CN2905522Y - The A-arm adjustment and positioning structure of the front wheel of ATV and all-round terrain vehicle - Google Patents

Abstract

The utility model discloses a front wheel A arm adjusting and positioning structure of a beach vehicle and an all-dimensional terrain vehicle, which comprises a frame, a lower A arm, an upper A arm, an adjusting mechanism, a shock absorber and a front wheel, wherein the frame is provided with a lower pin joint part and an upper pin joint part respectively below and above two sides of the front; one end of the lower A arm is connected with the front wheel, and the two ends of the fork opening of the lower A arm are pivoted with the lower pivoting part of the frame; one end of the upper arm A is jointed with the front wheel, and joint parts are arranged at two ends of the fork mouth and jointed with the adjusting mechanism; the adjusting mechanism is used for connecting the upper pivoting part of the frame with the upper arm A, and can adjust and position the distance between the upper arm A and the frame; thus, the angle of the upper A arm and the front wheel can be adjusted in a universal manner, and the adjustment is convenient and smooth.

Description

Beach buggy, comprehensive landform car front-wheel A arm are adjusted location structure

Technical field

The utility model is to adjust location structure about a kind of beach buggy, comprehensive landform car front-wheel A arm.

Background technology

Known beach buggy, comprehensive landform car generally are arm configurations before front-wheel is provided with shock-absorbing, be one of conventional construction as shown in Figure 7, mainly be that single A arm 3 ' is set between vehicle frame 1 ' and front-wheel 2 ', the intersection end of this A arm 3 ' and vehicle frame 1 ' articulate again, and the other end engages with front-wheel 2 ', again in A wall 3, on articulated section 31 ' be set articulate Shock absorber 4 ' one end, and this Shock absorber 4 ' other end engages with vehicle frame 1 ', and making to provide front-wheel 2 ' shock-proof effect by Shock absorber 4 '.

Yet this A arm 3 ' of aforementioned structure can not be adjusted with the combination angle of vehicle frame 1 ', can not accurately adjust disappearance when causing front-wheel 2 ' to make up the back locating bias, and should list A arm design tool poor stability disappearance.

And for example the novel patent M276719 structure of TaiWan, China is the upper and lower crotch of tool, and the thread bar is set for locking nut in two side levers last, crotch, and be provided with T jacket tube in thread bar opposite end, and this T jacket tube one end engages with aforementioned thread bar, and both sides have the axis hole of running through and vehicle frame articulates.

And aforementioned structure only can corresponding axostylus axostyle rotation after articulating by axostylus axostyle and vehicle frame because of T jacket tube, can not universal adjustment angle, thereby cause and be difficult for adjusting upper and lower crotch and vehicle frame engagement angles situation, and be difficult for adjusting when having locating bias and lack.

The utility model content

The purpose of this utility model provides a kind ofly adjusts the suitable angle of front-wheel A arm, and can have and adjust convenience, the beach buggy of smoothness, comprehensive landform car front-wheel A arm and adjust location structure.

For achieving the above object, solution of the present utility model is: a kind of beach buggy, comprehensive landform car front-wheel A arm are adjusted location structure, it is to comprise vehicle frame, time A arm, last A arm, adjusting mechanism, Shock absorber, front-wheel, and vehicle frame is that the upper and lower side of two sides is provided with upper and lower articulated section respectively in the place ahead; Following A arm one end engages with front-wheel, and the following articulated section of its prong two ends and vehicle frame articulates; Last A arm one end engages with front-wheel, and in the prong two ends junction surface is set and engages with adjusting mechanism; Adjusting mechanism provides the last articulated section of vehicle frame and last A knee-joint to close, and the universal flake seat of tool.

