CN216038211U

CN216038211U - Anti-swing grab trolley

Info

Publication number: CN216038211U
Application number: CN202220275976.XU
Authority: CN
Inventors: 胡建行; 佘煦; 胡子伟
Original assignee: Henan Jiujiu Intelligent Electric Group Co ltd
Current assignee: Henan Jiujiu Intelligent Electric Group Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-03-15
Anticipated expiration: 2032-02-11

Abstract

The utility model discloses an anti-swing grab bucket trolley which comprises a support frame and a grab bucket, wherein a guide cylinder is fixed on the outer wall of the bottom of the support frame through a bolt, a guide rod is inserted into the guide cylinder, a lifting plate is fixed at the bottom end of the guide rod through a bolt, a first spring connected with the guide rod is arranged on the inner wall of the top of the guide cylinder, a second spring connected with the lifting plate is arranged on the outer wall of the bottom of the guide cylinder, the second spring is sleeved outside the guide rod, and limiting grooves are formed in the inner walls of two sides of the guide cylinder. When the steel wire rope is wound or unwound, the guide rod slides in the guide cylinder, the guide rod can guide the lifting plate, the lifting plate and the grab bucket can be prevented from shaking, the stability is improved, the first spring and the second spring can have a certain buffering effect on the guide rod, the transmission motor can drive the screw rod to rotate and the thread of the blocking frame, and the blocking frame can move and be inserted in the slot.

Description

Anti-swing grab trolley

Technical Field

The utility model relates to the technical field of grab bucket trolleys, in particular to an anti-swing grab bucket trolley.

Background

The grab bucket dolly is heavy machinery's a load handling device, is the mechanism that often can use in the commodity circulation, and a large amount of particulate materials are loaded and unloaded on the spot to mainly used for departments such as estuary, harbour, station, mine, forest farm, and the grab bucket that is used for the hoist mainly realizes snatching and uninstalling of material, and the course of work is: hopper discharging, charging, lifting and discharging.

Chinese patent publication No. CN 214422107U's utility model provides an anti-sway grab car grab bucket that prevents inclining, including last supporting beam, the top of going up the supporting beam is fixed with four hoisting point gimbals, be equipped with the control box on the gimbals, the below of going up the supporting beam is equipped with a bottom suspension beam, be fixed with hydraulic system on the bottom suspension beam, hydraulic system includes the motor, hydraulic pump and hydraulic cylinder, the vertical setting of hydraulic cylinder, and hydraulic cylinder's fixed end articulates in the centre on bottom suspension beam top, hydraulic cylinder's free end articulates in the middle of the bottom of last supporting beam.

The existing grab bucket trolley is easy to shake in the process of releasing and receiving ropes, the stability is poor, the existing grab bucket trolley does not have the function of blocking materials, sand materials easily leak downwards from gaps of the grab bucket, and therefore the shaking prevention grab bucket trolley is urgently needed to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the prior art, the rope is easy to shake and does not have a material blocking function in the rope unwinding and rope winding processes, and provides an anti-shake grab bucket trolley.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an anti-swing grab bucket dolly, includes support frame and grab bucket, there is the guide cylinder through the bolt fastening on the outer wall of support frame bottom, and pegs graft and have the guide bar in the inside of guide cylinder, the bottom of guide bar has the lifter plate through the bolt fastening, be provided with the first spring that is connected with the guide bar on the inner wall at guide cylinder top, and be provided with the second spring that is connected with the lifter plate on the outer wall of guide cylinder bottom, the second spring cup joints the outside at the guide bar, the spacing groove has all been seted up on the inner wall of guide cylinder both sides, and all is provided with the stopper of sliding connection at the spacing inslot portion on the outer wall of guide bar both sides.

The key concept of the technical scheme is as follows: when wire rope rolling or unreeled, the guide bar slided in the inside of guide cylinder, can play the effect of direction to the lifter plate, and then can prevent that lifter plate and grab bucket from rocking, has improved the stationarity, and first spring and second spring can have certain cushioning effect to the guide bar.

Further, all be fixed with first rotation seat through the bolt on the outer wall of lifter plate both sides, and the inside of first rotation seat rotates through the pivot and is connected with the connecting rod, it rotates the seat to have the second through the bolt fastening on the outer wall at grab bucket top, and the bottom of connecting rod rotates through the pivot and connects the inside at the second rotation seat.

