CN106801710A - A kind of mine car brake - Google Patents
A kind of mine car brake Download PDFInfo
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- CN106801710A CN106801710A CN201510838311.XA CN201510838311A CN106801710A CN 106801710 A CN106801710 A CN 106801710A CN 201510838311 A CN201510838311 A CN 201510838311A CN 106801710 A CN106801710 A CN 106801710A
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- brake
- mine car
- radiation shell
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- shoe
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Abstract
The invention discloses a kind of mine car brake, the mine car brake includes：Brake-shoe, friction plate, brake drum, the friction plate is on brake-shoe, the friction plate is with brake-shoe outside brake drum, it is characterized in that, inside radiation shell, the radiation shell body is provided with air inlet pipe and blast pipe, and temperature sensor is provided with the radiation shell for the brake-shoe, friction plate and brake drum, temperature signal is transmitted to ECU by the temperature sensor, and ECU can automatically control the turnover of cryogenic gas and then cause brake cooling.For the deficiency that above-mentioned mine car brake is present, the purpose of technology of the invention is to provide a kind of mine car brake for being placed in outside brake drum, being provided with aeration radiation system with radiation shell, brake-shoe, this brake has when long, braking successor so has preferable braking effect over long distances, to the function of the rapid discharge of heat after braking.
Description
Technical field
The present invention relates to mine car brake field, particularly a kind of mine car brake.
Background technology
In various vehicles, brake has makes vehicle to brake application（Or movable machinery）Slow down, stop or keep the function such as halted state, the reliability of brake is most important to the safety driven a vehicle, factor is all the critical performance parameters of brake etc. the brake reaction time of reliability, brake, the braking distance of brake including brake.
Vehicle brake is generally divided into drum brake and disk brake, and in mine car field, what usual brake was used is all drum brake, and drum brake has the advantages that low cost, the smaller, braking ability that takes up space is outstanding, safeguard simple.Mine car is generally road conditions are poor, bending, travel on the road that ramp is long, the gradient is steep, brake can be often used in the process of moving, and the weight of mine car is big, at the same speed, inertia that mine car has is big, therefore reliability to brake has requirement very high with the braking effect of brake.It is individual in many traffic accidents, transfer loader, is all brake fade the reason for particularly mine car occurs accident, so as to cause driver injured or even death accident, some accidents also result in the accident that mine car knocks other vehicles, pedestrian or building, so as to expand the injured crowd of accident.And be all mostly the temperature overheating due to brake the reason for cause drum brake to fail, because traditional drum brake is all closed, the heat that will can not be produced after braking well is discharged, the braking effect of drum brake can produce the phenomenon of serious decline because of braking effect, the brake rim of traditional drum brakes diameter after being heated can increase, and cause the stroke for stepping on brake pedal to increase, it is also easy to brake reaction situation not as expected.
The content of the invention
For the deficiency that above-mentioned mine car brake is present, the purpose of technology of the invention is to provide a kind of mine car brake for being placed in outside brake drum, being provided with aeration radiation system with radiation shell, brake-shoe, this brake has when long, braking successor so has preferable braking effect over long distances, to the function of the rapid discharge of heat after braking.
The present invention is achieved through the following technical solutions：
A kind of mine car brake, the mine car brake includes：Brake-shoe, friction plate, brake drum, on brake-shoe, with brake-shoe outside brake drum, inside radiation shell, the radiation shell body is provided with air inlet pipe and blast pipe to the friction plate to the friction plate for the brake-shoe, friction plate and brake drum.
Due to said structure, because mine car volume is big, space is big, therefore it is located at outside brake drum by by friction plate and brake-shoe, and by the brake-shoe, friction plate and brake drum inside radiation shell, so that the heat-dissipating space on friction plate and brake drum expands, cause simultaneously more convenient when brake-shoe, friction plate is installed, due to being provided with air inlet pipe and blast pipe on radiation shell, by described air inlet pipe and blast pipe, the heat that will quickly, effectively can be produced when braking is discharged, and the good of braking effect is ensured with this.
A kind of mine car brake, the radiation shell is cylindric, and two fixed support columns are provided with inside radiation shell, and the radiation shell inwall is provided with two wheel cylinders and two return springs, fin is provided with the wall of the radiation shell, the material of the radiation shell is copper or aluminium.
