CN112013058A - Drum brake with rapid cooling and heat dissipation functions - Google Patents
Drum brake with rapid cooling and heat dissipation functions Download PDFInfo
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- CN112013058A CN112013058A CN201910466142.XA CN201910466142A CN112013058A CN 112013058 A CN112013058 A CN 112013058A CN 201910466142 A CN201910466142 A CN 201910466142A CN 112013058 A CN112013058 A CN 112013058A
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- wall
- drum body
- water
- drum
- heat dissipation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/78—Features relating to cooling
- F16D65/82—Features relating to cooling for internally-engaging brakes
- F16D65/833—Features relating to cooling for internally-engaging brakes with closed cooling system
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a drum brake with a rapid cooling and heat dissipation function, which belongs to the technical field of drum brakes and comprises a drum body, wherein the outer wall of the front side of the drum body is provided with an annular movable groove which is communicated from front to back, an inner annular gear ring is connected in the annular movable groove in a sliding manner, the rear end surface of the inner annular gear ring is connected with a wheel, a driven gear is meshed with the right side of the inner wall of the inner annular gear ring, the rear end of a connecting post is connected with the inner wall of the rear side of the drum body through a bearing, the outer wall of the connecting post is provided with blades, a friction plate, a brake pad and an inner cavity of the drum body are cooled, the driven gear drives the connecting post and the blades to rotate, the blades rotate to accelerate the speed of air flowing through the inner cavity of the drum body and dissipate heat of the brake pad and the friction plate, the brake failure caused by overhigh temperature between the brake pad, the inner wall of the drum body is cooled, so that the drum body is prevented from expanding when heated, and the radiating efficiency is improved.
Description
Technical Field
The invention relates to the technical field of drum brakes, in particular to a drum brake with a rapid cooling and heat dissipation function.
Background
The drum brake is characterized in that a brake pad and a friction plate are matched to generate friction force for braking, so that the temperature between the friction plate and the brake pad is higher after braking, the brake effect is reduced due to the fact that the brake pad is too high in temperature, the braking distance is prolonged, the diameter is increased due to the fact that a drum body is heated, the stroke of stepping on the brake plate is increased, and the brake reaction cannot achieve the expected effect.
Disclosure of Invention
The invention aims to provide a drum brake with a rapid cooling and heat dissipation function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a drum brake with a rapid cooling and heat dissipation function comprises a drum body, wherein an annular movable groove which is communicated from front to back is formed in the outer wall of the front side of the drum body, an inner annular gear ring is connected in the annular movable groove in a sliding mode, the rear end face of the inner annular gear ring is connected with a wheel, a driven gear is meshed on the right side of the inner wall of the inner annular gear ring, a connecting column is arranged on the rear end face of the driven gear, the rear end of the connecting column is connected with the inner wall of the rear side of the drum body through a bearing, fan blades are arranged on the outer wall of the connecting column, a transmission gear is meshed on the left side of the driven gear, a cam is arranged on the left side of the front end face of the transmission gear, a pumping shell is fixedly connected to the inner wall of the rear side of the drum body, movable, the other end of the connecting rod is attached to the left side of the cam, a spring is arranged on the outer wall of the left side of the movable plate, the left end of the spring is fixedly connected with the inner wall of the left side of the pumping shell, a water tank is arranged at the top of the pumping shell, a one-way water outlet valve is arranged at the bottom of the water tank, the water tank is connected with the pumping shell through the one-way water outlet valve, a water inlet pipe is inserted into the outer wall of the left side of the pumping shell, a snake-shaped movable groove is arranged in the middle of the inner wall of the drum body, a cooling pipe is clamped in the snake-shaped movable groove, the water inlet pipe is connected with the cooling pipe through a copper joint, the top and the bottom of the inner wall of the left side of the cooling pipe are both connected with water outlet pipes through copper, brake block inner chamber is provided with the aqua storage tank, aqua storage tank and play water piping connection, just aqua storage tank top and bottom all are provided with the outlet opening that extends to the brake block outer wall, both ends all are provided with the movable groove about the relative one side outer wall of brake block, and two sets of movable inslot joint of homonymy has the pump body about, and the left side terminal surface is provided with the fixed block before the pump body, and the fixed block is provided with about being provided with the movable groove that link up, movable groove and connecting rod sliding connection.
