CN203063933U - Magnetic-pressure dual-cavity separated type brake main cylinder - Google Patents
Magnetic-pressure dual-cavity separated type brake main cylinder Download PDFInfo
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- CN203063933U CN203063933U CN 201320041817 CN201320041817U CN203063933U CN 203063933 U CN203063933 U CN 203063933U CN 201320041817 CN201320041817 CN 201320041817 CN 201320041817 U CN201320041817 U CN 201320041817U CN 203063933 U CN203063933 U CN 203063933U
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- master brake
- cylinder
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Abstract
The utility model discloses a magnetic-pressure dual-cavity separated brake main cylinder. A fixed partition board is arranged in the middle of a cylinder body of the magnetic-pressure dual-cavity separated brake main cylinder and is used for dividing the cylinder body into a driving working chamber and a driven working chamber; a driving push rod piston is arranged in the driving working chamber; a cup is arranged on the driving push rod piston; the driving push rod piston is connected with a connecting push rod; the connecting push rod penetrates through a partition board oil seal and the partition board and is connected with a driven piston in the driven working chamber; the driven working chamber is provided with or not provided with a return spring; the driven working chamber is provided with the driven piston and a cup and is provided with or not provided with a return spring; a compensation hole, an oil inlet hole and an oil outlet hole are formed in the cylinder body; and the cross section area of the driving working chamber is equal to or unequal to that of the driven working chamber. By adoption of the magnetic-pressure dual-cavity separated brake main cylinder which is simple in structure and convenient to manufacture, dual cavities are independent; and when one group of cup or pipeline of a front wheel or a rear wheel leaks oil during braking, the other group of cup or pipeline without leaking oil can brake normally, so that the driving safety of an automobile is guaranteed.
Description
Technical field
The utility model relates to a kind of magnetic pressure two-chamber cellular-type master brake cylinder of the brake system for power actuated vehicle.
Background technology
Now the hydraulic brake master that uses all is to adopt mechanical pressure to promote push rod, makes hydraulic oil in the master brake cylinder produce pressure and pressure and makes braking divide cylinder to produce pressure and work.
The utility model content
The purpose that the utility model relates to is for the hydraulic oil that provides a kind of strength of utilizing the repulsion in magnetic field to promote in the master brake cylinder produces pressure and pressure, and manufacture method.
For achieving the above object, magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model mainly comprises cylinder body, the moving part of magnetic, first piston pair, second piston pair, compensation orifice, fuel feed hole, oil outlet, pull back spring, dividing plate, oil sealing.The moving part of magnetic comprises that elastic seal insulator, magnetic field body, magnetic field body comprise standing field body and moving field body; Standing field body and moving field body are installed in the elastic seal insulator, and the moving field body can move in cylinder body, the magnetic pole of standing field body and moving field body be two N utmost points or the S utmost point over against and install; The standing field body is electromagnet or permanent magnet, and the moving field body is electromagnet or permanent magnet.
Further, at the front end of cylinder body the moving part of magnetic is installed, there are first piston, leather cup, connection push rod, pull back spring, dividing plate, dividing plate oil sealing, second piston, leather cup in the back of the moving field body of the moving part of magnetic; There is stationary barrier that cylinder body is divided into first moving chamber and slave operation chamber at the middle part of cylinder body; Elder generation has the moving part of magnetic, first piston and leather cup in the moving chamber, first piston with is connected the push rod connection, the connection push rod passes behind dividing plate oil sealing, the dividing plate with indoor second piston of slave operation and is connected; In elder generation's moving chamber pull back spring can be arranged, also can not have pull back spring, connect push rod when pull back spring is arranged and pass from pull back spring; Slave operation is indoor second piston, leather cup, and pull back spring can be arranged, and also can not have pull back spring; First piston be connected push rod, second piston, leather cup and form fixing piston group, whole mobile during work; Compensation orifice, fuel feed hole and the oil outlet of elder generation's moving chamber and slave operation chamber are on cylinder body; Distance between the compensation orifice of elder generation's compensation orifice of moving chamber and slave operation chamber is more than or equal to the distance between the leather cup of the leather cup of first moving chamber and slave operation chamber; The elder generation moving chamber can equate with the cross-sectional area of slave operation chamber, also can be unequal.
Further again, the circuit of the moving part of magnetic is connected with current controller, and current controller is connected with the circuit of speed of a motor vehicle scanner with the gear rotational speed instrument, the master cock of current controller and the below that is connected or is installed in brake pedal.
In order to improve insulation effect and the promotion of the moving part of magnetic, the material of the elastic seal insulator of the moving part of the magnetic of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model can be made of rubber-like rubber, also can make of resilient silica gel or polyurethane.
Light for the operation that makes master brake cylinder, adopt the moving part of magnetic to replace outside mechanical push rod or push rod to promote master brake cylinder in the working process of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model.
In order to make master brake cylinder locking when work the time can prevent wheel at emergency braking, the size of the magnetic field force of the moving part of the magnetic of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model can be controlled the wheel anti-lock function when playing emergency braking by current controller cooperates to adjust electrical current with speed of a motor vehicle scanner and gear rotational speed instrument size.
In order to make each brake wheel cylinder that enough operation pressures be arranged when working, magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model car when cooperating with brake wheel cylinder can only be adorned a magnetic pressure two-chamber cellular-type master brake cylinder, and the magnetic pressure two-chamber cellular-type master brake cylinder of two or two above quantity also can be installed; Namely be: a magnetic pressure two-chamber cellular-type master brake cylinder can connect the brake wheel cylinder of two or two above quantity, perhaps magnetic pressure two-chamber cellular-type master brake cylinder connects the brake wheel cylinder of a side of an automobile, and perhaps magnetic pressure two-chamber cellular-type master brake cylinder connects the brake wheel cylinder of an automobile.
In order to make front wheel brake first, the time of the leather cup sealing compensation orifice that the time ratio slave operation of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model leather cup sealing compensation orifice in elder generation's moving chamber when work is indoor early.
In order to make the minimizing discrete, the first piston of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model be connected push rod and can separate and be assembled into an integral body again after making, perhaps first piston be connected push rod and manufacture an integral body; Second piston be connected push rod and can separate and be assembled into an integral body again after making, perhaps second piston be connected push rod and manufacture an integral body; When integral body was made, connecting push rod can not manufacture as a whole with first piston and second piston simultaneously.
For the ease of assembling with make, the dividing plate of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model can separate with cylinder body and is assembled into an integral body again after making, and perhaps manufactures dividing plate and cylinder body as a whole; Cylinder body and dividing plate manufacture as a whole after, then the rear end of cylinder body is provided with the port that can seal, second piston and leather cup that slave operation is indoor are packed into from the back of cylinder body.
The utility model magnetic pressure two-chamber cellular-type master brake cylinder simple in structure, be convenient to make; After having adopted magnetic pressure two-chamber cellular-type master brake cylinder, realized that two-chamber is independent, operated both laborsavingly, reduced the mechanical power part again, saved the installation site; Also replace anti lock device simultaneously, saved manufacturing cost and the use cost of automobile.When meeting wherein one group of leather cup in front-wheel or the trailing wheel or pipeline leakage of oil during braking, oil tight one group can normal brake application, guaranteed the driving safety of automobile.
Description of drawings
Fig. 1 is the cross-sectional schematic of the inner structure of the utility model magnetic pressure two-chamber cellular-type master brake cylinder.
Fig. 2 is that the second indoor piston of the connection push rod of the utility model magnetic pressure two-chamber cellular-type master brake cylinder inside and slave operation manufactures as a whole structure cross-sectional schematic.
Fig. 3 is that the connection push rod of the utility model magnetic pressure two-chamber cellular-type master brake cylinder inside and the first piston in the first moving chamber manufacture as a whole structure cross-sectional schematic.
Fig. 4 is the structure cross-sectional schematic that does not have pull back spring in operating room, inside of the utility model magnetic pressure two-chamber cellular-type master brake cylinder.
