CN107719392B - Brake type energy absorber with initial buffering function and rubber-tyred vehicle anti-running method - Google Patents
Brake type energy absorber with initial buffering function and rubber-tyred vehicle anti-running method Download PDFInfo
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- CN107719392B CN107719392B CN201711045107.8A CN201711045107A CN107719392B CN 107719392 B CN107719392 B CN 107719392B CN 201711045107 A CN201711045107 A CN 201711045107A CN 107719392 B CN107719392 B CN 107719392B
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 28
- 230000003139 buffering effect Effects 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 230000001133 acceleration Effects 0.000 claims abstract description 5
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 3
- 230000002265 prevention Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D11/00—Mine cars
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/12—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting otherwise than by retarding wheels, e.g. jet action
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/16—Positive railway stops
- B61K7/18—Buffer stops
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Vibration Dampers (AREA)
- Braking Arrangements (AREA)
Abstract
The invention provides a brake type energy absorber with an initial buffering function and a rubber-tyred vehicle running preventing method. According to the invention, the friction resistance is gradually increased through the buffer mechanism and the brake mechanism, so that the buffer effect of gradually increasing the initial vehicle blocking force from small is achieved; when the braking force reaches the design value, the tightening steel wire rope of the buffer mechanism can be broken, and the brake pad can not further tighten the brake drum, so that the friction force is fixed at the design value, and the rubber-tyred vehicle can not cause injury to personnel on the vehicle because of too large braking acceleration.
Description
Technical Field
The invention belongs to the technical field of mining rubber-tyred vehicles, and particularly relates to a brake type energy absorber with an initial buffering function and a rubber-tyred vehicle running preventing method.
Background
Rubber-tyred vehicles are currently used in large numbers in modern large mines. However, in the use process, the phenomenon that the speed of the rubber-tyred vehicle runs out of control and the vehicle runs out of control caused by overspeed running, brake failure, sudden symptoms of a driver or gear failure frequently happens, and once the rubber-tyred vehicle runs out of vehicle, serious personnel injury and property loss are often caused, so that the rubber-tyred vehicle becomes a great hidden trouble of mine safety.
At present, the measures for the car running accident of the trackless rubber-tyred car are mainly solved in two ways:
1. in different sections of the roadway, junked tires are piled up along two sides of the roadway wall, and once a vehicle speed runaway sports accident occurs, a driver continuously adjusts the driving direction to generate friction with the vehicle body and the junked tires, so that the vehicle is slowed down. However, the control mode is related to the conditions of the speed of the vehicle, the driving level of a driver and the like, has strong subjective factors, is easy to turn over, has very unreliable use effect, and has extremely poor hidden danger and interception effect.
2. A section of mountain-climbing blind roadway is arranged at the tail end of the roadway, a large number of stones are paved on the floor of the roadway, an ascending road section is arranged at intervals, and when the rubber-tyred vehicle is in out-of-control emergency such as brake failure, gear failure and the like, a driver drives the vehicle to directly drive into the road section, so that the effects of decelerating and braking are achieved.
However, since similar mountain-climbing blind roadways are limited in number, effective control of the vehicle is not possible once missed. In addition, the number of the roadways which are arranged in roadway construction is small, the distance between the positions of the roadways and the roadways is often long, the speed of the vehicle is continuously increased when the vehicle runs, the vehicle can not enter according to an ideal state, and serious accidents of vehicle destruction and human death are easily caused.
Disclosure of Invention
The invention aims to solve the problems of poor reliability and great potential safety hazard of a deceleration braking method in the prior art.
