CN114031009A - Movable arm interlocking system and method - Google Patents
Movable arm interlocking system and method Download PDFInfo
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- CN114031009A CN114031009A CN202111212610.4A CN202111212610A CN114031009A CN 114031009 A CN114031009 A CN 114031009A CN 202111212610 A CN202111212610 A CN 202111212610A CN 114031009 A CN114031009 A CN 114031009A
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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
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 of an H leg frame of a high-altitude operation vehicle and inconvenient adjustment of the H leg frame; 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 design of the expander, the contact area of the H-shaped supporting leg frame and the ground is effectively enlarged, and the supporting stability of the H-shaped supporting leg frame is further improved.
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 high-altitude operation vehicle has a wide application range, generally, the high-altitude operation vehicle comprises an arm support arranged on a vehicle body and a working bucket or a working device arranged at the tail end of the arm support, a worker enters the working bucket, and the working bucket and the worker or the working device are conveyed to a high position through the arm support to carry out high-altitude operation.
However, the conventional aerial work platform needs to be supported by the H-leg frame during aerial work, but the conventional H-leg frame is inconvenient to adjust, and the supporting area of the H-leg frame is fixed, so that the problem of poor supporting stability is caused.
Disclosure of Invention
In view of the above situation, in order to overcome the defects in the prior art, the invention provides a movable arm interlocking system and a movable arm interlocking method, which effectively solve the problems of weak support stability of an H-leg frame and inconvenient adjustment of the H-leg frame of an aerial work vehicle in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a movable arm interlocking system comprises an operation vehicle body, an aerial operation device and two H leg supports, wherein each H leg support comprises two transverse hydraulic rods, the bottom ends of the two transverse hydraulic rods are connected through a supporting seat, the supporting seat is installed at the top end of the operation vehicle body, the output ends of the transverse hydraulic rods are connected with connecting pieces, the bottom ends of the connecting pieces are provided with longitudinal hydraulic rods, and the bottom ends of the longitudinal hydraulic rods are 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 base, and the chassis base is provided with an expander;
the chassis fine adjuster comprises a containing box connected with the output end of the longitudinal hydraulic rod, an opening is formed in the bottom end of the containing box, a first motor is arranged inside the containing box, a first gear is sleeved on an output shaft of the first motor, a sliding rod is arranged inside the containing 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, the two sides of the bottom end of the sliding plate are symmetrically embedded with balls, and the inner bottom end of the containing box is provided with a rolling groove movably connected with the balls.
Preferably, the expander is including leading to the groove, the extension board, the backstop board, slider one, lead screw one, the knob, the teeth of a cogwheel, stopper and support piece, two lead to the groove and set up the both sides in chassis seat respectively, the inside interlude that leads to the groove has the extension board, support piece installs in the inside of extension board, bottom one side of two extension boards is equipped with the backstop board that is located the chassis seat outside, top one side of two extension boards all is equipped with the slider one that is located the chassis seat inside, connect through lead screw one between two sliders one, the one end of lead screw one is equipped with the knob that is located the chassis seat outside, the outer wall equidistance of knob is equipped with the teeth of a cogwheel, the outer wall top of chassis seat is equipped with the stopper, and the teeth of a cogwheel and stopper swing joint.
Preferably, one end, close to the two extension plates, of each extension plate is connected through a telescopic pull rod, and a spring is sleeved outside each telescopic pull rod.
Preferably, the brake includes fly leaf, joint pole, gear two, limiting plate, supporting baffle and fastening bolt, and fly leaf movable mounting is in outer wall one side of chassis seat, and one side intermediate position of fly leaf is equipped with the joint pole, and the one end of joint pole is equipped with the gear two of being connected with the teeth of a cogwheel meshing, and the outer wall both sides of chassis seat be equipped with fly leaf swing joint's limiting plate, and pass through fastening bolt between fly leaf and the chassis seat and be connected.
