CN219947808U - Automobile suspension support arm - Google Patents

Abstract

The utility model discloses an automobile suspension supporting arm, wherein an inner rod is movably arranged in an outer rod, a telescopic rod is movably arranged in the inner rod, two connecting blocks are fixedly arranged outside the telescopic rod, supporting rods are rotatably connected to the interiors of the two connecting blocks, first rotating blocks are fixedly connected to the bottom ends of the two supporting rods, first fixing plates are rotatably connected to the interiors of the two first rotating blocks, second rotating blocks are fixedly connected to the bottom ends of the telescopic rod, second fixing plates are rotatably connected to the interiors of the second rotating blocks, a third rotating block is fixedly connected to the top end of the outer rod, and a third fixing plate is rotatably connected to the interiors of the third rotating blocks.

Description

Automobile suspension support arm

Technical Field

The utility model belongs to the technical field of automobile accessories, and particularly relates to an automobile suspension supporting arm.

Background

The automobile suspension system is the whole support system comprising springs and shock absorbers between the automobile body and the tires. The suspension system should function to support the vehicle body and improve the ride feel, and different suspension arrangements may give the driver different driving experiences. The suspension system with a seemingly simple appearance integrates various acting forces, determines the stability, comfort and safety of the car, and is one of the key components of the modern car.

The bulletin number is: the chinese patent of CN208978577U discloses a dismantlement formula car suspension support arm that sturdiness is good, including connector, support, coil spring, shock insulation pad, screw nut, screwed pipe, ring gasket and spacing screw thread, the one section fixed welding of support has the connector, the upper portion of screw nut is fixed to the other end of support, coil spring is installed in the support outside, be equipped with the shock insulation pad between support and the coil spring.

This patent has the following drawbacks: although the abrasion can be reduced and the utilization rate of materials can be improved through the design of the threaded guide sleeve, the device is exposed, oil stains are easy to accumulate, and the device is blocked and damaged.

The present utility model therefore now proposes an automotive suspension support arm that solves the above-mentioned problems.

Disclosure of Invention

The present utility model is directed to an automobile suspension support arm to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automobile suspension support arm, includes the outer pole, the inside activity of outer pole is equipped with the interior pole, the inside activity of interior pole is equipped with the telescopic link, the outside fixed of telescopic link is equipped with two connecting blocks, two the inside of connecting block is all rotated and is connected with the bracing piece, two the equal fixedly connected with of bottom of bracing piece is first rotatory piece, two the inside of first rotatory piece is all rotated and is connected with first fixed plate, the bottom fixedly connected with second rotatory piece of telescopic link, the inside rotation of second rotatory piece is connected with the second fixed plate, the top fixedly connected with third rotatory piece of outer pole, the inside rotation of third rotatory piece is connected with the third fixed plate, the outside fixedly connected with two fixed levers of telescopic link.

The inner wall both sides of outer pole are all fixed and are equipped with the tooth's socket, the upper end fixedly connected with pinion rack of telescopic link, the upper end both sides of interior pole are all fixed and are equipped with the joint piece, two the inside rotation of joint piece is connected with the gear, the upper end fixedly connected with spring of pinion rack, the upper end fixedly connected with of spring is at the interior top surface of outer pole.

The outer ends of the two fixing rods are fixedly connected with sliding sleeves, and the two sliding sleeves are sleeved outside the supporting rods.

Wherein, the gear is connected with the tooth socket and the toothed plate in a meshed way.

Wherein, two the four corners department of first fixed plate and second fixed plate, third fixed plate has all seted up the locating hole.

Wherein the toothed plate is made of carbon steel.

