CN213017395U - Dustproof dish brake axostylus axostyle system of heat dissipation - Google Patents
Dustproof dish brake axostylus axostyle system of heat dissipation Download PDFInfo
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- CN213017395U CN213017395U CN202021122028.XU CN202021122028U CN213017395U CN 213017395 U CN213017395 U CN 213017395U CN 202021122028 U CN202021122028 U CN 202021122028U CN 213017395 U CN213017395 U CN 213017395U
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Abstract
A heat-dissipation and dustproof disc brake axle end system comprises a brake disc, a dustproof cover and a wheel hub, wherein the brake disc, the dustproof cover and the wheel hub are positioned on an axle, the dustproof cover is positioned on one side of the brake disc, a plurality of protrusions are arranged on the dustproof cover, and air inlet notches are formed in the side surfaces of the protrusions; the clearance between axletree, brake disc, the wheel hub three forms the air channel of gaseous flow, and the one end intercommunication outside air of air channel, the other end intercommunication air inlet breach of air channel to form gaseous circulation and flow. The brake disc comprises a main body, wherein a plurality of air inlets are formed in the main body and arranged around the circumferential side face of the main body; one side section of the air inlet is trumpet-shaped. The air inlet gap of the utility model is arranged on the side surface of the bulge, the sand stone can not pass through the air inlet gap, and the dustproof cover not only plays the roles of dust prevention and sand prevention stone, but also plays the role of air inlet and heat dissipation; the section of the air inlet is a horn mouth, and the air inlet is large, the air outlet is small, so that more air can conveniently enter the main body of the brake disc. The thermal deformation of the brake disc is effectively reduced.
Description
Technical Field
The utility model relates to an axletree end system specifically is a dustproof dish brake axletree end system of heat dissipation.
Background
When the vehicle was driving, dust, grit often were raised to the tire, consequently can set up the shield, and do not have heat radiation structure on the common shield, lead to the shield only to play the effect of sheltering from, and axletree, brake disc can produce the heat, if this heat can not in time carry out the heat dissipation and handle, then axletree, brake disc life are short.
CN 105485215a at 2016.04.13 discloses a brake disc, comprising: the two disk bodies are connected through the connecting ribs, the space between the two disk bodies forms an air flow channel, each disk body is provided with a disk surface connected with the connecting ribs, and the disk surface of at least one disk body is wavy. This structure can strengthen the brake disc radiating effect. However, the air flow flows in one direction in the brake disc, which results in poor contact between the air in the brake disc and the heat dissipation ribs of the brake disc.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rational in infrastructure, the heat dissipation is good, effectively solves dustproof, the heat dissipation problem of dish brake axletree end system, increase of service life's the dirt-proof dish brake axletree end system of heat dissipation to overcome the weak point among the prior art.
The heat-dissipation and dust-proof disc brake axle end system comprises a brake disc, a dust cover and a wheel hub, wherein the brake disc, the dust cover and the wheel hub are positioned on an axle, the dust cover is positioned on one side of the brake disc, a plurality of bulges are arranged on the dust cover, and air inlet notches are formed in the side surfaces of the bulges; the clearance between axletree, brake disc, the wheel hub three forms the air channel of gaseous flow, and the one end intercommunication outside air of air channel, the other end intercommunication air inlet breach of air channel to form gaseous circulation and flow.
The air inlet breach sets up on protruding side, and the grit can not openly pass the air inlet breach, and the shield both plays dirt-proof effect, also plays the radiating effect of air inlet.
The width of the air inlet gap is 2mm-3 mm.
The brake disc comprises a main body, wherein a plurality of air inlets are formed in the main body and arranged around the circumferential side face of the main body; the cross section of one side of the air inlet is trumpet-shaped, and the width L of the air inlet gradually decreases along the direction of the air entering the brake disc so as to form an air inlet end of the air inlet larger than an air outlet end.
The section of the air inlet is a horn mouth, and the air inlet is large, the air outlet is small, so that more air can conveniently enter the main body of the brake disc. The thermal deformation of the brake disc is effectively reduced.
