CN114031009B - Swing arm interlocking system and method - Google Patents
Swing arm interlocking system and method Download PDFInfo
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- CN114031009B CN114031009B CN202111212610.4A CN202111212610A CN114031009B CN 114031009 B CN114031009 B CN 114031009B CN 202111212610 A CN202111212610 A CN 202111212610A CN 114031009 B CN114031009 B CN 114031009B
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- accommodating groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
- B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated
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- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to the technical field of high-altitude operation equipment, and discloses a movable arm interlocking system and a movable arm interlocking method, which solve the problems of poor support stability and inconvenient adjustment of an H-leg frame of a high-altitude operation vehicle, and comprise an operation vehicle body, a high-altitude operation device and two H-leg frames, wherein the H-leg frames comprise two transverse hydraulic rods, the bottom ends of the two transverse hydraulic rods are connected through a supporting seat, the supporting seat is arranged at the top end of the operation vehicle body, the output end of the transverse hydraulic rod is connected with a connecting piece, the bottom end of the connecting piece is provided with a longitudinal hydraulic rod, and the bottom end of the longitudinal hydraulic rod is connected with a supporting chassis; the transverse hydraulic rod, the connecting piece, the longitudinal hydraulic rod and the supporting chassis are arranged, so that the transverse adjustment and the height adjustment of the supporting chassis are realized, and the supporting chassis is contacted with the ground; through the design of expander, the effectual area of contact who enlarges H landing leg frame and ground, and then improved the support stability of H landing leg frame.
Description
Technical Field
The invention belongs to the technical field of high-altitude operation equipment, and particularly relates to a movable arm interlocking system and a movable arm interlocking method.
Background
The overhead working truck has a wide application range, and in general, the overhead working truck comprises a boom arranged on a truck body and a working bucket or a working device arranged at the tail end of the boom, and a worker enters the working bucket and sends the working bucket and the worker or the working device to a high place through the boom to perform overhead working.
However, the existing overhead working truck needs to be supported by the H-shaped support leg frame during overhead working, however, the existing H-shaped support leg frame is inconvenient to adjust, and the supporting area of the H-shaped support leg frame is fixed, so that the problem of poor supporting stability is caused.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a movable arm interlocking system and a movable arm interlocking method, which effectively solve the problems of poor supporting stability of an H-leg frame and inconvenient adjustment of the H-leg frame of an overhead working truck in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the movable arm interlocking system comprises a working vehicle body, an overhead working device and two H-shaped leg frames, wherein each H-shaped leg frame comprises two transverse hydraulic rods, the bottom ends of the two transverse hydraulic rods are connected through a supporting seat, the supporting seat is arranged at the top end of the working vehicle body, the output end of each transverse hydraulic rod is connected with a connecting piece, the bottom end of each connecting piece is provided with a longitudinal hydraulic rod, and the bottom end of each longitudinal hydraulic rod is connected with a supporting chassis;
the supporting chassis comprises a chassis fine adjuster, the bottom end of the chassis fine adjuster is provided with a connecting rod, the bottom end of the connecting rod is provided with a chassis seat, and the chassis seat is provided with an expander;
the chassis fine adjuster comprises a storage box connected with the output end of a longitudinal hydraulic rod, an opening is formed in the bottom end of the storage box, a first motor is arranged in the storage box, a first gear is sleeved on an output shaft of the first motor, a sliding rod is arranged in the storage box, a toothed plate meshed with the first gear is sleeved outside the sliding rod, a connecting plate is arranged at the bottom end of the toothed plate, and the bottom end of the connecting plate penetrates through the inside of the opening and is connected with the top end of the connecting rod.
Preferably, the connecting plate is sleeved with a sliding plate, balls are symmetrically embedded at two sides of the bottom end of the sliding plate, and a rolling groove movably connected with the balls is formed in the inner bottom end of the storage box.
