CN212243557U

CN212243557U - Noise reduction type auxiliary frame

Info

Publication number: CN212243557U
Application number: CN202021089153.5U
Authority: CN
Inventors: 晋小江; 孟庆树; 高德龙
Original assignee: Xianghe Ganglong Automobile Equipment Co ltd
Current assignee: Xianghe Ganglong Automobile Equipment Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2020-12-29
Anticipated expiration: 2030-06-15

Abstract

The utility model discloses a type of making an uproar sub vehicle frame falls, including the sub vehicle frame body, the top surface gomphosis of sub vehicle frame body is connected with the connecting piece No. one, and the bottom surface gomphosis of sub vehicle frame body is connected with the connecting piece No. two, the surface mounting of sub vehicle frame body has complementary unit, and complementary unit's inside including the welding at the inside horizontal reinforcing plate of sub vehicle frame body, the fixed surface of horizontal reinforcing plate is connected with the pole setting, and the surperficial activity of pole setting has cup jointed the pipe, the inner wall of pipe is seted up flutedly, and the fixed surface of recess is connected with the spring. The utility model discloses in, under complementary unit's effect, through the horizontal reinforcing plate that sets up, improve the horizontal bearing capacity of sub vehicle frame body, utilize the extension board through constituting elastic expansion structure between a spring and the recess for have the cushion effect between sub vehicle frame body and the horizontal reinforcing plate, improve the bradyseism ability of sub vehicle frame body, realize reducing the partial noise.

Description

Noise reduction type auxiliary frame

Technical Field

The utility model relates to a hang technical field, especially relate to a type of making an uproar sub vehicle frame falls.

Background

The subframe can be regarded as a framework of the front axle and the rear axle, and is a component of the front axle and the rear axle. The subframe is not a complete frame, but merely a bracket that supports the front and rear axles and the suspension, through which the axles and suspension are then connected to the "main frame", conventionally referred to as the "subframe".

The sub vehicle frame of installation on current car is after long-time the use, and at the car in-process of traveling, because the impact force that sub vehicle frame can bear is less than the impact force that the road surface brought, leads to impact force conduction to sub vehicle frame for sub vehicle frame can't bear a large amount of impact forces and produce noise, abnormal sound etc. and present sub vehicle frame damping performance is unsatisfactory.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the performance is ideal inadequately in the aspect of the shock attenuation of current auxiliary frame and making an uproar, and the type of making an uproar sub vehicle frame of making an uproar falls that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a noise reduction type auxiliary frame comprises an auxiliary frame body, wherein a first connecting piece is connected to the top end surface of the auxiliary frame body in an embedded mode, a second connecting piece is connected to the bottom end surface of the auxiliary frame body in an embedded mode, an auxiliary mechanism is installed on the surface of the auxiliary frame body, a transverse reinforcing plate welded inside the auxiliary frame body is arranged inside the auxiliary mechanism, a vertical rod is fixedly connected to the surface of the transverse reinforcing plate, a guide pipe is movably sleeved on the surface of the vertical rod, a groove is formed in the inner wall of the guide pipe, a first spring is fixedly connected to the surface of the groove, a supporting plate is fixedly connected to the other end of the first spring and fixed to the surface of the vertical rod, a first buffer block is fixedly connected to the surface of the vertical rod, a second buffer block is fixedly connected to the inner wall of the guide pipe, the groove and the supporting plate are movably connected, and, a buffer mechanism is arranged between the first connecting piece and the second connecting piece.

As a further description of the above technical solution:

the first buffer block and the second buffer block are in corresponding positions.

As a further description of the above technical solution:

buffer gear's inside is including the sleeve pipe of welding on a connecting piece surface, and the inside fixedly connected with spring No. two of sheathed tube, pole in the other end fixedly connected with of spring No. two, and the bottom welding of pole has the bottom plate in, the bottom plate is fixed on the surface of connecting piece No. two, and welded connection has the strengthening rib between pole and the bottom plate in and.

As a further description of the above technical solution:

the sleeve and the inner rod are movably sleeved, and the inner rod and the sleeve form an elastic telescopic structure through a second spring.

As a further description of the above technical solution:

the sleeve and the inner rod are positioned between the first connecting piece and the second connecting piece at a certain angle, and the reinforcing rib is positioned on one side of the inner rod.

As a further description of the above technical solution:

the surface of sub vehicle frame body is equipped with a plurality of vertical reinforcing plate.

As a further description of the above technical solution:

a plurality of rubber blocks are arranged between the auxiliary frame body and the transverse reinforcing plate, and mounting holes are formed in the surfaces of the first connecting piece and the second connecting piece.

