CN201951434U - Front axle steering device with disc type brake for heavy type automobile - Google Patents
Front axle steering device with disc type brake for heavy type automobile Download PDFInfo
- Publication number
- CN201951434U CN201951434U CN2011200001580U CN201120000158U CN201951434U CN 201951434 U CN201951434 U CN 201951434U CN 2011200001580 U CN2011200001580 U CN 2011200001580U CN 201120000158 U CN201120000158 U CN 201120000158U CN 201951434 U CN201951434 U CN 201951434U
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- brake
- booster
- disc
- plate
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Abstract
The utility model relates to a front axle steering device with a disc type brake for a heavy type automobile, which belongs to front axle steering devices for automobiles. The front axle steering device is characterized in that mounting holes are uniformly distributed on the circumference of the right lateral surface of an annular convex shoulder of a front hub; a brake disc is arranged on the right lateral surface of the annular convex shoulder by bolts; a gear ring is fixedly arranged on the right inner stepped surface of an annular brake disc body of the brake disc by bolts; a connecting plate with a center hole is fixedly arranged on the left lateral surface of a steering knuckle by bolts; a brake caliper is fixedly arranged in each mounting through hole at the upper part of the connecting plate by a bolt; the brake caliper mainly comprises a hood-shaped caliper body, a left friction plate, a right friction plate, a booster and a right push disc; a brake air chamber is arranged on the booster at the right part of the brake caliper; a push rod of the brake air chamber is pressed against a pressure arm of the booster; a sensor hole is arranged at the part of the connecting plate, which corresponds to the gear ring; a sensor is arranged in the sensor hole; the sensor transmits a signal to an ABS (Anti-locked Braking System) controller; and the front axle steering device has favorable heat-radiating performance and high safety and is convenient to replace the friction plates.
Description
Technical field
The utility model belongs to the automobile front axle steering hardware, especially relates to a kind of heavy motor vehicle front-axle steering device that has drg.
Background technology
Present domestic heavy motor vehicle propons adopts drum brake mechanism mostly, with respect to plate disc brake, the brake efficiency of drum brake mechanism and thermal diffusivity are all relatively poor, the braking force poor stability of drum brake mechanism, braking force alters a great deal on different road surfaces, be not easy to the support control. and because heat dispersion is poor, in braking procedure, can assemble a large amount of heats, very complicated distortion easily takes place in slipper and brake wheel under temperatures involved, be easy to generate fading of brake and the phenomenon that flutters, cause that brake efficiency descends, in addition, drum brake mechanism is wanted the space of regular adjustment brake shoe in use for some time, even whole brake wheel will be split out the brake powder in being accumulated in cleaning.
Summary of the invention
The purpose of this utility model provides a kind of heavy motor vehicle front-axle steering device that has plate disc brake, overcome existing deficiency in the prior art, improve the braking effect and the riding stability of heavy motor vehicle, and thermal diffusivity is good, safe, renewal of facing is convenient.
The purpose of this utility model is achieved like this: a kind of heavy motor vehicle front-axle steering device that has plate disc brake, comprise front axle, steering swivel, front wheel hub and compressed air brake cylinder, in the kingpin bore of front axle left end with stub and bearing installation steering swivel, on the main shaft of steering swivel, use a left side, right tapered roller bearing is installed front wheel hub and is tightened fixing with fluted nut, it is characterized in that: circumference uniform distribution is offered mounting hole and with bolt brake disc is installed on the right flank of the annular convex shoulder of front wheel hub, the left end of the cylindrical tube of this brake disc has annular outer shoulder and right-hand member has the annular stop disk body, circumference uniform distribution is offered screw on the annular outer shoulder of this brake disc, be connected with front wheel hub with corresponding, the while is installed gear ring with bolt on the step surface in the right side of the annular stop disk body of this brake disc; On the left surface of steering swivel, use the connecting panel of bolt mounting strap centre hole, and locate by the circle seam between this connecting panel and the steering swivel, respectively installing in the through hole of top at connecting panel installed brake clamp with bolt, this brake clamp is mainly by hood-shaped caliper, left side friction lining, right friction lining, booster and right push-plate are formed, support bearing pin before and after on hood-shaped caliper, installing, the left side of band base plate, the corresponding respectively left and right sides that is positioned at the friction disk body of right friction lining, right push-plate is positioned at the right side of right friction lining, a left side, right friction lining and right push-plate support on the bearing pin before and after all being sleeved on coaxially by base plate, can relatively do left and right sides slippage, booster is installed in the right part of brake clamp, and leans with right push-plate; Compressed air brake cylinder is installed on the booster of brake clamp right part, and the push rod of compressed air brake cylinder is pressed on the pressure arm of booster; Offering gauge hole and sensor installation in this hole corresponding to the position of gear ring on the connecting panel, this sensor and gear ring have certain clearance, and when front wheel hub rotated, the gear ring that drives on the brake disc rotated, because electromagnetic induction, the sensor outgoing signal is given the ABS system controller.