Further, the outer wall all around of the cam is provided with an annular groove, the annular groove is connected with the right end of the connecting rod in a sliding mode, grooves are evenly formed in the outer walls of the top and the bottom of the fan blade, the grooves are irregular, and one end, close to the connecting column, of the grooves is deeper than one end, far away from the connecting column, of the grooves.
Further, the terminal surface is provided with the air vent that link up around, just before the driven gear, the diameter of flabellum is two-thirds of driven gear diameter, the flabellum is arc and the flabellum passes through the joint mode and is connected with the spliced pole.
Further, inlet tube and outlet pipe are the hard tube, the cooling tube is snakelike hose, just inlet tube and outlet pipe all pass through the joint mode with the drum body and are connected.
Further, the inner annular gear ring and the annular movable groove are connected through a connecting piece, mounting grooves are evenly formed in the connecting portion of the inner annular gear ring and the annular movable groove, and the mounting grooves are connected with balls through the rotating connecting piece.
Compared with the prior art, the invention has the beneficial effects that: when the vehicle runs, the wheels drive the inner annular gear ring to rotate together, the inner annular gear ring drives the driven gear and the transmission gear to rotate, the transmission gear rotates to drive the cam to rotate, the cam rotates to the left side to push the connecting rod leftwards, the connecting rod moves leftwards to drive the movable plate to move leftwards in the water pumping shell, the water tank is connected with the water pumping shell through the connecting pipe provided with the one-way valve, so that water in the water pumping shell is pushed into the water inlet pipe, the cooling pipe, the water outlet pipe and the water storage tank when the movable plate moves leftwards, the spring is compressed at the moment, when the cam leaves the left side, the spring resets to drive the movable plate to move rightwards, the water in the water tank is pumped into the water pumping shell when the movable plate moves rightwards, and the water in the water storage tank is sprayed to the inner cavity of the drum body and the, and driven gear drives spliced pole and flabellum rotatory, and the flabellum is rotatory to accelerate the speed of air flow drum body inner chamber, dispels the heat to brake block and friction disc, avoids the high temperature between brake block and the friction disc to cause the brake failure, and flabellum and recess spout the aqua storage tank evenly to get rid of to drum body inner wall to the water of drum body inner chamber, cools down to drum body inner wall, avoids the drum body to be heated the inflation, has improved radiating efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection between the transmission gear and the rotating rod according to the present invention.
In the figure: 1. a drum body; 2. an inner annular gear ring; 3. a driven gear; 4. connecting columns; 5. a fan blade; 6. a transmission gear; 7. a cam; 8. a connecting rod; 9. a water pumping shell; 10. a movable plate; 11. a water tank; 12. a water inlet pipe; 13. a cooling tube; 14. a water outlet pipe; 15. heat dissipation fins; 16. a friction plate; 17. a brake pad; 18. a water storage tank; 19. a pump body; 20. a spring; 21. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a drum brake with a rapid cooling and heat dissipation function comprises a drum body 1, wherein an annular movable groove which is communicated from front to back is formed in the outer wall of the front side of the drum body 1, an inner annular gear ring 2 is connected in the annular movable groove in a sliding manner, the rear end face of the inner annular gear ring 2 is connected with a wheel, a driven gear 3 is meshed on the right side of the inner wall of the inner annular gear ring 2, a connecting post 4 is arranged on the rear end face of the driven gear 3, the rear end of the connecting post 4 is connected with the inner wall of the rear side of the drum body 1 through a bearing, fan blades 5 are arranged on the outer wall of the connecting post 4, a transmission gear 6 is meshed on the left side of the driven gear 3, a cam 7 is arranged on the left side of the front end face of the transmission gear 6, a water pumping shell 9 is fixedly connected to the inner wall of the rear side of, the other end of the connecting rod 8 is attached to the left side of the cam 7, a spring 20 is arranged on the outer wall of the left side of the movable plate 10, the left end of the spring 20 is fixedly connected with the inner wall of the left side of the pumping shell 9, a water tank 11 is arranged at the top of the pumping shell 9, a one-way water outlet valve is arranged at the bottom of the water tank 11, the water tank 11 is connected with the pumping shell 9 through the