CN111891909A

CN111891909A - Anti-toppling supporting equipment for automobile crane

Info

Publication number: CN111891909A
Application number: CN202010820794.1A
Authority: CN
Inventors: 刘洋
Original assignee: Hangzhou Gangfang Machinery Technology Co ltd
Current assignee: Hangzhou Gangfang Machinery Technology Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-11-06

Abstract

The invention discloses an anti-toppling supporting device of an automobile crane, which comprises a machine body, wherein a power cavity is arranged in the machine body, a moving cavity and a pushing cavity are arranged on the front side of the power cavity, a slide rail cavity is arranged on the front side of the machine body, a starting cavity is arranged on the right side of the machine body, a central rotating block slides in the slide rail cavity, supporting slide rods are fixedly arranged on the upper side and the lower side of the central rotating block, a supporting slide block sliding in the machine body is fixedly arranged on the supporting slide rods, a gear rotating shaft is fixedly arranged on the rear side of the central rotating block, a moving gear is fixedly arranged on the rear side of the gear rotating shaft, two rotating shaft rods sliding in the pushing cavity are fixedly arranged on the gear rotating shaft, a moving device rotating in a moving mode is arranged in the machine body, a starting device for detecting the inclination of the crane is arranged on the right side of the machine body, a supporting, the potential safety hazard is reduced, and the safety in the operation process is effectively ensured.

Description

Anti-toppling supporting equipment for automobile crane

Technical Field

The invention relates to the related field of cranes, in particular to an anti-toppling supporting device of an automobile crane.

Background

At present, along with the development of society, a crane is required to be used for hoisting a large heavy object in a plurality of engineering constructions, a bearing support is required to be installed during the operation of the crane, the crane is prevented from toppling over, once the crane hoists an object to be overweight or the operation process is unexpected, the bearing support exceeds the bearing range of the bearing support, the crane can be inclined or even turned over, and the personnel and property are seriously damaged.

Disclosure of Invention

Aiming at the technical defects, the invention provides an anti-toppling supporting device for an automobile crane, which can overcome the defects.

The invention discloses an anti-toppling supporting device for an automobile crane, which comprises a machine body, wherein a power cavity is arranged in the machine body, a moving cavity and a pushing cavity are arranged on the front side of the power cavity, a slide rail cavity is arranged on the front side of the machine body, a starting cavity is arranged on the right side of the machine body, a center rotating block slides in the slide rail cavity, supporting slide rods are fixedly arranged on the upper side and the lower side of the center rotating block, supporting slide blocks sliding in the machine body are fixedly arranged on the supporting slide rods, a gear rotating shaft is fixedly arranged on the rear side of the center rotating block, a moving gear is fixedly arranged on the rear side of the gear rotating shaft, two rotating shaft rods sliding in the pushing cavity are fixedly arranged on the gear rotating shaft, a rotating shaft slide block sliding in the machine body is fixedly arranged on the rear side of the rotating shaft, and a; the moving device comprises a main motor fixedly arranged on the upper side surface of the machine body, the main motor is in power connection with a motor shaft, a power gear is fixedly arranged on the motor shaft, a fixed slide rail is fixedly arranged on the rear side wall of the power cavity, a gear ring meshed with the power gear is connected to the fixed slide rail in a sliding manner, a hydraulic pump is fixedly arranged in a center rotating block, a rotating fixed column is fixedly arranged on the lower side of the center rotating block, a rotating telescopic column is connected to the rotating fixed column in a sliding manner, a supporting body is fixedly arranged on the lower side of the rotating telescopic column, a supporting hydraulic cylinder is arranged in the supporting body, a supporting block is connected to the supporting hydraulic cylinder in a sliding manner, an electromagnetic power supply is fixedly arranged on the left side of the machine body, two electromagnetic cavities which are symmetrical up and down are fixedly arranged on the left side of, the electromagnetic cavity is connected with moving iron plates in a sliding manner, and a moving rod is fixedly arranged between each moving iron plate and the rotating shaft rod; the crane is characterized in that a starting device for detecting the inclination of the crane is arranged on the right side of the machine body, and a supporting device for supporting the crane is arranged on the supporting body.

