CN101498326A - Hydraulic cylinder, brake master cylinder as well as automobile accelerating and braking driving device - Google Patents
Hydraulic cylinder, brake master cylinder as well as automobile accelerating and braking driving device Download PDFInfo
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- CN101498326A CN101498326A CNA2008101768022A CN200810176802A CN101498326A CN 101498326 A CN101498326 A CN 101498326A CN A2008101768022 A CNA2008101768022 A CN A2008101768022A CN 200810176802 A CN200810176802 A CN 200810176802A CN 101498326 A CN101498326 A CN 101498326A
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Abstract
The invention discloses a hydraulic cylinder, a brake master cylinder and a driving device for acceleration and braking of a vehicle. An oil through hole is arranged between the tail end of a fuel tank of the hydraulic cylinder and fuel reserve tank, a built-in slide valve of the fuel tank is provided with a perforation and a slide valve rod which penetrates out of the tail end of the fuel tank. The braking master cylinder adopts a serial-connection mode, a partition wall is arranged in the center inside the fuel tank, a handspike penetrates the partition wall and connects pistons at the left side and right side in series, the left side of the partition wall is provided with the hydraulic cylinder, the fuel tank which is on the right side of the partition wall is provided with an oil return channel, an oil outlet port is connected with the oil return channel by a three-way slide valve, the slide valve rod is connected with a piston rod by a swing stem lever. A footplate of the driving device for acceleration and braking of a vehicle is connected with a swing stem of the brake master pump and a cable of an accelerator respectively by a disconnecting device, and is connected with a booster and the brake master pump sequentially by the handspike. The footplate is also provided with a control device of the disconnecting device. The invention can control the accelerating and braking work using only one footplate, can automatically carry out braking protection in case of a wrong operation, and has convenient operation, simple structure, safety and reliability.
Description
Technical field
The present invention relates to a kind of oil hydraulic cylinder and braking overall pump of built-in guiding valve.The invention still further relates to a kind of automobile quickens and brake.
Background technique
At present, the typical module that the oil hydraulic cylinder that people are provided with is mostly, it comprises: compositions such as oil cylinder, piston, push rod, fuel reserve tank.Its main effect is by the medium of fluid as the power of transmission, is widely used in the modern industrial technology.But this traditional its effect of typical module is single, is to fail to bring into play its more use effect.
Modern automobile quickens to use a pedal, a pedal is used in braking, the driver when operation right crus of diaphragm will be continually about between two pedals, move left and right, inconvenience so not only operates, and easy faulty operation, exist very big potential safety hazard.Several years ago the driver of kindergarten in Shenzhen in case of emergency wants to step on brake petal, and the result steps down in and collided tens people on the accelerator pedal to death, has caused the most serious since the dawn of human civilization traffic accident in Shenzhen.Of this sort miserable traffic accident also occurs repeatedly in the whole world.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of oil hydraulic cylinder and braking overall pump by built-in guiding valve control hydraulic work.The present invention's another relevant technical problem that will solve provides a kind of automobile and quickens and brake in addition.
In order to solve above-mentioned technical problem, oil hydraulic cylinder of the present invention comprises oil cylinder, piston, push rod, spill port, repairing hole, oil outlet and fuel reserve tank.Between this oil cylinder and the fuel reserve tank oil through is arranged, the guiding valve that is provided with in the oil cylinder has perforation and slide valve lever; This oil through is positioned at oil cylinder and does not hold.Described guiding valve is between spring seat and oil through, and the guiding valve section is ' mountain ' shape, and the slide valve lever that the guiding valve center is provided with passes outside the oil cylinder end, around five perforation are set around the guiding valve center.Oil outlet and valve parallel connection that the oil cylinder left side is provided with communicate.
In order to solve above-mentioned technical problem, braking overall pump of the present invention, it comprises oil cylinder, piston, guiding valve, slide valve lever, push rod, spill port, repairing hole, oil outlet, valve and fuel reserve tank.Braking overall pump adopts tandem, and lean-with is equipped with partition wall in the oil cylinder, and the partition wall left side is an oil hydraulic cylinder part of the present invention, and partition wall the right oil cylinder is provided with drainback passage, and oil outlet connects drainback passage by a three-way slide valve valve, and another outlet is delivery outlet.Push rod passes the piston series connection of partition wall with both sides.This slide valve lever and piston rod are linked by the fork Lever type.
