CN202016834U - Bidirectional fork lifting device of aerial work platform - Google Patents
Bidirectional fork lifting device of aerial work platform Download PDFInfo
- Publication number
- CN202016834U CN202016834U CN 201120086028 CN201120086028U CN202016834U CN 202016834 U CN202016834 U CN 202016834U CN 201120086028 CN201120086028 CN 201120086028 CN 201120086028 U CN201120086028 U CN 201120086028U CN 202016834 U CN202016834 U CN 202016834U
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- fork
- cut
- fork member
- hinged
- altitude operation
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Abstract
The utility model relates to an aerial work platform, in particular to a bidirectional fork lifting device of the aerial work platform. The bidirectional fork lifting device of the aerial work platform comprises fork components, wherein each fork component consists of an outer fork component and an inner fork component, and a connection rod is connected between the two groups of fork components; the lower ends of the bottom outer fork component and the bottom inner fork component of the fork device are respectively hinged with a lower slide block, a lower slide rail is arranged on a device body, the lower slide blocks are arranged on the lower slide rail, the middle part of the bottom inner fork component is hinged with a first hinge rod, and the lower end of the first hinge rod is hinged with the device body; and the upper ends of the top outer fork component and the top inner fork component of the fork device are respectively hinged with an upper slide block, an upper slide rail is arranged at the bottom of the work platform, the upper slide blocks are arranged on the upper slide rail, the middle part of the top inner fork component is hinged with a second hinge rod, and the upper end of the second hinge rod is hinged with the bottom of the work platform. The utility model has the characteristics of simple structure and good integral stability.
Description
Technical field
The utility model relates to high-altitude operation platform, relates in particular to a kind of two-way scissors fork elevating device of high-altitude operation platform.
Background technology
Existing high-altitude operation platform comprises fuselage, running gear, jacking system and job platform, and job platform is arranged on the jacking system top; Jacking system is arranged on the fuselage, can be scissor-type jacking system, column type jacking system or sleeve-type jacking system.Scissor-type jacking system such as Chinese utility model patent (application number: 200720114879.8 applyings date: 2007-09-14) the scissor-type jacking system of disclosed high-altitude operation platform, this scissor-type jacking system comprises 2 cover decussate textures and drives the oil cylinder of 2 cover decussate textures, 2 cover decussate textures are hinged by some connecting rods respectively and form, and are connected by pipe link between the 2 cover decussate textures.One arm of decussate texture is hinged being arranged on the fuselage, and another arm is to be movably arranged on the slide rail of fuselage by slide block.Be applicable to Chinese invention patent (application number: 200710071409.2 applyings date: the 2007-09-24) high-altitude operation platform of disclosed band extensible work platform for this scissor-type jacking system, the movable decking that this patent relates to is arranged on a side of fixed platform, slide block also is arranged on the same side simultaneously, can guarantee after the rising by high-altitude operation platform like this, can also keep the stable of movable decking after movable decking is stretched out.And along with the further development of high-altitude operation platform, its working space also more and more requires big, so just need the two-way movable decking that can extend, if but the two-way extension of movable decking, when not having the other side of sliding shoe to extend, then can cause the platform shakiness, even the danger of rollover takes place.
Summary of the invention
For the existing technical matters of the two-way extension of the movable decking that solves above-mentioned high-altitude operation platform, the purpose of this utility model provides a kind of two-way scissors fork elevating device of high-altitude operation platform, unstable problem takes place when this device can be avoided the two-way extension of movable decking, has characteristics simple in structure, that monolithic stability is good.