In order to achieve the above purpose, the technical scheme provided by the invention is as follows:
the brake type energy absorber with the initial buffering function comprises a base bracket, a buffering mechanism, a brake mechanism and a roller assembly, wherein the buffering mechanism is arranged on the base bracket, the roller assembly comprises a roller shaft, two brake drums and rollers, the two brake drums are symmetrically arranged on two sides of the rollers, and the two brake drums and the rollers are respectively arranged on the roller shaft;
the buffer mechanism comprises a fixed bracket, two tightening steel wire ropes and two brake drum tightening mechanisms, wherein the fixed bracket is horizontally arranged, the two tightening steel wire ropes are symmetrically arranged at two ends of the fixed bracket, vertical rods in the vertical direction are fixedly arranged on the lower end surfaces of two sides of the fixed bracket, a bearing seat and a needle roller bearing arranged in an inner hole of the bearing seat are arranged at the lower end of the vertical rods, two ends of the roller shaft are respectively and fixedly connected with one tightening steel wire rope, and the other end of each tightening steel wire rope is respectively connected with one brake drum tightening mechanism;
the brake mechanism comprises a brake pad, a brake pad outer tightening ring and tightening ear plates arranged at two ends of the brake pad outer tightening ring, wherein the brake pad is arranged on a brake drum, and the brake drum tightening mechanism is connected with the tightening ear plates.
The brake drum tightening mechanism comprises a nut rotating mechanism and a brake tightening screw rod, the nut rotating mechanism is hinged with one tightening lug plate, the nut rotating mechanism is provided with internal threads, one end of the brake tightening screw rod is connected with the internal threads, the other end of the brake tightening screw rod is hinged with the other tightening lug plate, and the other end of each tightening wire rope is connected with the nut rotating mechanism.
The nut rotating mechanism comprises a bearing seat assembly, a nut sleeve, a thrust bearing, two bearings, a bearing spacer arranged between the two bearings, a nut and a rope pulley, and the other end of each tightening steel wire rope is connected with the rope pulley;
the bearing seat assembly comprises two lug plates and a bottom plate, the two bearings are arranged in the shaft socket, the bearing seat assembly is hinged with one tensioning lug plate through a shaft pin, the thrust bearing is arranged between the bottom plate of the bearing seat assembly and the nut sleeve, the outer shaft of the nut sleeve penetrates through the thrust bearing, the two bearings, the bearing spacer bush, the nut and the rope pulley respectively, the outer shafts of the rope pulley and the nut sleeve are connected through flat keys, and the rope pulley gland is fixedly arranged on the rope pulley.
The base support comprises base and brake block fixing base, the base is trapezoidal seat, the brake block fixing base is two and locates on the lower bottom surface of base, is located brake mechanism below respectively.
The buffer mechanism further comprises two pulleys, the two pulleys are respectively fixed at two ends of the fixed support, and each tightening steel wire rope is wound on each pulley.
The invention also provides a running prevention method of the rubber-tyred vehicle, which uses the energy absorber with the brake type and the initial buffering function, and comprises the following steps:
step 1), fixing a brake type energy absorber with an initial buffering function on two sides of a inclined roadway ramp respectively, fixing two ends of a steel wire rope on rollers of the two brake type energy absorbers with the initial buffering function respectively, winding 45-50 meters on the rollers respectively, placing the residual rope of the steel wire rope in a rope groove of the inclined roadway and connecting the rope skipping mechanism in the inclined roadway ramp;
step 2) when the rubber-tyred vehicle is out of control and can not be braked, the speed measuring radar detects overspeed of the rubber-tyred vehicle, the control system can control the unhooking system on the rubber-tyred vehicle to unhook, and simultaneously control the action of the rope skipping mechanism, so that the steel wire rope can be quickly lifted out of the ground from the rope groove and is hooked by a hook on the rubber-tyred vehicle, the steel wire rope pulls the roller to rotate under the traction of the rubber-tyred vehicle, the roller drives the roller shaft to rotate, the hooping steel wire rope of the buffer mechanism is wound on the roller shaft, the action of the brake drum hooping mechanism is gradually hooped through the hooping steel wire rope, and therefore friction resistance is gradually increased, and the rubber-tyred vehicle is stopped at a distance of no more than 50 meters.
When the braking force reaches the design value, the tightening steel wire rope of the buffer mechanism can be pulled apart, and the brake pad can stop further tightening the brake drum, so that the friction force of the energy absorber is fixed at the design value, and the braking acceleration is prevented from being too large.
The beneficial effects of the invention are as follows: according to the invention, the friction resistance is gradually increased through the buffer mechanism and the brake mechanism, so that the buffer effect of gradually increasing the initial vehicle blocking force from small is achieved; when the braking force reaches the design value, the tightening steel wire rope of the buffer mechanism can be broken, and the brake pad can not further tighten the brake drum, so that the friction force is fixed at the design value, and the rubber-tyred vehicle can not cause injury to personnel on the vehicle due to too large over-braking acceleration.