Preferably, two buffer hydraulic cylinders which are symmetrical up and down are fixedly arranged on the left side wall of the pushing cavity, a buffer plate is connected to each buffer hydraulic cylinder in a sliding mode, a buffer spring is connected between each buffer plate and the left side wall of each buffer hydraulic cylinder, a hydraulic piston is connected to each buffer hydraulic cylinder in a sliding mode, a piston rod is fixedly arranged between each hydraulic piston and the rotating shaft rod, and an exhaust pipe communicated with the outside is connected to each buffer hydraulic cylinder.

Preferably, starting drive includes fixed mounting and is in start the contact magnet of chamber left side wall, lateral wall sliding connection has two lifter before the organism, every sliding connection has the screens piece in the lifter, be connected with the screens spring on the screens piece, be connected with the lift spring on the lifter, the lifter front side has set firmly the restriction piece, the operating handle has set firmly on the restriction piece, start the chamber before the lateral wall rotate be connected with the swinging arms, the swinging arms rear side has set firmly the metal ball, contact magnet with the metal ball respectively with main motor the hydraulic pump with electromagnetic power supply connecting wire.

Preferably, the supporting device includes an electromagnetic device fixedly installed in the supporting block, a rotating cavity is arranged in the supporting block, the electromagnetic device is in power connection with an electromagnetic push rod, two fixed blocks are fixedly arranged on the electromagnetic push rod, each fixed block is rotatably connected with a connecting rod, the left side of the connecting rod is rotatably connected with a moving block, a rotating support rod is fixedly arranged on the moving block, the rotating support rod is hinged with the supporting block, a rotating cushion block is fixedly arranged on the rotating support rod, a fixed cushion block is fixedly arranged on the left side of the supporting block, a hydraulic pipe is connected to the supporting hydraulic cylinder, the hydraulic pipe is communicated with the hydraulic pump, a telescopic spring is connected in the rotating fixed column, a rotating block is fixedly arranged on the rotating telescopic column, the rotating block can slide in the rotating fixed column, and a telescopic piston is slidably connected in the, the telescopic piston is fixedly provided with a telescopic rod fixedly connected with the rotary telescopic column, and the telescopic hydraulic cylinder and the hydraulic pump are connected with a pipeline.

The beneficial effects are that: the utility model provides a supporting equipment is prevented empting by mobile crane, wherein starting drive can detect the horizontality of hoist, and starting drive when the hoist inclines, mobile device can drive the removal of center turning block fast, and make it rotate, make equipment expand, supporting drive can expand equipment completely, support the hoist, prevent that the hoist from empting, this equipment can detect and protect the hoist when the hoist operation, the accident that takes place to incline when preventing the hoist from lifting by crane the heavy object turns over, reduce the potential safety hazard, the safety of operation in-process has effectively been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an overall top view of the anti-toppling support device of the truck crane according to the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken along line C-C of FIG. 2 in accordance with the present invention;

