CN110790202A - Lifting platform - Google Patents
Lifting platform Download PDFInfo
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- CN110790202A CN110790202A CN201911224923.4A CN201911224923A CN110790202A CN 110790202 A CN110790202 A CN 110790202A CN 201911224923 A CN201911224923 A CN 201911224923A CN 110790202 A CN110790202 A CN 110790202A
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- platform
- falling
- pulley
- fixed
- working platform
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- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000005303 weighing Methods 0.000 claims description 42
- 239000004677 Nylon Substances 0.000 claims description 8
- 229920001778 nylon Polymers 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000003028 elevating effect Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- 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
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- 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
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- 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 provides a lifting platform, comprising: at least 3 brackets of vertical guide rails are arranged at intervals on the periphery; the working platform is provided with fixed pulleys at the positions corresponding to the guide rails respectively, and the fixed pulleys are in sliding fit with the guide rails through sliding blocks; the lifting driving mechanism comprises a linear driving device and traction ropes the number of which corresponds to that of the guide rails, the linear driving device is arranged on the working platform and comprises a fixed part and a movable part capable of performing linear motion, a guide pulley block is arranged on the movable part, the rear end of each traction rope is arranged on the fixed part, the front end of each traction rope bypasses the guide pulley block, then is turned by at least 1 turning pulley, then bypasses the fixed pulley and is arranged on the upper part of the guide rail at the corresponding position; the part from the rear end of the hauling rope to the guide pulley block is parallel to the linear motion direction of the movable part. The working platform can be stably lifted, the arrangement mode of the traction rope combined with the guide pulley and the phase-transfer pulley does not need to ensure the symmetry of the traction rope or the fixed pulley, and the installation and the use are convenient.
Description
Technical Field
The invention belongs to the technical field of mechanical equipment, and particularly relates to a lifting platform.
Background
During transformer coil coiling and coil equipment, operating personnel need operate with the help of chevron shape stair, climbing ladder or lift platform, and wherein lift platform is comparatively commonly used, but lift platform among the prior art realizes work platform's lift through a plurality of driving machine devices that start in step, and then adapts to the required height of work, nevertheless hardly guarantees a plurality of lift drive device's synchro-driven in the actual work, and lift in-process work platform easily rocks in addition and takes place the slope even.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a lifting platform with a larger working platform.
The technical scheme adopted by the invention is as follows: a lift platform, comprising:
the device comprises a bracket, wherein at least 3 guide rails in the vertical direction are arranged on the bracket at intervals around the circumference of the bracket;
the working platform is provided with fixed pulleys at the positions corresponding to the guide rails respectively, and the fixed pulleys are in sliding fit with the guide rails through sliding blocks;
the lifting driving mechanism is used for controlling the lifting of the working platform and comprises a linear driving device and traction ropes (corresponding to the traction ropes, the traction ropes are identical in quantity and are preferably in one-to-one correspondence, wherein the traction ropes are preferably steel wire ropes), the linear driving device comprises a fixed part and a movable part, the fixed part is mounted on the working platform, the movable part can perform linear motion relative to the fixed part, a guide pulley block is mounted on the movable part, the rear end of each traction rope is relatively fixed with the fixed part, the front end of each traction rope bypasses the guide pulley block, and then is steered and extended to the fixed pulley through at least 1 steering pulley mounted on the working platform and then bypasses the fixed pulley to be mounted on the upper part of the corresponding guide rail; the part from the rear end of the traction rope to the guide pulley block is parallel to the linear motion direction of the movable part.
In order to facilitate the lifting of the platform and reduce the energy consumption, furthermore, the part of the front part of the traction rope, which rounds the fixed pulley, is positioned in the vertical direction.
Furthermore, the working platform comprises a platform frame and a working table top which are arranged at intervals up and down, at least 1 platform upright post is arranged at the top of the platform frame, and the working table top is arranged on the platform frame through the platform upright posts; and the fixed part, the steering pulley and the fixed pulley of the linear driving device are all arranged at the top of the platform frame.
Further, work platform is L shape, rectangle or one side is equipped with the rectangle of circular arc breach, in order to increase the multidirectional operation of being convenient for of table surface, the preferred L shape of work platform or one side is equipped with the rectangle of circular arc breach. In order to increase the lifting smoothness of the working platform, the number of the guide rails is the same as that of the vertexes of the working platform, and the guide rails are respectively arranged at the vertexes of the working platform.
Furthermore, a protective guard is arranged at the edge of the working platform.
Furthermore, in order to ensure the working safety, the lifting platform also comprises an anti-falling mechanism, the anti-falling mechanism comprises an anti-falling plate arranged on the bracket, and a plurality of notches are formed in the anti-falling plate at intervals along the vertical direction; the anti-falling mechanism further comprises an anti-falling fixing plate and an anti-falling seat plate, the anti-falling seat plate is mounted on the working platform, the anti-falling fixing plate is arranged on the anti-falling seat plate in a sliding mode, the anti-falling fixing plate can slide towards or away from the anti-falling plate, and when the anti-falling fixing plate slides towards the anti-falling plate, the anti-falling fixing plate is inserted into the notch and limits the working platform up and down;
further, the linear driving device is any one of an oil cylinder, an air cylinder or an electric push rod.
Furthermore, prevent weighing down the mechanism and still including preventing weighing down drive arrangement, prevent weighing down drive arrangement and be used for the drive prevent weighing down the fixed plate orientation or deviate from prevent weighing down the board and slide, prevent weighing down drive mechanism and prevent weighing down drive hook and electromagnetic push rod, prevent weighing down the one end of drive hook and connect prevent weighing down the fixed plate, its middle part with prevent weighing down the bedplate and articulate, its other end and electromagnetic push rod output end articulate.
In order to avoid the situation that the personnel safety of workers is endangered due to poor electric contact or sudden other faults of the electromagnetic push rod, the anti-falling fixing plate is inserted into the notch when the end of the electromagnetic push rod is in an electric state; and under the power-on state of the electromagnetic push rod, the anti-falling driving hook is pushed to swing on a vertical surface around the hinged end of the anti-falling seat plate and pull the anti-falling fixing plate out of the notch.
In order to ensure that the working platform is always in a horizontal state, at least 3 anti-falling mechanisms are arranged at intervals around the working platform.
Further, the rail guard includes that the interval is installed at the guardrail stand at work platform edge and one end and guardrail stand articulated guardrail body, the other end of guardrail body can be dismantled for the expansion end and with the guardrail stand of homonymy and be connected.
Furthermore, two ends of the guardrail body are respectively provided with an upright post, and the guardrail body is connected with the guardrail upright post through the upright posts; the guardrail body still includes the rubber roller, install respectively on the pole setting upper portion at guardrail body both ends at the both ends of rubber roller.
Furthermore, the supports are provided with upright columns, the number of which is the same as that of the vertexes of the working platform, the upright columns are respectively positioned at the vertexes of the working platform, sliding grooves are formed in the upright columns along the vertical direction, and the upright columns are used as the guide rails; the fixed pulley is erected in the sliding groove through a pulley frame, the pulley frame comprises 2 pulley side plates which are arranged at intervals, and two ends of the fixed pulley are rotatably arranged between the 2 pulley side plates through bearings respectively; the sliding blocks are nylon sliding blocks, the nylon sliding blocks are arranged on the outer side wall of each pulley side plate, and the nylon sliding blocks are in sliding fit with the inner wall of the sliding chute; the anti-falling plate is arranged on the end surface of the top of the side wall of the sliding groove.
Furthermore, a brake screw is arranged at the bottom of the support.
Compared with the prior art, the invention has the following technical effects: the lifting driving mechanism used by the lifting platform can ensure that the working platform is stably lifted, and the part from the rear end of the traction rope to the guide pulley block is parallel to the linear motion direction of the movable part, so that the stable lifting can be ensured without ensuring the symmetrical installation of the traction rope or the fixed pulley.
Drawings
Fig. 1 is a schematic structural diagram of a lifting platform in an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a point a in fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is an enlarged schematic view of fig. 3 at B.
Fig. 5 is a top view of fig. 1.
Fig. 6 is an enlarged schematic view at C in fig. 5.
Fig. 7 is a schematic structural diagram of a lifting driving mechanism in an embodiment of the present invention.
Fig. 8 is an installation diagram of the fixed pulley, the pulley yoke and the sliding block.
