CN203359321U - Carriage unloading and material unloading switching mechanism for hook arm garbage truck - Google Patents
Carriage unloading and material unloading switching mechanism for hook arm garbage truck Download PDFInfo
- Publication number
- CN203359321U CN203359321U CN 201320424321 CN201320424321U CN203359321U CN 203359321 U CN203359321 U CN 203359321U CN 201320424321 CN201320424321 CN 201320424321 CN 201320424321 U CN201320424321 U CN 201320424321U CN 203359321 U CN203359321 U CN 203359321U
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- China
- Prior art keywords
- torque arm
- turning rack
- pull arm
- hook
- hinged
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Abstract
The utility model discloses a carriage unloading and material unloading switching mechanism for a hook arm garbage truck. The carriage unloading and material unloading switching mechanism comprises a pull arm and a roll-over stand, the pull arm comprises a pull arm outer sleeve and a pull arm inner sleeve, the pull arm inner sleeve is mounted on the pull arm outer sleeve and connected with the pull arm outer sleeve through a carriage pull cylinder, the rear end of the pull arm outer sleeve is hinged to the front middle of the roll-over stand, the rear end of the roll-over stand is hinged to a girder of a chassis, two pins are horizontally fixed on two side faces of the rear of the pull arm outer sleeve, the middles of two hook plates are hinged to the two pins respectively, a limit projection is arranged on the inner side of the roll-over stand, overhead hooks are arranged at the lower ends of the two hook plates and matched with the limit projection on the inner side of the roll-over stand, the upper ends of the two hook plates are connected on the side face of the pull arm outer sleeve through two tension springs, demising holes are formed in two sides of the rear of the pull arm outer sleeve respectively, a connecting rod penetrates the demising holes in the two sides of the rear of the pull arm outer sleeve, so that the upper ends of the two hook plates are connected together, and an ejector rod is mounted on the pull arm inner sleeve and matched with the connecting rod. The carriage unloading and material unloading switching mechanism is simple in structure and convenient to assemble and maintain.
Description
Technical field
The utility model relates to special sanitation vehicle manufacturing technology field, especially a kind of be applied to hook arm waste-skip unload railway carriage or compartment and discharging switching mechanism.
Background technology
Hook arm waste-skip is a kind of of special sanitation vehicle, has been widely used in now the various places such as municipal environmental sanitation, estate management, large-scale factory, industrial and mineral and has collected, delivers various rubbish.Be characterized in realizing a chassis and a plurality of garbage bin work compound, circulation is transported, and fully improves the transport capacity of vehicle.The structure of existing hook arm waste-skip generally includes a turning rack be hinged with the vehicle chassis crossbeam, the torque arm that rear end and turning rack are hinged, and the front end of torque arm connects a vertical hook arm again; Hook arm waste-skip only needs hook arm and torque arm to rotate and get final product with respect to turning rack when unloading railway carriage or compartment, just can carry out discharging and need discharging will be carried out the time hook arm, torque arm to rotate with respect to the vehicle chassis crossbeam together with turning rack, therefore need a switching mechanism to make torque arm while unloading railway carriage or compartment rotate with respect to turning rack, during discharging, torque arm and turning rack connect together and rotate with respect to the vehicle chassis crossbeam.
It is 200910182361.1 that on July 10th, 2009 discloses an application number, name is called the application for a patent for invention of " linkage locking device of compartment removable garbage truck ", it discloses a kind of double lock mechanism, it comprises fixed cross beam, spindle nose, hook plate and twin-lock hydraulic ram, the turning rack bottom is provided with the oil cylinder fixed mount, front portion is provided with the hook plate fixed mount, the cylinder body end of twin-lock hydraulic ram is hinged and is fixed on the oil cylinder fixed mount, the middle part of hook plate is hinged and is fixed on the hook plate fixed mount by bearing pin, hook plate can rotate around bearing pin, the rear portion of described torque arm is provided with spindle nose, paraxial of hook plate top side is provided with crotch, the rod end of opposite side and described twin-lock hydraulic ram is hinged, the hook plate bottom is provided with lower crotch, described fixed cross beam is positioned at the torque arm below, laterally be fixed on subframe, during hook plate clickwise certain angle, its lower crotch can catch on fixed cross beam.This mechanism can realize the switching action of unloading railway carriage or compartment and discharging of hook arm waste-skip, but its structure is comparatively complicated, simultaneously due to the limited space between torque arm and turning rack, vehicle chassis crossbeam, the assembling of whole mechanism, safeguard comparatively difficult.
