CN212297375U - Novel lining inner frame - Google Patents
Novel lining inner frame Download PDFInfo
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- CN212297375U CN212297375U CN202020229870.7U CN202020229870U CN212297375U CN 212297375 U CN212297375 U CN 212297375U CN 202020229870 U CN202020229870 U CN 202020229870U CN 212297375 U CN212297375 U CN 212297375U
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- fastening
- inner frame
- friction
- bushing
- flange
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Abstract
The utility model relates to a novel lining inner frame, which comprises a lining connecting pipe and a connecting flange, wherein the connecting flange is provided with a fastening structure integrated with the connecting flange, and the fastening structure comprises a fastening pad integrated with the connecting flange; this kind of novel bush endoskeleton sets up fastening structure on the flange specifically for with flange integrative fastening pad, work as fastening pad and installation bolt locking connection utilize fastening pad and flange and with the fastness that the equal an organic whole of bush connecting pipe set up to avoided novel bush endoskeleton to take place to skid and not hard up, guaranteed the firm fastenability of novel bush endoskeleton.
Description
Technical Field
The utility model relates to an automobile parts technical field, concretely relates to novel bush inner frame.
Background
The lining inner frame is an automobile part, and is of an existing lining inner frame structure as shown in figure 1; as shown in fig. 2, the inner frame of the bushing is fixedly connected with the outer sleeve through the rubber lining to form a damping bushing; the shock absorption lining is connected with the front frame or the rear frame, and the upper mounting end face and the lower mounting end face of the lining inner framework are connected with the mounting bolts so that the shock absorption lining is connected with the frame. However, the fastening performance of the inner frame of the existing bushing is poor, the upper and lower mounting end surfaces are planes and the mounting bolts are easy to slip and loosen and cannot be locked, so that the shock absorption bushing and the frame swing seriously and even the whole vehicle is separated. In order to improve the fastening performance, for example, the publication number CN207906336U discloses a damping bushing in 2018, 9, 25, 2018, which comprises a bushing structure, a rubber block structure and a connecting rod structure, wherein the rubber block structure is installed inside the bushing structure; the connecting rod structure is arranged in the rubber block structure. The utility model has the advantages that: through the setting of bush structure, be favorable to having increased the fastening effect of this bush structure, this bush structure of also convenient use simultaneously, through the setting of rubber block structure, be favorable to having increased the hardness of this rubber block structure, also increased this shock attenuation effect of shock attenuation bush simultaneously, through the setting of connecting rod structure, be favorable to convenient messenger's installation diaphragm and the apparatus connection that needs to be connected, also increased this shock attenuation bush's connected mode simultaneously. The fixing piece on the outer wall of the threaded head is opposite to the connecting piece and is fixed through the mounting bolt and the fixing nut, and therefore the connecting rod structure is favorably fastened when the connecting rod structure is used. The structure is mainly fixed at the upper end and the lower end of the connecting rod (namely, a lining inner framework) through adding connecting sheets (namely gaskets) and through mounting bolts and fixing nuts, so that the tightness of the connecting rod structure (namely, the lining inner framework) is improved. As shown in fig. 3, the fastening performance is increased by adding a gasket on the upper and lower mounting surfaces of the lining inner frame; although the mounting surface of the gasket is provided with the friction groove, the lower surface of the gasket is a plane and is attached to the mounting surface of the inner framework of the bushing, and the technical problems of looseness, slipping and fastening failure can still occur after a long time.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the poor technical problem of current bush inner frame fastening performance to a fastening performance is firm, simple structure, low in manufacturing cost and the easy novel bush inner frame of assembly is provided.
The utility model provides a technical scheme that above-mentioned problem adopted does: a novel lining inner frame comprises a lining connecting pipe and a connecting flange, wherein a fastening structure integrated with the connecting flange is arranged on the connecting flange, and the fastening structure comprises a fastening pad integrated with the connecting flange; this kind of novel bush endoskeleton sets up fastening structure on the flange specifically for with flange integrative fastening pad, work as fastening pad and installation bolt locking connection utilize fastening pad and flange and with the fastness that the equal an organic whole of bush connecting pipe set up to avoided novel bush endoskeleton to take place to skid and not hard up, guaranteed the firm fastenability of novel bush endoskeleton.
Preferably, the thickness of the fastening pad is at least 1mm, which ensures the wear resistance of the fastening pad.