In the figure: 1. the anti-falling device comprises a guide rail, 2 parts of a fixed pulley, 3 parts of a sliding block, 401 parts of a fixed part, 402 parts of a movable part, 5 parts of a traction rope, 6 parts of a guide pulley block, 7 parts of a steering pulley, 8 parts of a platform frame, 801 parts of a platform upright post, 9 parts of a working table top, 10 parts of a protective guard, 1001 parts of a protective guard upright post, 1002 parts of a protective guard body, 1003 parts of an upright post, 1004 parts of a rubber roller, 11 parts of an anti-falling plate, 1101 parts of a notch, 12 parts of an anti-falling fixed plate, 13 parts of an anti-falling seat plate, 14 parts of an anti-falling driving.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate only the basic structure of the invention in a schematic manner, and thus show only the components relevant to the invention.
Referring to fig. 1 to 8, a lifting platform includes:
the device comprises a support, wherein at least 3 guide rails 1 in the vertical direction are arranged at the periphery of the support at intervals;
the working platform is provided with fixed pulleys 2 at positions corresponding to the guide rail respectively, and the fixed pulleys 2 are in sliding fit with the guide rail 1 through sliding blocks 3;
the lifting driving mechanism is used for controlling the lifting of the working platform and comprises a linear driving device 4 and a traction rope 5 corresponding to the guide rail, wherein the linear driving device 4 comprises a fixed part 401 arranged on the working platform and a movable part 402 capable of performing linear motion relative to the fixed part, a guide pulley block 6 is arranged on the movable part 402, the rear end of the traction rope 5 is arranged on the fixed part 401, the front end of the traction rope 5 bypasses the guide pulley block 6, extends to the fixed pulley 2 through at least 1 steering pulley 7 arranged on the working platform and then bypasses the fixed pulley 2 to be arranged on the upper part of the corresponding guide rail 1; the part from the rear end of the traction rope to the guide pulley block is parallel to the linear motion direction of the movable part.
Specifically, the working platform is L-shaped, and includes vertexes a, b, c, d, and e, and includes an L-shaped platform frame 8 and an L-shaped working table 9 which are arranged at intervals up and down, 6 platform columns 801 are fixedly installed at the top of the platform frame 8, wherein one side of each of the 5 platform columns 801 is arranged at the vertexes a, b, c, d, and e, and the other platform column 801 is arranged at an inflection point between the vertexes a and e. The working table 9 is fixedly mounted on the platform frame 8 through the platform upright 801.
Be equipped with 5 stands on the support, 5 stands are located work platform's 5 apex points punishment respectively, and the spout of vertical direction is seted up towards one side of work platform on the stand, the stand is used as guide rail 1, the stand bottom is equipped with brake screw 17.
The total number of the fixed pulleys 2 is five, the fixed pulleys are sequentially arranged at five top points of the L-shaped working platform, and the fixed pulleys 2 are fixedly installed through the pulley yoke 16 and extend into the sliding chute. More specifically, the pulley yoke 16 includes 2 pulley side plates disposed in parallel at an interval, a bottom plate for fixing the two pulley side plates and fixedly mounting the pulley side plates on the platform support 8, and an end plate disposed at the front end of the pulley side plate and having 2 pulley side plates vertically and fixedly connected. The fixed pulley 2 is arranged between the two pulley side plates, and two sides of the fixed pulley 2 are respectively installed on the pulley side plates through bearings in a rolling mode. The outer sides of the side plates of the pulley and the outer sides of the end plates are provided with nylon sliding blocks 3 matched with the inner wall of the sliding chute, and the nylon sliding blocks are used for realizing sliding fit with the sliding chute.