fig. 5 is a partial enlarged view of the invention at D in fig. 2.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to an anti-toppling supporting device of an automobile crane, which comprises a machine body 10, wherein a power cavity 65 is arranged in the machine body 10, a moving cavity 66 and a pushing cavity 68 are arranged on the front side of the power cavity 65, a slide rail cavity 67 is arranged on the front side of the machine body 10, a starting cavity 69 is arranged on the right side of the machine body 10, a central rotating block 16 slides in the slide rail cavity 67, supporting slide rods 52 are fixedly arranged on the upper side and the lower side of the central rotating block 16, supporting slide blocks 53 sliding in the machine body 10 are fixedly arranged on the supporting slide rods 52, a gear rotating shaft 18 is fixedly arranged on the rear side of the central rotating block 16, a moving gear 19 is fixedly arranged on the rear side of the gear rotating shaft 18, two rotating shaft rods 42 sliding in the pushing cavity 68 are fixedly arranged on the gear rotating shaft 18, a rotating shaft slide block 54 sliding in the machine body 10 is fixedly arranged on the rear side of the rotating shaft 42, and a moving and rotating moving, the moving device 71 comprises a main motor 11 fixedly installed on the upper side surface of the machine body 10, the main motor 11 is in power connection with a motor shaft 12, a power gear 13 is fixedly installed on the motor shaft 12, a fixed slide rail 14 is fixedly installed on the rear side wall of the power cavity 65, a gear ring 15 meshed with the power gear 13 is slidably connected onto the fixed slide rail 14, a hydraulic pump 17 is fixedly installed in a central rotating block 16, a rotary fixing column 41 is fixedly installed on the lower side of the central rotating block 16, a rotary telescopic column 25 is slidably connected into the rotary fixing column 41, a supporting body 27 is fixedly installed on the lower side of the rotary telescopic column 25, a supporting hydraulic cylinder 28 is arranged in the supporting body 27, a supporting block 29 is slidably connected into the supporting hydraulic cylinder 28, an electromagnetic power supply 51 is fixedly installed on the left side of the machine body 10, two electromagnetic cavities 73 which are vertically symmetrical are fixedly installed on the left side of the pushing cavity 68, the electromagnetic magnet 50 and the electromagnetic power supply 51 are connected with a lead, the electromagnetic cavity 73 is slidably connected with moving iron plates 49, a moving rod 43 is fixedly arranged between each moving iron plate 49 and the rotating shaft rod 42, the right side of the machine body 10 is provided with a starting device 70 for detecting the inclination of the crane, and the supporting body 27 is provided with a supporting device 72 for supporting the crane.

Advantageously, two vertically symmetrical buffer hydraulic cylinders 45 are fixedly arranged on the left side wall of the push cavity 68, a buffer plate 47 is slidably connected in each buffer hydraulic cylinder 45, a buffer spring 48 is connected between each buffer plate 47 and the left side wall of each buffer hydraulic cylinder 45, a hydraulic piston 46 is slidably connected in each buffer hydraulic cylinder 45, a piston rod 44 is fixedly arranged between each hydraulic piston 46 and the gear shaft rod 42, and an exhaust pipe 40 communicated with the outside is connected to each buffer hydraulic cylinder 45, so that when the main motor 11 is started, the motor shaft 12 rotates to drive the power gear 13 to rotate, the gear ring 15 is driven to rotate, the electromagnetic power source 51 is also started, the electromagnetic magnet 50 is electrified to generate magnetism to attract the movable iron plate 49, and the movable iron plate 49 drives the gear shaft rod 42 and the gear shaft 18 to move through the movable rod 43, the gear rotating shaft 18 slides in the moving cavity 66, the rotating shaft rod 42 drives the piston rod 44 to move, the hydraulic piston 46 slides in the buffer hydraulic cylinder 45, the high pressure in the buffer hydraulic cylinder 45 is exhausted through the exhaust pipe 40, when the hydraulic piston 46 passes through the exhaust pipe 40, the high pressure in the buffer hydraulic cylinder 45 buffers the movement of the hydraulic piston 46, so that the rotating shaft rod 42 is decelerated, when the hydraulic piston 46 contacts the buffer plate 47, the hydraulic piston 46 pushes the buffer plate 47, so as to compress the buffer spring 48, the buffer spring 48 blocks the movement of the buffer plate 47 and the hydraulic piston 46, so as to slow down the movement of the rotating shaft rod 42, the gear rotating shaft 18 makes the central rotating block 16 and the moving gear 19 move to the left, the moving gear 19 is engaged with the inner side of the gear ring 15, and the gear ring 15 drives the moving gear 19 to rotate, the center rotating block 16 is driven to rotate, so that the rotating fixing column 41 and the rotating telescopic column 25 rotate, the rotation of the center rotating block 16 is stopped after ninety degrees, and the rotating fixing column 41 and the rotating telescopic column 25 are located at horizontal positions.