Preferably, the outer ring of the fastening pad is respectively chamfered with a first semi-fillet and a second semi-fillet for increasing the strength of the fastening pad.
Preferably, the radius of the first half round angle is 1R, and the radius of the second half round angle is 0.5R; such that the first and second rounded corners are tangent to each other.
Preferably, the fastening structure further comprises a friction member disposed on the a-fitting surface of the fastening pad around the bushing connecting pipe so as to increase the friction of the a-fitting surface of the fastening pad so as to bite with the mounting surface of the mounting bolt to prevent slipping and loosening.
Preferably, the friction assembly comprises at least one circle of friction groove, the cross section of the friction groove is of a toothed structure, and the depth of the friction groove is 0.1 mm.
Preferably, the number of the friction grooves is 5, the 5 friction grooves are sequentially and uniformly distributed on the assembly surface A of the fastening pad, and the tooth space of each friction groove is 0.5 mm.
Preferably, the assembly surface B of the bushing connecting pipe is also provided with 4 friction grooves.
The utility model discloses compare with prior art owing to adopted above-mentioned technical scheme, the utility model discloses a benefit is: the utility model discloses a with flange an organic whole with fill up the project organization, utilize the friction groove that sets up on the fastening pad, thereby increase and promoted the fastening nature of neck bush skeleton with the friction of construction bolt and locking force, avoided skidding and not hard up phenomenon, in addition still the fastening pad with the integrative structure that sets up of neck bush skeleton has promoted the use strength of bush connecting pipe and neck bush skeleton.
Drawings
FIG. 1 is a perspective view of a conventional inner liner frame;
FIG. 2 is a perspective view of a prior art damper bushing;
fig. 3 is a schematic perspective view of a first embodiment of the present invention;
fig. 4 is a schematic view of a full-section structure of a first embodiment of the present invention;
FIG. 5 is an enlarged schematic view of the direction A of FIG. 4;
fig. 6 is a schematic perspective view of a second embodiment of the present invention;
fig. 7 is a schematic view of a full-section structure of a second embodiment of the present invention;
FIG. 8 is an enlarged view of the line A of FIG. 7;
FIG. 9 is an enlarged view of FIG. 7 taken along line B;
shown in the figure: 1. the novel bushing inner framework comprises a bushing connecting pipe, a 1a0.A assembly surface, a 1b, a connecting flange, a 1b0.B assembly surface, a fastening structure, a fastening pad, a 2a1. first half fillet, a2 second half fillet, a friction assembly, a 20 friction groove, a 3A existing damping bushing, a 3 existing bushing inner framework, a 3a existing bushing connecting pipe, a 3b existing connecting flange, a 4 rubber block and a 5 outer sleeve.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
The first embodiment is as follows: a novel lining inner frame is shown in figures 3 and 4 and comprises a lining connecting pipe 1a and a connecting flange 1b, wherein a fastening structure 2 integrated with the connecting flange 1b is arranged on the connecting flange 1b, and the fastening structure 2 comprises a fastening pad 2a integrated with the flange; the fastening pad 2a and the connecting flange 1b and the bushing connecting pipe 1a are integrally arranged, so that slipping and loosening are avoided; referring to fig. 5, the thickness of the fastening pad 2a is at least 1mm, which can ensure the wear resistance of the fastening pad 2a, the outer ring of the fastening pad 2a is respectively chamfered with a first half fillet 2a1 and a second half fillet 2a2, which are used for increasing the strength of the fastening pad, the radius of the first half fillet 2a1 is 1R, and the radius of the second half fillet 2a2 is 0.5R; the first half round corner 2a1 and the second half round corner 2a2 are tangent to each other, so that the integral connectivity of the fastening pad 2a and the connecting flange 1b greatly improves the wear resistance of the fastening pad 2a.
The working principle of the first embodiment is as follows: referring to fig. 3, fig. 4 and fig. 5, the novel bushing inner frame 1 is provided with a fastening structure 2 on the connecting flange 1b, specifically, the fastening pad 2a integrated with the connecting flange 1b is replaced by the fastening pad 2a to be connected with the mounting bolt in a locking manner, and the firmness of the fastening pad 2a, the connecting flange 1b and the bushing connecting pipe 1a which are integrally arranged is utilized, so that slipping and loosening in the use of the novel bushing inner frame 1 are avoided, and the firm tightness of the novel bushing inner frame 1 is ensured.
