CN215059068U - Cab rear overhang locking support rubber bushing - Google Patents
Cab rear overhang locking support rubber bushing Download PDFInfo
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- CN215059068U CN215059068U CN202120644514.6U CN202120644514U CN215059068U CN 215059068 U CN215059068 U CN 215059068U CN 202120644514 U CN202120644514 U CN 202120644514U CN 215059068 U CN215059068 U CN 215059068U
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- inner sleeve
- outer sleeve
- sleeve
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Abstract
The utility model discloses a rubber bushing of a rear overhang locking bracket of a cab, which comprises an inner sleeve, an outer sleeve and a rubber main body; the outer sleeve is sleeved on the outer peripheral side of the inner sleeve and is coaxially arranged with the inner sleeve; the rubber main body is bonded with the inner sleeve and the outer sleeve and is formed with the outer sleeve and the inner sleeve through vulcanization; the rubber main body is of a Y-shaped structure and comprises an upper limit arranged at the top of the inner peripheral side of the outer sleeve and a left limit and a right limit which are symmetrically arranged at the two sides of the inner sleeve, wherein the upper limit, the left limit and the right limit are used for providing three-dimensional rigidity so as to limit the maximum deformation of the rubber main body at the top, the left side and the right side. Above-mentioned rubber bush can control the biggest deflection, has solved current rubber bush and has torn the problem of destruction because of warping too big at abominable operating mode.
Description
Technical Field
The utility model relates to the technical field of automobiles, concretely relates to driver's cabin rear overhang locking support rubber bush.
Background
With the development of the transportation industry and the progress of science and technology in China, the requirement of people on the comfort of heavy trucks is higher and higher. The rear suspension locking bracket of the cab is provided with a rubber bushing of the rear suspension locking bracket of the cab, and the rubber bushing is mainly connected with the rear suspension of the cab through a pin shaft of the locking bracket and used for providing a supporting and damping function for the cab and improving the riding comfort of a vehicle. At present, when a vehicle runs on a severe road surface, the rubber bushing of the locking support is easy to deform greatly due to frequent large impact, so that the rubber bushing of the locking support is torn.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a lock bracket rubber bushing hangs behind driver's cabin, this rubber bushing can control the biggest deflection, has solved current rubber bushing and has torn the problem of destruction because of warping too greatly at abominable operating mode.
The utility model adopts the following specific technical proposal:
a rubber bushing of a rear overhang locking bracket of a cab comprises an inner sleeve, an outer sleeve and a rubber main body;
the outer sleeve is sleeved on the outer peripheral side of the inner sleeve and is coaxially arranged with the inner sleeve;
the rubber main body is bonded to the inner sleeve and the outer sleeve and is formed with the outer sleeve and the inner sleeve through vulcanization;
the rubber main part is Y font structure, and including set up in the lower spacing and the symmetry at outer sleeve pipe week side top set up in the left side of interior sleeve pipe both sides is spacing and the right side is spacing, down spacing a left side with the right side is spacing to be used for providing three-dimensional rigidity in order to restrict the maximum deflection of rubber main part at top and left and right both sides.
Still further, the lower limit is a projection from the outer sleeve towards the inner sleeve;
the left limit and the right limit are spherical cap-shaped limit blocks matched with the inner peripheral side of the outer sleeve in shape, and the surface of one side facing the inner sleeve is a plane along the vertical direction.
Furthermore, the outer peripheral surface of the outer sleeve comprises an installation guide section and a press-fitting interference fit section;
the diameter of the press-fitting interference fit section is larger than that of the installation guide section.
Further, the diameter of the installation guide section is 63.5 mm;
the diameter of the press-fitting interference fit section is 65 mm.
Further, the rubber body is bonded to the inner sleeve and the outer sleeve by an adhesive.
Furthermore, the outer sleeve and the inner sleeve are both cylindrical steel pipes, and the inner sleeve is used for installing a connecting interface.
Has the advantages that:
the rubber bushing of the rear suspension locking bracket of the cab comprises an inner sleeve, an outer sleeve and a rubber main body bonded between the inner sleeve and the outer sleeve; the rubber subject is the Y font structure of structural symmetry, and including setting up in the lower spacing at interior sleeve pipe top, and the symmetry sets up in the left side of interior sleeve pipe both sides spacing and the right side spacing, through lower spacing, left side spacing and right side spacing provide three-dimensional rigidity, thereby can restrict the maximum deflection of rubber subject in top and left and right sides, can avoid appearing tearing the phenomenon of destruction because of warping too big, therefore, above-mentioned rubber bush has simple structure, spare part reliable operation, long service life, good stability, bearing capacity is strong, can attenuate the vibration of each direction, make the vehicle have good travelling comfort and security.
Drawings
Fig. 1 is a schematic perspective view of a rubber bushing of a rear suspension locking bracket of a cab according to the present invention;
FIG. 2 is a schematic end view of a rubber bushing of the rear suspension locking bracket of the cab in FIG. 1;
fig. 3 is a sectional structure diagram of a rubber bushing of a rear suspension locking bracket of the cab in fig. 1.
Wherein, 1-inner sleeve, 2-rubber body, 3-outer sleeve, 4-installation guide section, 5-press fitting interference fit section, 6-right limit, 7-lower limit, 8-left limit
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings by way of examples.
The utility model provides a rubber bushing of a rear overhang locking bracket of a cab, which comprises an inner sleeve 1, an outer sleeve 3 and a rubber main body 2, as shown in the structures of figures 1, 2 and 3; the outer sleeve 3 and the inner sleeve 1 are both cylindrical steel pipes, and the inner diameter of the outer sleeve 3 is larger than the outer diameter of the inner sleeve 1; the inner sleeve 1 is used for installing a connecting interface;
the outer sleeve 3 is sleeved on the outer peripheral side of the inner sleeve 1 and is coaxially arranged with the inner sleeve 1; as shown in the structure of fig. 1, the outer sleeve 3 and the inner sleeve 1 are coaxially arranged, the outer sleeve 3 is sleeved on the periphery of the inner sleeve 1, an annular cavity for filling the rubber body 2 is formed between the inner sleeve 1 and the outer sleeve 3, and the vibration is buffered and attenuated through the deformation of the rubber body 2, so that the riding comfort of a vehicle is improved;
the rubber body 2 is bonded to the inner sleeve 1 and the outer sleeve 3 and is formed with the outer sleeve 3 and the inner sleeve 1 through vulcanization; the rubber body 2 can be bonded to the inner sleeve 1 and the outer sleeve 3 by an adhesive;
as shown in the structure of fig. 1 and 2, the rubber body 2 is a Y-shaped structure and includes a lower limit 7 disposed at the top of the inner peripheral side of the outer sleeve 3, and a left limit 8 and a right limit 6 symmetrically disposed at both sides of the inner sleeve 1, the left limit 8 and the right limit 6 being symmetrically disposed along the center line in the vertical direction; the lower limit 7, the left limit 8 and the right limit 6 are used for providing three-way rigidity so as to limit the maximum deformation amount of the rubber main body 2 at the top and the left and right sides; the lower limit 7 is used for limiting the deformation of the rubber body 2 towards the top, the left limit 8 is used for limiting the deformation of the rubber body 2 towards the left side of the page of the outer sleeve 3 in fig. 1, and the right limit 6 is used for limiting the deformation of the rubber body 2 towards the right side of the page of the outer sleeve 3 in fig. 1.
The rubber bushing of the cab rear overhang locking bracket comprises an inner sleeve 1, an outer sleeve 3 and a rubber main body 2 bonded between the inner sleeve 1 and the outer sleeve 3; the rubber main body 2 is of a Y-shaped structure with symmetrical structure, and comprises a lower limit 7 arranged at the top of the inner sleeve 1 and the top of the inner peripheral side of the outer sleeve 3, and a left limit 8 and a right limit 6 symmetrically arranged at two sides of the inner sleeve 1, and three-dimensional rigidity is provided by the lower limit 7, the left limit 8 and the right limit 6, so that the maximum deformation of the rubber main body 2 at the top and the left and right sides can be limited, and the phenomenon of tearing and damage caused by overlarge deformation of the rubber main body 2 can be avoided; in addition, above-mentioned rubber bush only includes interior sleeve pipe 1, outer tube 3, and vulcanize the rubber subject 2 of shaping between interior sleeve pipe 1 and outer tube 3, has simple structure, can attenuate the characteristics of each direction vibration, simultaneously, lower limit 7 through rubber subject 2 sets up, left limit 8 and right limit 6 can restrict the deflection for spare part reliable operation, long service life, stability is good, bearing capacity is strong, make the vehicle have good riding comfort and security.
