CN220618210U

CN220618210U - Single girder gantry crane with prevent empting function

Info

Publication number: CN220618210U
Application number: CN202322050621.8U
Authority: CN
Inventors: 袁雷; 李大辉; 李文林
Original assignee: Guangzhou Shunyi Shield Machinery Equipment Co ltd
Current assignee: Guangzhou Shunyi Shield Machinery Equipment Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-03-19
Anticipated expiration: 2033-07-31

Abstract

The utility model discloses a single-girder gantry crane with an anti-toppling function, which comprises a cross beam and a plurality of groups of supporting frames, and further comprises an auxiliary supporting component, wherein the auxiliary supporting component comprises a fixed frame, a group of fixed sleeves are arranged on two side walls of the fixed frame, a group of movable sleeves are arranged on one side wall of each of the two groups of fixed sleeves, two groups of through holes are arranged on one side of each of the movable sleeves in the fixed sleeves, a group of driving motors are arranged on one side inner wall of each of the two groups of through holes, a group of gears are arranged at the output ends of the two groups of driving motors, a group of fixed racks are respectively meshed and connected with the outer sides of the two groups of gears, and the two groups of fixed racks are respectively arranged on the inner walls of the two groups of grooves, so that the gantry crane can further play a supporting role in supporting, and the supporting effect of the gantry crane is improved, so that the existing gantry crane is mainly used for outdoor operation, the problem that toppling phenomenon can occur when wind force is large is solved.

Description

Single girder gantry crane with prevent empting function

Technical Field

The utility model relates to the technical field of single-girder gantry cranes, in particular to a single-girder gantry crane with an anti-toppling function.

Background

Gantry cranes are a variant of bridge cranes, also called gantry cranes. The device is mainly used for loading and unloading operations of outdoor goods yards, stock yards and bulk cargoes. The portal crane has the characteristics of high field utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port cargo yards.

The traditional Chinese patent with the patent publication number of CN217650767U discloses an European single-girder portal crane, when the device is used, through the motor IV, the first screw rod can rotate at the moment through the operation of the motor III, so that the first screw rod is driven to move in the motor IV, meanwhile, the screw rod V can drive the positioning block III to move in the screw rod V, so that the hanging arm can move forwards and backwards, and because of the operation of the motor IV, the positioning block IV can rotate, at the moment, the positioning block IV is driven to move in the screw rod VI, and meanwhile, the screw rod II can also rotate and drive the positioning block II to move in the screw rod II, so that the hanging arm can move left and right in the screw rod IV, and the accurate positioning of cargoes can be achieved through the operation of staff; through the motor II, when the crane works, the gear is driven to rotate through the work of the motor II, and at the moment, the push plate moves downwards in the groove II to form a closed loop for the hook because the rack is meshed with the gear, so that the phenomenon that goods cannot fall off due to shaking when the hook ascends is avoided;

however, in the above patent, only two sets of supporting frames are used to support the cross beam, and the gantry crane is mainly used for open-air operation, has a larger windward area, and may topple when the wind force is larger, so we propose a single-girder gantry crane with anti-toppling function to solve the above mentioned problems.

Disclosure of Invention

The utility model aims to provide a single-girder portal crane with an anti-toppling function, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a single girder gantry crane with prevent empting function, includes the crossbeam and sets up multiunit support frame on the terminal surface under the crossbeam, still includes auxiliary stay subassembly, auxiliary stay subassembly is used for improving the supporting effect of support frame, auxiliary stay subassembly sets up on multiunit support frame, auxiliary stay subassembly includes fixed frame, fixed frame sets up on the terminal surface under the support frame, all be provided with a set of fixed sleeve on the both sides wall of fixed frame, two sets of all be provided with a set of movable sleeve on fixed sleeve's a lateral wall, the inside movable sleeve's of fixed sleeve one side is provided with two sets of through-holes, two sets of all be provided with a set of driving motor on the one side inner wall of through-hole, two sets of driving motor's output all is provided with a set of gear, two sets of the outside all meshing of gear is connected with a set of fixed rack, two sets of fixed rack set up respectively on the inner wall of two sets of recess, two sets of recess set up respectively on fixed sleeve's upper and lower inner wall.