The second embodiment is as follows: a novel bushing inner frame is disclosed, referring to fig. 6, 7 and 8, a fastening structure 2 further comprises a friction component 2b, and the friction component 2b is arranged on an A assembling surface 1a0 of a fastening pad around a bushing connecting pipe 1a, so that the friction of the A assembling surface 1a0 of the fastening pad is increased, the fastening pad is mutually bitten with a mounting surface of a mounting bolt, and slipping and loosening are avoided; the friction assembly 2b comprises at least one circle of friction grooves 20, the cross section of each friction groove 20 is of a toothed structure, the depth of each friction groove 20 is 0.1mm, the number of the friction grooves 20 is 5, the 5 friction grooves 20 are sequentially and uniformly distributed on the assembly surface A0 of the fastening pad, and the tooth space of each friction groove 20 is 0.5 mm; referring to fig. 9, 4 friction grooves 20 are also formed on the B-assembling surface 1B0 of the bushing connecting tube 1 a; other structures are the same as those of the first embodiment, and are not described herein again.
The utility model discloses a theory of operation: referring to fig. 6 to 9, by adopting the design structure of adding a pad integrally with the connecting flange, the strength of the fastening pad is increased by respectively arranging the fastening pad integrally with the connecting flange and the inner bushing framework, so as to avoid the slipping caused by the connection with the mounting bolt; simultaneously 5 friction grooves that set up on the fastening pad increase thereby promote the fastening nature of neck bush skeleton with the friction of construction bolt and locking force, avoided skidding completely and not hard up phenomenon, ensure that novel bush endoskeleton forms with the rubber block and overcoat assembly back shock attenuation bush and the frame firm in connection nature respectively.
The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.
Claims (8)
1. A novel lining inner frame is characterized in that: the bushing connection structure comprises a bushing connection pipe (1a) and a connection flange (1b), wherein a fastening structure (2) integrated with the connection flange is arranged on the connection flange (1b), and the fastening structure (2) comprises a fastening pad (2a) integrated with the connection flange (1 b).
2. The new liner inner frame of claim 1 wherein: the thickness of the fastening mat (2a) is at least 1 mm.
3. The new liner inner frame of claim 2 wherein: the outer ring of the fastening pad (2a) is respectively chamfered with a first half fillet (2a1) and a second half fillet (2a 2).
4. The new liner inner frame of claim 3 wherein: the radius of the first half fillet is 1R, and the radius of the second half fillet is 0.5R.
5. The new liner inner frame of claim 4 wherein: the fastening arrangement (2) further comprises a friction assembly (2b), which friction assembly (2b) is arranged around the bushing connection tube (1a) on an A-fitting face (1a0) of the fastening pad (2 a).
6. The new liner inner frame of claim 5 wherein: the friction assembly (2b) comprises at least one circle of friction groove (20), the cross section of the friction groove (20) is of a toothed structure, and the depth of the friction groove (20) is 0.1 mm.
7. The new liner inner frame of claim 6 wherein: the number of the friction grooves (20) is 5, the 5 friction grooves (20) are sequentially and uniformly distributed on the assembly surface A (1a0) of the fastening pad (2a), and the tooth space of each friction groove (20) is 0.5 mm.
8. The new bushing inner frame according to claim 7, characterized in that 4 friction grooves (20) are uniformly arranged on the B-assembling surface (1B0) of the bushing connecting pipe (1 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020229870.7U CN212297375U (en) | 2020-02-29 | 2020-02-29 | Novel lining inner frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020229870.7U CN212297375U (en) | 2020-02-29 | 2020-02-29 | Novel lining inner frame |
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| Publication Number | Publication Date |
|---|---|
| CN212297375U true CN212297375U (en) | 2021-01-05 |
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| CN202020229870.7U Active CN212297375U (en) | 2020-02-29 | 2020-02-29 | Novel lining inner frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219434A (en) * | 2020-02-29 | 2020-06-02 | 宁波固强机械有限公司 | Novel lining inner frame |
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2020
- 2020-02-29 CN CN202020229870.7U patent/CN212297375U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111219434A (en) * | 2020-02-29 | 2020-06-02 | 宁波固强机械有限公司 | Novel lining inner frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A New Type of Liner Inner Framework Effective date of registration: 20230613 Granted publication date: 20210105 Pledgee: Ningbo Beilun Rural Commercial Bank Co.,Ltd. Xiaogang sub branch Pledgor: Ningbo Guqiang Machinery Co.,Ltd. Registration number: Y2023980043791 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |