CN114198453A - Shock absorber tower top and shock absorber - Google Patents

Shock absorber tower top and shock absorber Download PDF

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Publication number
CN114198453A
CN114198453A CN202010978594.9A CN202010978594A CN114198453A CN 114198453 A CN114198453 A CN 114198453A CN 202010978594 A CN202010978594 A CN 202010978594A CN 114198453 A CN114198453 A CN 114198453A
Authority
CN
China
Prior art keywords
tower top
inclination angle
fisheye
angle adjusting
shock absorber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010978594.9A
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Chinese (zh)
Inventor
陈美美
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taishan Dacheng Industrial Development Co ltd
Original Assignee
Taishan Dacheng Industrial Development Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Taishan Dacheng Industrial Development Co ltd filed Critical Taishan Dacheng Industrial Development Co ltd
Priority to CN202010978594.9A priority Critical patent/CN114198453A/en
Publication of CN114198453A publication Critical patent/CN114198453A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F13/00Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
    • F16F13/005Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper
    • F16F13/007Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a wound spring and a damper, e.g. a friction damper the damper being a fluid damper
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F9/00Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32Details
    • F16F9/54Arrangements for attachment

Abstract

The invention relates to a shock absorber tower top, which comprises a tower top upper seat, a fisheye inclination angle adjusting disc, a spring pressure plate and a locknut, wherein the fisheye inclination angle adjusting disc is arranged on the tower top; a first through hole is formed in the lower end face of the tower top upper seat; the fisheye inclination angle adjusting disc is arranged on the lower end face of the tower top upper seat in a sliding adjusting mode; the fisheye inclination angle adjusting disc is provided with a joint bearing; the spring pressure plate is arranged below the fisheye inclination angle adjusting plate, and a second through hole is formed in the spring pressure plate; the lower end of the locknut is inserted into the knuckle bearing; and a piston rod of the shock absorber penetrates through the second through hole and the joint bearing and is in threaded connection with the locknut. According to the invention, the knuckle bearing is arranged, so that a certain degree of freedom is formed between the piston rod and the fisheye inclination angle adjusting disc, the piston rod can be ensured to bear axial load all the time, and the service life of the piston rod is ensured; the fish-eye inclination angle adjusting disc is arranged to be slidably adjusted, so that the inclination angle can be adjusted, and a user can adjust the inclination angle according to actual requirements.