one-way water outlet valve, a water inlet pipe 12 is inserted into the outer wall of the left side of the pumping shell 9, a snake-shaped movable groove is arranged in the middle of the inner wall of the drum body 1, a cooling pipe 13 is clamped in the snake-shaped movable groove, the water inlet pipe 12 is connected with the cooling pipe 13 through a copper joint, the top and the bottom of the inner wall of the cooling pipe 13 are both connected with water outlet pipes 14 through, brake block 17 inner chamber is provided with aqua storage tank 18, aqua storage tank 18 is connected with outlet pipe 14, and 18 tops of aqua storage tank and bottom all are provided with the outlet opening that extends to brake block 17 outer wall, both ends all are provided with the movable groove about the relative one side outer wall of brake block 17, and the joint has pump body 19 in two sets of movable grooves of homonymy from top to bottom, and the terminal surface is provided with the fixed block before the pump body 19 of left side, and the fixed block is provided with controls the movable groove that link up, movable groove and 8 sliding connection of connecting rod.
As shown in fig. 1 and 2, the outer wall of the periphery of the cam 7 is provided with an annular groove, the annular groove is connected with the right end of the connecting rod 8 in a sliding manner, the outer walls of the top and the bottom of the fan blade 5 are uniformly provided with grooves 21, the grooves 21 are irregular, one end of the grooves close to the connecting rod 4 is deeper than the end far away from the connecting rod 4, when the vehicle runs, the wheels drive the inner annular gear ring 2 to rotate together, the inner annular gear ring 2 drives the driven gear 3 and the transmission gear 6 to rotate, the transmission gear 6 rotates to drive the cam 7 to rotate, the connecting rod 8 is pushed leftwards when the cam 7 rotates to the left side, the connecting rod 8 moves leftwards to drive the movable plate 10 to move leftwards in the pumping shell 9, and as the water tank 11 is connected with the pumping shell 9 through the connecting pipe provided with the check valve, the water, the spring 20 is compressed at this time, when the cam 7 leaves the left side, the spring 20 is reset to drive the movable plate 10 to move rightwards, since the water inlet pipe 12 is provided with the check valve, the water in the water tank 11 is drawn into the pumping housing 9 when the movable plate 10 moves rightward, and the water in the water storage tank 18 is sprayed to the inner cavity of the drum body 1 and the contact part of the friction plate 16 and the brake plate 17 through the drainage hole, the friction plate 16, the brake block 17 and the inner cavity of the drum body 1 are cooled, the driven gear 3 drives the connecting column 4 and the fan blades 5 to rotate, the fan blades 5 rotate to accelerate the speed of air flowing through the inner cavity of the drum body 1, the heat dissipation is carried out on the brake pad 17 and the friction plate 16, the brake failure caused by the overhigh temperature between the brake pad 17 and the friction plate 16 is avoided, the fan blades 5 uniformly throw the water sprayed to the inner cavity of the drum body 1 from the water storage tank 18 to the inner wall of the drum body 1 through the grooves 21, so that the inner wall of the drum body 1 is cooled, and the drum body 1 is prevented from being heated and expanded;
as shown in fig. 1, the front end face of the driven gear 3 is provided with a through air hole, and the diameter of the fan blade 5 is two thirds of the diameter of the driven gear 3, so that the circulation speed of air flowing through the inner cavity of the drum body 1 is increased, the heat dissipation effect of the fan blade 5 is improved, the fan blade 5 is arc-shaped, and the fan blade 5 is connected with the connecting column 4 in a clamping manner, so that the damaged fan blade 5 can be conveniently replaced;
as shown in fig. 1, the water inlet pipe 12 and the water outlet pipe 14 are hard pipes, the cooling pipe 13 is a serpentine hose, the contact area between the cooling pipe 13 and the drum body 1 is increased, so that the low-temperature water in the cooling pipe 13 can fully absorb the heat generated by the drum body 1, and the water inlet pipe 12 and the water outlet pipe 14 are connected with the drum body 1 in a clamping manner, so that the situation that the connection part is loosened due to the shaking of the water inlet pipe 12 and the water outlet pipe 14 when the vehicle travels is avoided;
as shown in fig. 1, the connection part of the inner annular gear ring 2 and the annular movable groove is uniformly provided with a mounting groove, the mounting groove is connected with a ball through a rotary connecting piece, the inner wall of the rear side of the drum body 1 is uniformly provided with a vent, and the smoothness of the movement between the inner annular gear ring 2 and the drum body 1 is improved.