Further details will be described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a front view of the assembly of the present invention;
FIG. 2 is a left side view of the assembly of the present invention
FIG. 3 is a sectional view of E-E of FIG. 1;
FIG. 4 is a front view of the brake mechanism;
FIG. 5 is a front view of the roller assembly;
FIG. 6 is a front view of the cushioning mechanism;
FIG. 7 is a top view of the cushioning mechanism;
FIG. 8 is a front view of the nut rotating mechanism;
FIG. 9 is a front view of the base bracket;
fig. 10 is a left side view of the base bracket.
In the figure: 1. a base bracket; 2. a buffer mechanism; 3. a brake mechanism; 4. a roller assembly; 5. a base; 6. a brake pad fixing seat; 7. needle bearings 7; 8. a bearing seat; 9. hooping the steel wire rope; 10. a pulley; 11. a fixed bracket; 12. a nut rotation mechanism; 13. a brake tightens the screw; 14. a shaft pin; 15. a brake pad; 16. the brake pad is externally hooped with a tight ring; 17. tensioning the ear plate; 18. a fixing plate; 19. a drum shaft; 20. a brake drum; 21. a roller; 22. a bearing block assembly; 23. a nut sleeve; 24. a thrust bearing; 25. a bearing; 26. bearing spacer sleeve; 27. a nut 27; 28. a flat key; 29. a rope pulley; 30. and (5) pressing a rope pulley cover.
Description of the embodiments
Examples
The embodiment provides a brake type energy absorber with an initial buffering function as shown in fig. 1, 2 and 3, which comprises a base bracket 1, a buffering mechanism 2, a brake mechanism 3 and a roller assembly 4, wherein the buffering mechanism 2 is arranged on the base bracket 1, the roller assembly 4 comprises a roller shaft 19, two brake drums 20 and a roller 21, the two brake drums 20 are symmetrically arranged on two sides of the roller 21, and the two brake drums 20 and the roller 21 are both arranged on the roller shaft 19;
the buffer mechanism 2 comprises a fixed bracket 11, two tightening steel wire ropes 9 and two brake drum tightening mechanisms symmetrically arranged at two ends of the fixed bracket 11, vertical rods in the vertical direction are fixedly arranged on the lower end surfaces of two sides of the fixed bracket 11, a bearing seat 8 and a needle roller bearing 7 arranged in an inner hole of the bearing seat 8 are arranged at the lower end of each vertical rod, two ends of a drum shaft 19 are respectively and fixedly connected with one tightening steel wire rope 9, and the other end of each tightening steel wire rope 9 is respectively connected with one brake drum tightening mechanism;
the brake mechanism 3 comprises a brake pad 15, a brake pad outer hoop clamping ring 16 and tensioning lug plates 17 arranged at two ends of the brake pad outer hoop clamping ring 16, the brake pad 15 is arranged on a brake drum 20, and the brake drum hooping mechanism is connected with the tensioning lug plates 17. The brake mechanism 3 is shown in fig. 4, and a fixing seat 18 is arranged below the outer hooping ring 16 of the brake pad in the drawing. The roller assembly 4 is shown in fig. 5.
The using process comprises the following steps: step 1), fixing a brake type energy absorber with an initial buffering function on two sides of a inclined roadway ramp respectively, fixing two ends of a 130 m steel wire rope on rollers 21 of the two brake type energy absorbers with the initial buffering function respectively, winding 45-50 m on the rollers 21 respectively, placing the rest rope of the steel wire rope in a rope groove of the inclined roadway and connecting the rest rope with a rope jumping mechanism in the inclined roadway ramp;
step 2) when the rubber-tyred vehicle is out of control and can not be braked, the speed measuring radar detects overspeed of the rubber-tyred vehicle, the control system can control the unhooking system on the rubber-tyred vehicle to unhook, and simultaneously control the action of the rope skipping mechanism, so that the steel wire rope can be quickly lifted out of the ground from the rope groove and is hooked by a hook on the rubber-tyred vehicle, the steel wire rope pulls the roller 21 to rotate under the traction of the rubber-tyred vehicle, the roller 21 drives the roller shaft 19 to rotate, the tightening steel wire rope 9 of the buffer mechanism 2 is wound on the roller shaft 19, the action of the brake drum tightening mechanism is gradually tightened through the tightening steel wire rope 9, and therefore friction resistance is gradually increased, and the rubber-tyred vehicle is stopped at a distance of not more than 50 meters.