Description

Shock absorber tower top and shock absorber
Technical Field
The invention relates to the technical field of shock absorbers, in particular to a shock absorber tower top and a shock absorber.
Background
In the suspension system, because the elastic element is impacted to generate vibration, in order to improve the running smoothness of an automobile, a shock absorber is arranged in parallel with the elastic element in the suspension, in order to attenuate vibration, most of the shock absorbers adopted in the suspension system of the automobile are hydraulic shock absorbers, the working principle is that when the frame (or the automobile body) and the axle are vibrated to generate relative motion, a piston in each shock absorber moves up and down in a cylinder body, oil in a cavity of each shock absorber repeatedly flows into the other cavity from one cavity through different pores, and at the moment, the friction between a hole wall and the oil and the internal friction between oil molecules form damping force on the vibration, so that the vibration energy of the automobile is converted into oil heat energy which is absorbed by the shock absorbers and then emitted into the atmosphere. When the cross section and other factors of the oil passage are not changed, the damping force is increased and decreased along with the relative movement speed between the vehicle frame and the vehicle axle (or the vehicle wheel) and is related to the viscosity of the oil.
Present bumper shock absorber couples together automobile body and chassis, when the chassis shakes along with ground, the bumper shock absorber absorbs the vibrations that come from the chassis, make whole automobile body more steady, let the personnel of taking more comfortable, but the piston rod and the automobile body coupling of bumper shock absorber are dead and are linked in practical application, the tie point can deform when the chassis shakes too greatly, meeting automobile body can produce the crack when serious, bury serious hidden danger down for vehicle's safe operation, need one kind both can the rigid connection automobile body, also have the top of the tower coupling mechanism of certain degree of freedom.
Disclosure of Invention
Accordingly, it is an object of the present invention to overcome the disadvantages and drawbacks of the prior art and to provide a damper tower and damper.
A shock absorber tower top comprises a tower top upper seat, a fisheye inclination angle adjusting disc, a spring pressure plate and a locknut;
a first through hole is formed in the lower end face of the tower top upper seat;
the fisheye inclination angle adjusting disc is arranged on the lower end face of the tower top upper seat in a sliding adjusting mode; the fisheye inclination angle adjusting disc is provided with a joint bearing;
the spring pressure plate is arranged below the fisheye inclination angle adjusting plate, and a second through hole is formed in the spring pressure plate;
the lower end of the locknut is inserted into the knuckle bearing; and a piston rod of the shock absorber penetrates through the second through hole and the joint bearing and is in threaded connection with the locknut.
The shock absorber tower top is connected with a vehicle body frame through a tower top upper seat, is connected with a piston rod through a locknut, and further is in contact with a spring outside a cylinder body of the shock absorber through a spring pressure plate to realize the connection of the shock absorber and a vehicle body; by arranging the tower top upper seat, the fisheye inclination angle adjusting disc and the spring pressure plate, the structure strength is high, larger impact load can be borne, and the spring pressure plate can prevent asynchronous abnormal sound of a spring outside the cylinder body; the knuckle bearing is arranged, so that a certain degree of freedom is formed between the piston rod and the fisheye inclination angle adjusting disc, the piston rod can be guaranteed to bear axial load all the time, and the service life of the piston rod is guaranteed; the fish-eye inclination angle adjusting disc is arranged to be slidably adjusted, so that the inclination angle can be adjusted, and a user can adjust the inclination angle according to actual requirements.
Furthermore, strip-shaped grooves are respectively formed in two sides of the lower end face of the fisheye inclination angle adjusting disc; the four-screw driver also comprises four screws; and two sides of the fisheye inclination angle adjusting disc respectively penetrate through the corresponding strip-shaped grooves through screws and are in threaded connection with the lower end face of the tower top upper seat.
Adopt above-mentioned further scheme's beneficial effect is, through setting up bar groove and screw, conveniently slide the position of adjustment flake inclination adjustment dish, and then the adjustment inclination.
Furthermore, the lower end face of the tower top upper seat is provided with a sliding groove for a sliding space of the joint bearing.
Adopt above-mentioned further scheme's beneficial effect to be, through setting up the spout, can provide the space and remove for joint bearing, and convenience of customers follows the position dismouting locknut of first through-hole.
Further, the device also comprises a shaft sleeve; the shaft sleeve is arranged between the fisheye inclination angle adjusting disc and the spring pressure disc, the upper end of the shaft sleeve is inserted into the knuckle bearing, and the lower end of the shaft sleeve is inserted into the second through hole; and a piston rod of the shock absorber penetrates through the second through hole, the shaft sleeve and the joint bearing and is in threaded connection with the locknut.
Adopt above-mentioned further scheme's beneficial effect be, can avoid the piston rod directly to contact with joint bearing through setting up the axle sleeve, improve piston rod and joint bearing's life-span, reduce friction loss and noise reduction.
Further, the device also comprises an L-shaped gasket; the L-shaped gasket is sleeved below the spring pressure plate.
Adopt above-mentioned further scheme's beneficial effect be, through setting up L type packing ring, can further prevent the asynchronous abnormal sound of the spring outside the stack shell.
Further, the device also comprises a connecting part; the first end of the connecting part is arranged on the lower end face of the tower top upper seat; the second end of the connecting part extends towards the direction far away from the first through hole, and the second end of the connecting part is connected with the frame.
Adopt above-mentioned further scheme's beneficial effect is, through setting up connecting portion, accessible connecting portion and automobile body frame connection prevent that the top of the tower from rotating.
Further, the tower top locking ring is also included; the upper end surface of the tower top upper seat is provided with a mounting ring, and the mounting ring and the first through hole are coaxially arranged; the tower top locking ring is sleeved on the mounting ring.
Adopt above-mentioned further scheme's beneficial effect be, through setting up two top of the tower catch, can prevent to become flexible.
Further, the number of the tower top rings is two.
The invention also provides a damper comprising a damper tower top, a cylinder body and a spring as claimed in any one of claims 1 to 8;
a piston rod is arranged on the cylinder body in a sliding mode, and the upper end of the piston rod penetrates through the second through hole, the shaft sleeve and the joint bearing and is in threaded connection with the locknut; a lower seat is arranged below the cylinder body, and a lower seat locking ring is sleeved on the lower seat;
the spring is sleeved outside the cylinder body and is arranged between the L-shaped gasket and the lower seat lock ring in a compression mode.
Furthermore, dustproof sleeves are sleeved outside the cylinder body and the piston rod.
Adopt above-mentioned further scheme's beneficial effect to be, through setting up the dirt proof boot, can keep the cleanness of bumper shock absorber.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a damper tower top of the present invention;
FIG. 2 is an exploded view of a component of the damper tower top of the present invention;
FIG. 3 is a schematic view of the structure of the shock absorber of the present invention;
figure 4 is an exploded view of a part of the shock absorber of the present invention.
In the figure: 10. a tower top upper seat; 11. a first through hole; 12. a mounting ring; 13. a tower top locking ring; 20. a fisheye inclination angle adjusting disc; 21. a knuckle bearing; 22. a strip-shaped groove; 23. a screw; 30. a spring platen; 40. a locknut; 50. a shaft sleeve; 60. an L-shaped gasket; 70. a connecting portion; 81. a barrel body; 82. a piston rod; 83. a lower seat; 84. a lower seat lock ring; 85. a spring; 86. a dust-proof cover.
Detailed Description
Referring to fig. 1 and 2, a shock absorber tower top of the present embodiment includes a tower top upper seat 10, a fisheye inclination angle adjusting plate 20, a spring pressure plate 30, a locknut 40, a shaft sleeve 50, an L-shaped washer 60, and two tower top locking rings 13;
specifically, a first through hole 11 is formed in the lower end face of the tower top upper seat 10; further comprising a connecting portion 70; a first end of the connecting part 70 is arranged on the lower end surface of the tower top upper seat 10; the second end of the connecting part 70 extends in the direction away from the first through hole 11, and the second end of the connecting part 70 is connected with the frame;
specifically, the fisheye inclination angle adjusting disc 20 is slidably arranged on the lower end surface of the tower top upper seat 10; the fisheye inclination angle adjusting disc 20 is provided with a joint bearing 21; the lower end surface of the tower top upper seat 10 is provided with a chute (not shown) for a sliding space of the joint bearing 21;
more specifically, strip-shaped grooves 22 are respectively formed in two sides of the lower end surface of the fisheye inclination angle adjusting disc 20, and the strip-shaped grooves 22 are through grooves; four screws 23 are also included; two sides of the fisheye inclination angle adjusting disc 20 respectively penetrate through the corresponding strip-shaped grooves 22 through screws 23 and are in threaded connection with the lower end face of the tower top upper seat 10;
specifically, the spring pressing plate 30 is arranged below the fisheye inclination angle adjusting plate 20, and a second through hole (not shown) is formed in the spring pressing plate 30;
specifically, the shaft sleeve 50 is arranged between the fisheye inclination angle adjusting plate 20 and the spring pressure plate 30, the upper end of the shaft sleeve 50 is inserted into the knuckle bearing 21, and the lower end of the shaft sleeve 50 is inserted into the second through hole;
specifically, the lower end of the locknut 40 is inserted into the knuckle bearing 21; a piston rod 82 of the shock absorber penetrates through the second through hole, the shaft sleeve 50 and the joint bearing 21 and is in threaded connection with the locknut 40;
specifically, the L-shaped washer 60 is sleeved below the spring pressure plate 30;
specifically, the upper end surface of the tower top upper seat 10 is provided with a mounting ring 12, and the mounting ring 12 is coaxial with the first through hole 11; the tower top locking ring 13 is sleeved on the mounting ring 12.
Referring to fig. 1 to 4, the present embodiment further provides a shock absorber, which includes the above-mentioned shock absorber tower top, a cylinder body 81, a spring 85 and a dust-proof cover 86;
specifically, the cylinder body 81 is a hydraulic cylinder body, a piston rod 82 is slidably arranged on the cylinder body 81, and the upper end of the piston rod 82 penetrates through the second through hole, the shaft sleeve 50 and the joint bearing 21 and is in threaded connection with the locknut 40; a lower seat 83 is arranged below the barrel body 81, and a lower seat 83 locking ring is sleeved on the lower seat 83;
the spring 85 is sleeved outside the cylinder body 81, and the spring 85 is arranged between the L-shaped gasket 60 and the locking ring of the lower seat 83 in a compression mode;
specifically, the dust-proof sleeve 86 is sleeved outside the piston rod 82 and the cylinder body 81.
Installation process of the damper tower top and the damper of this embodiment:
a screw 23 penetrates through the strip-shaped groove 22 and is in threaded connection with the tower top upper seat 10, and then the fisheye inclination angle adjusting disc 20 is installed; each strip-shaped groove 22 is mounted through two screws 23;
further sleeving the spring 85 outside the cylinder body 81, and further enabling the piston rod 82 of the shock absorber to penetrate through the second through hole, the shaft sleeve 50 and the joint bearing 21 and be in threaded connection with the locknut 40; the tower top upper seat 10 is connected to the vehicle body frame by a connecting portion 70.
The user can adjust the inclination angle by adjusting the relative position of the fisheye inclination angle adjusting disc 20 and the tower top upper seat 10.
Compared with the prior art, the shock absorber is connected with the vehicle body frame through the tower top upper seat, is connected with the piston rod through the locknut, and is further connected with the vehicle body through the contact of the spring pressure plate and the spring outside the cylinder body of the shock absorber; by arranging the tower top upper seat, the fisheye inclination angle adjusting disc and the spring pressure plate, the structure strength is high, larger impact load can be borne, and the spring pressure plate can prevent asynchronous abnormal sound of a spring outside the cylinder body; the knuckle bearing is arranged, so that a certain degree of freedom is formed between the piston rod and the fisheye inclination angle adjusting disc, the piston rod can be guaranteed to bear axial load all the time, and the service life of the piston rod is guaranteed; the fish-eye inclination angle adjusting disc is arranged to be slidably adjusted, so that the inclination angle can be adjusted, and a user can adjust the inclination angle according to actual requirements.
In addition, the invention also has the following beneficial effects:
the position of the fisheye inclination angle adjusting disc is conveniently adjusted in a sliding manner by arranging the strip-shaped groove and the screw, so that the inclination angle is adjusted;
by arranging the sliding groove, space can be provided for the joint bearing to move, and a user can conveniently assemble and disassemble the locknut from the position of the first through hole;
the shaft sleeve is arranged, so that the piston rod can be prevented from directly contacting with the joint bearing, the service life of the piston rod and the joint bearing is prolonged, the friction loss is reduced, and the noise is reduced;
the asynchronous abnormal sound of the spring outside the cylinder body can be further prevented by arranging the L-shaped gasket;
the tower top is prevented from rotating by arranging the connecting part which is connected with the vehicle body frame;
the two tower top locking rings are arranged, so that loosening can be prevented;
by arranging the dust-proof sleeve, the cleanness of the shock absorber can be kept.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (10)

1. A shock absorber tower top is characterized by comprising
The tower top upper seat is provided with a first through hole on the lower end surface;
the fisheye inclination angle adjusting disc is arranged on the lower end face of the tower top upper seat in a sliding adjusting mode; the fisheye inclination angle adjusting disc is provided with a joint bearing;
the spring pressure plate is arranged below the fisheye inclination angle adjusting plate, and a second through hole is formed in the spring pressure plate;
the lower end of the locknut is inserted into the knuckle bearing; and a piston rod of the shock absorber penetrates through the second through hole and the joint bearing and is in threaded connection with the locknut.
2. The shock absorber tower top according to claim 1, wherein strip-shaped grooves are respectively formed on two sides of the lower end surface of the fisheye inclination angle adjusting disc; the four-screw driver also comprises four screws; and two sides of the fisheye inclination angle adjusting disc respectively penetrate through the corresponding strip-shaped grooves through screws and are in threaded connection with the lower end face of the tower top upper seat.
3. The damper tower top according to claim 2, wherein a lower end surface of the tower top upper seat is provided with a chute for a sliding space of the knuckle bearing.
4. The damper tower top of claim 3, further comprising a bushing; the shaft sleeve is arranged between the fisheye inclination angle adjusting disc and the spring pressure disc, the upper end of the shaft sleeve is inserted into the knuckle bearing, and the lower end of the shaft sleeve is inserted into the second through hole; and a piston rod of the shock absorber penetrates through the second through hole, the shaft sleeve and the joint bearing and is in threaded connection with the locknut.
5. The damper tower top of claim 4, further comprising an L-shaped gasket; the L-shaped gasket is sleeved below the spring pressure plate.
6. The damper tower top of claim 5, further comprising a connection portion; the first end of the connecting part is arranged on the lower end face of the tower top upper seat; the second end of the connecting part extends towards the direction far away from the first through hole, and the second end of the connecting part is connected with the frame.
7. The damper tower top of claim 6, further comprising at least one tower top lock ring; the upper end surface of the tower top upper seat is provided with a mounting ring, and the mounting ring and the first through hole are coaxially arranged; the tower top locking ring is sleeved on the mounting ring.
8. A damper tower top as defined in claim 7 wherein said number of tower top rings is two.
9. A shock absorber is characterized by comprising
A damper tower top as claimed in any one of claims 1 to 8;
the cylinder body is provided with a piston rod in a sliding mode, and the upper end of the piston rod penetrates through the second through hole, the shaft sleeve and the joint bearing and is in threaded connection with the locknut; a lower seat is arranged below the cylinder body, and a lower seat locking ring is sleeved on the lower seat;
the spring is sleeved outside the cylinder body and is arranged between the L-shaped gasket and the lower seat lock ring in a compression mode.
10. The shock absorber according to claim 9, wherein said barrel and said piston rod are externally fitted with dust covers.
CN202010978594.9A 2020-09-17 2020-09-17 Shock absorber tower top and shock absorber Pending CN114198453A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010978594.9A CN114198453A (en) 2020-09-17 2020-09-17 Shock absorber tower top and shock absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010978594.9A CN114198453A (en) 2020-09-17 2020-09-17 Shock absorber tower top and shock absorber

Publications (1)

Publication Number Publication Date
CN114198453A true CN114198453A (en) 2022-03-18

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ID=80644743

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010978594.9A Pending CN114198453A (en) 2020-09-17 2020-09-17 Shock absorber tower top and shock absorber

Country Status (1)

Country Link
CN (1) CN114198453A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001124130A (en) * 1999-10-21 2001-05-08 Tokai Rubber Ind Ltd Strut mount
JP3086514U (en) * 2001-12-07 2002-06-28 捷路安國際有限公司 Spring upper seat bearing combination structure of automobile shock absorber
CN201416610Y (en) * 2009-07-07 2010-03-03 常州市中瑞汽车配件有限公司 Electric damping regulating mechanism of adjustable vibration damper
CN102305263A (en) * 2011-06-13 2012-01-04 常州新瑞汽车配件制造有限公司 Damping regulating mechanism of shock absorber
CN206299742U (en) * 2016-12-26 2017-07-04 衢州龙鼎汽车零部件制造有限公司 A kind of marble tower top damper
CN207315971U (en) * 2017-10-24 2018-05-04 重庆国贵贸易有限公司 Damper with flexible installing connector
CN111473077A (en) * 2020-03-26 2020-07-31 衢州龙鼎汽车零部件制造有限公司 Automobile shock absorber ware that can reduce abnormal sound

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001124130A (en) * 1999-10-21 2001-05-08 Tokai Rubber Ind Ltd Strut mount
JP3086514U (en) * 2001-12-07 2002-06-28 捷路安國際有限公司 Spring upper seat bearing combination structure of automobile shock absorber
CN201416610Y (en) * 2009-07-07 2010-03-03 常州市中瑞汽车配件有限公司 Electric damping regulating mechanism of adjustable vibration damper
CN102305263A (en) * 2011-06-13 2012-01-04 常州新瑞汽车配件制造有限公司 Damping regulating mechanism of shock absorber
CN206299742U (en) * 2016-12-26 2017-07-04 衢州龙鼎汽车零部件制造有限公司 A kind of marble tower top damper
CN207315971U (en) * 2017-10-24 2018-05-04 重庆国贵贸易有限公司 Damper with flexible installing connector
CN111473077A (en) * 2020-03-26 2020-07-31 衢州龙鼎汽车零部件制造有限公司 Automobile shock absorber ware that can reduce abnormal sound

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