CN218953895U - 28-35 tonnage fork installation transaxle brake disc heat radiation structure - Google Patents
28-35 tonnage fork installation transaxle brake disc heat radiation structure Download PDFInfo
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- CN218953895U CN218953895U CN202223375027.8U CN202223375027U CN218953895U CN 218953895 U CN218953895 U CN 218953895U CN 202223375027 U CN202223375027 U CN 202223375027U CN 218953895 U CN218953895 U CN 218953895U
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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 utility model discloses a 28-35 tonnage forklift drive axle brake disc heat radiation structure, which comprises a brake disc, a brake caliper, a piston, a brake pad and a brake pad fixing bolt, wherein the brake disc is arranged on the brake disc; four pistons are symmetrically assembled in the inner hole of the brake caliper, and are respectively arranged at the left side and the right side; the brake block is arranged in the inner cavity of the brake caliper and is connected to the brake caliper in series by two fixing bolts so as to limit the brake block radially and translate axially; the brake disc surface is uniformly provided with a plurality of radial connecting rib plates along the circumference, every two adjacent connecting rib plates form a brake disc ventilating duct, so that the brake disc surface connecting rib plates form a plurality of brake disc ventilating ducts in the middle of the brake disc, and the brake disc surface connecting rib plates are used for discharging hot air generated in the operation process. The utility model has the advantages of simple and compact structure, high processing and assembling efficiency, good heat dissipation effect and safe and reliable use, and solves the problems of brake fatigue and influence on the service life of the drive axle caused by the fact that the friction coefficient of the brake disc is reduced due to slow heat dissipation of the brake disc in the prior art.
Description
Technical Field
The utility model relates to the technical field of forklift drive axle assemblies, in particular to a brake disc heat dissipation structure of a 28-35 tonnage forklift drive axle.
Background
The wheel type forklift in the domestic engineering machinery industry works under severe environments, such as working conditions of forking, transporting large stones and the like, overload fork operation conditions inevitably occur due to the large weight of the forking and transporting stones, the path for forking and transporting the stones is long, and downhill sections are more, so that front and rear drive axles are subjected to frequent or long-time brake picking and braking. The existing brake disc is generally provided with a circular disc surface, a brake pad and the brake disc are rubbed to generate braking when the brake is braked, and when the brake is stepped on frequently or for a long time, a large amount of heat is generated by friction, and the brake disc is heated to 300-400 ℃ due to the fact that the brake disc is generally provided with casting materials, and the generated heat is accompanied with redness, so that the friction coefficient of the brake disc is continuously reduced, the braking performance is greatly reduced, the braking performance is seriously influenced, the service life of a drive axle is prolonged, and the operation danger of a fork loader is also brought.
Disclosure of Invention
The utility model aims to provide a 28-35 tonnage forklift drive axle brake disc heat dissipation structure which has the advantages of simple and compact structure, high processing and assembly efficiency, good heat dissipation effect and safe and reliable use, and solves the problems of brake fatigue and influence on the service life of a drive axle caused by the fact that the friction coefficient of a brake disc is reduced due to slow heat dissipation of the brake disc in the prior art.
In order to achieve the purpose, the cooling structure of the brake disc of the 28-35 tonnage forklift drive axle comprises a brake disc 1, a brake caliper 2, a piston 3, a brake pad 4 and a brake pad fixing bolt 5; four pistons 3 are symmetrically assembled in the inner hole of the brake caliper 2 and are arranged in a left-right mode; the brake pad 4 is arranged in the inner cavity of the brake caliper 2, and the brake pad 4 is connected to the brake caliper 2 in series by two brake pad fixing bolts 5 so as to radially limit the brake pad 4, and the brake pad 4 can axially translate; the disc surface of the brake disc 1 is uniformly provided with a plurality of radial brake disc surface connecting rib plates 7 along the circumference, and every two adjacent brake disc surface connecting rib plates 7 form a brake disc ventilating duct 6, so that the brake disc surface connecting rib plates 7 form a plurality of brake disc ventilating ducts 6 in the middle of the brake disc, and are used for discharging hot air generated in the operation process.
When the fork loader is operated, when the brake is continuously stepped on or the brake is carried out for a long time, a large amount of heat is generated by the brake pad 4 and the brake disc 1 due to long-time friction, hot air is discharged through the brake disc ventilating duct 6 and the high-speed rotation of the brake disc 1, the continuous temperature rising condition of the brake disc 1 during continuous braking is avoided, the service life and the reliability of a drive axle are improved, and the problems that the brake is soft and the service life of the drive axle is influenced due to the fact that the friction coefficient of the brake disc is reduced due to the fact that the heat dissipation of the brake disc is slow in the prior art are solved.
