CN220904599U - Vehicle rear axle plate spring installation fixing device - Google Patents
Vehicle rear axle plate spring installation fixing device Download PDFInfo
- Publication number
- CN220904599U CN220904599U CN202420654626.3U CN202420654626U CN220904599U CN 220904599 U CN220904599 U CN 220904599U CN 202420654626 U CN202420654626 U CN 202420654626U CN 220904599 U CN220904599 U CN 220904599U
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- rear axle
- fixed block
- plate spring
- mounting seat
- seat
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- 238000009434 installation Methods 0.000 title claims description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a vehicle rear axle plate spring mounting and fixing device, which relates to the technical field of motor vehicles and aims to solve the problems that a rear axle and a plate spring are fixed only by using U-shaped bolts, limit is insufficient and vehicle body stability is poor in the prior art.
Description
Technical Field
The utility model relates to the technical field of motor vehicles, in particular to a vehicle rear axle plate spring mounting and fixing device.
Background
The leaf spring is a short name of the leaf spring, the leaf spring is the simplest and most commonly used bearing part in the vehicle suspension structure, is an elastic beam with approximately equal strength formed by combining a plurality of alloy spring pieces, can play roles of buffering, vibration reduction, guiding and transmission, and can enhance bearing capacity by utilizing elasticity, the bearing capacity of the multi-leaf spring is strong, and a cab is too subverted when the vehicle runs in no-load; the less leaf springs are light in weight and better in vibration damping performance.
At present, a vehicle rear axle is generally provided with a plate spring seat to install a plate spring, a rear axle tube is directly connected with the plate spring from the lower side by using a U-shaped bolt, the plate spring is supported in the vertical direction by the mode, but the fixing strength in the horizontal direction is insufficient, in the vehicle running process, the vehicle body above the plate spring is large in inertia due to weight, the U-shaped bolt can generate deformation and horizontally limit the vehicle body, the vehicle body can shake in the horizontal direction, hidden danger is brought to safe driving, damage to vehicle parts can be caused by long-term shaking, and the vehicle maintenance cost is increased.
Accordingly, the present application provides a vehicle rear axle leaf spring mounting fixture to meet a need.
Disclosure of utility model
The application aims to provide a vehicle rear axle plate spring mounting and fixing device which is used for reinforcing the fixing limit of a U-shaped bolt, enhancing the connection strength between a rear axle and a plate spring and improving the driving stability.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a vehicle rear axle plate spring installation fixing device, includes the rear axle housing, the left and right sides symmetry of rear axle housing is equipped with the rear axle pipe, two sets of on the rear axle pipe symmetry be equipped with the plate spring seat, be connected with the leaf spring on the plate spring seat, the plate spring seat still includes mount pad, fixed block, U-shaped bolt, the mount pad is located the top of rear axle pipe, the fixed block is located the bottom of rear axle pipe, the mount pad with the fixed block all sets up horizontally, the mount pad with all symmetry is equipped with the perforation on the fixed block, sliding connection has in the perforation the U-shaped bolt, U-shaped bolt with the size phase-match of leaf spring;
Two groups of U-shaped bolts are arranged on each group of plate spring seats, the U-shaped bolts penetrate through the mounting seats and the fixing blocks from the upper side, the two groups of U-shaped bolts on the same mounting seat are symmetrically arranged on the front side and the rear side of the rear axle tube, and the tail ends of the bottoms of the U-shaped bolts are respectively connected with a fixing nut in a threaded manner;
the double-layer structure is formed by the mounting seat and the fixing block, so that the contact point of the U-shaped bolt and the rear axle tube is increased, and the U-shaped bolt is fixed in an auxiliary mode.
The mounting seat is provided with a positioning bolt, the plate spring is provided with a positioning hole, the positioning bolt penetrates through the positioning hole, the plate spring is located between the U-shaped bolt and the mounting seat, the top thread of the positioning bolt is connected with a positioning nut, the bottom surface of the positioning nut is abutted to the plate spring, and the plate spring is positioned when being convenient to install.
Preferably, the mounting seat and the fixing block are welded on the rear axle tube, so that the processing is convenient and the strength is stable.