Preferably, the expander comprises a through groove, an extension plate, a stop plate, a first sliding block, a first screw rod, a knob, gear teeth, a brake and a supporting piece, wherein the two through grooves are respectively formed in two sides of the chassis seat, the extension plate is inserted into the through grooves, the supporting piece is arranged in the extension plate, the stop plate positioned outside the chassis seat is arranged on one side of the bottom ends of the two extension plates, the first sliding block positioned inside the chassis seat is arranged on one side of the top ends of the two extension plates, the first sliding block is connected with the first sliding block through the first screw rod, the knob positioned outside the chassis seat is arranged at one end of the first screw rod, the gear teeth are arranged on the outer wall of the knob at equal intervals, the brake is arranged on the top end of the outer wall of the chassis seat, and the gear teeth are movably connected with the brake.
Preferably, two extension plates are connected through a telescopic pull rod at one end close to each other, and a spring is sleeved outside the telescopic pull rod.
Preferably, the brake comprises a movable plate, a connecting rod, a second gear, a limiting plate, a supporting baffle and a fastening bolt, wherein the movable plate is movably arranged on one side of the outer wall of the chassis seat, the connecting rod is arranged in the middle of one side of the movable plate, one end of the connecting rod is provided with the second gear which is in meshed connection with the gear teeth, two sides of the outer wall of the chassis seat are provided with the limiting plate which is movably connected with the movable plate, and the movable plate is connected with the chassis seat through the fastening bolt.
Preferably, the support piece comprises a first accommodating groove, a second accommodating groove, a support plate, an empty groove and a driver, wherein the first accommodating groove and the second accommodating groove are formed in the extension plate, the first accommodating groove is located above the second accommodating groove, the first accommodating groove is communicated with the second accommodating groove, the support plate is located below the extension plate, the driver connected with the support plate is arranged in the first accommodating groove, and the empty groove is formed in two sides of the second accommodating groove symmetrically.
Preferably, the driver includes motor two, lead screw two, slider two, base one, base two, flexible connecting rod, connecting axle, fluting and gyro wheel, motor two installs in the inner wall of holding tank one, motor two's output shaft is connected with lead screw two, and the symmetry cover is equipped with slider two on the lead screw two, slider two's bottom all is equipped with base one, base two installs in the top of backup pad, all be connected through flexible connecting rod between base two and the base one, connect through the connecting axle between two flexible connecting rods, the fluting is seted up in the inner wall of extension board, the one end of connecting axle extends to the grooved inside, and the cover is equipped with the gyro wheel that is located the fluting inside on the connecting axle.
Preferably, the top ends of the two sliding blocks II are respectively provided with a moving block, and the top end of the inner wall of the first accommodating groove is provided with a moving groove which is in sliding connection with the moving blocks.
The invention also provides a method of a boom interlock system, comprising the steps of:
s1: starting the transverse hydraulic rod, so that an output shaft of the transverse hydraulic rod drives the longitudinal hydraulic rod and the supporting chassis to transversely move to a set position;
s2: starting the first motor to enable the first gear to drive the toothed plate to slide on the sliding rod, enabling the toothed plate to drive the connecting plate and the connecting rod to slide in the opening, further realizing fine adjustment of the position of the chassis seat, and enabling the chassis seat to move to a position suitable for the length of the working vehicle body;
s3: meanwhile, a worker rotates the knob, and the extension plate moves to a proper position through the connection relation between the first screw rod and the first sliding block;
s4: the movable plate is slid outside the chassis seat, so that the connecting rod and the gear II move, and the gear II is meshed with gear teeth on the outer wall of the knob, and the knob is braked;
s5: the fastening bolts are arranged on the movable plate and the chassis seat, so that the movable plate is fixed;
s6: starting a second motor, and enabling the supporting plate to move to the same level height as the bottom end of the chassis seat through the connection relation of the second screw rod, the second sliding block, the telescopic connecting rod, the connecting shaft and the groove;
s7: starting a longitudinal hydraulic rod to enable the chassis fine adjuster, the chassis seat, the extension plate and the support plate to move downwards, so as to realize the contact between the support plate and the chassis seat and the ground;
s8: starting electric operation on the aerial working device to realize aerial working; when the overhead working equipment is reset in place, the H-leg frame starts to reset.