Preferably, support piece includes holding tank one, holding tank two, backup pad, dead slot and driver, and holding tank one and holding tank two are all seted up in the inside of extending the board, and holding tank one is located the top of holding tank two, and holding tank one communicates with holding tank two, and the backup pad is located the below of extending the board, and the inside of holding tank one is equipped with the driver of being connected with the backup pad, and the dead slot has been seted up to the bilateral symmetry of holding tank two.
Preferably, the driver includes motor two, lead screw two, slider two, base one, base two, telescopic connecting rod, the connecting axle, fluting and gyro wheel, motor two is installed in the inner wall of holding tank one, motor two's output shaft and lead screw two are connected, and the symmetrical cover is equipped with slider two on the lead screw two, slider two's bottom all is equipped with base one, base two is installed on the top of backup pad, all be connected through telescopic connecting rod between base two and the base one, connect through the connecting axle between two telescopic connecting rod, the inner wall of extension board is seted up in the fluting, the one end of connecting axle extends to the inside of fluting, and the cover is equipped with the gyro wheel that is located fluting inside on the connecting axle.
Preferably, the top ends of the two second sliding blocks are provided with moving blocks, and the top end of the inner wall of the first accommodating groove is provided with a moving groove in sliding connection with the moving blocks.
The invention also provides a method of the movable arm interlocking system, which comprises the following steps:
s1: starting the transverse hydraulic rod to enable an output shaft of the transverse hydraulic rod to drive the longitudinal hydraulic rod and the support chassis to transversely move to the set position;
s2: starting a motor I, so that a gear drives a toothed plate to slide on a sliding rod, the toothed plate drives a connecting plate and a connecting rod to slide in an opening, and further fine adjustment of the position of a chassis base is achieved, and the chassis base is moved to a position suitable for the length of the operating vehicle body;
s3: meanwhile, the operator rotates the knob, and the extension plate is moved to a proper position through the connection relation between the first screw rod and the first slide block;
s4: a movable plate is slid outside the chassis base to enable the connecting rod and the second gear to move, and the second gear is meshed with gear teeth on the outer wall of the knob to brake the knob;
s5: the fastening bolts are arranged on the movable plate and the chassis base to fix the movable plate;
s6: starting a second motor, and moving the support plate to the level height of the bottom end of the chassis seat through the connection relation of the second screw rod, the second slide block, the telescopic connecting rod, the connecting shaft and the groove;
s7: starting the longitudinal hydraulic rod to move the chassis micro-adjuster, the chassis base, the extension plate and the support plate downwards to realize the contact between the support plate and the chassis base and the ground;
s8: starting the power-on action of the aerial work device to realize aerial work; and when the high-altitude operation device is reset to the right position, the H-shaped supporting leg frame starts to reset.
Compared with the prior art, the invention has the beneficial effects that:
(1) during work, 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 in contact with the ground; through the action of the chassis fine adjuster, the connecting rod, the motor I, the gear I, the toothed plate, the opening and the sliding rod, fine adjustment operation can be conveniently carried out on the position of the chassis seat, the position of the chassis seat is further finely adjusted according to the length of the operation vehicle body, meanwhile, through the design of the expander, the contact area between the H leg frame and the ground is effectively enlarged, the support stability of the H leg frame is further improved, if the H leg frame is not supported by the ground, the high-altitude operation device cannot be powered on, and when the high-altitude operation device is not reset in place, the H leg frame is not reset, so that the working stability of the high-altitude operation device is effectively improved, and the safety of high-altitude workers is guaranteed;
(2) through holding tank one, holding tank two, backup pad, dead 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 holding area on ground, and then improved the support stability of H landing leg frame.
