CN110359689B - Lifting equipment with height of guard rail in direct proportion to height of lifting platform - Google Patents
Lifting equipment with height of guard rail in direct proportion to height of lifting platform Download PDFInfo
- Publication number
- CN110359689B CN110359689B CN201910668166.3A CN201910668166A CN110359689B CN 110359689 B CN110359689 B CN 110359689B CN 201910668166 A CN201910668166 A CN 201910668166A CN 110359689 B CN110359689 B CN 110359689B
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- rotating wheel
- height
- platform
- fixedly connected
- lifting
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
- E04G5/142—Railings extensible or telescopic
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The invention relates to the technical field of house building construction auxiliary tools, and discloses lifting equipment with the height of a protective guard in direct proportion to the height of a lifting platform, which comprises a bottom platform, wherein the front surface of the bottom platform is fixedly connected with a first positioning block; drive first runner through the handle and arouse the cable wire to rotate, the cable wire drives the second runner, third runner and fourth runner rotate, arouse connecting block rebound, the connecting block drives U type roof upward movement, lug on the U type roof drives ejector pin upward movement, the ejector pin drives railing upward movement, the rising of U type roof is aroused in the rotation by the handle, and drive the rising of railing simultaneously, the height of railing has been increased, thereby the effect that reduces the potential safety hazard has been reached, drive extension ladder upward movement through U type roof, arouse that the activity strip of extension ladder is tensile, thereby increase the height of extension ladder, and the height of extension ladder is highly consistent with the height of U type roof, reach the effect of being convenient for to step on U type roof.
Description
Technical Field
The invention relates to the technical field of house building construction auxiliary tools, in particular to a lifting device with the height of a protective guard in direct proportion to the height of a lifting platform.
Background
The house building is an internal space formed by structures such as a top, walls and the like, can meet living places required by people for living, study, entertainment and the like, in ancient times, most of house buildings are dug holes, and along with the development of the building industry, the buildings are used for ever-long high-rise buildings, when building construction is carried out, the operation on the top of the house is not required, although the existing lifting device can realize high-altitude operation, however, as the height increases, the safety is gradually reduced, and when the lifting platform is at a low position, the height of the guard rail may be just suitable, however, with the increase of the height, the constructors are easily influenced by external factors, such as wind thrust, so that the gravity center of the constructors is unstable to generate body shaking, meanwhile, the protective guard is lower and cannot play a protective role, thereby make constructor fall out the elevating platform, there is very big threat to constructor's personal safety.
Aiming at the defects of the prior art, the invention provides a lifting device with the height of a protective guard in direct proportion to the height of a lifting platform, which has the advantages that the protective guard synchronously changes along with the height change of the lifting platform, and solves the problem of insufficient safety.
Disclosure of Invention
Technical scheme (I)
In order to realize the purpose that the guard railing synchronously changes along with the height change of the lifting platform, the invention provides the following technical scheme: a lifting device with the height of a protective guard in direct proportion to the height of a lifting platform comprises a base platform, wherein a first positioning block is fixedly connected to the front side of the base platform, a first rotating wheel is movably connected to the outer side of the first positioning block, a handle is fixedly connected to the surface of the first rotating wheel, a steel cable is movably connected to the outer side of the first rotating wheel, a second rotating wheel is movably connected to the front side of the base platform, a second positioning block is fixedly connected to the inner cavity of the second rotating wheel, a third rotating wheel is movably connected to the front side of the base platform, a third positioning block is fixedly connected to the inner cavity of the third rotating wheel, a fourth rotating wheel is movably connected to the front side of the base platform, a fourth positioning block is fixedly connected to the inner cavity of the fourth;
the top swing joint of sill table has U type roof, the equal fixedly connected with lug in both sides of U type roof, and the top swing joint of lug has the ejector pin, and the outside swing joint of ejector pin has the dog, and the top swing joint of ejector pin has the railing, and the left side swing joint at U type roof top has the extension ladder, and the bottom swing joint of extension ladder has the support platform, the middle part fixedly connected with connecting rod of extension ladder.
Preferably, the first rotating wheel is located in the middle of the lower portion of the front face of the base platform, the third rotating wheel is located above the first rotating wheel, the second rotating wheel and the fourth rotating wheel are located at the same height positions on two sides of the upper portion of the front face of the base platform respectively, and the first rotating wheel and the third rotating wheel are symmetrically distributed with the center line of the base platform as a reference.
Preferably, the side surfaces of the first rotating wheel, the second rotating wheel, the third rotating wheel and the fourth rotating wheel are provided with grooves, the size of each groove is matched with that of the steel cable, and the steel cable is movably clamped in the grooves of the first rotating wheel, the second rotating wheel, the third rotating wheel and the fourth rotating wheel.