In order to realize above-mentioned purpose, the utility model has adopted following technical scheme:
The two-way scissors fork elevating device of high-altitude operation platform, this scissor-type jacking system comprises to be cut fork device and provides the hydraulic actuating cylinder of lifting power for cutting fork device, the both sides of cutting fork device are respectively cuts the fork member, cut the fork member by cut outward the fork member and in cut the fork member form, cut outward the fork member and in cut the fork member by the mutual hinged formation scissor structure of bearing pin, and two covers of hinge point are cut and are provided with pipe link between the fork member and are connected; Cut to cut outside the bottom of fork device and cut the hinged respectively sliding block that is provided with in fork member lower end in fork member and the bottom, described fuselage is provided with glidepath, sliding block is arranged on the glidepath, and in the bottom, cut hinged first articulated bracket that is provided with in middle part of fork member, the setting that is hinged of the lower end of first articulated bracket and fuselage; Cut to cut outside the top of fork device and cut the hinged respectively top shoe that is provided with in fork member upper end in fork member and the top, described job platform bottom is provided with slide rail, top shoe is arranged on the slide rail, and in the top, cut hinged second articulated bracket that is provided with in middle part of fork member, setting is hinged bottom the upper end of second articulated bracket and the job platform.
As further improvement, cutting the fork member in above-mentioned is respectively and cuts fork in first and cut in the member, second to cut in the fork member and the 4th in the fork member, the 3rd and cut the fork member, cutting the fork member in first is to cut the fork member in the described bottom, and cutting the fork member in the 4th is to cut the fork member in the described top; Cut the fork member outward and be respectively first and outer cut that fork member, second is cut the fork member outward, the 3rd outer fork member and the of cutting is cut the fork member all round, first outer to cut the fork member be to cut the fork member outside the described bottom, and the to cut the fork member all round be to cut the fork member outside the described top.
As further improvement, cut in above-mentioned two first between the fork member and be provided with down the hydraulic actuating cylinder mount pad, and in second, cut fork and be provided with the hydraulic actuating cylinder mount pad between the member, the two ends of described hydraulic actuating cylinder are hinged respectively to be arranged on down on hydraulic actuating cylinder mount pad and the last hydraulic actuating cylinder mount pad.
As further improvement, the above-mentioned fork device of cutting is provided with safety supporting device, safety supporting device is made of safety supports arm and safety arm registration device, one end of safety supports arm is hinged to be arranged on the pipe link, the other end of safety supports arm is provided with the fork-shaped mouth, and the pipe link under that root pipe link of fork-shaped mouth and hinged safety supports arm is suitable.
As further improving, above-mentioned safety arm registration device comprises fastening screw and locating plate again; And in two of both sides, cut fixed link between the fork member, and being welded with adapter plate on the fixed link, described fastening screw is arranged on the adapter plate; Described locating plate is arranged on the inboard of safety supports arm, locating plate is an arc, the upper/lower terminal of locating plate is respectively equipped with knock hole, and when fastening screw inserted the knock hole of locating plate upper end, the fork-shaped mouth of safety supports arm supported and is arranged on the pipe link suitable with it.The inboard of above-mentioned locating plate can be provided with pad, and pad adopts the PA6 material.
As further improving again, above-mentioned safety supports arm is connected and composed by upper plate, lower plate, two vertical rods and a crosspiece, upper plate and lower plate are separately positioned on the two ends of two vertical rods, described fork-shaped mouth is arranged on the lower plate, upper plate is provided with hold down groove, is respectively equipped with fixing port on four limits, both sides of hold down groove; The outside of described pipe link is arranged with support tube, the both sides of support tube are respectively equipped with circular groove, circular groove is provided with two and adds head and an interior chuck, two add head-clamp and are buckled on the circular groove at the both sides of interior chuck looping mouth, two ends of interior chuck and outer chuck are respectively equipped with the protrusion piece, the protrusion piece is provided with bolt interior chuck and outer chuck is fixed, and described fixing port is buckled in and protrudes on the piece.As preferably, describedly add head and two interior chucks all adopt the PA6 material.
