CN101251135A - Hydraulic cylinder as well as drive unit for accelerating and braking vehicle - Google Patents
Hydraulic cylinder as well as drive unit for accelerating and braking vehicle Download PDFInfo
- Publication number
- CN101251135A CN101251135A CNA2008100650080A CN200810065008A CN101251135A CN 101251135 A CN101251135 A CN 101251135A CN A2008100650080 A CNA2008100650080 A CN A2008100650080A CN 200810065008 A CN200810065008 A CN 200810065008A CN 101251135 A CN101251135 A CN 101251135A
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- oil
- hydraulic cylinder
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- cylinder
- push rod
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Abstract
The invention discloses a hydraulic cylinder which consists of a cylinder body, a piston, a push rod and an oil storage case, wherein a slide valve arranged inside the cylinder body has a punch hole and the push rod and can control hydraulic operation. The invention discloses another type of automobile accelerating and braking drive unit which comprises a pedal, a booster, a brake master cylinder and an accelerator guy cable, wherein the pedal [17] is connected with the accelerator guy cable [27] through a clutch means, and is connected in turn with the booster [34], the hydraulic cylinder [1], an oil pipe [35] and the brake master cylinder [36] through the push rod [33]; the brake master cylinder [36] adopts fluid-pressure drive; a control device, which ensures that the slide valve [6] can close an oil through hole [13], open the channel of an oil outlet hole [15] and can realize the clutch of a guy cable rod [31], is arranged between the pedal [17] and the hydraulic cylinder [1]. The hydraulic cylinder has the function that a user can use just one pedal to control acceleration and braking operation; moreover, the hydraulic cylinder can realize automatic braking protection when an operation mistake occurs and has convenient use and reliable installation.
Description
Technical field
The present invention relates to a kind of oil hydraulic cylinder, particularly relate to a kind of oil hydraulic cylinder of built-in guiding valve.The present invention also reaches a kind of automobile and 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, fails 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 in case of emergency easy error in 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.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of oil hydraulic cylinder 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, fuel reserve tank.The guiding valve that is provided with in the described oil cylinder has perforation and push rod; Described guiding valve section is ' mountain ' shape; The push rod that described guiding valve center is provided with passes the oil cylinder end, around being provided with 5 perforation around the push rod; Described oil cylinder oil outlet and valve parallel connection communicate.
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, by push rod by connecting booster, oil hydraulic cylinder, oil pipe and braking overall pump in turn; Described braking overall pump adopts hydraulic drive type; Being provided with one and can making guiding valve close oil through, open the oil outlet passage of described pedal and oil hydraulic cylinder, but the control gear of clutch cable bar again simultaneously.
Described pedal plate face is ' 7 ' font, and the slider block that the back is provided with links pedal arm by slide bar; Described engaging and disengaging gear is made up of the locking bolt seat, locking bolt, spring and the drag-line bar that are fixed on the pedal arm; Fulcrum on the described drag-line bar one end link pedal arm, the other end are connected with the accelerator drag-line and are connected with the locking bolt hook; There is an one-way cock on the left side between described braking overall pump cylinder body and the fuel reserve tank, and there is an one-way cock centre; Described control gear is that the slider block by the pedal back is connected with driving lever by steel cable, and the fulcrum on the driving lever one end link pedal arm, the other end be by cross bar and fork link, the other end link fulcrum of fork, middle part link slide valve lever; Described automobile quickens and brake, also can be reduced to pedal by connecting oil hydraulic cylinder, oil pipe and braking overall pump in turn.
Oil hydraulic cylinder advantage of the present invention is not only to work well, and can be 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 error in operation, esy to use, safe and reliable.
Description of drawings
Fig. 1 is an oil hydraulic cylinder sectional view of the present invention.
Fig. 2 is that automobile of the present invention quickens and the brake sectional view.
Fig. 3 is that the automobile after the simplification of the present invention quickens and the brake sectional view.
Embodiment
Oil hydraulic cylinder of the present invention and automobile are quickened and brake is described in detail below in conjunction with accompanying drawing:
Among Fig. 1, oil hydraulic cylinder 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 oil cylinder 2 left sides, and the top is between spring seat 5 and oil through 13, and the below is between spring seat 5 and valve 14.Slide valve lever 7 passes from the terminal central position of oil cylinder 2.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.