As a further description of the above technical solution:

a cavity is formed between the auxiliary frame body and the transverse reinforcing plate.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, under complementary unit's effect, through the horizontal reinforcing plate that sets up, improve the horizontal bearing capacity of sub vehicle frame body, utilize the extension board through constituting elastic expansion structure between a spring and the recess for have the cushion effect between sub vehicle frame body and the horizontal reinforcing plate, improve the bradyseism ability of sub vehicle frame body, realize reducing the partial noise.

2. The utility model discloses in, under buffer gear's effect, constitute elastic expansion structure through the interior pole that sets up between No. two springs and the sleeve pipe for have the buffering effort between a connecting piece and No. two connecting pieces, improve the vertical bearing capacity of sub vehicle frame body.

3. The utility model discloses in, through the strengthening rib that sets up, further improve the vertical bearing capacity of sub vehicle frame body, effectual improvement sub vehicle frame body holistic intensity through the cavity that sets up, avoids producing a large amount of noises between sub vehicle frame body and the horizontal reinforcing plate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the auxiliary mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural view of the middle buffering mechanism of the present invention.

Illustration of the drawings:

1. a subframe body; 2. a first connecting piece; 3. a second connecting piece; 4. an auxiliary mechanism; 401. a transverse stiffener; 402. erecting a rod; 403. a conduit; 404. a groove; 405. a first spring; 406. a support plate; 407. a first buffer block; 408. a second buffer block; 5. a buffer mechanism; 501. a sleeve; 502. a second spring; 503. an inner rod; 504. a base plate; 505. reinforcing ribs; 6. a longitudinal reinforcing plate; 7. a rubber block; 8. mounting holes; 9. a cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a noise reduction type subframe comprises a subframe body 1, a first connecting member 2 is embedded and connected on the top surface of the subframe body 1, a second connecting member 3 is embedded and connected on the bottom surface of the subframe body 1, an auxiliary mechanism 4 is installed on the surface of the subframe body 1, a transverse reinforcing plate 401 welded inside the subframe body 1 is arranged inside the auxiliary mechanism 4, a vertical rod 402 is fixedly connected on the surface of the transverse reinforcing plate 401, a guide pipe 403 is movably sleeved on the surface of the vertical rod 402, a groove 404 is formed in the inner wall of the guide pipe 403, a first spring 405 is fixedly connected on the surface of the groove 404, a support plate 406 is fixedly connected at the other end of the first spring 405, the support plate 406 is fixed on the surface of the vertical rod 402, a first buffer block 407 is fixedly connected on the surface of the vertical rod 402, and a second buffer block 408 is, recess 404 and extension board 406 are swing joint, and the extension board 406 constitutes elastic telescopic structure through a spring 405 and between recess 404, install buffer 5 between connecting piece 2 and the connecting piece 3 No. two, when sub vehicle frame body 1 received outside impact, the impact force conducts pipe 403, can absorb partial impact force through a spring 405 that sets up for extension board 406 makes elastic telescopic motion in recess 404 through a spring 405, thereby alleviates partial vibrations, and then has the noise reduction effect.

Furthermore, the first buffer block 407 and the second buffer block 408 are in corresponding positions, and when the vertical rod 402 moves up and down in the conduit 403, the first buffer block 407 contacts with the second buffer block 408, so as to further alleviate the impact force and prevent the vertical rod 402 from being worn in the conduit 403.

Further, buffer gear 5's inside is including welding sleeve pipe 501 on a connecting piece 2 surface, and sleeve pipe 501's inside fixedly connected with No. two

springs

502, 503 in the other end fixedly connected with of No. two springs 502, and the bottom welding of interior pole 503 has bottom plate 504, bottom plate 504 is fixed on the surface of No. two connecting pieces 3, and welded connection has strengthening rib 505 between interior pole 503 and the bottom plate 504, when sub vehicle frame body 1 received outside impact, the impact force conducts to sleeve pipe 501 department, through No. two springs 502 that set up, make interior pole 503 do elastic telescopic motion in sleeve pipe 501 through No. two springs 502, thereby alleviate the impact force between a connecting piece 2 and No. two connecting pieces 3, avoid bearing capacity not enough between a connecting piece 2 and No. two connecting pieces 3, lead to appearing abnormal sound or wearing and tearing between a connecting piece 2 and No. two connecting pieces 3.

Further, sleeve pipe 501 and interior pole 503 cup joint for the activity, and interior pole 503 constitutes elastic expansion structure through setting up between No. two spring 502 and the sleeve pipe 501, fixes on the surface of connecting piece 2 No. one through setting up sleeve pipe 501, and interior pole 503 is fixed on the surface of connecting piece 3 No. two, utilizes No. two spring 502 to alleviate the impact force between connecting piece 2 and the connecting piece 3 No. two, and the effectual sub vehicle frame body 1 of avoiding produces the bursting apart.