As further improving again, above-mentioned fastening screw is made of handle, alignment pin, guiding pole socket, retracing spring and captive nut, the guiding pole socket is arranged on the adapter plate by captive nut, one end of alignment pin and handle are by being threaded, the other end passes the guiding pole socket and protrudes the guiding pole socket, retracing spring is arranged in the guiding pole socket, and an end of retracing spring offsets with the guiding pole socket, and the bulge loop on the other end and the alignment pin offsets.
As further improvement, to cut in two above-mentioned upper and lower between the fork member and be equipped with pad, outer the cutting between the fork member of two upper and lower is equipped with pad.
The utility model is owing to adopted above-mentioned technical scheme, this device is when rising, sliding block and top shoe are to slide to both sides simultaneously, unstable problem takes place when can avoid the two-way extension of movable decking like this, simultaneously, when the utility model is not having the two-way extension of movable decking, its stability also is better than Chinese utility model patent, and (application number: 200720114879.8 applyings date: 2007-09-14) disclosed high-altitude operation platform the utlity model has characteristics simple in structure, that monolithic stability is good.
Description of drawings
Fig. 1 is a mounting structure scheme drawing of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural representation between fuselage, scissor-type jacking system, fixed operation platform and the active job platform.
Fig. 4 is the left view of Fig. 3.
Fig. 5 is a structural representation of the present utility model.
Fig. 6 is the left view of Fig. 5.
Fig. 7 rises the structural representation of state for the utility model.
Fig. 8 is the mounting structure scheme drawing of safety supporting device.
Fig. 9 is the birds-eye view of Fig. 8.
Figure 10 is the structural representation of safety supports arm.
Figure 11 is the left view of Figure 10.
Figure 12 is the mounting structure scheme drawing of fastening screw 21.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is made a detailed explanation.
As Fig. 1, high-altitude operation platform shown in Figure 2, this high-altitude operation platform is by fuselage 1, support 2, wheel running gear 3, engine block 4, the scissor-type jacking system, fixed operation platform 6, platform guardrail 7, platform stop locking device 8, body supporting apparatus 9 and active job platform 10 constitute, wheel running gear 3 is arranged on the fuselage 1, body supporting apparatus 9 is arranged on four bights of fuselage 1, fixed operation platform 6 is arranged on the scissor-type jacking system, job platform is made up of fixed operation platform 6 and the active job platform 10 that is arranged on fixed operation platform 6 two ends, and platform stop locking device 8 is arranged on the active job platform 10.
The two-way scissors fork elevating device of above-mentioned as shown in Figure 3, Figure 4 high-altitude operation platform comprises to be cut fork device 5 and provides the hydraulic actuating cylinder 14 of lifting power for cutting fork device 5, the both sides of cutting fork device 5 are respectively cuts the fork member, cut the fork member by cut outward the fork member and in cut the fork member form, cut outward the fork member and in cut the fork member by the mutual hinged formation scissor structure of bearing pin, and two covers of hinge point are cut and are provided with pipe link 17 between the fork member and are connected.Cut outer the cutting between the fork member that is equipped with 40, two upper and lower of buffer substrate tablet between the fork member in two upper and lower and be equipped with buffer substrate tablet 40.As Fig. 5, Fig. 6, shown in Figure 7, in cut the fork member and be respectively to cut in first to cut in the fork member 51, second to cut in the fork member 52, the 3rd and cut fork member 54 in the fork member 53 and the 4th; Cutting the fork member outward is respectively the first outer outer outer fork member 57 and the of cutting of fork member the 56, the 3rd of cutting of fork member 55, second of cutting and cuts fork member 58 all round.Cut first outer the cutting of fork device 5 and cut the hinged respectively sliding block 50 that is provided with in fork member 51 lower ends in the fork member 55 and first, described fuselage 1 is provided with glidepath 11, sliding block 50 is arranged on the glidepath 11, and the hinged lower end that is provided with first articulated bracket, 12, the first articulated brackets 12, the middle part of in first, cutting fork member 51 and fuselage 1 setting that is hinged; Cutting the of fork device 5 cuts all round and cuts the hinged respectively top shoe 59 that is provided with in fork member 54 upper ends in the fork member 58 and the 4th, described fixed operation platform 6 bottoms are provided with slide rail 60, top shoe is arranged on the slide rail 60, and the hinged upper end that is provided with second articulated bracket, 13, the second articulated brackets 13, the middle part of in the 4th, cutting fork member 54 and the fixed operation platform 6 bottoms setting that is hinged.