The described junction surface tool screw of going up the A arm, adjusting mechanism comprises universal flake seat, spacer tube, adjustable bolt, positioning screw cap again, and this universal flake seat tool spheroid, fit bar, and this spheroid tool runs through open-work, and in the affixed spacer tube of open-work two sides difference, and can articulate by the last articulated section of pivot connecting element interspersed spacer tube, open-work and vehicle frame; This fit bar one end tool fit portion fit spheroid again, and make fit portion do angular deflection on spheroid is provided with screw rod in the fit bar other end again, and this screw flight and the aforementioned screw thread of going up A arm screw are reverse; Again adjustable bolt be Yu Erduan be provided with respectively can for universal flake seat, go up screw, screw rod that A arm screw engages, and this screw, screw flight are reverse; The fork positioning screw cap is to screw togather the screw rod of universal flake seat and the screw rod of adjustable bolt.

Described vehicle frame is provided with articulated section and the pivot joint of Shock absorber bottom in central appropriate location.

Described A arm down can be provided with adjusting mechanism and engage with the following articulated section of vehicle frame.

After adopting such scheme, down A arm of the present utility model, go up the A arm and cooperate the setting of adjusting mechanism, and the universal flake seat of adjusting mechanism tool, make the A arm do angular deflection by corresponding vehicle frame, this adjusting mechanism can not torn upper and lower A arm open and can adjust and locate A arm and vehicle frame spacing again, makes that the utility model can universal adjustment nose wheel angle and tool adjustment location convenience.

Description of drawings

Fig. 1 is an embodiment decomposing schematic representation of the present utility model;

Fig. 2 is an embodiment adjusting mechanism decomposing schematic representation of the present utility model;

Fig. 3 is an embodiment adjusting mechanism combination cross-sectional schematic of the present utility model;

Fig. 4 is an embodiment entire combination scheme drawing of the present utility model;

Fig. 5 is that embodiment of the present utility model adjusts the action scheme drawing;

Fig. 6 is that embodiment of the present utility model adjusts the action scheme drawing;

Fig. 7 is known product structure scheme drawing.

The specific embodiment

See also Fig. 1-4, embodiment of the present utility model comprises vehicle frame 1, last A arm 2, following A arm 3, adjusting mechanism 4, Shock absorber 5, front-wheel 6 (as shown in Figure 4), and this vehicle frame 1 is under two sides of the place ahead, the top is provided with upper and lower articulated section 11,12 respectively, and articulate with following A arm 2, adjusting mechanism 4 respectively by pivot connecting element, being provided with in the top again can be for the junction surface 13 that engages with Shock absorber 5 tops.

Following A arm 2 one ends engage with front-wheel 6 (as shown in Figure 4), and its prong two ends are provided with articulated section 21 and by pivot connecting element and 11 pivot joints of 1 time articulated section of vehicle frame, in central appropriate location articulated section 22 and the pivot joint of Shock absorber 5 bottoms are set again.

Last A arm 3 is that an end engages with front-wheel 6, and in the prong two ends junction surface 31 is set and engages with adjusting mechanism 4, and these junction surface 31 tool screws 311.

Adjusting mechanism 4 comprises universal flake seat 41, spacer tube 42, adjustable bolt 43, positioning screw cap 44,45, and these universal flake seat 41 tool spheroids 411, fit bar 412, and these spheroid 411 tools run through open-work 4111, and in the affixed spacer tube 42 of open-work 4,111 two sides difference, and can articulate with the last articulated section 12 of vehicle frame 1 by the interspersed spacer tube 42 of pivot connecting element, open-work 4111; This fit bar 412 1 end tool fit portions 4121 fit spheroids 411 again, and make fit portion 4121 on spheroid 411, do angular deflection, in fit bar 412 other ends screw rod 4122 is set again, and the screw thread of the screw thread of this screw rod 4122 and aforementioned upward A arm 3 screws 311 is reverse; Again adjustable bolt 43 be Yu Erduan be provided with respectively can for universal flake seat 41, go up screw 431, screw rod 432 that A arm 3 screws 311 engage, and the screw thread of this screw 431, screw rod 432 is reverse, should regulate bolt 43 outsides again can supply and tool engagement; Positioning screw cap the 44, the 45th again, can screw togather the screw rod 4122 of universal flake seat 41 and the screw rod 432 of adjustable bolt 43 respectively and screw togather.