In order to solve above-mentioned another relevant technical problem, automobile of the present invention quickens and brake, comprises pedal, booster, braking overall pump, accelerator drag-line.Described pedal connects the accelerator drag-line by engaging and disengaging gear respectively, by push rod by connecting booster, braking overall pump in turn; This pedal also is provided with the control gear of an engaging and disengaging gear.
Described engaging and disengaging gear is fork Lever type link slide valve lever and the piston rod by the link supporting point, and the other end of fork is by linking cross bar, hook bar in turn.Fulcrum on the hook bar the other end link pedal arm and and sliding hook link up with and be connected.This sliding hook is connected with the accelerator drag-line, and is matched on the connecting rod with spring.Fulcrum on the connecting rod one end link pedal arm, the other end is set the sphere of activities of spacing qualification sliding hook and spring.
Described control gear is the braking conversion system by the fulcrum on the link pedal arm, by steel cable coupling hook bar.
In order to look after prior art and driving habits, traditional accelerator pedal also can be installed an engaging and disengaging gear and connect the accelerator drag-line, connects oil hydraulic cylinder by push rod simultaneously in addition.This oil hydraulic cylinder oil outlet connects output tube of braking overall pump and hydraulic tube respectively by a three-way slide valve valve.Can guarantee like this when the faulty operation accelerator pedal, can brake protection automatically.
Oil hydraulic cylinder of the present invention and braking overall pump advantage are not only to work well, and can create good basis for automobile acceleration of the present invention and brake by built-in guiding valve control hydraulic work.
Automobile of the present invention quickens and brake, and its advantage is to use a pedal just can control acceleration and braking work, in case and can brake protection automatically when having faulty operation, easy to operate, simple in structure, safe and reliable.
Description of drawings
Fig. 1 is an oil hydraulic cylinder sectional view of the present invention.
Fig. 2 is a braking overall pump sectional view of the present invention.
Fig. 3 is that automobile of the present invention quickens and the brake sectional view.
Fig. 4 is that another automobile of the present invention quickens and the brake sectional view.
Embodiment
Below in conjunction with accompanying drawing oil hydraulic cylinder of the present invention, braking overall pump and automobile acceleration and brake are described in detail:
Among Fig. 1, oil hydraulic cylinder of the present invention is made up of oil cylinder 2, piston 3, push rod 4, spring seat 5, guiding valve 6, slide valve lever 7, sliding valve hole 8, spring 9, spring 10, spill port 11, repairing hole 12, oil through 13, valve 14, oil outlet 15, fuel reserve tank 16.
The piston 3 on oil cylinder 2 the right was between spill port 11 and repairing hole 12 when oil hydraulic cylinder was not worked, the guiding valve 6 on the left side, and the top is between spring seat 5 and oil through 13, and the below is between spring seat 5 and valve 14, and the oil outlet 15 of this moment is closed.Slide valve lever 7 passes from the terminal central position of oil cylinder 2.Be in the circulation connected state by repairing hole 12, sliding valve hole 8 and oil through 13 between oil cylinder 2 and the fuel reserve tank 16.
When piston 3 slow or progressive acceleration when move on the left side, the fluid of pressurized is back to fuel reserve tank 16 from sliding valve hole 8, oil through 13, has rushed down most pressure, and guiding valve 6 bears remaining pressure under the tension force of spring 10 motionless, oil outlet 15 is still closed, and oil hydraulic cylinder does not have pressure output; Do not move to the right under the tension force of spring 9 when piston 3 has thrust, the fluid of fuel reserve tank 16 flows in the oil cylinder 2 through sliding valve hole 8 from oil through 13 again; When piston 3 rapidly or energetically when move on the left side, the oil pressure of oil cylinder 2 increases suddenly, guiding valve 6 pressurizeds overstep the extreme limit, and move to the left side rapidly and close oil through 13, open oil outlet 15, the fluid of pressurized is from oil outlet 15 outputs, oil hydraulic cylinder enters the pressure output state; Stop when mobile when oil hydraulic cylinder carries out in the pressure output services piston 3, because guiding valve 6 is close to oil cylinder 2 ends and is protruded into the position, sliding valve hole 8 is blocked, and guiding valve 6 still pressurized can not be returned to the home position, this moment the oil hydraulic cylinder output state that still keep-ups pressure; When piston 3 does not have thrust, under the tension force of spring 9, move to the right, guiding valve 6 is returned to reset condition under the tension force of spring 10 simultaneously, opens oil through 13, closes oil outlet 15.Because oil outlet 15 is closed, slowly the fluid that refluxes is back to 2 li of oil cylinders by valve 14 passages; Close oil through 13 when external force makes guiding valve 6 move to the left side by slide valve lever 7, when opening oil outlet 15, oil hydraulic cylinder enters pressure output armed state; Push rod 4 promotion pistons 3 this moment oil hydraulic cylinder when move on the left side enters the pressure output state.