(3) The chassis of the chassis seat is effectively increased 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, and the contact stability of the chassis seat is effectively increased.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an H-leg frame according to the present invention;
FIG. 3 is a schematic diagram of the internal structure of the chassis trimmer of the present invention;
FIG. 4 is a schematic view of the amplifier of the present invention;
FIG. 5 is an enlarged view taken at A of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic view of the structure of the support member of the present invention;
in the figure: 1. an operation vehicle body; 2. an aerial work device; 3. h, a leg support; 4. a transverse hydraulic rod; 5. a connecting member; 6. a longitudinal hydraulic rod; 7. a supporting seat; 8. a support chassis; 9. a chassis trimmer; 10. a connecting rod; 11. a chassis base; 12. an amplifier; 121. a through groove; 122. an extension plate; 123. a stopper 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 bearing; 21. rolling a groove; 22. a brake; 221. a movable plate; 222. a connecting rod; 223. a second gear; 224. a limiting plate; 225. a support baffle; 226. fastening a bolt; 23. a telescopic pull rod; 24. a spring; 25. a support member; 251. a first accommodating groove; 252. a second accommodating groove; 253. a support plate; 254. an empty groove; 26. a driver; 261. a second motor; 262. a second screw rod; 263. a second sliding block; 264. a first base; 265. a second base; 266. a telescopic connecting rod; 267. a connecting shaft; 268. grooving; 269. a roller; 27. a storage box.
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.
In the first embodiment, as shown in fig. 1 to 6, the present invention includes a working vehicle body 1, an aerial work device 2, and two H-leg frames 3, where it should be noted that if the H-leg frames 3 are not supported by the ground, the aerial work device 2 cannot be powered, and when the aerial work device 2 is not reset, the H-leg frames 3 are not reset, so as to improve the stability of the working vehicle body 1, the aerial work device 2 effectively improves the working stability of the working vehicle body 1 by the design of the H-leg frames 3, the H-leg frames 3 include two transverse hydraulic rods 4, the bottom ends of the two transverse hydraulic rods 4 are connected by a support base 7, the support base 7 is installed at the top end of the working vehicle body 1, the output end of the transverse hydraulic rod 4 is connected with a connecting member 5, the bottom end of the connecting member 5 is provided with a longitudinal hydraulic rod 6, the bottom end of the longitudinal hydraulic rod 6 is connected with a support chassis 8, the transverse movement of the supporting chassis 8 is convenient to realize through the design of the transverse hydraulic rod 4, and the height adjustment of the supporting chassis 8 is convenient to realize through the 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;
chassis micromatic setting 9 includes the containing box 27 of being connected with 6 output ends of vertical hydraulic stem, opening 17 has been seted up to the bottom of containing box 27, the inside of containing box 27 is equipped with motor 13, the cover is equipped with gear 14 on the output shaft of motor 13, the inside of containing box 27 is equipped with slide bar 18, the outside cover of slide bar 18 is equipped with the pinion rack 15 of being connected with the meshing of gear 14, the bottom of pinion rack 15 is equipped with connecting plate 16, the bottom of connecting plate 16 runs through opening 17's inside and is connected with connecting rod 10 top, design through chassis micromatic setting 9, be convenient for realize the position control to expander 12.
In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, 2 and 3, the connecting plate 16 is sleeved with a sliding plate 19, the balls 20 are symmetrically embedded in two sides of the bottom end of the sliding plate 19, and the inner bottom end of the accommodating box 27 is provided with a rolling groove 21 movably connected with the balls 20, so that the moving stability of the sliding plate 19 is improved, and the friction force is reduced.
In the third embodiment, based on the first embodiment, as shown in fig. 2 and 4, the expander 12 includes a through slot 121, an extending plate 122, a stopping plate 123, a first slider 124, a first lead screw 125, a knob 126, gear teeth 127, a brake 22 and a supporting member 25, the two through slots 121 are respectively opened at two sides of the chassis base 11, the extending plate 122 is inserted into the through slot 121, the supporting member 25 is installed inside the extending plate 122, the stopping plate 123 located outside the chassis base 11 is disposed at one side of the bottom ends of the two extending plates 122, the first slider 124 located inside the chassis base 11 is disposed at one side of the top ends of the two extending plates 122, the two first sliders 124 are connected by the first lead screw 125, it should be noted that the first lead screw 125 is a bidirectional lead screw, the knob 126 located outside the chassis base 11 is disposed at one end of the first lead screw 125, the gear teeth 127 is disposed on the outer wall of the knob 126, the brake 22 is disposed at the top end of the outer wall of the chassis base 11, and the gear teeth 127 are movably connected with the brake 22, so that the action of the extension plate 122 is realized, the contact area of the support chassis 8 and the ground is effectively increased, and the support stability of the H-leg frame 3 is further improved.
