CN219600850U - Front bracket assembly of rear plate spring - Google Patents
Front bracket assembly of rear plate spring Download PDFInfo
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- CN219600850U CN219600850U CN202320170016.1U CN202320170016U CN219600850U CN 219600850 U CN219600850 U CN 219600850U CN 202320170016 U CN202320170016 U CN 202320170016U CN 219600850 U CN219600850 U CN 219600850U
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 238000003466 welding Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model relates to a front bracket assembly of a rear plate spring, belonging to the technical field of plate spring installation; comprises an outer bracket, an inner bracket and a reinforcing plate; the inner bracket is of a U-shaped plate structure with a downward opening, and comprises a left vertical plate, a right vertical plate and a middle horizontal plate, wherein lifting lug connecting holes are symmetrically formed in the two vertical plates respectively, and the leaf springs are connected with the lifting lug connecting holes through bolts; the reinforcing plate is welded inside the inner bracket and is of an inverted-Chinese-character-ji-shaped structure, and comprises a lower horizontal part, two vertical parts and two upper horizontal parts, wherein the two upper horizontal parts are welded on the lower end face of the horizontal plate of the inner bracket, and bolts are in threaded connection with the frame longitudinal beams after sequentially passing through the upper horizontal parts and the bolt holes in the horizontal plate; the outer bracket is fixedly arranged on the outer side surfaces of the inner bracket and the frame longitudinal beam, the outer bracket is riveted with the frame longitudinal beam, and the outer bracket is welded with the inner bracket; solves the problems of long manufacturing period and high cost caused by large volume and heavy weight of the existing plate spring bracket.
Description
Front bracket assembly of rear plate spring
Technical Field
The utility model belongs to the technical field of plate spring installation, and particularly relates to a rear plate spring front support assembly.
Background
In the non-independent suspension structure, two ends of the leaf spring are generally fixed on a frame by virtue of a bracket, the middle position of the leaf spring is generally connected with a rear axle, so that a buffer effect is achieved, and the leaf spring lifting lug bracket is an important stress part of a chassis system and mainly plays roles of connecting and fixing a leaf spring and bearing the impact force of the leaf spring. The structure of the bicycle frame comprises an outer bracket for connecting a longitudinal beam of the bicycle frame and an inner bracket for connecting a leaf spring,
the outer support is mainly responsible for connecting the frame and forming the function of the outline shape of whole support, and the inner support is responsible for strengthening the intensity of whole support and providing the hole site of lug installation.
In traditional leaf spring support design, because its inherent structural design, often the design is bulky for guaranteeing intensity, and the weight is heavy, this just causes the manufacturing cycle length of this support, and with high costs, if can provide a leaf spring lug support of lightweight structure, lighten the volume and the weight of support under the prerequisite of guaranteeing leaf spring support and bear effect unchangeable and self structure and bear effect, rationally adopt connected mode, realize reducing cost and carry the quality, will have very important meaning.
Disclosure of Invention
The utility model overcomes the defects of the prior art and provides a front bracket assembly of a rear plate spring; solves the problems of long manufacturing period and high cost caused by large volume and heavy weight of the existing plate spring bracket.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme.
A front bracket assembly of a rear plate spring comprises an outer bracket, an inner bracket and a reinforcing plate; the inner bracket is of a U-shaped plate structure with a downward opening, and comprises a left vertical plate, a right vertical plate and a middle horizontal plate, wherein lifting lug connecting holes are symmetrically formed in the two vertical plates respectively, a leaf spring is connected with the lifting lug connecting holes through bolts, and bolt holes are formed in the horizontal plates; the reinforcing plate is welded inside the inner bracket, is of an inverted-U-shaped structure and comprises a lower horizontal part, two vertical parts and two upper horizontal parts, wherein the two upper horizontal parts are welded on the lower end face of the horizontal plate of the inner bracket, and bolts are screwed with the frame longitudinal beam after sequentially passing through the upper horizontal parts and the bolt holes on the horizontal plate; the outer support is fixedly arranged on the outer side surfaces of the inner support and the frame longitudinal beam, the outer support is riveted with the frame longitudinal beam, and the outer support is welded with the inner support.
Further, the vertical board of inner support is provided with a vertical indent board along the middle part of fore-and-aft direction, and indent board is linked together with the upper and lower edge of vertical board, and indent board symmetry on two vertical boards sets up, and the lug connecting hole is located the downside of indent board.
Further, three bolt holes are formed in the horizontal plate along the front-rear direction, the two outer bolt holes are correspondingly formed in the bolt holes in the two upper horizontal portions of the reinforcing plate, a long round hole is formed in the lower horizontal portion of the reinforcing plate, and the long round hole in the lower horizontal portion is correspondingly formed in the upper middle of the horizontal plate.
