CN219159430U

CN219159430U - Leak-proof shock absorber for motorcycle

Info

Publication number: CN219159430U
Application number: CN202223545740.2U
Authority: CN
Inventors: 吴鹏鹏; 吴文华; 吴昌平; 戴晶晶; 戴少青; 舒飞云
Original assignee: Wenzhou Bante Auto Parts Co ltd
Current assignee: Wenzhou Bante Auto Parts Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-09
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses a leakage-proof motorcycle shock absorber, and relates to the technical field of shock absorbers. The key points of the technical scheme are as follows: the device comprises a damping rod, an outer cylinder and an elastic piece fixedly connected between the damping rod and the outer cylinder, wherein a plurality of temporary storage grooves communicated with the side walls of the outer cylinder are formed in the top surface of the outer cylinder, an air jet cleaning device communicated with the temporary storage grooves is arranged in the outer cylinder, and the air jet quantity of the air jet cleaning device is in direct proportion to the sliding distance of the damping rod along the outer cylinder. According to the utility model, the jet cleaning device is utilized to clean the scraped dust, so that the gap formed between the oil seal and the outer cylinder due to the fact that the dust falls into the outer cylinder is reduced, the oil leakage rate of the shock absorber is reduced, meanwhile, the shock absorbing rod is made of tungsten-titanium alloy, the strength of the tungsten-titanium alloy is high, the toughness is good, and the service life of the shock absorbing rod is prolonged.

Description

Leak-proof shock absorber for motorcycle

Technical Field

The utility model relates to the technical field of shock absorbers, in particular to a leakage-proof motorcycle shock absorber.

Background

The shock absorber is arranged for relieving and attenuating the impact and vibration of the motorcycle caused by the uneven road in the running process, and the smoothness and the comfort of running can be ensured through the shock absorber.

Compared with the motor vehicle, the weight of the motorcycle is smaller, so that the running of the motorcycle is more flexible and convenient, and in order to slow down the stability and the comfort of the running of the motorcycle on uneven roads, a shock absorber is arranged on the motorcycle.

Because the speed of motorcycle is faster, and the dust quality on sand ground is lighter, and the motorcycle is very easy to be stained with the dust on the bumper shock absorber when sand ground walks, and the great dust of granule can be got rid of through wiping, and the very little dust sand of granule will enter into in the barrel of bumper shock absorber, the dust can pile up in oil blanket position department after long-time storage in the bumper shock absorber for the oil blanket loses the shutoff to the bumper shock absorber, thereby appears the circumstances of oil leak, influences the shock attenuation effect and the life of bumper shock absorber, therefore it is very necessary to set up a structure that reduces the dust and get into in the bumper shock absorber.

There is therefore a need to propose a new solution to this problem.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a leakage-proof motorcycle shock absorber.

The technical aim of the utility model is realized by the following technical scheme: the anti-leakage motorcycle shock absorber comprises a shock absorption rod, an outer cylinder and an elastic piece fixedly connected between the shock absorption rod and the outer cylinder, wherein a plurality of temporary storage grooves communicated with the side walls of the outer cylinder are formed in the top surface of the outer cylinder, an air injection cleaning device communicated with the temporary storage grooves is arranged in the outer cylinder, and the air injection quantity of the air injection cleaning device is in direct proportion to the sliding distance of the shock absorption rod along the outer cylinder.

The utility model is further provided with: the air-jet cleaning device comprises an air inlet communicated with the temporary storage groove and an air outlet communicated with the peripheral wall of the outer cylinder, a containing cavity for containing the air-jet cleaning device is formed in the outer cylinder, and the air inlet and the air outlet are alternately communicated with the containing cavity.

The utility model is further provided with: the jet cleaning device comprises an inner cover plate for covering the air outlet, an outer cover plate for covering the air inlet and a displacement plate, wherein the displacement plate is slidably connected in the accommodating cavity, when the displacement plate slides downwards, the air inlet is communicated with the accommodating cavity, and when the displacement plate slides upwards, the air outlet is communicated with the accommodating cavity.

The utility model is further provided with: the inner cover plate is hinged to the top surface of the partition plate.

The utility model is further provided with: the outer cover plate is hinged on the inner wall of the accommodating cavity.

The utility model is further provided with: a plurality of sliding grooves are formed in the inner peripheral wall of the outer barrel, and one end of the displacement plate is slidably connected in the sliding grooves and fixedly connected with the bottom surface of the shock absorption rod.

