CN115891506A - Brake drum embedded double-bearing full-suspension rear axle - Google Patents
Brake drum embedded double-bearing full-suspension rear axle Download PDFInfo
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- CN115891506A CN115891506A CN202211482900.5A CN202211482900A CN115891506A CN 115891506 A CN115891506 A CN 115891506A CN 202211482900 A CN202211482900 A CN 202211482900A CN 115891506 A CN115891506 A CN 115891506A
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- brake
- brake drum
- pipe
- rear axle
- bearing
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- 239000000725 suspension Substances 0.000 title abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 11
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 4
- 230000004308 accommodation Effects 0.000 claims description 4
- 230000002708 enhancing effect Effects 0.000 claims description 4
- 240000002836 Ipomoea tricolor Species 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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Abstract
The invention provides a brake drum embedded double-bearing full-suspension rear axle which mainly comprises a spline shaft and a part arranged on the spline shaft, wherein a brake disc and a brake drum wrap a bridge pipe head provided with double bearings; the rear force borne by the brake drum is transmitted to the half shaft, the stress of the half shaft is transmitted to the bearing, the stress of the bearing is transmitted to the bridge pipe, the safety of the whole device is improved due to the reduction of the stress, the half shaft can be drawn out under the condition of no driving force, and the whole device is more convenient to maintain.
Description
Technical Field
The invention relates to the field of suspension rear axles. In particular to a brake drum embedded double-bearing full-suspension rear axle.
Background
The rear axle is a rear driving shaft component for power transmission of the vehicle. It is composed of two half-bridges, and can implement half-bridge differential motion. It is also a device for supporting the wheels and connecting the rear wheels. The rear axle is an indispensable important part on a vehicle, but in the traditional rear axle, four bolts are arranged on a brake drum, the rear force borne by the brake drum is transmitted to a half shaft, the stress of the half shaft is transmitted to a bearing, and the stress of the bearing is transmitted to an axle tube. The damage to the half shaft can be caused, the dangerous accident of the flywheel exists, the vehicle story is easy to cause, and the maintenance is more complicated. Therefore, it is necessary to design a rear axle to improve and overcome these problems.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above problems occurring in the prior art.
Therefore, the invention aims to provide a brake drum embedded type double-bearing full-suspension rear axle which is used for solving the problems that a half axle is easy to damage and a flywheel is easy.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an embedded duplex bearing of brake drum full-suspension rear axle which characterized in that: the spline shaft comprises a spline shaft body, a spline section and a spline shaft flange, wherein the spline section and the spline shaft flange are respectively arranged at two ends of the spline shaft body; and, other cooperation parts include brake disc, brake drum, driving disc, brake pot accessory and bridge pipe, brake disc and brake drum cooperation are connected and inner chamber part forms accommodation space M, the one end setting of bridge pipe is in accommodation space M, bridge pipe whole cover is on the integral key shaft body and spline section and integral key shaft flange stretch out, the brake pot accessory run through the brake disc and with brake disc swing joint.
As a preferred scheme of the brake drum embedded double-bearing full-suspension rear axle, the brake drum embedded double-bearing full-suspension rear axle comprises the following steps: the brake disc includes disk body, stand, crescent moon piece, semicircle brace piece and brake pot accessory pipe, disk body internal surface sets up quantity and is no less than a stand, the crescent moon piece sets up in stand one end, the semicircle brace piece sets up in disk body internal surface with stand swing joint, and the symmetry sets up, brake pot accessory pipe runs through the disk body and stretches out at the disk body surface.
As a preferred scheme of the brake drum embedded double-bearing full-suspension rear axle, the brake drum embedded double-bearing full-suspension rear axle comprises the following steps: the outer surface of the brake drum is provided with not less than 1 Luo Zhu, and the inner surface of the brake drum is provided with not less than 1 lug for enhancing the structural strength of the brake drum.
As a preferred scheme of the brake drum embedded double-bearing full-suspension rear axle, the brake drum embedded double-bearing full-suspension rear axle comprises the following steps: the transmission disc is in a flying saucer shape, one end of the transmission disc is Luo Zhu and is attached to the brake drum, and the other end of the transmission disc is connected with the spline shaft flange through bolts.
As a preferred scheme of the brake drum embedded double-bearing full-suspension rear axle, the brake drum embedded double-bearing full-suspension rear axle comprises the following steps: the brake pot accessory comprises a base and a stretching end, wherein the stretching end is provided with two sections of brake pot splines, and a groove is arranged between the two sections of brake pot splines.