Among Fig. 2, piston 3 was not between spill port 11 and repairing hole 12 when braking overall pump of the present invention was not worked, and piston 18 is between spill port 25 and repairing hole 26, and guiding valve 6 tops are between spring seat 5 and oil through 13, and the below is between spring seat 5 and valve 14.The oil outlet 15 of this moment is closed, and is in the circulation connected state by repairing hole 12, sliding valve hole 8 and oil through 13 between oil cylinder 2 and the fuel reserve tank 16.Be in the circulation connected state by spill port 25, repairing hole 26, oil outlet 21, drainback passage 20 between the right oil cylinder and the fuel reserve tank.Fork 31 link supporting points 30, and Lever type link slide valve lever 7 and piston rod 24, guiding valve valve 22 is in opening state.
When piston 3 and piston 18 slow or progressive acceleration when move on the left side, because the fluid of left side oil cylinder 2 pressurizeds flow back into fuel reserve tank 16 from sliding valve hole 8, oil through 13, rushed down most pressure, guiding valve 6 bears remaining pressure under the tension force of spring 10 motionless, oil outlet 15 is still closed, the fluid of the right oil cylinder pressurized is back to the oil cylinder the inside from oil outlet 21, guiding valve valve 22, drainback passage 20, rushed down most pressure, the unable driving break of remaining pressure, the braking overall pump of this moment do not have pressure output.
When piston 3 and piston 18 rapidly or energetically when move on the left side, the oil pressure that left side oil cylinder is 2 li increases suddenly, guiding valve 6 pressurizeds overstep the extreme limit and move to the left side rapidly, close oil through 13, open oil outlet 15, the fluid of pressurized is from oil outlet 15 outputs, slide valve lever 7, fork 31 promotion pistons 23 move to the right and close the right oil cylinder drainback passage 20 simultaneously, and the fluid of pressurized is from the outlet output of guiding valve valve 22, and the braking overall pump of this moment enters the pressure output state.
Among Fig. 3, automobile of the present invention quickens and brake, and pedal 27 connects booster 29 and braking overall pump 17 by push rod 28.Braking conversion system 40 links fulcrums 41, and is connected with hook bar 33 by steel cable 42.Hook bar 33 1 ends link fulcrum 34, the other end is by cross bar 32, fork 31 link slide valve lever 7, supporting point 30 and piston rods 24.Sliding hook 37 1 ends are connected with hook bar 33 hooks, and the other end is connected with accelerator drag-line 38, and is matched on the connecting rod 36 with spring 39.Connecting rod 36 1 ends link fulcrum 35, the other end is set the sphere of activities of spacing qualification sliding hook 37 and spring 39.
When slow or progressive pedal 27, pedal 27 is by hook bar 33 and 38 motions of sliding hook 37 pulling accelerator drag-lines, simultaneously pedal 27 drives braking overall pump pistons 3, piston 18 by push rod 28, booster 29 and moves to the left side, the fluid of 2 li pressurizeds of left side oil cylinder is from oil through 13 backflow fuel reserve tanks 16, guiding valve 6 is motionless under the tension force of spring 10, and oil outlet 15 is still closed; The fluid of pressurized is back in the oil cylinder through guiding valve valve 22, drainback passage 20 from oil outlet 21 in the oil cylinder of the right, rushed down most pressure, the unable driving break of remaining pressure, braking overall pump do not have pressure output, and the drive unit of this moment is in accelerating operation.
When rapid or violent pedal 27, the oil pressure of oil cylinder 2 increases suddenly, guiding valve 6 pressurizeds overstep the extreme limit and move to the left side rapidly, close oil through 13, open oil outlet 15, promote fork 31 by slide valve lever 7 simultaneously, fork 31 1 ends promote piston 23 by piston rod 24 and close drainback passage 20, the other end interlock cross bar 32, hook bar 33 move to the left side, hook bar 33 the other ends separate sliding hook 37, connecting rod 36 after the release, sliding hook 37, accelerator drag-line 38 are got back to the home position, quicken system and are returned to platform speed state.This moment, the fluid of pressurized was exported by oil outlet 15, oil outlet 21, and drive unit is by quickening to transfer to automatically braking state.