In a fourth embodiment, on the basis of the third embodiment, as shown in fig. 2 and 4, the two extending plates 122 are connected by a telescopic pull rod 23 near one end, and a spring 24 is sleeved outside the telescopic pull rod 23, so that the two extending plates 122 can be connected.
Fifth embodiment, based on the third embodiment, as shown in fig. 2, 4 and 5, the brake 22 includes a movable plate 221, a second engaging rod 222, a second gear 223, a second limiting plate 224, a supporting baffle 225 and a fastening bolt 226, the movable plate 221 is movably mounted on one side of the outer wall of the chassis base 11, the second engaging rod 222 is disposed at a middle position of one side of the movable plate 221, the second gear 223 engaged with the gear teeth 127 is disposed at one end of the second engaging rod 222, the second limiting plate 224 movably connected with the movable plate 221 is disposed 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 as to fix the knob 126 and provide convenience for fixing the extension plate 122.
Sixth embodiment, based on the third embodiment, as shown in fig. 2 and 6, the supporting member 25 includes a first receiving groove 251, a second receiving groove 252, a supporting plate 253, a hollow groove 254 and the driver 26, the first receiving groove 251 and the second receiving groove 252 are both disposed inside the extension plate 122, the first receiving groove 251 is located above the second receiving groove 252, the first receiving groove 251 is communicated with the second receiving groove 252, the supporting plate 253 is located below the extension plate 122, the driver 26 connected to the supporting plate 253 is disposed inside the first receiving groove 251, and the hollow grooves 254 are symmetrically disposed on two sides of the second receiving groove 252, so that the supporting plate 253 is supported by the ground, and the contact area between the supporting chassis 8 and the ground is increased.
Seventh embodiment, on the basis of the sixth embodiment, as shown in fig. 2 and 6, the driver 26 includes a second motor 261, a second screw rod 262, a second slider 263, a first base 264, a second base 265, two telescopic links 266, a connecting shaft 267, a slot 268 and a roller 269, the second motor 261 is installed on an inner wall of the first accommodating groove 251, an output shaft of the second motor 261 is connected with the second screw rod 262, it should be noted that the second screw rod 262 is a bidirectional screw rod, the second slider 263 is symmetrically sleeved on the second screw rod 262, the first base 264 is installed at bottom ends of the second slider 263, the second base 265 is installed at top ends of the supporting plates 253, the second base 265 and the first base 264 are connected through the telescopic links 266, the two telescopic links 266 are connected through the connecting shaft 267, the slot 268 is opened on an inner wall of the extending plate 122, one end of the connecting shaft 267 extends into the slot 268, and the roller 269 located inside the slot 268 is sleeved on the connecting shaft 267, thereby providing power to the support plate 253 and facilitating the height adjustment of the support plate 253.
In an eighth embodiment, on the basis of the seventh embodiment, as shown in fig. 2 and 6, the top ends of the two second sliders 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 slidably connected with the moving block, so that the moving stability of the second slider 263 is improved.