As Fig. 5, Fig. 6, shown in Figure 7, cut in two first between the fork member 51 and be provided with down hydraulic actuating cylinder mount pad 15, and in second, cut fork and be provided with hydraulic actuating cylinder mount pad 16 between the member 52, the two ends of described hydraulic actuating cylinder 14 are hinged respectively to be arranged on down on hydraulic actuating cylinder mount pad 15 and the last hydraulic actuating cylinder mount pad 15.
As Fig. 8, shown in Figure 9, cut fork device 5 and be provided with safety supporting device, safety supporting device is made of safety supports arm 20 and safety arm registration device, one end of safety supports arm 20 is hinged to be arranged on the pipe link 17, the other end of safety supports arm 20 is provided with fork-shaped mouth 35, and the pipe link 17 under that root pipe link 17 of fork-shaped mouth 35 and hinged safety supports arm 20 is suitable.The safety arm registration device comprises fastening screw 21 and locating plate 22; And in two second of both sides, cut fixed link 18 between the fork member 52, and being welded with adapter plate 23 on the fixed link 18, described fastening screw 21 is arranged on the adapter plate 23; Described locating plate 22 is arranged on the inboard of safety supports arm 20, and locating plate 22 is an arc, and the inboard of locating plate 22 can be provided with pad 24, and pad 24 adopts the PA6 material.The upper/lower terminal of locating plate 22 is respectively equipped with knock hole 30, and when fastening screw 21 inserted the knock hole 30 of locating plate 22 upper ends, the fork-shaped mouth 35 of safety supports arm 20 supported and is arranged on the pipe link suitable with it 17.
As Figure 10, shown in Figure 11, safety supports arm 20 is connected and composed by upper plate 32, lower plate 33, two vertical rods 31 and a crosspiece 34, upper plate 32 and lower plate 33 are separately positioned on the two ends of two vertical rods 31, described fork-shaped mouth 35 is arranged on the lower plate 32, upper plate 32 is provided with hold down groove 36, is respectively equipped with fixing port 37 on four limits, both sides of hold down groove 36; The outside of described pipe link 17 is arranged with support tube 25, and the both sides of support tube 25 are respectively equipped with circular groove, circular groove be provided with two add 27 and 26, two of interior chucks add 27 and interior chuck 26 all adopt the PA6 material.The both sides looping mouth of chuck 26 was buckled on the circular groove in two outer chucks 27 were clipped in, two ends of interior chuck 26 and outer chuck 26 are respectively equipped with protrudes piece 29, it is fixing with interior chuck 26 and outer chuck 26 that protrusion piece 29 is provided with bolt 28, and described fixing port 37 is buckled in and protrudes on the piece 29.
As shown in figure 12, fastening screw 21 is made of handle 41, alignment pin 43, guiding pole socket 42, retracing spring 44 and captive nut 45, guiding pole socket 42 is arranged on the adapter plate 23 by captive nut 45, one end of alignment pin 43 and handle 41 are by being threaded, the other end passes guiding pole socket 42 and protrudes guiding pole socket 42, retracing spring 44 is arranged in the guiding pole socket 42, and an end of retracing spring 44 offsets with guiding pole socket 42, and the bulge loop on the other end and the alignment pin 43 offsets.