In a specific embodiment, as shown in the structure of fig. 2, the lower limit 7 is a projection from the outer sleeve 3 to the inner sleeve 1; the left limit 8 and the right limit 6 are both spherical limiting blocks matched with the inner periphery of the outer sleeve 3 in shape, one side surface of each spherical limiting block facing the inner sleeve 1 is a plane extending in the vertical direction, and the left limit 8 and the right limit 6 are symmetrically arranged. The rigidity of the rubber body 2 can be improved by the lower limit 7, the left limit 8 and the right limit 6, and the deformation of the rubber body 2 is limited.
As shown in the structure of fig. 3, in order to facilitate the assembly of the rubber bushing, the outer circumferential surface of the outer sleeve 3 comprises a mounting guide section 4 and a press-fit interference fit section 5; the diameter of the press-fit interference fit section 5 is larger than that of the installation guide section 4, such as: the diameter of the installation guide section 4 may be 63.5mm, and the diameter of the press-fit interference fit section 5 may be 65 mm. The installation guide section 4 is used for guiding the positioning of the rubber bushing in the assembling process; the press fitting interference fit section 5 is used for forming interference fit between the rubber bushing and the assembling hole in the assembling process, and forming an integral structure between the rubber bushing and the assembling hole through press fitting.
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A rubber bushing of a rear overhang locking bracket of a cab is characterized by comprising an inner sleeve, an outer sleeve and a rubber main body;
the outer sleeve is sleeved on the outer peripheral side of the inner sleeve and is coaxially arranged with the inner sleeve;
the rubber main body is bonded to the inner sleeve and the outer sleeve and is formed with the outer sleeve and the inner sleeve through vulcanization;
the rubber main part is Y font structure, and including set up in the lower spacing and the symmetry at outer sleeve pipe week side top set up in the left side of interior sleeve pipe both sides is spacing and the right side is spacing, down spacing a left side with the right side is spacing to be used for providing three-dimensional rigidity in order to restrict the maximum deflection of rubber main part at top and left and right both sides.
2. The cab rear suspension lock bracket rubber bushing of claim 1, wherein the lower limit is a projection from the outer sleeve toward the inner sleeve;
the left limit and the right limit are spherical cap-shaped limit blocks matched with the inner peripheral side of the outer sleeve in shape, and the surface of one side facing the inner sleeve is a plane along the vertical direction.
3. The cab rear overhang lock bracket rubber bushing of claim 2, wherein the outer peripheral surface of the outer sleeve includes a mounting guide section and a press-fit interference fit section;
the diameter of the press-fitting interference fit section is larger than that of the installation guide section.
4. The cab rear suspension lock bracket rubber bushing of claim 3, wherein the diameter of the mounting guide section is 63.5 mm;
the diameter of the press-fitting interference fit section is 65 mm.
5. The cab rear suspension lock bracket rubber bushing according to any one of claims 1 to 4, wherein the rubber body is bonded to the inner sleeve and the outer sleeve by an adhesive.
6. The cab rear overhang lock bracket rubber bushing of claim 5 wherein said outer sleeve and said inner sleeve are both cylindrical steel tubes, said inner sleeve being used to mount a connection interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120644514.6U CN215059068U (en) | 2021-03-30 | 2021-03-30 | Cab rear overhang locking support rubber bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120644514.6U CN215059068U (en) | 2021-03-30 | 2021-03-30 | Cab rear overhang locking support rubber bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215059068U true CN215059068U (en) | 2021-12-07 |
Family
ID=79152079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120644514.6U Active CN215059068U (en) | 2021-03-30 | 2021-03-30 | Cab rear overhang locking support rubber bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215059068U (en) |
-
2021
- 2021-03-30 CN CN202120644514.6U patent/CN215059068U/en active Active
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