The utility model is further provided with: and a sealing ring is fixedly connected to the peripheral wall of the displacement plate.

The utility model is further provided with: the top surface fixedly connected with of urceolus strikes off the board, strike off one side that the urceolus was kept away from to the board and the laminating of the perisporium of shock attenuation pole, one side fixedly connected with contact strip that the striking off the board is close to the urceolus, the cross-sectional shape of striking off the board is isosceles trapezoid.

The utility model is further provided with: the shock absorption rod is made of tungsten-titanium alloy.

In summary, the utility model has the following beneficial effects:

the shock attenuation pole is in the dust that falls on shock attenuation pole peripheral wall when sliding can slide down from the shock attenuation pole under the promotion of urceolus and drop in the groove of registering, realizes the storage to the dust that drops through the groove of registering, avoids the dust that the urceolus cleared up to cause secondary pollution to the shock attenuation pole, realizes the blocking to external dust, guarantees the normal use of bumper shock absorber.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a schematic structural view of the outer cylinder of the present utility model;

fig. 6 is an enlarged view at C in fig. 5.

In the figure: 1. a shock-absorbing rod; 2. an outer cylinder; 3. an elastic member; 4. a temporary storage groove; 5. an air outlet; 6. a receiving chamber; 7. an air inlet; 8. an inner cover plate; 9. an outer cover plate; 10. a displacement plate; 11. a partition plate; 12. a chute; 13. a seal ring; 14. a scraping plate; 15. contact strips.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings and examples.

This leak protection motorcycle shock absorber, as shown in fig. 1 and 2, including shock attenuation pole 1, urceolus 2 and fixed connection between shock attenuation pole 1 and urceolus 2 elastic component 3, elastic component 3 sets up to the spring, and elastic component 3 cover is established on the periphery wall of shock attenuation pole 1, and shock attenuation pole 1 sets up to the piston rod, and shock attenuation pole 1 adopts tungsten titanium alloy to make, and tungsten titanium alloy's intensity is high and toughness is good, presses shock attenuation pole 1 when the vehicle is at the in-process of traveling for shock attenuation pole 1 slides along the axial direction of urceolus 2, guarantees the normal use of shock absorber.

As shown in fig. 2 and 3, the inner peripheral wall of the outer cylinder 2 is attached to the outer peripheral wall of the shock absorbing rod 1, a plurality of temporary storage grooves 4 communicated with the side walls of the shock absorbing rod 1 are formed in the top surface of the outer cylinder 2, dust falling on the outer peripheral wall of the shock absorbing rod 1 during sliding of the shock absorbing rod 1 slides off from the shock absorbing rod 1 to fall into the temporary storage grooves 4 under the pushing of the outer cylinder 2, the temporary storage grooves 4 are used for storing the falling dust, secondary pollution of the shock absorbing rod 1 caused by the dust cleaned by the outer cylinder 2 is avoided, blocking of external dust is achieved, and normal use of the shock absorber is guaranteed.

As shown in fig. 2-4, an air jet cleaning device communicated with the temporary storage groove 4 is arranged in the outer cylinder 2, the air jet amount of the air jet cleaning device is in direct proportion to the sliding distance of the shock absorption rod 1 along the outer cylinder 2, the air jet cleaning device comprises an air inlet 7 communicated with the temporary storage groove 4 and an air outlet 5 communicated with the outer peripheral wall of the outer cylinder 2, the air inlet 7 and the air outlet 5 are alternately communicated with the accommodating cavity 6, when the shock absorption rod 1 slides away from the outer cylinder 2, outside air enters the accommodating cavity 6 along the air inlet 7 and the air outlet 5 is in a closed state, when the shock absorption rod 1 slides towards the outer cylinder 2, air in the accommodating cavity 6 is extruded to be discharged along the air outlet 5, the greater the moving distance of the relative position of the shock absorption rod 1 and the outer cylinder 2 is, the more air can be stored in the accommodating cavity 6 is, the air amount of the air stored in the accommodating cavity 6 is greater along the air outlet 5, and dust in the temporary storage groove 4 is cleared by the sprayed air to be floated into the air, so that the cleanliness of the shock absorber is ensured.