Preferably, one side of the connecting block is fixedly connected with the position, close to the left bracket, of the inner cavity of the U-shaped top plate.
Preferably, the ejector pin has two and the specification is unanimous, and the bottom of ejector pin presents the triangle-shaped, and the dog has two and the specification is unanimous, and its inside hole of having seted up, the size of hole and the size looks adaptation of ejector pin body of rod.
Preferably, the top of the U-shaped top plate is provided with a notch, the size of the handrail is matched with the notch, and the handrail is movably clamped in the notch.
Preferably, the extension ladder both sides comprise two movable strips, and two movable strips's specification is unanimous, and two movable strips use the central line of extension ladder to present symmetric distribution as the reference, and two movable strips are connected through the connecting rod in middle part.
(II) advantageous effects
Compared with the prior art, the invention provides a lifting device with the height of a protective guard in direct proportion to the height of a lifting platform, which has the following beneficial effects:
1. this rail guard height and elevating platform height proportional lifting means, it rotates to drive first runner through the handle, first runner drives the cable wire and rotates, the cable wire drives the second runner, third runner and fourth runner rotate, arouse the connecting block rebound, the connecting block drives U type roof upward movement, lug on the U type roof drives ejector pin upward movement, the ejector pin drives railing upward movement, the rising of U type roof is aroused by the rotation of handle, and the rise of drive railing simultaneously, the height of railing has been increased, thereby the effect that reduces the potential safety hazard has been reached.
2. This rail guard height and elevating platform highly directly proportional jacking equipment drives the extension ladder upward movement through U type roof, arouses that the activity strip of extension ladder is tensile to increase the height of extension ladder, and the height of extension ladder and the highly uniform of U type roof reach the effect of being convenient for to step on U type roof.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side sectional view of the telescopic ladder of the present invention;
fig. 3 is a schematic diagram of the movement state of the structure of the present invention.
In the figure: 1-a bottom platform, 2-a first positioning block, 3-a first rotating wheel, 4-a handle, 5-a steel cable, 6-a second rotating wheel, 7-a second positioning block, 8-a third rotating wheel, 9-a third positioning block, 10-a fourth rotating wheel, 11-a fourth positioning block, 12-a connecting block, 13-a U-shaped top plate, 14-a bump, 15-a top rod, 16-a stop block, 17-a railing, 18-a telescopic ladder, 19-a support platform and 20-a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a lifting device with a guard rail height proportional to a lifting platform height comprises a base platform 1, a first positioning block 2 is fixedly connected to the front of the base platform 1, a first rotating wheel 3 is movably connected to the outer side of the first positioning block 2, a handle 4 is fixedly connected to the surface of the first rotating wheel 3, a steel cable 5 is movably connected to the outer side of the first rotating wheel 3, channels are respectively arranged on the side surfaces of the first rotating wheel 3, the second rotating wheel 6, the third rotating wheel 8 and the fourth rotating wheel 10, the size of the channel is matched with that of the steel cable 5, the steel cable 5 is movably clamped in the channels of the first rotating wheel 3, the second rotating wheel 6, the third rotating wheel 8 and the fourth rotating wheel 10, the steel cable 5 can drive the second rotating wheel 6, the third rotating wheel 8 and the fourth rotating wheel 10 to rotate when the channel of the first rotating wheel 3 moves, the second rotating wheel 6 is movably connected to the front of the base platform 1, a second positioning block 7 is fixedly connected to, the front of the base platform 1 is movably connected with a third rotating wheel 8, an inner cavity of the third rotating wheel 8 is fixedly connected with a third positioning block 9, the front of the base platform 1 is movably connected with a fourth rotating wheel 10, the first rotating wheel 3 is positioned in the middle of the lower portion of the front of the base platform 1, the third rotating wheel 8 is positioned over the first rotating wheel 3, the second rotating wheel 6 and the fourth rotating wheel 10 are respectively positioned at the same height positions on two sides of the upper portion of the front of the base platform 1, and are symmetrically distributed by taking the central line of the base platform 1 as a reference, the inner cavity of the fourth rotating wheel 10 is fixedly connected with a fourth positioning block 11, one side of the steel cable 5, which is far away from the first rotating wheel 3, is movably connected with a connecting block 12, one side of the connecting block 12 is fixedly connected with the position of the inner cavity of.