The method of the boom interlocking system of the embodiment comprises the following steps:
s1: starting the transverse hydraulic rod 4 to enable an output shaft of the transverse hydraulic rod 4 to drive the longitudinal hydraulic rod 6 and the support chassis 8 to transversely move to a set position;
s2: starting the first motor 13, so that the first gear 14 drives the toothed plate 15 to slide on the sliding rod 18, the toothed plate 15 drives the connecting plate 16 and the connecting rod 10 to slide in the opening 17, and further, the position of the chassis base 11 is finely adjusted, and the chassis base 11 is moved to a position suitable for the length of the operating vehicle body 1;
s3: meanwhile, the worker rotates the knob 126 to move the extension plate 122 to a proper position through the connection relationship between the first screw rod 125 and the first slide block 124;
s4: sliding the movable plate 221 outside the chassis base 11, so that the engaging rod 222 and the second gear 223 move, and the second gear 223 is engaged with the gear teeth 127 on the outer wall of the knob 126, thereby completing the braking of the knob 126;
s5: the fastening bolt 226 is installed on the movable plate 221 and the chassis base 11 to fix the movable plate 221;
s6: starting a second motor 261, and moving the support plate 253 to the flush height of the bottom end of the chassis base 11 through the connection relationship of a second screw rod 262, a second slide block 263, a telescopic connecting rod 266, a connecting shaft 267 and a slot 268;
s7: starting the longitudinal hydraulic rod 6 to move the chassis trimmer 9, the chassis base 11, the extension plate 122 and the support plate 253 downwards so as to realize the contact between the support plate 253 and the chassis base 11 and the ground;
s8: starting the power-on action of the aerial work device 2 to realize aerial work; when the aerial work device 2 is reset to the proper position, the H-leg support 3 starts to reset.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 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 (9)
1. The utility model provides a swing arm interlocking system, includes operation car body (1), high altitude construction device (2) and two H leg frame (3), its characterized in that: the H-shaped supporting 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 installed at the top end of the operating vehicle body (1), the output end of each transverse hydraulic rod (4) is connected with a connecting piece (5), a longitudinal hydraulic rod (6) is arranged at the bottom end of each connecting piece (5), and the bottom end of each longitudinal hydraulic rod (6) is connected with a supporting chassis (8);
the supporting chassis (8) comprises a chassis fine adjuster (9), the bottom end of the chassis fine adjuster (9) is provided with a connecting rod (10), the bottom end of the connecting rod (10) is provided with a chassis seat (11), and the chassis seat (11) is provided with an expander (12);
chassis micromatic setting (9) include containing box (27) of being connected with vertical hydraulic stem (6) output, opening (17) have been seted up to the bottom of containing box (27), the inside of containing box (27) is equipped with motor (13), the cover is equipped with gear (14) on the output shaft of motor (13), the inside of containing box (27) is equipped with slide bar (18), the outside cover of slide bar (18) is equipped with pinion rack (15) of being connected with gear (14) meshing, the bottom of pinion rack (15) is equipped with connecting plate (16), the bottom of connecting plate (16) runs through the inside of opening (17) and is connected with connecting rod (10) top.
2. The boom interlock system according to claim 1, wherein: the connecting plate (16) is sleeved with a sliding plate (19), balls (20) are symmetrically embedded in 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 according to claim 1, wherein: 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 support pieces (25), wherein the two through grooves (121) are respectively arranged on two sides of a chassis base (11), the extension plates (122) are respectively inserted into the through grooves (121), the support 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), the first sliding blocks (124) positioned inside the chassis base (11) are respectively arranged on one sides of the top ends of the two extension plates (122), the two first sliding blocks (124) are connected through the first screw rods (125), the knobs (126) positioned outside the chassis base (11) are arranged on one ends of the first screw rods (125), and the gear teeth (127) are equidistantly arranged on the outer walls of the knobs (126), the top end of the outer wall of the chassis base (11) is provided with a brake (22), and the gear teeth (127) are movably connected with the brake (22).
4. A boom interlock system according to claim 3, wherein: two the extension board (122) are close to one end mutually and are connected through flexible pull rod (23), and the outside cover of flexible pull rod (23) is equipped with spring (24).
5. A boom interlock system according to claim 3, wherein: the brake (22) comprises a movable plate (221), a joint rod (222), a second gear (223), a limiting plate (224), a supporting baffle (225) and a fastening bolt (226), the movable plate (221) is movably mounted on one side of the outer wall of the chassis base (11), the joint rod (222) is arranged in the middle of one side of the movable plate (221), the second gear (223) meshed with the gear teeth (127) is arranged at one end of the joint rod (222), the limiting plate (224) movably connected with the movable plate (221) is arranged on 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).