Compared with the prior art, the invention has the beneficial effects that:
(1) In operation, the transverse adjustment and the height adjustment of the supporting chassis are realized by arranging the transverse hydraulic rod, the connecting piece, the longitudinal hydraulic rod and the supporting chassis, so that the supporting chassis is contacted with the ground; through the actions of the chassis fine-tuning device, the connecting rod, the motor I, the gear I, the toothed plate, the opening and the sliding rod, fine-tuning operation is conveniently carried out on the position of the chassis seat, the position of the chassis seat is further fine-tuned according to the length of the operation vehicle body, meanwhile, through the design of the expander, the contact area between the H-support leg frame and the ground is effectively enlarged, the supporting stability of the H-support leg frame is further improved, if the H-support leg frame is not supported by the ground, the high-altitude operation device cannot be electrically operated, and when the high-altitude operation device is not reset in place, the H-support leg frame is not reset, the working stability of the high-altitude operation device is effectively improved, and the safety of high-altitude staff is guaranteed;
(2) Through holding tank one, holding tank two, backup pad, empty slot and driver, be convenient for realize the altitude mixture control to the backup pad, and then make backup pad and ground support, effectual increase with the area of support on ground, and then improved the support stability of H landing leg frame.
(3) Through the design of the through groove, the extension plate, the stop plate, the first sliding block, the first screw rod, the knob, the gear teeth, the brake and the supporting piece, the chassis of the chassis seat is effectively increased, and then the contact stability of the chassis seat is effectively increased.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the H-leg frame of the present invention;
FIG. 3 is a schematic view of the internal structure of the chassis fine tuning device of the present invention;
FIG. 4 is a schematic diagram of the structure of the expander of the present invention;
FIG. 5 is an enlarged schematic view of the invention at A in FIG. 4;
FIG. 6 is a schematic view of the structure of the support member of the present invention;
in the figure: 1. a work vehicle body; 2. an overhead working assembly; 3. an H-shaped supporting leg frame; 4. a transverse hydraulic rod; 5. a connecting piece; 6. a longitudinal hydraulic rod; 7. a support base; 8. a support chassis; 9. a chassis fine adjuster; 10. a connecting rod; 11. a chassis base; 12. an expander; 121. a through groove; 122. an extension plate; 123. a stop plate; 124. a first sliding block; 125. a first screw rod; 126. a knob; 127. gear teeth; 13. a first motor; 14. a first gear; 15. a toothed plate; 16. a connecting plate; 17. an opening; 18. a slide bar; 19. a slide plate; 20. a ball; 21. rolling grooves; 22. a brake; 221. a movable plate; 222. a connecting rod; 223. a second gear; 224. a limiting plate; 225. a support baffle; 226. a fastening bolt; 23. a telescopic pull rod; 24. a spring; 25. a support; 251. an accommodating groove I; 252. a second accommodating groove; 253. a support plate; 254. a hollow groove; 26. a driver; 261. a second motor; 262. a second screw rod; 263. a second slide block; 264. a first base; 265. a second base; 266. a telescopic connecting rod; 267. a connecting shaft; 268. slotting; 269. a roller; 27. and a storage box.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the first embodiment, as shown in fig. 1 to 6, the invention includes a working vehicle body 1, a high-altitude working device 2 and two H-leg frames 3, and it should be noted that if the H-leg frames 3 are not supported by the ground, the high-altitude working device 2 cannot be operated electrically, and when the high-altitude working device 2 is not reset in place, the H-leg frames 3 are not reset, so that stability of the working vehicle body 1 can be improved, the high-altitude working device 2 effectively improves working stability of the working vehicle body 1 through design of the H-leg frames 3, the H-leg frames 3 include two transverse hydraulic rods 4, bottom ends of the two transverse hydraulic rods 4 are connected through a supporting seat 7, the supporting seat 7 is mounted at top end of the working vehicle body 1, an output end of the transverse hydraulic rod 4 is connected with a connecting piece 5, a longitudinal hydraulic rod 6 is arranged at bottom end of the connecting piece 5, and a supporting chassis 8 is connected at bottom end of the longitudinal hydraulic rod 6, through design of the transverse hydraulic rod 4, so that transverse movement of the supporting chassis 8 is facilitated, and height adjustment of the supporting chassis 8 is facilitated through design of the longitudinal hydraulic rod 6;
the supporting chassis 8 comprises a chassis fine adjuster 9, a connecting rod 10 is arranged at the bottom end of the chassis fine adjuster 9, a chassis seat 11 is arranged at the bottom end of the connecting rod 10, an expander 12 is arranged on the chassis seat 11, and the contact area between the supporting chassis 8 and the ground is conveniently increased through the design of the expander 12;
the chassis fine adjuster 9 comprises a containing box 27 connected with the output end of the longitudinal hydraulic rod 6, an opening 17 is formed in the bottom end of the containing box 27, a first motor 13 is arranged in the containing box 27, a first gear 14 is sleeved on an output shaft of the first motor 13, a sliding rod 18 is arranged in the containing box 27, a toothed plate 15 meshed with the first gear 14 is sleeved outside the sliding rod 18, a connecting plate 16 is arranged at the bottom end of the toothed plate 15, the bottom end of the connecting plate 16 penetrates through the inside of the opening 17 and is connected with the top end of the connecting rod 10, and the position adjustment of the expander 12 is facilitated through the design of the chassis fine adjuster 9.