Example (b): when a vehicle runs, the wheel drives the inner annular gear ring 2 to rotate together, the inner annular gear ring 2 drives the driven gear 3 and the transmission gear 6 to rotate, the transmission gear 6 rotates to drive the cam 7 to rotate, the cam 7 rotates to the left side to push the connecting rod 8 leftwards, the connecting rod 8 moves leftwards to drive the movable plate 10 to move leftwards in the pumping shell 9, the water in the pumping shell 9 is pushed into the water inlet pipe 12, the cooling pipe 13, the water outlet pipe 14 and the water storage tank 18 when the movable plate 10 moves leftwards due to the connection of the water tank 11 and the pumping shell 9 through the connecting pipe provided with the one-way valve, the spring 20 is compressed at the moment, when the cam 7 leaves the left side, the spring 20 is reset to drive the movable plate 10 to move rightwards, the water in the water tank 11 is pumped into the pumping shell 9 when the movable plate 10 moves rightwards due to the arrangement of the one-way valve in the water inlet pipe 12, and, the inner cavities of the friction plates 16, the brake pads 17 and the drum body 1 are cooled, the driven gear 3 drives the connecting column 4 and the fan blades 5 to rotate, the fan blades 5 rotate to accelerate the speed of air flowing through the inner cavity of the drum body 1, the brake pads 17 and the friction plates 16 are cooled, the fan blades 5 and the grooves 21 are matched to uniformly throw water, which is sprayed to the inner cavity of the drum body 1 from the water storage tank 18, to the inner wall of the drum body 1, and the inner wall of the drum body 1 is cooled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a drum brake with rapid cooling heat dissipation function, includes drum body (1), its characterized in that: the drum is characterized in that the outer wall of the front side of the drum body (1) is provided with a front annular movable groove and a rear annular movable groove which are communicated with each other, an inner annular gear ring (2) is connected with wheels in the annular movable groove in a sliding manner, the rear end face of the inner annular gear ring (2) is connected with the wheels, a driven gear (3) is meshed with the right side of the inner wall of the inner annular gear ring (2), a connecting column (4) is arranged on the rear end face of the driven gear (3), the rear end of the connecting column (4) is connected with the inner wall of the rear side of the drum body (1) through a bearing, fan blades (5) are arranged on the outer wall of the connecting column (4), a transmission gear (6) is meshed with the left side of the driven gear (3), a cam (7) is arranged on the left side of the front end face of the transmission gear (6), a water pumping shell, the front end face of the movable plate (10) penetrates through the front end face of the water pumping shell (9) and is hinged with a connecting rod (8), the other end of the connecting rod (8) is attached to the left side of the cam (7), a spring (20) is arranged on the outer wall of the left side of the movable plate (10), the left end of the spring (20) is fixedly connected with the inner wall of the left side of the water pumping shell (9), a water tank (11) is arranged at the top of the water pumping shell (9), a one-way water outlet valve is arranged at the bottom of the water tank (11), the water tank (11) is connected with the water pumping shell (9) through the one-way water outlet valve, a water inlet pipe (12) is inserted into the outer wall of the left side of the water pumping shell (9), a snake-shaped movable groove is arranged in the middle of the inner wall of the drum body (1), a cooling pipe (13) is clamped in the snake-shaped movable groove, the water, the top and the bottom of the inner wall of the drum body (1) are symmetrically provided with heat dissipation fins (15), one end of each heat dissipation fin (15) far away from the inner wall of the drum body (1) is provided with a friction plate (16), a brake pad (17) is arranged on one side of the friction plate (16) far away from the heat dissipation fins (15), the inner cavity of the brake block (17) is provided with a water storage tank (18), the water storage tank (18) is connected with a water outlet pipe (14), and the top and the bottom of the water storage tank (18) are both provided with water drainage holes extending to the outer wall of the brake pad (17), both ends all are provided with the activity groove about the relative one side outer wall of brake block (17), and two sets of activity inslot joint of homonymy have the pump body (19) about, the left side the terminal surface is provided with the fixed block before the pump body (19), and the fixed block is provided with controls the activity groove that link up, activity groove and connecting rod (8) sliding connection.