When piston 3 slow or progressive acceleration when move on the left side, because the fluid of pressurized flow back into fuel reserve tank 16 from sliding valve hole 8, oil through 13, has rushed down most pressure, 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, when fluid refluxed from oil outlet 15, guiding valve 6 was returned to reset condition under the tension force of spring 10, open oil through 13, close 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, the pedal 17 of drive unit links push rod 33, booster 34, oil hydraulic cylinder 1, oil pipe 35 and braking overall pump 36 successively; The plate face of pedal 17 is ' 7 ' font, and the back of pedal 17 is provided with slider block 21 and slide bar 19.Slide bar 19 link pedal arms 18, slider block 21 connects steel cable 25, steel cable 25 connects driving lever 48 by pulley 22,24, fulcrum 26 on the driving lever 48 1 ends link pedal arm, the other end is by cross bar 49 and fork 50 links, the other end link supporting point 51 of fork 50, the neutral position is connected with guiding valve 6 by slide valve lever 7; Locking bolt seat 28, locking bolt 29, spring 30 are installed in the outside of pedal arm 18.Fulcrum 32 on the drag-line bar 31 1 ends link pedal arm, the other end is connected with drag-line 27, and tooth protuberance position is connected with locking bolt 29 hooks.Braking overall pump 36 has into oilhole 37, piston 40 and 43, between oil cylinder and the fuel reserve tank 44 one- way cock 38 and 39 is arranged, and there are oil outlet 42 and 46 in oil cylinder bottom.
When drive unit is not worked, pedal arm 18 is pressed close in slider block 21 tops at pedal 17 backs, locking bolt 29 is fastening drag-line bar 31 tooth protuberance positions under the tension force effect of return spring 30, the piston 3 of oil hydraulic cylinder 1 is between spill port 11 and repairing hole 12, guiding valve 6 is between spring seat 5 and oil through 13, oil outlet 15 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.The one-way cock 38 of braking overall pump 36 and 39 is opened, and is in connected state between oil cylinder and the fuel reserve tank 44.
When slow or progressive pedal 17, drag-line bar 31 moves tension accelerator drag-line 27 with pedal arm 18 to the left side.Pedal 17 moves to the left side by the push rod 4, piston 3 that push rod 33 and booster 34 promotes oil hydraulic cylinders 1, because the pressure of this moment is little, guiding valve 6 is motionless under the tension force of spring 10, one-way cock 14 and oil outlet 15 are closed, the fluid of pressurized flow back into fuel reserve tank 16 from sliding valve hole 8, oil through 13, oil hydraulic cylinder does not have pressure output, and braking overall pump 36 is not worked, and the drive unit of this moment is in accelerating operation.
When rapid or violent pedal 17, the oil pressure of oil cylinder 2 increases suddenly, and the guiding valve 6 pressurizeds cylinder pressure that oversteps the extreme limit does not have pressure output, and braking overall pump 36 is not worked, and the drive unit of this moment is in accelerating operation.
When rapid or violent pedal 17, 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, simultaneously slide valve lever 7 promotes forks 50, cross bar 49, driving lever 48 and moves to the left side, driving lever 48 the other ends have been dialled locking bolt 29 separating cable bars 31, and drag-line bar 31 is to get back to the home position under the effect of return spring with drag-line 27 quickening, and quickens system and is returned to platform speed state.In addition the fluid of pressurized by oil pipe 35 from going into oilhole 37 input brake master cylinders 36, hydraulic drive piston 40 and 43 moves to the left side, one- way cock 38 and 39 is closed simultaneously, and the fluid of braking overall pump 36 compressions is from oil outlet 42 and 46 outputs, and drive unit is by quickening to transfer to braking state.
When loosening pedal 17, to downslide, slider block 21 is pressed close to pedal arm 18 to pedal under the tension force effect of return spring 20, discharges the pulling force to driving lever 48 simultaneously.Pedal arm 18 is returned to original position under the tension of return spring 23, locking bolt 29 is fastening drag-line bar 31 under the tension force effect of return spring 30, and the piston 3 of oil hydraulic cylinder 1 is returned to original position under the tension force effect of return spring 9.When fluid refluxed from oil outlet 15, driving lever 48, cross bar 49, fork 50, slide valve lever 7, moved back to toward the right and to arrive reset condition again under the pulling force of the tension force of spring 10 and spring 47 with guiding valve 6, open oil through 13, close oil outlet 15.This moment, the fluid of backflow was back to 2 li of oil cylinders by valve 14 passages that communicate because oil outlet 15 is closed.The piston 40 of braking overall pump 36 and 43 is returned to original position under the tension force effect of return spring 41 and 45, one- way cock 38 and 39 is opened, and drive unit is returned to the original working state of awaiting orders.
When tiptoe jack-up pedal 17 is moved upward, slider block 21 moves to the left side by steel cable 25 pulling driving levers 48, cross bar 49, fork 50, slide valve lever 7, guiding valve 6, close oil through 13, open oil outlet 15, driving lever 48 the other ends have been dialled locking bolt 29 separating cable bars 31 simultaneously, and this moment, drive unit entered the braking armed state; When pedal 17, strength moves to the left side by the push rod 4, piston 3 that push rod 33, booster 34 promotes oil hydraulic cylinders 1, the fluid of pressurized is by oil pipe 35 input brake master cylinders 36, hydraulic drive piston 40 and 43 moves to the left side, one- way cock 38 and 39 is closed simultaneously, the fluid of braking overall pump 36 compressions is from oil outlet 42 and 46 outputs, and drive unit enters the braking working state.