Due to said structure, cylindric being easily installed is set to by by radiation shell, the fixed bearing post being provided with radiation shell, for installing brake-shoe, two wheel cylinders being provided with radiation shell are for two brake-shoes applying brake force, so that brake-shoe presses brake drum and produces frictional force to reach the purpose of braking, and two return springs are to retract two brake-shoes when non-brake, brake-shoe is avoided to be contacted with brake drum, the fin being provided with radiation shell, the heat-sinking capability of radiation shell can be increased, radiation shell can improve heat-sinking capability using copper material, radiation shell not only has good heat-sinking capability using aluminium, the characteristics of also there is light weight.
A kind of mine car brake, the quantity of the brake-shoe is 2, described two brake-shoes in the radiation shell centered on be arranged symmetrically, described brake-shoe one end is fixed on support column, and the other end is connected with wheel cylinder and return spring.
Due to said structure, it is centrosymmetrically arranged by by two brake-shoes so that in braking, two brake-shoes can be balanced to the thrust of brake drum.
A kind of mine car brake, the air inlet pipe is connected with the compressed air line of mine car, and the air inlet pipe is provided with intake valve and pressure reducer, and the internal diameter of the air inlet pipe is 5~30mm, the material of the air inlet pipe is rubber or metal material, and the intake valve is provided with electric control gear a.
Due to said structure, air inlet pipe is connected with compressed air line, the wind regime of cooler is solved the problems, such as very well, also cleaned very much from the air of compressed air line discharge, the chip discharge that the friction of friction plate and brake drum can also be produced, the pressure reducer being provided with, can be by the high pressure air reducing in compressed air line, blast as suitable heat extraction, intake valve can control the connection situation of air inlet pipe and right compression conduit, control air enters radiation shell, the size of air inlet pipe should be determined with heat exhaust, usually 5~30mm, air inlet pipe can be rubber tube, rubber tube is solid, it is lightweight, with elasticity, the material of air inlet pipe is alternatively metal tube, metal tube is very durable, electric control gear a acceptable signals and air inlet valve it is opening/closing.
A kind of mine car brake, the internal diameter of the blast pipe is 20~60mm, and the material of the blast pipe is rubber or metal material, and the outlet of the blast pipe is provided with silencer, and the blast pipe is provided with air bleeding valve, and the air bleeding valve is provided with electric control gear b.
Due to said structure, the internal diameter of blast pipe is set to 20~60mm, preferably connects air bleeding valve and silencer, and air bleeding valve also has the effect of isolation external dust, electric control gear b acceptable signals and air inlet valve it is opening/closing, the silencer being provided with can reduce to the noise in brake temperature-fall period.
A kind of mine car brake, the fin in the radiation shell is arranged symmetrically, and perpendicular to radiation shell, the fin shape is waveform to the fin, and the height of the fin is 30~80mm, and the thickness of the fin is 2~5mm.
Due to said structure, fin is set to be arranged symmetrically and it is waveform, enable that fin radiates to a greater extent, fin outside radiation shell is set in only the horizontal direction, windage is reduced, the height of fin can not influence other part time jobs, and its thickness is tried one's best when intensity is met, it is slightly thin and quantity is more, by increasing capacitance it is possible to increase the heat-sinking capability of radiation shell.
A kind of mine car brake, is provided with temperature sensor in the radiation shell, the temperature sensor is connected with signal processing module a, and the signal processing module a is connected with wireless launcher a；ECU is provided with the mine car, the ECU is connected with wireless receiver a and wireless launcher b, the electric control gear a, electric control gear b are provided with wireless receiver b, and the wireless receiver b is connected with signal processing module b, and the signal processing module b is connected with intake valve, air bleeding valve；
The real time temperature that the temperature sensor is measured is t, and the temperature signal that the temperature sensor will be measured sends signal processing module a to, and the temperature signal after treatment is transmitted to wireless launcher a by the signal processing module；Temperature signal is sent to wireless receiver a, the wireless receiver a and temperature signal is transmitted into ECU, the temperature signal data that the ECU treatment is received, the ECU processing modes by the wireless launcher a：Because the temperature of braking effect that brake usually can be good is less than 350 DEG C, if t >=270 DEG C when, ECU sends and opens intake valve, air bleeding valve signal instruction and transmits a signal to wireless launcher b, if during 270 DEG C of t ＜, temperature is normal；
If during t >=270 DEG C, the ECU sends to wireless launcher b and opens intake valve, the signal command of air bleeding valve, the signal command that ECU sends is sent to wireless receiver b by the wireless launcher b, after the wireless receiver b receives the signal command that ECU sends, signal command is sent to signal processing module b, the signal processing module b is sent to electric control gear a after signal command is changed, electric control gear b, the electric control gear a, electric control gear b performs Command Task after receiving signal command, open intake valve, air bleeding valve, after the intake valve is opened with air bleeding valve, compressed air in mine car enters in radiation shell and is discharged from blast pipe, the compressed air takes away the heat in radiation shell；When t≤130 DEG C, the ECU sends the signal command for closing intake valve and air bleeding valve, by above-mentioned identical control process, the intake valve and exhaust valve closure.