When stepping on braking conversion system 40 and pedal 27 simultaneously, braking conversion system 40 moves to the left side by steel cable 42 pulling hook bars 33, cross bar 32, fork 31, slide valve lever 7, guiding valve 6, close oil through 13, open oil outlet 15, fork 31 the other ends promote piston 23 and close drainback passage 20, link up with bar 33 simultaneously and separate sliding hook 37, quicken system and keep platform speed state.This moment, the fluid of pressurized was exported by oil outlet 15, oil outlet 21, and drive unit is a braking state.
When loosen the brake conversion system 40 and pedal 27, braking conversion system 40 return under the tension force effect of return spring 44.Hook bar 33, cross bar 32, fork 31, slide valve lever 7, guiding valve 6, piston 23 return under the effect of spring 10, spring 43, hook bar 33 and sliding hook 37 engage.Left side oil cylinder 2 is because oil outlet 15 is closed, and slowly the fluid that refluxes is back to 2 li of oil cylinders by valve 14 passages; The fluid that refluxes in the right directly from guiding valve valve 22,, oil outlet 21 is back in the oil cylinder, piston 23 is opened drainback passage 20 simultaneously, drive unit is returned to original armed state.
Among Fig. 4 embodiment, be in order to look after prior art and still to use the driving habits of accelerator pedal and brake petal, automobile of the present invention quickens and brake, and pedal 27 connects oil hydraulic cylinders 1 by push rod 4.Hook bar 33 1 ends link fulcrum 34, the other end is by cross bar 32, fork 31 link slide valve levers 7, fork 31 the other ends link supporting point 30.Sliding hook 37 1 ends are connected with hook bar 33 hooks, and the other end is connected with accelerator drag-line 38, and is matched on the connecting rod 36 with spring 39.Connecting rod 36 1 ends link fulcrum 35 the other ends are set the sphere of activities of spacing qualification sliding hook 37 and spring 39.Oil outlet 15 connects output tube 47 of braking overall pump and hydraulic tube 48 respectively by a three-way slide valve valve 45.
When normal pedal 27 quickens, not action of guiding valve 6, oil outlet 15 is still closed does not have hydraulic pressure output, and drive unit is in accelerating operation.When rapid or violent pedal 27, the oil pressure of oil cylinder 2 increases suddenly, guiding valve 6 pressurizeds move to the left side, close oil through 13, open oil outlet 15, promoting forks 31, cross bar 32, hook bar 33 by slide valve lever 7 simultaneously moves to the left side, hook bar 33 the other ends separate sliding hook 37, quicken system and are returned to platform speed state.The hydraulic drive guiding valve 46 of oil outlet 15 outputs simultaneously cuts out braking overall pump output tube 47, and hydraulic pressure is through hydraulic tube 48 outputs, and drive unit is by quickening to transfer to automatically braking state.
The present invention is not limited to above-mentioned mode of execution, no matter do any variation on its shape or structure, the automobile that every utilization principle of the invention is made quickens and brake, all is subjected within the present invention's protection.
Claims (12)
1, a kind of oil hydraulic cylinder comprises oil cylinder, piston, push rod, spill port, repairing hole, oil outlet and fuel reserve tank, it is characterized in that, between described oil cylinder [2] and the fuel reserve tank [16] oil through [13] is arranged, the guiding valve [6] that is provided with in the oil cylinder [2] has perforation [8] and slide valve lever [7].
2, oil hydraulic cylinder according to claim 1 is characterized in that, described oil through [13] is positioned at oil cylinder [2] and does not hold.
3, oil hydraulic cylinder according to claim 1, it is characterized in that, described guiding valve [6] is positioned between spring seat [5] and the oil through [13], guiding valve [6] section is ' mountain ' shape, the slide valve lever [7] that guiding valve [6] center is provided with passes outside oil cylinder [2] end, around at least one perforation [8] is set around guiding valve [6] center.
4, oil hydraulic cylinder according to claim 1 is characterized in that, oil outlet [15] and valve [14] parallel connection that described oil cylinder [2] left side is provided with communicate.
5, a kind of braking overall pump according to the described cylinder design of claim 1 to 4, comprise oil cylinder, piston, guiding valve, slide valve lever, push rod, oil through, oil outlet, valve, spill port, repairing hole and fuel reserve tank, it is characterized in that braking overall pump adopts tandem, lean-with is equipped with partition wall [19] in the oil cylinder, partition wall [19] left side is oil hydraulic cylinder [a 1] part, partition wall [19] the right oil cylinder is provided with drainback passage [20], oil outlet [21] connects drainback passage [20] by three-way slide valve valve [22], push rod [4] passes partition wall [19] with piston [3] and piston [18] series connection, and slide valve lever [7] and piston rod [24] are linked by fork [31] Lever type.