Examples
On the basis of embodiment 1, this embodiment provides an energy absorber of initial buffer function of brake formula area, brake drum tightening mechanism includes nut rotary mechanism 12 and brake tensioning screw 13, nut rotary mechanism 12 is articulated with a tensioning otic placode 17, nut rotary mechanism 12 is equipped with the internal thread, the one end and the internal thread connection of brake tensioning screw 13, the other end is articulated with another tensioning otic placode 17, and every tightening wire rope 9 other end is connected with nut rotary mechanism 12.
In this embodiment, the buffer mechanism 2 further includes two pulleys 10, the two pulleys 10 are respectively fixed at two ends of the fixed support 11, and each tightening wire rope 9 is wound on the pulley 10. The buffer mechanism 2 is shown in fig. 6 and 7.
As shown in fig. 8, the nut rotating mechanism 12 comprises a bearing seat assembly 22, a nut sleeve 23, a thrust bearing 24, two bearings 25, a bearing spacer arranged between the two bearings 25, a nut 27 and a rope sheave 29, wherein the other end of each tightening steel wire rope 9 is connected with the rope sheave 29;
the bearing seat assembly 22 comprises two lug plates and a bottom plate, the two bearings 25 are arranged in the shaft socket, the bearing seat assembly 22 is hinged with one tensioning lug plate 17 through the shaft pin 14, the thrust bearing 24 is arranged between the bottom plate of the bearing seat assembly 22 and the nut sleeve 23, the outer shaft of the nut sleeve 23 respectively penetrates through the thrust bearing 24, the two bearings 25, the bearing spacer bush, the nut 27 and the rope pulley 29, the outer shafts of the rope pulley 29 and the nut sleeve 23 are connected through the flat key 28, and the rope pulley gland 30 is fixedly arranged on the rope pulley 29.
As shown in fig. 9 and 10, the base bracket 1 is composed of a base 5 and a brake pad fixing seat 6, the base 5 is a trapezoid seat, and the two brake pad fixing seats 6 are arranged on the lower bottom surface of the base 5 and are respectively located below the brake mechanism 3.
Examples
The embodiment provides a rubber-tyred vehicle running prevention method, which uses the energy absorber with the initial buffering function of the brake type belt of the embodiment, and comprises the following steps:
step 1), fixing a brake type energy absorber with an initial buffering function on two sides of a inclined roadway ramp respectively, fixing two ends of a steel wire rope on rollers 21 of the two brake type energy absorbers with the initial buffering function respectively, winding 45-50 meters on the rollers 21 respectively, placing the rest rope of the steel wire rope in a rope groove of the inclined roadway and connecting the rest rope with a rope skipping mechanism in the inclined roadway ramp;
step 2) when the rubber-tyred vehicle is out of control and can not be braked, the speed measuring radar detects overspeed of the rubber-tyred vehicle, the control system can control the unhooking system on the rubber-tyred vehicle to unhook, and simultaneously control the action of the rope skipping mechanism, so that the steel wire rope can be quickly lifted out of the ground from the rope groove and is hooked by a hook on the rubber-tyred vehicle, the steel wire rope pulls the roller 21 to rotate under the traction of the rubber-tyred vehicle, the roller 21 drives the roller shaft 19 to rotate, the tightening steel wire rope 9 of the buffer mechanism 2 is wound on the roller shaft 19, the action of the brake drum tightening mechanism is gradually tightened through the tightening steel wire rope 9, and therefore friction resistance is gradually increased, and the rubber-tyred vehicle is stopped at a distance of not more than 50 meters.
When the braking force reaches the design value, the tightening steel wire rope 9 of the buffer mechanism 2 is broken, and the brake pad 15 stops tightening the brake drum 20 further, so that the friction force of the energy absorber is fixed at the design value, and the braking acceleration is prevented from being too large.