See fig. 7 and 8, linear drive device 4 is the hydro-cylinder, hydro-cylinder fixed mounting is at the top of platform frame 8, it is specific, the hydro-cylinder is as fixed part 401 and 8 fixed connection of platform frame, the piston rod is as movable part 402, its one end of keeping away from the cylinder rotates and is provided with direction assembly pulley 6 (the one end fixed mounting direction pulley yoke of cylinder is kept away from to specific piston rod, direction pulley yoke includes two blocks of curb plates of interval and parallel arrangement, direction assembly pulley 6 is located between two blocks of curb plates, and both ends are passed through the bearing respectively and are connected with two blocks of curb plates rotation), the periphery of direction assembly pulley 6 sets up 6 annular grooves along axial interval, the piston rod can drive the direction can be linear motion along the direction parallel with. The hydro-cylinder both sides interval is equipped with 5 diverting pulley 7 (diverting pulley 7 is adorned on platform support 8 admittedly), haulage rope 5 is wire rope and 5 altogether, the rear end of 5 haulage ropes 5 sets up side by side and fixed mounting at the cylinder top along the horizontal direction, the front end of haulage rope stretches out to the guide pulley block, and it stretches out and walks around the slot (haulage rope and the slot one-to-one of guide pulley block) of guide pulley block 6 and stretches out and walk around 5 diverting pulley 7(5 haulage ropes and diverting pulley 7 one-to-one) that are located the hydro-cylinder both sides respectively to the cylinder bottom, and the haulage rope that is located between cylinder and the guide pulley block all is parallel with the direction of motion of piston rod. After winding around the steering pulleys 7 on the two sides of the oil cylinder, the front ends of the 5 traction ropes 5 are respectively steered and extended to the fixed pulley 2 through other steering pulleys 7 arranged on the platform bracket 8, and the traction ropes 5 wind around the fixed pulley 2 and extend upwards along the vertical direction and are fixedly connected with the top end of the upright post.
The working platform is equipped with rail guard 10 respectively along limit ab, limit bc, limit cd and limit de, and rail guard 10 is including installing guardrail stand 1001 and one end and guardrail stand 1001 articulated guardrail body 1002 at 5 summits of working platform in proper order, and the other end of guardrail body 1002 is the expansion end and can dismantle with the guardrail stand 1001 of homonymy and be connected. Upright rods 1003 are respectively arranged at two ends of the guardrail body, the upright rods 1003 are hinged with guardrail upright posts 1001, and the guardrail body is connected with the guardrail upright posts 1001 through the upright rods 1003; the guardrail body further comprises a rubber roller 1004, and two ends of the rubber roller are respectively installed on the upper parts of the vertical rods 1003 at two ends of the guardrail body. More specifically, 3 hooks are arranged on each vertical rod 1003 at intervals along the vertical direction, and two ends of the rubber roller are respectively placed on the hooks on the vertical rods 1003 on two sides of the rubber roller. And the hooks on the vertical rods positioned at the same side are opposite one to one, so that the rubber roller can be horizontally placed, and the three hooks arranged in the vertical direction can realize that the rubber roller is placed at three different heights, thereby meeting the safety protection of workers with different heights.
The anti-falling device comprises 3 anti-falling mechanisms, wherein one anti-falling mechanism is arranged at the point a of the working platform, one anti-falling mechanism is arranged at the point c of the working platform, and the other anti-falling mechanism is arranged at the point d of the working platform; prevent weighing down the mechanism and still including preventing weighing down fixed plate 12 and preventing weighing down the bedplate 13, prevent weighing down the bedplate 13 and install on the work platform, prevent weighing down fixed plate 12 and slide and set up prevent weighing down on the bedplate 13, prevent weighing down fixed plate 12 can move towards or deviate from prevent weighing down that board 11 slides, the orientation prevent weighing down when board 11 slides, prevent weighing down fixed plate 12 and insert notch 1101 and carry out upper and lower spacing to work platform.
More specifically, prevent weighing down the mechanism still includes and prevents weighing down drive arrangement, prevent weighing down drive arrangement and be used for the drive prevent weighing down fixed plate 12 orientation or deviate from prevent weighing down that board 11 slides, prevent weighing down drive mechanism and include and prevent weighing down drive hook 14 and electromagnetism push rod 15, prevent weighing down the one end of drive hook 14 and connect prevent weighing down fixed plate 12, its middle part with prevent weighing down the bedplate 13 and articulate, its other end and electromagnetism push rod 15's output is articulated.
When the electromagnetic push rod 15 is in a power-off state, the anti-falling fixing plate 12 is inserted into the notch; when the electromagnetic push rod is in an electrified state, the electromagnetic push rod pushes the anti-falling driving hook 14 to swing on a vertical plane around the hinged end of the anti-falling seat plate 13 and pull the anti-falling fixing plate 12 out of the notch 1101.