As a further scheme of the utility model: the auxiliary support assembly further comprises a bidirectional rack, the bidirectional rack is arranged on the inner sides of the two groups of gears, the bidirectional rack is connected with the gears in a meshed mode, a sliding rod is arranged on one side of the bidirectional rack, and the other end of the sliding rod penetrates through the movable sleeve and extends to the outer portion of the movable sleeve.

As a further scheme of the utility model: the other end of slide bar is connected with electric putter, be provided with the backup pad on electric putter's the lower terminal surface, be provided with two sets of auxiliary wheels on the lower terminal surface of backup pad, multiunit all be provided with a set of gyro wheel on the lower terminal surface of fixed frame.

As a further scheme of the utility model: the two groups of auxiliary wheels are symmetrically arranged on the lower end face of the supporting plate.

As a further scheme of the utility model: the beam is provided with a lifting hook mechanism, and the lifting hook mechanism can slide along the direction of the beam.

As a further scheme of the utility model: one side is provided with a set of first auxiliary supporting rod between the two sets of support frames, and two sets of the below of first auxiliary supporting rod all is provided with a set of second auxiliary supporting rod, and two sets of second auxiliary supporting rod's both ends set up respectively on multiunit support frame.

As a further scheme of the utility model: and anti-corrosion layers are arranged on the outer side walls of the cross beam, the multiple groups of supporting frames and the multiple groups of auxiliary wheels.

As a further scheme of the utility model: the bottom end wall of the fixed frame is provided with an anti-slip pattern layer.

As a further scheme of the utility model: the first auxiliary supporting rod and the second auxiliary supporting rod are made of glass fiber materials.

As still further aspects of the utility model: the driving motor adopts a servo motor.

Compared with the prior art, the utility model has the beneficial effects that: this single girder gantry crane with prevent empting function through setting up auxiliary stay subassembly, can be further play the supporting role to gantry crane, has improved gantry crane's supporting effect to avoided current gantry crane mainly used open-air operation, have great windward area, when wind-force is great, the problem emergence of phenomenon that the gantry crane can appear empting.

This single girder gantry crane with prevent empting function through setting up inside fixed sleeve of auxiliary stay subassembly, remove sleeve, through-hole, driving motor, gear, fixed rack, recess, two-way rack and slide bar, can drive the slide bar and remove telescopic inside when the drive removes the sleeve and remove to can make the backup pad more swift move the both sides of fixed frame, practical relatively.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a.

Fig. 3 is a schematic structural view of a driving assembly in the present utility model.

Fig. 4 is a schematic structural view of a driving motor according to the present utility model.

Wherein: 1. a cross beam; 2. a support frame; 3. a fixed frame; 4. a fixed sleeve; 5. moving the sleeve; 6. a through hole; 7. a driving motor; 8. a gear; 9. a fixed rack; 10. a groove; 11. a bidirectional rack; 12. a slide bar; 13. an electric push rod; 14. a support plate; 15. an auxiliary wheel; 16. a hook mechanism; 17. a first auxiliary strut; 18. a second auxiliary strut; 19. and a roller.