Preferably, the bottom surface of mount pad with the top surface of fixed block all is equipped with the cambered surface groove, the cambered surface groove with the outer wall size phase-match of rear axle pipe can increase the mount pad the fixed block with the area of contact of rear axle pipe, reinforcing structural strength.
Preferably, the U-shaped bolt is a square right-angle U-shaped bolt, so that the contact surface between the U-shaped bolt and the plate spring can be increased, the friction force is enhanced, and the connection stability of the U-shaped bolt and the plate spring is improved.
Preferably, reinforcing ribs are arranged between the mounting seat and the rear axle pipe, and are symmetrically arranged on the front side and the rear side of the rear axle pipe, so that the structural strength between the mounting seat and the rear axle pipe and between the fixing block and the rear axle pipe can be enhanced.
Preferably, a connecting beam is arranged between the mounting seat and the fixing block and between the rear axle tubes, the upper end of the connecting beam is connected with the mounting seat, the bottom end of the connecting beam is connected with the fixing block, one side of the connecting beam is connected with the rear axle tubes, the connecting beam is provided with a plurality of groups and is symmetrically arranged on the front side and the rear side of the rear axle tubes, and the structural strength between the mounting seat and the fixing block and between the mounting seat and the rear axle tubes can be enhanced.
Preferably, the mount pad with both sides all are connected with the connecting block around the fixed block, the mount pad with both sides all are equipped with the key hole around the fixed block, the connecting block with the mount pad through bolted connection between the fixed block, can strengthen the mount pad with stable in structure between the fixed block, the reinforcing is right the fixed effect of U-shaped bolt.
In summary, the utility model has the technical effects and advantages that:
According to the utility model, the mounting seat and the fixing block are fixedly arranged on the upper and lower sides of the rear axle tube, the plate spring is fixed on the mounting seat from the upper side by using the U-shaped bolt, the U-shaped bolt penetrates through the mounting seat and the fixing block, the mounting seat is utilized to limit the middle part of the mounting seat, the fixing block is utilized to limit the mounting seat from the bottom part of the mounting seat, the stability of the U-shaped bolt is enhanced, the connection strength of the plate spring and the rear axle tube can be enhanced, the shaking condition of the plate spring and the vehicle body is reduced, the running stability and the safety of the vehicle are improved, and the maintenance cost of the vehicle is reduced.
According to the utility model, the reinforcing structure is arranged between the mounting seat and the fixed block, so that the structural stability between the mounting seat and the fixed block can be enhanced, and the stable limit of the U-shaped bolt is ensured.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a right side view of the present utility model;
FIG. 3 is a schematic view of a spring seat structure according to the present utility model;
FIG. 4 is a schematic view of a plate spring seat reinforcement mode of the present utility model;
FIG. 5 is a schematic view of a second embodiment of the present utility model;
FIG. 6 is a schematic view of a plate spring seat reinforcement mode three structure of the present utility model.
In the figure: 1. a rear axle housing; 2. a rear axle tube; 3. a mounting base; 4. a fixed block; 5. u-shaped bolts; 6. positioning bolts; 7. a leaf spring; 8. reinforcing ribs; 9. a connecting beam; 10. and (5) connecting a block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to FIGS. 1-6, the mounting and fixing device for the rear axle plate spring of the vehicle comprises a rear axle housing 1, rear axle tubes 2 are symmetrically arranged on the left side and the right side of the rear axle housing 1, plate spring seats are symmetrically arranged on two groups of rear axle tubes 2, plate springs 7 are connected to the plate spring seats, the plate spring seats also comprise mounting seats 3, fixing blocks 4 and U-shaped bolts 5, the mounting seats 3 are positioned at the tops of the rear axle tubes 2, the fixing blocks 4 are positioned at the bottoms of the rear axle tubes 2, the mounting seats 3 and the fixing blocks 4 are horizontally arranged, through holes are symmetrically arranged on the mounting seats 3 and the fixing blocks 4, U-shaped bolts 5 are slidably connected in the through holes, the U-shaped bolts 5 are matched with the plate springs 7 in size, and the plate springs 7 are limited;
two groups of U-shaped bolts 5 are arranged on each group of plate spring seats, the U-shaped bolts 5 penetrate through the mounting seat 3 and the fixing blocks 4 from the upper side, the two groups of U-shaped bolts 5 on the same mounting seat 3 are symmetrically arranged on the front side and the rear side of the rear axle tube 2, and the tail ends of the bottoms of the U-shaped bolts 5 are connected with fixing nuts in a threaded manner;
The mounting seat 3 is provided with a positioning bolt 6, the plate spring 7 is provided with a positioning hole, the positioning bolt 6 penetrates through the positioning hole, the plate spring 7 is positioned between the U-shaped bolt 5 and the mounting seat 3, the top of the positioning bolt 6 is in threaded connection with a positioning nut, and the bottom surface of the positioning nut is in butt joint with the plate spring 7.