The beneficial effects of the invention are as follows:
1st, outside brake drum, brake-shoe, friction plate and brake drum are located inside radiation shell so that have greater room when brake-shoe, friction plate and brake drum is installed by by brake-shoe and friction plate；
2nd, by being provided with fin inside radiation shell, air inlet pipe and blast pipe are provided with radiation shell so that brake can will brake rapidly the heat discharge for producing, and keep the continuation of good braking effect, increase the reliability of brake；
3rd, by being respectively equipped with intake valve, air bleeding valve in air inlet pipe and blast pipe, it is connected with wireless receiver with ECU by the wireless launcher that will be provided with, temperature sensor is provided with radiation shell, so that when brake temperature is raised, ECU can rapidly judge that brake needs radiating, temperature that can be in control brake.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Marked in figure：1 is brake-shoe, 2 is friction plate, 3 is brake drum, 4 is radiation shell, 5 is return spring, 6 is air inlet pipe, 7 is intake valve, 8 is air bleeding valve, 9 is blast pipe, 10 is support column, 11 is wheel cylinder, 12 is fin.
Specific embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
A kind of mine car brake as shown in Figure 1, including brake-shoe 1, friction plate 2, brake drum 3, radiation shell 4, return spring 5, air inlet pipe 6, intake valve 7, air bleeding valve 8, blast pipe 9, support column 10, wheel cylinder 11, fin 12, the mine car brake includes：Brake-shoe 1, friction plate 2, brake drum 3, the friction plate 2 is on brake-shoe 1, with brake-shoe 1 outside brake drum 3, with brake drum 3 inside radiation shell 4, the body of the radiation shell 4 is provided with air inlet pipe 6 and blast pipe 9 to the friction plate 2 for the brake-shoe 1, friction plate 2；The quantity of the brake-shoe 1 is 2, and described two brake-shoes 1 are arranged symmetrically centered on radiation shell 4 is interior, and the one end of the brake-shoe 1 is fixed on support column 10, and the other end is connected with wheel cylinder 11 and return spring 5；The air inlet pipe 6 is connected with the compressed air line of mine car, and the air inlet pipe 6 is provided with intake valve 7 and pressure reducer, and the internal diameter of the air inlet pipe 6 is 20mm, and the material of the air inlet pipe 6 is rubber, and the intake valve 7 is provided with electric control gear a；The internal diameter of the blast pipe 9 is 30mm, and the material of the blast pipe 9 is quality of rubber materials, and the outlet of the blast pipe 9 is provided with silencer, and the blast pipe 9 is provided with air bleeding valve 8, and the air bleeding valve 8 is provided with electric control gear b；Fin 12 in the radiation shell 4 is arranged symmetrically, and perpendicular to radiation shell 4, the fin 12 is shaped as waveform to the fin 12, and the height of the fin 12 is 40mm, and the thickness of the fin 12 is 3mm；
Temperature sensor is provided with the radiation shell 4, the temperature sensor is connected with signal processing module a, and the signal processing module a is connected with wireless launcher a；ECU is provided with the mine car, the ECU is connected with wireless receiver a and wireless launcher b, the electric control gear a, electric control gear b are provided with wireless receiver b, and the wireless receiver b is connected with signal processing module b, and the signal processing module b is connected with intake valve 7, air bleeding valve 8；The real time temperature that the temperature sensor is measured is t, and the temperature signal that the temperature sensor will be measured sends signal processing module a to, and the temperature signal after treatment is transmitted to wireless launcher a by the signal processing module；Temperature signal is sent to wireless receiver a, the wireless receiver a and temperature signal is transmitted into ECU, the temperature signal data that the ECU treatment is received, the ECU processing modes by the wireless launcher a：If during t >=270 DEG C, ECU sends unlatching intake valve 7, the signal instruction of air bleeding valve 8 and transmits a signal to wireless launcher b, if during 270 DEG C of t ＜, temperature is normal；
If during t >=270 DEG C, the ECU sends to wireless launcher b and opens intake valve 7, the signal command of air bleeding valve 8, the signal command that ECU sends is sent to wireless receiver b by the wireless launcher b, after the wireless receiver b receives the signal command that ECU sends, signal command is sent to signal processing module b, the signal processing module b is sent to electric control gear a after signal command is changed, electric control gear b, the electric control gear a, electric control gear b performs Command Task after receiving signal command, open intake valve 7, air bleeding valve 8, after the intake valve 7 is opened with air bleeding valve 8, compressed air in mine car enters in radiation shell 4 and is discharged from blast pipe 9, the compressed air takes away the heat in radiation shell 4；When t≤130 DEG C, the ECU sends the signal command for closing intake valve 7 and air bleeding valve 8, and by above-mentioned identical control process, the intake valve 7 is closed with air bleeding valve 8.