Advantageously, the actuating device 70 comprises a contact magnet 55 fixedly mounted on the left side wall of the actuating chamber 69, two lifting rods 60 are slidably connected to the front side wall of the machine body 10, a locking block 62 is slidably connected to each lifting rod 60, a locking spring 63 is connected to each locking block 62, a lifting spring 61 is connected to each lifting rod 60, a limiting block 58 is fixedly arranged on the front side of each lifting rod 60, an operating handle 59 is fixedly arranged on each limiting block 58, a swinging rod 57 is rotatably connected to the front side wall of the actuating chamber 69, a metal ball 56 is fixedly arranged on the rear side of each swinging rod 57, the contact magnet 55 and the metal ball 56 are respectively connected with the main motor 11, the hydraulic pump 17 and the electromagnetic power supply 51 through wires, so that the machine body 10 is fixed on the crane, when the crane works, the operating handle 59 is manually pulled up, the limiting blocks 58 are pulled up forward, when the crane inclines, the metal ball 56 inclines under gravity, the swing rod 57 rotates, when the metal ball 56 contacts the contact magnet 55, a circuit is connected, the main motor 11, the hydraulic pump 17 and the electromagnetic power supply 51 are started, when the crane does not work, the limiting block 58 is pressed, the clamping block 62 is clamped in the machine body 10, the lifting spring 61 is compressed, the limiting block 58 is clamped on the swing rod 57, the swing rod 57 is vertical, and the metal ball 56 is separated from the contact magnet 55.

Advantageously, the supporting device 72 includes an electromagnetic device 30 fixedly installed in the supporting block 29, a rotating cavity 64 is provided in the supporting block 29, the electromagnetic device 30 is dynamically connected with an electromagnetic push rod 31, two fixing blocks 32 are fixedly installed on the electromagnetic push rod 31, a connecting rod 33 is rotatably connected to each fixing block 32, a moving block 34 is rotatably connected to the left side of the connecting rod 33, a rotating support rod 35 is fixedly installed on the moving block 34, the rotating support rod 35 is hinged to the supporting block 29, a rotating cushion block 36 is fixedly installed on the rotating support rod 35, a fixing cushion block 38 is fixedly installed on the left side of the supporting block 29, a hydraulic pipe 26 is connected to the supporting hydraulic cylinder 28, the hydraulic pipe 26 is communicated with the hydraulic pump 17, a telescopic spring 23 is connected to the rotating fixed column 41, a rotating block 24 is fixedly installed on the rotating telescopic column 25, and the rotating block 24 can slide inside the rotating fixed column 41, a telescopic piston 21 is slidably connected to the telescopic hydraulic cylinder 20, a telescopic rod 22 fixedly connected to the rotary telescopic column 25 is fixedly connected to the telescopic piston 21, a pipe is connected to the telescopic hydraulic cylinder 20 and the hydraulic pump 17, so that when the contact magnet 55 and the metal ball 56 can be connected to the electromagnetic device 30, and when the contact magnet 55 and the metal ball 56 are in contact, the hydraulic pump 17 and the electromagnetic device 30 are started, the hydraulic pump 17 pushes the telescopic piston 21 to move, the rotary telescopic column 25 moves in the rotary fixed column 41, the telescopic spring 23 is stretched, the rotary block 24 slides in the rotary fixed column 41, the rotary telescopic column 25 rotates, the support body 27 is in a vertical state, and the support block 29 is pushed by the hydraulic pipe 26 to move, fixed cushion 38 contact ground supports, electromagnetism ware 30 drives electromagnetism push rod 31 removes, stimulates connecting rod 33 makes rotatory bracing piece 35 rotates to expand, rotatory cushion 36 contact ground, rotatory bracing piece 35 with rotatory cushion 36 supports, supporting shoe 29 with rotatory bracing piece 35 supports the hoist, prevents that the hoist from empting.