In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, 2 and 3, the slide plate 19 is sleeved on the connecting plate 16, the balls 20 are symmetrically embedded at two sides of the bottom end of the slide plate 19, and the rolling groove 21 movably connected with the balls 20 is formed at the inner bottom end of the storage box 27, so that the movement stability of the slide plate 19 is improved, and meanwhile, the friction force is reduced.
In the third embodiment, as shown in fig. 2 and 4, the expander 12 includes a through groove 121, an extension plate 122, a stop plate 123, a first slider 124, a first screw 125, a knob 126, gear teeth 127, a brake 22 and a supporting member 25, where the two through grooves 121 are respectively opened at two sides of the chassis seat 11, the extension plate 122 is inserted in the through groove 121, the supporting member 25 is installed in the extension plate 122, the stop plate 123 located outside the chassis seat 11 is provided at one side of the bottom ends of the two extension plates 122, the first slider 124 located inside the chassis seat 11 is provided at one side of the top ends of the two extension plates 122, and the first two sliders 124 are connected by the first screw 125, where it is noted that the first screw 125 is a bidirectional screw, one end of the first screw 125 is provided with the knob 126 located outside the chassis seat 11, the gear teeth 127 are equidistantly provided on the outer wall of the knob 126, the outer wall top end of the chassis seat 11 is provided with the brake 22, and the gear teeth 127 are movably connected with the brake 22, thereby realizing the action of the extension plate 122, effectively increasing the contact area of the supporting chassis 8 with the ground, and further improving the stability of the supporting leg 3.
In the fourth embodiment, on the basis of the third embodiment, as shown in fig. 2 and fig. 4, two extension plates 122 are connected at the end close to each other through a telescopic pull rod 23, and a spring 24 is sleeved outside the telescopic pull rod 23, so that the connection of the two extension plates 122 can be realized.
Based on the third embodiment, as shown in fig. 2, 4 and 5, the brake 22 includes a movable plate 221, a connecting rod 222, a gear two 223, a limiting plate 224, a supporting baffle 225 and a fastening bolt 226, wherein the movable plate 221 is movably mounted on one side of the outer wall of the chassis base 11, the connecting rod 222 is arranged at the middle position of one side of the movable plate 221, the gear two 223 meshed with the gear teeth 127 is arranged at one end of the connecting rod 222, the limiting plate 224 movably connected with the movable plate 221 is arranged at two sides of the outer wall of the chassis base 11, and the movable plate 221 is connected with the chassis base 11 through the fastening bolt 226, so that the knob 126 is fixed, and convenience is provided for fixing the extension plate 122.
In the sixth embodiment, as shown in fig. 2 and 6, the supporting member 25 includes a first accommodating groove 251, a second accommodating groove 252, a supporting plate 253, a hollow groove 254 and a driver 26, wherein the first accommodating groove 251 and the second accommodating groove 252 are both formed in the extending plate 122, the first accommodating groove 251 is located above the second accommodating groove 252, the first accommodating groove 251 is communicated with the second accommodating groove 252, the supporting plate 253 is located below the extending plate 122, the driver 26 connected with the supporting plate 253 is arranged in the first accommodating groove 251, and the hollow grooves 254 are symmetrically formed on two sides of the second accommodating groove 252, so that the supporting plate 253 is supported with the ground, and the contact area between the supporting chassis 8 and the ground is increased.