A plurality of circles of heat dissipation ribs which are arranged at intervals are arranged in the main body, the heat dissipation ribs of each circle are arranged in a staggered mode, each heat dissipation rib is provided with a bending portion, an arc-shaped air channel is formed between every two adjacent heat dissipation ribs through the bending portions, and the air inlet is communicated with the arc-shaped air channel; the axle rotates, and the air flow enters one arc-shaped air channel through the air inlet, collides with the wall surface of the bending part under the action of centrifugal force, rebounds and flows into the other arc-shaped air channel.
The air enters the other arc-shaped air channel through rebounding, the air has better fluidity, the contact between the air flow and the main body is fully increased, and more heat in the main body is taken away.
The heat dissipation ribs of each circle are arranged in a staggered mode, the heat dissipation ribs are distributed more uniformly, the strength of the main body is effectively improved, and the generation of hot cracks is reduced.
The brake disc also comprises a wheel disc protruding out of the main body, the hub part is positioned in the wheel disc, and a first gap is formed between the hub part and the wheel disc; the matching surface of the wheel disc and the wheel hub is provided with a side air inlet communicated with outside air, so that heat generated at the position of the inner bearing can be taken out, the service life of the bearing is prolonged, and the like; the axle penetrates through the main body and a second gap is formed between the axle and the main body; the side air inlet, the first gap and the second gap are communicated in sequence.
The main body is also internally provided with a raised step, and the surface of the step is provided with a gear ring through processing.
The gear ring and the brake disc form a whole through steps, and the gear ring is arranged in the brake disc 2 without being fixed through screws and the like; effectively preventing the gear ring from falling off.
The axle is provided with a bracket for mounting the dust cover, and the dust cover is fixedly connected with the bracket.
The utility model has the advantages as follows:
a. the air inlet notch is arranged on the side surface of the bulge, and the sand and stone cannot penetrate through the air inlet notch from the front side, so that the dustproof effect is achieved, and the air inlet and heat dissipation effects are also achieved;
b. the section of the air inlet is a horn mouth, and the air inlet is large, the air outlet is small, so that more air can conveniently enter the main body of the brake disc. The thermal deformation of the brake disc is effectively reduced;
c. the air enters the other arc-shaped air channel through rebounding, the air has better fluidity, the contact between the air flow and the main body is fully increased, and more heat in the main body is taken away;
d. the heat dissipation ribs of each circle are arranged in a staggered mode, so that the heat dissipation ribs are distributed more uniformly, the strength of the main body is effectively improved, and the generation of hot cracks is reduced;
e. the matching surface of the wheel disc and the wheel hub is provided with a side air inlet communicated with outside air, so that heat generated at the position of the inner bearing can be taken out, the service life of the bearing is prolonged, and the like;
f. the gear ring and the brake disc form a whole through steps, and the gear ring is arranged in the brake disc 2 without being fixed through screws and the like; effectively preventing the gear ring from falling off.
In conclusion, the utility model discloses set up the quotation heat dissipation of the brake disc of integral type and ring gear, brake disc to and the structure of the inside and outside heat dissipation channel of wheel hub.
Drawings
Fig. 1 is the utility model discloses a structural schematic of dish brake axle.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a schematic view of a partial cross-sectional structure of a disc brake axle according to an embodiment of the present invention.
Fig. 4 is an enlarged view of fig. 3 at B.
Fig. 5 is an enlarged view of fig. 3 at C.
Fig. 6 is a schematic view of an internal structure of a brake disc main body according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1, the heat-dissipation and dust-proof disc brake axle end system comprises a brake disc 2, a dust cover 3 and a wheel hub 4 which are positioned on an axle 1, wherein the dust cover 3 is positioned on one side of the brake disc 2, a plurality of protrusions 3.1 are arranged on the dust cover 3, and air inlet notches 3.2 are arranged on the side surfaces of the protrusions 3.1; the clearance between axletree 1, brake disc 2, the 4 three of wheel hub forms the air channel of gaseous flow, and the one end intercommunication outside air of air channel, the other end intercommunication air inlet breach 3.2 of air channel to form gas circulation and flow.
