CN110980606A - Guardrail mechanism for lifting platform - Google Patents
Guardrail mechanism for lifting platform Download PDFInfo
- Publication number
- CN110980606A CN110980606A CN201911240982.0A CN201911240982A CN110980606A CN 110980606 A CN110980606 A CN 110980606A CN 201911240982 A CN201911240982 A CN 201911240982A CN 110980606 A CN110980606 A CN 110980606A
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- China
- Prior art keywords
- lifting platform
- platform
- spring
- sliding
- guardrail
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- 230000003028 elevating effect Effects 0.000 claims abstract description 27
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Images
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
- 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 relates to a guardrail mechanism, in particular to a guardrail mechanism for a lifting platform. The invention provides a guardrail mechanism for a lifting platform, which can automatically open a guardrail when the lifting platform is on the ground, can automatically close the guardrail when the lifting platform is lifted, can avoid the guardrail from being opened due to the mistaken touch of a half space, and is convenient to use. A guardrail mechanism for a lifting platform comprises a lifting platform, a sliding stop lever and the like; the elevating platform top is uncovered, and this elevating platform one side is opened has an exit, and this elevating platform exit both sides are cavity, and this elevating platform exit both sides all slidingtype are equipped with three piece at least slip pin. The sliding vertical rod can be driven to be in contact with the ground by the lifting of the lifting platform, the sliding stop rod can be opened after the lifting platform falls to the ground through the matching of the sliding vertical rod and the waist-shaped groove inclined plate, and the sliding stop rod can be closed when the lifting platform is half empty, so that an operator can be prevented from falling.
Description
Technical Field
The invention relates to a guardrail mechanism, in particular to a guardrail mechanism for a lifting platform.
Background
Platform guardrail mainly used high altitude department operation personnel or the safety protection of placing object article for play the guard action on the lift platform, current lift platform sets up the guardrail and mainly installs the guardrail with the plug-in, mounting platform guardrail when using the lift platform operation, and its operation is inflexible, and the guardrail is placed inconveniently after its plug-in installation guardrail uses.
Therefore, in order to solve the above problems, there is a need for a guardrail mechanism for a lifting platform, which can be opened automatically when the lifting platform is on the ground, can be closed automatically when the lifting platform is lifted, does not need manual operation, can lock the guardrail, can prevent the guardrail from being opened due to mistaken touch in a half-empty space, and is convenient to use.
Disclosure of Invention
In order to overcome the defects that the operation is not flexible when the platform guardrail is installed during the operation of the lifting platform at present, and the guardrail is inconvenient to place after the use of the plug-in installation guardrail is finished, the technical problem of the invention is as follows: the guardrail mechanism for the lifting platform is convenient to use and can be automatically opened when the lifting platform is on the ground, and when the lifting platform is lifted, the guardrail can be automatically closed without manual operation, and the guardrail can be locked, so that the guardrail can be prevented from being touched by mistake in a half-empty state and can be opened.
The technical implementation scheme of the invention is as follows: the utility model provides a guardrail mechanism for lift platform, including elevating platform and slip pin, the elevating platform top is uncovered, this elevating platform one side is opened there is exit, this elevating platform is imported and exported both sides and is cavity, this elevating platform is imported and exported both sides and all is slided and is equipped with three piece at least slip pins, this slip pin is used for blocking the operator, still including waist type groove swash plate and actuating mechanism, this slip pin is located to import and export well kenozooecium that end and installs waist type groove swash plate, this elevating platform is equipped with actuating mechanism with ground nearest, this actuating mechanism blocks the operator with ground cooperation drive slip pin.
In a preferred embodiment of the invention, the driving mechanism comprises a sliding vertical rod, a first spring, a rubber plate and a guiding roller, the sliding vertical rod is arranged at the position, closest to the ground, of the lifting platform in a sliding mode, one end of the sliding vertical rod is located in the hollow part of the lifting platform, the guiding roller is rotatably installed at the end, located in the hollow part of the lifting platform, of the sliding vertical rod, the guiding roller is in sliding fit with the waist-shaped groove inclined plate, the rubber plate is installed at the other end of the sliding vertical rod, the first spring is connected between the rubber plate and the lifting platform, and the first spring is wound on the sliding vertical.
In a preferred embodiment of the present invention, the locking device further comprises a movable rod, a second spring, a sliding clamping rod and a third spring, the movable rod is slidably disposed at the bottom of the lifting platform, the second spring is connected between one end of the movable rod and the lifting platform, the sliding clamping rod is slidably disposed at the other end of the movable rod, the third spring is connected between the sliding clamping rod and the movable rod, a clamping groove is formed on the sliding vertical rod, and the clamping groove is matched with the sliding clamping rod.