Detailed Description

In one embodiment, as shown in fig. 1-4, a single girder gantry crane with anti-toppling function comprises a cross beam 1, a plurality of groups of supporting frames 2 arranged on the lower end face of the cross beam 1, and an auxiliary supporting component, wherein the auxiliary supporting component is used for improving the supporting effect of the supporting frames 2, the auxiliary supporting component is arranged on the plurality of groups of supporting frames 2, the auxiliary supporting component comprises a fixed frame 3, the fixed frame 3 is arranged on the lower end face of the supporting frames 2, two side walls of the fixed frame 3 are respectively provided with a group of fixed sleeves 4, one side wall of each of the two groups of fixed sleeves 4 is respectively provided with a group of movable sleeves 5, one side of the movable sleeve 5 in the fixed sleeve 4 is provided with two groups of through holes 6, one side inner wall of each of the two groups of through holes 6 is respectively provided with a group of driving motors 7, the output ends of each of the two groups of driving motors 7 are respectively provided with a group of gears 8, the outer sides of each group of the two groups of gears 8 are respectively meshed and connected with a group of fixed racks 9, the two groups of fixed racks 9 are respectively arranged on the inner walls of grooves 10, and the two groups of grooves 10 are respectively arranged on the upper inner walls and lower inner walls of the fixed sleeves 4; the driving motor 7 adopts a servo motor; the auxiliary supporting assembly further comprises a bidirectional rack 11, the bidirectional rack 11 is arranged on the inner sides of the two groups of gears 8, the bidirectional rack 11 is in meshed connection with the gears 8, one side of the bidirectional rack 11 is provided with a slide bar 12, and the other end of the slide bar 12 penetrates through the movable sleeve 5 and extends to the outer part of the movable sleeve 5; the other end of the sliding rod 12 is connected with an electric push rod 13, a supporting plate 14 is arranged on the lower end surface of the electric push rod 13, two groups of auxiliary wheels 15 are arranged on the lower end surface of the supporting plate 14, and a group of idler wheels 19 are arranged on the lower end surfaces of the multiple groups of fixed frames 3; two groups of auxiliary wheels 15 are symmetrically arranged on the lower end surface of the supporting plate 14; when the portal crane is used, the portal crane is moved to a proper position, then the portal crane is supported by the plurality of groups of fixing frames 3, then the plurality of groups of driving motors 7 are started, the driving motors 7 drive the movable sleeve 5 to move in the fixed sleeve 4 through the cooperation of the gears 8 and the fixed racks 9, the gears 8 drive the bidirectional racks 11 to move while rotating, the bidirectional racks 11 drive the sliding rods 12 to move in the movable sleeve 5, so that the movable sleeve 5 and the sliding rods 12 move and stretch out simultaneously, the plurality of groups of supporting plates 14 can be moved to the two sides of the fixing frames 3 more quickly, then the electric push rods 13 are pulled downwards, the supporting plates 13 drive the supporting plates 14 to move downwards, the supporting plates 14 drive the plurality of groups of auxiliary wheels 15 to contact with the ground, the portal crane can further play a supporting role, the supporting effect of the portal crane is improved, and the problem that the conventional portal crane is mainly used for operation and has a large windward area and the phenomenon that the portal crane may topple over when the wind force is large is solved.

As shown in fig. 1-3, a lifting hook mechanism 16 is arranged on the cross beam 1, and the lifting hook mechanism 16 can slide along the direction of the cross beam 1; a group of first auxiliary supporting rods 17 are arranged between the two groups of supporting frames 2 on one side, a group of second auxiliary supporting rods 18 are arranged below the two groups of first auxiliary supporting rods 17, and two ends of the two groups of second auxiliary supporting rods 18 are respectively arranged on the multiple groups of supporting frames 2; the first auxiliary supporting rod 17 and the second auxiliary supporting rod 18 are made of glass fiber materials; the first auxiliary supporting rods 17 and the second auxiliary supporting rods 18 are arranged to support the multiple groups of supporting frames 2, so that the multiple groups of supporting frames 2 are supported more stably. The outer side walls of the cross beam 1, the multiple groups of support frames 2 and the multiple groups of auxiliary wheels 15 are provided with anti-corrosion layers; the service lives of the cross beam 1, the multiple groups of support frames 2 and the multiple groups of auxiliary wheels 15 can be prolonged by arranging the anti-corrosion layer, and the bottom end wall of the fixed frame 3 is provided with an anti-slip pattern layer; the supporting effect of the fixing frame 3 can be further improved by arranging the anti-slip pattern layer.

