CN111959996A - Adjustable grabbing device of sanitation car garbage bin - Google Patents
Adjustable grabbing device of sanitation car garbage bin Download PDFInfo
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- CN111959996A CN111959996A CN202010747297.3A CN202010747297A CN111959996A CN 111959996 A CN111959996 A CN 111959996A CN 202010747297 A CN202010747297 A CN 202010747297A CN 111959996 A CN111959996 A CN 111959996A
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- Prior art keywords
- claw
- arc
- inner end
- grabbing
- garbage
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F3/00—Vehicles particularly adapted for collecting refuse
- B65F3/02—Vehicles particularly adapted for collecting refuse with means for discharging refuse receptacles thereinto
- B65F3/04—Linkages, pivoted arms, or pivoted carriers for raising and subsequently tipping receptacles
Abstract
The invention relates to an adjustable grabbing device for a garbage can of a sanitation truck, which comprises a grabbing base which is arranged on the side surface of the sanitation truck and can move longitudinally, wherein two ends of the grabbing base are respectively connected to the inner end of a first linear main claw and the inner end of a second linear main claw, the outer ends of the two linear main claws are respectively connected with a first arc-shaped auxiliary claw and a second arc-shaped auxiliary claw, the top of the inner end of the first linear main claw and the top of the inner end of the second linear main claw are mutually hinged through a connecting rod, the bottom of the inner end of the first linear main claw is sleeved with a hydraulic rod of a first hydraulic cylinder, a cylinder body of the first hydraulic cylinder is sleeved at one end of the bottom of the grabbing base, the grabbing base is arranged on the side surface of the sanitation truck through a longitudinal adjusting mechanism. Compared with the prior art, the garbage can grabbing device has the advantages that the transverse occupied space of the grabbing device can be reduced, the position of the garbage can be quickly aligned through the longitudinal adjusting mechanism, and the garbage can be firmly grabbed by adopting a mode of combining the linear main claw with the arc auxiliary claw.
Description
Technical Field
The invention relates to the technical field of sanitation equipment, in particular to an adjustable grabbing device for a garbage can of a sanitation vehicle.
Background
At present, the garbage collection back of urban and rural residential areas and communities generally adopts traditional sanitation carrier loader to transport to rubbish transfer station, and during the operation, the garbage bin that needs sanitation workman will fill with rubbish is hung on loading attachment, and loading attachment pours rubbish into in the carriage. The manual operation mode is labor-consuming and time-consuming, and the manual operation intensity is high.
For improving the operating efficiency, reducing the operation degree of difficulty, novel intelligence is from loading and unloading formula compression sanitation carrier loader in turn to transporting, and novel intelligent sanitation car refuse transfer is equipped and has played very big effect to boosting wisdom city domestic waste management, clearance trade towards high-efficient development. Currently, most of garbage can grabbing devices of side-mounted sanitation vehicles at home and abroad adopt an arc claw structure pushed by a gear, and the garbage can grabbing devices of the side-mounted garbage carrying vehicles shown in U.S. Pat. Nos. 10308429B2 and 7559735B2 all adopt arc claws, so that the garbage can grabbing devices are well attached to the shape of the wall of a garbage can, and are more stable and safe to clamp; however, the arc-shaped mechanical claw occupies a large space in the transverse direction (corresponding to the left and right directions when the automobile runs), so that the volume of the carriage is reduced; the garbage bin grabbing device of the side-mounted garbage carrying vehicle shown in the Chinese patent CN205187054U adopts a linear type mechanical claw, and the lateral occupied space of the linear type mechanical claw is small, so that the volume of a carriage is relatively large, and the vehicle can be driven more safely; but linear type gripper can't laminate the shape of garbage bin section of thick bamboo wall well, has insecure dangerous hidden danger when pressing from both sides and get. In addition, before carrying out the garbage bin and grabbing the operation, in order to guarantee can accurately snatch the garbage bin, often need adjust the stop position of sanitation carrier loader repeatedly to make grabbing device can vertically (corresponding to the direction of advance when the car goes) aim at the position of garbage bin, this can increase the operation degree of difficulty undoubtedly, reduce work efficiency.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide the adjustable grabbing device for the garbage can of the sanitation vehicle, so that the aims of quickly aligning the garbage can, firmly grabbing the garbage can and reducing the transverse occupied space are fulfilled.
