CN112340303A

CN112340303A - Carriage detachable garbage truck colludes arm device

Info

Publication number: CN112340303A
Application number: CN201910719722.5A
Authority: CN
Inventors: 孙青�; 程远雄; 李善德; 黄其柏; 陆学保
Original assignee: HUBEI INSTITUTE OF SPECIALTY VEHICLE
Current assignee: HUBEI INSTITUTE OF SPECIALTY VEHICLE
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2021-02-09

Abstract

The invention discloses a garbage truck hook arm device with a detachable carriage, which comprises a basic arm and a telescopic arm, wherein the telescopic arm is fixedly connected with a hook, the telescopic arm and the basic arm realize telescopic operation through a slider mechanism, a driving mechanism and a locking mechanism, the telescopic operation can be adjusted according to garbage bins with different specifications, an arc-shaped reinforcing plate is arranged on the outer side of a bending angle of the basic arm, and a reinforcing block is fixedly connected to the inner side of the bending angle of the basic arm, so that the tensile strength is enhanced. The invention achieves the purposes of enhancing the tensile strength and improving the applicability by arranging the mutual matching of the basic arm, the telescopic arm, the hook, the arc-shaped reinforcing plate, the reinforcing block, the first shaft hole, the second shaft hole, the sliding block, the hydraulic motor, the gear shaft, the rack, the pin shaft, the check ring and the split pin, solves the problems of low tensile strength and low applicability of the hook arm device of the existing garbage truck with a detachable carriage, and improves the reliability and the economical efficiency of the hook arm device.

Description

Carriage detachable garbage truck colludes arm device

Technical Field

The invention relates to the technical field of garbage trucks with detachable carriages, in particular to a garbage truck hook arm device with a detachable carriage.

Background

The carriage detachable garbage truck is also called hook arm type garbage truck and pull arm type garbage truck. The garbage truck is widely applicable to garbage collection and transportation in places such as municipal sanitation and property management. The vehicle consists of two parts, namely an automobile chassis and an operation device, wherein the operation device is operated and controlled by a hydraulic system to complete the working condition of a loading and unloading box and the self-unloading working condition. The vehicle has the advantages of reasonable structure, simple operation and convenient dumping. At present, the existing garbage truck with a detachable carriage is frequently used for a long time, and a hook arm of the garbage truck is easy to deform as a main bearing component, so that higher requirements are provided for the tensile strength of the garbage truck. Meanwhile, a vehicle type of the existing garbage truck with a detachable carriage is only provided with a hook arm with one specification, and only a garbage can with a corresponding specification can be assembled and disassembled, so that the universality is lacked. When facing the dustbin that the specification difference is great, can not be suitable for, the function is single.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides a hook arm device of a garbage truck with a detachable carriage, which has the advantage of high tensile strength, can be suitable for garbage cans of different specifications, and overcomes the defect that the garbage truck with the detachable carriage cannot load and unload the garbage cans of different specifications.

In order to achieve the purpose, the invention provides the following technical scheme.

The utility model provides a carriage detachable garbage truck colludes arm device, includes basic arm, basic arm is "L" shape, the basic arm angle of curvature outside is equipped with the arc reinforcing plate, and basic arm angle of curvature inboard is equipped with the boss, arc reinforcing plate and boss link firmly with basic arm through the welding, basic arm supporting part is equipped with hydraulic push rod connecting hole and hinge connecting hole, basic arm colludes two webs of arm part and is equipped with three first shaft hole that distributes about, web is equipped with second slider, third slider and fourth slider respectively about basic arm colludes arm part lower cover plate.

Preferably, the left side of the telescopic boom is fixedly connected with a hook, the outer side of the upper cover plate is provided with a first sliding block, and webs on two sides of the telescopic boom are provided with a second shaft hole.

Preferably, the first slider, the second slider, the third slider and the fourth slider are nylon sliders.

Preferably, the driving mechanism includes a hydraulic motor, a first rack, a second rack, a first gear and a gear shaft, and the gear shaft is fixed with a second gear, a third gear and a fourth gear.

Preferably, the locking mechanism comprises a pin shaft, a check ring and a split pin, one end of the pin shaft is tightly attached to the left side of the basic arm, the other end of the pin shaft can penetrate through the corresponding first shaft hole and the second shaft hole and then penetrate out of the first shaft hole, the other end of the pin shaft is provided with a split pin hole matched with the split pin, and the check ring is tightly attached to the right side of the basic arm, so that the strength of the locking mechanism is improved.

Compared with the prior art, the invention provides the garbage truck hook arm device with the detachable carriage, and the garbage truck hook arm device has the following advantages.

1. According to the invention, the arc-shaped reinforcing plate and the reinforcing block are arranged at the basic arm, so that the problem of low tensile strength of the hook arm of the existing garbage truck with the detachable carriage is solved, the hook arm of the garbage truck with the detachable carriage is ensured not to deform under the long-time periodic working condition, and the purpose of improving the reliability of the hook arm device is achieved.

2. According to the invention, through the mutual matching of the basic arm, the telescopic arm, the first sliding block, the second sliding block, the third sliding block, the fourth sliding block, the first shaft hole, the second shaft hole, the driving mechanism and the locking mechanism, the loading and unloading operation can be carried out on the garbage cans with different specifications, and the purpose of improving the applicability of the arm hooking device is achieved.

Drawings

Fig. 1 is a schematic structural diagram of a hook arm device of a garbage truck with a detachable carriage.

Fig. 2 is a schematic structural view of a telescopic arm of a hook arm device of a garbage truck with a detachable carriage.

Fig. 3 is a schematic cross-sectional view of a carriage detachable garbage truck hook arm device sliding mechanism.

Fig. 4 is a schematic cross-sectional view of a carriage detachable garbage truck hook arm device driving mechanism.

Fig. 5 is a schematic structural diagram of a locking mechanism of a hook arm device of a garbage truck with a detachable carriage.

Description of the main reference numerals: the device comprises a basic arm 1, a telescopic arm 2, a hook 3, an arc-shaped reinforcing plate 4, a reinforcing block 5, a first shaft hole 6, a second shaft hole 7, a first sliding block 8, a second sliding block 9, a third sliding block 10, a fourth sliding block 11, a hydraulic push rod connecting hole 12, a hinge connecting rod hole 13, a hydraulic motor 14, a first gear 15, a second gear 16, a third gear 17, a fourth gear 18, a gear shaft 19, a first rack 20, a second rack 21, a gear shaft hole 22, a pin shaft 23, a retainer ring 24 and a split pin 25.

Detailed Description

The following detailed description of embodiments of the invention will be made with reference to the accompanying drawings. It is to be understood that the embodiments described herein with respect to the figures are for purposes of explanation only and are not intended to be limiting.

Referring to fig. 1 to 3, a hook arm device of a garbage truck with a detachable carriage comprises a basic arm 1, wherein an arc-shaped reinforcing plate 4 is arranged on the outer side of a corner of the basic arm 1, a reinforcing block 5 is fixedly connected to the inner side of the corner of the basic arm 1, and the arc-shaped reinforcing plate 4 and the reinforcing block 5 are fixedly connected with the basic arm 1 to reinforce the tensile strength of the basic arm 1 during loading and unloading operations; the supporting part of the basic arm 1 is provided with a hydraulic push rod connecting hole 12 and a hinge shaft connecting hole 13, and the hydraulic push rod connecting hole 12 transmits thrust during operation, so that the basic arm 1 rotates around the hinge shaft connecting hole 13 to realize loading and unloading operation; two side surfaces of the hook arm part of the basic arm 1 are provided with three first shaft holes 6 which are distributed left and right, and the left side and the right side of the lower side of the inner wall of the hook arm part of the basic arm 1 are respectively provided with a second slide block 9, a third slide block 10 and a fourth slide block 11; the left side of the telescopic arm 2 is fixedly connected with a hook 3, the upper side of the outer wall of the telescopic arm 2 is provided with a first sliding block 8, and two side surfaces of a web plate of the telescopic arm 2 are provided with a second shaft hole 7; the first sliding block 8, the second sliding block 9, the third sliding block 10 and the fourth sliding block 11 form a sliding pair between the basic arm 1 and the telescopic arm 2; wherein, at 3

first shaft holes

6 and 1 second shaft hole 7 that are equipped with respectively of basic arm 1 and flexible arm 2, through actuating mechanism and locking mechanism, can choose first shaft hole 6 for use according to the dustbin of different specifications, improved this suitability of colluding the arm device.

Referring to fig. 4, a carriage detachable type hook arm device of a garbage truck includes a driving mechanism including a hydraulic motor 14, a first gear 15, a second gear 16, a third gear 17, a fourth gear 18, a gear shaft 19, a first rack 20, and a second rack 21; the hydraulic motor 14 is fixedly connected with the telescopic arm 2, the torque of the hydraulic motor 14 is transmitted to the second gear 16 through the first gear 15, the second gear 16, the third gear 17 and the fourth gear 18 are fixedly connected to the gear shaft 19, the gear shaft 19 penetrates through the gear shaft hole 22 of the telescopic arm 2, and the torque of the hydraulic motor 14 is transmitted to the third gear 17 and the fourth gear 18 through transmission; the first rack 20 and the second rack 21 are fixedly connected with two sides of the basic arm 1, the third gear 17 and the fourth gear 18 are respectively meshed with the first rack 20 and the second rack 21 to form a gear-rack transmission mechanism, the first rack 20 and the second rack 21 are fixedly connected with the basic arm, the telescopic arm 2 is stretched through gear-rack transmission, the telescopic arm moves to different positions corresponding to garbage cans of different specifications, and the second shaft hole 7 also moves to the corresponding first shaft hole 6.

Referring to fig. 5, a hook arm device of a garbage truck with a detachable carriage comprises a locking mechanism including a pin 23, a retainer ring 24, and a split pin 25; the pin shaft 23 penetrates through the corresponding first shaft hole 6 and second shaft hole 7, and the cotter 25 is inserted into the cotter hole matched with the pin shaft 23 to realize the locking of the first shaft hole 6 and the second shaft hole 7, so that the basic arm 1 and the telescopic arm 2 are fixedly connected, and the firm and reliable connection is ensured; meanwhile, the right end of the pin shaft 23 is provided with a check ring 24, the pin shaft 23 penetrates through the check ring, and the check ring 24 is attached to the basic arm 1, so that the strength of the locking mechanism is improved.

In conclusion, the hook arm device of the garbage truck with the detachable carriage solves the problems of low tensile strength and poor applicability of the hook arm device of the existing garbage truck with the detachable carriage through the basic arm 1, the telescopic arm 2, the hook 3, the arc-shaped reinforcing plate 4, the reinforcing block 5, the first shaft hole 6, the second shaft hole 7, the first sliding block 8, the second sliding block 9, the third sliding block 10, the fourth sliding block 11, the hydraulic push rod connecting hole 12, the hinge shaft connecting rod hole 13, the hydraulic motor 14, the first gear 15, the second gear 16, the third gear 17, the fourth gear 18, the gear shaft 19, the first rack 20, the second rack 21, the gear shaft hole 22, the pin shaft 23, the check ring 24 and the split pin 25.

The above description is only a preferred embodiment of the present patent and is not intended to limit the present patent, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present patent shall be included in the protection scope of the present patent.

Claims

1. The utility model provides a carriage detachable garbage truck colludes arm device, includes basic arm (1) and flexible arm (2), its characterized in that: flexible arm left side fixedly connected with couple (3), the concertina movement of flexible arm is driven by actuating mechanism, 3 first shaft hole (6) and 1 second shaft hole (7) that are equipped with respectively of basic arm (1) and flexible arm (2), first shaft hole (6), second shaft hole (7) shaft hole are died by locking mechanism lock.

2. The hook arm device for the garbage truck with the detachable carriage as claimed in claim 1, wherein: the basic arm (1) bent angle outside is equipped with arc reinforcing plate (4), and the bent angle inboard is equipped with boss (5), has improved the tensile strength of hook arm device.

3. The hook arm device for the garbage truck with the detachable carriage as claimed in claim 1, wherein: the driving mechanism comprises a hydraulic motor (14), a first rack (20), a second rack (21), a first gear (20) and a gear shaft (19), wherein a second gear (16), a third gear (17) and a fourth gear (18) are fixed on the gear shaft (19), the torque of the hydraulic motor (14) is transmitted to the first gear (20), the second gear (16), the gear shaft (19), the third gear (17) and the fourth gear (18) in sequence, and the gear and the rack drive the telescopic arm.

4. The hook arm device for the garbage truck with the detachable carriage as claimed in claim 1, wherein: the locking mechanism comprises a pin shaft (23), a check ring (24) and a split pin (25), the pin shaft (23), the check ring (24) and the split pin (25) are matched with each other, the basic arm (1) and the telescopic arm (2) are locked, and the locking mechanism ensures firm and reliable connection.

5. The hook arm device for the garbage truck with the detachable carriage as claimed in claim 3, wherein: the basic arm (1) is provided with a second sliding block (9), a third sliding block (10) and a fourth sliding block (11), the telescopic arm (2) is provided with a first sliding block (8), and the four sliding blocks form a sliding pair.