CN203246766U

CN203246766U - Hook arm mechanism of carriage detachable garbage truck

Info

Publication number: CN203246766U
Application number: CN 201320261846
Authority: CN
Inventors: 张力虎
Original assignee: CHANGSHA XINGTONG MACHINERY TECHNOLOGY Co Ltd
Current assignee: CHANGSHA XINGTONG MACHINERY TECHNOLOGY Co Ltd
Priority date: 2013-05-14
Filing date: 2013-05-14
Publication date: 2013-10-23
Anticipated expiration: 2023-05-14

Abstract

The utility model discloses a hook arm mechanism of a carriage detachable garbage truck. The hook arm mechanism of the carriage detachable garbage truck is fixed on a truck frame of the garbage truck. The hook arm mechanism of the carriage detachable garbage truck comprises an auxiliary truck frame, a roll-over frame, a hook arm, a single-action oil cylinder, a lock hook assembly and two tension springs. The lock hook assembly comprises a swinging shaft, a rotating shaft, a lock hook and a partition sleeve, wherein the lock hook is matched with a lock hole in a connection board of the front end of the roll-over frame. When a piston rod of the single-action oil cylinder is retracted, the positions of the tension springs are not changed, the lock hook is hooked with the lock hole in the connection board, and the garbage truck is in a working state of tilting garbage; when the piston rod of the single-action oil cylinder stretches out, the lock hook assembly lengthens the tension springs under the action of the thrust of the single-action oil cylinder, the lock hook is separated from the lock hole in the connection board, and the garbage truck is in a working state of loading and unloading a garbage can. The hook arm mechanism of the carriage detachable garbage truck can achieve the actions of loading, unloading and tilting of the garbage can through the hooking or separation of the lock hook and the lock hole in the connection board, and is high in use intensity and good in safety performance.

Description

The hook arm mechanism of compartment removable garbage truck

Technical field

The utility model relates to a kind of hook arm mechanism, relates in particular to a kind of hook arm mechanism of compartment removable garbage truck.

Background technology

The hook arm mechanism of compartment removable garbage truck is fixed on the vehicle frame of waste-skip, is used for the loading and unloading garbage truck carriage.Present a kind of hook arm mechanism is realized loading and unloading and the tilting action of rubbish container by mechanical flexible shaft cable; Another hook arm mechanism is by being arranged on loading and unloading and the tilting action of the latch hook oil cylinder realization rubbish container on the turning rack.

Desired strength for mechanical flexible shaft cable is high, its strength decreased after the long-term use of mechanical flexible shaft cable, and easily there is potential safety hazard in fracture; Oil cylinder is realized loading and unloading and the tilting action of rubbish container, this torque arm mechanism need to set up than long-cylinder, oil pipe is long-term use after easy booster, have equally potential safety hazard.

The utility model content

In order to solve the deficiencies in the prior art, the utility model provides a kind of small volume, working strength and reliability of service high, and the hook arm mechanism of the good compartment removable garbage truck of safety performance.

The purpose of this utility model is achieved through the following technical solutions:

The utility model provides a kind of hook arm mechanism of compartment removable garbage truck, is fixed on the vehicle frame of waste-skip, and it comprises subframe, turning rack, hook arm, single acting oil cylinder, lock hook assembly and two springs.

The rear end of described turning rack is hinged on the afterbody of described subframe by roller shaft, concordant with the upper surface of described subframe during described turning rack horizontal, and can be around the center rotating of described roller shaft.

Described hook arm is comprised of horizontal segment and vertical section, and the front end of the horizontal segment of described hook arm and described turning rack is hinged; The both sides of described hook arm are provided with hangers.

Described single acting oil cylinder is fixed in the horizontal segment afterbody of described hook arm by screw and cylinder support.

Described lock hook assembly comprises oscillating axle, turning cylinder, latch hook and spacer, and described lock hook assembly is articulated in the horizontal segment afterbody of described hook arm by described turning cylinder; Described oscillating axle is the mounting hole setting of passing described hook arm, and the two ends of described oscillating axle are fixed on the described hook arm by nut; The piston rod head of described single acting oil cylinder withstands on the oscillating axle of described lock hook assembly; Lockhole on the gusset piece of described latch hook and described turning rack front end matches.

Described two springs are located at the both sides of described hook arm, and the two ends of each described spring be connected on the described oscillating axle with described hangers on.

When the piston rod of single acting oil cylinder was retracted, without other additional drives power, latch hook articulated mutually with lockhole on the gusset piece except being subjected to tension spring tension for extension spring invariant position, lock hook assembly, and waste-skip is in the mode of operation of inclination rubbish;

When the piston rod of single acting oil cylinder stretches out, lock hook assembly elongates extension spring under the thrust of single acting oil cylinder, lock hook assembly turns an angle around the latch hook turning cylinder, so that the lockhole on latch hook and the described gusset piece is separated, waste-skip is in the mode of operation of loading and unloading rubbish container.

The hook arm mechanism of the described compartment removable garbage truck that the utility model provides can articulating or break away from loading and unloading and the tilting action of realizing rubbish container by lockhole on latch hook and the gusset piece, replace mechanical flexible shaft cable of the prior art, also further strengthened the safety of using when having improved working strength; Adopt single acting oil cylinder to replace translation oil cylinder of the prior art to reduce use cost.