The above-mentioned embodiment discloses a single girder gantry crane with prevent empting function, when using, remove the gantry crane to suitable position, then support the gantry crane through multiunit fixed frame 3, then start multiunit driving motor 7, driving motor 7 passes through gear 8 under the cooperation of fixed rack 9, drive movable sleeve 5 and remove in fixed sleeve 4's inside, gear 8 drives bidirectional rack 11 and removes in the pivoted, bidirectional rack 11 drives slide bar 12 and removes in movable sleeve 5's inside, thereby can make movable sleeve 5 and slide bar 12 remove simultaneously and stretch out, thereby can be more swift remove multiunit backup pad 14 to the both sides of fixed frame 3, then downwardly stretching electric putter 13, electric putter 13 drives backup pad 14 downwardly moving, backup pad 14 drives multiunit auxiliary wheel 15 and ground contact, thereby can further support fixed the gantry crane, the supporting effect of gantry crane has been improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a single girder gantry crane with prevent empting function, includes crossbeam (1) and sets up multiunit support frame (2) on terminal surface under crossbeam (1), its characterized in that still includes auxiliary stay subassembly, auxiliary stay subassembly is used for improving the supporting effect of support frame (2), auxiliary stay subassembly sets up on multiunit support frame (2), auxiliary stay subassembly includes fixed frame (3), fixed frame (3) set up on the lower terminal surface of support frame (2), all be provided with a set of fixed sleeve (4) on the both sides wall of fixed frame (3), two sets of all be provided with a set of movable sleeve (5) on the lateral wall of fixed sleeve (4), one side of movable sleeve (5) inside fixed sleeve (4) is provided with two sets of through-holes (6), two sets of all be provided with a set of driving motor (7) on the inner wall of one side of through-hole (6), two sets of driving motor (7) output all is provided with a set of gear (8), two sets of the outside of gear (8) all meshes and is connected with a set of fixed rack (9), set of rack (9) are fixed on the inner wall (10) respectively, the recess is set up on two sets of recess (10) respectively.

2. The single girder gantry crane with the anti-toppling function according to claim 1, wherein the auxiliary supporting assembly further comprises a bidirectional rack (11), the bidirectional rack (11) is arranged on the inner sides of the two groups of gears (8), the bidirectional rack (11) is connected with the gears (8) in a meshed mode, one side of the bidirectional rack (11) is provided with a sliding rod (12), and the other end of the sliding rod (12) penetrates through the moving sleeve (5) and extends to the outside of the moving sleeve (5).

3. The single-girder gantry crane with the anti-toppling function according to claim 2, wherein the other end of the sliding rod (12) is connected with an electric push rod (13), a supporting plate (14) is arranged on the lower end face of the electric push rod (13), two groups of auxiliary wheels (15) are arranged on the lower end face of the supporting plate (14), and a group of rollers (19) are arranged on the lower end faces of the fixed frames (3).

4. A single girder gantry crane with anti-toppling function according to claim 3, characterized in that two sets of said auxiliary wheels (15) are symmetrically arranged on the lower end face of the support plate (14).

5. Single girder gantry crane with anti-toppling function according to claim 1, characterized in that the girder (1) is provided with a hook mechanism (16), which hook mechanism (16) can slide in the direction of the girder (1).

6. The single-girder gantry crane with the anti-toppling function according to claim 1, wherein a first auxiliary supporting rod (17) is arranged between two groups of supporting frames (2) on one side, a second auxiliary supporting rod (18) is arranged below the first auxiliary supporting rods (17), and two ends of the second auxiliary supporting rods (18) are respectively arranged on the supporting frames (2).

7. The single-girder gantry crane with the anti-toppling function according to claim 4, wherein anti-corrosion layers are arranged on the outer side walls of the cross beam (1), the plurality of groups of supporting frames (2) and the plurality of groups of auxiliary wheels (15).

8. Single girder gantry crane with anti-toppling function according to claim 1, characterized in that the bottom end wall of the fixed frame (3) is provided with an anti-slip layer.

9. A single girder gantry crane with anti-toppling function according to claim 6, characterized in that the first auxiliary strut (17) and the second auxiliary strut (18) are both made of glass fibre material.

10. A single girder gantry crane with anti-toppling function according to claim 1, characterized in that the drive motor (7) is a servo motor.