Furthermore, a hydraulic cylinder is fixed on the outer wall of the top of the lifting plate through a bolt, a supporting plate is fixed on the output end of the hydraulic cylinder through a bolt, and a supporting rod is fixed on the outer wall of the bottom of the supporting plate through a bolt.

Furthermore, a third rotating seat is fixed on the outer wall of the top of the grab bucket through a bolt, and the bottom end of the support rod is rotatably connected inside the third rotating seat through a rotating shaft.

Furthermore, a movable groove is formed in the outer wall of one side of the grab bucket, a blocking frame is connected to the inner portion of the movable groove in a sliding mode, a slot is formed in the outer wall of the other side of the grab bucket, the blocking frame is connected to the inner portion of the slot in an inserting mode, and a plurality of balls are arranged on the outer wall of the blocking frame.

Furthermore, be fixed with drive motor through the bolt on the inner wall of activity groove, and be fixed with the lead screw through the bolt on the output of drive motor, lead screw threaded connection keeps off the inside of frame, be fixed with the guide post through the bolt on the inner wall of activity groove, and the guide post plug-in is keeping off the inside of frame.

Further, a winding motor is fixed on the outer wall of the top of the support frame through bolts, a rope winding roller is fixed on the output end of the winding motor through bolts, a steel wire rope is wound outside the rope winding roller, and the bottom end of the steel wire rope is fixed on the outer wall of the top of the lifting plate.

The utility model has the beneficial effects that:

1. through lifter plate, guide cylinder, guide bar, first spring, second spring, spacing groove and the stopper that sets up, when wire rope rolling or unreel, the guide bar slides in the inside of guide cylinder, can play the effect of direction to the lifter plate, and then can prevent that lifter plate and grab bucket from rocking, has improved the stationarity, and first spring and second spring can have certain cushioning effect to the guide bar.

2. Through movable groove, slot, drive motor, fender frame, lead screw, ball and the guide post that sets up, drive motor can drive the lead screw and rotate and keep off the frame screw thread, can make and keep off the frame and remove the inside of pegging graft at the slot, can shelter from the gap between two grab buckets, can prevent to leak under the husky material.

3. Through the rope winding roller, the steel wire rope and the winding motor which are arranged, the winding motor can drive the rope winding roller to rotate, the rope winding roller can wind and unwind the steel wire rope, and then the lifting plate, the connecting rod and the grab bucket can be driven to lift.

Drawings

Fig. 1 is a schematic perspective view of an anti-swing grab trolley according to the present invention;

FIG. 2 is a schematic view of an anti-sway structure of an anti-sway grab trolley according to the present invention;

FIG. 3 is a schematic view of a grab bucket structure of an anti-swing grab car according to the present invention;

fig. 4 is a schematic diagram of a material blocking structure of an anti-swing grab trolley provided by the utility model;

fig. 5 is a schematic structural view of a guide column of the anti-swing grab trolley provided by the utility model.

In the figure: the device comprises a support frame 1, a lifting plate 2, a guide cylinder 3, a guide rod 4, a first spring 5, a second spring 6, a limit groove 7, a limit block 8, a grab bucket 9, a first rotating seat 10, a connecting rod 11, a second rotating seat 12, a hydraulic cylinder 13, a resisting plate 14, a resisting rod 15, a third rotating seat 16, a movable groove 17, a slot 18, a transmission motor 19, a blocking frame 20, a screw rod 21, a ball 22, a guide column 23, a rope collecting roller 24, a steel wire rope 25 and a winding motor 26.

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.

Referring to fig. 1 to 5, an anti-swing grab bucket trolley comprises a support frame 1 and a grab bucket 9, wherein a guide cylinder 3 is fixed on the outer wall of the bottom of the support frame 1 through a bolt, a guide rod 4 is inserted into the guide cylinder 3, a lifting plate 2 is fixed at the bottom end of the guide rod 4 through a bolt, a first spring 5 connected with the guide rod 4 is arranged on the inner wall of the top of the guide cylinder 3, a second spring 6 connected with the lifting plate 2 is arranged on the outer wall of the bottom of the guide cylinder 3, the second spring 6 is sleeved outside the guide rod 4, limiting grooves 7 are respectively arranged on the inner walls of two sides of the guide cylinder 3, limiting blocks 8 connected inside the limiting grooves 7 in a sliding manner are respectively arranged on the outer walls of two sides of the guide rod 4, the guide rod 4 slides inside the guide cylinder 3 in the lifting process of the lifting plate 2 and the grab bucket 9, and can guide the lifting plate 2, the lifting plate 2 and the grab bucket 9 can be prevented from shaking during lifting, and the stability is improved.