The action process of mine car brake of the invention is：
1st, mine car driver brake pedal when mine car needs to slow down, so that braking fluid flows into wheel cylinder 11, piston in wheel cylinder 11 promotes brake-shoe 1 to be rotated around support column 10, so that friction plate 2 presses brake drum 3 and producing friction and forming braking, loosened the brake in driver, braking fluid backflow, so that the piston in wheel cylinder 11 is retracted, in the presence of return spring, brake-shoe 1 is turned round around support column 10, gap is produced between friction plate 2 and brake drum 3 so that brake is in non-brake state；
2nd, after the braking of long period, drum brake can produce substantial amounts of heat, in order that obtaining the braking effect that brake keeps good, brake be radiated in the following manner：Measured temperature signal is transmitted to by ECU by the temperature sensor in radiation shell 4, ECU is by judging at temperature t >=270 DEG C, open intake valve 7 and air bleeding valve 8, so that the cryogenic gas of cleaning enters from air inlet pipe 6 discharge and take away from blast pipe 9 high temperature that braking is produced, so that the temperature of whole brake is maintained in allowed band, during high temperature is discharged, will also brake the impurity such as the chip of generation and together discharge；When t≤130 DEG C, the ECU sends the signal command for closing intake valve 7 and air bleeding valve 8, so that intake valve 7 is closed with air bleeding valve 8, when temperature t >=270 DEG C of the brake in braking procedure, intake valve 7 is opened from new, and then the down cycles to brake, the braking for keeping brake good are formed, and the silencer being provided with can reduce to the noise in brake temperature-fall period.
Claims (8)
1. a kind of mine car brake, the mine car brake includes：Brake-shoe（1）, friction plate（2）, brake drum（3）, the friction plate（2）Located at brake-shoe（1）On, the friction plate（2）With brake-shoe（1）Located at brake drum（3）It is outside, it is characterised in that the brake-shoe（1）, friction plate（2）With brake drum（3）Located at radiation shell（4）Inside, the radiation shell（4）Body is provided with air inlet pipe（6）With blast pipe（9）.
2. mine car brake according to claim 1, it is characterized in that, the radiation shell（4）It is cylindric, radiation shell（4）Inside is provided with two fixed support columns（10）, the radiation shell（4）Inwall is provided with two wheel cylinders（11）And two return springs（5）, the radiation shell（4）Wall in wall outside be all provided with fin（12）, the radiation shell（4）Material be copper or aluminium.
3. mine car brake according to claim 1, it is characterized in that, the brake-shoe（1）Quantity be 2, described two brake-shoes（1）In radiation shell（4）It is arranged symmetrically centered on interior, the brake-shoe（1）Support column is fixed in one end（10）On, the other end and wheel cylinder（11）And return spring（5）It is connected.
4. mine car brake according to claim 1, it is characterized in that, the air inlet pipe（6）It is connected with the compressed air line of mine car, the air inlet pipe（6）It is provided with intake valve（7）And pressure reducer, the air inlet pipe（6）Internal diameter be 5~30mm, the air inlet pipe（6）Material be rubber or metal material, the intake valve（7）It is provided with electric control gear a.
5. mine car brake according to claim 1, it is characterized in that, the blast pipe（9）Internal diameter be 20~60mm, the blast pipe（9）Material be rubber or metal material, the blast pipe（9）Outlet be provided with silencer, the blast pipe（9）It is provided with air bleeding valve（8）, the air bleeding valve（8）It is provided with electric control gear b.
6. mine car brake according to claim 2, it is characterized in that, the radiation shell（4）Interior fin（12）It is arranged symmetrically, the fin（12）Perpendicular to radiation shell（4）, the fin（12）Be shaped as waveform, the fin（12）Height be 30~80mm, the fin（12）Thickness be 2~5mm.