The top of the base platform 1 is movably connected with a U-shaped top plate 13, two sides of the U-shaped top plate 13 are fixedly connected with a convex block 14, a top rod 15 is movably connected above the convex block 14, the outer side of the top rod 15 is movably connected with a stop block 16, the two top rods 15 are in consistent specifications, the bottom of the top rod 15 is in a triangular shape, the two stop blocks 16 are in consistent specifications, holes are formed in the inner parts of the stop blocks, the size of each hole is matched with the size of the rod body of the top rod 15, when the top rod 15 moves upwards, the position of the top rod 15 is limited, a railing 17 is movably connected above the top rod 15, a notch is formed in the top of the U-shaped top plate 13, the size of the railing 17 is matched with the notch, the railing 17 can be movably clamped in the notch, the railing 17 can move up and down and smoothly in the notch of the U-shaped, the specifications of the two movable strips are consistent, the two movable strips are symmetrically distributed by taking the central line of the extension ladder 18 as a reference, the two movable strips are connected through a connecting rod 20 at the middle part, the bottom of the extension ladder 18 is movably connected with a supporting platform 19, and the middle part of the extension ladder 18 is fixedly connected with the connecting rod 20.
The working principle is as follows: manually and clockwise shaking the handle 4 to cause the first rotating wheel 3 to rotate clockwise and pull the steel cable 5 to clockwise wind the first rotating wheel 3 to drive the second rotating wheel 6 and the fourth rotating wheel 10 to rotate clockwise, the third rotating wheel 8 rotates anticlockwise, the steel cable 5 connected with the connecting block 12 contracts upwards, the connecting block 12 is fixedly connected with the U-shaped top plate 13 to drive the U-shaped top plate 13 to move upwards, the convex block 14 on the U-shaped top plate 13 pushes the ejector rod 15 to move upwards, the ejector rod 15 pushes the railing 17 to move upwards, so that the height of the railing 17 is increased, when the ejector rod 15 is contacted with the stop block 16, the U-shaped top plate 13 reaches the highest point, along with the increase of the U-shaped top plate 13, the extension ladder 18 is also pulled upwards at the same time, the movable strip of the extension ladder 18 is stretched, and the; hand anticlockwise wave handle 4, arouse 3 anticlockwise rotations of first runner and 5 anticlockwise extensions of cable wire, drive second runner 6 and fourth runner 10 anticlockwise rotations, third runner 8 clockwise rotation, connecting cable wire 5 of connecting block 12 is tensile downwards, because connecting block 12 and U type roof 13 fixed connection, drive U type roof 13 downstream, drive ejector pin 15 and railing 17 downstream, thereby U type roof 13 resumes original height, extension ladder 18 also receives decurrent pressure simultaneously, the activity strip of extension ladder 18 is compressed, the high reduction of extension ladder 18.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a rail guard height and elevating platform height directly proportional lifting means, includes base frame (1), its characterized in that: the front side of the base platform (1) is fixedly connected with a first positioning block (2), the outer side of the first positioning block (2) is movably connected with a first rotating wheel (3), the surface of the first rotating wheel (3) is fixedly connected with a handle (4), the outer side of the first rotating wheel (3) is movably connected with a steel cable (5), the front side of the base platform (1) is movably connected with a second rotating wheel (6), the inner cavity of the second rotating wheel (6) is fixedly connected with a second positioning block (7), the front side of the base platform (1) is movably connected with a third rotating wheel (8), the inner cavity of the third rotating wheel (8) is fixedly connected with a third positioning block (9), the front side of the base platform (1) is movably connected with a fourth rotating wheel (10), the inner cavity of the fourth rotating wheel (10) is fixedly connected with a fourth positioning block (11), and one side, far away from the first rotating wheel (3;
the top swing joint of sill (1) has U type roof (13), the equal fixedly connected with lug (14) in both sides of U type roof (13), the top swing joint of lug (14) has ejector pin (15), the outside swing joint of ejector pin (15) has dog (16), the top swing joint of ejector pin (15) has railing (17), the left side swing joint at U type roof (13) top has extension ladder (18), the bottom swing joint of extension ladder (18) has prop stand (19), the middle part fixedly connected with connecting rod (20) of extension ladder (18).
2. A lifting device with a height of a protective fence proportional to the height of a lifting platform as claimed in claim 1, wherein: the first rotating wheel (3) is located in the middle of the lower portion of the front face of the base platform (1), the third rotating wheel (8) is located above the first rotating wheel (3), the second rotating wheel (6) and the fourth rotating wheel (10) are located at the same height positions on two sides of the upper portion of the front face of the base platform (1) respectively, and the first rotating wheel and the fourth rotating wheel are symmetrically distributed with the center line of the base platform (1) as a reference.
