CN216240902U

CN216240902U - Silencer lug structure and car

Info

Publication number: CN216240902U
Application number: CN202123079085.1U
Authority: CN
Inventors: 吴贵鑫; 常健; 于冲云; 谭芬; 张雅琨
Original assignee: Chongqing Jinkang Sailisi New Energy Automobile Design Institute Co Ltd
Current assignee: Chongqing Jinkang Sailisi New Energy Automobile Design Institute Co Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-08
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a silencer lifting lug structure and an automobile, wherein the silencer lifting lug structure comprises a framework and a rubber body, the framework is sleeved on the periphery of the rubber body, an extending part is arranged on the framework, the extending part is externally tangent to a circular part of the framework and extends towards a far end, a first mounting hole is arranged on the extending part, and the extending part is in hard connection with an auxiliary frame through the first mounting hole; the rubber body is wholly circular, and the circular center of the rubber body is formed with the second mounting hole, the pore wall outside of second mounting hole is formed with the fretwork hole, and pass through the second mounting hole with silencer flexible coupling. The automobile comprises the silencer lifting lug structure. The muffler has the advantages that the framework is arranged, the extending part is arranged on the framework, and the first mounting hole in the extending part is in hard connection with the auxiliary frame, so that the muffler is limited to move greatly, the arrangement distance between the muffler and other parts is shortened, and the arrangement difficulty of the chassis is reduced.

Description

Silencer lug structure and car

Technical Field

The utility model relates to the technical field of vehicle structures, in particular to a silencer lifting lug structure and an automobile.

Background

The chassis spare part of increase journey car is more, and the silencer passes through the lug flexible coupling with the chassis, and is higher to peripheral clearance requirement, and traditional diplopore lug hangs the silencer in the vehicle bottom, can satisfy assembly and vibration isolation demand, but its self in the automobile motion process, has the pivoted possibility by a wide margin, needs the silencer to have enough distance from the periphery, under the nervous condition in space, has increaseed the degree of difficulty that the chassis arranged.

Traditional lug diplopore structure, a hole and chassis couple flexible coupling, a hole and silencer couple flexible coupling, the lug can rotate around the chassis couple, makes the relative chassis of silencer move by a wide margin, need keep away from the silencer when installing other spare parts, has increaseed the degree of difficulty that the chassis was arranged.

Disclosure of Invention

The utility model aims to solve the problems that in the traditional lifting lug double-hole structure, a lifting lug can rotate around a chassis hook, so that a silencer can move greatly relative to a chassis, and the silencer needs to be far away from the silencer when other parts are installed, so that the difficulty of chassis arrangement is increased, and the lifting lug structure of the silencer and an automobile are provided.

In order to achieve the purpose, the utility model adopts the following technical scheme.

A silencer lifting lug structure comprises a framework and a rubber body, wherein the framework is sleeved on the periphery of the rubber body, an extending part is arranged on the framework, the extending part is externally tangent to a circular part of the framework and extends to a far end, a first mounting hole is formed in the extending part, and the extending part is in hard connection with an auxiliary frame through the first mounting hole; the rubber body is wholly circular, and the circular center of the rubber body is formed with the second mounting hole, the pore wall outside of second mounting hole is formed with the fretwork hole, and pass through the second mounting hole with silencer flexible coupling.

According to the technical scheme, the framework is arranged, the extending part is arranged on the framework, the first mounting hole in the extending part is in hard connection with the auxiliary frame, and a hook assembly required to be mounted on the original auxiliary frame is replaced, so that the whole vehicle is light in weight, the assembling process is simplified, meanwhile, the lifting lug per se can not move, the effect of limiting the silencer to move greatly can be achieved, the arrangement distance between the lifting lug and other parts is shortened, and the arrangement difficulty of the chassis is reduced; and establish the rubber body at the skeleton endotheca, through set up second mounting hole and silencer flexible coupling on the rubber body, form the fretwork hole between the both sides of second mounting hole and the rubber body, the silencer has certain motion space, makes the lug satisfy the requirement of shock insulation.