In a seventh embodiment, based on the sixth embodiment, as shown in fig. 2 and 6, the driver 26 includes a motor 261, a screw rod 262, a slider 263, a base 264, a base 265, a telescopic link 266, a connecting shaft 267, a slot 268 and a roller 269, the motor 261 is mounted on the inner wall of the accommodating groove 251, an output shaft of the motor 261 is connected with the screw rod 262, the screw rod 262 is a bidirectional screw rod, the screw rod 262 is symmetrically sleeved with the slider 263, the bottom end of the slider 263 is provided with the base 264, the base 265 is mounted on the top end of the support plate 253, the base 265 and the base 264 are connected through the telescopic link 266, the two telescopic links 266 are connected through the connecting shaft 267, the slot 268 is opened on the inner wall of the extension plate 122, one end of the connecting shaft 267 extends to the inside of the slot 268, and the roller 269 is sleeved on the connecting shaft 267, thereby providing power for the support plate 253, and being convenient for realizing the height adjustment of the support plate 253.
In the eighth embodiment, as shown in fig. 2 and 6, moving blocks are disposed at the top ends of the two second sliders 263, and moving grooves slidably connected with the moving blocks are disposed at the top ends of the inner walls of the first accommodating grooves 251, so that the moving stability of the second sliders 263 is improved.
A method of a boom interlock system of this embodiment includes the steps of:
s1: starting the transverse hydraulic rod 4, so that an output shaft of the transverse hydraulic rod 4 drives the longitudinal hydraulic rod 6 and the supporting chassis 8 to transversely move to the setting position;
s2: starting the first motor 13 to enable the first gear 14 to drive the toothed plate 15 to slide on the sliding rod 18, enabling the toothed plate 15 to drive the connecting plate 16 and the connecting rod 10 to slide in the opening 17, further enabling the position of the chassis seat 11 to be finely adjusted, and enabling the chassis seat 11 to move to a position suitable for the length of the working vehicle body 1;
s3: simultaneously, a worker rotates the knob 126 to move the extension plate 122 to a proper position through the connection relation between the first screw rod 125 and the first slide block 124;
s4: sliding the movable plate 221 outside the chassis seat 11 to move the connecting rod 222 and the gear II 223, and meshing the gear II 223 with the gear teeth 127 on the outer wall of the knob 126 to finish braking the knob 126;
s5: the fastening bolt 226 is arranged on the movable plate 221 and the chassis seat 11 to fix the movable plate 221;
s6: starting the second motor 261, and moving the support plate 253 to the level height of the bottom end of the chassis seat 11 through the connection relation of the second screw rod 262, the second sliding block 263, the telescopic connecting rod 266, the connecting shaft 267 and the groove 268;
s7: starting the longitudinal hydraulic rod 6 to enable the chassis fine adjuster 9, the chassis seat 11, the extension plate 122 and the support plate 253 to move downwards, so that the support plate 253 and the chassis seat 11 are in contact with the ground;
s8: starting electric operation on the aerial working device 2 to realize aerial working; when the aloft work apparatus 2 is reset in place, the H-leg frame 3 starts to be reset.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 swing arm interlocking system, includes work car body (1), high altitude construction device (2) and two H landing leg framves (3), its characterized in that: the H-shaped support leg frame (3) comprises two transverse hydraulic rods (4), the bottom ends of the two transverse hydraulic rods (4) are connected through a supporting seat (7), the supporting seat (7) is arranged at the top end of the working vehicle body (1), the output end of the transverse hydraulic rod (4) is connected with a connecting piece (5), the bottom end of the connecting piece (5) is provided with a longitudinal hydraulic rod (6), and the bottom end of the longitudinal hydraulic rod (6) is connected with a supporting chassis (8);
the supporting chassis (8) comprises a chassis fine adjuster (9), a connecting rod (10) is arranged at the bottom end of the chassis fine adjuster (9), a chassis seat (11) is arranged at the bottom end of the connecting rod (10), and an expander (12) is arranged on the chassis seat (11);