In a preferred embodiment of the present invention, the lifting platform further comprises a treading mechanism, the treading mechanism comprises a treading plate and a guide wheel, the treading plate is slidably disposed in the lifting platform at the position closest to the entrance and the exit, the guide wheel is mounted at the bottom of the treading plate, the movable rod is provided with a chute, and the guide wheel is in contact fit with the chute.
In a preferred embodiment of the present invention, the lifting platform further comprises a U-shaped catch bar and a fourth spring, wherein a through groove is formed in the topmost sliding catch bar, the U-shaped catch bar is movably arranged in the through groove, the fourth spring is connected between the U-shaped catch bar and the through groove, and a catch hole matched with the U-shaped catch bar is formed at the sliding matching position of the lifting platform and the sliding catch bar.
The beneficial effects are that: the lifting platform can drive the sliding vertical rod to be in contact with the ground through the lifting of the lifting platform, the sliding stop lever can be opened after the lifting platform falls to the ground through the matching of the sliding vertical rod and the waist-shaped groove inclined plate, when the lifting platform is in a half-empty state, the sliding stop lever can be closed, so that an operator can be prevented from falling, the sliding vertical rod is clamped by the sliding stop lever, the lifting platform can be prevented from being mistakenly touched to open the sliding stop lever when in the half-empty state, the sliding baffle plate at the upper part is clamped by the U-shaped clamping lever, the operator can press the U-shaped clamping lever while standing on the pedal, and the sliding stop lever can be separated outwards, so that the safety of the lifting platform is greatly improved.
Drawings
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is an enlarged schematic view of part a of the present invention.
Fig. 4 is an enlarged view of part B of the present invention.
In the figure: the lifting platform comprises a lifting platform 1, a sliding stop lever 2, a waist-shaped groove sloping plate 3, a driving mechanism 4, a sliding vertical rod 41, a first spring 42, a rubber plate 43, a guide roller 44, a locking device 5, a movable rod 51, a second spring 52, a sliding clamping rod 53, a third spring 54, a clamping groove 55, a treading mechanism 6, a treading plate 61, a guide wheel 62, a chute 63, a through groove 7, a clamping rod 8U-shaped, a fourth spring 9 and a clamping hole 10.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Example 1
The utility model provides a guardrail mechanism for lift platform, as shown in fig. 1-2, including elevating platform 1, slip pin 2, waist type groove swash plate 3 and actuating mechanism 4, elevating platform 1 top is uncovered, 1 front side middle part of this elevating platform is opened has an exit, 1 exit both sides of this elevating platform are cavity, 1 exit both sides of this elevating platform are all slided and are equipped with three slip pins 2, this slip pin 2 is used for blocking the operator, 2 outer end ends of this slip pin are installed waist type groove swash plate 3, this waist type groove swash plate 3 is located this well kenozooecium, 1 bottom of this elevating platform is equipped with actuating mechanism 4, this actuating mechanism 4 and ground cooperation drive slip pin 2 block the operator whether.
The driving mechanism 4 comprises a sliding vertical rod 41, a first spring 42, a rubber plate 43 and a guiding roller 44, the sliding vertical rod 41 is symmetrically and slidably arranged on the front side of the bottom of the lifting platform 1, the upper end of the sliding vertical rod 41 is positioned in the hollow space of the lifting platform 1, the guiding roller 44 is rotatably arranged at the top end of the sliding vertical rod 41, the guiding roller 44 is slidably matched with the waist-shaped groove inclined plate 3, the rubber plate 43 is arranged at the lower end of the sliding vertical rod 41, the first spring 42 is connected between the rubber plate 43 and the lifting platform 1, and the first spring 42 is wound on the sliding vertical rod 41.
When the lifting platform 1 descends, firstly, the rubber plate 43 contacts with the ground, the rubber plate 43 can drive the sliding vertical rod 41 to move upwards, the first spring 42 is compressed, the sliding vertical rod 41 can drive the guiding roller 44 to move upwards, the guiding roller 44 can drive the waist-shaped groove inclined plate 3 to move outwards, the waist-shaped groove inclined plate 3 can drive the sliding stop lever 2 to expand outwards, so that the sliding stop levers 2 on both sides can be retracted into the hollow space of the lifting platform 1, an operator can freely enter and exit from the inlet and the outlet of the lifting platform 1, when the operator is positioned in the lifting platform 1, the lifting platform 1 can move upwards, when the lifting platform 1 is gradually separated from the ground, the sliding vertical rod 41 and the rubber plate 43 can be driven to move upwards under the action of the first spring 42, the sliding vertical rod 41 can drive the guiding roller 44 to move upwards, so as to be matched with the waist-shaped groove inclined plate 3, and then this waist type groove swash plate 3 of accessible drives the inside movement of slip pin 2, so alright block the operator, so after elevating platform 1 down to ground, slip pin 2 alright automatic opening, after elevating platform 1 up moved to break away from with ground, slip pin 2 alright automatic inside movement close, so need not the manual work and open or close this slip pin 2, can make things convenient for the operator to pass in and out.
Example 2
On the basis of embodiment 1, as shown in fig. 1 to 3, the lifting platform further includes a locking device 5, the locking device 5 includes a movable rod 51, a second spring 52, a sliding clamping rod 53 and a third spring 54, the movable rod 51 is horizontally arranged at the bottom of the lifting platform 1 in a sliding manner, the second spring 52 is connected between the inner end of the movable rod 51 and the lifting platform 1, the sliding clamping rod 53 is arranged at the outer end of the movable rod 51 in a sliding manner, the third spring 54 is connected between the sliding clamping rod 53 and the movable rod 51, a clamping groove 55 is formed on the sliding vertical rod 41, and the clamping groove 55 is matched with the sliding clamping rod 53.
The lifting platform is characterized by further comprising a treading mechanism 6, wherein the treading mechanism 6 comprises a treading plate 61 and a guide wheel 62, the treading plate 61 is arranged on the front side of the inner bottom of the lifting platform 1 in a sliding mode, the guide wheel 62 is arranged at the bottom of the treading plate 61, a chute 63 is formed in the movable rod 51, and the guide wheel 62 is in contact fit with the chute 63.
When an operator needs to leave the lifting platform 1 through the entrance and exit, the operator can stand on the pedal 61, the pedal 61 can drive the guide wheel 62 to move downwards, the guide wheel 62 can be in contact fit with the chute 63, the guide wheel 62 can drive the movable rod 51 to move inwards through the chute 63, the second spring 52 is compressed, the movable rod 51 can drive the sliding clamping rod 53 to move inwards through the third spring 54, the sliding vertical rod 41 can slide upwards after the sliding clamping rod 53 is separated from the clamping groove 55, the sliding clamping rod 53 can be in contact fit with the side surface of the sliding vertical rod 41 at the moment, so that the sliding blocking rod 2 can be driven to move, the lifting platform 1 can be prevented from being touched by mistake in the middle to open the sliding blocking rod 2, when the operator does not step on the pedal 61, the movable rod 51 can be driven to move outwards under the action of the second spring 52, and the sliding clamping rod 53 can retract inwards at the moment, the third spring 54 is compressed, when the sliding stem 41 moves downward, the locking groove 55 can be driven to move downward, when the locking groove 55 moves to the sliding locking rod 53, the sliding locking rod 53 can be driven to be locked in the locking groove 55 under the action of the third spring 54, and thus, the sliding stem 41 can be locked again.
Example 3
On the basis of the embodiment 2, as shown in fig. 1 and 4, the lifting platform further comprises a U-shaped clamping rod 8 and a fourth spring 9, a through groove 7 is formed in the topmost sliding stop rod 2, the U-shaped clamping rod 8 is movably arranged in the through groove 7, the fourth spring 9 is connected between the U-shaped clamping rod 8 and the through groove 7, and a clamping hole 10 matched with the U-shaped clamping rod 8 is formed in the sliding matching position of the lifting platform 1 and the sliding stop rod 2.
When an operator stands on the pedal 61, both hands of the operator can press the U-shaped clamping rod 8 downwards, the fourth spring 9 is compressed accordingly, and after the U-shaped clamping rod 8 is separated from the clamping hole 10, the sliding stop lever 2 at the upper part can slide in the lifting platform 1, so that the operator must stand on the pedal 61 and press the U-shaped clamping rod 8, and the sliding stop lever 2 can be separated outwards.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (5)
1. The utility model provides a guardrail mechanism for lift platform, is uncovered including elevating platform (1) and slip pin (2), and elevating platform (1) top is uncovered, and this elevating platform (1) one side is opened there is exit, and this elevating platform (1) is imported and exported both sides and is cavity, and this elevating platform (1) is imported and exported both sides and all is slidingtype and is equipped with three piece at least slip pins (2), and this slip pin (2) are used for blocking operator, its characterized in that: still including waist type groove swash plate (3) and actuating mechanism (4), waist type groove swash plate (3) are installed to the well kenozooecium that end is located to import and export in this slip pin (2), and this elevating platform (1) is equipped with actuating mechanism (4) with ground nearest, and whether this actuating mechanism (4) and ground cooperation drive slip pin (2) block the operator.
