CN203713462U - Height adjustment mechanisms for automobile air suspensions - Google Patents
Height adjustment mechanisms for automobile air suspensions Download PDFInfo
- Publication number
- CN203713462U CN203713462U CN201420076521.0U CN201420076521U CN203713462U CN 203713462 U CN203713462 U CN 203713462U CN 201420076521 U CN201420076521 U CN 201420076521U CN 203713462 U CN203713462 U CN 203713462U
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- CN
- China
- Prior art keywords
- bar
- hole
- centering block
- air suspension
- type support
- Prior art date
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- Withdrawn - After Issue
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Abstract
The utility model relates to height adjustment mechanisms for automobile air suspensions, which are sensitive in reaction to height change of automobile suspensions and easy to adjust, and can guarantee consistent heights of a left air suspension and a right air suspension easily. Each mechanism comprises a height valve, a horizontal oscillating bar, a vertical bar assembly and a lower bracket assembly, wherein the vertical bar assembly comprises a straight bar, a hinge sleeve nested at one end of the straight bar as well as a swaying block nested on the straight bar; at least two through holes are formed in the middle of the swaying block, and a seat groove is formed in the bottom of the swaying block; an adjusting nut is arranged in the seat groove; threads are formed in the other end of the straight bar, and the adjusting nut is nested at the threaded end; and the lower bracket assembly comprises an L-shaped rod and an L-shaped bracket which is fixed on an axle tube press plate, the free end of the L-shaped bracket is movably connected with a first rod end of the L-shaped rod, so that the L-shaped rod can move up and down relative to the L-shaped bracket, and a second rod end of the L-shaped rod penetrates into one through hole of the swaying block.
Description
Technical field
The utility model relates to a kind of height adjustable structure, particularly a kind of height regulating mechanism for vehicles air suspension.
Background technology
In prior art, air suspension height adjustment mode has two kinds: the ECAS control system of electronic type and mechanical levelling valve control mechanism.The ECAS control system of electronic type is because most of core component needs import, and cost is higher, safeguards inconvenience.Existing machinery formula levelling valve connecting rod adjusting mechanism roughly comprises: be fixed on the levelling valve on vehicle frame, the yaw bar being connected with levelling valve and montant assembly, one end of montant assembly is overlapped with yaw bar and is rotatably connected by hinge, and the other end is connected with bridge tube pressing plate by Z-type support.Adopt this kind of structure, because each connecting rod attaching parts adopts rubber hinge mostly, connect, each bar is relatively rotated dumb, the response that suspension is beated is insensitive, and left and right suspension height is difficult to adjust consistent.When the length adjustment of montant assembly, need by hand the straight-bar in montant assembly directly to be extracted from rubber hinge, and levelling valve connecting rod periphery often has the parts such as tire, mud guard and shock absorber to make working space narrow and small, operating difficulties when therefore vehicle rolls off the production line debugging, has a strong impact on debugging effect and production efficiency.
Utility model content
For deficiency of the prior art, it is a kind of sensitive to vehicle suspension height reacting condition that the utility model provides, and easily adjusts, and the height of left and right air suspension is easy to guarantee the height regulating mechanism of consistent air suspension of automobile.
In order to address the above problem, this kind of air suspension of automobile height regulating mechanism, comprise: levelling valve, yaw bar, montant assembly, montant assembly comprises: straight-bar and the hinge cover that is set in this straight-bar one end, yaw bar overlaps and is flexibly connected with the hinge in montant assembly through the balance staff hole of levelling valve and the bending end of this yaw bar, also comprises: lower bracket assembly and be set in the centering block on described straight-bar;
The middle part of centering block is provided with at least two through holes, bottom is provided with a groove; In this groove, be provided with adjusting nut, the other end of described straight-bar is provided with screw thread, is arranged with described adjusting nut on this thread end;
Lower bracket assembly comprises L-type bar and L-type support, L-type support is fixed on bridge tube pressing plate, the free end of L-type support is flexibly connected with the first rod end of L-type bar, make L-type bar relatively L-type support move up and down, the second rod end of this L-type bar penetrates in a through hole in described centering block.