the chassis fine adjuster (9) comprises a storage box (27) connected with the output end of the longitudinal hydraulic rod (6), an opening (17) is formed in the bottom end of the storage box (27), a motor I (13) is arranged in the storage box (27), a gear I (14) is sleeved on an output shaft of the motor I (13), a sliding rod (18) is arranged in the storage box (27), a toothed plate (15) meshed with the gear I (14) is sleeved outside the sliding rod (18), a connecting plate (16) is arranged at the bottom end of the toothed plate (15), and the bottom end of the connecting plate (16) penetrates through the inside of the opening (17) and is connected with the top end of the connecting rod (10);
the expander (12) comprises through grooves (121), extension plates (122), stop plates (123), first sliding blocks (124), first screw rods (125), knobs (126), gear teeth (127), brakes (22) and supporting pieces (25), wherein the two through grooves (121) are respectively formed in two sides of the chassis base (11), the extension plates (122) are inserted into the through grooves (121), the supporting pieces (25) are arranged in the extension plates (122), the stop plates (123) positioned outside the chassis base (11) are arranged on one sides of the bottom ends of the two extension plates (122), first sliding blocks (124) positioned inside the chassis base (11) are arranged on one sides of the top ends of the two extension plates (122), the first sliding blocks (124) are connected through the first screw rods (125), one end of each first screw rod (125) is provided with a knob (126) positioned outside the chassis base (11), the outer wall of each knob (126) is provided with the gear teeth (127) at equal intervals, the brakes (22) are arranged on the top end of the outer wall of the chassis base (11), and the gear teeth (127) are movably connected with the brakes (22);
two extension plates (122) are connected through a telescopic pull rod (23) at the ends close to each other, and a spring (24) is sleeved outside the telescopic pull rod (23).
2. The boom interlock system of claim 1 wherein: the connecting plate (16) is sleeved with a sliding plate (19), balls (20) are symmetrically embedded at two sides of the bottom end of the sliding plate (19), and a rolling groove (21) movably connected with the balls (20) is formed in the inner bottom end of the containing box (27).
3. The boom interlock system of claim 1 wherein: the brake (22) comprises a movable plate (221), a connecting rod (222), a gear II (223), a limiting plate (224), a supporting baffle (225) and a fastening bolt (226), wherein the movable plate (221) is movably mounted on one side of the outer wall of the chassis seat (11), the connecting rod (222) is arranged at one middle position of one side of the movable plate (221), the gear II (223) which is meshed with the gear teeth (127) is arranged at one end of the connecting rod (222), the limiting plate (224) which is movably connected with the movable plate (221) is arranged on two sides of the outer wall of the chassis seat (11), and the movable plate (221) is connected with the chassis seat (11) through the fastening bolt (226).
4. The boom interlock system of claim 1 wherein: the support piece (25) comprises a first accommodating groove (251), a second accommodating groove (252), a support plate (253), an empty groove (254) and a driver (26), wherein the first accommodating groove (251) and the second accommodating groove (252) are formed in the extending plate (122), the first accommodating groove (251) is located above the second accommodating groove (252), the first accommodating groove (251) is communicated with the second accommodating groove (252), the support plate (253) is located below the extending plate (122), the driver (26) connected with the support plate (253) is arranged in the first accommodating groove (251), and the empty groove (254) is formed in two sides of the second accommodating groove (252) in a symmetrical mode.
5. The boom interlock system of claim 4 wherein: the driver (26) comprises a motor II (261), a screw rod II (262), a slide block II (263), a base I (264), a base II (265), a telescopic connecting rod (266), a connecting shaft (267), a slot (268) and a roller (269), wherein the motor II (261) is installed on the inner wall of the accommodating groove I (251), an output shaft of the motor II (261) is connected with the screw rod II (262), the slide block II (263) is symmetrically sleeved on the screw rod II (262), the base I (264) is arranged at the bottom end of the slide block II (263), the base II (265) is installed on the top end of the supporting plate (253), the base II (265) is connected with the base I (264) through the telescopic connecting rod (266), the two telescopic connecting rods (266) are connected through the connecting shaft (267), the slot (268) is formed in the inner wall of the extending plate (122), one end of the connecting shaft (267) extends to the inside the slot (268), and the roller (269) located inside the slot (268) is sleeved on the connecting shaft (267).
