connected with the supporting legs 401, so that materials and personnel are protected when the lifting table 4 works by the arrangement of the fence 402 and the protective door 403, the personnel are prevented from toppling over or sliding down, the personnel below are prevented from being injured, the materials and the personnel above the lifting table 4 are protected, and the safety of the personnel below can be protected.
In the invention, the middle parts of one sides of the two side plates 2, which are close to each other, are fixedly connected with the diagonal racks 6, the two diagonal racks 6 are matched with the clamping blocks 513, and the lifting table 4 is clamped and prevented from falling when the lifting table 4 freely falls through the arrangement of the diagonal racks 6.
Working principle: when the guide rail type lifting platform anti-falling device is used, two hydraulic cylinders 301 are started through a lifting mechanism 3, a chain 304 is pulled through a chain wheel 303 at the top, four L-shaped plates 507 drive a lifting platform 4 at the bottom to lift and descend, normal operation of the device is achieved, the protection effect of the lifting platform 4 in the lifting process is achieved through a fence 402 and a protection door 403, materials or staff are prevented from accidents, when the device is lifted, a second U-shaped frame 502 is driven to lift through the L-shaped plates 507, two first springs 505 are compressed, when the second U-shaped frame 502 is lifted to a cylinder 506, only the whole first U-shaped frame 501, the lifting platform 4 and the like can be driven to lift together, in the process that the second U-shaped frame 502 is lifted to the bottom of the cylinder 506, sliding rods 515 at two sides lift along with the lifting platform, clamping blocks 513 at two sides are enabled to approach one side of the lifting platform 4 under the action of a chute hole 514, and compresses the second spring 511, at this time, the clamping blocks 513 on the same side are separated from the diagonal racks 6, the lifting platform 4 can normally lift and descend, when the device fails, the hydraulic cylinder 301 fails or the chain 304 breaks, at this time, the four L-shaped plates 507 lose upward tension, at this time, the lifting platform 4 and the components above are in a weightless state, the second U-shaped frame 502 descends under the action of the first spring 505, when the second U-shaped frame 502 descends, the two clamping blocks 513 are mutually separated under the action of the sliding rod 515 and the chute holes 514, slide along the second sliding rod 510 under the action of the four second springs 511, at this time, the clamping blocks 513 on two sides mesh with the diagonal racks 6 at the side plates 2, at this time, the whole lifting platform 4 will not descend, locking the lifting platform 4 is realized, the lifting platform 4 is prevented from under the action of gravity, and the free falling body is moved, so that the materials are damaged and the personnel are injured.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a guide tracked lift platform anti-falling device, includes base (1), its characterized in that, base (1) top both sides are all fixedly connected with curb plate (2), two curb plate (2) top fixedly connected with same roof (7), base (1) top intermediate position is provided with elevating platform (4), elevating platform (4) top is provided with anti-falling mechanism (5), anti-falling mechanism (5) are including first U type frame (501) of fixed connection at elevating platform (4) top both ends, first U type frame (501) top is close to both ends position all fixedly connected with gag lever post (504), two gag lever post (504) circumference surface slip cover is equipped with same second U type frame (502), second U type frame (502) top is close to both ends position all offered with round hole of gag lever post (504) looks adaptation, recess (508) are all offered at second U type frame (502) bottom both ends, every equal fixedly connected with slide bar (515) between recess (508) bottom both ends, two end positions (509) are connected with both sides (509) at two fixed connection of two fixed plates (509) are close to both ends of two side plate (4), the same limiting plate (512) is fixedly connected to the other ends of the second sliding rods (510) on the same side, the same clamping blocks (513) are sleeved on the circumferential surface of the second sliding rods (510) in a sliding mode, round holes matched with the second sliding rods (510) are formed in the two ends of the bottom of each clamping block (513), oblique slot holes (514) are formed in the top positions of each clamping block (513), the sliding rods (515) on the same side are respectively connected in the oblique slot holes (514) close to each other in a sliding mode, and the second springs (511) are sleeved on one ends, located on the fixing plates (509) close to each other, of the second sliding rods (510) on the same side.
2. The falling protection device for the guide rail type lifting platform according to claim 1, wherein the falling protection mechanism (5) further comprises cylinders (506) fixedly connected to the tops of the two limiting rods (504), limiting blocks (503) are fixedly connected to the tops of the two cylinders (506), and the same first spring (505) is sleeved on the circumferential surfaces of the cylinders (506) and the limiting rods (504) on the same side.
3. The falling protection device for the guide rail type lifting platform according to claim 1, wherein the falling protection mechanism (5) further comprises L-shaped plates (507) fixedly connected to two sides of the two ends of the top of the second U-shaped frame (502).
4. The falling protection device for a guide rail type lifting platform according to claim 1, wherein rectangular holes (201) are formed in two ends, close to the top, of each of the two side plates (2), the other ends of the four L-shaped plates (507) are slidably connected in the rectangular holes (201) close to each other, first sliding rods (202) are fixedly connected between the top and the bottom of each rectangular hole (201), each first sliding rod (202) slidably penetrates through the adjacent L-shaped plate (507), and round holes matched with the first sliding rods (202) are formed in each L-shaped plate (507).
5. The guide rail type lifting platform falling protection device according to claim 1, wherein lifting mechanisms (3) are arranged on the outer sides of the two side plates (2), the lifting mechanisms (3) comprise hydraulic cylinders (301) fixedly connected to one end of the top of the base (1), cross rods (302) are fixedly connected to the tops of the hydraulic cylinders (301), and chain wheels (303) are rotatably connected to the two ends of the cross rods (302).
6. The falling protection device for a guide rail type lifting platform according to claim 5, wherein the lifting mechanism (3) further comprises a connecting plate (305) fixedly sleeved on the middle of the hydraulic cylinder (301), a round hole matched with the hydraulic cylinder (301) is formed in the middle of the connecting plate (305), the connecting plate (305) is fixedly connected to one side close to the side plate (2), chains (304) are fixedly connected to two ends of the top of the connecting plate (305), two ends of the chains (304) are fixedly connected to the outer ends of the L-shaped plates (507) close to each other, and the two chains (304) are meshed with chain wheels (303) on the same side.
7. The guide rail type lifting platform falling protection device according to claim 1, wherein a fence (402) is fixedly connected to the top of the lifting platform (4), a protection door (403) is arranged at the front end of the fence (402), and supporting legs (401) are fixedly connected to four corners of the bottom of the lifting platform (4).
8. The falling protection device for the guide rail type lifting platform according to claim 1, wherein the middle parts of one sides of the two side plates (2) which are close to each other are fixedly connected with diagonal racks (6), and the two diagonal racks (6) are matched with clamping blocks (513) which are close to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310977191.6A CN116969381A (en) | 2023-08-04 | 2023-08-04 | Guide rail type lifting platform anti-falling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310977191.6A CN116969381A (en) | 2023-08-04 | 2023-08-04 | Guide rail type lifting platform anti-falling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116969381A true CN116969381A (en) | 2023-10-31 |
Family
ID=88484711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310977191.6A Pending CN116969381A (en) | 2023-08-04 | 2023-08-04 | Guide rail type lifting platform anti-falling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116969381A (en) |
-
2023
- 2023-08-04 CN CN202310977191.6A patent/CN116969381A/en active Pending
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