CN210652668U - Anti-deflection exhaust pipe shock insulation lifting lug - Google Patents
Anti-deflection exhaust pipe shock insulation lifting lug Download PDFInfo
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- CN210652668U CN210652668U CN201921678998.5U CN201921678998U CN210652668U CN 210652668 U CN210652668 U CN 210652668U CN 201921678998 U CN201921678998 U CN 201921678998U CN 210652668 U CN210652668 U CN 210652668U
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- lifting lug
- mounting hole
- main body
- arc
- lug main
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Abstract
The utility model provides an anti-deflection exhaust pipe shock insulation lifting lug, which comprises a lifting lug main body (1), wherein the periphery of the lifting lug main body (1) is provided with a groove (11); three through mounting holes and a through compression cavity (5) are formed in the lifting lug main body (1); the three mounting holes are respectively an upper end mounting hole a (2) and two symmetrical mounting holes b (3) and c (4) at the lower end. Compared with the prior art, the utility model discloses effective control blast pipe rock the scope, guarantee that it does not produce with peripheral spare part and interfere, effective control horizontal hunting, suppression swing range simultaneously improve the travelling comfort of whole car in the driving process.
Description
Technical Field
The utility model relates to an automobile parts field, concretely relates to blast pipe shock insulation lug of anti beat.
Background
The exhaust pipe shock insulation lifting lug is used for connecting the vehicle body and the exhaust pipe; the exhaust pipe can be effectively connected with the automobile body by supporting the exhaust pipe. When the automobile starts or goes, the engine can cause the blast pipe shake because of the shock wave reason at the exhaust in-process, and blast pipe shock insulation lug needs effectively keep apart the blast pipe shake, avoids the shake direct transmission to the automobile body, causes whole car travelling comfort to descend seriously.
In the prior art, a two-hole mounting structure is mostly adopted for the shock insulation lifting lug of the exhaust pipe; although this structure can control the blast pipe shake to a certain extent, when the vehicle is undulant greatly, its rocking range that can't effective control blast pipe leads to blast pipe and peripheral part to interfere, and blast pipe shock insulation lug among the prior art also can't control the lateral oscillation of blast pipe tail end simultaneously, leads to the blast pipe to arouse the automobile body lateral oscillation, probably leads to the production of abnormal sound, influences the travelling comfort of whole car.
SUMMERY OF THE UTILITY MODEL
Problem to above prior art exists, the utility model aims to provide an anti blast pipe shock insulation lug of beat, its rocking range that can the effective control blast pipe, guarantee not produce with peripheral spare part and interfere, the while control horizontal hunting, effectively restrain the amplitude of oscillation, strengthen the travelling comfort of whole car.
The utility model discloses the purpose is realized through following technical scheme:
the utility model provides an anti blast pipe shock insulation lug of beat for connect automobile body and blast pipe, including the lug main part, its characterized in that: the main body of the lifting lug is triangular, three corners of the main body are of arc structures, the middle point of the bottom edge of the main body is of an inwards concave arc structure, and the arc structures are designed to play a certain buffering role between the shock insulation lifting lug and the vehicle body; the periphery of the lifting lug main body is provided with a groove; the lifting lug main body is provided with three through mounting holes, wherein the upper end of the lifting lug main body is provided with a mounting hole a and is used for being fixed on a vehicle body hook, the lower end of the lifting lug main body is provided with a mounting hole b and a mounting hole c and is used for being mounted on an exhaust pipe hook, the mounting holes b and the mounting holes c are symmetrical about the center line of the lifting lug main body, and the mounting holes b and the mounting holes c are connected through main ribs; the mounting hole a, the mounting hole b and the mounting hole c are sequentially provided with a hole structure, a mounting arc, a convex rib and a concave part from inside to outside and are used for mounting, limiting and buffering; the middle of the lifting lug main body is provided with a penetrating compression cavity, the compression cavity is in an elliptical shape formed by two circular arcs and two semicircles, and the periphery of the compression cavity is a sunken circular arc; the upper end of the compression cavity is connected with the concave part of the mounting hole a, and the lower end of the compression cavity is connected with the concave part of the mounting hole b and the concave part of the mounting hole c respectively.
