CN208041044U - A kind of air bag front damper device of motor tricycle - Google Patents

Abstract

A kind of air bag front damper device of motor tricycle,Solid tubes are arranged close to one end of bend pipe in bottom cylinder,Hexagon socket head cap screw combination is spirally connected by the way that cross through hole is corresponding with one end of piston rod,The other end fitting corresponding with one end of shank component of bottom cylinder,Piston rod is located at the end setting piston of shank component internal point,Cock component is arranged in the other end of shank component,Inner spring is set between piston right side and cock component,The bend pipe of bottom cylinder upper end is made of lateral stub and vertical short tube,The lateral stub and vertical short tube are respectively provided with through-hole along direction of axis line,The lateral ends of lateral stub are spirally connected by the way that thread groove is corresponding with one end of cylinder,The both ends inner wall of cylinder is respectively provided with groove,Air cavity is formed between the right side and cylinder head of the inside setting movable piston movable piston of cylinder,Setting valve inside combines in the centre bore of cylinder head,Eliminate vibrations,The problem of effective solution idle running.

Description

A kind of air bag front damper device of motor tricycle

Technical field

The utility model is related to the damping device of motor tricycle, the air bag front damper of especially a kind of motor tricycle fills It sets.

Background technology

Currently, domestic shock absorber structure is simple, it is to contact firmly between shank component bottom end and bottom cylinder, vehicle jolts acutely When, it is easy to bottom out, when high vehicle speeds, the flowing velocity of damping oil does not catch up with the speed of offer, is easy idle running, causes Vehicle body vibrations are fierce, and when how solving vehicle and jolt violent, shank component bottom end is easy to bottom out, when high vehicle speeds, The flowing velocity of damping oil does not catch up with the problem of speed of offer as insoluble technical barrier for a long time, in view of above-mentioned Reason now researches and develops a kind of air bag front damper device of motor tricycle.

Utility model content

The purpose of this utility model is to overcome deficiency in the prior art, subtract before a kind of air bag of motor tricycle is provided Device device is shaken, eliminates vibrations, the problem of effective solution idle running, this reality utility model is simple in sturcture, ingenious in design, be produced into This is cheap, and easy to operate, using effect is notable, durable, and long-time service is hardly damaged, and is suitble to popularity application.

The utility model to achieve the goals above, adopts the following technical scheme that：Damping before a kind of air bag of motor tricycle Device device, be by：Solid tubes, bottom cylinder, hexagon socket head cap screw combination, piston rod, fuel feed hole, oil outlet, buffer spring, inner spring, Oil sealing, dustproof cover, shank component, cock component, valve inside combination, cylinder head, O-ring seals, cylinder, movable piston, bolt It constitutes；Solid tubes, the solid tubes are arranged close to one end of bend pipe in the hooked that bottom cylinder is made of horizontal tube and bend pipe, bottom cylinder Circle centre position cross through hole is set, longitudinal hole, the cross through hole and bottom cylinder phase is arranged in the periphery of the cross through hole Logical, hexagon socket head cap screw combination is spirally connected by the way that cross through hole is corresponding with one end of piston rod, and piston rod is set in the cylinder of bottom, bottom cylinder Other end fitting corresponding with one end of shank component, shank component are barrel-shaped, and the other end of piston rod penetrates shank component center The preformed hole at place is set in shank component, and oil sealing is arranged in the blind end end face inner wall of shank component, and piston rod is located at shank group Piston is arranged in the ends of part inside points, and groove is arranged in the middle part of piston outer periphery, is arranged O-ring seals in groove, piston left side with Oil pocket A is constituted between the oil sealing of shank component one end end face inner wall, piston rod is located at the part setting fuel feed hole in the cylinder of bottom, piston Bar is located at the setting of the part in shank component oil outlet, buffer spring is arranged in the oil pocket A, buffer spring is wound in piston rod Cock component is arranged in the other end of periphery, shank component, and inner spring is arranged between piston right side and cock component, solid tubes Oil pocket B is constituted between end face and shank component one end end face, annular groove is arranged in the horizontal tube other end inner wall of bottom cylinder, described Oil sealing is arranged in the bottom of annular groove, and dustproof cover is arranged in the oil sealing side of the bottom of annular groove, and the bend pipe of bottom cylinder upper end is by cross It is constituted to short tube and vertical short tube, the lateral stub and vertical short tube are respectively provided with through-hole, the cross along direction of axis line The through-hole of through-hole and vertical short tube to short tube communicates, and the through-hole upper end opening of vertical short tube passes through bolt seal, vertical short tube The lower end of through-hole communicated with horizontal tube, the lateral ends outer wall of lateral stub is threaded slot, the lateral ends of lateral stub It is spirally connected by the way that thread groove is corresponding with one end of cylinder, the both ends inner wall of cylinder is respectively provided with groove, in the both ends inboard wall groove of cylinder O-ring seals are respectively provided with, the inside of cylinder is arranged movable piston, two O shapes are uniformly distributed in the preformed groove of movable piston periphery Sealing ring forms air cavity between the right side and cylinder head of movable piston, the other end is corresponding with cylinder head to be spirally connected, the center of cylinder head The interior setting valve inside of centre bore of place's setting centre bore, cylinder head combines, and valve inside combination is communicated with air cavity, and air cavity is made to pass through gas Door core combination adjusts internal pressure, and the cavity in the left side of movable piston and the two of bend pipe through-holes constitute oil pocket C, solid tubes and bottom cylinder one Body shapes, solid tubes, the horizontal tube of bottom cylinder, piston rod, buffer spring, inner spring, shank component axial line be located at always On line, damping oil is respectively provided in the oil pocket A, oil pocket B and oil pocket C.

The utility model has the beneficial effects that：In vehicle travel process, the damping oil in the utility model is squeezed, A part of damping oil in oil pocket B enters oil pocket A by the fuel feed hole on piston rod, and a part passes through two through-hole streams of bend pipe Enter oil pocket C, squeeze the air cavity for being filled with certain air pressure, movable piston moves back and forth, and squeezes air cavity, generates pressure buffer power, oil pocket A In a part of damping oil oil pocket B is entered by the oil outlet on piston rod, to generate damping force, eliminate vibrations；This practicality The inner spring of novel medium voltage contracting generates support force to car body, when the flow velocity of damping oil does not catch up with the speed that shank component jolts, Will produce idle running, at this moment, in air cavity air pressure the damping oil in oil pocket C is supplemented into oil pocket B, asking for idle running of effective solution Topic, this reality utility model is simple in sturcture, ingenious in design, and low production cost is easy to operate, and using effect is notable, durable, Long-time service is hardly damaged, and is suitble to popularity application.

Description of the drawings

The utility model is described in further detail below in conjunction with the accompanying drawings：

Fig. 1 is general assembly cross-sectional view；

In Fig. 1：Solid tubes 1, bottom cylinder 2, hexagon socket head cap screw combination 21, piston rod 3, fuel feed hole 31, oil outlet 32, buffering elastic Spring 4, inner spring 5, oil sealing 6, dustproof cover 7, shank component 8, cock component 9, valve inside combination 10, cylinder head 11, O-ring seals 12, cylinder 13, movable piston 14, bolt 15.

Specific implementation mode

The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings：

The hooked that bottom cylinder 2 is made of horizontal tube and bend pipe, solid tubes 1 are arranged close to one end of bend pipe in bottom cylinder 2, described The circle centre positions of solid tubes 1 is arranged cross through hole, and the periphery of the cross through hole is arranged longitudinal hole, the cross through hole and Bottom cylinder 2 communicates, and hexagon socket head cap screw combination 21 is spirally connected by the way that cross through hole is corresponding with one end of piston rod 3, and piston rod 3 is set to bottom In cylinder 2, the other end fitting corresponding with one end of shank component 8 of bottom cylinder 2, shank component 8 is barrel-shaped, the other end of piston rod 3 It is set in shank component 8 through the preformed hole at 8 center of shank component, the blind end end face inner wall setting oil of shank component 8 Envelope 6, piston rod 3 are located at the end setting piston of 8 inside points of shank component, groove are arranged in the middle part of piston outer periphery, O is arranged in groove Shape sealing ring 12, oil pocket A is constituted between the oil sealing 6 of 8 one end end face inner wall of piston left side and shank component, and piston rod 3 is located at Fuel feed hole 31 is arranged in part in bottom cylinder 2, and piston rod 3 is located at the setting of the part in shank component 8 oil outlet 32, the oil pocket A Interior setting buffer spring 4, buffer spring 4 are wound in 3 periphery of piston rod, and cock component 9 is arranged in the other end of shank component 8, living It fills in and inner spring 5 is set between right side and cock component 9, oil is constituted between 8 one end end face of end face and shank component of solid tubes 1 Annular groove is arranged in the horizontal tube other end inner wall of chamber B, bottom cylinder 2, and oil sealing 6 is arranged in the bottom of the annular groove, and annular is recessed Dustproof cover 7 is arranged in 6 side of oil sealing of the bottom of slot, and the bend pipe of bottom 2 upper ends of cylinder is made of lateral stub and vertical short tube, described Lateral stub and vertical short tube are respectively provided with through-hole, the through-hole of the through-hole of the lateral stub and vertical short tube along direction of axis line It communicates, the through-hole upper end opening of vertical short tube is sealed by bolt 15, and the lower end of the through-hole of vertical short tube is communicated with horizontal tube, horizontal It is threaded slot to the lateral ends outer wall of short tube, the lateral ends of lateral stub are corresponding with one end of cylinder 13 by thread groove It is spirally connected, the both ends inner wall of cylinder 13 is respectively provided with groove, and O-ring seals 12, cylinder are respectively provided in the both ends inboard wall groove of cylinder 13 Movable piston 14 is arranged in 13 inside, and two O-ring seals 12 are uniformly distributed in the preformed groove of 14 periphery of movable piston, and activity is living Air cavity is formed between the right side and cylinder head 11 of plug 14, the other end is corresponding with cylinder head 11 to be spirally connected, and is set at the center of cylinder head 11 Centre bore is set, setting valve inside combines 10 in the centre bore of cylinder head 11, and valve inside combination 10 is communicated with air cavity, and air cavity is made to pass through Valve inside combination 10 adjusts internal pressure, and the cavity in the left side of movable piston 14 and the two of bend pipe through-holes constitute oil pocket C, solid tubes 1 It is 2 integrally formed with bottom cylinder, solid tubes 1, the horizontal tube of bottom cylinder 2, piston rod 3, buffer spring 4, inner spring 5, shank component 8 axis Heart line is located along the same line, and damping oil is respectively provided in the oil pocket A, oil pocket B and oil pocket C.

Claims (1)

1. a kind of air bag front damper device of motor tricycle, be by：Solid tubes (1), bottom cylinder (2), hexagon socket head cap screw combination (21), piston rod (3), fuel feed hole (31), oil outlet (32), buffer spring (4), inner spring (5), oil sealing (6), dustproof cover (7), Shank component (8), cock component (9), valve inside combination (10), cylinder head (11), O-ring seals (12), cylinder (13), activity Piston (14), bolt (15) are constituted；It is characterized in that：The hooked that bottom cylinder (2) is made of horizontal tube and bend pipe, bottom cylinder (2) lean on Cross through hole, the cross through hole is arranged in the circle centre position of one end setting solid tubes (1) of nearly bend pipe, the solid tubes (1) Periphery be arranged longitudinal hole, the cross through hole and bottom cylinder (2) communicate, hexagon socket head cap screw combination (21) pass through cross through hole Corresponding with one end of piston rod (3) to be spirally connected, piston rod (3) is set in bottom cylinder (2), the other end and the shank component of bottom cylinder (2) (8) one end corresponds to fitting, and shank component (8) is barrel-shaped, and the other end of piston rod (3) is through at shank component (8) center Preformed hole is set in shank component (8), the blind end end face inner wall setting oil sealing (6) of shank component (8), piston rod (3) position Piston is set in the end of shank component (8) inside points, groove is set in the middle part of piston outer periphery, O-ring seals are set in groove (12), oil pocket A is constituted between piston left side and the oil sealing (6) of shank component (8) one end end face inner wall, piston rod (3) is located at Part setting fuel feed hole (31) in bottom cylinder (2), piston rod (3) are located at the setting oil outlet of the part in shank component (8) (32), Setting buffer spring (4), buffer spring (4) are wound in piston rod (3) periphery, the other end of shank component (8) in the oil pocket A Cock component (9) is set, inner spring (5), the end face of solid tubes (1) and handle are set between piston right side and cock component (9) Oil pocket B is constituted between bar assembly (8) one end end face, annular groove, the ring is arranged in the horizontal tube other end inner wall of bottom cylinder (2) The bottom setting oil sealing (6) of connected in star, oil sealing (6) side setting dustproof cover (7) of the bottom of annular groove, bottom cylinder (2) upper end Bend pipe be made of lateral stub and vertical short tube, the lateral stub and vertical short tube are respectively provided with logical along direction of axis line The through-hole of hole, the through-hole of the lateral stub and vertical short tube communicates, and the through-hole upper end opening of vertical short tube passes through bolt (15) it seals, the lower end of the through-hole of vertical short tube is communicated with horizontal tube, and the lateral ends outer wall of lateral stub is threaded slot, horizontal It is spirally connected to the lateral ends of short tube by the way that thread groove is corresponding with one end of cylinder (13), the both ends inner wall of cylinder (13) is respectively provided with recessed Slot, O-ring seals (12) are respectively provided in the both ends inboard wall groove of cylinder (13), and movable piston is arranged in the inside of cylinder (13) (14), be uniformly distributed two O-ring seals (12) in the preformed groove of movable piston (14) periphery, the right side of movable piston (14) with Air cavity is formed between cylinder head (11), the other end is corresponding with cylinder head (11) to be spirally connected, setting center at the center of cylinder head (11) The interior setting valve inside of centre bore in hole, cylinder head (11) combines (10), and valve inside combination (10) is communicated with air cavity, and air cavity is made to pass through Valve inside combines (10) and adjusts internal pressure, and two through-holes of the cavity in the left side of movable piston (14) and bend pipe constitute oil pocket C, solid Manage (1) and bottom cylinder (2) be integrally formed, solid tubes (1), bottom tin (2) horizontal tube, piston rod (3), buffer spring (4), inner spring (5), the axial line of shank component (8) is located along the same line, and damping oil is respectively provided in the oil pocket A, oil pocket B and oil pocket C.