The working principle of the lifting platform of the embodiment is as follows: the oil cylinder is started and the piston rod is pushed forwards, then the guide pulley block at the front end of the piston rod extends forwards, the distance between the guide pulley block and the cylinder barrel is long at the moment, and then the traction rope is pulled backwards, so that the length of the traction rope between the guide pulley block and the cylinder barrel is prolonged, the length of the traction rope in the vertical direction is shortened, and the working platform is lifted upwards.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. A lifting platform, its characterized in that: the method comprises the following steps:
the device comprises a bracket, wherein at least 3 guide rails (1) in the vertical direction are arranged on the bracket at intervals around the circumference of the bracket;
the fixed pulleys (2) are respectively arranged at the positions of the working platform corresponding to the guide rail, and the fixed pulleys (2) are in sliding fit with the guide rail (1) through sliding blocks (3);
the lifting driving mechanism is used for controlling the lifting of the working platform and comprises a linear driving device and a traction rope (5) corresponding to the guide rail, the linear driving device comprises a fixed part (401) arranged on the working platform and a movable part (402) capable of performing linear motion relative to the fixed part, a guide pulley block (6) is arranged on the movable part (402), the rear end of the traction rope (5) is relatively fixed with the fixed part (401), the front end of the traction rope (5) bypasses the guide pulley block (6), then is turned by at least 1 turning pulley (7) arranged on the working platform and extends to the fixed pulley (2), and the front end of the traction rope (5) bypasses the fixed pulley (2) and then is arranged on the upper part of the corresponding guide rail (1); the part from the rear end of the traction rope (5) to the guide pulley block (6) is parallel to the linear motion direction of the movable part (402).
2. The lift platform of claim 1, wherein: the part of the front part of the traction rope (5) passing by the fixed pulley (2) is positioned in the vertical direction;
and/or the working platform comprises a platform rack (8) and a working table top (9) which are arranged at an upper interval and a lower interval, at least 1 platform upright post (801) is arranged at the top of the platform rack (8), and the working table top (9) is installed on the platform rack (8) through the platform upright post (801); the fixed part (401), the diverting pulley (7) and the fixed pulley (2) of the linear driving device are all arranged at the top of the platform frame (8).
And/or the working platform is L-shaped or rectangular with arc notches at one side, the number of the guide rails (1) is the same as that of the top points of the working platform, and the guide rails (1) are respectively arranged at the top points of the working platform;
and/or the edge of the working platform is provided with a protective guard (10);
and/or the anti-falling device also comprises an anti-falling mechanism, wherein the anti-falling mechanism comprises an anti-falling plate (11) arranged on the bracket, and a plurality of notches (1101) are formed in the anti-falling plate (11) at intervals along the vertical direction; the anti-falling mechanism further comprises an anti-falling fixing plate (12) and an anti-falling seat plate (13), the anti-falling seat plate (13) is installed on the working platform, the anti-falling fixing plate (12) is arranged on the anti-falling seat plate (13) in a sliding mode, the anti-falling fixing plate (12) can slide towards or away from the anti-falling plate (11), and when the anti-falling fixing plate (12) slides towards the anti-falling plate (11), the anti-falling fixing plate (12) is inserted into the notch (1101) and limits the working platform up and down;
and/or the linear driving device is any one of an oil cylinder, an air cylinder or an electric push rod.
3. The lift platform of claim 2, wherein: prevent weighing down the mechanism and still including preventing weighing down drive arrangement, prevent weighing down drive arrangement and be used for the drive prevent weighing down fixed plate (12) orientation or deviate from prevent weighing down that board (11) slide, prevent weighing down drive arrangement including preventing weighing down drive hook (14) and electromagnetic push rod (15), the one end of preventing weighing down drive hook (14) is connected prevent weighing down fixed plate (12), prevent weighing down the middle part of drive hook (14) with prevent weighing down bedplate (13) articulated, the other end of preventing weighing down drive hook (14) is articulated with the output of electromagnetic push rod (15).