As a preferred scheme of the brake drum embedded double-bearing full-suspension rear axle, the brake drum embedded double-bearing full-suspension rear axle comprises the following steps: the extension end of the brake pot accessory penetrates through the brake pot accessory pipe, and the base is arranged on the inner surface of the disc body and clamped by the semicircular supporting pieces.
As a preferred scheme of the brake drum embedded double-bearing full-suspension rear axle, the brake drum embedded double-bearing full-suspension rear axle comprises the following steps: the bridge pipe comprises a pipe body, a square flange plate, a bearing and nut pieces, wherein the pipe body is a step-shaped pipe body and is divided into a large-diameter pipe and a small-diameter pipe, the tail end of the small-diameter pipe is provided with threads, the square flange plate is fixedly connected with the large-diameter pipe, the bearing is arranged on the small-diameter pipe, the nut pieces are in threaded connection with the tail end of the small-diameter pipe, and the number of the bearing and the nut pieces is not less than 1.
The invention has the beneficial effects that:
the invention adopts a double-bearing design, the double bearings are embedded into the brake drum and are arranged on the axle tube, the rear force of the brake drum is transmitted to the bearings and is directly stressed together with the axle tube, and the half axle only transmits the torque force without being stressed. Stress is reduced, and damage is reduced. The occurrence of safety accidents is reduced. Furthermore, the half shaft can be extracted without driving force. But also greatly improves the maintenance efficiency.
By adopting the design, the whole rear axle is safe and reliable and runs stably.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an exploded view of the overall structure of the present invention;
FIG. 4 is a partial schematic view of the present invention;
FIG. 5 is a partial schematic view of the present invention;
FIG. 6 is a partial schematic view of the present invention;
FIG. 7 is a partial schematic view of the present invention;
FIG. 8 is a partial schematic view of the present invention;
FIG. 9 is a partial schematic view of the present invention;
FIG. 10 is a partial schematic view of the present invention;
FIG. 11 is a partial schematic view of the present invention;
FIG. 12 is a partial schematic view of the present invention;
FIG. 13 is a partial schematic view of the present invention;
FIG. 14 is a partial structural view of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example one
Referring to fig. 1 to 14, a first embodiment of the invention provides a brake drum embedded double-bearing fully-suspended rear axle, which is mainly a suspended rear axle formed by matching a spline shaft 100 and other components 200 mounted on the spline shaft 100.
Specifically, the spline shaft 100 is an elongated spline shaft body 101, one end of the spline shaft body 101 is a spline section 102 provided with a spline, and the other end is a spline shaft flange 103 provided with a flange, the spline is arranged to be inserted into a gear bag for transmission, and the flange is used for being matched and connected with other matching parts.
Specifically, the other fitting components 200 are mainly a brake disc 201 mounted on a bridge tube 205, a brake drum 202 mounted in cooperation with the brake disc 201, a transmission disc 203 mounted on the spline shaft body 101, a brake-pot fitting 204 mounted on the brake disc 201, and a bridge tube 205 sleeved on the spline shaft body 101. Brake disc 201 mainly comprises disk body 201a, stand 201b, crescent piece 201c, semicircle support piece 201d and brake pot accessory pipe 201e etc. and the internal surface of disk body 201a sets up the stand 201b that the quantity is no less than 1, crescent piece 201c overlaps on the head of stand 201b, blocks two stands 201b to can dismantle. Semicircle brace piece 201d and stand 201b swing joint, and the symmetry sets up at disk body 201a internal surface, and the end of semicircle brace piece 201d is mutually opposed, forms the appearance of centre gripping. The brake-pot fitting pipe 201e penetrates the disc 201a and extends out of the outer surface of the disc 201a by a certain length. The outer surface of the brake drum 202 is provided with a plurality of Luo Zhu a, the inner surface of the brake drum 202 is provided with a plurality of protrusions 202b, and the protrusions 202b are used for enhancing the structural strength of the brake drum 202 and are equivalent to the function of reinforcing ribs. The driving plate 203 is in the shape of a "flying saucer", and a small section of the inner side can be clamped into the brake drum 202 and pass through Luo Zhu a to tightly fit the brake drum 202. The other end of the transmission disc 203 is jointed with the spline shaft flange 103 and connected with the spline shaft flange through a bolt. The outer surface of the brake drum 202 is provided with a plurality of Luo Zhu a, the inner surface of the brake drum 202 is provided with a plurality of protrusions 202b, and the protrusions 202b are used for enhancing the structural strength of the brake drum 202 and are equivalent to the function of reinforcing ribs. The brake disc 201 and the brake drum 202 are connected in a matching manner, and both are shell-shaped components, so that after the connection, an inner cavity part forms an accommodating space M, one end of the bridge tube 205 is arranged in the accommodating space M, the bridge tube 205 is integrally sleeved on the spline shaft body 101, and the spline section 102 and the spline shaft flange 103 extend out.