As an implementation manner in this embodiment, for the convenience of production and processing, as shown in fig. 1 to 3, the mounting base 3 and the fixing block 4 are welded to the rear axle tube 2.
As an implementation manner in this embodiment, in order to increase the connection strength between the mounting seat 3, the fixing block 4 and the rear axle tube 2, as shown in fig. 1 to 3, the bottom surface of the mounting seat 3 and the top surface of the fixing block 4 are both provided with arc grooves, and the arc grooves are matched with the outer wall of the rear axle tube 2.
As an embodiment in this example, in order to enhance the fixing effect of the U-bolt 5 to the plate spring 7, as shown in fig. 1 to 3, the U-bolt 5 is a square right angle U-bolt.
Example 2: the difference between this embodiment and embodiment 1 is that, in order to enhance the structural strength between the mounting seat 3, the fixing block 4 and the rear axle tube 2, as shown in fig. 4, reinforcing ribs 8 are arranged between the mounting seat 3, the fixing block 4 and the rear axle tube 2, and the reinforcing ribs 8 are symmetrically arranged on the front and rear sides of the rear axle tube 2.
Example 3: the difference between this embodiment and embodiment 1 is that, in order to enhance the structural strength among the three parts of the mounting seat 3, the fixing block 4 and the rear axle tube 2, as shown in fig. 5, a connecting beam 9 is arranged among the mounting seat 3, the fixing block 4 and the rear axle tube 2, the upper end of the connecting beam 9 is connected with the mounting seat 3, the bottom end of the connecting beam 9 is connected with the fixing block 4, one side of the connecting beam 9 is connected with the rear axle tube 2, and the connecting beams 9 are provided with a plurality of groups and are symmetrically arranged on the front side and the rear side of the rear axle tube 2.
Example 4: the difference between this embodiment and embodiment 1 is that, in order to enhance the structural strength between the mounting seat 3 and the fixing block 4, as shown in fig. 6, the front and rear sides of the mounting seat 3 and the fixing block 4 are connected with connecting blocks 10, the front and rear sides of the mounting seat 3 and the fixing block 4 are provided with bolt holes, and the connecting blocks 10 are connected with the mounting seat 3 and the fixing block 4 through bolts.
The working principle of the utility model is as follows: during production, the mounting seat 3 and the fixing blocks 4 are horizontally welded on the rear axle tubes 2 at two ends of the rear axle housing 1, the plate springs 7 are placed on the mounting seat 3, the positioning bolts 6 penetrate through the positioning holes, the positioning nuts are arranged on the positioning bolts 6, the plate springs 7 are basically positioned, then the U-shaped bolts 5 are pressed on the plate springs 7 from the upper side, the U-shaped bolts 5 penetrate through the through holes in the mounting seat 3 and the fixing blocks 4, the fixing nuts are arranged at the bottom ends of the U-shaped bolts 5, the plate springs 7 are limited and fixed by the U-shaped bolts 5, when a vehicle runs, the fixing blocks 4 limit and fix the bottoms of the U-shaped bolts 5, the mounting seat 3 limit and fix the middles of the U-shaped bolts 5, the stability of the U-shaped bolts 5 can be greatly enhanced, the shaking of the plate springs 7 and the vehicle body is reduced, the reinforcing ribs 8 or the connecting beams 9 are arranged between the mounting seat 3 and the fixing blocks 4 and the rear axle tubes 2, or the connecting blocks 10 are arranged between the mounting seat 3 and the fixing blocks 4, and the stability can be further enhanced.