The 28-35 tonnage forklift drive axle brake disc heat dissipation structure has the following technical characteristics and beneficial effects that a ventilation air duct is additionally arranged in the middle of the disc surface of the brake disc:
1. the air duct has good ventilation performance, and can effectively discharge hot air generated during braking, thereby solving the problems of brake fatigue and influence on the service life of the drive axle caused by the fact that the friction coefficient of the brake disc is reduced due to slow heat dissipation of the brake disc in the prior art.
2. Simple and compact structure, convenient and efficient casting and assembly and easy popularization.
Drawings
FIG. 1 is a schematic diagram of a main sectional structure of a brake disc heat dissipation structure of a drive axle of a 28-35 tonnage forklift.
Fig. 2 is a schematic view of the disk surface structure of the brake disk in fig. 1.
Reference numerals: the brake disc 1, the brake caliper 2, the piston 3, the brake pad 4, the brake pad fixing bolt 5, the brake disc ventilating duct 6 and the brake disc surface connecting rib plate 7.
Detailed Description
The heat dissipation structure of the brake disc of the drive axle of the 28-35 tonnage forklift is further described in detail below with reference to the accompanying drawings and specific embodiments.
The utility model discloses a brake disc heat dissipation structure of a 28-35 tonnage forklift drive axle, which is shown in fig. 1 and 2, and comprises a brake disc 1, a brake caliper 2, a piston 3, a brake pad 4 and a brake pad fixing bolt 5; four pistons 3 are symmetrically assembled in the inner hole of the brake caliper 2 and are arranged in a left-right mode; the brake pad 4 is arranged in the inner cavity of the brake caliper 2, and the brake pad 4 is connected to the brake caliper 2 in series by two brake pad fixing bolts 5 so as to radially limit the brake pad 4, and the brake pad 4 can axially translate; the disc surface of the brake disc 1 is uniformly provided with a plurality of radial brake disc surface connecting rib plates 7 along the circumference, and every two adjacent brake disc surface connecting rib plates 7 form a brake disc ventilating duct 6, so that the brake disc surface connecting rib plates 7 form a plurality of brake disc ventilating ducts 6 in the middle of the brake disc, and are used for discharging hot air generated in the operation process.
The 28-35 tonnage forklift drive axle brake disc heat radiation structure can effectively exhaust hot air generated during braking by adding the ventilating duct in the middle of the disc surface of the brake disc, and solves the problems of brake fatigue and influence on the service life of the drive axle caused by slow heat radiation of the brake disc and reduced friction coefficient of the brake disc in the prior art.
Claims (1)
1. A28-35 tonnage forklift drive axle brake disc heat radiation structure comprises a brake disc (1), a brake caliper (2), a piston (3), a brake pad (4) and a brake pad fixing bolt (5); four pistons (3) are symmetrically assembled in the inner hole of the brake caliper (2) and are arranged in a left-right mode; the brake pad (4) is arranged in the inner cavity of the brake caliper (2), and the brake pad (4) is connected to the brake caliper (2) in series by two brake pad fixing bolts (5) so as to radially limit the brake pad (4), and the brake pad (4) can axially translate; the method is characterized in that: the disc surface of the brake disc (1) is uniformly provided with a plurality of radial brake disc surface connecting rib plates (7) along the circumference, every two adjacent brake disc surface connecting rib plates (7) form a brake disc ventilating duct (6), and the brake disc surface connecting rib plates (7) form a plurality of brake disc ventilating ducts (6) in the middle of the brake disc and are used for discharging hot air generated in the operation process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223375027.8U CN218953895U (en) | 2022-12-15 | 2022-12-15 | 28-35 tonnage fork installation transaxle brake disc heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223375027.8U CN218953895U (en) | 2022-12-15 | 2022-12-15 | 28-35 tonnage fork installation transaxle brake disc heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218953895U true CN218953895U (en) | 2023-05-02 |
Family
ID=86108819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223375027.8U Active CN218953895U (en) | 2022-12-15 | 2022-12-15 | 28-35 tonnage fork installation transaxle brake disc heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218953895U (en) |
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2022
- 2022-12-15 CN CN202223375027.8U patent/CN218953895U/en active Active
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