The specific embodiment
The utility model magnetic pressure two-chamber cellular-type master brake cylinder mainly comprises cylinder body 1, first piston pair, second piston pair, compensation orifice, fuel feed hole, oil outlet, pull back spring, dividing plate, oil sealing.The moving part of magnetic comprises that elastic seal insulator 2, magnetic field body, magnetic field body comprise standing field body 3 and moving field body 4; Standing field body 3 and moving field body 4 are installed in the elastic seal insulator 2, and moving field body 3 can move in cylinder body 1, the magnetic pole of standing field body 3 and moving field body 4 be two N utmost points or the S utmost point over against and install; Standing field body 4 is electromagnet or permanent magnet, and moving field body 3 is electromagnet or permanent magnet.Front end at cylinder body is equipped with the moving part of magnetic, and there are first piston 5, leather cup 7 in the back of the moving field body of the moving part of magnetic, connect push rod 9, pull back spring 8, dividing plate 11, dividing plate oil sealing 10, second piston 6, leather cup; There is stationary barrier 11 that cylinder body is divided into first moving chamber and slave operation chamber at the middle part of cylinder body 1; Elder generation has the moving part of magnetic, first piston 5 and leather cup 7 in the moving chamber, first piston 5 with is connected push rod 9 and connects, connection push rod 9 passes behind dividing plate oil sealing 10, the dividing plate 11 with indoor second piston 6 of slave operation and is connected; In elder generation's moving chamber pull back spring 8 can be arranged, also can not have pull back spring 8, connect push rod when pull back spring 8 is arranged and pass from pull back spring 8; Slave operation is indoor second piston 6, leather cup 7, and pull back spring 8 can be arranged, and also can not have pull back spring 8; First piston 5 be connected push rod 9, second piston 6, leather cup 7 and form fixing piston group, whole mobile during work; Compensation orifice, fuel feed hole and the oil outlet of elder generation's moving chamber and slave operation chamber are on cylinder body; Distance between the compensation orifice 13 of elder generation's compensation orifice 12 of moving chamber and slave operation chamber is more than or equal to the distance between the leather cup 7 of the leather cup 7 of first moving chamber and slave operation chamber; The elder generation moving chamber can equate with the cross-sectional area of slave operation chamber, also can be unequal.The circuit of the moving part of magnetic is connected with current controller, and current controller is connected with the circuit of speed of a motor vehicle scanner with the gear rotational speed instrument, the master cock of current controller and the below that is connected or is installed in brake pedal.
Light for the operation that makes master brake cylinder, adopt the moving part of magnetic to replace outside mechanical push rod or push rod to promote master brake cylinder in the working process of magnetic pressure two-chamber cellular-type master brake cylinder.In order to make master brake cylinder locking when work the time can prevent wheel at emergency braking, the size of the magnetic field force of the moving part of the magnetic of magnetic pressure two-chamber cellular-type master brake cylinder described in the utility model can be controlled the wheel anti-lock function when playing emergency braking by current controller cooperates to adjust electrical current with speed of a motor vehicle scanner and gear rotational speed instrument size.In order to make each brake wheel cylinder that enough operation pressures be arranged when working, magnetic pressure two-chamber cellular-type master brake cylinder car when cooperating with brake wheel cylinder can only be adorned a magnetic pressure two-chamber cellular-type master brake cylinder, and the magnetic pressure two-chamber cellular-type master brake cylinder of two or two above quantity also can be installed; Namely be: a magnetic pressure two-chamber cellular-type master brake cylinder can connect the brake wheel cylinder of two or two above quantity, perhaps magnetic pressure two-chamber cellular-type master brake cylinder connects the brake wheel cylinder of a side of an automobile, and perhaps magnetic pressure two-chamber cellular-type master brake cylinder connects the brake wheel cylinder of an automobile.In order to make front wheel brake first, the time of the leather cup 7 sealing compensation orifices 13 that the time ratio slave operation of the leather cup 7 sealing compensation orifices 12 when work in elder generation's moving chamber is indoor early.In order to make the minimizing discrete, first piston 5 be connected push rod 9 and can separate and be assembled into an integral body again after making, perhaps first piston 5 be connected push rod 9 and manufacture an integral body; Second piston 6 be connected push rod 9 and can separate and be assembled into an integral body again after making, perhaps second piston 6 be connected push rod 9 and manufacture an integral body; When integral body was made, connecting push rod 9 can not manufacture as a whole with first piston 5 and second piston 6 simultaneously.For the ease of assembling with make, dividing plate 11 can separate with cylinder body 1 and is assembled into an integral body again after making, and perhaps manufactures dividing plate 11 and cylinder body 1 as a whole; Cylinder body 1 and dividing plate 11 manufacture as a whole after, then the rear end of cylinder body 1 is provided with the port that can seal, indoor second piston 6 and the leather cup 7 of slave operation packed into from the back of cylinder body.