Description of drawings

Fig. 1 is the structural representation of hook arm mechanism when the lockhole on latch hook and the gusset piece is separated of a kind of compartment removable garbage truck that the utility model proposes;

Fig. 2 is the structural representation of hook arm mechanism when latch hook and lockhole on the gusset piece articulate mutually of a kind of compartment removable garbage truck that the utility model proposes;

Fig. 3 is the structural representation of lock hook assembly in the hook arm mechanism of a kind of compartment removable garbage truck that the utility model proposes.

The drawing reference numeral explanation

1-subframe, 2-turning rack, 3-roller shaft, 4-hook arm, 4a-cylinder support, 4b-hangers, 4c-horizontal segment, 4d-vertical section, 5-single acting oil cylinder, 6-lock hook assembly, 6a-oscillating axle, 6b-turning cylinder, 6c-latch hook, 6d-spacer, 7-gusset piece, 8-screw, 9-extension spring, 10-nut.

The specific embodiment

Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by the specific embodiment:

Please refer to Fig. 1 and Fig. 2, the utility model provides a kind of hook arm mechanism of compartment removable garbage truck, is fixed on the vehicle frame of waste-skip, and it comprises subframe 1, turning rack 2, hook arm 4, single acting oil cylinder 5, lock hook assembly 6 and two springs 9.

Please refer to Fig. 1 and Fig. 2, the rear end of described turning rack 2 is hinged on the afterbody of described subframe 1 by roller shaft 3, and is concordant with the upper surface of described subframe 1 during described turning rack 2 horizontal, and can be around the center rotating of described roller shaft 3.

Please refer to Fig. 1 and Fig. 2, described hook arm 4 is comprised of horizontal segment 4c and vertical section 4d, and described horizontal segment 4c and described vertical section 4d are the angle setting; The horizontal segment 4c of described hook arm 4 and the front end of described turning rack 2 are hinged; The both sides of described hook arm 4 are provided with hangers 4b.

Please refer to Fig. 1 and Fig. 2, described single acting oil cylinder 5 is fixed in the horizontal segment 4c afterbody of described hook arm 4 by screw 8 and cylinder support 4a.

Please refer to Fig. 1 and Fig. 3, described lock hook assembly 6 comprises oscillating axle 6a, turning cylinder 6b, latch hook 6c and spacer 6d, and described lock hook assembly 6 is articulated in the horizontal segment 4c afterbody of described hook arm 4 by described turning cylinder 6b; Described oscillating axle 6a is the mounting hole setting of passing described hook arm 4, and the two ends of described oscillating axle 6a are fixed on the described hook arm 4 by nut 10; The piston rod head of described single acting oil cylinder 5 withstands on the oscillating axle 6a of described lock hook assembly 6; Lockhole on the gusset piece 7 of described latch hook 6c and described turning rack 2 front ends matches.

Please refer to Fig. 1 and Fig. 2, described two springs 9 are located at the both sides of described hook arm 4, and the two ends of each described spring 4 be connected to described oscillating axle 6a upper with described hangers 4b on.

When the piston rod of single acting oil cylinder 5 is retracted, please refer to Fig. 2 and Fig. 3, without other additional drives power, latch hook 6c articulates mutually with lockhole on the gusset piece 7 except being subjected to extension spring 9 pulling force for extension spring 9 invariant positions, lock hook assembly 6, and waste-skip is in the mode of operation of inclination rubbish.

When the piston rod of single acting oil cylinder 5 stretches out, please refer to Fig. 1 and Fig. 3, lock hook assembly 6 elongates extension spring 9 under the thrust of single acting oil cylinder 5, the latch hook 6c of the lock hook assembly 6 moving axis 6b that rotates turns an angle, so that the lockhole on latch hook 6c and the described gusset piece 7 is separated, waste-skip is in the mode of operation of loading and unloading rubbish container.

To sum up, the hook arm mechanism of described compartment removable garbage truck can articulating or break away from loading and unloading and the tilting action of realizing rubbish container by lockhole on latch hook and the gusset piece, replace mechanical flexible shaft cable of the prior art, also further strengthened the safety of using when having improved working strength; Adopt single acting oil cylinder to replace translation oil cylinder of the prior art to reduce use cost.

The above has carried out exemplary description to the utility model by reference to the accompanying drawings; obvious realization of the present utility model is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted technical solutions of the utility model to carry out; or without improving design of the present utility model and technical scheme are directly used in other occasion, all in protection domain of the present utility model.

Claims

1. the hook arm mechanism of a compartment removable garbage truck, be fixed on the vehicle frame of waste-skip, it comprises subframe and turning rack, the rear end of described turning rack is hinged on the afterbody of described subframe by roller shaft, concordant with the upper surface of described subframe during described turning rack horizontal, and can it is characterized in that around the center rotating of described roller shaft, also comprise:

The hook arm, described hook arm is comprised of horizontal segment and vertical section, and the front end of the horizontal segment of described hook arm and described turning rack is hinged; The both sides of described hook arm are provided with hangers;

Single acting oil cylinder, described single acting oil cylinder are fixed in the horizontal segment afterbody of described hook arm by screw and cylinder support;

Lock hook assembly, described lock hook assembly comprises oscillating axle, turning cylinder, latch hook and spacer, described lock hook assembly is articulated in the horizontal segment afterbody of described hook arm by described turning cylinder; Described oscillating axle is the mounting hole setting of passing described hook arm, and the two ends of described oscillating axle are fixed on the described hook arm by nut; The piston rod head of described single acting oil cylinder withstands on the oscillating axle of described lock hook assembly; Lockhole on the gusset piece of described latch hook and described turning rack front end matches;

Two springs, described two springs are located at the both sides of described hook arm, and the two ends of each described spring be connected on the described oscillating axle with described hangers on.