The purpose of the invention can be realized by the following technical scheme: the utility model provides an adjustable grabbing device of sanitation car garbage bin, is including installing in the sanitation car side longitudinal movement's the base of snatching, the both ends of snatching the base are connected to the inner of first linear type main claw, the inner of second linear type main claw respectively, and the outer end of two linear type main claws is connected with first arc vice claw, second arc vice claw respectively, it is articulated each other through the connecting rod between the top of first linear type main claw inner and the top of second linear type main claw inner, the hydraulic stem of first pneumatic cylinder has been cup jointed to the bottom of first linear type main claw, the cylinder body of first pneumatic cylinder cup joints the one end of snatching the base bottom, it installs in the sanitation car side through vertical adjustment mechanism to snatch the base, vertical adjustment mechanism is fixed in the sanitation car side.
Further, the inner of the first linear type main claw and the inner of the second linear type main claw are respectively connected with two ends of the grabbing base through a first pin shaft and a bolt, and an oilless bearing is sleeved outside the first pin shaft.
Furthermore, a first bending part is arranged at the top of the inner end of the first linear type main claw, a protruding part is arranged at the top of the inner end of the second linear type main claw, and the first bending part and the protruding part are respectively hinged with the connecting rod through a ball head seat and an extension rod.
Furthermore, a second bending part is arranged at the bottom of the inner end of the first linear main claw and is sleeved with a hydraulic rod of the first hydraulic cylinder.
Further, the first bending part and the second bending part are both L-shaped bending parts.
Furthermore, the middle part of the first arc-shaped auxiliary claw and the middle part of the second arc-shaped auxiliary claw are respectively connected to the outer end of the first linear main claw and the outer end of the second linear main claw through a second pin shaft.
Furthermore, a torsion spring is sleeved in the middle of the second pin shaft.
Further, vertical adjustment mechanism is including being fixed in the regulation base of sanitation car side, install parallel arrangement's about first guide rail and second guide rail on the regulation base, install the second hydraulic cylinder between first guide rail and the second guide rail, the cylinder body of second hydraulic cylinder is fixed in the one end of adjusting the base, the piston rod of second hydraulic cylinder is fixed in and snatchs the base, install first oilless bearing slider and second oilless bearing slider on first guide rail and the second guide rail respectively, first oilless bearing slider and second oilless bearing slider all with snatch base fixed connection.
Further, the first hydraulic cylinder and the second hydraulic cylinder are both double-acting hydraulic cylinders.
Furthermore, the first arc-shaped auxiliary claw and the second arc-shaped auxiliary claw are specifically two finger arc-shaped claws, and flexible friction materials are pasted on the inner surfaces of the first arc-shaped auxiliary claw and the second arc-shaped auxiliary claw so as to reduce damage to the wall surface of the garbage can during grabbing.
Compared with the prior art, the invention has the following advantages:
firstly, the mode of combining the linear type main claws and the arc-shaped auxiliary claws is adopted, so that the garbage can be firmly grabbed, meanwhile, the transverse occupied space of the whole grabbing device is reduced, and the plane four-bar mechanism is formed by the connecting rods respectively hinged with the two linear type main claws and the grabbing base together, so that the transverse occupied space of the whole grabbing device is further reduced.
The longitudinal adjusting mechanism is arranged, and the hydraulic cylinder and the oilless bearing sliding block on the guide rail are utilized to drive the grabbing base to move longitudinally, so that the longitudinal position of the grabbing device is adjusted, the situation that the parking position needs to be adjusted repeatedly when the sanitation truck stops is avoided, the grabbing device can be quickly aligned to the garbage can, and the working efficiency is improved.