2. The drum brake with the rapid cooling and heat dissipation function of claim 1, wherein: cam (7) outer wall all around is provided with the annular groove, and annular groove and connecting rod (8) right-hand member sliding connection, flabellum (5) top and bottom outer wall evenly are provided with recess (21), recess (21) are irregular shape, and its one end that is close to spliced pole (4) is than the one end of keeping away from spliced pole (4) dark.
3. The drum brake with the rapid cooling and heat dissipation function of claim 1, wherein: terminal surface is provided with the air vent that link up around just before driven gear (3), just the diameter of flabellum (5) is two-thirds of driven gear (3) diameter, flabellum (5) are arc and flabellum (5) are connected with spliced pole (4) through the joint mode.
4. The drum brake with the rapid cooling and heat dissipation function of claim 1, wherein: inlet tube (12) and outlet pipe (14) are the hard tube, cooling tube (13) are snakelike hose, just inlet tube (12) and outlet pipe (14) all are connected through the joint mode with drum body (1).
5. The drum brake with the rapid cooling and heat dissipation function of claim 1, wherein: the inner annular gear ring (2) and the annular movable groove are connected with each other through a connecting piece, and mounting grooves are evenly formed in the connecting portion of the inner annular gear ring and the annular movable groove and are connected with balls through rotating connecting pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466142.XA CN112013058A (en) | 2019-05-31 | 2019-05-31 | Drum brake with rapid cooling and heat dissipation functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466142.XA CN112013058A (en) | 2019-05-31 | 2019-05-31 | Drum brake with rapid cooling and heat dissipation functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112013058A true CN112013058A (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910466142.XA Pending CN112013058A (en) | 2019-05-31 | 2019-05-31 | Drum brake with rapid cooling and heat dissipation functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112013058A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115182946A (en) * | 2022-08-18 | 2022-10-14 | 玉环创裕机械有限公司 | Brake caliper with hand brake for automobile |
| CN115323564A (en) * | 2022-07-26 | 2022-11-11 | 桐昆集团浙江恒盛化纤有限公司 | Processing technology and processing equipment for soft and soft velvet yarn |
-
2019
- 2019-05-31 CN CN201910466142.XA patent/CN112013058A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115323564A (en) * | 2022-07-26 | 2022-11-11 | 桐昆集团浙江恒盛化纤有限公司 | Processing technology and processing equipment for soft and soft velvet yarn |
| CN115323564B (en) * | 2022-07-26 | 2024-05-17 | 桐昆集团浙江恒盛化纤有限公司 | Processing technology and processing equipment for soft velvet yarn |
| CN115182946A (en) * | 2022-08-18 | 2022-10-14 | 玉环创裕机械有限公司 | Brake caliper with hand brake for automobile |
| CN115182946B (en) * | 2022-08-18 | 2023-12-08 | 玉环创裕机械有限公司 | Brake caliper with hand brake for automobile |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201201 |
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| WD01 | Invention patent application deemed withdrawn after publication |