Prong two ends of last A arm 3 and the threaded shank 432 of adjustable bolt 43 screw togather during the utility model combination, and positioning screw cap 45 is positioned on this screw rod 432, make the screw 431 of adjustable bolt 43 and the screw rod 4122 of universal flake seat 41 screw togather again, and make positioning screw cap 44 be positioned at combination on this screw rod 4122.

See also Fig. 5,6, the utility model can be adjusted the regulating mechanism 4 of the suitable end of last A arm 3 prongs, and intersection end and vehicle frame 1 spacing of rotatable adjustable bolt 43 to adjust A arm 3, and the fit bar 412 of universal flake seat 41 can corresponding spheroid 411 skews be adjusted smoothness with tool when adjusting, and positioning of rotating nut 44,45 is located again after adjusting, make the utility model can not must pull down, last A arm 2,3 can universal adjustment front-wheel 6 angles and tool adjustment location convenience.

In addition, universal flake seat of the present utility model also can be closed by other mechanisms and preceding A knee-joint, and can adjust universal flake seat and preceding A spacing arm, descends the A arm also can engage universal flake seat again, and aforementioned structure also should belong in the utility model design category.

Be with by the above, the utility model can be had preferable universal adjustment location convenience, smoothness effect really, and its effect is should more known product good, and does not have the class isostructure to be disclosed in elder generation because of seeing, hence proposes patent application in accordance with the law.

Claims (4)

1. An A-arm adjustment and positioning structure for front wheels of ATVs and all-round terrain vehicles, characterized in that: it includes a vehicle frame, a lower A-arm, an upper A-arm, an adjustment mechanism, a shock absorber, and a front wheel. The lower and upper pivot joints are respectively arranged on the lower and upper sides of the front two sides; one end of the lower A arm is jointed with the front wheel, and the two ends of the fork are pivoted with the lower pivot joint of the vehicle frame; one end of the upper A arm is jointed with the front wheel, And joint parts are provided at both ends of the fork to join with the adjustment mechanism; the adjustment mechanism provides the upper pivot joint of the frame to join with the upper A-arm, and has a universal fish-eye seat. 2. The A-arm adjustment and positioning structure of the front wheel of ATV and all-round terrain vehicle according to claim 1, characterized in that: the joint part of the upper A-arm has a screw hole, and the adjustment mechanism includes a universal fish-eye seat, a spacer tube , adjusting bolts, positioning nuts, and the universal fisheye seat has a sphere and a fitting rod, and the sphere has a through hole, and the spacer tubes are respectively fixed on both sides of the through hole, and can be inserted through the pivoting element The spacer tube and the through hole are pivotally connected to the upper pivot joint of the frame; and one end of the fitting rod has a fitting part to fit the sphere, and the fitting part makes an angular offset on the sphere, and the other end of the fitting rod A screw is provided, and the thread of the screw is opposite to the thread of the screw hole of the upper A arm; and the two ends of the adjusting bolt are respectively provided with a screw hole and a screw that can be engaged with the universal fisheye seat and the screw hole of the upper A arm, and The threads of the screw hole and the screw rod are reversed; and the positioning nut is a screw rod that can be screwed together with the universal fisheye seat and the screw rod of the adjusting bolt. 3. The A-arm adjustment and positioning structure of the front wheel of the beach vehicle and all-round terrain vehicle according to claim 1, characterized in that: the vehicle frame is provided with a pivot joint at an appropriate place in the center to pivotally connect with the bottom end of the shock absorber. 4. The front wheel A-fold adjustment and positioning structure of ATV and all-round terrain vehicle according to claim 1 or 2, characterized in that the lower A-arm can be provided with an adjustment mechanism to engage with the lower pivot joint of the vehicle frame.

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