During work, the thrust of compressed air brake cylinder push rod is on the pressure arm of booster, booster is realized the automatic compensation in gap and the increase of air chamber thrust, power after the increase acts on the left and right friction lining by right push-plate again, left and right friction lining contacts with the braking disk body, form the friction pair on plane, brake disc is coaxial and captive joint with front wheel hub, the friction force that the braking disk body produces, finish braking by tire and ground, this heavy motor vehicle front-axle steering device radiation is good, safe, and renewal of facing is convenient.
The heavy motor vehicle front-axle steering device that has plate disc brake that the utility model proposed, rational in infrastructure, safe and reliable, improved the braking effect and the riding stability of heavy motor vehicle, and thermal diffusivity is good, safe, renewal of facing is convenient.
Now in conjunction with the accompanying drawings and embodiments the heavy motor vehicle front-axle steering device that has plate disc brake that the utility model proposed is described further.
Description of drawings
Fig. 1 is the main cross-sectional schematic of the heavy motor vehicle front-axle steering device that has plate disc brake that proposes of the utility model.
Fig. 2 is part (brake clamp) schematic top plan view of the heavy motor vehicle front-axle steering device that has plate disc brake that proposes of the utility model.
Fig. 3 is a part 12 among Fig. 1: scheme drawing is looked on the left side of connecting panel.
Among Fig. 1-Fig. 3:
1, compressed air brake cylinder 2, booster 3, right push-plate 4, right friction lining 5, brake disc 6, left friction lining 7, brake clamp 8, front wheel hub 9, main shaft 10, tie bolt 11, gear ring 12, connecting panel 13, steering swivel 14, front axle 15, support bearing pin 16, installation through hole 17, sensor mounting hole
The specific embodiment
By among Fig. 1-Fig. 3 as can be seen: a kind of heavy motor vehicle front-axle steering device that has plate disc brake, comprise front axle 14, steering swivel 13, front wheel hub 8 and compressed air brake cylinder 1, in the kingpin bore of front axle 14 left ends with stub and bearing installation steering swivel 13, on the main shaft 9 of steering swivel 13, use a left side, right tapered roller bearing is installed front wheel hub 8 and is tightened fixing with fluted nut, it is characterized in that: circumference uniform distribution is offered mounting hole and with bolt brake disc 5 is installed on the right flank of the annular convex shoulder of front wheel hub 8, the left end of the cylindrical tube of this brake disc 5 has annular outer shoulder and right-hand member has the annular stop disk body, circumference uniform distribution is offered screw on the annular outer shoulder of this brake disc 5, be connected with front wheel hub 8 with corresponding, the while is installed gear ring 11 with bolt on the step surface in the right side of the annular stop disk body of this brake disc 5; On the left surface of steering swivel 13, use the connecting panel 12 of bolt mounting strap centre hole, and locate by the circle seam between this connecting panel 12 and the steering swivel 13, respectively installing in the through hole 16 of top at connecting panel 12 installed brake clamp 7 with bolt, this brake clamp 7 is mainly by hood-shaped caliper, left side friction lining 6, right friction lining 4, booster 2 and right push-plate 3 are formed, support bearing pin 15 before and after on hood-shaped caliper, installing, the left side of band base plate, right friction lining 6, the 4 corresponding respectively left and right sides that are positioned at the friction disk body, right push-plate 3 is positioned at the right side of right friction lining 4, a left side, right friction lining 6,4 and right push-plate 3 support on the bearing pin 15 before and after all being sleeved on coaxially by base plate, can relatively do left and right sides slippage, booster 2 is installed in the right part of brake clamp 7, and leans with right push-plate 3; Compressed air brake cylinder 1 is installed on the booster 2 of brake clamp 7 right parts, and the push rod of compressed air brake cylinder 1 is pressed on the pressure arm of booster 2; Offering gauge hole 17 and sensor installation in this hole corresponding to the position of gear ring 11 on the connecting panel 12, this sensor and gear ring 11 have certain clearance, when front wheel hub 8 rotations, the gear ring 11 that drives on the brake disc 5 rotates, because electromagnetic induction, the sensor outgoing signal is given the ABS system controller.