6. The boom interlock system of claim 5 wherein: the top ends of the two sliding blocks II (263) are respectively provided with a moving block, and the top end of the inner wall of the first accommodating groove (251) is provided with a moving groove which is in sliding connection with the moving blocks.
7. A method of the boom interlock system of any of claims 1-6 wherein: the method comprises the following steps:
s1: starting the transverse hydraulic rod (4), so that an output shaft of the transverse hydraulic rod (4) drives the longitudinal hydraulic rod (6) and the supporting chassis (8) to transversely move to a setting position;
s2: starting the first motor (13), enabling the first gear (14) to drive the toothed plate (15) to slide on the sliding rod (18), enabling the toothed plate (15) to drive the connecting plate (16) and the connecting rod (10) to slide in the opening (17), further achieving fine adjustment of the position of the chassis base (11), and enabling the chassis base (11) to move to a position suitable for the length of the working vehicle body (1);
s3: simultaneously, a worker rotates the knob (126) to enable the extension plate (122) to move to a proper position through the connection relation between the first screw rod (125) and the first sliding block (124);
s4: the movable plate (221) is slid outside the chassis seat (11), so that the connecting rod (222) and the gear II (223) move, the gear II (223) is meshed with the gear teeth (127) on the outer wall of the knob (126), and the braking of the knob (126) is completed;
s5: the fastening bolt (226) is arranged on the movable plate (221) and the chassis seat (11) to fix the movable plate (221);
s6: starting a second motor (261), and enabling the supporting plate (253) to move to the level height of the bottom end of the chassis seat (11) through the connection relation of the second screw rod (262), the second sliding block (263), the telescopic connecting rod (266), the connecting shaft (267) and the groove (268);
s7: starting a longitudinal hydraulic rod (6) to enable the chassis fine adjuster (9), the chassis seat (11), the extension plate (122) and the support plate (253) to move downwards, so as to realize the contact between the support plate (253) and the chassis seat (11) and the ground;
s8: starting electric operation on the aerial working device (2) to realize aerial working; when the high-altitude operation device (2) is reset in place, the H-leg frame (3) starts to reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111212610.4A CN114031009B (en) | 2021-10-19 | 2021-10-19 | Swing arm interlocking system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111212610.4A CN114031009B (en) | 2021-10-19 | 2021-10-19 | Swing arm interlocking system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114031009A CN114031009A (en) | 2022-02-11 |
| CN114031009B true CN114031009B (en) | 2023-09-15 |
Family
ID=80135426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111212610.4A Active CN114031009B (en) | 2021-10-19 | 2021-10-19 | Swing arm interlocking system and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201362562Y (en) * | 2008-11-14 | 2009-12-16 | 四川长江工程起重机有限责任公司 | Position-adjusting supporting foot disc of crane |
| CN201411357Y (en) * | 2009-03-25 | 2010-02-24 | 徐州海伦哲专用车辆股份有限公司 | Self-propelled aerial work platform |
| CN212101763U (en) * | 2020-04-17 | 2020-12-08 | 湖南昊天汽车制造有限公司 | Lorry-mounted crane supporting leg |
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2021
- 2021-10-19 CN CN202111212610.4A patent/CN114031009B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201362562Y (en) * | 2008-11-14 | 2009-12-16 | 四川长江工程起重机有限责任公司 | Position-adjusting supporting foot disc of crane |
| CN201411357Y (en) * | 2009-03-25 | 2010-02-24 | 徐州海伦哲专用车辆股份有限公司 | Self-propelled aerial work platform |
| CN212101763U (en) * | 2020-04-17 | 2020-12-08 | 湖南昊天汽车制造有限公司 | Lorry-mounted crane supporting leg |
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| CN114031009A (en) | 2022-02-11 |
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