The tightening steel wire rope 9 of the buffer mechanism 2 is wound on the drum shaft 19 in the process of rotating the drum shaft 19, and the nut rotating mechanism 12 of the buffer mechanism 2 is pulled to rotate, and as the other end of the tightening steel wire rope 9 is connected with the rope pulley 29, the internal thread on the nut sleeve 23 drives the brake tensioning screw 13, and the brake drum 20 is gradually tightened through the brake block 15, so that the friction resistance of the energy absorber is gradually increased, and the buffer effect of gradually increasing the initial blocking force from small is achieved. Under the continuous action of the friction force of the energy absorber, the rubber-tyred vehicle can stop at a distance of not more than 50 meters, thereby playing a role in protecting the safety of underground and in-vehicle personnel.
The portions of the above embodiments that are not specifically described are common general knowledge and known knowledge in the art, and are not described in detail here.
The foregoing examples are merely illustrative of the present invention and are not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (5)
1. The utility model provides an energy absorber of initial buffer function in brake formula area which characterized in that: the novel brake device comprises a base support (1), a buffer mechanism (2), a brake mechanism (3) and a roller assembly (4), wherein the buffer mechanism (2) is arranged on the base support (1), the roller assembly (4) comprises a roller shaft (19), brake drums (20) and rollers (21), the number of the brake drums (20) is two, the two brake drums (20) and the rollers (21) are symmetrically arranged on two sides of the rollers (21), and the two brake drums (20) and the rollers (21) are both arranged on the roller shaft (19);
the buffer mechanism (2) comprises a fixed support (11), two tightening steel wire ropes (9) which are horizontally arranged, and two brake drum tightening mechanisms which are symmetrically arranged at two ends of the fixed support (11), wherein vertical rods in the vertical direction are fixedly arranged on the lower end surfaces of two sides of the fixed support (11), a bearing seat (8) and a needle roller bearing (7) arranged in an inner hole of the bearing seat (8) are arranged at the lower end of each vertical rod, two ends of a roller shaft (19) are respectively and fixedly connected with one tightening steel wire rope (9), and the other end of each tightening steel wire rope (9) is respectively connected with one brake drum tightening mechanism;
the brake mechanism (3) comprises a brake pad (15), a brake pad outer hoop (16) and tensioning ear plates (17) arranged at two ends of the brake pad outer hoop (16), the brake pad (15) is arranged on a brake drum (20), and the brake drum tightening mechanism is connected with the tensioning ear plates (17);
the brake drum tightening mechanism comprises a nut rotating mechanism (12) and a brake tightening screw (13), the nut rotating mechanism (12) is hinged with one tightening lug plate (17), the nut rotating mechanism (12) is provided with internal threads, one end of the brake tightening screw (13) is connected with the internal threads, the other end of the brake tightening screw is hinged with the other tightening lug plate (17), and the other end of each tightening steel wire rope (9) is connected with the nut rotating mechanism (12);
the base support (1) comprises a base (5) and a brake pad fixing seat (6), the base (5) is a trapezoid seat, the two brake pad fixing seats (6) are arranged on the lower bottom surface of the base (5) and are respectively located below the brake mechanism (3).
2. The energy absorber of claim 1, wherein the energy absorber comprises: the nut rotating mechanism (12) comprises a bearing seat assembly (22), a nut sleeve (23), a thrust bearing (24), two bearings (25), a bearing spacer arranged between the two bearings (25), a nut (27) and a rope pulley (29), wherein the other end of each tightening steel wire rope (9) is connected with the rope pulley (29);
the bearing seat assembly (22) comprises two lug plates and a bottom plate, the two bearings (25) are arranged in the shaft socket, the bearing seat assembly (22) is hinged with one tensioning lug plate (17) through the shaft pin (14), the thrust bearing (24) is arranged between the bottom plate of the bearing seat assembly (22) and the nut sleeve (23), the outer shaft of the nut sleeve (23) respectively penetrates through the thrust bearing (24), the two bearings (25), the bearing spacer bush, the nut (27) and the rope pulley (29), and the outer shaft of the rope pulley (29) and the nut sleeve (23) are connected through the flat key (28)
And a rope wheel gland (30) is fixedly arranged on the rope wheel (29).