Among Fig. 3, automobile of the present invention quickens and brake, can reach the labour-saving purpose by dwindling oil hydraulic cylinder 1 bore or increasing braking overall pump 36 bores, thereby simplify drive unit.Mode of execution be pedal 17 by push rod 4 by connecting oil hydraulic cylinder 1, oil pipe 35 and braking overall pump 36 in turn.
Claims (11)
1, a kind of oil hydraulic cylinder comprises oil cylinder, piston, push rod, fuel reserve tank, it is characterized in that, the guiding valve that is provided with in the described oil cylinder has perforation and push rod.
2, oil hydraulic cylinder according to claim 1 is characterized in that, described guiding valve section is ' mountain ' shape.
3, oil hydraulic cylinder according to claim 1 is characterized in that, the push rod that described guiding valve center is provided with passes the oil cylinder end, around being provided with 5 perforation around the push rod.
4, oil hydraulic cylinder according to claim 1 is characterized in that, described oil cylinder oil outlet and valve parallel connection communicate.
5, a kind of application rights requires the automobile of 1 described oil hydraulic cylinder to quicken and brake, comprise pedal, booster, braking overall pump, accelerator drag-line, it is characterized in that, described pedal [17] connects accelerator drag-line [27] by engaging and disengaging gear respectively, by push rod [33] by connecting booster [34], oil hydraulic cylinder [1], oil pipe [35] and braking overall pump [36] in turn; Described braking overall pump [36] adopts hydraulic drive type; Be provided with one between described pedal [17] and the oil hydraulic cylinder [1] and can make guiding valve [6] close oil through [13], open oil outlet [15] passage, but the control gear of clutch cable bar [31] again simultaneously.
6, automobile according to claim 5 quickens and brake, it is characterized in that described pedal [17] plate face is ' 7 ' font, and the slider block [21] that the back is provided with is by slide bar [19] link pedal arm [18].
7, automobile according to claim 5 quickens and brake, it is characterized in that described engaging and disengaging gear is made up of the locking bolt seat [28], locking bolt [29], spring [30] and the drag-line bar [31] that are fixed on the pedal arm [18].
8, automobile according to claim 7 quickens and brake, it is characterized in that, the fulcrum [32] on described drag-line bar [31] the one ends link pedal arm, the other end connect accelerator drag-line [27] and be connected with locking bolt [29] hook.
9, automobile according to claim 5 quickens and brake, it is characterized in that between described braking overall pump [36] cylinder body and the fuel reserve tank [44] one-way cock [38] and [39] being arranged.
10, automobile according to claim 5 quickens and brake, it is characterized in that, described control gear is to be connected with driving lever [48] by steel cable [25] by the slider block of pedal [17] [21], fulcrum [26] on driving lever [48] the one ends link pedal arm, the other end is by cross bar [49] and fork [50] link, and the other end of fork [50] links fulcrum [51], middle part link slide valve lever [7].
11, automobile according to claim 5 quickens and brake, it is characterized in that described pedal [17] also can be by connecting oil hydraulic cylinder [1], oil pipe [35] and braking overall pump [36] in turn.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100650080A CN101251135A (en) | 2008-01-04 | 2008-01-04 | Hydraulic cylinder as well as drive unit for accelerating and braking vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101251135A true CN101251135A (en) | 2008-08-27 |
Family
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 After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101768022A Pending CN101498326A (en) | 2008-01-04 | 2008-11-19 | Hydraulic cylinder, brake master cylinder as well as automobile accelerating and braking driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN101251135A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526941A (en) * | 2011-12-31 | 2012-07-04 | 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 |
| CN104442383A (en) * | 2014-11-19 | 2015-03-25 | 奇瑞汽车股份有限公司 | Accelerator and brake integrated device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842790B (en) * | 2015-04-07 | 2017-04-12 | 重庆电讯职业学院 | Automobile brake and accelerator integrated equipment |
-
2008
- 2008-01-04 CN CNA2008100650080A patent/CN101251135A/en active Pending
- 2008-11-19 CN CNA2008101768022A patent/CN101498326A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102526941A (en) * | 2011-12-31 | 2012-07-04 | 宁波市鄞州云帆工程咨询有限公司 | Automatic drag line type all-direction movement booster |
| 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 |
| CN104442383A (en) * | 2014-11-19 | 2015-03-25 | 奇瑞汽车股份有限公司 | Accelerator and brake integrated device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101498326A (en) | 2009-08-05 |
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