Preferably, the extending part is provided with a positioning pin, and the positioning pin is used for positioning with the auxiliary frame. The mounting position precision between the lifting lug and the auxiliary frame is improved by arranging the positioning pin.

Preferably, a first arc transition part is formed at the intersection of the framework upper extension part and the circular part. The stress concentration problem at the intersection of the extension part and the circular part is solved by arranging the first arc transition part, and the service life of the lifting lug is prolonged.

Preferably, be provided with first rib on the rubber body, first rib wholly is fan-shaped, fan-shaped circular arc and the circular lateral wall of rubber body form an organic whole to form the fretwork hole with the pore wall outside of second mounting hole. Through setting up first rib, strengthen the local of rubber body, the intensity of multiplicable rubber body.

Preferably, the rubber body is provided with a second reinforcing part, the second reinforcing part and the circular side wall of the rubber body form a whole, and a hollow hole is formed outside the hole wall of the second mounting hole. Through setting up the second rib, strengthen the local of rubber body, the intensity of multiplicable rubber body.

Preferably, the rubber body is provided with two connecting portions on the same straight line, the two connecting portions are respectively located at two ends of the second mounting hole and extend to the circular side wall of the rubber body, and a second arc transition portion is formed at the intersection of the connecting portions and the circular side wall. Make second mounting hole and rubber body lateral wall be connected through setting up connecting portion, increase the intensity of the rubber body to the scope of restriction second mounting hole activity.

Preferably, the framework is made of cast aluminum, and the rubber body is made of VMQ rubber. The framework is set to be cast aluminum, so that light weight can be achieved on the premise that strength is met, the rubber body is made of VMQ rubber, the VMQ rubber has the conventional characteristic of common rubber and has the ageing-resistant characteristic, and the service life can be prolonged. VMQ rubber is an existing material.

In order to achieve the above object, an embodiment of the present invention further provides an automobile including the above muffler lug structure.

The utility model has the beneficial effects that the framework is arranged, the extending part is arranged on the framework, and the first mounting hole on the extending part is in hard connection with the auxiliary frame to replace a hook component required to be mounted on the original auxiliary frame, so that the whole vehicle is lightened, the assembly process is simplified, meanwhile, the lifting lug per se can not move, the effect of limiting the silencer to move greatly can be achieved, the arrangement distance between the lifting lug and other parts is shortened, and the arrangement difficulty of the chassis is reduced; a rubber body is sleeved in the framework, a second mounting hole is formed in the rubber body and is in flexible connection with a silencer, hollow holes are formed between two sides of the second mounting hole and the rubber body, and the silencer has a certain movement space, so that the lifting lug meets the requirement of shock insulation; set up the home range that first rib and second rib can restrict second mounting hole and connecting portion simultaneously, avoid the home range of connecting portion when using too big, cause the connecting portion fracture.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a top view of the present invention.

Detailed Description

The present invention is further described with reference to the accompanying drawings, but the utility model is not limited thereby within the scope of the described embodiments.

Reference numerals in the drawings of the specification include: skeleton 1, locating pin 11, first circular arc transition portion 12, first mounting hole 13, extension 14, rubber body 2, connecting portion 21, second circular arc transition portion 22, first reinforcement 23, second reinforcement 24, second mounting hole 3.

Embodiment 1, refer to fig. 1 to 2, a lifting lug structure of a muffler includes a framework 1 and a rubber body 2, where the framework 1 is sleeved on the periphery of the rubber body 2, the framework 1 is provided with an extension portion 14, the extension portion 14 is circumscribed on a circular portion of the framework 1 and extends towards a distal end, the extension portion 14 is provided with a first mounting hole 13, and is hard-connected with a sub-frame through the first mounting hole 13; the rubber body 2 is wholly circular, and the circular center of the rubber body 2 is formed with second mounting hole 3, the pore wall outside of second mounting hole 3 is formed with the fretwork hole, and passes through second mounting hole 3 and silencer flexible coupling.

