CN105626463A

CN105626463A - Energy-saving brake boosting vacuumizing electromagnetic equipment

Info

Publication number: CN105626463A
Application number: CN201610082789.9A
Authority: CN
Inventors: 徐大钟
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-06
Filing date: 2016-02-06
Publication date: 2016-06-01

Abstract

The invention discloses energy-saving brake boosting vacuumizing electromagnetic equipment and belongs to the field of automobile hydraulic brake vacuum boosting. An electromagnetic coil of the equipment is arranged outside a negative pressure shell; a protective shell is fixed to the negative pressure shell; an air suction pipe is fixed to the lower end of the negative pressure shell; an air outlet valve is fixed to the inside of a central hole of the negative pressure shell; iron core springs and an induced magnetism piston are disposed in the negative pressure shell; the iron core springs press the induced magnetism piston; air pass sealing plates seal an air suction channel of an air suction cavity and an air suction channel of an air extruding cavity correspondingly; a fixed plug is fixed in a plug hole in the induced magnetism piston; and a sealing cap is mounted on an annular sealing surface of the induced magnetism piston. The energy-saving brake boosting vacuumizing electromagnetic equipment is compact in structure, small in vibration, high in utilization rate of electric energy, strong in power, suitable for being mounted on vacuum boosting type hydraulic brake electric automobiles and vacuum boosting type hydraulic brake internal combustion engine automobiles for usage, capable of normally generating vacuum and achieving vacuum boosting after an internal combustion engine stops running, good in market prospect of industrialization, high in commercial value and quite convenient to manufacture and use.

Description

Energy-conservation brake boost evacuation electromagnetic equipment

Technical field

The present invention relates to a kind of energy-conservation brake boost evacuation electromagnetic equipment for producing vacuum power to the vacuum booster of the master cylinder of automobile.

Background technology

The vacuum pump used on traditional automobile is to adopt bias to lay eggs formula, and laing eggs produces suction when rotated and carry out bleeding and producing vacuum.

Summary of the invention

That the present invention relates in order that provide a kind of electromagnetic linear to pull piston movement to bleed and produce manufacture and the method thereof of the energy-conservation brake boost evacuation electromagnetic equipment of vacuum.

For achieving the above object, energy-conservation brake boost evacuation electromagnetic equipment of the present invention mainly includes protecting crust, solenoid, negative pressure shell, aspirating hole, cross airtight shrouding, ball sealer or seal cone, iron core spring, answers magnetic piston, fixing plug, internal taper hole, passage, air outlet valve, exhaust tube, field controller, electronic remote controller; Or, mainly include protecting crust, solenoid, negative pressure shell, aspirating hole, cross airtight shrouding, ball sealer or seal cone, iron core spring, answer magnetic piston, fixing plug, internal taper hole, passage, air outlet valve, exhaust tube, field controller.

Being provided with solenoid in protecting crust, solenoid is fixed on the upper part outside negative pressure shell, and protecting crust is fixed on the outside protection solenoid on the top of negative pressure shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest protects exhaust tube not oppressed lower than negative pressure shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile.

The circuit connecting solenoid is connected with field controller, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receptor of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust; Or, the circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust.

Airtight shrouding, iron core spring were installed in negative pressure shell, answered magnetic piston, fixing plug, iron core spring is arranged on the upper part of the inner chamber of negative pressure shell, magnetic piston is answered to be arranged on the lower part of inner chamber of negative pressure shell, the top, upper end of iron core spring is pressed in the upper end of inner chamber of negative pressure shell, lower end is pressed in the upper end answering magnetic piston, answers magnetic piston can slide up and down at the interior intracavity of negative pressure shell; In the upper end surface of the lower sections of protrusion platform answering the consent in magnetic piston, airtight shrouding was installed, being provided with to fix in consent and fill in the displacement limited when airtight shrouding moves up, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent fixes the two ends filled in; The above of annular sealing surface crossing the upper end that airtight shrouding is arranged on the protrusion platform answered in magnetic piston can move up and down, cross and the passage bled answered on magnetic piston when the sealing surface below airtight shrouding coordinates with annular sealing surface and seals, can be closed, cross when the sealing surface below airtight shrouding separates with annular sealing surface and can open the passage bled answered on magnetic piston; Inside lower part at negative pressure shell was provided with the protrusion platform sealing of airtight shrouding and the lower end in negative pressure shell; Cross airtight shrouding to coordinate with the annular sealing surface protruding platform and can seal or open the passage bled in entrance negative pressure shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of negative pressure shell of magnetic piston is pumping chamber; When answering magnetic descent of piston, the lumen portion answering the negative pressure shell of magnetic piston upper part is squish chamber. Being fixed with exhaust tube at the aspirating hole place of the lower end of negative pressure shell, the other end of exhaust tube is connected with vacuum tank, and the endoporus of exhaust tube communicates with aspirating hole and vacuum tank; Being provided with air outlet valve in the upper end of negative pressure shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of negative pressure shell, and the upper surface of negative pressure shell is exposed in the upper end of air outlet valve.

The material of described protecting crust is the material of a kind of type in metal, plastics, nylon, fiberglass or several types; The material of hollow valve body and negative pressure shell adopts the material of a kind of type in metal, plastics, nylon and fiberglass or several types; The material of ball sealer or sealing cone adopts the material of a kind of type in metal, plastics, nylon and rubber or several types; The material crossing airtight shrouding adopts the material of a kind of type in metal, plastics, nylon and fiberglass or several types; The material answering magnetic piston is able to be subject to the material of magnetic field suction; The material of fixing plug is the material of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types; The material that iron core spring adopts is a kind of type in metal and rubber or two kinds of material, and when adopting elastomeric material, iron core spring is the spring of hollow pipe-type, utilizes the elasticity of rubber and contractility to realize the function of spring.

Described protecting crust is the hollow cavity of annular, hollow cavity has string holes, the parts installed are installed in hollow cavity in field controller, solenoid and negative pressure shell and negative pressure shell, or, the parts installed are installed in hollow cavity in electronic remote controller, field controller, solenoid and negative pressure shell and negative pressure shell; String holes is to allow the hole of insulated electric conductor traverse; The inner of the annular housing of hollow cavity is fixed on negative pressure shell.

For the ease of the processing of protecting crust be easy to accessory to load in protecting crust, described protecting crust is the assembly after segmentation, and after the annular position of protecting crust is divided into two parts, recombinant is together.

The inner chamber of described negative pressure shell is circular cylindrical cavity, and the face of cylinder of cylindrical cavity is smooth curved surface; Upper end on the centrage of inner chamber has centre bore to have aspirating hole traverse negative pressure shell through negative pressure shell, lower end; There is protrusion platform protruding upward at the middle part of the lower end in negative pressure shell, the upper end protruding platform is annular sealing surface, the inside protruding platform is aspirating hole, when the upper end protruding platform is fitted without airtight shrouding, the pumping chamber in negative pressure shell communicated with aspirating hole, and the annular sealing surface protruding platform coordinates with crossing one side below airtight shrouding.

Described annular sealing surface respectively in negative pressure shell protrude platform upper surface and in the sealing neck upper surface answering magnetic piston, be smooth, smooth planar annular, annular sealing surface with mistake airtight shrouding below sealing surface coordinate.

Described air outlet valve includes hollow valve body and ball sealer or seals cone, and hollow valve body is hollow pipe, and internal taper hole is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow pipe internal diameter big, lower sections of is little; There is return-air sealed end the lower end of hollow valve body, the lower surface of return-air sealed end in the lower end of hollow valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with ball sealer or seals cone on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer or sealing cone can be opened when entering, from the endoporus of hollow valve body lower end, the air having pressure and form passage.

For the ease of the processing of negative pressure shell be easy to accessory to load in negative pressure shell, described negative pressure shell is the assembly after segmentation; The upper end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration, the upper part of segmentation place is pump cover, lower part is the main body of negative pressure shell, centre bore is on pump cover, and aspirating hole is at the middle part of the main body lower end of negative pressure shell, and the body combination of pump cover and negative pressure shell becomes a composite entity; Or, the lower end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration, the lower part of segmentation place is pump cover, upper part is the main body of negative pressure shell, aspirating hole is at the middle part of pump cover, centre bore is at the middle part of the upper end of the main body of negative pressure shell, and the body combination of pump cover and negative pressure shell becomes a composite entity.