Preferably, the bending end face of described yaw bar is to chassis side rail, and this bending end is provided with two fixed vias, this fixed via for this bending end through described hinge cover after, at the two ends of hinge cover, spring cotter is set respectively.
Preferably, centering block top is provided with fastening through-hole, between this fastening through-hole, is provided with stria, and this stria and up/down perforation hole UNICOM, pass the fastening through-hole on described centering block by binding bolt, and centering block is fastened on described straight-bar; This centering block middle part is those widened sections, and this those widened sections is provided with two through holes.
Preferably, the hinge cover in described montant assembly is rubber hinge cover, and this rubber hinge cover is fastening by hose hoop.
Preferably, the axis of described fastening through-hole is vertical with the axis in the up/down perforation hole of described centering block, and the axis of the hinge hole that described hinge puts is parallel with the axis of through hole on described centering block.
Preferably, the first rod end rear portion of described L-type bar has pin plane, and this end is contacted with the free end formation face of described L-type support; The free end of this L-type support is provided with strip hole, and the first rod end of L-type bar is flexibly connected with the free end of L-type support by least two group holding pin groups.
Preferably, the second rod end of described L-type bar is provided with two circle draw-in grooves, on the both sides of this through hole, this draw-in groove, is respectively equipped with back-up ring.
More preferably, described bridge tube pressing plate is provided with chute, and the underrun of described L-type support is bolted in this chute, is also provided with anti-sway pin mounting hole on the bottom surface of this L-type support, is provided with anti-sway pin in this mounting hole.
The beneficial effects of the utility model are: this kind of levelling valve adjusting mechanism can be brought into play the serviceability of levelling valve to greatest extent, the effective length of leverage is adjusted simple and easy and accurate, and effectively shortened assembling, adjustment time, can adapt to narrow and small working space, reduced labour intensity, simultaneously, owing to having adopted the structures such as anti-sway pin, rod end scabble, be easy to guarantee assembly precision, and vehicle frame is beated be quick on the draw, air bellow inflation/deflation is rapid, can guarantee that the height of left and right air suspension is consistent.
Accompanying drawing explanation
Fig. 1 is the structural representation of the height regulating mechanism of air suspension of automobile of the present utility model;
Fig. 2 is the structural representation of the yaw bar in the utility model;
Fig. 3 is the structural representation of the montant assembly in the utility model;
Fig. 4 is the centering block structure schematic diagram in montant assembly in Fig. 3;
Fig. 5 is the structural representation of the lower bracket assembly in the utility model;
Fig. 6 is the structural representation of the L-type bar in Fig. 5;
Fig. 7 is the structural representation of the L-type support in Fig. 5;
Fig. 8 is application structure schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
As shown in Figure 1, the height regulating mechanism of this kind of mechanical automobile air suspension, this mechanism is along chassis side rail bilateral symmetry layout, and each mechanism includes: be fixed on levelling valve 9, yaw bar 1, montant assembly 3, lower bracket assembly 5 and bridge tube pressing plate on chassis side rail.
Shown in Fig. 1 and Fig. 2, this yaw bar 1 is quarter butt end by bending end 12() and stock end 11 formations, stock end is through the balance staff hole of levelling valve 9, this bending end face is provided with two fixed via 1a to chassis side rail and bending end, this bending end through the hinge cover 31 in described montant assembly after, respectively in fixed via 1a, the two ends of hinge cover arrange spring cotter 2.Penetrate spring cotter 2 and can control the position of montant assembly 3 relative yaw bars 1.
In conjunction with Fig. 1, Fig. 3 and Fig. 4, montant assembly 3 is comprised of rubber hinge cover 31, centering block 32, straight-bar 33, adjusting nut 34, binding bolt group 35 and hose hoop 36.These centering block 32 tops are provided with fastening through-hole 32b, the axis of this fastening through-hole is vertical with the axis of the up/down perforation hole 32a of centering block, between this fastening through-hole 32b, be provided with stria 32e, this stria and up/down perforation Kong32a UNICOM, by binding bolt group 35, through the fastening through-hole 32b on described centering block 32, centering block is fixed on straight-bar; These centering block 32 middle parts are those widened sections, and this those widened sections is provided with two through hole 32d.Centering block bottom is provided with a groove 32c, is provided with adjusting nut 34 in this groove.
Straight-bar 33 is inserted in the hinge hole 31a of rubber hinge cover without thread end, and use assembly of the fastening formation of hose hoop 36, to in the up/down perforation hole 32a of the straight-bar of this assembly 33 thread end insertion centering blocks 32, also screw in and be stuck in the adjusting nut 34 in a groove 32c, by rotating this nut, hinge hole 31a described in capable of regulating on assembly rubber hinge cover 31 and the distance between centering block 32 through hole 32d, the final montant assembly 3 that forms of the fastening binding bolt group 35 through fastening through-hole 32b, the hinge hole 31a of the montant assembly rubber hinge cover 31 having assembled and the through hole 32d axis of centering block 32 should be parallel to each other, distance between this two axial lines is the effective length of montant assembly 3.
In conjunction with Fig. 1, Fig. 5, this lower bracket assembly 5 is comprised of L-type bar 51, L-type support 52, two holding pin groups 53 and two backing plates 54, two groups of holding pin groups 53, two backing plates 54 are set in together by the strip hole 52a on the sidewall of L-type support 52, then will behind the hole of two holding pin groups 53 of stock end 51c insertion of L-type bar 51, use holding pin group fastening nuts, L-type bar 51 after fastening scabbles face 51d and backing plate 54 planes are adjacent to, the contact of formation face, makes L-type bar 51 quarter butt end 51a naturally vertical with L-type support 52 sidewalls.Unscrew holding pin group 53 nuts, vertically move the distance between the equal capable of regulating L-type bar 51 bending section 51a of L-type bar 51 or holding pin group 53 and L support 52 lower surface 52d, this distance is the usable height of lower bracket assembly 5.
As shown in Figure 6, the quarter butt end of this L-type bar 51 is provided with two circle draw-in groove 51b, after this quarter butt end penetrates into one of them the through hole 32d in described centering block 32, on the both sides of this through hole 32d, draw-in groove 51b, be respectively equipped with split washer 4, can control montant assembly 3 moving relative to lower bracket assembly 5.
In conjunction with Fig. 1 and Fig. 7, this bridge tube pressing plate is provided with chute, the bottom surface of described L-type support 52 is provided with mounting hole 52b and anti-sway pin mounting hole 52c, and bolt 6 and packing ring 7 are fixed on L-type support in this chute by this mounting hole 52b, in this anti-sway pin mounting hole 52c, is provided with anti-sway pin 8.Be positioned at the anti-sway pin 8 and the common direction of determining the relative bridge tube pressing plate of lower bracket assembly 5 of bolt 6 of L support.
Fig. 8 is an application example of the present utility model, in figure, shows, because centering block has two through holes that are arranged symmetrically with, height-control valve connecting rod mechanism can be realized and being arranged symmetrically with in the vehicle frame left and right sides.Realized the advantage that assembling is simple, regulated efficiency is high, serviceability is high.
It should be noted that; the specific embodiment is only to the explanation of technical solutions of the utility model and explanation; should not be understood as the restriction to technical solutions of the utility model; any employing the technical solution of the utility model and only do local change, must fall in protection domain of the present utility model.
Claims (8)
1. an air suspension of automobile height regulating mechanism, comprise: levelling valve (9), yaw bar (1), montant assembly (3), montant assembly (3) comprising: straight-bar (33) and the hinge cover (31) that is set in this straight-bar one end, yaw bar (1) is flexibly connected with the hinge cover (31) in montant assembly (3) through the balance staff hole of levelling valve (9) and the bending end of this yaw bar (1), characterized by further comprising: lower bracket assembly (5) and be set in the centering block (32) on described straight-bar;
The middle part of centering block (32) is provided with at least two through holes (32d), bottom is provided with a groove (32c); In this groove, be provided with adjusting nut (34), the other end of described straight-bar (33) is provided with screw thread, is arranged with described adjusting nut (34) on this thread end;
Lower bracket assembly (5) comprises L-type bar (51) and L-type support (52), L-type support (52) is fixed on bridge tube pressing plate, the free end of L-type support (52) is flexibly connected with the first rod end of L-type bar (51), make L-type bar (51) relatively L-type support (52) move up and down, the second rod end of this L-type bar (51) penetrates in the through hole (32d) in described centering block (32).
