CN213144936U - Trailer self-discharging multistage cylinder - Google Patents

Trailer self-discharging multistage cylinder Download PDF

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Publication number
CN213144936U
CN213144936U CN202022184048.6U CN202022184048U CN213144936U CN 213144936 U CN213144936 U CN 213144936U CN 202022184048 U CN202022184048 U CN 202022184048U CN 213144936 U CN213144936 U CN 213144936U
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China
Prior art keywords
cylinder
trailer
gudgeon
belt pulley
fixedly connected
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CN202022184048.6U
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Chinese (zh)
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王竹林
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Qingdao Wintin Hydraulic Machinery Co ltd
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Qingdao Wintin Hydraulic Machinery Co ltd
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Abstract

The utility model discloses a trailer self-discharging multistage jar, including the one-level cylinder, one-level cylinder endotheca is equipped with second grade cylinder and tertiary cylinder, the lower extreme of one-level cylinder is equipped with the mount pad, the one-level cylinder is installed in the mount pad, the upper end of tertiary cylinder is equipped with the top pole, be equipped with the bolster between one-level cylinder and second grade cylinder and the top pole, the upper end fixedly connected with gudgeon of top pole, the both ends of gudgeon are all rotated and are connected with the connecting axle, the upside of gudgeon is equipped with the adjustment mechanism who adjusts two connecting axles, the upper end fixedly connected with earrings of gudgeon. The utility model can protect the first-stage cylinder barrel, the second-stage cylinder barrel and the third-stage cylinder barrel by arranging the buffer piece, thereby preventing the second-stage cylinder barrel and the third-stage cylinder barrel from impacting the top rod; through setting up adjustment mechanism, can carry out the regulation of angle to two connecting axles to let the angle be fit for the trailer of different grade type, improved the utility model discloses an adaptability.

Description

Trailer self-discharging multistage cylinder
Technical Field
The utility model relates to a pneumatic cylinder technical field especially relates to a trailer self-discharging multistage jar.
Background
The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems. The output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the effective area; the hydraulic cylinder is basically composed of a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device. The damping device and the exhaust device are determined according to specific application occasions, and other devices are necessary.
Multistage jar among the prior art is at the in-process that uses, because the reason of impact force, can make the cylinder lead to the fact the impact to the top pole to lead to the fact top pole life's reduction, multistage jar appears only can be connected with the trailer of a type in the position of being connected with the trailer easily in addition, and the angle is not convenient for adjust.
To this end, we propose a trailer dump multistage cylinder to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a trailer self-discharging multistage cylinder.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a trailer self-discharging multistage jar, includes the one-level cylinder, one-level cylinder endotheca is equipped with second grade cylinder and tertiary cylinder, the lower extreme of one-level cylinder is equipped with the mount pad, the one-level cylinder is installed in the mount pad, the upper end of tertiary cylinder is equipped with the top pole, be equipped with the bolster between one-level cylinder and second grade cylinder and the top pole, the upper end fixedly connected with gudgeon of top pole, gudgeon's both ends are all rotated and are connected with the connecting axle, gudgeon's upside is equipped with the adjustment mechanism who carries out the regulation to two connecting axles, gudgeon's upper end.
Preferably, the bolster includes the dead lever at lateral wall both ends on second grade cylinder and tertiary cylinder of fixed connection, the upper end of dead lever is rotated and is connected with two dwang, two the upside of dwang is equipped with the backup pad, two the dwang all with backup pad sliding connection.
Preferably, the lower side wall of the supporting plate is provided with a sliding groove, the sliding groove is internally provided with two sliding blocks matched with the sliding groove, the two sliding blocks are respectively and rotatably connected with the two rotating rods, and a spring is fixedly connected between the two sliding blocks.
Preferably, both ends all are equipped with the recess about the trunnion, rotate through pivot and connecting axle in the recess and be connected.
Preferably, the adjusting mechanism comprises threaded holes formed in the upper side walls of the two grooves, threaded rods are connected to the threaded holes in a threaded mode, one ends, located in the two grooves, of the threaded rods are respectively connected with the two connecting shafts in a rotating mode, the two threaded rods are connected through transmission pieces in a transmission mode, and one of the threaded rods is coaxially and fixedly connected with a rotating wheel at the upper end.
Preferably, the transmission part comprises a first belt pulley and a second belt pulley, the first belt pulley and the second belt pulley are respectively and coaxially and fixedly connected with the parts, located outside the trunnions, of the two threaded rods, and the first belt pulley and the second belt pulley are in transmission connection through a belt.
Compared with the prior art, the beneficial effects of the utility model are that:
1. by arranging the buffer piece, the primary cylinder barrel, the secondary cylinder barrel and the tertiary cylinder barrel can be protected, so that the secondary cylinder barrel and the tertiary cylinder barrel are prevented from impacting the top rod;
2. through setting up adjustment mechanism, can carry out the regulation of angle to two connecting axles to let the angle be fit for the trailer of different grade type, improved the utility model discloses an adaptability.
Drawings
Fig. 1 is a perspective view of a trailer dump multistage cylinder according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is the external structural schematic diagram of a trailer dump multi-stage cylinder provided by the utility model.
In the figure: 1 one-level cylinder, 2 second grade cylinder, 3 tertiary cylinders, 4 mount pads, 5 top poles, 6 cushions, 7 gudgeons, 8 connecting axles, 9 adjustment mechanism, 10 earrings, 11 dead lever, 12 dwang, 13 backup pads, 14 springs, 15 recesses, 16 threaded rods, 17 driving medium, 18 first belt pulleys, 19 second belt pulleys.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a trailer is from multistage jar of unloading, including one- level cylinder 1, 1 endotheca of one-level cylinder is equipped with second grade cylinder 2 and tertiary cylinder 3, the lower extreme of one-level cylinder 1 is equipped with mount pad 4, one-level cylinder 1 is installed in mount pad 4, the upper end of tertiary cylinder 3 is equipped with top pole 5, be equipped with bolster 6 between one-level cylinder 1 and second grade cylinder 2 and the top pole 5, specifically, bolster 6 includes fixed connection at the dead lever 11 at lateral wall both ends on second grade cylinder 2 and tertiary cylinder 3, the upper end of dead lever is rotated and is connected with two dwang 12, the upside of two dwang 12 is equipped with backup pad 13.