2. The guardrail mechanism of claim 1 wherein: the driving mechanism (4) comprises a sliding vertical rod (41), a first spring (42), a rubber plate (43) and a guide roller (44), the sliding vertical rod (41) is arranged at the position, closest to the ground, of the lifting platform (1), one end of the sliding vertical rod (41) is located in the hollow part of the lifting platform (1), the guide roller (44) is rotatably installed at the end, located in the hollow part of the lifting platform (1), of the sliding vertical rod (41), the guide roller (44) is in sliding fit with the waist-shaped groove inclined plate (3), the rubber plate (43) is installed at the other end of the sliding vertical rod (41), the first spring (42) is connected between the rubber plate (43) and the lifting platform (1), and the first spring (42) is wound on the sliding vertical rod (41).
3. The guardrail mechanism for a lifting platform of claim 2 wherein: still including locking device (5), locking device (5) are including movable rod (51), second spring (52), slip kelly (53) and third spring (54), this elevating platform (1) bottom slidingtype is equipped with movable rod (51), be connected with second spring (52) between this movable rod (51) one end and elevating platform (1), this movable rod (51) other end slidingtype is equipped with slip kelly (53), be connected with third spring (54) between this slip kelly (53) and this movable rod (51), it has draw-in groove (55) to open on this slip montant (41), this draw-in groove (55) and this slip kelly (53) cooperation.
4. A guardrail mechanism for a lifting platform as claimed in claim 3, wherein: the lifting platform is characterized by further comprising a stepping mechanism (6), the stepping mechanism (6) comprises a stepping plate (61) and a guide wheel (62), the stepping plate (61) is arranged in the lifting platform (1) in a sliding mode at the position closest to the inlet and the outlet, the guide wheel (62) is installed at the bottom of the stepping plate (61), an inclined groove (63) is formed in the movable rod (51), and the guide wheel (62) is in contact fit with the inclined groove (63).
5. The guardrail mechanism for a lifting platform of claim 4 wherein: still including U type kelly (8) and fourth spring (9), it has logical groove (7) to open in this topmost slip pin (2), and this logical groove (7) internalization is equipped with U type kelly (8), is connected with fourth spring (9) between this U type kelly (8) and logical groove (7), and this elevating platform (1) and slip pin (2) sliding fit department open have with U type kelly (8) complex card hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911240982.0A CN110980606B (en) | 2019-12-06 | 2019-12-06 | Guardrail mechanism for lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911240982.0A CN110980606B (en) | 2019-12-06 | 2019-12-06 | Guardrail mechanism for lifting platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110980606A true CN110980606A (en) | 2020-04-10 |
| CN110980606B CN110980606B (en) | 2021-08-20 |
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ID=70090747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911240982.0A Active CN110980606B (en) | 2019-12-06 | 2019-12-06 | Guardrail mechanism for lifting platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110980606B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2253580A1 (en) * | 2009-05-19 | 2010-11-24 | California Manufacturing Engineering Company LLC | Aerial work platform and pinless guardrail |
| CN208500297U (en) * | 2018-07-18 | 2019-02-15 | 杭州赛奇机械股份有限公司 | The guardrail of lifting working platform |
| CN109534243A (en) * | 2019-01-21 | 2019-03-29 | 金锋馥（滁州）输送机械有限公司 | A kind of hydraulic elevator with tool tray |
| CN209024166U (en) * | 2018-10-26 | 2019-06-25 | 杭州赛奇机械股份有限公司 | Guardrail with autostairs |
| CN209583558U (en) * | 2019-01-07 | 2019-11-05 | 宏伟建设工程股份有限公司 | A kind of building automation intelligent elevator |
-
2019
- 2019-12-06 CN CN201911240982.0A patent/CN110980606B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2253580A1 (en) * | 2009-05-19 | 2010-11-24 | California Manufacturing Engineering Company LLC | Aerial work platform and pinless guardrail |
| CN208500297U (en) * | 2018-07-18 | 2019-02-15 | 杭州赛奇机械股份有限公司 | The guardrail of lifting working platform |
| CN209024166U (en) * | 2018-10-26 | 2019-06-25 | 杭州赛奇机械股份有限公司 | Guardrail with autostairs |
| CN209583558U (en) * | 2019-01-07 | 2019-11-05 | 宏伟建设工程股份有限公司 | A kind of building automation intelligent elevator |
| CN109534243A (en) * | 2019-01-21 | 2019-03-29 | 金锋馥（滁州）输送机械有限公司 | A kind of hydraulic elevator with tool tray |
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| Publication number | Publication date |
|---|---|
| CN110980606B (en) | 2021-08-20 |
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Effective date of registration: 20210803 Address after: 272600 quanpu Industrial Park, Liangshan County, Jining City, Shandong Province Applicant after: Liangshan Lutong Special Vehicle Manufacturing Co.,Ltd. Address before: Room 712, area a, Kaiying international science and Technology Park, 44 Qixinggang Road, JUNHE street, Baiyun District, Guangzhou City, Guangdong Province, 510080 Applicant before: Li Chaoyi |
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