The linear main claw and the arc-shaped auxiliary claw are connected by the pin shaft sleeved with the torsion spring in the middle, so that the arc-shaped auxiliary claw has self-return performance, and the hydraulic cylinder is used as a steering power source, so that the holding state of the linear main claw has a self-locking effect, and the working reliability of the whole grabbing device is improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic bottom view of the present invention;
FIG. 4 is a partially enlarged schematic structural view of the connection between the linear main jaw and the arc auxiliary jaw;
FIG. 5a is a schematic structural view of the connection between the first linear primary jaw and the first arcuate secondary jaw;
FIG. 5b is a schematic view of the connection between the first linear primary jaw and the first arcuate secondary jaw;
FIG. 6a is a schematic structural view of a second linear type primary jaw connected to a second arcuate secondary jaw;
FIG. 6b is a schematic view of the connection between the second linear primary jaw and the second arcuate secondary jaw;
FIG. 7 is a schematic view of the longitudinal adjustment mechanism;
the notation in the figure is: 1. the first arc-shaped auxiliary claw, 2, the first linear main claw, 3, the ball seat, 4, the connecting rod, 5, the bolt, 6, the second linear main claw, 7, the second arc-shaped auxiliary claw, 8, the adjusting base, 9, the grabbing base, 10, the first hydraulic cylinder, 11, the oilless bearing, 12, the first pin shaft, 13, the second pin shaft, 14, the second hydraulic cylinder, 15, the extension rod, 16, the torsional spring, 17, the first guide rail, 18, the first oilless bearing slide block, 19, the second oilless bearing slide block, 20, the second guide rail.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Examples
As shown in fig. 1 to 3, an adjustable grabbing device for a garbage can of a sanitation vehicle comprises a first arc-shaped auxiliary claw 1 and a second arc-shaped auxiliary claw 7, wherein the middle part of the first arc-shaped auxiliary claw 1 and the middle part of the second arc-shaped auxiliary claw 7 are respectively connected with the outer end of a first linear main claw 2 and the outer end of a second linear main claw 6, specifically, as shown in fig. 4, the arc-shaped auxiliary claw is connected with the linear main claws through a second pin shaft 13, and a torsion spring 16 is arranged in the middle of the second pin shaft 13, so that the arc-shaped auxiliary claw has self-return performance, and can be tightly attached to the garbage can when the garbage can is grabbed, and grabbing firmness is ensured;
as shown in fig. 5a and fig. 6a, the top and the bottom of the inner end of the first linear main claw 2 are respectively and correspondingly connected to the top and the bottom of one end of the grabbing base 9 through a pin 12 and a bolt 5, similarly, the top and the bottom of the inner end of the second linear main claw 6 are respectively and correspondingly connected to the top and the bottom of the other end of the grabbing base 9 through a first pin 12 and a bolt 5, and an oilless bearing 11 is sleeved outside the first pin 12;
a connecting rod 4 is hinged between the top of the inner end of the first linear main claw 2 and the top of the inner end of the second linear main claw 6, a grabbing base 9 is used as a support to jointly form a planar four-bar mechanism to perform motion transmission between the linear main claws, so that the transverse occupied space of the whole grabbing device is reduced, and specifically, as shown in fig. 5b and 6b, an L-shaped first bent part is arranged at the top of the inner end of the first linear main claw 2, a protruding part is arranged at the top of the inner end of the second linear main claw 6, and the first bent part and the protruding part are respectively hinged with the connecting rod 4 through a ball head seat 3 and an extension rod 15;
the bottom of the inner end of the first linear main claw 2 is provided with an L-shaped second bending part, the second bending part is sleeved with a hydraulic rod of the first hydraulic cylinder 10, and a cylinder body of the first hydraulic cylinder 10 is sleeved at one end of the bottom of the grabbing base 9;
in addition, the grabbing base 9 is installed on the side of the sanitation truck through a longitudinal adjusting mechanism, as shown in fig. 7, the longitudinal adjusting mechanism includes an adjusting base 8 fixed on the side of the sanitation truck, a first guide rail 17 and a second guide rail 20 are installed on the adjusting base 8 in parallel, a first oilless bearing slider 18 and a second oilless bearing slider 19 are installed on the first guide rail 17 and the second guide rail 20 respectively, a second hydraulic cylinder 14 is installed between the first guide rail 17 and the second guide rail 20, the cylinder body of the second hydraulic cylinder 14 is fixed at one end of the adjusting base, the piston rod of the second hydraulic cylinder 14 is fixed on the back of the grabbing base 9, the back of the grabbing base 9 is fixedly connected with the first oilless bearing slider 18 and the second oilless bearing slider 19, when the second hydraulic cylinder 14 performs telescopic movement, the grabbing base 9 is moved by the piston rod, the two oilless bearing sliders fixedly connected with the grabbing base 9 slide on the guide rails, finally, the longitudinal movement of the grabbing base 9 is driven, so that the aim of quickly aligning the garbage can is fulfilled.