Compared with the prior art, the utility model has the beneficial effects that:

when the automobile is started, the first fixing plate and the second fixing plate are fixed through the locating holes, up-and-down motion force is generated, the telescopic rod is driven to move up and down, the gear is driven to rotate when the telescopic rod moves up and down, the gear is rotationally connected to the inner rod, and the gear is meshed with the tooth grooves on the inner wall of the outer rod, so that when the telescopic rod moves up and down, the inner rod is driven to move up and down, the rack is driven to extrude the spring, the spring accumulates elastic force, vibration caused by up-and-down motion is counteracted, the fixing rod is used for buffering vibration, the supporting rod is fixed, force application is prevented, the supporting rod is broken, the third rotating block can rotate in the left-and-right motion of the automobile, the supporting point is provided, breakage is prevented, oil stains caused by external driving are blocked outside due to the fact that the spring, the gear and other motion structures are wrapped inside the outer rod, and the oil stains caused by the external driving cannot be blocked, and damage caused by severe motion can not be caused.

Drawings

FIG. 1 is a schematic perspective view of an automotive suspension support arm according to the present utility model;

FIG. 2 is a cross-sectional view of an automotive suspension support arm of the present utility model;

FIG. 3 is an enlarged view of an automotive suspension support arm A according to the present utility model;

fig. 4 is a schematic view of a partial three-dimensional structure of an automobile suspension support arm according to the present utility model.

In the figure: 1. an outer rod; 2. an inner rod; 3. a telescopic rod; 4. a connecting block; 5. a support rod; 6. a first rotating block; 7. a first fixing plate; 8. a second rotating block; 9. a second fixing plate; 10. a third rotating block; 11. a third fixing plate; 12. a fixed rod; 13. tooth slots; 14. a toothed plate; 15. a joint block; 16. a gear; 17. a spring; 18. a sliding sleeve; 19. and positioning holes.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an automobile suspension support arm, including outer pole 1, the inside activity of outer pole 1 is equipped with interior pole 2, the inside activity of interior pole 2 is equipped with telescopic link 3, telescopic link 3's outside fixed is equipped with two connecting blocks 4, the inside of two connecting blocks 4 is all rotated and is connected with bracing piece 5, the equal fixedly connected with first rotating block 6 in bottom of two bracing pieces 5, the inside of two first rotating block 6 is all rotated and is connected with first fixed plate 7, telescopic link 3's bottom fixedly connected with second rotating block 8, the inside rotation of second rotating block 8 is connected with second fixed plate 9, the top fixedly connected with third rotating block 10 of outer pole 1, the inside rotation of third rotating block 10 is connected with third fixed plate 11, telescopic link 3's outside fixedly connected with two dead levers 12, dead lever 12 fixes bracing piece 5, prevent that the application of force from causing bracing piece 5 fracture, third rotating block 10 can the rotation direction when the device side-to-side motion, be used for providing the back point, prevent the fracture.

The two sides of the inner wall of the outer rod 1 are fixedly provided with tooth grooves 13, the upper end of the telescopic rod 3 is fixedly connected with toothed plates 14, the two sides of the upper end of the inner rod 2 are fixedly provided with connecting blocks 15, the interiors of the two connecting blocks 15 are rotationally connected with gears 16, the upper ends of the toothed plates 14 are fixedly connected with springs 17, the upper ends of the springs 17 are fixedly connected with the inner top surface of the outer rod 1, when an automobile is started, force of up-and-down motion is generated, the telescopic rod 3 is driven to move up and down, the gears 16 are driven to rotate when the telescopic rod 3 moves up and down, because the gears 16 are rotationally connected to the inner rod 2 and meshed with the tooth grooves 13 of the inner wall of the outer rod 1, when the telescopic rod 3 moves up and down, the inner rod 2 is simultaneously driven to move up and down along with the toothed plates 14, the springs 17 are extruded, the springs 17 accumulate elasticity, vibration caused by up-and-down motion is counteracted, so that shock is generated, and because the motion structures such as the springs 17 and the gears 16 are wrapped inside by the outer rod 1, oil stains caused by external driving are blocked outside, and cannot cause blockage and severe motion damage to the oil stains caused by the external driving.