The preferred implementation of the utility model magnetic pressure two-chamber cellular-type master brake cylinder is: second piston 6 be connected push rod 9 and manufacture an integral body, only formerly in the moving chamber pull back spring 8 is installed, the distance between the compensation orifice 12 of first moving chamber and the compensation orifice 13 of slave operation chamber is greater than the distance between the leather cup 7 of the leather cup 7 of first moving chamber and slave operation chamber.The brake wheel cylinder of front-wheel is connected with the oil outlet of first moving chamber, and the brake wheel cylinder of trailing wheel is connected with the oil outlet of slave operation chamber.
The utility model magnetic pressure two-chamber cellular-type master brake cylinder is after installing at automobile, when needing to brake in the running car, depress brake pedal, brake pedal makes current controller produce magnetic field for 3 power supplies of standing field body, promoting moving field body 4 moves forward, the first piston 5 and the leather cup 7 that promote in the first moving chamber move forward, compress the brake wheel cylinder that the interior hydraulic oil of first moving chamber is introduced into front-wheel, drive the brake wheel cylinder that the second indoor piston 6 of slave operation and the indoor hydraulic oil of leather cup 7 compression slave operations enter trailing wheel again, produce braking force.When needing brake off, loosen the brake, and brake off.When the leather cup 7 in wheelcylinder cup, connecting tube and the first moving chamber of front-wheel damaged, under the effect that connects push rod 13, indoor of slave operation so can normal operation, allows trailing wheel that sufficient braking force is arranged.When the indoor leather cup of wheelcylinder cup, connecting tube and the slave operation of trailing wheel 7 damaged, under the effect of first piston 5, appointing in the first moving chamber so can normal operation, allows front-wheel that sufficient braking force is arranged.When needing brake off, loosen the brake, initiatively push rod does not have pressure and brake off.
Claims (7)
1. magnetic pressure two-chamber cellular-type master brake cylinder, it mainly comprises cylinder body (1), first piston pair, second piston pair, compensation orifice, fuel feed hole, oil outlet, pull back spring, dividing plate, oil sealing; It is characterized in that: the moving part of the magnetic of magnetic pressure two-chamber cellular-type master brake cylinder comprises that elastic seal insulator (2), magnetic field body, magnetic field body comprise standing field body (3) and moving field body (4); Standing field body (3) and moving field body (4) are installed in the elastic seal insulator (2), and moving field body (3) can move in cylinder body (1), the magnetic pole of standing field body 3 and moving field body (4) be two N utmost points or the S utmost point over against and install; Standing field body (4) is electromagnet or permanent magnet, and moving field body (3) is electromagnet or permanent magnet;
Front end at cylinder body is equipped with the moving part of magnetic, and there are first piston (5), leather cup (7) in the back of the moving field body of the moving part of magnetic, connect push rod (9), pull back spring (8), dividing plate (11), dividing plate oil sealing (10), second piston (6), leather cup (7); There is stationary barrier (11) that cylinder body is divided into first moving chamber and slave operation chamber at the middle part of cylinder body (1); The moving part of magnetic, first piston (5) and leather cup (7) are arranged in elder generation's moving chamber, first piston (5) be connected push rod (9) and connect, connect push rod (9) and pass indoor second piston (6) of dividing plate oil sealing (10), dividing plate (11) back and slave operation and be connected; In elder generation's moving chamber pull back spring (8) can be arranged, also can not have pull back spring (8), connect push rod when pull back spring (8) is arranged and pass from pull back spring (8); Slave operation is indoor second piston (6), leather cup (7), and pull back spring (8) can be arranged, and also can not have pull back spring (8); First piston (5) be connected push rod (9), second piston (6), leather cup (7) and form fixing piston group, whole mobile during work; Compensation orifice, fuel feed hole and the oil outlet of elder generation's moving chamber and slave operation chamber are on cylinder body; Distance between the compensation orifice (13) of elder generation's compensation orifice (12) of moving chamber and slave operation chamber is more than or equal to the distance between the leather cup (7) of the leather cup (7) of first moving chamber and slave operation chamber; The elder generation moving chamber can equate with the cross-sectional area of slave operation chamber, also can be unequal;
The circuit of the moving part of magnetic is connected with current controller, and current controller is connected with the circuit of speed of a motor vehicle scanner with the gear rotational speed instrument, the master cock of current controller and the below that is connected or is installed in brake pedal.