Furthermore, the sleeve 501 and the inner rod 503 are positioned between the first connector 2 and the second connector 3 at a certain angle, and the reinforcing rib 505 is positioned on one side of the inner rod 503, so that the supporting force between the sleeve 501 and the inner rod 503 is improved through the arrangement of the reinforcing rib 505.

Further, the surface of sub vehicle frame body 1 is equipped with the vertical reinforcing plate 6 of a plurality of, and through the vertical reinforcing plate 6 that sets up, improves sub vehicle frame body 1's vertical holding power.

Further, be equipped with a plurality of block rubber 7 between sub vehicle frame body 1 and the horizontal reinforcing plate 401, mounting hole 8 has all been seted up on the surface of a connecting piece 2 and No. two connecting pieces 3, through the block rubber 7 that sets up, avoids producing between a connecting piece 2 and No. two connecting pieces 3 and collides with the wearing and tearing.

Further, a cavity 9 is formed between the auxiliary frame body 1 and the transverse reinforcing plate 401, and the arranged cavity 9 has a certain noise reduction effect.

The working principle is as follows: during the use, at first when sub vehicle frame body 1 receives outside impact, the impact force is conducted to pipe 403, can absorb some impact force through spring 405 that sets up, make extension board 406 do the elastic telescopic motion in recess 404 through spring 405, thereby alleviate some vibrations, and then have noise reduction, some impact force conduction this moment is to sleeve pipe 501 department, through No. two spring 502 that sets up, make interior pole 503 do the elastic telescopic motion in sleeve pipe 501 inside through No. two spring 502, thereby alleviate impact force between connecting piece 2 and No. two connecting pieces 3, avoid bearing capacity not enough between connecting piece 2 and No. two connecting pieces 3, lead to appearing abnormal sound or wearing and tearing between connecting piece 2 and No. two connecting pieces 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The noise-reduction type auxiliary frame comprises an auxiliary frame body (1) and is characterized in that a first connecting piece (2) is connected to the top end surface of the auxiliary frame body (1) in an embedded mode, a second connecting piece (3) is connected to the bottom end surface of the auxiliary frame body (1) in an embedded mode, an auxiliary mechanism (4) is installed on the surface of the auxiliary frame body (1), a transverse reinforcing plate (401) welded inside the auxiliary frame body (1) is arranged inside the auxiliary mechanism (4), a vertical rod (402) is fixedly connected to the surface of the transverse reinforcing plate (401), a guide pipe (403) is sleeved on the surface of the vertical rod (402) in a movable mode, a groove (404) is formed in the inner wall of the guide pipe (403), a first spring (405) is fixedly connected to the surface of the groove (404), a support plate (406) is fixedly connected to the other end of the first spring (405), and the support plate (406, the surface fixed connection of pole setting (402) is connected with buffer block (407) No. one, and the inner wall fixedly connected with buffer block (408) No. two of pipe (403), recess (404) and extension board (406) are swing joint, and constitute elastic telescopic structure between extension board (406) through spring (405) and recess (404), install buffer gear (5) between connecting piece (2) and connecting piece (3) No. two.

2. The noise reduction subframe of claim 1 wherein said first bumper (407) is positioned relative to said second bumper (408).

3. The noise reduction type auxiliary frame as claimed in claim 1, wherein the inside of the buffering mechanism (5) comprises a sleeve (501) welded on the surface of the first connecting member (2), a second spring (502) is fixedly connected inside the sleeve (501), an inner rod (503) is fixedly connected to the other end of the second spring (502), a bottom plate (504) is welded at the bottom end of the inner rod (503), the bottom plate (504) is fixed on the surface of the second connecting member (3), and a reinforcing rib (505) is welded between the inner rod (503) and the bottom plate (504).

4. The noise reduction type subframe as claimed in claim 3, wherein the sleeve (501) and the inner rod (503) are movably sleeved, and the inner rod (503) forms an elastic telescopic structure with the sleeve (501) through a second spring (502).

5. The noise reduction subframe of claim 3 wherein said bushing (501) is positioned at an angle to said inner rod (503) between said first connector (2) and said second connector (3), and said reinforcement rib (505) is positioned on one side of said inner rod (503).

6. A noise-reducing subframe according to claim 1 wherein the surface of said subframe body (1) is provided with longitudinal stiffening webs (6).

7. The noise reduction type subframe according to claim 1, wherein a plurality of rubber blocks (7) are arranged between the subframe body (1) and the transverse reinforcing plate (401), and mounting holes (8) are formed in the surfaces of the first connecting piece (2) and the second connecting piece (3).

8. A noise-reducing subframe according to claim 1 wherein a cavity (9) is formed between the subframe body (1) and the transverse stiffener (401).