Further, the left side edge and the right side edge of the reinforcing plate are respectively contacted with the inner side surfaces of the two vertical plates of the inner bracket, wherein the two vertical parts and the lower horizontal part are welded with the inner side surfaces of the two vertical plates of the inner bracket, and the welding seam is positioned at the edges of the vertical parts and the lower horizontal part; the two upper horizontal parts are respectively welded with the lower end surfaces of the horizontal plates of the inner bracket, and the welding seams are positioned at the left and right side edges of the two upper horizontal parts.
Further, the outer support comprises a vertical main body plate, two inner side fixing parts and two outer side fixing parts are symmetrically arranged on the front side and the rear side of the main body plate, the inner side fixing parts and the outer side fixing parts are of vertical plate-shaped structures, and the inner side fixing parts are located above the outer side fixing parts on the same side.
Further, the inner fixing part and the outer fixing part are in transitional connection with the main body plate through inclined planes, and the inner fixing part is in transitional connection with the outer fixing part on the same side through inclined planes.
Further, a row of rivet holes are vertically arranged on the two inner side fixing parts respectively, and a vertically long round hole is arranged on the two outer side fixing parts respectively.
Further, both inner side fixing portions of the outer bracket are in contact with the outer side surface of the frame rail, and rivet holes in the outer bracket are penetrated through by rivets to rivet with the frame rail, so that the outer bracket is fixedly connected with the frame rail.
Furthermore, two outside fixed parts of the outer support are welded with the outer side face of one vertical plate outside the inner support, and the welding seam is positioned at the lower edge of the outside fixed part of the outer support and the oblong hole.
Compared with the prior art, the utility model has the following beneficial effects:
compared with the traditional rear plate spring front support, the rear plate spring front support assembly provided by the utility model has the advantages that the stamping welding sheet metal part is adopted to replace the traditional casting part, the outer support and the inner support are connected by welding, and the assembly efficiency can be improved by adopting welding on the premise of ensuring the structural strength. The connection between the plate spring bracket and the longitudinal beam of the frame adopts a mode of heat riveting and the bottom bolt connection of the longitudinal beam, double insurance is realized, the plate spring bracket and the longitudinal beam are firmly connected together, the defects of single connection point and poor firmness between the plate spring bracket mounting plate and the longitudinal beam are reduced, and the firmness is greatly enhanced; the leaf spring support adopts bolted connection with leaf spring, under the prerequisite of guaranteeing the normal bearing of vehicle, uses bolted connection can realize the assembly nimble, changes nimble advantage, improves interchangeability and the economic nature of part. On the premise of ensuring the structural strength and the use requirement, the development period is shortened, and the development cost is reduced.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the whole structure of the present utility model;
FIG. 3 is a schematic view of the structure of the inner bracket;
FIG. 4 is a schematic structural view of a reinforcing plate;
FIG. 5 is a schematic structural view of an outer bracket;
wherein, 1 is the outer support, 2 is the inner support, 3 is the reinforcing plate, 4 is the frame rail, 5 is the horizontal plate, 6 is vertical board, 7 is the indent board, 8 is lug connecting hole, 9 is the bolt hole, 10 is downside horizontal part, 11 is vertical portion, 12 is upside horizontal part, 13 is the main part board, 14 is inboard fixed part, 15 is outside fixed part, 16 is the rivet hole.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail by combining the embodiments and the drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. The following describes the technical scheme of the present utility model in detail with reference to examples and drawings, but the scope of protection is not limited thereto.
As shown in fig. 1 to 5, the present utility model provides a rear leaf spring front bracket assembly, which comprises an outer bracket 1, an inner bracket 2 and a reinforcing plate 3.
The inner bracket 2 is of a U-shaped plate structure with a downward opening, and comprises a left vertical plate 6, a right vertical plate 6 and a middle horizontal plate 5. The vertical plate 6 is provided with a vertical concave plate 7 at the middle part along the front-rear direction, and the concave plate 7 is communicated with the upper and lower edges of the vertical plate 6. The concave plates 7 on the two vertical plates 6 are symmetrically arranged. The lower side of the concave plate 7 is provided with a lifting lug connecting hole 8, and the lifting lug connecting holes 8 on the two concave plates 7 are symmetrically arranged. Three bolt holes 9 are provided in the horizontal plate 5 in the front-rear direction.