In this embodiment, the first hydraulic cylinder 10 and the second hydraulic cylinder 14 are both double-acting hydraulic cylinders, and the double-acting hydraulic cylinders are used as steering power sources, so that the mechanical claws have a self-locking effect in a clasping state, and the working reliability of the garbage can grabbing device is improved;
the auxiliary first arc claw 1 and the auxiliary second arc claw 7 are specifically two-finger arc claws, the chord length of the auxiliary first arc claw is larger than the width of a garbage can to be grabbed, the auxiliary first arc claw and the auxiliary second arc claw are inclined at an angle of 2 degrees relative to a vertical plane to adapt to the taper of the garbage can, flexible friction materials are pasted on the inner surfaces of the auxiliary first arc claw 1 and the auxiliary second arc claw 7, and the friction between the auxiliary arc claw and the wall surface of the garbage can is increased to reduce the damage to the wall surface of the garbage can during grabbing.
The specific working principle of the invention is as follows: after the sanitation truck is initially parked, the longitudinal position of the grabbing base 9 is adjusted by using a longitudinal adjusting mechanism, according to the longitudinal deviation between the grabbing device and a garbage can to be grabbed, a hydraulic rod of a second hydraulic cylinder 14 stretches and moves, the grabbing base 9 is driven to move by a piston rod, and at the moment, a first oilless bearing slide block 18 and a second oilless bearing slide block 19 which are fixedly connected with the grabbing base 9 slide on a first guide rail 17 and a second guide rail 20 to play a role in guiding, so that the grabbing base 9 moves longitudinally;
after the longitudinal position of the grabbing base 9 is adjusted, when a hydraulic rod of a first hydraulic cylinder 10 below the grabbing base 9 extends out, the first linear main claw 2 is pushed to rotate anticlockwise around a fixed point of the first linear main claw, and then the connecting rod 4 hinged with the first linear main claw is driven to move, the second linear main claw 6 hinged with the connecting rod 4 is pushed to rotate clockwise around the fixed point of the second linear main claw by the movement of the connecting rod 4, and finally, the linear main claws 2 and 6 rotate 90 degrees, so that the first arc-shaped auxiliary claw 1 and the second arc-shaped auxiliary claw 7 are attached to the garbage can under the action of a torsion spring 16, and the clamping action is completed; on the contrary, when the hydraulic rod of the first hydraulic cylinder 10 is retracted, the hydraulic cylinder pulls the first linear main claw 2 connected with the hydraulic cylinder to rotate clockwise around the fixed point, the rotation of the first linear main claw 2 drives the connecting rod 4 hinged with the first linear main claw to move, and the second linear main claw 6 hinged with the right end of the connecting rod 4 rotates anticlockwise around the fixed point, so that the linear main claw and the arc-shaped auxiliary claw are folded to the initial state.
Claims (10)
1. The adjustable grabbing device for the garbage can of the sanitation truck is characterized by comprising a grabbing base (9) which is arranged on the side face of the sanitation truck and can move longitudinally, two ends of the grabbing base (9) are respectively connected to the inner end of a first linear type main claw (2) and the inner end of a second linear type main claw (6), the outer ends of the two linear type main claws are respectively connected with a first arc-shaped auxiliary claw (1) and a second arc-shaped auxiliary claw (7), the top of the inner end of the first linear type main claw (2) is hinged with the top of the inner end of the second linear type main claw (6) through a connecting rod (4), the bottom of the inner end of the first linear type main claw (2) is sleeved with a hydraulic rod of a first hydraulic cylinder (10), the cylinder body of the first hydraulic cylinder (10) is sleeved at one end of the bottom of the grabbing base (9), the grabbing base (9) is arranged on the side face of the sanitation truck through a longitudinal, the longitudinal adjusting mechanism is fixed on the side surface of the sanitation truck.
2. The adjustable grabbing device of a sanitation vehicle garbage can according to claim 1, wherein the inner end of the first linear main claw (2) and the inner end of the second linear main claw (6) are respectively connected with two ends of a grabbing base (9) through a first pin shaft (12) and a bolt (5), and an oilless bearing (11) is sleeved outside the first pin shaft (12).
3. The adjustable grabbing device of a sanitation vehicle garbage can according to claim 1, wherein the top of the inner end of the first linear main claw (2) is provided with a first bending part, the top of the inner end of the second linear main claw (6) is provided with a protruding part, and the first bending part and the protruding part are hinged with the connecting rod (4) through a ball head seat (3) and an extension rod (15).
4. The adjustable grabbing device of a sanitation vehicle garbage can according to claim 3, wherein a second bending part is arranged at the bottom of the inner end of the first linear main claw (2), and the second bending part is sleeved with a hydraulic rod of the first hydraulic cylinder (10).
5. The adjustable grabbing device of a sanitation vehicle garbage can according to claim 4, wherein the first bending part and the second bending part are both L-shaped bending parts.
6. The adjustable grabbing device of a sanitation vehicle garbage can according to claim 1, wherein the middle part of the first arc-shaped auxiliary claw (1) and the middle part of the second arc-shaped auxiliary claw (7) are respectively connected to the outer end of the first linear main claw (2) and the outer end of the second linear main claw (6) through a second pin shaft (13).
7. The adjustable grabbing device for the garbage bin of the sanitation vehicle as claimed in claim 6, wherein a torsion spring (16) is sleeved on the middle part of the second pin shaft (13).
8. The adjustable grabbing device of sanitation vehicle garbage bin according to claim 1, the longitudinal adjusting mechanism comprises an adjusting base (8) fixed on the side surface of the sanitation truck, a first guide rail (17) and a second guide rail (20) which are arranged in parallel up and down are arranged on the adjusting base (8), a second hydraulic cylinder (14) is arranged between the first guide rail (17) and the second guide rail (20), the cylinder body of the second hydraulic cylinder (14) is fixed at one end of the adjusting base (8), the piston rod of the second hydraulic cylinder (14) is fixed on the grabbing base (9), a first oilless bearing slide block (18) and a second oilless bearing slide block (19) are respectively arranged on the first guide rail (17) and the second guide rail (20), and the first oilless bearing sliding block (18) and the second oilless bearing sliding block (19) are fixedly connected with the grabbing base (9).
9. The adjustable grabbing device of sanitation vehicle garbage can according to claim 8, wherein the first hydraulic cylinder (10) and the second hydraulic cylinder (14) are double-acting hydraulic cylinders.
10. The adjustable grabbing device of a sanitation vehicle garbage can according to claim 1, wherein the first arc-shaped auxiliary claw (1) and the second arc-shaped auxiliary claw (7) are two finger arc-shaped claws, and flexible friction materials are stuck on the inner surfaces of the first arc-shaped auxiliary claw (1) and the second arc-shaped auxiliary claw (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010747297.3A CN111959996A (en) | 2020-07-29 | 2020-07-29 | Adjustable grabbing device of sanitation car garbage bin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010747297.3A CN111959996A (en) | 2020-07-29 | 2020-07-29 | Adjustable grabbing device of sanitation car garbage bin |
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| CN111959996A true CN111959996A (en) | 2020-11-20 |
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| CN202010747297.3A Pending CN111959996A (en) | 2020-07-29 | 2020-07-29 | Adjustable grabbing device of sanitation car garbage bin |
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