Described to answer magnetic piston be cylindrical iron core, and the periphery of cylindrical iron core is smooth periphery, has the annular groove of depression on smooth periphery, and annular groove is embedded with sealing ring; Described periphery coordinate with the inner chamber of negative pressure shell can the inner chamber of sealed negative-pressure shell, and can slide at the interior intracavity of negative pressure shell. The upper and lower end face that the cylindrical central portion position of described cylindrical iron core has through hole to run through iron core, the lower part of described through hole is passage, upper part is consent, passage communicates with consent, the protrusion platform of annular protruding upward is had in the bottom of consent, the endoporus protruding platform part is the upper part of passage, protruding the groove having annular between the outside of platform and the consent protruding platform part, the groove of annular disperse for the air buffer memory entered from passage after through on airtight shrouding by hole after entrance squish chamber; The described upper surface protruding platform is smooth annular sealing surface. Described passage is the via allowing air pass through, and below annular sealing surface, communicates with pumping chamber and consent; Described consent is to install and the fixing hole filled in, and protruding above platform and protruding outside platform, communicates with accommodation hole and squish chamber and determines.

Described fixing plug be restriction be arranged on the distance that moves up of the airtight shrouding of mistake protruding platform upper end answered in magnetic piston, centre have the plug of passage, described plug to be that centre has the cylinder of through hole or annular ring or card spring coil; When fixing plug is the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug is annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug is card spring coil, directly jump ring is stuck in consent.

Described annular sealing surface is the sealing surface of the flat smooth of annular, annular sealing surface respectively answer in magnetic piston protrude platform upper end and negative pressure shell protrude platform upper end with mistake airtight shrouding below sealing surface coordinate.

Described internal taper hole is tapered circular hole, and the face of circular hole is inner conical surface; The small end of internal taper hole under, hold upper greatly, inner conical surface coordinates with the sphere of ball sealer or the male cone (strobilus masculinus) of sealing cone, inner conical surface can be sealed under the effect of ball sealer or the gravity sealing cone self, have during suction on ball sealer or sealing cone and can open, by suction, the passage that inner conical surface seals with sphere or male cone (strobilus masculinus); Ball sealer or sealing cone air pressure above are more big, and ball sealer or sealing cone are more good with the gluing, sealing effect of inner conical surface.

The described profile sealing cone is cone or cone cylinder, and the annular surface of cone or cone cylinder is tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone and press under the gravity of self and seal inner conical surface.

The profile of described ball sealer is the surface of spherosome or oval ball, spherosome or oval ball is smooth spherical, and spherical is sealing surface; Inner conical surface is sealed by pressing under the gravity of self when the spherical of ball sealer seals with inner conical surface.

The airtight shrouding of described mistake is circular flat board, and the part that below flat board, one side coordinates with the upper end protruding platform is sealing surface, flat board coordinate with the upper end of protrusion platform beyond part on have and pass through hole; Cross the sealing surface of airtight shrouding for coordinating with the annular sealing surface protruding platform upper end, be used for allowing air pass through by hole.

Described field controller is to control solenoid to produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling the time of electromagnetic field generation and the time length of generation electromagnetic field and producing electromagnetic field.

In order to prevent robber from stealing automobile easily, making robber not have a vacuum servo when driving a car and stopping stealing garage is adopt installing remote device between teacher position key switch and field controller to be switched on and off producing the power-on circuit of electromagnetic field; Described electronic remote controller is to turn on and cuts off the contactor of field controller, and including the switch sections and the electronic telecontrol part that switch on or off circuit, electronic telecontrol part includes remote controller switch and electronic signal receptor; Remote controller switch is carried with for staff, it is simple to staff handles the normal operation of energy-conservation brake boost evacuation electromagnetic equipment and cuts off the control circuit of energy-conservation brake boost evacuation electromagnetic equipment; Described electronic remote controller can have in the present invention, it is also possible to does not have.

Described exhaust tube is the hollow pipe of aspirating hole and the vacuum tank connecting negative pressure shell.

Described aspirating hole be air enter the inner chamber of negative pressure shell through air passing hole, in the centre protruding platform, aspirating hole communicates with the inner chamber of negative pressure shell.

The air extracted in vacuum tank is laid in pumping chamber and is waited to press, and extrudes air at squish intracavity and produces air pressure and discharge outside negative pressure shell; When squish intracavity evacuates gas, pumping chamber communicates with squish chamber; When squish intracavity air-out, pumping chamber is by ball sealer or seals cone and answers the internal taper hole sealing in magnetic piston and disconnect the passage bled in entrance squish chamber.

Described energy-conservation brake boost evacuation electromagnetic equipment, in the process evacuating gas, does not have return spring in controlling bleed-off passage and going out the one-way check valve of air duct; When pumping chamber evacuates gas, answer the opened airtight shrouding of suction that magnetic piston stroking upward produces to open the passage bled with protruding the sealing of platform, the airtight shrouding of mistake being arranged on the annular sealing surface answered on magnetic piston under the effect of self gravitation automatic decline return and close the passage bled of entrance squish intracavity and seal; When evacuating gas in squish chamber, it is arranged on the ball sealer on the internal taper hole of air outlet valve or sealing is bored and utilized the gravity of self to make the passage going out air that ball sealer or sealing are bored automatic decline return and closed on air outlet valve seal, answer magnetic descent of piston to make generation pressure promotion ball sealer or sealing in pumping chamber bore the up passage bled then opened and enter squish intracavity; When squish chamber goes out air, promoting the ball sealer on the internal taper hole of air outlet valve under the effect of outlet pressure or to seal cone up and open the passage air of air outlet valve, the airtight shrouding of mistake being arranged on the annular sealing surface answered on magnetic piston utilizes the gravity of self to make airtight shrouding decline return automatically close and answer the passage bled on magnetic piston to seal.

In order to ensure energy-conservation brake boost evacuation electromagnetic equipment can normal operation, adopt what control field controller with insulated electric conductor teacher position key switch even to connect being switched on and off of circuit; Or, adopt with insulated electric conductor teacher position key switch even and electronic remote controller co-controlling field controller connect being switched on and off of circuit.

Keep the shape of protecting crust to ensure protecting crust that solenoid can be protected without damage, the interior intracavity manufacture at protecting crust has the skeleton of support.

In order to enable to answer magnetic piston to promote the air in the pumping chamber in negative pressure shell to enter squish intracavity, iron core spring is adopted to answer magnetic piston to move down the power air in pumping chamber being clamp-oned squish chamber as promoting.

During use, the power-on circuit of insulated electric conductor and field controller directly connected by teacher of the opening position key switch, or, pressing the starting button of remote controller switch after the power-on circuit of teacher of the opening position key ON electronic remote controller, electronic signal receptor receives and starts the circuit that signal is followed by leading to electronic remote controller with field controller; Field controller is connected the power-on circuit of solenoid and is produced electromagnetic field, the captivation that electromagnetic field produces pulls the pressure answering magnetic piston overpowers iron core spring to move up, when answering magnetic piston to start up, the airtight shrouding of mistake being arranged on the annular sealing surface answered in magnetic piston under the effect of the gravity of self descending return and close air enter squish chamber passage; When answering magnetic piston stroking upward, the up of magnetic piston is answered to make the air of squish intracavity create pressure, there is the air of pressure to promote ball sealer from the internal taper hole that the endoporus of the sealed end of air outlet valve lower end enters in air outlet valve or to seal cone up and open the sealing passage of air outlet valve, make the air of squish intracavity enter after air outlet valve in air; Answer magnetic piston when up, magnetic piston is answered also to make to create in pumping chamber pull of vacuum, airtight shrouding was moved in pull of vacuum suction made the annular sealing surface of airtight shrouding and protrusion platform separate, air in vacuum tank enters into protrusion platform from exhaust tube through aspirating hole, enters answering pumping chamber magnetic piston below in negative pressure shell in by hole then through crossing on airtight shrouding.

Answer magnetic piston stroking upward move to compression iron core spring compression stage spacing time, the power-on circuit of field controller cutoff solenoid, electromagnetic field disappear, answer magnetic piston descending under the promotion of iron core spring; When answering magnetic piston to start descending, descending return under the effect of the airtight shrouding of mistake protruded on platform upper surface being arranged in negative pressure shell lower end negative pressure of vacuum under the effect of self gravitation and in vacuum tank and close the bleed-off passage that enters pumping chamber, ball sealer in air outlet valve or seal cone under the effect of the gravity of self descending return and seal the inner conical surface of air outlet valve, cut off the outlet passageway in squish chamber; Answer magnetic piston when descending, air that magnetic piston is forced in pumping chamber is answered to make air produce internal pressure, the air having pressure enters into from the passage answered in magnetic piston that to answer the annular sealing surface protruding platform upper end in magnetic piston to continue after upwards washing with the mistake of ring packing face seal the displacement of airtight shrouding open up, through mistake on airtight shrouding by hole after then through the passage in fixing plug after enter squish intracavity.