4. The lift platform of claim 3, wherein: when the electromagnetic push rod (15) is in a power-off state, the anti-falling fixing plate (12) is inserted into the notch; under the power-on state of the electromagnetic push rod (15), the electromagnetic push rod (15) pushes the anti-falling driving hook (14) to swing on a vertical plane around the hinged end of the anti-falling seat plate (13) and the anti-falling fixed plate (12) and pull the anti-falling fixed plate out of the notch (1101).
5. The lift platform of claim 3, wherein: the anti-falling mechanism has at least 3 and sets up around the work platform interval.
6. The lift platform of claim 2, wherein: the guardrail comprises guardrail uprights (1001) arranged at the edges of the working platform at intervals and a guardrail body (1002) with one end hinged to the guardrail uprights (1001), wherein the other end of the guardrail body (1002) is a movable end and is detachably connected with the guardrail uprights (1001) on the same side.
7. The lift platform of claim 6, wherein: upright rods (1003) are respectively arranged at two ends of the guardrail body (1002), and the guardrail body is connected with guardrail upright columns (1001) through the upright rods (1003); the guardrail body still includes rubber roller (1004), the upper portion in pole setting (1003) at guardrail body both ends is installed respectively at the both ends of rubber roller.
8. The lift platform of claim 2, wherein: the support is provided with upright columns, the number of the upright columns is the same as that of the vertexes of the working platform, the upright columns are respectively positioned at the vertexes of the working platform, sliding grooves are formed in the upright columns in the vertical direction, and the upright columns are used as the guide rails (1); the fixed pulley (2) is arranged in the sliding groove through a pulley frame (16), the pulley frame (16) comprises 2 pulley side plates which are arranged at intervals, and two ends of the fixed pulley (2) are rotatably arranged between the 2 pulley side plates through bearings respectively; the sliding blocks (3) are nylon sliding blocks, the nylon sliding blocks are mounted on the outer side wall of each pulley side plate, and the nylon sliding blocks are in sliding fit with the inner wall of the sliding chute; the anti-falling plate (11) is arranged on the top end face of the side wall of the sliding chute.
9. The elevating platform as claimed in any one of claims 1 to 8, wherein: and a brake screw (17) is arranged at the bottom of the support.
10. The elevating platform as claimed in any one of claims 1 to 8, wherein: the hauling cable (5) is a steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911224923.4A CN110790202A (en) | 2019-12-04 | 2019-12-04 | Lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911224923.4A CN110790202A (en) | 2019-12-04 | 2019-12-04 | Lifting platform |
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| Publication Number | Publication Date |
|---|---|
| CN110790202A true CN110790202A (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911224923.4A Pending CN110790202A (en) | 2019-12-04 | 2019-12-04 | Lifting platform |
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| CN (1) | CN110790202A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112742794A (en) * | 2020-12-18 | 2021-05-04 | 老肯医疗科技股份有限公司 | Ultrasonic cleaning system for cleaning medical instruments |
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| GB1187163A (en) * | 1968-03-22 | 1970-04-08 | Laycock Eng Ltd | Improvements in Load-Lifting Apparatus. |
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| WO2012072025A1 (en) * | 2010-11-29 | 2012-06-07 | Zhang Mingyong | Three-dimensional garage and method of operation thereof |
| CN203359901U (en) * | 2013-07-25 | 2013-12-25 | 中国铁建重工集团有限公司 | Material lifting and conveying device |
| CN104891398A (en) * | 2015-06-04 | 2015-09-09 | 安徽鲲鹏装备模具制造有限公司 | Anti-falling lifting device |
| CN206529243U (en) * | 2017-01-19 | 2017-09-29 | 新乡市豫拓科技有限公司 | A kind of chain-type riser guide platform |
| CN208182530U (en) * | 2018-04-17 | 2018-12-04 | 江华瑶族自治县金虎建设投资有限公司 | A kind of Double-arm hydraulic rail elevating device |
| CN110002361A (en) * | 2019-04-30 | 2019-07-12 | 中建八局第一建设有限公司 | A kind of integrated form material hoisting platform of band overload prior-warning device |
| CN211310729U (en) * | 2019-12-04 | 2020-08-21 | 江苏智维自动化设备有限公司 | Lifting platform |
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| CN112742794A (en) * | 2020-12-18 | 2021-05-04 | 老肯医疗科技股份有限公司 | Ultrasonic cleaning system for cleaning medical instruments |
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