Specifically, the vehicle pan fitting 204 mainly comprises a base 204a and an extension end 204b, and is in a shape of a Chinese character 'tu', the extension end 204b is provided with two brake pan splines 204b-1 for connecting with other gears, and a chamfer is arranged between the two brake pan splines 204b-1 to form a groove 204 b-2. The extended end 204b of the brake pot fitting 204 penetrates through the brake pot fitting tube 201e, and the base 204a is clamped on the inner surface of the disc 201a, while the base 204a is clamped by the semicircular supporting plate 201 d.
Specifically, the main body of the bridge pipe 205 is a hollow pipe body 205a, which is divided into a large-diameter pipe 205a-1 and a small-diameter pipe 205a-2. Half of the small-diameter tube 205a-2 is a polished rod and half is a thread. A square flange plate 205b is fixed on the large-diameter pipe 205a-1, two bearings 205c are installed on the polish rod section of the small-diameter pipe 205a-2, and a nut piece 205d is installed on the threaded section of the small-diameter pipe 205a-2 in a threaded mode to clamp the bearings 205 c.
Example two
This embodiment is based on the previous embodiment, which provides a fully suspended rear axle with dual bearings embedded in the brake drum.
Specifically, the square flange 205b is used for fixing the brake pad to play a role in positioning the brake pad, the square flange 205b is integrated with the bridge pipe 205, the bridge pipe 205 serves as a shell to play a role in protecting the spline shaft body 101, the traditional rear axle structure is a main transmission rear axle, and the brake disc is directly fixed on the shaft, so that the shaft is not only required to be transmitted but also stressed, the operation is unsafe, and safety accidents can occur if the shaft is broken and has a flywheel. After the improvement, a double bearing 205c is installed on the bridge tube 205, and the brake drum rear force is transmitted to the bearing 205c to be directly stressed together with the bridge tube 205. The rear axle is improved at present, so that the axle is not stressed and only is driven, and safety hidden dangers cannot appear even if the axle is broken.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (7)
1. The utility model provides an embedded duplex bearing full-floating rear axle of brake drum which characterized in that: comprises the steps of (a) preparing a substrate,
the spline shaft (100) comprises a spline shaft body (101), spline sections (102) and spline shaft flanges (103), wherein the spline sections (102) and the spline shaft flanges (103) are respectively arranged at two ends of the spline shaft body (101); and (c) a second step of,
other cooperation parts (200), other cooperation parts (200) are including brake disc (201), brake drum (202), driving disc (203), brake pot accessory (204) and bridge pipe (205), brake disc (201) and brake drum (202) cooperation are connected and inner chamber part forms accommodation space M, the one end setting of bridge pipe (205) is in accommodation space M, bridge pipe (205) whole cover is on integral key shaft body (101) and spline section (102) and integral key shaft flange (103) stretch out, brake pot accessory (204) run through brake disc (201) and with brake disc (201) swing joint.
2. The brake drum embedded double-bearing fully suspended rear axle according to claim 1, characterized in that: brake disc (201) include disk body (201 a), stand (201 b), crescent moon piece (201 c), semicircle support piece (201 d) and brake pot accessory pipe (201 e), 1 stand (201 b) are no less than set up in disk body (201 a) internal surface quantity, crescent moon piece (201 c) set up in stand one end, semicircle support piece (201 d) and stand (201 b) swing joint, and the symmetry sets up in disk body (201 a) internal surface, brake pot accessory pipe (201 e) run through disk body (201 a) and stretch out at disk body (201 a) surface.
3. The brake drum embedded double-bearing fully suspended rear axle according to claim 1, characterized in that: the outer surface of the brake drum (202) is provided with not less than 1 of Luo Zhu (202 a), and the inner surface of the brake drum (202) is provided with not less than 1 of lugs (202 b) for enhancing the structural strength of the brake drum (202).