Referring to fig. 2, the air inlet notch 3.2 is arranged on the side surface of the protrusion 3.1, the sand and stone can not penetrate through the air inlet notch 3.2, and the dustproof cover plays both a dustproof role and an air inlet heat dissipation role.
The width of the air inlet notch 3.2 is 2mm-3 mm.
Referring to fig. 3-5, the brake disc 2 includes a main body 2.7, a plurality of air inlets 2.1 are disposed on the main body 2.7, and the plurality of air inlets 2.1 are disposed around a circumferential side surface of the main body 2.7; one side section of the air inlet 2.1 is trumpet-shaped, and the width L of the air inlet 2.1 gradually decreases along the direction that the air enters the brake disc 2, so that the air inlet end of the air inlet 2.1 is larger than the air outlet end.
When the vehicle moves forward, the airflow enters the main body 2.7 of the brake disc 2, the section of the air inlet 2.1 is a horn mouth, the formed inlet is large, the outlet is small, and more air can conveniently enter the main body 2.7 of the brake disc 2. The thermal deformation of the brake disc 2 is effectively reduced.
Referring to fig. 6, a plurality of circles of heat dissipation ribs 2.2 arranged at intervals are arranged in the main body 2.7, each circle of heat dissipation ribs 2.2 are arranged in a staggered manner, each heat dissipation rib 2.2 is provided with a bending portion 2.3, an arc-shaped air channel 2.4 is formed between every two adjacent heat dissipation ribs 2.2 through the bending portions 2.3, and the air inlet 2.1 is communicated with the arc-shaped air channel 2.4; axletree 1 rotates, the air current passes through in air inlet 2.1 gets into an arc wind channel 2.4, and under the effect of centrifugal force the air current with flexion 2.3 wall collision and through the bounce-back, flow and get into in another arc wind channel 2.4, it is gaseous through rebounding entering in another arc wind channel 2.4, gas flow is better, fully increase air current and main part 2.7's contact, take away more heats in the main part 2.7, every circle of heat dissipation muscle 2.2 forms the dislocation set, heat dissipation muscle 2.2 distributes more evenly, effectively increase main part 2.7's intensity, reduce the production of hot crack.
In the present embodiment, the heat dissipating ribs 2.2 are each provided with a curved portion (arc portion) 2.3 on the peripheral side.
3-5, the brake disc 2 further comprises a disc 2.5 projecting from the body 2.7, the hub 4 being partly located inside the disc 2.5 with a first gap 6 therebetween; the matching surface of the wheel disc 2.5 and the wheel hub 4 is provided with a side air inlet 2.6 communicated with the outside air; the axle 1 penetrates the body 2.7 with a second gap 7 between them; the side air inlet 2.6, the first gap 6 and the second gap 7 are communicated in sequence.
The wheel disc 2.5 is provided with a side air inlet 2.6 communicated with the outside air on the matching surface with the wheel hub 4, so that the heat generated at the position of the inner bearing can be taken out, the service life of the bearing is prolonged, and the like.
A raised step 2.8 is further arranged in the main body 2.7, and a gear ring 2.9 is arranged on the surface of the step 2.8 through machining.
The gear ring 2.9 and the brake disc 2 form a whole through the step 2.8, and the gear ring is arranged in the brake disc 2 without being fixed through screws and the like; the gear ring 2.9 is effectively prevented from falling off.