6, a kind of application rights requires the automobile of 5 described braking overall pumps to quicken and brake, comprise pedal, booster, braking overall pump, accelerator drag-line, it is characterized in that, described pedal [27] connects accelerator drag-line [38] by engaging and disengaging gear respectively, by push rod [28] by connecting booster [29], braking overall pump [17] in turn; Described pedal [27] is provided with the control gear of an engaging and disengaging gear.
7, automobile according to claim 6 quickens and brake, it is characterized in that, described engaging and disengaging gear is fork [31] Lever type link slide valve lever [7] and the piston rod [24] by link supporting point [30], the other end of fork [31] is by linking cross bar [32], hook bar [33] in turn, and hook bar [33] the other end links fulcrum [34] and is connected with sliding hook [37] hook.
8, automobile according to claim 7 quickens and brake, it is characterized in that described sliding hook [37] is connected with accelerator drag-line [38], and and spring [39] be matched on the connecting rod [36].
9, automobile according to claim 8 quickens and brake, it is characterized in that, described connecting rod [36] one ends link fulcrum [35] the other end is provided with the sphere of activities of spacing qualification sliding hook [37] and spring [39].
10, automobile according to claim 6 quickens and brake, it is characterized in that, described control gear is the braking conversion system [40] by link fulcrum [41], by steel cable [42] coupling hook bar [33].
11, quicken and brake according to described oil hydraulic cylinder of claim 1 to 9 and automobile, it is characterized in that described pedal [27] also can connect accelerator drag-line [38] by an engaging and disengaging gear respectively, connects oil hydraulic cylinder [1] by push rod [4].
12, automobile according to claim 11 quickens and brake, it is characterized in that, described oil hydraulic cylinder [1] oil outlet [15] connects the output tube [47] and the hydraulic tube [48] of braking overall pump by a three-way slide valve valve [45].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101768022A CN101498326A (en) | 2008-01-04 | 2008-11-19 | Hydraulic cylinder, brake master cylinder as well as automobile accelerating and braking driving device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810065008.0 | 2008-01-04 | ||
| CNA2008100650080A CN101251135A (en) | 2008-01-04 | 2008-01-04 | Hydraulic cylinder as well as drive unit for accelerating and braking vehicle |
| CNA2008101768022A CN101498326A (en) | 2008-01-04 | 2008-11-19 | Hydraulic cylinder, brake master cylinder as well as automobile accelerating and braking driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101498326A true CN101498326A (en) | 2009-08-05 |
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ID=39954684
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100650080A Pending CN101251135A (en) | 2008-01-04 | 2008-01-04 | Hydraulic cylinder as well as drive unit for accelerating and braking vehicle |
| CNA2008101768022A Pending CN101498326A (en) | 2008-01-04 | 2008-11-19 | Hydraulic cylinder, brake master cylinder as well as automobile accelerating and braking driving device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100650080A Pending CN101251135A (en) | 2008-01-04 | 2008-01-04 | Hydraulic cylinder as well as drive unit for accelerating and braking vehicle |
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| Country | Link |
|---|---|
| CN (2) | CN101251135A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842790A (en) * | 2015-04-07 | 2015-08-19 | 重庆电讯职业学院 | Automobile brake and accelerator integrated equipment |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526941B (en) * | 2011-12-31 | 2013-10-30 | 宁波市鄞州云帆工程咨询有限公司 | Automatic drag line type all-direction movement booster |
| CN102935804A (en) * | 2012-11-18 | 2013-02-20 | 苏州蓝王机床工具科技有限公司 | Control mechanism of pedal throttle of engineering van |
| CN104442383B (en) * | 2014-11-19 | 2017-02-08 | 奇瑞汽车股份有限公司 | Accelerator and brake integrated device |
-
2008
- 2008-01-04 CN CNA2008100650080A patent/CN101251135A/en active Pending
- 2008-11-19 CN CNA2008101768022A patent/CN101498326A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842790A (en) * | 2015-04-07 | 2015-08-19 | 重庆电讯职业学院 | Automobile brake and accelerator integrated equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101251135A (en) | 2008-08-27 |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20090805 |