7. the mine car brake according to claim 1-6, it is characterized in that, the radiation shell（4）Temperature sensor is inside provided with, the temperature sensor is connected with signal processing module a, the signal processing module a is connected with wireless launcher a；It is provided with ECU in the mine car, the ECU is connected with wireless receiver a and wireless launcher b, the electric control gear a, electric control gear b are provided with wireless receiver b, the wireless receiver b is connected with signal processing module b, the signal processing module b and intake valve（7）, air bleeding valve（8）It is connected.
8. the mine car brake according to claim 1-7, it is characterized in that, the real time temperature that the temperature sensor is measured is t, and the temperature signal that the temperature sensor will be measured sends signal processing module a to, and the temperature signal after treatment is transmitted to wireless launcher a by the signal processing module；Temperature signal is sent to wireless receiver a, the wireless receiver a and temperature signal is transmitted into ECU, the temperature signal data that the ECU treatment is received, the ECU processing modes by the wireless launcher a：If during t >=270 DEG C, ECU sends unlatching intake valve（7）, air bleeding valve（8）Signal instruction simultaneously transmits a signal to wireless launcher b, if during 270 DEG C of t ＜, temperature is normal；
If during t >=270 DEG C, the ECU sends to wireless launcher b and opens intake valve（7）, air bleeding valve（8）Signal command, the signal command that ECU sends is sent to wireless receiver b by the wireless launcher b, after the wireless receiver b receives the signal command that ECU sends, signal command is sent to signal processing module b, the signal processing module b is sent to electric control gear a, electric control gear b after signal command is changed, the electric control gear a, electric control gear b perform Command Task after receiving signal command, open intake valve（7）, air bleeding valve（8）, the intake valve（7）With air bleeding valve（8）After opening, the compressed air in mine car enters radiation shell（4）It is interior and from blast pipe（9）Discharge, the compressed air takes away radiation shell（4）Interior heat；When t≤130 DEG C, the ECU sends closing intake valve（7）With air bleeding valve（8）Signal command, by above-mentioned identical control process, the intake valve（7）With air bleeding valve（8）Close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838311.XA CN106801710A (en) | 2015-11-26 | 2015-11-26 | A kind of mine car brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510838311.XA CN106801710A (en) | 2015-11-26 | 2015-11-26 | A kind of mine car brake |
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| Publication Number | Publication Date |
|---|---|
| CN106801710A true CN106801710A (en) | 2017-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510838311.XA Pending CN106801710A (en) | 2015-11-26 | 2015-11-26 | A kind of mine car brake |
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| Country | Link |
|---|---|
| CN (1) | CN106801710A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977363A (en) * | 2021-02-06 | 2021-06-18 | 安徽工程大学 | Lightweight car speed limit heat abstractor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB360578A (en) * | 1930-09-23 | 1931-11-12 | Frederick Henry Royce | An improved externally contracting brake |
| CN2804486Y (en) * | 2005-05-30 | 2006-08-09 | 江仁成 | Controlling radiator of self auto braking drum |
| CN102141099A (en) * | 2011-03-16 | 2011-08-03 | 湖南运达机械制造有限公司 | Self-regulating clearance hydraulic drum-type rear brake with temperature compensation function |
| CN205423636U (en) * | 2015-11-26 | 2016-08-03 | 成都九十度工业产品设计有限公司 | Tramcar brake |
-
2015
- 2015-11-26 CN CN201510838311.XA patent/CN106801710A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB360578A (en) * | 1930-09-23 | 1931-11-12 | Frederick Henry Royce | An improved externally contracting brake |
| CN2804486Y (en) * | 2005-05-30 | 2006-08-09 | 江仁成 | Controlling radiator of self auto braking drum |
| CN102141099A (en) * | 2011-03-16 | 2011-08-03 | 湖南运达机械制造有限公司 | Self-regulating clearance hydraulic drum-type rear brake with temperature compensation function |
| CN205423636U (en) * | 2015-11-26 | 2016-08-03 | 成都九十度工业产品设计有限公司 | Tramcar brake |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977363A (en) * | 2021-02-06 | 2021-06-18 | 安徽工程大学 | Lightweight car speed limit heat abstractor |
| CN112977363B (en) * | 2021-02-06 | 2021-12-24 | 安徽工程大学 | Lightweight car speed limit heat abstractor |
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Application publication date: 20170606 |
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| RJ01 | Rejection of invention patent application after publication |