Claims (10)
1. the two-way scissors fork elevating device of high-altitude operation platform, it is characterized in that: this scissor-type jacking system comprises cuts fork device (5) and for cutting the hydraulic actuating cylinder (14) that fork device (5) provides lifting power, the both sides of cutting fork device (5) are respectively cuts the fork member, cut the fork member by cut outward the fork member and in cut the fork member form, cut outward the fork member and in cut the fork member by the mutual hinged formation scissor structure of bearing pin, and two covers of hinge point are cut and are provided with pipe link (17) between the fork member and are connected; Cut to cut outside the bottom of fork device and cut the hinged respectively sliding block (50) that is provided with in fork member lower end in fork member and the bottom, described fuselage (1) is provided with glidepath (11), sliding block (50) is arranged on the glidepath (11), and in the bottom, cut hinged first articulated bracket (12) that is provided with in middle part of fork member, the setting that is hinged of the lower end of first articulated bracket (12) and fuselage (1); Cut to cut outside the top of fork device and cut the hinged respectively top shoe (59) that is provided with in fork member upper end in fork member and the top, described job platform bottom is provided with slide rail (60), top shoe (59) is arranged on the slide rail (60), and in the top, cut hinged second articulated bracket (13) that is provided with in middle part of fork member, setting is hinged bottom the upper end of second articulated bracket (13) and the job platform.
2. the two-way scissors fork elevating device of high-altitude operation platform according to claim 1, it is characterized in that: in cut the fork member and be respectively and cut fork in first and cut in the member (51), second to cut in the fork member (52), the 3rd to cut in the fork member (53) and the 4th and pitch member (54), cut fork member (51) in first for cutting the fork member in the described bottom, cut fork member (54) in the 4th to cut the fork member in the described top; Cutting the fork member outward is respectively first and outer cuts that fork member (55), second is cut fork member (56) outward, the 3rd outer fork member (57) and the of cutting is cut all round and pitched member (58), the first outer fork member (55) of cutting is cut the fork member for outside the described bottom, and the cuts fork member (58) all round cuts the fork member for outside the described top.
3. the two-way scissors fork elevating device of high-altitude operation platform according to claim 2, it is characterized in that: cut in two first between fork (51) member and be provided with down hydraulic actuating cylinder mount pad (15), and in second, cut between fork member (52) and be provided with hydraulic actuating cylinder mount pad (16), the two ends of described hydraulic actuating cylinder (14) are hinged respectively to be arranged on down on hydraulic actuating cylinder mount pad (15) and the last hydraulic actuating cylinder mount pad (16).
4. according to the two-way scissors fork elevating device of claim 1 or 2 or 3 described high-altitude operation platforms, it is characterized in that: cut fork device and be provided with safety supporting device, safety supporting device is made of safety supports arm (20) and safety arm registration device, one end of safety supports arm (20) is hinged to be arranged on the pipe link (17), the other end of safety supports arm (20) is provided with fork-shaped mouth (35), and the pipe link (17) under that root pipe link (17) of fork-shaped mouth (35) and hinged safety supports arm (20) is suitable.
5. the two-way scissors fork elevating device of high-altitude operation platform according to claim 4, it is characterized in that: the safety arm registration device comprises fastening screw (21) and locating plate (22); And in two of both sides, cut fixed link (18) between the fork member, and being welded with adapter plate (23) on the fixed link (18), described fastening screw (21) is arranged on the adapter plate (23); Described locating plate (22) is arranged on the inboard of safety supports arm (20), locating plate (22) is an arc, the upper/lower terminal of locating plate (22) is respectively equipped with knock hole (30), when fastening screw (21) inserted the knock hole (30) of locating plate (22) upper end, the fork-shaped mouth (35) of safety supports arm (20) supported and is arranged on the pipe link suitable with it (17).
6. the two-way scissors fork elevating device of high-altitude operation platform according to claim 5, it is characterized in that: the inboard of locating plate (22) is provided with pad (24), and pad (24) adopts the PA6 material.
7. the two-way scissors fork elevating device of high-altitude operation platform according to claim 4, it is characterized in that: safety supports arm (20) is connected and composed by upper plate (32), lower plate (33), two vertical rods (31) and a crosspiece (34), upper plate (32) and lower plate (33) are separately positioned on the two ends of two vertical rods (31), described fork-shaped mouth (35) is arranged on the lower plate (33), upper plate (32) is provided with hold down groove (36), is respectively equipped with fixing port (37) on four limits, both sides of hold down groove (36); The outside of described pipe link (17) is arranged with support tube (25), the both sides of support tube (25) are respectively equipped with circular groove, circular groove is provided with two and adds head (27) and an interior chuck (26), two add the both sides looping mouth that head (27) is clipped in interior chuck (26) and are buckled on the circular groove, two ends of interior chuck (26) and outer chuck (27) are respectively equipped with protrudes piece (29), it is fixing with interior chuck (26) and outer chuck (27) that protrusion piece (29) is provided with bolt (28), and described fixing port (37) is buckled in and protrudes on the piece (29).
8. the two-way scissors fork elevating device of high-altitude operation platform according to claim 7 is characterized in that: two add head (27) and an interior chuck (26) all adopts the PA6 material.
9. the two-way scissors fork elevating device of high-altitude operation platform according to claim 4, it is characterized in that: fastening screw (21) is by handle (41), alignment pin (43), guiding pole socket (42), retracing spring (44) and captive nut (45) constitute, guiding pole socket (42) is arranged on the adapter plate (23) by captive nut (45), one end of alignment pin (43) and handle (41) are by being threaded, the other end passes guiding pole socket (42) and protrudes guiding pole socket (42), retracing spring (44) is arranged in the guiding pole socket (42), one end of retracing spring (44) offsets with guiding pole socket (42), and the bulge loop on the other end and the alignment pin (43) offsets.
10. according to the two-way scissors fork elevating device of claim 1 or 2 or 3 described high-altitude operation platforms, it is characterized in that: cut in two upper and lower between the fork member and be equipped with buffer substrate tablet (40), outer the cutting between the fork member of two upper and lower is equipped with buffer substrate tablet (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120086028 CN202016834U (en) | 2011-03-29 | 2011-03-29 | Bidirectional fork lifting device of aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120086028 CN202016834U (en) | 2011-03-29 | 2011-03-29 | Bidirectional fork lifting device of aerial work platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202016834U true CN202016834U (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120086028 Expired - Lifetime CN202016834U (en) | 2011-03-29 | 2011-03-29 | Bidirectional fork lifting device of aerial work platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202016834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219171A (en) * | 2011-03-29 | 2011-10-19 | 浙江鼎力机械有限公司 | Bidirectional scissor lifting device for aerial working platform |
| CN102717803A (en) * | 2012-07-11 | 2012-10-10 | 长治市潞安合力机械有限责任公司 | Liftable cab of monorail crane |
-
2011
- 2011-03-29 CN CN 201120086028 patent/CN202016834U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102219171A (en) * | 2011-03-29 | 2011-10-19 | 浙江鼎力机械有限公司 | Bidirectional scissor lifting device for aerial working platform |
| CN102219171B (en) * | 2011-03-29 | 2013-01-02 | 浙江鼎力机械有限公司 | Bidirectional scissor lifting device for aerial working platform |
| CN102717803A (en) * | 2012-07-11 | 2012-10-10 | 长治市潞安合力机械有限责任公司 | Liftable cab of monorail crane |
| CN102717803B (en) * | 2012-07-11 | 2014-12-24 | 长治市潞安合力机械有限责任公司 | Liftable cab of monorail crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 313219 Zhejiang province Deqing County leidian town of Baiyun Road No. 1255 Patentee after: Zhejiang Dingli Machinery Co., Ltd. Address before: 313219 Zhejiang city of Huzhou province Deqing County Lei Dian Zhen Tang Bei Cun, Zhejiang Dingli Machinery Co. Ltd. Patentee before: Zhejiang Dingli Machinery Co., Ltd. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20111026 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |