CN201472163U - Electric clutch booster cylinder - Google Patents
Electric clutch booster cylinder Download PDFInfo
- Publication number
- CN201472163U CN201472163U CN2009201462318U CN200920146231U CN201472163U CN 201472163 U CN201472163 U CN 201472163U CN 2009201462318 U CN2009201462318 U CN 2009201462318U CN 200920146231 U CN200920146231 U CN 200920146231U CN 201472163 U CN201472163 U CN 201472163U
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- CN
- China
- Prior art keywords
- clutch
- electromagnetic valve
- servo cylinder
- magnetic
- magnetic piston
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to an electric clutch booster cylinder, which comprises a clutch pedal. The clutch pedal is connected with a current control box which is connected with an electromagnetic valve, the electromagnetic valve is connected with a magnetic piston via a return spring, the magnetic piston is connected with a power lever which drives the clutch to be connected or disconnected, and the electromagnetic valve, the return spring, the magnetic piston and a portion of the power lever are disposed in a casing of the booster cylinder. The electric clutch booster cylinder is simple in structure, short in dead time, low in cost, stable in system, long in service life and easy in overhaul.
Description
Technical field
The utility model relates to a kind of clutch equipment.Be specifically related to a kind of electric clutch servo cylinder.
Background technology
Existing clutch power-assisted cylinder is divided into three kinds: vapour-pressure type, fluid pressure type and hybrid.
Now only the constructional feature of hybrid clutch servo cylinder is described below: the air pressure strengthener of power-transfer clutch is located in the hydraulic control mechanism, with compressed air brake system and the shared cover compression air source of other pneumatic equipments.They mainly are made up of four major parts such as pneumatic control valve, hydraulic actuating cylinder, power piston, housing.For the degree that makes chaufeur perception at any time and control clutch separate or engage, the power output of air pressure strengthener becomes certain increasing function relation with clutch-pedal travel.
Principle of work is as follows: during let slip the clutch, the hydraulic oil that extrudes from clutch mass cylinder enters the servo-unit inner chamber by oil pipe, increase along with pedal stroke, the oil mass that enters servo-unit increases, and oil pressure is increased, at this moment hydraulic oil promotion piston and core bar diaphragm assembly move to right, the deflation hole of core bar end is raised valve and blocks, and open poppet, enter the left chamber of power piston like this by the right chamber of core bar diaphragm assembly from the pressurized air of air receiver, along with the poppet valve opening travel increases, pressurized air propulsion power piston and push rod, hydraulic piston and push rod move to right and promote the clutch throw-out fork rotation, the bearing that disengages the clutch promotes the lever gasket ring forward, thereby disengages the clutch.When release the clutch pedal, oil pressure descends, under the effect of platen spring, anti-push rod and hydraulic piston, push rod and power piston, pressurized air is moved to the left core bar diaphragm assembly, poppet valve cuts out under the effect of pull back spring, and the pressurized air in right chamber of diaphragm and chamber, a power piston left side flows into chamber, a diaphragm left side by the deflation hole in the core bar, through the breather stem vent plug exhaust to atmosphere.Under the effect of hydraulic piston push rod, hydraulic piston return, the anti-clutch mass cylinder that flows into of hydraulic oil.
The shortcoming of said structure is: complex structure, manufacturing cost height.The fault rate height especially is difficult to " soft fault " judging and handle.And during et out of order, it is complicated to detect maintenance, gas circuit, and oil circuit has or not sews, and each parts all will be checked.
The utility model content
The purpose of this utility model provides a kind of simple in structure, and lag time is short, and cost is low, system stability, and the life-span is long, easy-to-maintain electric clutch servo cylinder.
In order to achieve the above object, the utility model has following technical scheme:
A kind of electric clutch servo cylinder of the present utility model, comprise pedal of clutch, this pedal of clutch is connected with the current control box, the current control box is connected with electromagnetic valve, electromagnetic valve is connected with magnetic piston by retracing spring, magnetic piston is connected with the power rail that drives disengaging of clutch or combination, and the part of described electromagnetic valve, retracing spring, magnetic piston and power rail is positioned at the servo cylinder housing.
Wherein, described electromagnetic valve is positioned at an end of servo cylinder housing, is positioned at the other end of servo cylinder housing by retracing spring and electromagnetic valve bonded assembly magnetic piston; Described power rail is a pull bar, and an end of this pull bar is connected with magnetic piston, and the other end stretches out outside the servo cylinder housing.
Wherein, an end of described retracing spring is connected with the servo cylinder inner walls, and the other end is connected with magnetic piston; Described power rail is a push rod, and an end of this push rod is connected with magnetic piston, and the other end passes electromagnetic valve and stretches out outside the servo cylinder housing.
Wherein, described electromagnetic valve is a proportion magnetic valve, described current control box is made up of input coil, power winding, magnetic core, mobile magnetic core, wherein, input coil is around an end of magnetic core, power winding is around the other end of magnetic core, and mobile magnetic core is positioned at the central authorities of magnetic core and connects in pedal of clutch, and power winding is connected with proportion magnetic valve.
Owing to taked above technical scheme, advantage of the present utility model is:
1, the utility model has fully phased out complicated air-channel system and oil piping system, utilizes pedal stroke control current amount, disengages the clutch or combination, and lag time is short, and is simple in structure, greatly reduces cost of manufacture.
2, the utility model system stability, fault rate is low, long service life.
When 3, being out of order, overhaul fairly simplely, check that the circuit of each several part is just known the where is it fault, and repair cost is low.
Description of drawings
Fig. 1 is the scheme drawing of the utility model embodiment 1;
Fig. 2 is the scheme drawing of the utility model embodiment 2;
Fig. 3 is the scheme drawing of the utility model current control box.
Among the figure: 1, servo cylinder housing; 2, current control box; 3, retracing spring; 4, magnetic piston; 5, power rail (pull bar or push rod); 6, electromagnetic valve; 7, pedal of clutch; 8, input coil; 9, power winding; 10, mobile magnetic core; 11, magnetic core.
The specific embodiment
Following examples are used to illustrate the utility model, but are not used for limiting scope of the present utility model.
Embodiment 1: referring to Fig. 1, a kind of electric clutch servo cylinder of the present utility model, form by servo cylinder housing 1, current control box 2, retracing spring 3, magnetic piston 4, pull bar 5, electromagnetic valve 6, wherein, be positioned at the left end of servo cylinder housing 1 with current control box 2 bonded assembly electromagnetic valves 6, electromagnetic valve 6 is connected with the magnetic piston 4 that is positioned at servo cylinder housing 1 right-hand member by retracing spring 3, and magnetic piston 4 is connected with pull bar 6, stretches out outside the servo cylinder housing 1.
The principle of work of present embodiment is: let slip the clutch, pedal assembly end connect current control box 2, and current control box 2 can be pro rata distributed electric current according to pedal stroke.Pedal stroke is directly proportional with the magnitude of current of current control box 2.Pedal stroke increases, and the electric weight of current control box 2 increases; Otherwise electric weight reduces.Current control box 2 is connected with electromagnetic valve 6, forms the loop.When current control box 2 produced electric current by electromagnetic valve 6, the coil in the electromagnetic valve 6 produced magnetic force, attracted magnetic piston 4, made it retracing spring 3 and was moved to the left, and was moved to the left thereby drive pull bar 5, disengaged the clutch.When release the clutch pedal, current control box 2 no longer includes electric current to be passed through, and the magnet coil magnetic force in the electromagnetic valve 6 disappears, and magnetic piston 4 resets under the effect of retracing spring 3, the power-transfer clutch combination.
Embodiment 2: referring to Fig. 2, a kind of electric clutch servo cylinder of the present utility model, form by servo cylinder housing 1, current control box 2, retracing spring 3, magnetic piston 4, push rod 5, electromagnetic valve 6, wherein, one end of retracing spring 3 is connected with servo cylinder housing 1 inwall, and the other end is connected with magnetic piston 4; Described power rail is a push rod 5, and an end of this push rod 5 is connected with magnetic piston 4, and the other end passes electromagnetic valve 6 and stretches out outside the servo cylinder housing 1.
The principle of work of present embodiment is: let slip the clutch, pedal assembly end connect current control box 2, and current control box 2 can be pro rata distributed electric current according to pedal stroke.Pedal stroke is directly proportional with the magnitude of current of current control box 2.Pedal stroke increases, and the electric weight of current control box 2 increases; Otherwise electric weight reduces.Current control box 2 is connected with electromagnetic valve 6, forms the loop.When current control box 2 produced electric current by electromagnetic valve 6, the coil in the electromagnetic valve 6 produced magnetic force, attracted magnetic piston 4, made it retracing spring 3 and moved right, and moved right thereby drive push rod 5, disengaged the clutch.When release the clutch pedal, current control box 2 no longer includes electric current to be passed through, and the magnet coil magnetic force in the electromagnetic valve 6 disappears, and magnetic piston 4 resets under the effect of retracing spring 3, the power-transfer clutch combination.
Referring to Fig. 3, the structure of current control box of the present utility model is: described current control box 2 is made up of input coil 8, power winding 9, magnetic core 11, mobile magnetic core 10, wherein, input coil 8 is around an end of magnetic core 11, power winding 9 is around the other end of magnetic core 11, mobile magnetic core 10 is positioned at the central authorities of magnetic core 11 and connects in pedal of clutch 7, and power winding 9 is connected with proportion magnetic valve 6.Its principle is: input coil 8 power connections, mobile magnetic core 10 changes magnetic flow through pedal of clutch 7 up-and-down movements, thereby changes the voltage of power winding 9, realizes the change of clutch stroke with the magnetic force of control ratio electromagnetic valve 6.Wherein, source of AC can be taken out by the out-put supply of electrical generator without rectification.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give exhaustive to all embodiments.Everyly belong to the row that conspicuous variation that the technical solution of the utility model extends out or change still are in protection domain of the present utility model.
Claims (4)
1. electric clutch servo cylinder, comprise pedal of clutch, it is characterized in that: described pedal of clutch is connected with the current control box, the current control box is connected with electromagnetic valve, electromagnetic valve is connected with magnetic piston by retracing spring, magnetic piston is connected with the power rail that drives disengaging of clutch or combination, and the part of described electromagnetic valve, retracing spring, magnetic piston and power rail is positioned at the servo cylinder housing.
2. a kind of electric clutch servo cylinder as claimed in claim 1 is characterized in that: described electromagnetic valve is positioned at an end of servo cylinder housing, is positioned at the other end of servo cylinder housing by retracing spring and electromagnetic valve bonded assembly magnetic piston; Described power rail is a pull bar, and an end of this pull bar is connected with magnetic piston, and the other end stretches out outside the servo cylinder housing.
3. a kind of electric clutch servo cylinder as claimed in claim 1 is characterized in that: an end of described retracing spring is connected with the servo cylinder inner walls, and the other end is connected with magnetic piston; Described power rail is a push rod, and an end of this push rod is connected with magnetic piston, and the other end passes electromagnetic valve and stretches out outside the servo cylinder housing.
4. a kind of electric clutch servo cylinder as claimed in claim 1, it is characterized in that: described electromagnetic valve is a proportion magnetic valve, described current control box is made up of input coil, power winding, magnetic core, mobile magnetic core, wherein, input coil is around an end of magnetic core, power winding is around the other end of magnetic core, and mobile magnetic core is positioned at the central authorities of magnetic core and connects in pedal of clutch, and power winding is connected with proportion magnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201462318U CN201472163U (en) | 2009-03-25 | 2009-03-25 | Electric clutch booster cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201462318U CN201472163U (en) | 2009-03-25 | 2009-03-25 | Electric clutch booster cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201472163U true CN201472163U (en) | 2010-05-19 |
Family
ID=42408409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201462318U Expired - Fee Related CN201472163U (en) | 2009-03-25 | 2009-03-25 | Electric clutch booster cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201472163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564903A (en) * | 2014-12-29 | 2015-04-29 | 潍柴动力股份有限公司 | Hydraulic oil cylinder, hydraulic clutch operation mechanism and control method |
| CN110094437A (en) * | 2019-04-10 | 2019-08-06 | 东风商用车有限公司 | A kind of clutch Bit andits control sluggishness removing method |
-
2009
- 2009-03-25 CN CN2009201462318U patent/CN201472163U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104564903A (en) * | 2014-12-29 | 2015-04-29 | 潍柴动力股份有限公司 | Hydraulic oil cylinder, hydraulic clutch operation mechanism and control method |
| CN110094437A (en) * | 2019-04-10 | 2019-08-06 | 东风商用车有限公司 | A kind of clutch Bit andits control sluggishness removing method |
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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: 20100519 Termination date: 20120325 |