The axle 1 is provided with a bracket 5 for mounting the dust cover 3, and the dust cover 3 and the bracket 5 are fixedly connected through screws and nuts.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a dirt-proof dish brake axostylus axostyle end system dispels heat, is including brake disc (2), shield (3), wheel hub (4) that are located on axostylus axostyle (1), and shield (3) are located one side of brake disc (2), its characterized in that: a plurality of bulges (3.1) are arranged on the dustproof cover (3), and air inlet gaps (3.2) are arranged on the side surfaces of the bulges (3.1); the clearance between axletree (1), brake disc (2), wheel hub (4) three forms the ventiduct of gaseous flow, and the one end intercommunication outside air of ventiduct, the other end intercommunication air inlet breach (3.2) of ventiduct to form gas circulation and flow.
2. The dustproof dish brake axostylus axostyle system of heat dissipation according to claim 1, its characterized in that: the width of the air inlet gap (3.2) is 2mm-3 mm.
3. The dustproof dish brake axostylus axostyle system of heat dissipation according to claim 1, its characterized in that: the brake disc (2) comprises a main body (2.7), a plurality of air inlets (2.1) are formed in the main body (2.7), and the plurality of air inlets (2.1) are arranged around the circumferential side face of the main body (2.7); the cross section of one side of the air inlet (2.1) is trumpet-shaped, the width L of the air inlet (2.1) is gradually reduced along the direction of the air entering the brake disc (2) so as to form an air inlet end of the air inlet (2.1) to be larger than an air outlet end.
4. The dustproof dish brake axostylus axostyle system of heat dissipation according to claim 3, its characterized in that: a plurality of circles of heat dissipation ribs (2.2) which are arranged at intervals are arranged in the main body (2.7), the heat dissipation ribs (2.2) of each circle are arranged in a staggered mode, each heat dissipation rib (2.2) is provided with a bending portion (2.3), an arc-shaped air channel (2.4) is formed between every two adjacent heat dissipation ribs (2.2) through the bending portions (2.3), and the air inlet (2.1) is communicated with the arc-shaped air channel (2.4); the axle (1) rotates, the airflow enters an arc-shaped air channel (2.4) through the air inlet (2.1), collides with the wall surface of the bending part (2.3) under the action of centrifugal force, rebounds and flows into the other arc-shaped air channel (2.4).
5. The heat-dissipating and dust-proof disc brake axle end system according to claim 4, characterized in that: the brake disc (2) further comprises a disc (2.5) protruding from the body (2.7), the hub (4) being partly located inside the disc (2.5) with a first gap (6) between them; the matching surface of the wheel disc (2.5) and the wheel hub (4) is provided with a side air inlet (2.6) communicated with the outside air; the axle (1) penetrates through the main body (2.7) and a second gap (7) is formed between the axle and the main body; the side air inlet (2.6), the first gap (6) and the second gap (7) are communicated in sequence.
6. The heat-dissipating and dust-proof disc brake axle end system according to claim 5, characterized in that: a raised step (2.8) is further arranged in the main body (2.7), and a gear ring (2.9) is arranged on the surface of the step (2.8) through machining.
7. The heat-dissipating and dust-proof disc brake axle end system according to any one of claims 1 to 6, wherein: the axle (1) is provided with a bracket (5) for mounting the dust cover (3), and the dust cover (3) is fixedly connected with the bracket (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021122028.XU CN213017395U (en) | 2020-06-16 | 2020-06-16 | Dustproof dish brake axostylus axostyle system of heat dissipation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021122028.XU CN213017395U (en) | 2020-06-16 | 2020-06-16 | Dustproof dish brake axostylus axostyle system of heat dissipation |
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| CN213017395U true CN213017395U (en) | 2021-04-20 |
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| CN202021122028.XU Active CN213017395U (en) | 2020-06-16 | 2020-06-16 | Dustproof dish brake axostylus axostyle system of heat dissipation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046324A (en) * | 2021-11-19 | 2022-02-15 | 广州市特耐得车轴有限公司 | Intelligent control axle temperature control device and control method thereof |
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2020
- 2020-06-16 CN CN202021122028.XU patent/CN213017395U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046324A (en) * | 2021-11-19 | 2022-02-15 | 广州市特耐得车轴有限公司 | Intelligent control axle temperature control device and control method thereof |
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