In the initial state, the main motor 11, the electromagnetic power source 51, the hydraulic pump 17, and the electromagnetic device 30 are not activated, the restricting block 58 catches the swing lever 57, and the extension spring 23 and the lift spring 61 are compressed.

When the main motor 11 is started, the motor shaft 12 rotates to drive the power gear 13 to rotate, the gear ring 15 is driven to rotate, the electromagnetic power supply 51 is also started, the electromagnetic magnet 50 is electrified to generate magnetism to attract the movable iron plate 49, the movable iron plate 49 drives the rotating shaft rod 42 and the gear rotating shaft 18 to move through the movable rod 43, the gear rotating shaft 18 slides in the moving cavity 66, the rotating shaft rod 42 drives the piston rod 44 to move, the hydraulic piston 46 slides in the buffer hydraulic cylinder 45, high pressure in the buffer hydraulic cylinder 45 is exhausted through the exhaust pipe 40, the high-pressure buffer hydraulic piston 46 in the buffer hydraulic cylinder 45 moves to decelerate the rotating shaft rod 42 after the hydraulic piston 46 passes through the exhaust pipe 40, when the hydraulic piston 46 contacts the buffer plate 47, the hydraulic piston 46 pushes the buffer plate 47 to compress the buffer spring 48, the buffer spring 48 blocks the buffer plate 47 and the hydraulic piston 46 from moving to decelerate the rotating shaft rod 42, the gear rotating shaft 18 makes the center rotating block 16 and the moving gear 19 move to the left, the moving gear 19 is meshed with the inner side of the gear ring 15, the gear ring 15 drives the moving gear 19 to rotate, the center rotating block 16 is driven to rotate, the rotating fixed column 41 and the rotating telescopic column 25 rotate, the center rotating block 16 stops rotating after rotating ninety degrees, the rotating fixed column 41 and the rotating telescopic column 25 are in horizontal positions, the machine body 10 is fixed on the crane, when the crane works, the operating handle 59 is manually pulled up, the limiting block 58 is pulled up forwards, when the crane works, the metal ball 56 inclines under gravity, the swinging rod 57 rotates, when the metal ball 56 is in contact with the contact magnet 55, a circuit is connected, the main motor 11, the hydraulic pump 17 and the electromagnetic power supply 51 are started, when the crane does not work, the limiting block 58 is pressed down, the clamping block 62 clamps the machine body 10, the lifting spring 61 is compressed, the limiting block 58 clamps the swinging rod, the oscillating lever 57 is vertical, the metal ball 56 is separated from the contact magnet 55, and when the contact magnet 55 and the metal ball 56 can turn on the electromagnet 30, when the contact magnet 55 and the metal ball 56 are in contact with each other, the hydraulic pump 17 and the electromagnetic device 30 are activated, the hydraulic pump 17 pushes the telescopic piston 21 to move, the rotary telescopic column 25 moves in the rotary fixed column 41, the telescopic spring 23 is extended, the rotary block 24 slides in the rotary fixed column 41, the rotary telescopic column 25 rotates, the support body 27 is in a vertical state, the supporting block 29 is pushed to move through the hydraulic pipe 26, the fixed cushion block 38 is in contact with the ground for supporting, the electromagnetic device 30 drives the electromagnetic push rod 31 to move, the connecting rod 33 is pulled, the rotating supporting rod 35 is rotated and unfolded, the rotating cushion block 36 is in contact with the ground, the rotating supporting rod 35 and the rotating cushion block 36 are supported, the supporting block 29 and the rotating supporting rod 35 support the crane, and the crane is prevented from toppling over.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a mobile crane prevents empting support equipment, includes the organism, its characterized in that: the machine body is internally provided with a power cavity, the front side of the power cavity is provided with a moving cavity and a pushing cavity, the front side of the machine body is provided with a slide rail cavity, the right side of the machine body is provided with a starting cavity, a center rotating block slides in the slide rail cavity, the upper side and the lower side of the center rotating block are fixedly provided with support slide bars, the support slide bars are fixedly provided with support slide blocks sliding in the machine body, the rear side of the center rotating block is fixedly provided with a gear rotating shaft, the rear side of the gear rotating shaft is fixedly provided with a moving gear, the gear rotating shaft is fixedly provided with two rotating shaft rods sliding in the pushing cavity, the rear side of the rotating shaft rods is fixedly provided with rotating shaft slide blocks sliding in the machine body, and the machine body is internally provided with; the moving device comprises a main motor fixedly arranged on the upper side surface of the machine body, the main motor is in power connection with a motor shaft, a power gear is fixedly arranged on the motor shaft, a fixed slide rail is fixedly arranged on the rear side wall of the power cavity, a gear ring meshed with the power gear is connected to the fixed slide rail in a sliding manner, a hydraulic pump is fixedly arranged in a center rotating block, a rotating fixed column is fixedly arranged on the lower side of the center rotating block, a rotating telescopic column is connected to the rotating fixed column in a sliding manner, a supporting body is fixedly arranged on the lower side of the rotating telescopic column, a supporting hydraulic cylinder is arranged in the supporting body, a supporting block is connected to the supporting hydraulic cylinder in a sliding manner, an electromagnetic power supply is fixedly arranged on the left side of the machine body, two electromagnetic cavities which are symmetrical up and down are fixedly arranged on the left side of, the electromagnetic cavity is connected with moving iron plates in a sliding manner, and a moving rod is fixedly arranged between each moving iron plate and the rotating shaft rod; the crane is characterized in that a starting device for detecting the inclination of the crane is arranged on the right side of the machine body, and a supporting device for supporting the crane is arranged on the supporting body.