The inner bracket 2 is internally provided with a reinforcing plate 3, the reinforcing plate 3 is of an inverted' shape and comprises a lower horizontal part 10, two vertical parts 11 and two upper horizontal parts 12, wherein the two vertical parts 11 and the two upper horizontal parts 12 are symmetrically arranged on the front side and the rear side of the lower horizontal part 10. The left and right side edges of the reinforcing plate 3 are respectively contacted with the inner side surfaces of the two vertical plates 6 of the inner bracket 2, wherein two vertical parts 11 and one lower horizontal part 10 are welded with the inner side surfaces of the two vertical plates 6 of the inner bracket 2, and the welding seam is positioned at the edges of the vertical parts 11 and the lower horizontal part 10. The two upper horizontal parts 12 are respectively welded with the lower end surfaces of the horizontal plates 5 of the inner bracket 2, and welding seams are positioned at the left and right side edges of the two upper horizontal parts 12. Each upper horizontal part 12 is provided with a bolt hole 9, and the bolt holes 9 on the two upper horizontal parts 12 are respectively in one-to-one correspondence with the two outer bolt holes 9 on the horizontal plate 5 of the inner bracket 2. A slotted hole is arranged at the center of the lower horizontal part 10, and the slotted hole on the lower horizontal part 10 is arranged up and down corresponding to the bolt hole 9 in the upper middle part of the horizontal plate 5 of the inner bracket 2.
The upper end face of the horizontal plate 5 of the inner bracket 2 is contacted with the lower end face of the frame longitudinal beam 4, and bolts sequentially pass through the bolt holes 9 of the upper horizontal part 12 of the reinforcing plate 3 and the bolt holes 9 on the horizontal plate 5 of the inner bracket 2 and are then in threaded connection with the lower end face of the frame longitudinal beam 4, so that the inner bracket 2 and the reinforcing plate 3 are fixed on the frame longitudinal beam 4.
The outer bracket 1 is fixedly arranged on the outer side surfaces of the inner bracket 2 and the frame longitudinal beam 4. The outer bracket 1 comprises a vertical main body plate 13, two inner side fixing parts 14 and two outer side fixing parts 15 are symmetrically arranged on the front side and the rear side of the main body plate 13, the inner side fixing parts 14 and the outer side fixing parts 15 are of vertical plate 6-shaped structures, and the inner side fixing parts 14 are located above the outer side fixing parts 15 on the same side. The inner fixing part 14 and the outer fixing part 15 are in transitional connection with the main body plate 13 through inclined planes, and the inner fixing part 14 is in transitional connection with the outer fixing part 15 on the same side through inclined planes.
A row of rivet holes 16 are respectively arranged on the two inner side fixing parts 14, and a vertically long round hole is respectively arranged on the two outer side fixing parts 15.
Both inner side fixing portions 14 of the outer bracket 1 are in contact with the outer side surface of the frame rail 4, and are riveted to the frame rail 4 by rivets through rivet holes 16 in the outer bracket 1, thereby fixedly connecting the outer bracket 1 to the frame rail 4. The two outer side fixing parts 15 of the outer bracket 1 are welded with the outer side surface of one vertical plate 6 outside the inner bracket 2, and the welding seam is positioned at the lower edge of the outer side fixing parts 15 of the outer bracket 1 and the oblong hole.
The leaf spring is connected with a lifting lug connecting hole 8 on a vertical plate 6 of the inner bracket 2 through bolts.
Compared with the traditional rear plate spring front support, the utility model adopts the stamping and welding sheet metal part to replace the traditional casting part, adopts welding to connect the outer support 1 and the inner support 2, and can improve the assembly efficiency by adopting the welding on the premise of ensuring the structural strength. The connection with the frame longitudinal beam 4 adopts the modes of heat riveting and longitudinal beam bottom bolt connection, double insurance is realized, the plate spring bracket and the longitudinal beam are firmly connected together, the defects of single connection point and poor firmness between the plate spring bracket mounting plate and the longitudinal beam are reduced, and the firmness is greatly enhanced; the leaf spring support adopts bolted connection with leaf spring, under the prerequisite of guaranteeing the normal bearing of vehicle, uses bolted connection can realize the assembly nimble, changes nimble advantage, improves interchangeability and the economic nature of part.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A rear leaf spring fore-stock assembly, its characterized in that: comprises an outer bracket (1), an inner bracket (2) and a reinforcing plate (3); the inner bracket (2) is of a U-shaped plate structure with a downward opening, and comprises a left vertical plate (6), a right vertical plate (6) and a middle horizontal plate (5), wherein lifting lug connecting holes (8) are symmetrically formed in the two vertical plates (6) respectively, a steel plate spring is connected with the lifting lug connecting holes (8) through bolts, and bolt holes (9) are formed in the horizontal plates (5); the reinforcing plate (3) is welded inside the inner bracket (2), the reinforcing plate (3) is of an inverted-U-shaped structure and comprises a lower horizontal part (10), two vertical parts (11) and two upper horizontal parts (12), the two upper horizontal parts (12) are welded on the lower end face of the horizontal plate (5) of the inner bracket (2), and bolts are connected with the frame longitudinal beam (4) in a threaded manner after being sequentially connected with the upper horizontal parts (12) and the bolt holes (9) on the horizontal plate (5); the outer support (1) is fixedly arranged on the outer side surfaces of the inner support (2) and the frame longitudinal beam (4), the outer support (1) is riveted with the frame longitudinal beam (4), and the outer support (1) is welded with the inner support (2).