Answer magnetic piston descending when putting in place under the promotion of iron core spring, the airtight shrouding of mistake descending the annular sealing surface under the effect of the gravity of self being arranged on the upper surface protruding platform answered in magnetic piston is shut and is made air not return pumping chamber, now, field controller is connected again the power-on circuit of solenoid and is again produced electromagnetic field and make to answer magnetic piston stroking upward; What so circulate is switched on and off circuit, makes solenoid generation electromagnetic field pull and answers magnetic piston stroking upward and allow the promotion of iron core spring answer magnetic descent of piston, constantly the air in vacuum tank is extracted out and enter in air.

A kind of manufacture method of energy-conservation brake boost evacuation electromagnetic equipment, it is characterised in that:

During fabrication, protecting crust adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass or several types; Hollow valve body and negative pressure shell adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; Ball sealer or sealing cone adopt the material manufacture of a kind of type in metal, plastics, nylon and rubber or several types; Cross airtight shrouding and adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; Magnetic piston is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy; Fixing plug adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types; Iron core spring adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, iron core spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring.

Protecting crust creates the hollow cavity of annular, and hollow cavity manufactures to be had string holes, string holes to create to allow the hole of insulated electric conductor traverse; The parts installed are installed in hollow cavity in field controller, solenoid and negative pressure shell and negative pressure shell, or, the parts installed are installed in hollow cavity in electronic remote controller, field controller, solenoid and negative pressure shell and negative pressure shell; The inner of the annular housing of hollow cavity is fixed on negative pressure shell.

In order to convenient for assembly, during fabrication, after protecting crust is divided into two parts manufacture from annular position, recombinant is together for protecting crust.

The inner chamber of negative pressure shell creates the cavity of cylinder, and the periphery of cylindrical cavity creates smooth curved surface; Upper end on the centrage of inner chamber manufactures to have has aspirating hole traverse negative pressure shell through the centre bore of negative pressure shell, lower end manufacture; The middle part of the lower end in negative pressure shell manufactures protrusion platform protruding upward, the upper end protruding platform creates annular sealing surface, the inside protruding platform creates aspirating hole, when the upper end protruding platform was fitted without airtight shrouding, pumping chamber in negative pressure shell communicates with aspirating hole, and the annular sealing surface protruding platform coordinates with crossing one side below airtight shrouding.

Described annular sealing surface manufactures the upper surface protruding platform in negative pressure shell respectively and manufactures in the sealing neck upper surface answering magnetic piston, creates smooth, smooth planar annular, and annular sealing surface coordinates with the sealing surface crossed below airtight shrouding.

Air outlet valve creates hollow valve body and ball sealer or seals cone two parts, hollow valve body creates hollow pipe, internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little; The lower end of hollow valve body manufactures return-air sealed end, the lower surface of return-air sealed end manufactures and creates internal taper hole in the lower end of hollow valve body, upper surface, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with ball sealer or seals cone on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer or sealing cone can be opened when entering, from the endoporus of hollow valve body lower end, the air having pressure and form passage.

For the ease of the processing of negative pressure shell be easy to accessory to load in negative pressure shell, described negative pressure shell creates the assembly after segmental machining manufactures; The upper end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration manufacture, the upper part of segmentation place creates pump cover, lower part creates the main body of negative pressure shell, centre bore manufactures on pump cover, aspirating hole manufactures at the middle part of the main body lower end of negative pressure shell, and it is a composite entity that pump cover and the main body after negative pressure shell are combined into after manufacturing; Or, the lower end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration manufacture, the lower part of segmentation place creates pump cover, upper part creates the main body of negative pressure shell, aspirating hole manufactures at the middle part of pump cover, it is a composite entity that centre bore manufacture is combined into after the main body of the middle part of the upper end of the main body of negative pressure shell, pump cover and negative pressure shell manufactures.

Answering magnetic piston to create the iron core of cylinder, the periphery of cylindrical iron core creates smooth periphery, manufactures the annular groove having depression on smooth periphery, and annular groove is embedded with sealing ring; Described periphery coordinate with the inner chamber of negative pressure shell can the inner chamber of sealed negative-pressure shell, and can slide at the interior intracavity of negative pressure shell. The cylindrical central portion position of described cylindrical iron core manufactures the through hole having the upper and lower end face running through iron core, the lower part of described through hole creates passage, upper part creates consent, the protrusion platform having annular protruding upward is manufactured in the bottom of consent, the endoporus protruding platform part manufactures the upper part of passage, manufacture, protruding, the groove having annular between the outside of platform and the consent protruding platform part, the groove of annular disperse for the air buffer memory entered from passage after through on airtight shrouding by hole after entrance squish chamber; The described upper surface protruding platform creates smooth annular sealing surface. Described passage creates the via allowing air pass through, and manufactures below annular sealing surface, communicates with pumping chamber and consent; Described consent creates to be installed and the fixing hole filled in, and manufactures protruding above platform and protruding outside platform, communicates with accommodation hole and squish chamber fixed.

Fixing plug creates centre to be had the plug of passage, described plug to create centre to have the cylinder of through hole or annular ring or card spring coil, it is possible to restriction is arranged on the distance answering the airtight shrouding of mistake protruding platform upper end in magnetic piston to move up; When fixing plug creates the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug creates annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug creates card spring coil, directly jump ring is stuck in consent.

Described internal taper hole creates tapered circular hole, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, inner conical surface can be sealed under the effect of ball sealer or the gravity sealing cone self, can open, by suction, the passage that inner conical surface seals with sphere or male cone (strobilus masculinus) at ball sealer or when sealing and have suction above cone; Ball sealer or sealing cone air pressure above are more big, and ball sealer or sealing cone are more good with the gluing, sealing effect of inner conical surface.

Sealing cone and create cone or cone cylinder, the annular surface of cone or cone cylinder creates tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone and press under the gravity of self and seal inner conical surface.

The profile of ball sealer creates the surface of spherosome or oval ball, spherosome or oval ball and creates smooth spherical, and spherical is sealing surface; Inner conical surface is sealed by pressing under the gravity of self when the spherical of ball sealer seals with inner conical surface.

Crossing airtight shrouding and create the flat board of circle, below flat board, one side creates sealing surface with the part that coordinates of upper end protruding platform, flat board coordinate with the upper end of protrusion platform beyond part on manufacture have and allow what gas passed through to pass through hole; The sealing surface crossing airtight shrouding coordinates with the annular sealing surface protruding platform upper end.

Field controller creates and controls solenoid and produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time again after controlling time and the length producing the electromagnetic field time that electromagnetic field produces and every time producing electromagnetic field.

In order to prevent robber from stealing automobile easily, making robber not have a vacuum servo when driving a car and stopping stealing garage is adopt installing remote device between teacher position key switch and field controller to be switched on and off producing the power-on circuit of electromagnetic field; Described electronic remote controller creates the contactor being switched on and off field controller, and including the switch sections and the electronic telecontrol part that switch on or off circuit, electronic telecontrol part includes remote controller switch and electronic signal receptor; Described electronic remote controller can have in the present invention, it is also possible to does not have.

Exhaust tube creates the hollow pipe of aspirating hole and the vacuum tank connecting negative pressure shell.

Aspirating hole create air enter negative pressure shell inner chamber through via, manufacture in the centre protruding platform, aspirating hole communicates with the inner chamber of negative pressure shell.

Being provided with solenoid in protecting crust, solenoid is fixed on the upper part outside negative pressure shell, and protecting crust is fixed on the outside protection solenoid on the top of negative pressure shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest protects exhaust tube not oppressed lower than negative pressure shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile. The circuit connecting solenoid is connected with field controller, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receptor of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust; Or, the circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust. Airtight shrouding, iron core spring were installed in negative pressure shell, answered magnetic piston, fixing plug, iron core spring is arranged on the upper part of the inner chamber of negative pressure shell, magnetic piston is answered to be arranged on the lower part of inner chamber of negative pressure shell, the top, upper end of iron core spring is pressed in the upper end of inner chamber of negative pressure shell, lower end is pressed in the upper end answering magnetic piston, answers magnetic piston can slide up and down at the interior intracavity of negative pressure shell; In the upper end surface of the lower sections of protrusion platform answering the consent in magnetic piston, airtight shrouding was installed, being provided with to fix in consent and fill in the displacement limited when airtight shrouding moves up, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent fixes the two ends filled in; The above of annular sealing surface crossing the upper end that airtight shrouding is arranged on the protrusion platform answered in magnetic piston can move up and down, cross and the passage bled answered on magnetic piston when the sealing surface below airtight shrouding coordinates with annular sealing surface and seals, can be closed, cross when the sealing surface below airtight shrouding separates with annular sealing surface and can open the passage bled answered on magnetic piston; Inside lower part at negative pressure shell was provided with the protrusion platform sealing of airtight shrouding and the lower end in negative pressure shell; Cross airtight shrouding to coordinate with the annular sealing surface protruding platform and can seal or open the passage bled in entrance negative pressure shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of negative pressure shell of magnetic piston is pumping chamber; When answering magnetic descent of piston, the lumen portion answering the negative pressure shell of magnetic piston upper part is squish chamber. Being fixed with exhaust tube at the aspirating hole place of the lower end of negative pressure shell, the other end of exhaust tube is connected with vacuum tank, and the endoporus of exhaust tube communicates with aspirating hole and vacuum tank; Being provided with air outlet valve in the upper end of negative pressure shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of negative pressure shell, and the upper surface of negative pressure shell is exposed in the upper end of air outlet valve.

The compact conformation of the present invention energy-conservation brake boost evacuation electromagnetic equipment, vibrate little, utilization rate of electrical is high, powerful, the electric automobile and the internal-combustion engines vehicle that are suitable for vacuum servo formula hydraulic braking are installed and used, and also are able to produce vacuum normally and realize vacuum servo after internal combustion engine shuts down; The market prospect of industrialization is good, commercial value is high, manufactures and uses all very convenient.

Accompanying drawing explanation

Fig. 1 and Fig. 2 is the structural representation of energy-conservation brake boost evacuation electromagnetic equipment.

Fig. 3 is the structural representation answering magnetic piston;

Fig. 4 is the schematic appearance of the top view answering magnetic piston.

Shown in figure: protecting crust 1, foot rest 2, exhaust tube 3, negative pressure shell 4, hollow valve body 5, iron core spring 6, answer magnetic piston 7, ball sealer 8 or seal cone 8, fixing plug 10, cross airtight shrouding 11, by hole 12, solenoid 13, consent 14, annular sealing surface 15, passage 16.

Detailed description of the invention

The present invention energy-conservation brake boost evacuation electromagnetic equipment mainly includes protecting crust 1, solenoid 13, negative pressure shell 4, aspirating hole, cross airtight shrouding 11, ball sealer 8 or seal cone 8, iron core spring 6, answers magnetic piston 7, fixing plug 10, internal taper hole, passage 16, air outlet valve, exhaust tube 3, field controller, electronic remote controller; Or, mainly include protecting crust 1, solenoid 13, negative pressure shell 4, aspirating hole, cross airtight shrouding 11, ball sealer 8 or seal cone 8, iron core spring 6, answer magnetic piston 7, fixing plug 10, internal taper hole, passage 16, air outlet valve, exhaust tube 3, field controller.

Being provided with solenoid 13 in protecting crust 1, solenoid 13 is fixed on the upper part outside negative pressure shell 4, and protecting crust 1 is fixed on the outside protection solenoid 13 on the top of negative pressure shell 4; Below the outside of protecting crust 1, one side is fixed with foot rest 2, and the lower end of foot rest 2 protects exhaust tube 3 not oppressed lower than negative pressure shell 4 lower end, and the lower end of foot rest 2 is fixed on the vehicle frame of automobile.

The circuit connecting solenoid 13 is connected with field controller, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, and the electronic signal receptor of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust 1; Or, the circuit connecting solenoid 13 is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust 1.

Airtight shrouding 11, iron core spring 6 were installed in negative pressure shell 4, answered magnetic piston 7, fixing plug 10, iron core spring 6 is arranged on the upper part of the inner chamber of negative pressure shell 4, magnetic piston 7 is answered to be arranged on the lower part of inner chamber of negative pressure shell 4, the top, upper end of iron core spring 6 is pressed in the upper end of inner chamber of negative pressure shell 4, lower end is pressed in the upper end answering magnetic piston 7, answers magnetic piston 7 can slide up and down at the interior intracavity of negative pressure shell 4; In the upper end surface of the lower sections of protrusion platform of the consent 14 answered in magnetic piston 7, airtight shrouding 11 was installed, being provided with fixing plug 10 in consent 14 and limited displacement when airtight shrouding 11 moves up, the fixing plug 10 fixing employing interference fit in consent 14 are fixed or threaded engagement is fixed or adopt the two ends that jump ring is stuck in the jump-ring slot in consent 14 fixing plug 10; The above of annular sealing surface 15 crossing the upper end that airtight shrouding 11 is arranged on the protrusion platform answered in magnetic piston 7 can move up and down, cross when airtight shrouding 11 sealing surface below coordinates with annular sealing surface 15 and seals and can close the passage bled answered on magnetic piston 7, cross when airtight shrouding 11 sealing surface below separates with annular sealing surface 15 and can open the passage bled answered on magnetic piston 7; Inside lower part at negative pressure shell 4 was provided with the protrusion platform sealing of airtight shrouding 11 and the lower end in negative pressure shell 4; Cross airtight shrouding 11 to coordinate with the annular sealing surface 15 protruding platform and can seal or open the passage bled in entrance negative pressure shell 4; When answering magnetic piston 7 up, the lumen portion answering the lower sections of negative pressure shell 4 of magnetic piston 7 is pumping chamber; When answering magnetic piston 7 descending, the lumen portion answering the negative pressure shell 4 of magnetic piston 7 upper part is squish chamber. Being fixed with exhaust tube 3 at the aspirating hole place of the lower end of negative pressure shell 4, the other end of exhaust tube 3 is connected with vacuum tank, and the endoporus of exhaust tube 3 communicates with aspirating hole and vacuum tank; Being provided with air outlet valve in the upper end of negative pressure shell 4, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of negative pressure shell 4, and the upper surface of negative pressure shell 4 is exposed in the upper end of air outlet valve.

During fabrication, protecting crust 1 adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types, when protecting crust 1 when adopting elastomeric material to manufacture or after manufacture shaping is soft-shell, it is made to float on gas face first in use the inner chamber inflation of protecting crust 1; Hollow valve body 5 and negative pressure shell 4 adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; Ball sealer 8 or sealing cone 8 adopt the material manufacture of a kind of type in metals, plastics, nylon and rubber or several types; Cross airtight shrouding 11 and adopt the material manufacture of a kind of type in metal, plastics, nylon and fiberglass or several types; Magnetic piston 7 is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy; Fixing plug 10 adopts the material manufacture of a kind of type in metal, plastics, nylon, fiberglass, rubber or several types; Iron core spring 6 adopts a kind of type in metal and rubber or two kinds of material manufacture, and when adopting elastomeric material to manufacture, iron core spring 6 creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring.

Protecting crust 1 creates the hollow cavity of annular, and hollow cavity manufactures to be had string holes, string holes to create to allow the hole of insulated electric conductor traverse; The parts installed are installed in hollow cavity in field controller, solenoid 13 and negative pressure shell 4 and negative pressure shell 4, or, the parts installed are installed in hollow cavity in electronic remote controller, field controller, solenoid 13 and negative pressure shell 4 and negative pressure shell 4; The inner of the annular housing of hollow cavity is fixed on negative pressure shell 4.

In order to convenient for assembly, during fabrication, after protecting crust 1 is divided into two parts manufacture from annular position, recombinant is together for protecting crust 1.

The inner chamber of negative pressure shell 4 creates the cavity of cylinder, and the periphery of cylindrical cavity creates smooth curved surface; Upper end on the centrage of inner chamber manufactures to have has aspirating hole traverse negative pressure shell 4 through the centre bore of negative pressure shell 4, lower end manufacture; The middle part of the lower end in negative pressure shell 4 manufactures protrusion platform protruding upward, the upper end protruding platform creates annular sealing surface 15, the inside protruding platform creates aspirating hole, when the upper end protruding platform was fitted without airtight shrouding 11, pumping chamber in negative pressure shell 4 communicates with aspirating hole, and the annular sealing surface 15 protruding platform coordinates with crossing one side below airtight shrouding 11.