The utility model discloses in, two dwang 12 all with backup pad 13 sliding connection, it is required to explain, be equipped with the spout on backup pad 13's the lower lateral wall, be equipped with two assorted sliders with it in the spout, two sliders rotate with two dwang 12 respectively and are connected, fixedly connected with spring 14 between two sliders, the upper end fixedly connected with gudgeon 7 of top pole 5, the both ends of gudgeon 7 are all rotated and are connected with connecting axle 8, it is worth mentioning that, both ends all are equipped with recess 15 about gudgeon 7, rotate through pivot and connecting axle 8 in the recess 15 and be connected, the upside of gudgeon 7 is equipped with the adjustment mechanism 9 that adjusts two connecting axles 8, it needs to notice, adjustment mechanism 9 is including setting up the screw hole in two recess 15 upper side walls, equal threaded connection has threaded rod 16 in two threaded holes, two threaded rod 16 are located the one end of two recesses 15 and rotate respectively with.
The utility model discloses in, connect through the transmission part 17 transmission between two threaded rods 16, it is required to explain, transmission part 17 includes first belt pulley 18 and second belt pulley 19, first belt pulley 18 and second belt pulley 19 are located the coaxial fixed connection of part outside trunnion 7 with two threaded rods 16 respectively, are connected through belt transmission between first belt pulley 18 and the second belt pulley 19, the coaxial fixedly connected with runner in upper end of one of them threaded rod 16, the upper end fixedly connected with earrings 10 of trunnion 7.
When the utility model is used, when the second-stage cylinder barrel 2 and the third-stage cylinder barrel 3 impact the top rod 5, the fixed rod 11 drives the two rotating rods 12, the two rotating rods 12 drive the two sliders to move, and the restoring force of the spring 14 is matched, so that the impact on the top rod 5 is reduced, and the multistage cylinder barrel and the top rod 5 are further protected; when the two connecting shafts 8 are adjusted, the rotating wheel is rotated, the rotating wheel drives the left threaded rod 16 to rotate, the left threaded rod 16 drives the first belt pulley 18 to rotate, the first belt pulley 18 drives the second belt pulley 19 to rotate through a belt, the second belt pulley 19 drives the right threaded rod 16 to rotate, and the two threaded rods 16 drive the two connecting shafts 8 to rotate, so that the trailer is adapted.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a trailer self-discharging multistage jar, includes one-level cylinder (1), one-level cylinder (1) endotheca is equipped with second grade cylinder (2) and tertiary cylinder (3), its characterized in that, the lower extreme of one-level cylinder (1) is equipped with mount pad (4), install in mount pad (4) one-level cylinder (1), the upper end of tertiary cylinder (3) is equipped with top pole (5), be equipped with bolster (6) between one-level cylinder (1) and second grade cylinder (2) and top pole (5), the upper end fixedly connected with gudgeon (7) of top pole (5), the both ends of gudgeon (7) are all rotated and are connected with connecting axle (8), the upside of gudgeon (7) is equipped with adjustment mechanism (9) of adjusting two connecting axles (8), the upper end fixedly connected with earrings (10) of gudgeon (7).
2. The trailer dump multistage cylinder according to claim 1, wherein the buffer member (6) comprises a fixing rod (11) fixedly connected to two ends of the side wall of the second-stage cylinder barrel (2) and the third-stage cylinder barrel (3), the upper end of the fixing rod is rotatably connected with two rotating rods (12), a supporting plate (13) is arranged on the upper side of the two rotating rods (12), and the two rotating rods (12) are both connected with the supporting plate (13) in a sliding manner.
3. The multi-stage cylinder for trailer dumping of claim 2, wherein a sliding groove is formed in the lower side wall of the supporting plate (13), two sliding blocks matched with the sliding groove are arranged in the sliding groove, the two sliding blocks are respectively and rotatably connected with the two rotating rods (12), and a spring (14) is fixedly connected between the two sliding blocks.
4. The multi-stage cylinder for trailer dumping of claim 1, wherein grooves (15) are formed at the left end and the right end of the trunnion (7), and the grooves (15) are rotatably connected with the connecting shaft (8) through rotating shafts.
5. The trailer self-discharging multistage cylinder according to claim 4, wherein the adjusting mechanism (9) comprises threaded holes arranged in the side walls of the two grooves (15), each of the two threaded holes is connected with a threaded rod (16) in a threaded manner, one end of each of the two threaded rods (16) in the two grooves (15) is respectively connected with the two connecting shafts (8) in a rotating manner, the two threaded rods (16) are connected with each other in a transmission manner through transmission members (17), and one of the threaded rods (16) is coaxially and fixedly connected with a rotating wheel at the upper end.
6. A trailer dump multi-stage cylinder according to claim 5, characterised in that the transmission member (17) comprises a first belt pulley (18) and a second belt pulley (19), the first belt pulley (18) and the second belt pulley (19) are respectively and coaxially and fixedly connected with the parts of the two threaded rods (16) which are positioned outside the trunnion (7), and the first belt pulley (18) and the second belt pulley (19) are connected through a belt transmission.
CN202022184048.6U 2020-09-29 2020-09-29 Trailer self-discharging multistage cylinder Active CN213144936U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022184048.6U CN213144936U (en) 2020-09-29 2020-09-29 Trailer self-discharging multistage cylinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022184048.6U CN213144936U (en) 2020-09-29 2020-09-29 Trailer self-discharging multistage cylinder

Publications (1)

Publication Number Publication Date
CN213144936U true CN213144936U (en) 2021-05-07

Family

ID=75720570

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022184048.6U Active CN213144936U (en) 2020-09-29 2020-09-29 Trailer self-discharging multistage cylinder

Country Status (1)

Country Link
CN (1) CN213144936U (en)

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