3. A lifting device with a height of a protective fence proportional to the height of a lifting platform as claimed in claim 1, wherein: the side surfaces of the first rotating wheel (3), the second rotating wheel (6), the third rotating wheel (8) and the fourth rotating wheel (10) are provided with grooves, the size of each groove is matched with the steel cable (5), and the steel cable (5) is movably clamped in the grooves of the first rotating wheel (3), the second rotating wheel (6), the third rotating wheel (8) and the fourth rotating wheel (10).
4. A lifting device with a height of a protective fence proportional to the height of a lifting platform as claimed in claim 1, wherein: one side of the connecting block (12) is fixedly connected with the position of the inner cavity of the U-shaped top plate (13) close to the left bracket.
5. A lifting device with a height of a protective fence proportional to the height of a lifting platform as claimed in claim 1, wherein: the ejector rod (15) has two and the specification is unanimous, and the bottom of ejector rod (15) presents the triangle-shaped, and dog (16) have two and the specification is unanimous, and its inside hole of having seted up, the size of hole and the size looks adaptation of ejector rod (15) body of rod.
6. A lifting device with a height of a protective fence proportional to the height of a lifting platform as claimed in claim 1, wherein: the top of the U-shaped top plate 13 is provided with a notch, and the size of the railing (17) is matched with the notch and movably clamped in the notch.
7. A lifting device with a height of a protective fence proportional to the height of a lifting platform as claimed in claim 1, wherein: the telescopic ladder is characterized in that two sides of the telescopic ladder (18) are composed of two movable strips, the specifications of the two movable strips are consistent, the two movable strips are symmetrically distributed by taking the central line of the telescopic ladder (18) as a reference, and the two movable strips are connected through a connecting rod (20) in the middle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668166.3A CN110359689B (en) | 2019-07-23 | 2019-07-23 | Lifting equipment with height of guard rail in direct proportion to height of lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910668166.3A CN110359689B (en) | 2019-07-23 | 2019-07-23 | Lifting equipment with height of guard rail in direct proportion to height of lifting platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110359689A CN110359689A (en) | 2019-10-22 |
| CN110359689B true CN110359689B (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910668166.3A Active CN110359689B (en) | 2019-07-23 | 2019-07-23 | Lifting equipment with height of guard rail in direct proportion to height of lifting platform |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111844333A (en) * | 2020-07-30 | 2020-10-30 | 广州思威耀家具有限公司 | Office table and chair cutting device based on line driving |
| CN113463894B (en) * | 2021-07-09 | 2022-12-13 | 江西华翔建筑有限责任公司 | Scaffold frame with adjustable construction is used |
| CN114876172B (en) * | 2022-04-08 | 2023-09-29 | 无锡镓宏建设有限公司 | Building outside climbing type building construction operation platform |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201519978D0 (en) * | 2015-11-12 | 2015-12-30 | Ability Internat Ltd | Apparatus for enabling a person to work at an elevated position in confined surroundings |
| CN206646788U (en) * | 2017-03-09 | 2017-11-17 | 刘海芳 | A kind of novel building ergonomic support device |
| CN206753000U (en) * | 2017-03-31 | 2017-12-15 | 四川建筑职业技术学院 | A kind of construction safety platform of band lifting cat ladder |
| CN109610807B (en) * | 2017-09-28 | 2021-05-25 | 俞男镐 | Folding guardrail and contain its overhead working platform |
| CN207581299U (en) * | 2017-11-14 | 2018-07-06 | 高聪聪 | It is a kind of to lift stable lifting platform for building |
| CN207609368U (en) * | 2017-12-19 | 2018-07-13 | 榆林学院 | A kind of Multifunction safety engineering ladder |
| CN207847032U (en) * | 2017-12-30 | 2018-09-11 | 漳州龙文维克信息技术有限公司 | A kind of civil engineering support device |
| CN208844886U (en) * | 2018-08-09 | 2019-05-10 | 武汉市晖腾世纪钢结构有限公司 | A kind of automatic lifting type scaffold |
| CN109057296B (en) * | 2018-08-14 | 2020-08-25 | 安徽凯迪建业有限公司 | Lifting platform capable of storing building garbage for building construction |
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| CN110359689A (en) | 2019-10-22 |
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Effective date of registration: 20230322 Address after: Room 303, Building C, Linyi Application Science City, West Shou, Nanjing Road, Liuqing Street, Lanshan District, Linyi City, Shandong Province, 276000 Patentee after: Shandong Guoyu Intelligent Engineering Co.,Ltd. Address before: Room 503, 677 Enbo Avenue, Fuchun street, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou Kehong Network Technology Co.,Ltd. |