Described annular sealing surface 15 manufactures the upper surface protruding platform in negative pressure shell 4 respectively and manufactures in the sealing neck upper surface answering magnetic piston 7, creating smooth, smooth planar annular, annular sealing surface 15 coordinates with crossing airtight shrouding 11 sealing surface below.

Air outlet valve creates hollow valve body 5 and ball sealer 8 or seals cone 8 two parts, hollow valve body 5 creates hollow pipe, internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little; The lower end of hollow valve body 5 manufactures return-air sealed end, the lower surface of return-air sealed end manufactures and creates internal taper hole in the lower end of hollow valve body 5, upper surface, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with ball sealer 8 or seals cone 8 on the inner conical surface of internal taper hole; The sealing of inner conical surface and ball sealer 8 or sealing cone 8 can be opened when entering, from the endoporus of hollow valve body 5 lower end, the air having pressure and form passage.

For the ease of the processing of negative pressure shell 4 be easy to accessory to load in negative pressure shell 4, described negative pressure shell 4 creates the assembly after segmental machining manufactures; The upper end of the cylindrical cavity body portion in negative pressure shell 4 is divided into two-stage nitration manufacture, the upper part of segmentation place creates pump cover, lower part creates the main body of negative pressure shell 4, centre bore manufactures on pump cover, aspirating hole manufactures at the middle part of the main body lower end of negative pressure shell 4, and it is a composite entity that pump cover and the main body after negative pressure shell 4 are combined into after manufacturing; Or, the lower end of the cylindrical cavity body portion in negative pressure shell 4 is divided into two-stage nitration manufacture, the lower part of segmentation place creates pump cover, upper part creates the main body of negative pressure shell 4, aspirating hole manufactures at the middle part of pump cover, it is a composite entity that centre bore manufacture is combined into after the main body of the middle part of the upper end of the main body of negative pressure shell 4, pump cover and negative pressure shell 4 manufactures.

Answering magnetic piston 7 to create the iron core of cylinder, the periphery of cylindrical iron core creates smooth periphery, manufactures the annular groove having depression on smooth periphery, and annular groove is embedded with sealing ring, described periphery coordinate with the inner chamber of negative pressure shell 4 can the inner chamber of sealed negative-pressure shell 4, and can slide at the interior intracavity of negative pressure shell 4. the cylindrical central portion position of described cylindrical iron core manufactures the through hole having the upper and lower end face running through iron core, the lower part of described through hole creates passage 16, upper part creates consent 14, the protrusion platform having annular protruding upward is manufactured in the bottom of consent 14, the endoporus protruding platform part manufactures the upper part of passage 16, the groove having annular is manufactured between the outside of platform and the consent 14 protruding platform part protruding, the groove of annular for disperse after the air buffer memory that enters from passage 16 through mistake airtight shrouding 11 by hole 12 after enter squish chamber, the described upper surface protruding platform creates smooth annular sealing surface 15. described passage 16 creates the via allowing air pass through, and manufactures below annular sealing surface 15, communicates with pumping chamber and consent 14, described consent 14 creates to be installed and the hole of fixing fixing plug 10, manufactures protruding above platform and protrude outside platform, with hold hole and squish chamber communicate fixed.

Fixing plug 10 creates centre to be had the plug of passage 16, described plug to create centre to have the cylinder of through hole or annular ring or card spring coil, it is possible to restriction is arranged on the distance answering the airtight shrouding 11 of mistake protruding platform upper end in magnetic piston 7 to move up; When fixing plug 10 creates the cylinder that there is through hole centre, the fixing employing interference fit in consent 14 is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent 14 two ends of fixed cylinder; When fixing plug 10 creates annular ring, the two ends that the fixing employing interference fit in consent 14 is fixed or adopted jump ring to be stuck in the jump-ring slot in consent 14 stationary annular circle; When fixing plug 10 creates card spring coil, directly jump ring is stuck in consent 14.

Described internal taper hole creates tapered circular hole, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, inner conical surface can be sealed under the effect of ball sealer 8 or the gravity sealing cone 8 self, can open, by suction, the passage that inner conical surface seals with sphere or male cone (strobilus masculinus) at ball sealer 8 or when sealing and have suction above cone 8; Ball sealer 8 or sealing cone 8 air pressure above are more big, and the gluing, sealing effect of ball sealer 8 or sealing cone 8 and inner conical surface is more good.

Sealing cone 8 and create cone or cone cylinder, the annular surface of cone or cone cylinder creates tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone 8 and press under the gravity of self and seal inner conical surface.

The profile of ball sealer 8 creates the surface of spherosome or oval ball, spherosome or oval ball and creates smooth spherical, and spherical is sealing surface; Inner conical surface is sealed by pressing under the gravity of self when the spherical of ball sealer 8 seals with inner conical surface.

Crossing airtight shrouding 11 and create the flat board of circle, below flat board, one side creates sealing surface with the part that coordinates of upper end protruding platform, flat board coordinate with the upper end of protrusion platform beyond part on manufacture have allow gas passes through by hole 12; The sealing surface crossing airtight shrouding 11 coordinates with the annular sealing surface 15 protruding platform upper end.

Field controller creates and controls solenoid 13 and produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling time and the length producing the electromagnetic field time that electromagnetic field produces and producing electromagnetic field.

Exhaust tube 3 creates the hollow pipe of aspirating hole and the vacuum tank connecting negative pressure shell 4.

Aspirating hole create air enter negative pressure shell 4 inner chamber through via, manufacture in the centre protruding platform, aspirating hole communicates with the inner chamber of negative pressure shell 4.

Keep the shape of protecting crust 1 to ensure protecting crust 1 that solenoid 13 can be protected without damage, the interior intracavity manufacture at protecting crust 1 has the skeleton of support.

In order to make to answer magnetic piston 7 that the air in the pumping chamber in negative pressure shell 4 can be promoted to enter squish intracavity, iron core spring 6 is adopted to answer magnetic piston 7 to move down the power air in pumping chamber being clamp-oned squish chamber as promoting.

The air extracted in vacuum tank is laid in pumping chamber and is waited to press, and extrudes air at squish intracavity and produces air pressure and discharge outside negative pressure shell; When squish intracavity evacuates gas, pumping chamber communicates with squish chamber; When squish intracavity air-out, pumping chamber is by ball sealer 8 or seals cone 8 and seals with the internal taper hole answered in magnetic piston 7 and disconnect the passage bled that enters squish chamber.

Described energy-conservation brake boost evacuation electromagnetic equipment, in the process evacuating gas, does not have return spring in controlling bleed-off passage and going out the one-way check valve of air duct; When pumping chamber evacuates gas, answer the opened airtight shrouding 11 of the suction of the up generation of magnetic piston 7 to open the passage bled with protruding the sealing of platform, the airtight shrouding 11 of mistake being arranged on the annular sealing surface 15 answered on magnetic piston 7 under the effect of self gravitation automatic decline return and close the passage bled of entrance squish intracavity and seal; When evacuating gas in squish chamber, it is arranged on the ball sealer 8 on the internal taper hole of air outlet valve or sealing is bored 8 and utilized the gravity of self to make the passage going out air that ball sealer 8 or sealing are bored 8 automatic decline returns and closed on air outlet valve seal, answer magnetic piston 7 descending and make generation pressure promotion ball sealer 8 or sealing in pumping chamber bore the 8 up passages bled then opening entrance squish intracavity; When squish chamber goes out air, promoting the ball sealer 8 on the internal taper hole of air outlet valve under the effect of outlet pressure or to seal cone 8 up and open the passage air of air outlet valve, the airtight shrouding of mistake 11 being arranged on the annular sealing surface 15 answered on magnetic piston 7 utilizes the gravity of self to make airtight shrouding 11 decline return automatically close and answer the passage bled on magnetic piston 7 to seal.

During use, the power-on circuit of insulated electric conductor and field controller directly connected by teacher of the opening position key switch, or, pressing the starting button of remote controller switch after the power-on circuit of teacher of the opening position key ON electronic remote controller, electronic signal receptor receives and starts the circuit that signal is followed by leading to electronic remote controller with field controller; Field controller is connected the power-on circuit of solenoid 13 and is produced electromagnetic field, the captivation that electromagnetic field produces pulls answers magnetic piston 7 to overcome the pressure of iron core spring 6 to move up, when answering magnetic piston 7 to start up, be arranged on the airtight shrouding of mistake 11 on the annular sealing surface 15 answered in magnetic piston 7 under the effect of the gravity of self descending return and close air enter squish chamber passage; When answering magnetic piston 7 up, the up of magnetic piston 7 is answered to make the air of squish intracavity create pressure, there is the air of pressure to promote ball sealer 8 from the internal taper hole that the endoporus of the sealed end of air outlet valve lower end enters in air outlet valve or to seal cone 8 up and open the sealing passage of air outlet valve, make the air of squish intracavity enter after air outlet valve in air; Answer magnetic piston 7 when up, magnetic piston 7 is answered also to make to create in pumping chamber pull of vacuum, airtight shrouding 11 was moved in pull of vacuum suction made the annular sealing surface 15 of airtight shrouding 11 and protrusion platform separate, air in vacuum tank enters into protrusion platform from exhaust tube 3 through aspirating hole, then through in the pumping chamber that answering magnetic piston 7 following entered by hole 12 in negative pressure shell 4 on airtight shrouding 11 excessively.

Answer magnetic piston 7 up move to compression iron core spring 6 compression stage spacing time, the power-on circuit of field controller cutoff solenoid 13, electromagnetic field disappear, answer magnetic piston 7 descending under the promotion of iron core spring 6; When answering magnetic piston 7 to start descending, descending return under the effect of the airtight shrouding of mistake 11 protruded on platform upper surface being arranged in negative pressure shell 4 lower end negative pressure of vacuum under the effect of self gravitation and in vacuum tank and close the bleed-off passage that enters pumping chamber, ball sealer 8 in air outlet valve or seal cone 8 under the effect of the gravity of self descending return and seal the inner conical surface of air outlet valve, cut off the outlet passageway in squish chamber; Answer magnetic piston 7 when descending, air that magnetic piston 7 is forced in pumping chamber is answered to make air produce internal pressure, the air having pressure enters into from the passage 16 answered in magnetic piston 7 that to answer the annular sealing surface 15 protruding platform upper end in magnetic piston 7 to continue after upwards washing mistake airtight shrouding 11 displacement sealed with annular sealing surface 15 open up, through mistake on airtight shrouding 11 by hole 12 after then through the passage 16 in fixing plug 10 after enter squish intracavity.

Answer magnetic piston 7 descending when putting in place under the promotion of iron core spring 6, the airtight shrouding of mistake 11 descending the annular sealing surface 15 under the effect of the gravity of self being arranged on the upper surface protruding platform answered in magnetic piston 7 is shut and is made air not return pumping chamber, now, field controller is connected again the power-on circuit of solenoid 13 and is again produced electromagnetic field and make to answer magnetic piston 7 up; So circulation be switched on and off circuit, make solenoid 13 produce electromagnetic field and pull to answer magnetic piston 7 up and allow iron core spring 6 promote and answer magnetic piston 7 descending, constantly the air in vacuum tank is extracted out and enter in air.

Claims

1. an energy-conservation brake boost evacuation electromagnetic equipment, it is characterised in that: described energy-conservation brake boost evacuation electromagnetic equipment includes protecting crust, solenoid, negative pressure shell, aspirating hole, crosses airtight shrouding, seals cone, iron core spring, answers magnetic piston, fixing plug, internal taper hole, passage, air outlet valve, exhaust tube, field controller;

Being provided with solenoid in protecting crust, solenoid is fixed on the upper part outside negative pressure shell, and protecting crust is fixed on the outside protection solenoid on the top of negative pressure shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest protects exhaust tube not oppressed lower than negative pressure shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile;

The circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust;

Airtight shrouding, iron core spring were installed in negative pressure shell, answered magnetic piston, fixing plug, iron core spring is arranged on the upper part of the inner chamber of negative pressure shell, magnetic piston is answered to be arranged on the lower part of inner chamber of negative pressure shell, the top, upper end of iron core spring is pressed in the upper end of inner chamber of negative pressure shell, lower end is pressed in the upper end answering magnetic piston, answers magnetic piston can slide up and down at the interior intracavity of negative pressure shell; In the upper end surface of the lower sections of protrusion platform answering the consent in magnetic piston, airtight shrouding was installed, being provided with to fix in consent and fill in the displacement limited when airtight shrouding moves up, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent fixes the two ends filled in; The above of annular sealing surface crossing the upper end that airtight shrouding is arranged on the protrusion platform answered in magnetic piston can move up and down, cross and the passage bled answered on magnetic piston when the sealing surface below airtight shrouding coordinates with annular sealing surface and seals, can be closed, cross when the sealing surface below airtight shrouding separates with annular sealing surface and can open the passage bled answered on magnetic piston; Inside lower part at negative pressure shell was provided with the protrusion platform sealing of airtight shrouding and the lower end in negative pressure shell; Cross airtight shrouding to coordinate with the annular sealing surface protruding platform and can seal or open the passage bled in entrance negative pressure shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of negative pressure shell of magnetic piston is pumping chamber; When answering magnetic descent of piston, the lumen portion answering the negative pressure shell of magnetic piston upper part is squish chamber; Being fixed with exhaust tube at the aspirating hole place of the lower end of negative pressure shell, the other end of exhaust tube is connected with vacuum tank, and the endoporus of exhaust tube communicates with aspirating hole and vacuum tank; Being provided with air outlet valve in the upper end of negative pressure shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of negative pressure shell, and the upper surface of negative pressure shell is exposed in the upper end of air outlet valve;

Described protecting crust is the hollow cavity of annular, and hollow cavity has string holes, is provided with in field controller, solenoid and negative pressure shell and negative pressure shell the parts installed in hollow cavity, and string holes is to allow the hole of insulated electric conductor traverse; The inner of the annular housing of hollow cavity is fixed on negative pressure shell;

For the ease of the processing of protecting crust be easy to accessory to load in protecting crust, described protecting crust is the assembly after segmentation, and after the annular position of protecting crust is divided into two parts, recombinant is together;

The inner chamber of described negative pressure shell is circular cylindrical cavity, and the face of cylinder of cylindrical cavity is smooth curved surface; Upper end on the centrage of inner chamber has centre bore to have aspirating hole traverse negative pressure shell through negative pressure shell, lower end; There is protrusion platform protruding upward at the middle part of the lower end in negative pressure shell, the upper end protruding platform is annular sealing surface, the inside protruding platform is aspirating hole, when the upper end protruding platform is fitted without airtight shrouding, the pumping chamber in negative pressure shell communicated with aspirating hole, and the annular sealing surface protruding platform coordinates with crossing one side below airtight shrouding;

Described annular sealing surface respectively in negative pressure shell protrude platform upper surface and in the sealing neck upper surface answering magnetic piston, be smooth, smooth planar annular, annular sealing surface with mistake airtight shrouding below sealing surface coordinate;

Described air outlet valve includes hollow valve body and seals cone, and hollow valve body is hollow pipe, and internal taper hole is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow pipe internal diameter big, lower sections of is little; There is return-air sealed end the lower end of hollow valve body, the lower surface of return-air sealed end in the lower end of hollow valve body, upper surface be internal taper hole, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with sealing cone on the inner conical surface of internal taper hole; Inner conical surface can be opened when entering, from the endoporus of hollow valve body lower end, the air having pressure and form passage with sealing the sealing bored;

For the ease of the processing of negative pressure shell be easy to accessory to load in negative pressure shell, described negative pressure shell is the assembly after segmentation; The upper end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration, the upper part of segmentation place is pump cover, lower part is the main body of negative pressure shell, centre bore is on pump cover, and aspirating hole is at the middle part of the main body lower end of negative pressure shell, and the body combination of pump cover and negative pressure shell becomes a composite entity; Or, the lower end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration, the lower part of segmentation place is pump cover, upper part is the main body of negative pressure shell, aspirating hole is at the middle part of pump cover, centre bore is at the middle part of the upper end of the main body of negative pressure shell, and the body combination of pump cover and negative pressure shell becomes a composite entity;

Described to answer magnetic piston be cylindrical iron core, and the periphery of cylindrical iron core is smooth periphery, has the annular groove of depression on smooth periphery, and annular groove is embedded with sealing ring; Described periphery coordinate with the inner chamber of negative pressure shell can the inner chamber of sealed negative-pressure shell, and can slide at the interior intracavity of negative pressure shell; The upper and lower end face that the cylindrical central portion position of described cylindrical iron core has through hole to run through iron core, the lower part of described through hole is passage, upper part is consent, passage communicates with consent, the protrusion platform of annular protruding upward is had in the bottom of consent, the endoporus protruding platform part is the upper part of passage, protruding the groove having annular between the outside of platform and the consent protruding platform part, the groove of annular disperse for the air buffer memory entered from passage after through on airtight shrouding by hole after entrance squish chamber; The described upper surface protruding platform is smooth annular sealing surface; Described passage is the via allowing air pass through, and below annular sealing surface, communicates with pumping chamber and consent; Described consent is to install and the fixing hole filled in, and protruding above platform and protruding outside platform, communicates with accommodation hole and squish chamber and determines;