3. The energy absorber of claim 1, wherein the energy absorber comprises: the buffer mechanism (2) further comprises two pulleys (10), the two pulleys (10) are respectively fixed at two ends of the fixed support (11), and each tightening steel wire rope (9) is wound on the pulley (10).
4. A method for preventing running of a rubber-tyred vehicle, using the energy absorber with an initial buffering function of a brake type belt according to any one of claims 1 to 3, comprising the steps of:
step 1) fixing a brake type energy absorber with an initial buffering function on two sides of a inclined roadway ramp respectively, fixing two ends of a steel wire rope on rollers (21) of the two brake type energy absorbers with the initial buffering function respectively, winding 45-50 meters on the rollers (21) respectively, placing the residual rope of the steel wire rope in a rope groove of the inclined roadway and connecting the rope skipping mechanism in the inclined roadway ramp;
step 2) when the rubber-tyred vehicle is out of control and can not be braked, the speed measuring radar detects overspeed of the rubber-tyred vehicle, the control system can control the unhooking system on the rubber-tyred vehicle to unhook, and simultaneously control the action of the rope skipping mechanism, so that the steel wire rope can be quickly lifted out of the ground from the rope groove and is hooked by a hook on the rubber-tyred vehicle, the steel wire rope pulls the roller (21) to rotate under the traction of the rubber-tyred vehicle, the roller (21) drives the roller shaft (19) to rotate, the tightening steel wire rope (9) of the buffer mechanism (2) is wound on the roller shaft (19), the brake drum tightening mechanism is enabled to act through the tightening steel wire rope (9), and the brake drum (20) is gradually tightened, so that the friction resistance is gradually increased, and the rubber-tyred vehicle is stopped at a distance of not more than 50 m.
5. The method for preventing running of a rubber-tyred vehicle according to claim 4, wherein: when the braking force reaches the design value, the tightening steel wire rope (9) of the buffer mechanism (2) can be broken, and the brake pad (15) can stop further tightening the brake drum (20), so that the friction force of the energy absorber is fixed at the design value, and the braking acceleration is prevented from being too large.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711045107.8A CN107719392B (en) | 2017-10-31 | 2017-10-31 | Brake type energy absorber with initial buffering function and rubber-tyred vehicle anti-running method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711045107.8A CN107719392B (en) | 2017-10-31 | 2017-10-31 | Brake type energy absorber with initial buffering function and rubber-tyred vehicle anti-running method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107719392A CN107719392A (en) | 2018-02-23 |
| CN107719392B true CN107719392B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711045107.8A Active CN107719392B (en) | 2017-10-31 | 2017-10-31 | Brake type energy absorber with initial buffering function and rubber-tyred vehicle anti-running method |
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| CN (1) | CN107719392B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112648311A (en) * | 2019-10-10 | 2021-04-13 | 中国航天科工飞航技术研究院（中国航天海鹰机电技术研究院） | Buffer braking system suitable for high-speed linear moving object |
| CN111762226B (en) * | 2020-07-16 | 2024-05-17 | 陕西航泰电气股份有限公司 | Mechanical interception device and method for rubber-tyred vehicle anti-running device |
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| CN205312954U (en) * | 2015-10-12 | 2016-06-15 | 丁明 | Two -way winch overspeed device tensioner of belt conveyor |
| CN105539391A (en) * | 2016-01-28 | 2016-05-04 | 陕西航泰电气股份有限公司 | Vehicle running protecting device for rubber-tire vehicle |
| CN206217886U (en) * | 2016-11-19 | 2017-06-06 | 铁法煤业(集团)有限责任公司小康煤矿 | The special gib head car of Inclined Lane Lifting |
| CN207535902U (en) * | 2017-10-31 | 2018-06-26 | 陕西航泰电气股份有限公司 | A kind of energy absorber of brake type with initial buffer function |
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|---|---|
| CN107719392A (en) | 2018-02-23 |
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Denomination of invention: A brake type energy absorber with initial buffering function and a rubber tire vehicle anti running method Granted publication date: 20240206 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: SHAANXI HANGTAI ELECTRIC Co.,Ltd. Registration number: Y2024980013121 |