The mechanical connection according to the utility model is a customary practice adopted by the person skilled in the art, and the technical teaching can be obtained by a limited number of tests, which belongs to the common general knowledge.
The components not described in detail herein are prior art.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a vehicle rear axle plate spring installation fixing device, includes rear axle housing (1), the left and right sides symmetry of rear axle housing (1) is equipped with rear axle pipe (2), two sets of symmetry is equipped with plate spring seat on rear axle pipe (2), be connected with leaf spring (7), its characterized in that on the plate spring seat: the plate spring seat further comprises an installation seat (3), a fixed block (4) and a U-shaped bolt (5), wherein the installation seat (3) is positioned at the top of the rear axle tube (2), the fixed block (4) is positioned at the bottom of the rear axle tube (2), the installation seat (3) and the fixed block (4) are horizontally arranged, through holes are symmetrically formed in the installation seat (3) and the fixed block (4), the U-shaped bolt (5) is connected in the through holes in a sliding mode, and the U-shaped bolt (5) is matched with the plate spring (7) in size;
Each group of plate spring seats are provided with two groups of U-shaped bolts (5), the U-shaped bolts (5) penetrate through the mounting seat (3) and the fixed block (4) from the upper side, the two groups of U-shaped bolts (5) on the same mounting seat (3) are symmetrically arranged on the front side and the rear side of the rear axle tube (2), and the tail ends of the bottoms of the U-shaped bolts (5) are respectively connected with a fixing nut in a threaded manner;
Be equipped with positioning bolt (6) on mount pad (3), be equipped with the locating hole on leaf spring (7), positioning bolt (6) run through the locating hole, just leaf spring (7) are located U-shaped bolt (5) with between mount pad (3), the top threaded connection of positioning bolt (6) has positioning nut, positioning nut's bottom surface with leaf spring (7) butt.
2. The vehicle rear axle spring mounting fixture of claim 1, wherein: the mounting seat (3) and the fixing block (4) are welded on the rear axle tube (2).
3. The vehicle rear axle spring mounting fixture of claim 2, wherein: the bottom surface of mount pad (3) with the top surface of fixed block (4) all is equipped with the cambered surface groove, the cambered surface groove with the outer wall size phase-match of rear axle pipe (2).
4. A vehicle rear axle spring mounting fixture as defined in claim 3, wherein: the U-shaped bolt (5) is a square right-angle U-shaped bolt.
5. The vehicle rear axle spring mounting fixture of claim 1, wherein: reinforcing ribs (8) are arranged between the mounting seat (3) and the fixing block (4) and the rear axle tube (2), and the reinforcing ribs (8) are symmetrically arranged on the front side and the rear side of the rear axle tube (2).
6. The vehicle rear axle spring mounting fixture of claim 1, wherein: the installation seat (3) the fixed block (4) be equipped with tie-beam (9) between rear axle pipe (2), the upper end of tie-beam (9) is connected mount pad (3), the bottom of tie-beam (9) is connected fixed block (4), connect one side of tie-beam (9) rear axle pipe (2), tie-beam (9) have the multiunit and are in the front and back bilateral symmetry setting of rear axle pipe (2).
7. The vehicle rear axle spring mounting fixture of claim 1, wherein: the mounting seat (3) and the front and back sides of the fixed block (4) are respectively connected with a connecting block (10), the front and back sides of the mounting seat (3) and the fixed block (4) are respectively provided with a bolt hole, and the connecting blocks (10) are connected with the mounting seat (3) and the fixed block (4) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420654626.3U CN220904599U (en) | 2024-04-01 | 2024-04-01 | Vehicle rear axle plate spring installation fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420654626.3U CN220904599U (en) | 2024-04-01 | 2024-04-01 | Vehicle rear axle plate spring installation fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220904599U true CN220904599U (en) | 2024-05-07 |
Family
ID=90913915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420654626.3U Active CN220904599U (en) | 2024-04-01 | 2024-04-01 | Vehicle rear axle plate spring installation fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220904599U (en) |
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2024
- 2024-04-01 CN CN202420654626.3U patent/CN220904599U/en active Active
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