As shown in fig. 1-4, the outer cylinder 2 is internally provided with a containing cavity 6 for containing an air jet cleaning device, the air jet cleaning device comprises an inner cover plate 8 for covering the air outlet 5, an outer cover plate 9 for covering the air inlet 7 and a displacement plate 10, the displacement plate 10 is slidably connected in the containing cavity 6, the containing cavity 6 is used for storing and containing the air jet cleaning device, normal use of the air jet cleaning device is guaranteed, the air outlet 5 can be covered and shielded through the inner cover plate 8, the air inlet 7 is shielded through the outer cover plate 9, the air inlet 7 and the air outlet 5 are ensured to be alternately communicated with the containing cavity 6 when the displacement plate 10 slides, air in the containing cavity 6 can be stably discharged along the air outlet 5, and dust in the temporary storage groove 4 is cleaned through gas discharged from the containing cavity 6.

As shown in fig. 3 and 4, when the displacement plate 10 slides downward, the air inlet 7 communicates with the accommodating chamber 6, when the displacement plate 10 slides upward, the air outlet 5 communicates with the accommodating chamber 6, the partition plate 11 is fixedly connected to the inner wall of the accommodating chamber 6, the air outlet 5 is opened on the partition plate 11, the inner cover plate 8 is hinged on the top surface of the partition plate 11, the outer cover plate 9 is hinged on the inner wall of the accommodating chamber 6, in the initial state, the inner cover plate 8 and the outer cover plate 9 are respectively covered on the air outlet 5 and the air inlet 7 under the action of gravity, the volume of the accommodating chamber 6 is fixed, therefore, when the displacement plate 10 slides downward, the air pressure in the accommodating chamber 6 changes, the change of the air pressure pulls the outer cover plate 9 to turn over the air inlet 7 and the accommodating cavity 6, and because the inner cover plate 8 is arranged on the top surface of the partition plate 11, the change of the air pressure pulls the inner cover plate 8 to close the air outlet 5, when the displacement plate 10 slides upwards, air in the accommodating cavity 6 is required to be discharged, the air in the accommodating cavity 6 extrudes the outer cover plate 9 to enable the air inlet 7 to be covered, the air in the accommodating cavity 6 can push the inner cover plate 8 to enable the inner cover plate 8 to turn over, the air outlet 5 is communicated with the accommodating cavity 6, the air in the accommodating cavity 6 blows dust in the temporary storage groove 4 to float, and cleaning of dust in the temporary storage groove 4 is achieved.

As shown in fig. 2-5, a plurality of sliding grooves 12 are formed in the inner peripheral wall of the outer cylinder 2, one end of the displacement plate 10 is slidably connected in the sliding grooves 12 and fixedly connected with the bottom surface of the shock absorbing rod 1, a sealing ring 13 is fixedly connected to the outer peripheral wall of the displacement plate 10, the displacement plate 10 is welded with the shock absorbing rod 1, when the shock absorbing rod 1 slides in the outer cylinder 2, the displacement plate 10 can be driven to slide, the adjustment of the displacement plate 10 on the gas in the accommodating cavity 6 is ensured, the cleaning frequency of the gas in the accommodating cavity 6 on dust in the temporary storage groove 4 is improved, meanwhile, the sliding grooves 12 limit the moving track of the displacement plate 10, the displacement plate 10 is enabled to move more stably, the sealing ring 13 is arranged as a rubber ring, the rubber ring is arranged on the outer peripheral wall of the displacement plate 10, the rubber ring increases the contact area of the displacement plate 10 and the accommodating cavity 6, the air in the outer cylinder 2 is prevented from entering the accommodating cavity 6 along the gap at the joint of the displacement plate 10 and the accommodating cavity 6, and the air in the accommodating cavity 6 is ensured to be discharged from the air outlet 5 when the displacement plate 10 slides upwards.

As shown in fig. 1 and 5-6, the top surface of the outer cylinder 2 is adhered with the scraping plate 14, one side of the scraping plate 14 away from the outer cylinder 2 is adhered with the peripheral wall of the shock absorbing rod 1, one side of the scraping plate 14 close to the outer cylinder 2 is adhered with the contact strip 15, the cross section of the scraping plate 14 is isosceles trapezoid, the whole of the scraping plate 14 is arc-shaped, the top surface of the scraping plate 14 is adhered with the peripheral wall of the shock absorbing rod 1, the scraping plate 14 is guaranteed to scrape off dust on the peripheral wall of the shock absorbing rod 1, the dust cleaning step on the peripheral wall of the shock absorbing rod 1 is increased, the probability that dust on the shock absorbing rod 1 enters the outer cylinder 2 is reduced, meanwhile, the length of the scraping plate 14 close to the outer cylinder 2 is smaller than the length of the scraping plate 14 away from one side of the outer cylinder 2, the dust scraped off by the scraping plate 14 slides into the temporary storage groove 4 under the guiding of the scraping plate 14, the contact strip 15 is made of rubber, the contact strip 15 is arranged to relieve the impact force of the scraping plate 14 and the shock absorbing rod 1 to realize protection on the shock absorbing rod 1, and meanwhile the contact strip 15 is increased in contact area with the shock absorbing rod 1, and deformation stability of the shock absorbing rod 1 is improved.