The outer ends of the two fixing rods 12 are fixedly connected with sliding sleeves 18, the two sliding sleeves 18 are sleeved outside the supporting rods 5, the sliding sleeves 18 are used for fixing the supporting rods 5, and meanwhile, the unfolding angle of the supporting rods 5 can be adjusted.

The gear 16 is meshed with the tooth grooves 13 and the toothed plate 14, and can be simultaneously linked with the outer rod 1, the inner rod 2 and the telescopic rod 3, so that the telescopic rod is convenient to stretch and shake.

Wherein, the four corners of two first fixed plates 7, second fixed plates 9 and third fixed plates 11 are respectively provided with a positioning hole 19, and the outer rod 1 is fixed by bolts through the positioning holes 19.

The toothed plate 14 is made of carbon steel, and has high strength, wear resistance and difficult damage.

Working principle: when the device is used, the third fixing plate 11 is fixed through the positioning hole 19, the first fixing plate 7 and the second fixing plate 9 are fixed through the positioning hole 19, when the automobile is started, up-and-down motion force is generated to drive the telescopic rod 3 to move up and down, the telescopic rod 3 drives the gear 16 to rotate when moving up and down, because the gear 16 is rotationally connected to the inner rod 2 and meshed with the tooth groove 13 on the inner wall of the outer rod 1, when the telescopic rod 3 moves up and down, the inner rod 2 is simultaneously driven to move up and down along with the toothed plate 14, the spring 17 is extruded, the spring 17 accumulates elastic force to counteract vibration caused by up-and-down motion, so that the supporting rod 5 is fixed by the fixing rod 12 to slow vibration, the supporting rod 5 is prevented from being broken due to force application, and the third rotating block 10 can rotate in a rotating direction when moving left and right of the device to provide a supporting point to prevent breakage.

Claims (6)

1. An automobile suspension support arm, comprising an outer rod (1), characterized in that: the inside activity of outer pole (1) is equipped with interior pole (2), the inside activity of interior pole (2) is equipped with telescopic link (3), the external fixation of telescopic link (3) is equipped with two connecting blocks (4), two the inside of connecting block (4) is all rotated and is connected with bracing piece (5), two the equal fixedly connected with of bottom of bracing piece (5) first revolute block (6), two the inside of first revolute block (6) is all rotated and is connected with first fixed plate (7), the bottom fixedly connected with second revolute block (8) of telescopic link (3), the inside rotation of second revolute block (8) is connected with second fixed plate (9), the top fixedly connected with third revolute block (10) of outer pole (1), the inside rotation of third revolute block (10) is connected with third fixed plate (11), the outside fixedly connected with two fixed levers (12) of telescopic link (3).

2. An automotive suspension support arm as claimed in claim 1, wherein: tooth grooves (13) are fixedly formed in two sides of the inner wall of the outer rod (1), toothed plates (14) are fixedly connected to the upper ends of the telescopic rods (3), connecting blocks (15) are fixedly arranged on two sides of the upper ends of the inner rods (2), gears (16) are rotatably connected to the inner parts of the connecting blocks (15), springs (17) are fixedly connected to the upper ends of the toothed plates (14), and the upper ends of the springs (17) are fixedly connected to the inner top surface of the outer rod (1).

3. An automotive suspension support arm as claimed in claim 1, wherein: the outer ends of the two fixing rods (12) are fixedly connected with sliding sleeves (18), and the two sliding sleeves (18) are sleeved outside the supporting rods (5).

4. An automotive suspension support arm as claimed in claim 2, wherein: the gear (16) is meshed with the tooth groove (13) and the tooth plate (14).

5. An automotive suspension support arm as claimed in claim 1, wherein: positioning holes (19) are formed in four corners of the first fixing plate (7), the second fixing plate (9) and the third fixing plate (11).

6. An automotive suspension support arm as claimed in claim 2, wherein: the toothed plate (14) is made of carbon steel.