During work, the thrust of the push rod of compressed air brake cylinder 1 is on the pressure arm of booster 2, booster 2 is realized the automatic compensation in gap and the increase of air chamber thrust, power after the increase acts on the left and right friction lining 6,4 by right push-plate 3 again, left and right friction lining 6,4 contacts with the braking disk body, form the friction pair on plane, brake disc 5 is with front wheel hub 8 coaxial and captive joints, the friction force that brake disc 5 produces, finish braking by tire and ground, this heavy motor vehicle front-axle steering device radiation is good, safe, and renewal of facing is convenient.
Claims (1)
1. a heavy motor vehicle front-axle steering device that has plate disc brake comprises front axle (14), steering swivel (13), front wheel hub (8) and compressed air brake cylinder (1), it is characterized in that:
A, circumference uniform distribution is offered mounting hole and with bolt brake disc (5) is installed on the right flank of the annular convex shoulder of front wheel hub (8), the left end of the cylindrical tube of this brake disc (5) has annular outer shoulder and right-hand member has the annular stop disk body, go up circumference uniform distribution at the annular outer of this brake disc (5) shoulder and offer screw, in the annular stop disk body of this brake disc (5) right, with bolt gear ring (11) is installed on the step surface;
B, on the left surface of steering swivel (13), use the connecting panel (12) of bolt mounting strap centre hole, locate by the circle seam between connecting panel (12) and the steering swivel (13), respectively installing in the through hole (16) of top at connecting panel (12) installed brake clamp (7) with bolt, this brake clamp (7) is mainly by hood-shaped caliper, left side friction lining (6), right friction lining (4), booster (2) and right push-plate (3) are formed, support bearing pin (15) before and after on hood-shaped caliper, installing, the left side of band base plate, right friction lining (6,4) the corresponding respectively left and right sides that is positioned at the friction disk body, right push-plate (3) is positioned at the right side of right friction lining (4), a left side, right friction lining (6,4) and right push-plate (3) support on the bearing pins (15) before and after all being sleeved on coaxially by base plate, booster (2) is installed in the right part of brake clamp (7), and leans with right push-plate (3);
C, compressed air brake cylinder (1) are installed on the booster (2) of brake clamp (7) right part, and the push rod of compressed air brake cylinder (1) is pressed on the pressure arm of booster (2);
D, go up at connecting panel (12) and to offer gauge hole (17) and sensor installation in this hole corresponding to the position of gear ring (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200001580U CN201951434U (en) | 2011-01-04 | 2011-01-04 | Front axle steering device with disc type brake for heavy type automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200001580U CN201951434U (en) | 2011-01-04 | 2011-01-04 | Front axle steering device with disc type brake for heavy type automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201951434U true CN201951434U (en) | 2011-08-31 |
Family
ID=44495559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200001580U Expired - Lifetime CN201951434U (en) | 2011-01-04 | 2011-01-04 | Front axle steering device with disc type brake for heavy type automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201951434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204143A (en) * | 2013-03-27 | 2013-07-17 | 绩溪县徽洋车桥有限责任公司 | Front axle brake structure for electric vehicle, and mounting method of front axle brake structure |
-
2011
- 2011-01-04 CN CN2011200001580U patent/CN201951434U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204143A (en) * | 2013-03-27 | 2013-07-17 | 绩溪县徽洋车桥有限责任公司 | Front axle brake structure for electric vehicle, and mounting method of front axle brake structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110831 |