Referring to fig. 2, the extending portion 14 is provided with a positioning pin 11, and the positioning pin 11 is positioned with the subframe. A first circular arc transition part 12 is formed at the intersection of the extension part 14 and the circular part on the framework 1. The framework 1 is made of cast aluminum, and the rubber body 2 is made of VMQ rubber.

Referring to fig. 1 and 2, a first reinforcing part 23 is arranged on the rubber body 2, the first reinforcing part 23 is fan-shaped as a whole, the circular arc of the fan-shaped part and the circular side wall of the rubber body 2 form a whole, and a hollow hole is formed on the outer side of the hole wall of the second mounting hole 3. Referring to fig. 2, a second reinforcing part 24 is arranged on the rubber body 2, and the second reinforcing part 24 is integrated with the circular side wall of the rubber body 2 and forms a hollow hole with the outer side of the hole wall of the second mounting hole 3.

Referring to fig. 1 and 2, the rubber body 2 is provided with two connecting portions 21 on the same straight line, the two connecting portions 21 are respectively located at two ends of the second mounting hole 3 and both extend to the circular side wall of the rubber body 2, and a second arc transition portion 22 is formed at the intersection of the two connecting portions and the circular side wall.

Embodiment 2, an automobile, includes above-mentioned silencer lug structure. It should be noted that the vehicle may include a fuel-powered vehicle, an electric vehicle, and the like. Specifically, the vehicle body can be a two-compartment car, a three-compartment car, a pick-up truck, an SUV, an MPV, a minibus, an off-road vehicle or the like.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The silencer lifting lug structure is characterized by comprising a framework (1) and a rubber body (2), wherein the framework (1) is sleeved on the periphery of the rubber body (2), an extending part (14) is arranged on the framework (1), the extending part (14) is externally tangent to a circular part of the framework (1) and extends towards the far end, a first mounting hole (13) is formed in the extending part (14), and the first mounting hole (13) is in hard connection with an auxiliary frame; the rubber body (2) is wholly circular, and the circular center of the rubber body (2) is formed with second mounting hole (3), the pore wall outside of second mounting hole (3) is formed with the fretwork hole, and passes through second mounting hole (3) and silencer flexible coupling.

2. The muffler lug structure according to claim 1, wherein a positioning pin (11) is provided on the extended portion (14), and is positioned with a sub-frame by the positioning pin (11).

3. The muffler lug structure according to claim 1, wherein the skeleton (1) is formed with a first circular arc transition (12) at the intersection of the extension (14) and the rounded portion.

4. The muffler lug structure according to claim 1, wherein the rubber body (2) is provided with a first reinforcing portion (23), the first reinforcing portion (23) is integrally fan-shaped, and the circular arc of the fan-shaped portion is integrated with the circular side wall of the rubber body (2) and forms a hollow hole with the outer side of the hole wall of the second mounting hole (3).

5. The muffler lug structure according to claim 1, wherein the rubber body (2) is provided with a second reinforcement portion (24), and the second reinforcement portion (24) is integrated with the circular side wall of the rubber body (2) and forms a hollow hole with the outside of the hole wall of the second mounting hole (3).

6. The muffler lifting lug structure according to any one of claims 1 to 5, wherein the rubber body (2) is provided with two connecting portions (21) which are collinear, the two connecting portions (21) are respectively located at two ends of the second mounting hole (3) and extend to the circular side wall of the rubber body (2), and a second arc transition portion (22) is formed at the intersection of the two connecting portions and the circular side wall.

7. The muffler lug structure according to any one of claims 1 to 5, wherein the framework (1) is made of cast aluminum, and the rubber body (2) is made of VMQ rubber.

8. An automobile, characterized by comprising the muffler lug structure according to any one of claims 1 to 6.