CN204938899U - A kind of telescopic arm structure of high-altitude operation platform - Google Patents
A kind of telescopic arm structure of high-altitude operation platform Download PDFInfo
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- CN204938899U CN204938899U CN201520627773.2U CN201520627773U CN204938899U CN 204938899 U CN204938899 U CN 204938899U CN 201520627773 U CN201520627773 U CN 201520627773U CN 204938899 U CN204938899 U CN 204938899U
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Abstract
The utility model relates to a kind of telescopic arm structure of high-altitude operation platform, comprise air pressure telescopic link and telescopic boom, one end of described expansion link is fixed in the 3rd connecting arm, the other end and telescopic boom fix, the lateral wall upper end of described telescopic boom is parallel is fixed with the first reinforcing channel-section steel, the lower end of described 3rd connecting arm lateral wall is fixed with the second reinforcing channel-section steel, described first reinforcing channel-section steel and second is reinforced channel-section steel and is connected by conveyer chain near one end of the 3rd attaching parts, the front portion of described telescopic boom is also fixed with push-and-pull cylinder, and the upper front end of telescopic boom extends to form forward hinged dog.The utility model have employed and is arranged in connecting arm by expansion link, does not namely increase equipment volume, realize again the increase of height, and a part for telescopic boom stretches in connecting wall, improves stability.
Description
Technical field
The utility model relates to a kind of telescopic arm structure of high-altitude operation platform.
Background technology
High-altitude operation platform (Aerialworkplatform) is the product of serving the mobility aloft work such as every profession and trade aloft work, equipment installation, maintenance.High-altitude operation platform Related product mainly contains: the large class of scissor aerial work platform, in-vehicle high-altitude operation platform, crank type aerial working platform, self-propelled aloft working platform, aluminum alloy high-altitude operation platform, double-cylinder type high-altitude operation platform six.
Because the lifting of crank type aerial working platform is completely by cylinder or oil cylinder pushing connecting arm, the rise height of job platform is subject to the restriction of connecting arm, the volume of highly higher connecting arm is larger, also higher to the requirement of cylinder or oil cylinder, the High Altitude Stability of job platform is also poorer, therefore how while the hoisting depth improving existing crank type aerial working platform, not increase equipment cost and volume again, can ensure that again the High Altitude Stability of job platform has become those skilled in the art's urgent problem.
Summary of the invention
In order to solve above-mentioned technical matters, the purpose of this utility model is to provide a kind of telescopic arm structure of high-altitude operation platform, and this structure adds the adjustable height of job platform on the basis ensureing stability.
In order to realize above-mentioned object, the utility model have employed following technical scheme:
A kind of telescopic arm structure of high-altitude operation platform, comprise air pressure telescopic link and telescopic boom, one end of described expansion link is fixed in the 3rd connecting arm, the other end and telescopic boom fix, the lateral wall upper end of described telescopic boom is parallel is fixed with the first reinforcing channel-section steel, the lower end of described 3rd connecting arm lateral wall is fixed with the second reinforcing channel-section steel, described first reinforcing channel-section steel and second is reinforced channel-section steel and is connected by conveyer chain near one end of the 3rd attaching parts, the front portion of described telescopic boom is also fixed with push-and-pull cylinder, and the upper front end of telescopic boom extends to form forward hinged dog.
Preferably: described first reinforcing channel-section steel and second is reinforced channel-section steel and is parallel to each other, and the first length of reinforcing channel-section steel is greater than the length of the second reinforcing channel-section steel.
The utility model have employed and is arranged in connecting arm by expansion link, does not namely increase equipment volume, realize again the increase of height, and a part for telescopic boom stretches in connecting wall, improves stability.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the Facad structure schematic diagram of the utility model embodiment.
Fig. 3, Fig. 4 are the structural representations of the jacking system of the utility model embodiment.
Fig. 5 is the structural representation of the folding arm assembly of the utility model embodiment.
Fig. 6, Fig. 7 are the structural representations of the telescopic boom assembly of the utility model embodiment.
Fig. 8 is the workplatform leveling structural representation of the utility model embodiment.
Fig. 9 is the structural representation of the double leval jib leveling arm assembly of the utility model embodiment.
Figure 10 is the structural representation of the workplatform of the utility model embodiment.