Working principle: when the shock-absorbing rod 1 slides downwards in the outer cylinder 2, the shock-absorbing rod 1 extrudes the elastic piece 3 to enable the elastic piece 3 to be extruded to deform, the shock-absorbing rod 1 drives the displacement plate 10 to slide downwards, the outer cover plate 9 is overturned to enable the air inlet 7 to be communicated with the containing cavity 6, the inner cover plate 8 is covered on the air outlet 5, the air content in the containing cavity 6 is improved, after the external force of the shock-absorbing rod 1 is lost, when the shock-absorbing rod 1 slides upwards under the pushing of the elastic force generated by the deformed elastic piece 3, the shock-absorbing rod 1 pulls the displacement plate 10 to slide upwards during sliding, so that air in the containing cavity 6 is extruded to be discharged from the air outlet 5, and dust in the temporary storage groove 4 is cleaned through discharged air.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. Leak protection motorcycle shock absorber, including shock attenuation pole (1), urceolus (2) and fixed connection between shock attenuation pole (1) and urceolus (2) elastic component (3), its characterized in that: the top surface of urceolus (2) offered with its lateral wall intercommunication a plurality of temporary storage groove (4), be equipped with in urceolus (2) with the jet cleaning device of temporary storage groove (4) intercommunication, jet cleaning device's jet quantity and shock attenuation pole (1) are along the gliding distance of urceolus (2) in direct proportion.

2. The leak-proof motorcycle shock absorber according to claim 1, wherein: the air jet cleaning device comprises an air inlet (7) communicated with the temporary storage groove (4) and an air outlet (5) communicated with the peripheral wall of the outer barrel (2), a containing cavity (6) for containing the air jet cleaning device is formed in the outer barrel (2), and the air inlet (7) and the air outlet (5) are alternately communicated with the containing cavity (6).

3. The leak-proof motorcycle shock absorber according to claim 2, wherein: jet cleaning device is including lid inner cover (8) that close gas outlet (5), lid outer cover (9) and displacement board (10) that close air inlet (7), displacement board (10) sliding connection is in holding chamber (6), works as displacement board (10) slide down, air inlet (7) and hold chamber (6) intercommunication, works as displacement board (10) slide upward, gas outlet (5) and hold chamber (6) intercommunication.

4. The leak-proof motorcycle shock absorber according to claim 3, wherein: the inner wall of the accommodating cavity (6) is fixedly connected with a partition plate (11), the air outlet (5) is formed in the partition plate (11), and the inner cover plate (8) is hinged to the top surface of the partition plate (11).

5. The leak-proof motorcycle shock absorber according to claim 3, wherein: the outer cover plate (9) is hinged on the inner wall of the accommodating cavity (6).

6. The leak-proof motorcycle shock absorber according to claim 3, wherein: a plurality of sliding grooves (12) are formed in the inner peripheral wall of the outer cylinder (2), and one end of the displacement plate (10) is slidably connected in the sliding grooves (12) and fixedly connected with the bottom surface of the shock absorption rod (1).

7. The leak-proof motorcycle shock absorber according to claim 6, wherein: and a sealing ring (13) is fixedly connected to the peripheral wall of the displacement plate (10).

8. The leak-proof motorcycle shock absorber according to claim 1, wherein: the novel scraper comprises an outer cylinder (2), and is characterized in that a scraping plate (14) is fixedly connected to the top surface of the outer cylinder (2), one side, away from the outer cylinder (2), of the scraping plate (14) is attached to the peripheral wall of a shock absorption rod (1), a contact strip (15) is fixedly connected to one side, close to the outer cylinder (2), of the scraping plate (14), and the cross section of the scraping plate (14) is isosceles trapezoid.

9. The leak-proof motorcycle shock absorber according to claim 1, wherein: the shock absorption rod (1) is made of tungsten-titanium alloy.