2. The anti-toppling supporting device for the automobile crane according to claim 1, wherein: the left side wall of the pushing cavity is fixedly provided with two buffer hydraulic cylinders which are symmetrical up and down, each buffer hydraulic cylinder is internally and slidably connected with a buffer plate, a buffer spring is connected between the buffer plate and the left side wall of the buffer hydraulic cylinder, a hydraulic piston is slidably connected into the buffer hydraulic cylinder, a piston rod is fixedly arranged between each hydraulic piston and the rotating shaft rod, and the buffer hydraulic cylinders are connected with exhaust pipes communicated with the outside.

3. The anti-toppling supporting device for the automobile crane according to claim 1, wherein: the utility model discloses a portable electromagnetic power device, including the starter assembly, including the organism, the organism is connected with two lifter, every before the organism lateral wall sliding connection have a screens piece in the lifter, be connected with the screens spring on the screens piece, be connected with the lift spring on the lifter, the lifter front side has set firmly the restriction piece, the operation handle has set firmly on the restriction piece, the lateral wall rotates before the start chamber and is connected with the swinging arms, the swinging arms rear side has set firmly the metal ball, contact magnet with the metal ball respectively with main motor the hydraulic pump with electromagnetic power source connecting wire.

4. The anti-toppling supporting device for the automobile crane according to claim 1, wherein: the supporting device comprises an electromagnetic device fixedly installed in the supporting block, a rotating cavity is arranged in the supporting block, the electromagnetic device is in power connection with an electromagnetic push rod, two fixed blocks are fixedly arranged on the electromagnetic push rod, each fixed block is rotatably connected with a connecting rod, the left side of the connecting rod is rotatably connected with a moving block, a rotating support rod is fixedly arranged on the moving block and is hinged with the supporting block, a rotating cushion block is fixedly arranged on the rotating support rod, a fixed cushion block is fixedly arranged on the left side of the supporting block, a hydraulic pipe is connected to the supporting hydraulic cylinder and is communicated with the hydraulic pump, a telescopic spring is connected to the rotating fixed column, a rotating block is fixedly arranged on the rotating telescopic column and can slide in the rotating fixed column, and a telescopic piston is slidably connected to the telescopic hydraulic cylinder, the telescopic piston is fixedly provided with a telescopic rod fixedly connected with the rotary telescopic column, and the telescopic hydraulic cylinder and the hydraulic pump are connected with a pipeline.