2. magnetic pressure two-chamber cellular-type master brake cylinder according to claim 1 is characterized in that: adopt the moving part of magnetic to replace outside mechanical push rod or push rod to promote master brake cylinder in the working process of magnetic pressure two-chamber cellular-type master brake cylinder.
3. magnetic pressure two-chamber cellular-type master brake cylinder according to claim 1, it is characterized in that: the size of the magnetic field force of the moving part of the magnetic of magnetic pressure two-chamber cellular-type master brake cylinder can be controlled the wheel anti-lock function when playing emergency braking by current controller cooperates to adjust electrical current with speed of a motor vehicle scanner and gear rotational speed instrument size.
4. magnetic pressure two-chamber cellular-type master brake cylinder according to claim 1, it is characterized in that: the magnetic pressure two-chamber cellular-type master brake cylinder of magnetic pressure two-chamber cellular-type master brake cylinder car when cooperating with brake wheel cylinder can only be adorned a magnetic pressure two-chamber cellular-type master brake cylinder, and the magnetic pressure two-chamber cellular-type master brake cylinder of two or two above quantity also can be installed; Namely be: a magnetic pressure two-chamber cellular-type master brake cylinder can connect the brake wheel cylinder of two or two above quantity, perhaps magnetic pressure two-chamber cellular-type master brake cylinder connects the brake wheel cylinder of a side of an automobile, and perhaps magnetic pressure two-chamber cellular-type master brake cylinder connects the brake wheel cylinder of an automobile.
5. magnetic pressure two-chamber cellular-type master brake cylinder according to claim 1 is characterized in that: morning time of leather cup (7) the sealing compensation orifice (13) that the time ratio slave operation of magnetic pressure two-chamber cellular-type master brake cylinder leather cup (7) sealing compensation orifice (12) in elder generation's moving chamber when work is indoor.
6. magnetic pressure two-chamber cellular-type master brake cylinder according to claim 1, it is characterized in that: the first piston (5) of magnetic pressure two-chamber cellular-type master brake cylinder be connected push rod (9) and can separate and be assembled into an integral body again after making, perhaps first piston (5) be connected push rod (9) and manufacture an integral body; Second piston (6) be connected push rod (9) and can separate and be assembled into an integral body again after making, perhaps second piston (6) be connected push rod (9) and manufacture an integral body; When integral body was made, connecting push rod (9) can not manufacture as a whole with first piston (5) and second piston (6) simultaneously.
7. magnetic pressure two-chamber cellular-type master brake cylinder according to claim 1, it is characterized in that: the dividing plate (11) of magnetic pressure two-chamber cellular-type master brake cylinder can separate with cylinder body (1) and is assembled into an integral body again after making, and perhaps manufactures dividing plate (11) and cylinder body (1) as a whole; Cylinder body (1) and dividing plate (11) manufacture as a whole after, then the rear end of cylinder body (1) is provided with the port that can seal, second piston (6) and leather cup (7) that slave operation is indoor are packed into from the back of cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320041817 CN203063933U (en) | 2013-01-25 | 2013-01-25 | Magnetic-pressure dual-cavity separated type brake main cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320041817 CN203063933U (en) | 2013-01-25 | 2013-01-25 | Magnetic-pressure dual-cavity separated type brake main cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203063933U true CN203063933U (en) | 2013-07-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320041817 Expired - Fee Related CN203063933U (en) | 2013-01-25 | 2013-01-25 | Magnetic-pressure dual-cavity separated type brake main cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203063933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085797A (en) * | 2013-01-25 | 2013-05-08 | 余虹仪 | Magnetic-pressure double cavity separated brake master cylinder |
-
2013
- 2013-01-25 CN CN 201320041817 patent/CN203063933U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085797A (en) * | 2013-01-25 | 2013-05-08 | 余虹仪 | Magnetic-pressure double cavity separated brake master cylinder |
| CN103085797B (en) * | 2013-01-25 | 2015-05-13 | 余虹仪 | Magnetic-pressure double cavity separated brake master cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20140125 |