The compression cavity is arranged, so that the static rigidity of the lifting lug is ensured, meanwhile, a damping and buffering space is provided, and the overall damping performance of the lifting lug is improved; set up the compression chamber into "rectangular oval shape", make each mounting hole of its more smooth connection, cooperate the structural design of mounting hole simultaneously to the vibration transmission that makes the mounting hole is more rapid, thereby the whole car vibration of reaction that makes the compression chamber more quick offsets, and the vibration of quick, effectual control blast pipe reduces impact deformation and dynamic deformation.
Set up three mounting hole, firstly effectively restrained the horizontal hunting of blast pipe through lower extreme mounting hole b and mounting hole c, secondly through the scope of rocking of the combined action control blast pipe of three mounting hole, made the blast pipe can not produce with peripheral spare part and interfere, lead to peripheral part to produce resonance to the travelling comfort of whole car is influenced.
Preferably, the groove is an arc-shaped groove, and the radius of the arc-shaped groove is 3 +/-0.1 mm.
Preferably, the radius of the installation arc is 2 +/-0.1 mm, and the depth of the concave part relative to the convex rib is 1.5 +/-0.1 mm.
Preferably, the radius of the concave arc is 2 +/-0.1 mm.
The utility model discloses has following technological effect:
compared with the prior art, the utility model can effectively control the shaking range of the exhaust pipe, ensure that the exhaust pipe does not interfere with peripheral parts, thereby avoiding the peripheral parts from generating resonance, and simultaneously effectively control the left-right swing, inhibit the swing amplitude and avoid the generation of abnormal sound; the travelling comfort of the whole vehicle is improved, and meanwhile, the service life of the exhaust pipe shock insulation lifting lug is also prolonged.
Drawings
Fig. 1 is the utility model discloses among the embodiment blast pipe shock insulation lug's structural schematic diagram.
3 fig. 3 2 3 is 3 a 3 sectional 3 view 3 of 3 the 3 exhaust 3 pipe 3 shock 3 insulation 3 lifting 3 lug 3 in 3 the 3 embodiment 3 of 3 the 3 present 3 invention 3 from 3 the 3 a 3- 3 a 3 direction 3. 3
The lifting lug comprises a lifting lug main body and a lifting lug base body, wherein 1; 11. a groove; 2. a mounting hole a; 21. a pore structure; 22. installing an arc; 23. a raised rib; 24. a recessed portion; 3. a mounting hole b; 4. a mounting hole c; 5. A compression chamber; 51. and (4) a concave arc.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments.
The utility model provides an anti blast pipe shock insulation lug that beat for connect automobile body and blast pipe, as shown in fig. 1-2, including lug main part 1, its characterized in that: the lifting lug main body 1 is triangular, three corners of the lifting lug main body are of arc structures, the middle point of the bottom edge of the lifting lug main body is of an inwards concave arc structure, and the arc structures are designed to play a certain buffering role between the shock insulation lifting lug and the vehicle body; the periphery of the lifting lug main body 1 is provided with a groove 11, the groove 11 is an arc-shaped groove, and the radius of the arc-shaped groove is 3 +/-0.1 mm, preferably 3 mm.
The lifting lug main body 1 is provided with three through mounting holes, wherein the upper end of the lifting lug main body 1 is provided with a mounting hole a 2 used for being fixed on a vehicle body hook, the lower end of the lifting lug main body 1 is provided with a mounting hole b 3 and a mounting hole c 4 used for being mounted on an exhaust pipe hook, the mounting holes b 3 and the mounting hole c 4 are symmetrical about the center line of the lifting lug main body 1, and the mounting holes b 3 and the mounting hole c 4 are connected through main ribs (not marked in the figure); mounting hole a 2, mounting hole b 3, mounting hole c 4 are pore structure 21, installation circular arc 22, protruding muscle 23, depressed part 24 from inside to outside in proper order for installation, spacing and buffering, installation circular arc 22 radius is 2 + -0.1 mm, preferred R2, depressed part 24 for protruding muscle 23's degree of depth is 1.5 + -0.1 mm, preferred 1.5 mm.
The middle of the lifting lug main body 1 is provided with a through compression cavity 5, the compression cavity 5 is in an elliptical shape formed by two circular arcs and two semi-circles, the periphery of the compression cavity is a concave circular arc 51, and the radius of the concave circular arc 51 is 2 +/-0.1 mm, preferably R2. The upper end concave circular arc 51 of the compression chamber 5 is connected with the concave part 24 of the mounting hole a 2, and the lower end concave circular arc 51 of the compression chamber is respectively connected with the concave part 24 of the mounting hole b 3 and the concave part 24 of the mounting hole c 4.
The utility model discloses a design and the mutual position relation of three mounting hole have effectively restrained the lateral oscillation of blast pipe, have reduced the vibration frequency that blast pipe lateral oscillation produced, have also controlled the rocking range of blast pipe simultaneously, have made it open or can not produce with peripheral spare part and interfere at the car in-process of traveling to lead to peripheral zero to take place resonance. Through the design of compression chamber 5, effectual buffering, shock insulation space have been provided to ensure that the inside vibration frequency and the shock wave that consume the blast pipe and transmit of lug make it outwards not transmit again, guarantee the travelling comfort of car in-process.
Claims (4)
1. The utility model provides an anti blast pipe shock insulation lug of beat for connect automobile body and blast pipe, including lug main part (1), its characterized in that: the lifting lug main body (1) is triangular, three corners of the lifting lug main body are of arc structures, and the middle point of the bottom edge of the lifting lug main body is of an inwards concave arc structure; the periphery of the lifting lug main body (1) is provided with a groove (11); the lifting lug main body (1) is provided with three through mounting holes, wherein the upper end of the lifting lug main body (1) is provided with a mounting hole a (2), the lower end of the lifting lug main body (1) is provided with a mounting hole b (3) and a mounting hole c (4), the mounting holes b (3) and the mounting hole c (4) are symmetrical about the center line of the lifting lug main body (1), and the mounting holes b (3) and the mounting hole c (4) are connected through main ribs; the mounting hole a (2), the mounting hole b (3) and the mounting hole c (4) are sequentially provided with a hole structure (21), a mounting arc (22), a convex rib (23) and a concave part (24) from inside to outside; a penetrating compression cavity (5) is formed in the middle of the lifting lug main body (1), the compression cavity (5) is in an elliptical shape formed by two circular arcs and two semicircles, and the periphery of the compression cavity is a concave circular arc (51); the upper end of the compression cavity (5) is sunken by an arc (51) to be connected with the sunken part (24) of the mounting hole a (2), and the lower end of the compression cavity (5) is sunken by an arc (51) to be connected with the sunken part (24) of the mounting hole b (3) and the sunken part (24) of the mounting hole c (4) respectively.
2. The exhaust pipe seismic isolation lifting lug capable of resisting deflection as claimed in claim 1, wherein: the groove (11) is an arc-shaped groove, and the radius of the arc-shaped groove is 3 +/-0.1 mm.
3. The exhaust pipe seismic isolation lifting lug capable of resisting deflection as claimed in claim 2, wherein: the radius of the mounting arc (22) is 2 +/-0.1 mm, and the depth of the concave part (24) relative to the convex rib (23) is 1.5 +/-0.1 mm.
4. The exhaust pipe seismic isolation lifting lug capable of resisting deflection as claimed in claim 3, wherein: the radius of the concave arc (51) is 2 +/-0.1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921678998.5U CN210652668U (en) | 2019-10-09 | 2019-10-09 | Anti-deflection exhaust pipe shock insulation lifting lug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921678998.5U CN210652668U (en) | 2019-10-09 | 2019-10-09 | Anti-deflection exhaust pipe shock insulation lifting lug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210652668U true CN210652668U (en) | 2020-06-02 |
Family
ID=70839946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921678998.5U Active CN210652668U (en) | 2019-10-09 | 2019-10-09 | Anti-deflection exhaust pipe shock insulation lifting lug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210652668U (en) |
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2019
- 2019-10-09 CN CN201921678998.5U patent/CN210652668U/en active Active
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