2. A rear leaf spring front support assembly as claimed in claim 1 wherein: the vertical board (6) of inner support (2) are provided with a vertical indent board (7) along the middle part of fore-and-aft direction, and indent board (7) are linked together with the upper and lower edge of vertical board (6), and indent board (7) symmetry on two vertical boards (6) set up, and lug connecting hole (8) are located the downside of indent board (7).
3. A rear leaf spring front support assembly as claimed in claim 1 wherein: three bolt holes (9) are formed in the horizontal plate (5) along the front-rear direction, the two outer bolt holes (9) are arranged corresponding to the bolt holes (9) in the two upper horizontal portions (12) of the reinforcing plate (3), a long round hole is formed in the lower horizontal portion (10) of the reinforcing plate (3), and the long round hole in the lower horizontal portion (10) is arranged corresponding to the bolt holes (9) in the middle of the horizontal plate (5) up and down.
4. A rear leaf spring front support assembly as claimed in claim 1 wherein: the left side edge and the right side edge of the reinforcing plate (3) are respectively contacted with the inner side surfaces of the two vertical plates (6) of the inner bracket (2), wherein two vertical parts (11) and one lower horizontal part (10) are welded with the inner side surfaces of the two vertical plates (6) of the inner bracket (2), and welding seams are positioned at the edges of the vertical parts (11) and the lower horizontal part (10); the two upper horizontal parts (12) are respectively welded with the lower end surfaces of the horizontal plates (5) of the inner bracket (2), and welding seams are positioned at the left and right side edges of the two upper horizontal parts (12).
5. A rear leaf spring front support assembly as claimed in claim 1 wherein: the outer support (1) comprises a vertical main body plate (13), two inner side fixing parts (14) and two outer side fixing parts (15) are symmetrically arranged on the front side and the rear side of the main body plate (13), the inner side fixing parts (14) and the outer side fixing parts (15) are of vertical plate (6) shaped structures, and the inner side fixing parts (14) are located above the outer side fixing parts (15) on the same side.
6. The rear leaf spring front support assembly of claim 5 wherein: the inner fixing part (14) and the outer fixing part (15) are in transitional connection with the main body plate (13) through inclined planes, and the inner fixing part (14) is in transitional connection with the outer fixing part (15) on the same side through inclined planes.
7. The rear leaf spring front support assembly of claim 5 wherein: a row of rivet holes (16) which are vertically arranged are respectively arranged on the two inner side fixing parts (14), and a vertically long round hole is respectively arranged on the two outer side fixing parts (15).
8. The rear leaf spring front support assembly of claim 7 wherein: the two inner side fixing parts (14) of the outer bracket (1) are contacted with the outer side surface of the frame longitudinal beam (4), and the outer bracket (1) and the frame longitudinal beam (4) are fixedly connected by rivets through rivet holes (16) on the outer bracket (1).
9. The rear leaf spring front support assembly of claim 7 wherein: two outer side fixing parts (15) of the outer support (1) are welded with the outer side face of a vertical plate (6) at the outer side of the inner support (2), and welding seams are positioned at the lower edge of the outer side fixing parts (15) of the outer support (1) and the oblong holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320170016.1U CN219600850U (en) | 2023-02-09 | 2023-02-09 | Front bracket assembly of rear plate spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320170016.1U CN219600850U (en) | 2023-02-09 | 2023-02-09 | Front bracket assembly of rear plate spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219600850U true CN219600850U (en) | 2023-08-29 |
Family
ID=87745380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320170016.1U Active CN219600850U (en) | 2023-02-09 | 2023-02-09 | Front bracket assembly of rear plate spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219600850U (en) |
-
2023
- 2023-02-09 CN CN202320170016.1U patent/CN219600850U/en active Active
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Legal Events
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240613 Address after: 047100 No. 102 Chengdong Road, Changzhi Economic and Technological Development Zone, Changzhi City, Shanxi Province Patentee after: Shanxi Chenggong Automotive Parts Co.,Ltd. Country or region after: China Address before: No.100 Guangming Road, economic and Technological Development Zone, Changzhi City, Shanxi Province Patentee before: SHANXI VICTORY AUTOMOBILE MANUFACTURING Co.,Ltd. Country or region before: China |