CN210034263U

CN210034263U - Horizontal high-pressure shock absorber of environmental protection street sweeper

Info

Publication number: CN210034263U
Application number: CN201920614835.4U
Authority: CN
Inventors: 谢豪; 钱日余; 吴剑辉
Original assignee: Zhejiang Xichuan Shock Absorber Co Ltd
Current assignee: Zhejiang Xichuan Shock Absorber Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-02-07
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a horizontal high pressure shock absorber of environmental protection street sweeper, the power distribution box comprises a cylinder body, the right-hand member rigid coupling of cylinder body has the cylinder cap, the inside clearance fit of cylinder cap has the drum, the right-hand member rigid coupling of drum has the piston, both ends all communicate there is the check valve about the piston, the outer wall rigid coupling of drum has the cover body, the left end of horizontal pole and the equal rigid coupling of right-hand member of drum have the circle cover. This horizontal high pressure bumper shock absorber of environmental protection street sweeper, through the round bar, the circle cover, sealed bearing, first gear, the cooperation of second gear and quarter butt, make the round bar can rotate at the drum, pass through the piston again, the cooperation of disk and check valve, make the round bar rotate the crossing area that can change the round hole of disk and piston, and then make the ground roughness of the shock attenuation hardness accessible user work of this bumper shock absorber adjust, the comfort level is improved, it jolts because of the clearance of shock attenuation hardness problem automobile body to cause the omission to ground rubbish to reduce simultaneously, and the work efficiency is improved.

Description

Horizontal high-pressure shock absorber of environmental protection street sweeper

Technical Field

The utility model relates to a horizontal high-pressure damper technical field of environmental protection street sweeper specifically is a horizontal high-pressure damper of environmental protection street sweeper.

Background

The bumper shock absorber is widely applied to the car, especially in recent society's concern to the environmental problem, the bumper shock absorber also is applied to environmental protection street sweeper equally, the bumper shock absorber is when being used for restraining the spring to inhale bounce-back shock and comes from the impact on road surface, when the road surface is not being ridden, inhale the shock-absorbing spring and can filter the vibrations on road surface, but spring self still can have reciprocating motion, and the bumper shock absorber is exactly used for restraining this kind of spring jump, the horizontal high-pressure bumper shock absorber of environmental protection street sweeper among the prior art, can't adjust the shock attenuation hardness of bumper shock absorber according to the ground roughness of user's operational environment, and then the stability of automobile body is not good when making to travel, user's comfort level can not be ensured, and cause the phenomenon of rubbish clearance because of shock attenuation hardness and ground easily, reduce work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a horizontal high pressure shock absorber of environmental protection street sweeper to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the transverse high-pressure shock absorber comprises a cylinder body, wherein a cylinder cover is fixedly connected to the right end of the cylinder body, a cylinder is in clearance fit with the inside of the cylinder cover, a piston is fixedly connected to the right end of the cylinder, one-way valves are communicated with the left end and the right end of the piston, a round rod is connected to the inner wall of the cylinder through a sealing bearing in a rotating mode, a round piece is fixedly connected to the left end of the round rod, a first gear is fixedly connected to the right end of the round rod, a second gear is connected to the upper portion of the right end of the first gear in a meshed mode, a short rod is fixedly connected to the top of the second gear in a top mode, the outer wall of the short rod is rotatably connected with the cylinder through a bearing, a first clamping pin is rotatably connected to the top of the short rod through a pin shaft, a torsion spring is sleeved on the outer wall of the pin shaft, the left end and the right end of the torsion spring are respectively, the outer wall rigid coupling of drum has the cover body, the right-hand member rigid coupling of cylinder body has the horizontal pole, the equal rigid coupling of the right-hand member of left end and drum of horizontal pole has the circle cover.

Preferably, the outer wall left end transition fit of the cover body has the hose, the outer wall interference fit of hose has the steel ring, both ends have all been processed two through-holes about the outer wall left side of hose, the inner wall joint of through-hole has the second bayonet lock, the inner of second bayonet lock is in the same place with the outer wall rigid coupling of cylinder body.

Preferably, the outer wall of the cover body is sleeved with a rubber sleeve.

Preferably, the left end of the cylinder cover is fixedly connected with a first rubber pad, and the interior of the first rubber pad is in transition fit with the outer wall of the cylinder.

Preferably, the right end of the cylinder cover is fixedly connected with a second rubber pad, and the interior of the second rubber pad is in transition fit with the outer wall of the cylinder.

Preferably, a thin rod is fixedly connected to the right side of the top of the first clamping pin.