Described fixing plug be restriction be arranged on the distance that moves up of the airtight shrouding of mistake protruding platform upper end answered in magnetic piston, centre have the plug of passage, described plug to be that centre has the cylinder of through hole or annular ring or card spring coil; When fixing plug is the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug is annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug is card spring coil, directly jump ring is stuck in consent;

Described annular sealing surface is the sealing surface of the flat smooth of annular, annular sealing surface respectively answer in magnetic piston protrude platform upper end and negative pressure shell protrude platform upper end with mistake airtight shrouding below sealing surface coordinate;

Described internal taper hole is tapered circular hole, and the face of circular hole is inner conical surface; The small end of internal taper hole under, hold upper greatly, inner conical surface coordinates with the male cone (strobilus masculinus) sealing cone, can seal inner conical surface under sealing the effect of gravity of cone self, can be opened the passage of inner conical surface and male cone (strobilus masculinus) sealing by suction when sealing and having suction above cone; Seal cone air pressure above more big, seal cone more good with the gluing, sealing effect of inner conical surface;

The described profile sealing cone is cone or cone cylinder, and the annular surface of cone or cone cylinder is tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone and press under the gravity of self and seal inner conical surface;

The airtight shrouding of described mistake is circular flat board, and the part that below flat board, one side coordinates with the upper end protruding platform is sealing surface, flat board coordinate with the upper end of protrusion platform beyond part on have and pass through hole; Cross the sealing surface of airtight shrouding for coordinating with the annular sealing surface protruding platform upper end, be used for allowing air pass through by hole;

Described field controller is to control solenoid to produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time more every time after controlling the time of electromagnetic field generation and the time length of generation electromagnetic field and producing electromagnetic field;

Described exhaust tube is the hollow pipe of aspirating hole and the vacuum tank connecting negative pressure shell;

Described aspirating hole be air enter the inner chamber of negative pressure shell through air passing hole, in the centre protruding platform, aspirating hole communicates with the inner chamber of negative pressure shell;

The air extracted in vacuum tank is laid in pumping chamber and is waited to press, and extrudes air at squish intracavity and produces air pressure and discharge outside negative pressure shell; When squish intracavity evacuates gas, pumping chamber communicates with squish chamber; When squish intracavity air-out, pumping chamber is by sealing cone and answering the internal taper hole sealing in magnetic piston and disconnect the passage bled in entrance squish chamber;

Described energy-conservation brake boost evacuation electromagnetic equipment, in the process evacuating gas, does not have return spring in controlling bleed-off passage and going out the one-way check valve of air duct; When pumping chamber evacuates gas, answer the opened airtight shrouding of suction that magnetic piston stroking upward produces to open the passage bled with protruding the sealing of platform, the airtight shrouding of mistake being arranged on the annular sealing surface answered on magnetic piston under the effect of self gravitation automatic decline return and close the passage bled of entrance squish intracavity and seal; When evacuating gas in squish chamber, the passage going out air that the sealing cone being arranged on the internal taper hole of air outlet valve utilizes the gravity of self to make sealing bore automatic decline return and closes on air outlet valve seals, and answers magnetic descent of piston to make to produce pressure in pumping chamber and promote the up passage bled entering squish intracavity of then opening of sealing cone; When squish chamber goes out air, promote under the effect of outlet pressure on the internal taper hole of air outlet valve to seal cone up and open the passage air of air outlet valve, the airtight shrouding of mistake being arranged on the annular sealing surface answered on magnetic piston utilizes the gravity of self to make airtight shrouding decline return automatically close and answer the passage bled on magnetic piston to seal;

During use, the power-on circuit of insulated electric conductor and field controller connected by teacher of the opening position key switch, field controller is connected the power-on circuit of solenoid and is produced electromagnetic field, the captivation that electromagnetic field produces pulls the pressure answering magnetic piston overpowers iron core spring to move up, when answering magnetic piston to start up, the airtight shrouding of mistake being arranged on the annular sealing surface answered in magnetic piston under the effect of the gravity of self descending return and close air enter squish chamber passage; When answering magnetic piston stroking upward, the up of magnetic piston is answered to make the air of squish intracavity create pressure, having the air of pressure to promote from the internal taper hole that the endoporus of the sealed end of air outlet valve lower end enters in air outlet valve, to seal cone up and open the sealing passage of air outlet valve, makes the air of squish intracavity enter after air outlet valve in air; Answer magnetic piston when up, magnetic piston is answered also to make to create in pumping chamber pull of vacuum, airtight shrouding was moved in pull of vacuum suction made the annular sealing surface of airtight shrouding and protrusion platform separate, air in vacuum tank enters into protrusion platform from exhaust tube through aspirating hole, answers in the pumping chamber below magnetic piston then through crossing being entered by hole on airtight shrouding in negative pressure shell;

Answer magnetic piston stroking upward move to compression iron core spring compression stage spacing time, the power-on circuit of field controller cutoff solenoid, electromagnetic field disappear, answer magnetic piston descending under the promotion of iron core spring; When answering magnetic piston to start descending, descending return under the effect of the airtight shrouding of mistake protruded on platform upper surface being arranged in negative pressure shell lower end negative pressure of vacuum under the effect of self gravitation and in vacuum tank and close the bleed-off passage that enters pumping chamber, in air outlet valve seal cone under the effect of the gravity of self descending return and seal the inner conical surface of air outlet valve, cut off the outlet passageway in squish chamber; Answer magnetic piston when descending, air that magnetic piston is forced in pumping chamber is answered to make air produce internal pressure, the air having pressure enters into from the passage answered in magnetic piston that to answer the annular sealing surface protruding platform upper end in magnetic piston to continue after upwards washing with the mistake of ring packing face seal the displacement of airtight shrouding open up, through mistake on airtight shrouding by hole after then through the passage in fixing plug after enter squish intracavity;

2. energy-conservation brake boost evacuation electromagnetic equipment according to claim 1, it is characterized in that: in order to enable to answer magnetic piston to promote the air in the pumping chamber in negative pressure shell to enter squish intracavity, adopt iron core spring to answer magnetic piston to move down the power air in pumping chamber being clamp-oned squish chamber as promoting.

3. energy-conservation brake boost evacuation electromagnetic equipment according to claim 1, it is characterised in that: adopt the teacher position key switch being connected with insulated electric conductor to control being switched on and off of the connection circuit of field controller.

4. energy-conservation brake boost evacuation electromagnetic equipment according to claim 1, it is characterised in that: keep the shape of protecting crust to ensure protecting crust that solenoid can be protected without damage, the interior intracavity manufacture at protecting crust has the skeleton of support.

5. energy-conservation brake boost evacuation electromagnetic equipment according to claim 1, it is characterized in that: the compact conformation of described energy-conservation brake boost evacuation electromagnetic equipment, vibrate little, utilization rate of electrical is high, powerful, the electric automobile and the internal-combustion engines vehicle that are suitable for vacuum servo formula hydraulic braking are installed and used, and also are able to produce vacuum normally and realize vacuum servo after internal combustion engine shuts down; The market prospect of industrialization is good, commercial value is high, manufactures and uses all very convenient.