6. A boom interlock system according to claim 3, wherein: the supporting piece (25) comprises a first accommodating groove (251), a second accommodating groove (252), a supporting plate (253), an empty groove (254) and a driver (26), the first accommodating groove (251) and the second accommodating groove (252) are arranged inside the extension 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 extension plate (122), the driver (26) connected with the supporting plate (253) is arranged inside the first accommodating groove (251), and the empty groove (254) is symmetrically formed in two sides of the second accommodating groove (252).
7. The boom interlock system according to claim 6, wherein: the driver (26) comprises a second motor (261), a second screw rod (262), a second sliding block (263), a first base (264), a second base (265), a telescopic connecting rod (266), a connecting shaft (267), a groove (268) and a roller (269), wherein the second motor (261) is installed on the inner wall of the first accommodating groove (251), an output shaft of the second motor (261) is connected with the second screw rod (262), the second sliding block (263) is symmetrically sleeved on the second screw rod (262), the first base (264) is arranged at the bottom end of the second sliding block (263), the second base (265) is installed at the top end of the supporting plate (253), the second base (265) and the first base (264) are connected through the telescopic connecting rod (266), the two telescopic connecting rods (266) are connected through the connecting shaft (267), the groove (268) is formed in the inner wall of the extending plate (122), one end of the connecting shaft (267) extends to the inside of the groove (268), and a roller (269) positioned in the groove (268) is sleeved on the connecting shaft (267).
8. The boom interlock system according to claim 7, wherein: the top ends of the two second sliding blocks (263) are provided with moving blocks, and the top end of the inner wall of the first accommodating groove (251) is provided with a moving groove in sliding connection with the moving blocks.
9. A method of interlocking a boom according to any of claims 1 to 8, characterized in that: the method comprises the following steps:
s1: starting the transverse hydraulic rod (4) to enable an output shaft of the transverse hydraulic rod (4) to drive the longitudinal hydraulic rod (6) and the supporting chassis (8) to transversely move to a set position;
s2: starting a first motor (13), so that a first gear (14) drives a toothed plate (15) to slide on a sliding rod (18), the toothed plate (15) drives a connecting plate (16) and a connecting rod (10) to slide in an opening (17), further position fine adjustment of a chassis base (11) is achieved, and the chassis base (11) is moved to a position suitable for the length of the operation vehicle body (1);
s3: meanwhile, the operator rotates the knob (126), and the extension plate (122) is moved to a proper position through the connection relation between the first screw rod (125) and the first sliding block (124);
s4: sliding a movable plate (221) outside the chassis base (11) to enable the connecting rod (222) and the second gear (223) to move, and enabling the second gear (223) to be meshed with the gear teeth (127) on the outer wall of the knob (126) to brake the knob (126);
s5: the fastening bolt (226) is arranged on the movable plate (221) and the chassis base (11) to realize the fixation of the movable plate (221);
s6: a second motor (261) is started, and the support plate (253) is moved to the flush height of the bottom end of the chassis base (11) through the connection relation of the second screw rod (262), the second slider (263), the telescopic connecting rod (266), the connecting shaft (267) and the slot (268);
s7: starting the longitudinal hydraulic rod (6) to move the chassis trimmer (9), the chassis base (11), the extension plate (122) and the support plate (253) downwards to realize the contact of the support plate (253) and the chassis base (11) with the ground;
s8: starting the power-on action of the aerial work device (2) to realize aerial work; when the high-altitude operation device (2) is reset to the right position, the H supporting 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 |
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| Publication Number | Publication Date |
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| CN114031009A true CN114031009A (en) | 2022-02-11 |
| CN114031009B CN114031009B (en) | 2023-09-15 |
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| CN202111212610.4A Active CN114031009B (en) | 2021-10-19 | 2021-10-19 | Swing arm interlocking system and method |
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| CN (1) | CN114031009B (en) |
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 |
-
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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| Publication number | Publication date |
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| CN114031009B (en) | 2023-09-15 |
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