As apparent from the above description, the present invention has the following advantageous effects: when wire rope 25 rolling or unreeled, guide bar 4 slided in the inside of guide cylinder 3, can play the effect of direction to lifter plate 2, and then can prevent that lifter plate 2 and grab 9 from rocking, has improved the stationarity, and first spring 5 and second spring 6 can have certain cushioning effect to guide bar 4.

Further, all be equipped with first rotation seat 10 through the bolt fastening on the outer wall of lifter plate 2 both sides, and the inside of first rotation seat 10 is connected with connecting rod 11 through the pivot rotation, has second rotation seat 12 through the bolt fastening on the outer wall at grab bucket 9 top, and the bottom of connecting rod 11 rotates the inside of connecting at second rotation seat 12 through the pivot, can make grab bucket 9 activity.

Further, a hydraulic cylinder 13 is fixed on the outer wall of the top of the lifting plate 2 through a bolt, a resisting plate 14 is fixed on the output end of the hydraulic cylinder 13 through a bolt, and a resisting rod 15 is fixed on the outer wall of the bottom of the resisting plate 14 through a bolt; a third rotating seat 16 is fixed on the outer wall of the top of the grab bucket 9 through a bolt, the bottom end of the abutting rod 15 is rotatably connected inside the third rotating seat 16 through a rotating shaft, and the hydraulic cylinder 13 drives the abutting plate 14 and the abutting rod 15 to lift and lower, so that the grab bucket 9 can be closed and opened.

Furthermore, the outer wall of one grab bucket 9 side is provided with a movable groove 17, the inner sliding connection of the movable groove 17 is provided with a blocking frame 20, the outer wall of the other grab bucket 9 side is provided with a slot 18, the blocking frame 20 is inserted into the slot 18, the outer wall of the blocking frame 20 is provided with a plurality of balls 22, the blocking frame 20 can block the gap between the two grab buckets 9, and sand materials can be prevented from leaking.

Furthermore, a transmission motor 19 is fixed on the inner wall of the movable groove 17 through a bolt, a screw rod 21 is fixed on the output end of the transmission motor 19 through a bolt, the screw rod 21 is in threaded connection with the inside of the blocking frame 20, a guide post 23 is fixed on the inner wall of the movable groove 17 through a bolt, the guide post 23 is inserted into the blocking frame 20, the type of the transmission motor 19 is 51K60GRN-CF, the transmission motor 19 can drive the screw rod 21 to rotate and be in threaded connection with the blocking frame 20, and the blocking frame 20 can be further moved and inserted into the slot 18.

Further, a winding motor 26 is fixed on the outer wall of the top of the support frame 1 through bolts, a rope winding roller 24 is fixed on the output end of the winding motor 26 through bolts, a steel wire rope 25 is wound outside the rope winding roller 24, the bottom end of the steel wire rope 25 is fixed on the outer wall of the top of the lifting plate 2, the type of the winding motor 26 is YE2-280M-2, and the winding motor 26 can drive the rope winding roller 24 to rotate to wind the steel wire rope 25, so that the lifting plate 2 can be driven to lift.

By adopting the movable groove 17, the slot 18, the transmission motor 19, the baffle frame 20, the screw rod 21, the ball 22 and the guide column 23, the transmission motor 19 can drive the screw rod 21 to rotate and be threaded with the baffle frame 20, so that the baffle frame 20 can be movably inserted into the slot 18, a gap between the two grab buckets 9 can be shielded, and the sand-like materials can be prevented from leaking downwards; receive rope roller 24, wire rope 25 and rolling motor 26, rolling motor 26 can drive and receive rope roller 24 and rotate, receives rope roller 24 and can roll and unreel wire rope 25, and then can drive lifter plate 2, connecting rod 11 and grab bucket 9 lift.