6. the manufacture method of an energy-conservation brake boost evacuation electromagnetic equipment, it is characterized in that: during fabrication, iron core spring adopts a kind of type in metal and rubber or two kinds of material manufacture, when adopting elastomeric material to manufacture, iron core spring creates hollow tubular type spring, utilizes the elasticity of rubber and contractility to realize the function of spring;

Protecting crust creates the hollow cavity of annular, and hollow cavity manufactures to be had string holes, string holes to create to allow the hole of insulated electric conductor traverse; Being provided with in field controller, solenoid and negative pressure shell and negative pressure shell the parts installed in hollow cavity, the inner of the annular housing of hollow cavity is fixed on negative pressure shell;

In order to convenient for assembly, during fabrication, after protecting crust is divided into two parts manufacture from annular position, recombinant is together for protecting crust;

The inner chamber of negative pressure shell creates the cavity of cylinder, and the periphery of cylindrical cavity creates smooth curved surface; Upper end on the centrage of inner chamber manufactures to have has aspirating hole traverse negative pressure shell through the centre bore of negative pressure shell, lower end manufacture; The middle part of the lower end in negative pressure shell manufactures protrusion platform protruding upward, the upper end protruding platform creates annular sealing surface, the inside protruding platform creates aspirating hole, when the upper end protruding platform was fitted without airtight shrouding, pumping chamber in negative pressure shell communicates with aspirating hole, and the annular sealing surface protruding platform coordinates with crossing one side below airtight shrouding;

Described annular sealing surface manufactures the upper surface protruding platform in negative pressure shell respectively and manufactures in the sealing neck upper surface answering magnetic piston, creates smooth, smooth planar annular, and annular sealing surface coordinates with the sealing surface crossed below airtight shrouding;

Air outlet valve creates hollow valve body and seals cone two parts, hollow valve body creates hollow pipe, internal taper hole manufacture is in the middle part of the inner chamber of hollow pipe or middle and lower part, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow pipe manufactures is big, lower part manufactures is little; The lower end of hollow valve body manufactures return-air sealed end, the lower surface of return-air sealed end manufactures and creates internal taper hole in the lower end of hollow valve body, upper surface, the big end of internal taper hole communicates with the upper end of air outlet valve, small end communicates with the lower end of air outlet valve, is provided with sealing cone on the inner conical surface of internal taper hole; Inner conical surface can be opened when entering, from the endoporus of hollow valve body lower end, the air having pressure and form passage with sealing the sealing bored;

For the ease of the processing of negative pressure shell be easy to accessory to load in negative pressure shell, described negative pressure shell creates the assembly after segmental machining manufactures; The upper end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration manufacture, the upper part of segmentation place creates pump cover, lower part creates the main body of negative pressure shell, centre bore manufactures on pump cover, aspirating hole manufactures at the middle part of the main body lower end of negative pressure shell, and it is a composite entity that pump cover and the main body after negative pressure shell are combined into after manufacturing; Or, the lower end of the cylindrical cavity body portion in negative pressure shell is divided into two-stage nitration manufacture, the lower part of segmentation place creates pump cover, upper part creates the main body of negative pressure shell, aspirating hole manufactures at the middle part of pump cover, it is a composite entity that centre bore manufacture is combined into after the main body of the middle part of the upper end of the main body of negative pressure shell, pump cover and negative pressure shell manufactures;

Answering magnetic piston to create the iron core of cylinder, the periphery of cylindrical iron core creates smooth periphery, manufactures the annular groove having depression on smooth periphery, and annular groove is embedded with sealing ring; Described periphery coordinate with the inner chamber of negative pressure shell can the inner chamber of sealed negative-pressure shell, and can slide at the interior intracavity of negative pressure shell. The cylindrical central portion position of described cylindrical iron core manufactures the through hole having the upper and lower end face running through iron core, the lower part of described through hole creates passage, upper part creates consent, the protrusion platform having annular protruding upward is manufactured in the bottom of consent, the endoporus protruding platform part manufactures the upper part of passage, manufacture, protruding, the groove having annular between the outside of platform and the consent protruding platform part, the groove of annular disperse for the air buffer memory entered from passage after through on airtight shrouding by hole after entrance squish chamber; The described upper surface protruding platform creates smooth annular sealing surface; Described passage creates the via allowing air pass through, and manufactures below annular sealing surface, communicates with pumping chamber and consent; Described consent creates to be installed and the fixing hole filled in, and manufactures protruding above platform and protruding outside platform, communicates with accommodation hole and squish chamber fixed;

Fixing plug creates centre to be had the plug of passage, described plug to create centre to have the cylinder of through hole or annular ring or card spring coil, it is possible to restriction is arranged on the distance answering the airtight shrouding of mistake protruding platform upper end in magnetic piston to move up; When fixing plug creates the cylinder that there is through hole centre, the fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of fixed cylinder; When fixing plug creates annular ring, the fixing employing interference fit in consent is fixed or adopts jump ring to be stuck in the jump-ring slot in consent the two ends of stationary annular circle; When fixing plug creates card spring coil, directly jump ring is stuck in consent;

Described internal taper hole creates tapered circular hole, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, inner conical surface can be sealed under sealing the effect of gravity of cone self, can open, by suction, the passage that inner conical surface seals with male cone (strobilus masculinus) when sealing and having suction above cone; Seal cone air pressure above more big, seal cone more good with the gluing, sealing effect of inner conical surface;

The profile sealing cone creates cone or cone cylinder, and the annular surface of cone or cone cylinder creates tapered male cone (strobilus masculinus); Lean on when sealing male cone (strobilus masculinus) and the inner conical surface sealing of cone and press under the gravity of self and seal inner conical surface;

Crossing airtight shrouding and create the flat board of circle, below flat board, one side creates sealing surface with the part that coordinates of upper end protruding platform, flat board coordinate with the upper end of protrusion platform beyond part on manufacture have and allow what gas passed through to pass through hole; The sealing surface crossing airtight shrouding coordinates with the annular sealing surface protruding platform upper end;

Field controller creates and controls solenoid and produce the controller of electromagnetic field, to the interval time producing electromagnetic field for the second time again after controlling time and the length producing the electromagnetic field time that electromagnetic field produces and every time producing electromagnetic field;

Exhaust tube creates the hollow pipe of aspirating hole and the vacuum tank connecting negative pressure shell;

Aspirating hole create air enter negative pressure shell inner chamber through via, manufacture in the centre protruding platform, aspirating hole communicates with the inner chamber of negative pressure shell;

Keep the shape of protecting crust to ensure protecting crust that solenoid can be protected without damage, the interior intracavity manufacture at protecting crust has the skeleton of support;

In order to enable to answer magnetic piston to promote the air in the pumping chamber in negative pressure shell to enter squish intracavity, iron core spring is adopted to answer magnetic piston to move down the power air in pumping chamber being clamp-oned squish chamber as promoting;

Being provided with solenoid in protecting crust, solenoid is fixed on the upper part outside negative pressure shell, and protecting crust is fixed on the outside protection solenoid on the top of negative pressure shell; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest protects exhaust tube not oppressed lower than negative pressure shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile; The circuit connecting solenoid is connected with field controller, and the circuit of field controller is connected with insulated electric conductor, and field controller is arranged in protecting crust; Airtight shrouding, iron core spring were installed in negative pressure shell, answered magnetic piston, fixing plug, iron core spring is arranged on the upper part of the inner chamber of negative pressure shell, magnetic piston is answered to be arranged on the lower part of inner chamber of negative pressure shell, the top, upper end of iron core spring is pressed in the upper end of inner chamber of negative pressure shell, lower end is pressed in the upper end answering magnetic piston, answers magnetic piston can slide up and down at the interior intracavity of negative pressure shell; In the upper end surface of the lower sections of protrusion platform answering the consent in magnetic piston, airtight shrouding was installed, being provided with to fix in consent and fill in the displacement limited when airtight shrouding moves up, the fixing plug fixing employing interference fit in consent is fixed or threaded engagement is fixed or adopts jump ring to be stuck in the jump-ring slot in consent fixes the two ends filled in; The above of annular sealing surface crossing the upper end that airtight shrouding is arranged on the protrusion platform answered in magnetic piston can move up and down, cross and the passage bled answered on magnetic piston when the sealing surface below airtight shrouding coordinates with annular sealing surface and seals, can be closed, cross when the sealing surface below airtight shrouding separates with annular sealing surface and can open the passage bled answered on magnetic piston; Inside lower part at negative pressure shell was provided with the protrusion platform sealing of airtight shrouding and the lower end in negative pressure shell; Cross airtight shrouding to coordinate with the annular sealing surface protruding platform and can seal or open the passage bled in entrance negative pressure shell; When answering magnetic piston stroking upward, the lumen portion answering the lower sections of negative pressure shell of magnetic piston is pumping chamber; When answering magnetic descent of piston, the lumen portion answering the negative pressure shell of magnetic piston upper part is squish chamber; Being fixed with exhaust tube at the aspirating hole place of the lower end of negative pressure shell, the other end of exhaust tube is connected with vacuum tank, and the endoporus of exhaust tube communicates with aspirating hole and vacuum tank; Being provided with air outlet valve in the upper end of negative pressure shell, the lower part of air outlet valve is fixed in the centre bore of the overlying one end of negative pressure shell, and the upper surface of negative pressure shell is exposed in the upper end of air outlet valve.