Figure 11 is the structural representation of the oscillation adjustment part of the utility model embodiment.
Figure 12, Figure 13 are the structural representations that the platform of the utility model embodiment rotates.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is made a detailed explanation.
A kind of crank type aerial working platform as Figure 1-Figure 13, comprise and travel chassis 1, actuating device 2 and jacking system 3, described traveling chassis 1 comprises the fixed cross beam 11 being provided with four wheels, described fixed cross beam 11 upper surface is rotatably connected to toothed disc 24, the bottom of the upper surface of described toothed disc 24 and the fixed flat planar 21 of actuating device 2 fixes, described fixed cross beam 11 upper surface is also fixed with drive screw 22 by permanent seat 23, and described drive screw 22 is meshed with toothed disc 24, described jacking system 3 comprises rising arm assembly and workplatform 34, described rising arm assembly comprises folding arm assembly 31, telescopic boom assembly 32 and double leval jib leveling arm assembly 33, described folding arm assembly 31 comprises the first attaching parts 311, second attaching parts 312, 3rd attaching parts 313, first connecting arm 314, second connecting arm 315, 3rd connecting arm 316, first trammel beam 3110, second trammel beam 3111 and lift cylinder 317, described first attaching parts 311 is fixed on fixed flat planar 21 central authorities, and the first attaching parts 311 one-tenth channel-shaped, described second attaching parts 312 one-tenth long groove shapes, described 3rd attaching parts 313 also becomes channel-shaped, and centre is provided with shim, described first connecting arm 314 and the second connecting arm 315 all inner hollow and two ends are all fixed with hinged ear 319, the outer end of described hinged ear 319 is inclined upwardly contraction, the hinged ear 319 at the two ends of described first connecting arm 314 is hinged on the upper end of the first attaching parts 311 and the bottom of the second attaching parts 312 respectively, one end of described second connecting arm 315 is hinged on the upper end of the second attaching parts 312, the other end is hinged on the upper end of the 3rd attaching parts 312, and between shim and front side plate, one end of described 3rd connecting arm 316 is hinged on the upper end of the 3rd attaching parts 312, and between shim and rear quarter panel, described first trammel beam 3110 runs through two ends after the first connecting arm 314 and to be hinged on the first attaching parts 311 and the second attaching parts 312 below corresponding hinged ear 319 respectively, and four hinge-point lines of the first connecting arm 314 and the first trammel beam 3110 form parallelogram, described second trammel beam 3111 runs through two ends after the second connecting arm 315 and to be hinged on the second attaching parts 312 and the 3rd attaching parts 313 below corresponding hinged ear 319 respectively, and four hinge-point lines of the second connecting arm 315 and the second trammel beam 3111 form parallelogram, the bottom of described first attaching parts 311 and the middle part of the second attaching parts 312 are hinged with one end of lift cylinder 317 respectively, bottom on described 3rd attaching parts 313 between shim and rear quarter panel is also hinged with one end of lift cylinder 317, described first connecting arm 314, the middle part of the second connecting arm 315 and the 3rd connecting arm is all fixed with the first hinged block 318, the other end of three lift cylinders 317 is hinged on the first corresponding hinged block 318 respectively, described telescopic boom assembly 32 comprises air pressure telescopic link 321 and telescopic boom 322, one end of described expansion link 321 is fixed in the 3rd connecting arm 316, the other end and telescopic boom 322 fix, the lateral wall upper end of described telescopic boom 322 is parallel is fixed with the first reinforcing channel-section steel 323, the lower end of described 3rd connecting arm lateral wall is fixed with the second reinforcing channel-section steel 325, described first reinforcing channel-section steel 323 and second is reinforced channel-section steel 325 and is connected by conveyer chain 324 near one end of the 3rd attaching parts 313, the front portion of described telescopic boom 322 is also fixed with push-and-pull cylinder 326, and the upper front end of telescopic boom 322 extends to form forward hinged dog 327, described double leval jib leveling arm assembly 33 comprises connecting rod 331, lower link 332, leveling cylinders 333 and the second hinged block 334, one end of described upper connecting rod 331 and lower link 332 is hinged on the top and bottom of the second hinged block 334 side respectively, the other end is hinged on the top and bottom of workplatform 34 respectively, one end and the upper connecting rod 331 of described leveling cylinders 333 are hinged, the other end and the second hinged block 334 are hinged, and position is identical with the position of lower link 332 on the second hinged block 334, the top and bottom of the opposite side of described second hinged block 334 are hinged with the rod end of hinged dog 327 and push-and-pull cylinder 326 respectively, described workplatform 34 comprises oscillation adjustment part 341 and operator's station 342, described oscillation adjustment part 341 comprises regulating part main body 3413, horizontally rotate oil cylinder ectosome 3414 and horizontally rotate oil cylinder inner core 3415, one end of described regulating part main body 3413 is provided with the upper articulated column 3411 and lower articulated column 3412 that are hinged with upper connecting rod 331 and lower link 332 respectively, the other end of described regulating part main body 3413 is provided with the groove of cross section camber, bearing of trend and the horizontal surface of groove are perpendicular, the described oil cylinder ectosome 3414 that horizontally rotates is fixed in groove, and horizontally rotate oil cylinder inner core 3415 and rotate and be arranged on and horizontally rotate in oil cylinder ectosome 3414, the bottom of described operator's station 342 is fixed with oscillation adjustment frame, oscillation adjustment frame and oscillation adjustment part 341 are fixedly connected, described workplatform 34 is also provided with horizon sensor.
The side plate triangularity of described second attaching parts 312, and the notch bearing of trend of the second attaching parts 312 and horizontal surface perpendicular.The front end of described actuating device 2 is made up of left body and right body two parts, leaves the space of accommodation first connecting arm between left body and right body.Described first reinforcing channel-section steel 323 and the second reinforcing channel-section steel 325 are parallel to each other, and the first length of reinforcing channel-section steel 323 is greater than the length of the second reinforcing channel-section steel 325.The hinge-point at described upper connecting rod 331 two ends and the hinge-point line at lower link 332 two ends form parallelogram.Described oscillation adjustment puts up triangle frame-type structure, and one of them bight stretches out, formation is upper connects raised line 3421 and lower connection raised line 3422), described upper connection raised line 3421 and lower connection raised line 3422) fix with the two ends up and down horizontally rotating oil cylinder inner core 3415 respectively.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification sheets and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (2)
1. the telescopic arm structure of a high-altitude operation platform, it is characterized in that: comprise air pressure telescopic link (321) and telescopic boom (322), one end of described expansion link (321) is fixed in the 3rd connecting arm (316), the other end and telescopic boom (322) fix, the lateral wall upper end of described telescopic boom (322) is parallel is fixed with the first reinforcing channel-section steel (323), the lower end of described 3rd connecting arm lateral wall is fixed with the second reinforcing channel-section steel (325), described first one end reinforcing channel-section steel (323) and close 3rd attaching parts (313) of the second reinforcing channel-section steel (325) is connected by conveyer chain (324), the front portion of described telescopic boom (322) is also fixed with push-and-pull cylinder (326), and the upper front end of telescopic boom (322) extends to form forward hinged dog (327).
2. the telescopic arm structure of a kind of high-altitude operation platform according to claim 1, it is characterized in that: described first reinforcing channel-section steel (323) and second is reinforced channel-section steel (325) and is parallel to each other, and the first length of reinforcing channel-section steel (323) is greater than the length of the second reinforcing channel-section steel (325).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520627773.2U CN204938899U (en) | 2015-08-19 | 2015-08-19 | A kind of telescopic arm structure of high-altitude operation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520627773.2U CN204938899U (en) | 2015-08-19 | 2015-08-19 | A kind of telescopic arm structure of high-altitude operation platform |
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| Publication Number | Publication Date |
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| CN204938899U true CN204938899U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520627773.2U Active CN204938899U (en) | 2015-08-19 | 2015-08-19 | A kind of telescopic arm structure of high-altitude operation platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247835A (en) * | 2021-05-25 | 2021-08-13 | 中国铁建电气化局集团有限公司 | Automatic folding flexible operation platform |
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2015
- 2015-08-19 CN CN201520627773.2U patent/CN204938899U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113247835A (en) * | 2021-05-25 | 2021-08-13 | 中国铁建电气化局集团有限公司 | Automatic folding flexible operation platform |
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| GR01 | Patent grant |