The working principle of the utility model is as follows: when the anti-swing grab trolley is used, the winding motor 26 drives the rope winding roller 24 to rotate to unwind the steel wire rope 25, so that the lifting plate 2 can drive the grab bucket 9 to descend through the connecting rod 11, in the process of descending the lifting plate 2, the guide rod 4 slides in the guide cylinder 3, the function of guiding the lifting plate 2 can be achieved, the lifting plate 2 and the grab buckets 9 can be prevented from shaking in the ascending process, the stability is improved, the starting hydraulic cylinder 13 drives the supporting plate 14 and the supporting rod 15 to descend, the grab materials can be opened by the two grab buckets 9, the starting hydraulic cylinder 13 drives the supporting plate 14 and the supporting rod 15 to ascend, the two grab buckets 9 can be closed, the starting transmission motor 19 drives the lead screw 21 to rotate and the threads of the blocking frame 20, the blocking frame 20 can be moved and inserted into the slot 18, the gap between the two grab buckets 9 can be shielded, and sand materials can be prevented from leaking from the gap between the two grab buckets 9.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An anti-swing grab bucket trolley, which comprises a support frame (1) and a grab bucket (9), and is characterized in that, a guide cylinder (3) is fixed on the outer wall of the bottom of the support frame (1) through a bolt, a guide rod (4) is inserted in the guide cylinder (3), the bottom end of the guide rod (4) is fixed with a lifting plate (2) through a bolt, a first spring (5) connected with the guide rod (4) is arranged on the inner wall of the top of the guide cylinder (3), and a second spring (6) connected with the lifting plate (2) is arranged on the outer wall of the bottom of the guide cylinder (3), the second spring (6) is sleeved outside the guide rod (4), the inner walls of two sides of the guide cylinder (3) are both provided with limit grooves (7), and the outer walls of the two sides of the guide rod (4) are provided with limit blocks (8) which are connected inside the limit grooves (7) in a sliding manner.

2. The anti-swing grab trolley according to claim 1, wherein the outer walls of the two sides of the lifting plate (2) are respectively fixed with a first rotating seat (10) through bolts, the inside of the first rotating seat (10) is rotatably connected with a connecting rod (11) through a rotating shaft, the outer wall of the top of the grab bucket (9) is fixed with a second rotating seat (12) through bolts, and the bottom end of the connecting rod (11) is rotatably connected inside the second rotating seat (12) through the rotating shaft.

3. The anti-swing grab trolley according to claim 2, characterized in that the outer wall of the top of the lifting plate (2) is fixed with a hydraulic cylinder (13) through a bolt, the output end of the hydraulic cylinder (13) is fixed with a resisting plate (14) through a bolt, and the outer wall of the bottom of the resisting plate (14) is fixed with a resisting rod (15) through a bolt.

4. The anti-swing grab trolley according to claim 3, characterized in that a third rotating seat (16) is fixed on the outer wall of the top of the grab bucket (9) through bolts, and the bottom end of the resisting rod (15) is rotatably connected inside the third rotating seat (16) through a rotating shaft.

5. The anti-swing grab trolley according to claim 1, wherein a movable groove (17) is formed in the outer wall of one side of one of the grab buckets (9), a blocking frame (20) is connected to the inside of the movable groove (17) in a sliding manner, a slot (18) is formed in the outer wall of one side of the other grab bucket (9), the blocking frame (20) is inserted into the slot (18), and a plurality of balls (22) are arranged on the outer wall of the blocking frame (20).

6. The anti-swing grab trolley according to claim 5, wherein the inner wall of the movable groove (17) is fixed with a transmission motor (19) through a bolt, the output end of the transmission motor (19) is fixed with a screw rod (21) through a bolt, the screw rod (21) is in threaded connection with the inside of the blocking frame (20), the inner wall of the movable groove (17) is fixed with a guide post (23) through a bolt, and the guide post (23) is inserted into the inside of the blocking frame (20).

7. The anti-swing grab trolley according to claim 1, wherein a winding motor (26) is fixed on the outer wall of the top of the support frame (1) through a bolt, a rope winding roller (24) is fixed on the output end of the winding motor (26) through a bolt, a steel wire rope (25) is wound outside the rope winding roller (24), and the bottom end of the steel wire rope (25) is fixed on the outer wall of the top of the lifting plate (2).