4. The brake drum embedded double-bearing fully suspended rear axle according to claim 1, characterized in that: the transmission disc (203) is in a flying saucer shape, one end of the transmission disc is Luo Zhu (202 a) and attached to the brake drum (202), and the other end of the transmission disc is connected with the spline shaft flange (103) through bolts.
5. The brake drum embedded double-bearing fully suspended rear axle according to claim 1, characterized in that: the brake pot accessory (204) comprises a base (204 a) and an extension end (204 b), the extension end (204 b) is provided with two sections of brake pot splines (204 b-1), and a groove (204 b-2) is formed between the two sections of brake pot splines (204 b-1).
6. The brake drum embedded double-bearing fully suspended rear axle according to claim 5, characterized in that: brake pot accessory pipe (201 e) is run through in the end (204 b) that stretches out of brake pot accessory (204), base (204 a) set up in disk body (201 a) internal surface, and by semicircle stay (201 d) centre gripping.
7. The brake drum embedded double-bearing fully suspended rear axle according to claim 1, characterized in that: the bridge pipe (205) comprises a pipe body (205 a), a square flange plate (205 b), a bearing (205 c) and a nut piece (205 d), the pipe body (205 a) is a step-shaped pipe body and is divided into a large-diameter pipe (205 a-1) and a small-diameter pipe (205 a-2),
the tail end of the small-diameter pipe (205 a-2) is provided with threads, the square flange plate (205 b) is fixedly connected with the large-diameter pipe (205 a-1), the bearing (205 c) is arranged on the small-diameter pipe (205 a-2), the nut piece (205 d) is in threaded connection with the tail end of the small-diameter pipe (205 a-2), and the number of the bearing (205 c) and the number of the nut piece (205 d) are not less than 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211482900.5A CN115891506B (en) | 2022-11-24 | 2022-11-24 | Embedded double-bearing full-suspension rear axle of brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211482900.5A CN115891506B (en) | 2022-11-24 | 2022-11-24 | Embedded double-bearing full-suspension rear axle of brake drum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115891506A true CN115891506A (en) | 2023-04-04 |
| CN115891506B CN115891506B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211482900.5A Active CN115891506B (en) | 2022-11-24 | 2022-11-24 | Embedded double-bearing full-suspension rear axle of brake drum |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03204418A (en) * | 1990-01-05 | 1991-09-06 | Shiro Sawa | Fluid friction transmitting force restricting apparatus |
| CN202806216U (en) * | 2012-10-09 | 2013-03-20 | 代胜强 | Full-suspended disk brake rear axle |
| CN103358818A (en) * | 2013-08-07 | 2013-10-23 | 耀强洛阳机械制造有限公司 | Double-bearing weight reduction method of full-suspension rear axle |
| JP2014054888A (en) * | 2012-09-12 | 2014-03-27 | Unicarriers Corp | Axle with wet-type built-in brake |
| CN209972067U (en) * | 2019-06-03 | 2020-01-21 | 江苏巨杰机电有限公司 | Integral type rear axle |
| CN112026438A (en) * | 2020-08-25 | 2020-12-04 | 一汽奔腾轿车有限公司 | Passenger car wheel limit spline cooperation and fastening structure |
| CN217705378U (en) * | 2022-08-22 | 2022-11-01 | 徐州顺久机车科技有限公司 | Double-bearing rear axle |
-
2022
- 2022-11-24 CN CN202211482900.5A patent/CN115891506B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03204418A (en) * | 1990-01-05 | 1991-09-06 | Shiro Sawa | Fluid friction transmitting force restricting apparatus |
| JP2014054888A (en) * | 2012-09-12 | 2014-03-27 | Unicarriers Corp | Axle with wet-type built-in brake |
| CN202806216U (en) * | 2012-10-09 | 2013-03-20 | 代胜强 | Full-suspended disk brake rear axle |
| CN103358818A (en) * | 2013-08-07 | 2013-10-23 | 耀强洛阳机械制造有限公司 | Double-bearing weight reduction method of full-suspension rear axle |
| CN209972067U (en) * | 2019-06-03 | 2020-01-21 | 江苏巨杰机电有限公司 | Integral type rear axle |
| CN112026438A (en) * | 2020-08-25 | 2020-12-04 | 一汽奔腾轿车有限公司 | Passenger car wheel limit spline cooperation and fastening structure |
| CN217705378U (en) * | 2022-08-22 | 2022-11-01 | 徐州顺久机车科技有限公司 | Double-bearing rear axle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115891506B (en) | 2023-10-27 |
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