Compared with the prior art, the beneficial effects of the utility model are that: this horizontal high pressure bumper shock absorber of environmental protection street sweeper, through the round bar, the circle cover, sealed bearing, first gear, the cooperation of second gear and quarter butt, make the round bar can rotate at the drum, pass through the piston again, the cooperation of disk and check valve, make the round bar rotate the crossing area that can change the round hole of disk and piston, make fluid change at the flow area of piston both sides through changing crossing area, and then make the ground roughness of the shock attenuation hardness accessible user work of this bumper shock absorber adjust, make the user more steady when environmental protection street sweeper moves, the comfort level is improved, reduce simultaneously and jolt because of shock attenuation hardness problem automobile body and cause the omission to the clearance of ground rubbish, the work efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection of the piston, disc and cylinder of FIG. 1;

FIG. 3 is a schematic view showing the connection relationship between the first locking pin, the round bar and the cylinder in FIG. 1;

fig. 4 is a schematic view showing a connection relationship of the hose, the second click pin and the cylinder in fig. 1.

In the figure: 1. the cylinder body, 2, a cylinder cover, 3, a cylinder, 4, a piston, 5, a one-way valve, 6, a wafer, 7, a round rod, 8, a first gear, 9, a second gear, 10, a short rod, 11, a bearing, 12, a pin shaft, 13, a torsion spring, 14, a first clamping pin, 15, a groove, 16, a cover body, 17, a cross rod, 18, a round sleeve, 19, a hose, 20, a steel ring, 21, a second clamping pin, 22, a through hole, 23, a rubber sleeve, 24, a first rubber pad, 25, a second rubber pad, 26, a thin rod, 27 and a sealing bearing.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a transverse high-pressure shock absorber of an environment-friendly sweeper comprises a cylinder body 1, wherein the cylinder body 1 is used for storing oil, a cylinder cover 2 is fixedly connected to the right end of the cylinder body 1, a cylinder 3 is in clearance fit with the inside of the cylinder cover 2, the cylinder cover 2 enables the cylinder 3 to move left and right under stress, a first rubber pad 24 is fixedly connected to the left end of the cylinder cover 2, the inside of the first rubber pad 24 is in transition fit with the outer wall of the cylinder 3, a second rubber pad 25 is fixedly connected to the right end of the cylinder cover 2, the inside of the second rubber pad 25 is in transition fit with the outer wall of the cylinder 3, the first rubber pad 24 and the second rubber pad 25 guarantee the sealing of the inside of the cylinder body 2, a piston 4 is fixedly connected to the right end of the cylinder 3, two round holes with the same size are machined in the piston 4, check valves 5 are communicated with the left end and the right end of the piston 4, the, the inner wall of the cylinder 3 is rotatably connected with a round rod 7 through a sealing bearing 27, the sealing bearing 27 enables the round rod 7 to rotate when being stressed, the left end of the round rod 7 is fixedly connected with a circular disc 6, the left end of the circular disc 6 is tightly attached to the left end of the piston 4, two round holes are also processed on the circular disc 6, the aperture shapes of all the round holes are consistent, the right end of the round rod 7 is fixedly connected with a first gear 8, a second gear 9 is meshed and connected above the right end of the first gear 8, the first gear 8 can drive the second gear 9 to rotate, the top of the second gear 9 is fixedly connected with a short rod 10, the outer wall of the short rod 10 is rotatably connected with the cylinder 3 through a bearing 11, the bearing 11 enables the short rod 10 to rotate when being stressed, the top of the short rod 10 is rotatably connected with a first bayonet 14 through a pin 12, the first bayonet 14 plays a limiting role on the short rod 10, and the outer wall of the pin 12 is sleeved with, the left end and the right end of the torsion spring 13 are respectively clamped with the top of a first clamping pin 14 and the left end of a short rod 10, the bottom of the right end of the first clamping pin 14 is clamped with a cylinder 3 through a groove 15, the torsion spring 13 gives a force for the first clamping pin 14 to be matched with the short rod 10, a thin rod 26 is fixedly connected to the right side of the top of the first clamping pin 14, the thin rod 26 enables the first clamping pin 14 to be conveniently pulled, a cover body 16 is fixedly connected to the outer wall of the cylinder 3, the cover body 16 is used for playing a dustproof role in the whole device, a rubber sleeve 23 is sleeved on the outer wall of the cover body 16, a hose 19 is in transition fit with the left end of the outer wall of the cover body 16, the hose 16 is made of rubber, a steel ring 20 is in interference fit with the outer wall of the hose 19, the steel ring 20 plays a limiting role in the hose 19, two through holes 22 are respectively processed at the upper end and the lower end of the left side, the inner end of the second bayonet pin 21 is fixedly connected with the outer wall of the cylinder body 1, the right end of the cylinder body 1 is fixedly connected with a cross rod 17, the left end of the cross rod 17 and the right end of the cylinder 3 are fixedly connected with a round sleeve 18, and the round sleeve 18 is used for being connected with an external vehicle body.

When the environment-friendly sweeper transverse high-pressure shock absorber is used, the shock absorber is connected with an external environment-friendly sweeper body through two round sleeves 18, so that the position of the whole shock absorber is fixed, when the cylinder 3 moves leftwards under external pressure, the piston 4 also reciprocates in the cylinder body 1 through clearance fit of the cylinder 3 and the cylinder cover 2, oil on the left side of the piston 4 flows into the cylinder body 1 on the right side of the piston 4 through a one-way valve above the piston 4 due to extrusion of the piston 4, when the round rod 3 rebounds due to an external spring, the oil on the right side of the piston 4 flows back into the cylinder body 1 on the left side of the piston 4 through the one-way valve below the piston 4, friction between the inner wall of the cylinder body 1 and the oil and liquid intramolecular friction form damping force on vibration, the shock absorption effect is further achieved, and when the hardness of the shock absorber needs to be increased, the first clamping pin 14 is separated from the groove 15 in, rotate the quarter butt 12 and make second gear 9 drive first gear 8 and rotate, and then make round butt 7 atress rotate, it is continuous with drum 3 rotation through sealed bearing 27 because of round butt 7, and then make the disk 6 that is located the left end of piston 4 rotate, the crossing area through disk 6 and the corresponding round hole of piston 4 increases, make when receiving vibrations, the fluid flow area at both ends reduces about piston 4, and then change absorbing hardness, put through the repacking and make environmental protection street sweeper at the during operation, can adjust the shock attenuation hardness of this bumper shock absorber according to the rugged degree on ground, and then make the traveling of environmental protection street sweeper more steady in the work, improve the comfort level of user's work, and can accelerate street sweeper's work efficiency, the omission phenomenon of ground rubbish clearance is avoided uneven.

When in the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a horizontal high pressure shock absorber of environmental protection street sweeper, includes cylinder body (1), its characterized in that: the cylinder cover is characterized in that a cylinder cover (2) is fixedly connected to the right end of the cylinder body (1), a cylinder (3) is arranged in the cylinder cover (2) in a clearance fit mode, a piston (4) is fixedly connected to the right end of the cylinder (3), the left end and the right end of the piston (4) are both communicated with a check valve (5), a round rod (7) is connected to the inner wall of the cylinder (3) through a sealing bearing (27) in a rotating mode, a round piece (6) is fixedly connected to the left end of the round rod (7), a first gear (8) is fixedly connected to the right end of the round rod (7), a second gear (9) is connected to the upper portion of the right end of the first gear (8) in a meshing mode, a short rod (10) is fixedly connected to the top of the second gear (9), the outer wall of the short rod (10) is rotatably connected with the cylinder (3) through a bearing (11), and a first clamping pin (, torsion spring (13) have been cup jointed to the outer wall of round pin axle (12), torsion spring (13) about both ends respectively with the top of first bayonet lock (14) and the left end joint of quarter butt (10), the right-hand member bottom of first bayonet lock (14) is through recess (15) and drum (3) looks joint, the outer wall rigid coupling of drum (3) has the cover body (16), the right-hand member rigid coupling of cylinder body (1) has horizontal pole (17), the equal rigid coupling of the left end of horizontal pole (17) and the right-hand member of drum (3) has circle cover (18).

2. The environment-friendly sweeper transverse high-pressure shock absorber as claimed in claim 1, wherein: the outer wall left end transition fit of the cover body (16) has hose (19), the outer wall interference fit of hose (19) has steel ring (20), both ends have all been processed two through-holes (22) about the outer wall left side of hose (19), the inner wall joint of through-hole (22) has second bayonet lock (21), the inner of second bayonet lock (21) is in the same place with the outer wall rigid coupling of cylinder body (1).

3. The environment-friendly sweeper transverse high-pressure shock absorber as claimed in claim 1, wherein: the outer wall of the cover body (16) is sleeved with a rubber sleeve (23).

4. The environment-friendly sweeper transverse high-pressure shock absorber as claimed in claim 1, wherein: the left end of the cylinder cover (2) is fixedly connected with a first rubber pad (24), and the interior of the first rubber pad (24) is in transition fit with the outer wall of the cylinder (3).

5. The environment-friendly sweeper transverse high-pressure shock absorber as claimed in claim 1, wherein: the right end of the cylinder cover (2) is fixedly connected with a second rubber pad (25), and the interior of the second rubber pad (25) is in transition fit with the outer wall of the cylinder (3).

6. The environment-friendly sweeper transverse high-pressure shock absorber as claimed in claim 1, wherein: a thin rod (26) is fixedly connected to the right side of the top of the first clamping pin (14).