2. air suspension of automobile height regulating mechanism according to claim 1, it is characterized in that: the bending end face of described yaw bar (1) is to chassis side rail, and this bending end is provided with two fixed vias (1a), this fixed via through after described hinge cover (31), arranges spring cotter at the two ends of hinge cover for this bending end respectively.
3. air suspension of automobile height regulating mechanism according to claim 1, it is characterized in that: centering block (32) top is provided with fastening through-hole (32b), between this fastening through-hole (32b), be provided with stria (32e), this stria and up/down perforation hole (32a) UNICOM, by binding bolt, pass the fastening through-hole (32b) on described centering block (32), centering block is fastened on described straight-bar; This centering block (32) middle part is those widened sections, and this those widened sections is provided with two through holes (32d).
4. air suspension of automobile height regulating mechanism according to claim 2, is characterized in that: the hinge cover (31) in described montant assembly (3) is rubber hinge cover, and this rubber hinge cover is fastening by hose hoop (36).
5. air suspension of automobile height regulating mechanism according to claim 3, it is characterized in that: the axis of described fastening through-hole (32b) is vertical with the axis in the up/down perforation hole (32a) of described centering block, the axis of the hinge hole (31a) on described hinge cover (31) is parallel with the axis of the through hole (32d) on described centering block.
6. air suspension of automobile height regulating mechanism according to claim 1, is characterized in that: the first rod end rear portion of described L-type bar (51) has pin plane, and this end is contacted with the free end formation face of described L-type support (52); The free end of this L-type support (52) is provided with strip hole (52a), and the first rod end of L-type bar (51) is flexibly connected with the free end of L-type support (52) by least two group holding pin groups.
7. air suspension of automobile height regulating mechanism according to claim 6, is characterized in that: the second rod end of described L-type bar (51) is provided with two circle draw-in grooves (51b), on the both sides of this through hole (32d), this draw-in groove (51b), is respectively equipped with back-up ring.
8. air suspension of automobile height regulating mechanism according to claim 6, it is characterized in that: described bridge tube pressing plate is provided with chute, the underrun of described L-type support (52) is bolted in this chute, on the bottom surface of this L-type support (52), be also provided with anti-sway pin mounting hole (52c), in this mounting hole, be provided with anti-sway pin (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420076521.0U CN203713462U (en) | 2014-02-21 | 2014-02-21 | Height adjustment mechanisms for automobile air suspensions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420076521.0U CN203713462U (en) | 2014-02-21 | 2014-02-21 | Height adjustment mechanisms for automobile air suspensions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203713462U true CN203713462U (en) | 2014-07-16 |
Family
ID=51152651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420076521.0U Withdrawn - After Issue CN203713462U (en) | 2014-02-21 | 2014-02-21 | Height adjustment mechanisms for automobile air suspensions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203713462U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104859398A (en) * | 2014-02-21 | 2015-08-26 | 陕西重型汽车有限公司 | Height adjusting mechanisms for air suspensions of automobile |
| CN105620219A (en) * | 2014-12-01 | 2016-06-01 | 陕西重型汽车有限公司 | Vehicle body height control device and method used for vehicle air spring suspension |
-
2014
- 2014-02-21 CN CN201420076521.0U patent/CN203713462U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104859398A (en) * | 2014-02-21 | 2015-08-26 | 陕西重型汽车有限公司 | Height adjusting mechanisms for air suspensions of automobile |
| CN105620219A (en) * | 2014-12-01 | 2016-06-01 | 陕西重型汽车有限公司 | Vehicle body height control device and method used for vehicle air spring suspension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20170524 |