The utility model content
The technical problems to be solved in the utility model be to provide a kind of be applied to hook arm waste-skip unload railway carriage or compartment and discharging switching mechanism, simple in structure, I& M is convenient.
For achieving the above object, the technical solution of the utility model is: a kind of be applied to hook arm waste-skip unload railway carriage or compartment and discharging switching mechanism, comprise torque arm, turning rack, torque arm comprises torque arm overcoat and torque arm inner sleeve, be sleeved in torque arm that torque arm puts outward and by drawing the railway carriage or compartment oil cylinder to be connected, the rear end of torque arm overcoat and the front middle part of turning rack are hinged, the rear end of turning rack and vehicle chassis crossbeam are hinged, in Liang Ge side, torque arm overcoat rear portion, along continuous straight runs is fixed two bearing pins, the middle part of two hook plates is hinged on respectively on two bearing pins, the inboard of turning rack is provided with spacing preiection, the lower end of two hook plates is provided with barb and matches with the spacing preiection of turning rack inboard, the upper end of two hook plates is connected on the side of torque arm overcoat by two extension springs respectively, respectively be provided with resigning hole on the both sides, rear portion of torque arm overcoat, connecting rod links together the upper end of two hook plates through the resigning hole of both sides, torque arm overcoat rear portion, put in torque arm and a push rod is housed matches with described connecting rod.
Further improve, the front middle part that a jointed shaft and turning rack are fixed in the rear end of described torque arm overcoat is hinged, the two ends of jointed shaft are stretched out outside turning rack and are with jagged, the crossbeam inboard of vehicle chassis is fixed with limiting stopper, and when the torque arm overcoat rotates with respect to turning rack, described limiting stopper matches with the breach of described jointed shaft end.To prevent that turning rack from rotating with respect to the crossbeam of vehicle chassis, reduce the shake of unloading railway carriage or compartment, improve the stability and the reliability that unload the railway carriage or compartment action.
The utility model is equipped with a push rod owing to putting in torque arm, utilizes the power that draws the railway carriage or compartment oil cylinder to provide to clockwise rotate by two hook plates of top rod driving, makes the torque arm overcoat to rotate and to be unloaded the railway carriage or compartment action with respect to turning rack; Driving two hook plates by two extension springs again when discharging rotates counterclockwise, the lower end barb of two hook plates matches with the spacing preiection of turning rack inboard, makes torque arm overcoat and turning rack link together and carries out discharging work with respect to the crossbeam rotation of vehicle chassis; The power that does not need to install other just can move switching, and its structure is comparatively simple, and I& M is convenient.
The accompanying drawing explanation
Fig. 1 is the utility model front view;
Fig. 2 is the A place enlarged drawing of Fig. 1;
Fig. 3 is the birds-eye view of Fig. 1;
Fig. 4 is the B place enlarged drawing of Fig. 3.
The specific embodiment
Below in conjunction with accompanying drawing and concrete embodiment, the utility model is described in further detail.
Shown in Fig. 1 to Fig. 4, a kind of be applied to hook arm waste-skip unload railway carriage or compartment and discharging switching mechanism, comprise torque arm 1, turning rack 2, torque arm 1 comprises torque arm overcoat 11 and torque arm inner sleeve 12, torque arm inner sleeve 12 is contained on torque arm overcoat 11 and by drawing railway carriage or compartment oil cylinder 13 to be connected, the front middle part of the rear end of torque arm overcoat 11 and turning rack 2 is hinged, the rear end of turning rack 2 and vehicle chassis crossbeam 3 are hinged, fix two bearing pins 111 at torque arm overcoat 11 Liang Ge side, rear portion along continuous straight runs, the middle part of two hook plates 4 is hinged on respectively on two bearing pins 111, the inboard of turning rack 2 is provided with spacing preiection 21, the lower end of two hook plates 4 is provided with barb 41 and matches with the spacing preiection 21 of turning rack 2 inboards, the upper end of two hook plates 4 is connected on the side of torque arm overcoat 11 by two extension springs 5 respectively, respectively be provided with resigning hole 112 on the both sides, rear portion of torque arm overcoat 11, connecting rod 6 links together the upper end of two hook plates 4 through the resigning hole 112 of torque arm overcoat 11 both sides, rear portion, one push rod 7 is housed on torque arm inner sleeve 12 to match with described connecting rod 6.
The rear end of described torque arm overcoat 11 is fixed a jointed shaft 8 and is hinged with the front middle part of turning rack 2, the two ends of jointed shaft 8 are stretched out outside turning rack 2 and are with jagged, crossbeam 3 inboards of vehicle chassis are fixed with limiting stopper 31, when torque arm overcoat 11 rotates with respect to turning rack 2, described limiting stopper 31 matches with the breach of described jointed shaft 8 ends, and the crossbeam 3 with restriction turning rack 2 with respect to vehicle chassis rotates.
Principle of work of the present utility model is: hook arm waste-skip is when installing the state of garbage bin, torque arm inner sleeve 12 is with respect to 11 reaches of torque arm overcoat, now push rod 7 breaks away from described connecting rod 6, the barb 41 that two hook plates 4 rotate counterclockwise its lower end under the effect of two extension springs 5 matches with the spacing preiection 21 of turning rack 2 inboards, torque arm overcoat 11 and turning rack 2 are linked together, can carry out the discharging action in this state, whole torque arm 1, turning rack 2 and on garbage bin under the effect of hook arm waste-skip master cylinder, along turning rack 2 and the hinged place of crossbeam 3, rotate, garbage bin is carried out to discharging, in the time will unloading garbage bin, torque arm inner sleeve 12 is moved after retreating and drive garbage bin with respect to torque arm overcoat 11, now push rod 7 pushes up connecting rod 6 backward, connecting rod 6 drives two hook plates 4 and clockwise rotates, the barb 41 of two hook plate 4 lower ends is separated with the spacing preiection 21 of turning rack 2 inboards, and torque arm overcoat 11 just can rotate and be unloaded the railway carriage or compartment action around torque arm overcoat 11 and the hinged place of turning rack 2.
Be only below preferred embodiment of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection domain of this case.
Claims (2)
- One kind be applied to hook arm waste-skip unload railway carriage or compartment and discharging switching mechanism, comprise torque arm, turning rack, torque arm comprises torque arm overcoat and torque arm inner sleeve, be sleeved in torque arm that torque arm puts outward and by drawing the railway carriage or compartment oil cylinder to be connected, the rear end of torque arm overcoat and the front middle part of turning rack are hinged, the rear end of turning rack and vehicle chassis crossbeam are hinged, it is characterized in that: in Liang Ge side, torque arm overcoat rear portion, along continuous straight runs is fixed two bearing pins, the middle part of two hook plates is hinged on respectively on two bearing pins, the inboard of turning rack is provided with spacing preiection, the lower end of two hook plates is provided with barb and matches with the spacing preiection of turning rack inboard, the upper end of two hook plates is connected on the side of torque arm overcoat by two extension springs respectively, respectively be provided with resigning hole on the both sides, rear portion of torque arm overcoat, connecting rod links together the upper end of two hook plates through the resigning hole of both sides, torque arm overcoat rear portion, put in torque arm and a push rod is housed matches with described connecting rod.
- According to claim 1 a kind of be applied to hook arm waste-skip unload railway carriage or compartment and discharging switching mechanism, it is characterized in that: the front middle part that a jointed shaft and turning rack are fixed in the rear end of described torque arm overcoat is hinged, the two ends of jointed shaft are stretched out outside turning rack and are with jagged, the crossbeam inboard of vehicle chassis is fixed with limiting stopper, and when the torque arm overcoat rotates with respect to turning rack, described limiting stopper matches with the breach of described jointed shaft end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320424321 CN203359321U (en) | 2013-07-17 | 2013-07-17 | Carriage unloading and material unloading switching mechanism for hook arm garbage truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320424321 CN203359321U (en) | 2013-07-17 | 2013-07-17 | Carriage unloading and material unloading switching mechanism for hook arm garbage truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203359321U true CN203359321U (en) | 2013-12-25 |
Family
ID=49807115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320424321 Expired - Lifetime CN203359321U (en) | 2013-07-17 | 2013-07-17 | Carriage unloading and material unloading switching mechanism for hook arm garbage truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203359321U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105438699A (en) * | 2015-12-22 | 2016-03-30 | 陕西通家汽车股份有限公司 | Pull arm locking device |
-
2013
- 2013-07-17 CN CN 201320424321 patent/CN203359321U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105438699A (en) * | 2015-12-22 | 2016-03-30 | 陕西通家汽车股份有限公司 | Pull arm locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Carriage unloading and material unloading switching mechanism for hook arm garbage truck Effective date of registration: 20150409 Granted publication date: 20131225 Pledgee: Bank of China Limited Zhangzhou Branch Pledgor: ZHANGZHOU KEHUI SPECIAL VEHICLE MANUFACTURING CO.,LTD. Registration number: 2015350000021 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |