CN105570055A

CN105570055A - Energy-saving air pump for air braking

Info

Publication number: CN105570055A
Application number: CN201610082727.8A
Authority: CN
Inventors: 徐三钟; 涪州
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-06
Filing date: 2016-02-06
Publication date: 2016-05-11

Abstract

The invention discloses an energy-saving air pump for air braking and belongs to air braking equipment of automobiles. An upper magnet and a lower magnet of the energy-saving air pump are both located outside an air pump shell. A protective shell is fixed to the air pump shell. A filter is fixed to the position of an air inlet in the lower end of the air pump shell. An air outlet valve is fixed in a center hole of the air pump shell. A magnetism-induced piston is arranged in the air pump shell. An air inlet channel of an air inlet cavity is sealed through an air-passing sealing plate, and an air inlet channel of a squeezing cavity is sealed through a sealing plate. A fixing plug is fixed in a plug hole in the magnetism-induced piston, and the sealing plate is installed in a sealing hole of the magnetism-induced piston. The energy-saving air pump for air braking is compact in structure, small in vibration, high in electric energy utilization rate, strong in power, high in air compressing efficiency, suitable for being installed on air brake type electric automobiles and internal combustion engine automobiles for use, and capable of normally compressing air to generate braking force after an internal combustion engine stops operating; industrial market prospects are good, the commercial value is high, and both manufacturing and using are quite convenient.

Description

Energy-saving air brake empty air pump

Technical field

The present invention relates to automobile pneumatic braking system apparatus field, particularly relate to a kind of energy-saving air brake empty air pump of air of power source of air-pressure brake.

Background technique

The air compressor of traditional brake system of car is the air compressor pressurized air adopting connecting rod, and the volume of the air compressor of connecting rod is large, inefficiency.For this reason, we have devised the air compressor of the use for brake system of the high automobile of little, the compressed-air actuated efficiency of volume.

Summary of the invention

The object that the present invention relates to be in order to provide that a kind of automobile for air-pressure brake uses, utilization rate of electrical is high, the manufacture of the energy-saving air brake empty air pump of Efficient Compression air and method thereof.

For achieving the above object, energy-saving air brake empty air pump of the present invention mainly comprise protecting crust, upper magnet, lower magnet, air pump shell, inlet hole, cross airtight shrouding, sealing plate, ball sealer or sealing cone, answer magnetic piston, fixed plug, internal taper hole, vent, gas outlet valve, air-strainer, field controller, electronic remote controller; Or, mainly comprise protecting crust, upper magnet, lower magnet, air pump shell, inlet hole, cross airtight shrouding, sealing plate, ball sealer or sealing cone, answer magnetic piston, fixed plug, internal taper hole, vent, gas outlet valve, air-strainer, field controller.

In protecting crust, be provided with upper magnet and lower magnet, upper magnet is fixed on the upper part outside air pump shell, and lower magnet is fixed on the lower part outside air pump shell, and protecting crust is fixed on the outside protection upper magnet of air pump shell and the coil of lower magnet; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the lower end of air-strainer being fixed on air pump shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile.

Connect upper magnet to be connected with the circuit of field controller with the circuit of lower magnet, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, insulated electric conductor is connected with teacher position key operation, and the electronic signal receiver of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust; Or connect upper magnet and be connected with the circuit of field controller with the circuit of lower magnet, the circuit of field controller is connected with insulated electric conductor, and insulated electric conductor is connected with teacher position key operation, and field controller is arranged in protecting crust.

Airtight shrouding be installed in air pump shell, answered magnetic piston, sealing plate, fixed plug, can slide up and down in the inner chamber of answering magnetic piston to be arranged on air pump shell; Sealing plate is installed answering in the closed hole below the consent in magnetic piston, sealing plate can move up and down in closed hole, in consent, be provided with fixed plug to limit displacement distance when sealing plate moves up, the fixing employing interference fit of fixed plug in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion fixed plug in consent; The passage entering air of answering on magnetic piston can be closed when sealing surface below sealing plate coordinates with the annular sealing surface of closed hole and seals, the passage entering air of answering on magnetic piston when the sealing surface below sealing plate separates with the annular sealing surface of closed hole, can be opened; Seal at the protrusion platform of the lower end that the inside lower part of air pump shell was provided with in airtight shrouding and air pump shell; Cross airtight shrouding coordinate with the annular sealing surface protruding platform and can seal or open the passage entering air entered in air pump shell; When answering magnetic piston stroking upward, the inner chamber part of answering the air pump shell of magnetic piston lower part is air-inlet cavity; When answering magnetic descent of piston, the inner chamber part of answering the air pump shell of magnetic piston upper part is extrusion chamber.Be provided with air-strainer at the air inlet position of the lower end of air pump shell, the air outlet hole of air-strainer communicates with the inlet hole of air pump shell; Be provided with gas outlet valve in the upper end of air pump shell, the lower part of gas outlet valve is fixed in the center hole of the overlying one end of air pump shell; The part that the upper-end surface of air pump shell is exposed in the upper end of gas outlet valve is connected with the inlet hole of gas holder by flexible pipe or hard tube, and the air outlet hole of gas holder is connected with the inlet hole of general braking pump by pipeline.

The material of described protecting crust is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics or several types; A type in material employing metal, plastics, nylon and the glass fibre reinforced plastics of the gentle pump case of hollow valve body or the material of several types; A type in material employing metal, plastics, nylon and the rubber of ball sealer or sealing cone or the material of several types; The material crossing airtight shrouding adopts the material of a type in metal, plastics, nylon and glass fibre reinforced plastics or several types; The material of magnetic piston is answered to be can the material of hard to bear magnetic field suction; The material of fixed plug is the material of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types.

Described protecting crust is the hollow cavity of annular, hollow cavity there is string holes, the parts installed in field controller, upper magnet, the gentle pump case of lower magnet and air pump shell are installed in hollow cavity, or, the parts installed in electronic remote controller, field controller, upper magnet, the gentle pump case of lower magnet and air pump shell are installed in hollow cavity; String holes is the hole allowing insulated electric conductor pass; The inner of the annular housing of hollow cavity is fixed on air pump shell.

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

The inner chamber of described air pump shell is circular cylindrical cavity, and the cylndrical surface of columniform cavity is smooth curved surface; Upper end on the center line of inner chamber has that center hole passes air pump shell, lower end has inlet hole to pass air pump shell; There is protrusion platform protruding upward at the middle part of the lower end in air pump shell, the upper end portion of protruding platform is annular sealing surface, the inside of protruding platform is inlet hole, air-inlet cavity when airtight shrouding was not installed in the upper end portion of protruding platform in air pump shell communicates with inlet hole, and the annular sealing surface protruding platform coordinates with one side below the airtight shrouding of mistake; Described annular sealing surface is the upper-end surface of protruding platform, is smooth, smooth planar annular, and the upper end of the protrusion platform in air pump shell coordinates with the sealing surface crossed below airtight shrouding.

Described gas outlet valve comprises hollow valve body and ball sealer or sealing and bores, and hollow valve body is hollow tubular, and internal taper hole is in the middle part of the inner chamber of hollow tubular or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow tubular internal diameter that is large, lower part is little; There is return-air sealed end the lower end of hollow valve body, the lower end surface of return-air sealed end in the lower end of hollow valve body, upper-end surface is internal taper hole, the large end of internal taper hole communicates with the upper end of gas outlet valve, small end communicates with the lower end of gas outlet valve, and the inner conical surface of internal taper hole is provided with ball sealer or sealing cone; Inner conical surface and ball sealer can be opened when being with the air of pressure from the endoporus of hollow valve body lower end or seal the sealing of boring and form passage.

For the ease of air pump shell processing and be convenient to accessory to load in air pump shell, described air pump shell is the assemblying body after segmentation; The upper end of the circular cylindrical cavity part in air pump shell is divided into two sections, the main body that the upper part of segmentation place is pump cover, lower part is air pump shell, center hole is on pump cover, and inlet hole is at the middle part of the main body lower end of air pump shell, and the body combination of pump cover and air pump shell becomes a composite entity; Or, the lower end of the circular cylindrical cavity part in air pump shell is divided into two sections, the main body that the lower part of segmentation place is pump cover, upper part is air pump shell, inlet hole is at the middle part of pump cover, center hole is at the middle part of the upper end of the main body of air pump shell, and the body combination of pump cover and air pump shell becomes a composite entity.

Described magnetic piston of answering is columniform iron core, and the periphery of columniform iron core is smooth periphery, and smooth periphery has the annular groove of depression, and annular groove is embedded with seal ring; Described periphery coordinates with the inner chamber of air pump shell can the inner chamber of blanket gas pump case, and can slide in the inner chamber of air pump shell.The cylindrical central portion position of described columniform iron core has penetration hole to run through the upper and lower end face of iron core, the lower part of described penetration hole is vent, upper part is consent, intermediate portion between vent and consent is closed hole, and closed hole communicates with vent and consent.Described vent is the via hole allowing air pass through, and below closed hole, communicates with air-inlet cavity and closed hole; Described consent is the hole of installation and fixing fixed plug, on closed hole, communicates with extrusion chamber and closed hole.

Described fixed plug be restriction be arranged on the distance of answering the sealing plate in the closed hole in magnetic piston to move up, centre has the plug of vent, described plug to be that centre has the cylinder of through hole or annular ring or jump ring circle; Fixed plug is centre when having a cylinder of through hole, and the fixing employing interference fit in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion cylinder in consent; When fixed plug is annular ring, the fixing employing interference fit in consent is fixed or is adopted jump ring to be stuck in the two ends of the jump-ring slot internal fixtion annular ring in consent; When fixed plug is jump ring circle, directly jump ring is stuck in consent.

Described closed hole is the hole of shallow cylindrical or shallow cone cylindricality, the rank of one-level annular are formed with the bottom of consent between the vent of answering in magnetic piston and consent, the face, hole in the hole of shallow columniform hole or shallow cone cylindricality be hold sealing plate inner headed face, the bottom surface of closed hole is annular sealing surface porose below.

Described internal taper hole is the circular hole having tapering, and the face of circular hole is inner conical surface; The small end of internal taper hole under, hold upper greatly, the sphere of inner conical surface and ball sealer or seal the male cone (strobilus masculinus) of boring and coordinate, can inner conical surface be sealed under the effect of the gravity of ball sealer or sealing cone self, when having suction on ball sealer or sealing cone, can open by suction the passage that inner conical surface and sphere or male cone (strobilus masculinus) seal; The air pressure that ball sealer or sealing are bored above is larger, and the gluing, sealing effect of ball sealer or sealing cone and inner conical surface is better.

The profile of described sealing cone is cone or cone cylinder, and the annular surface of cone or cone cylinder is the male cone (strobilus masculinus) having tapering; Gravity by self when the male cone (strobilus masculinus) of sealing cone and inner conical surface seal presses down and seals inner conical surface.

The profile of described ball sealer is spherosome or oval ball, and the surface of spherosome or oval ball is smooth spherical, and spherical is sealing surface; Gravity by self when the spherical of ball sealer and inner conical surface seal presses down and seals inner conical surface.

The airtight shrouding of described mistake is circular flat board, and the part that below dull and stereotyped, one side coordinates with the upper end portion of protruding platform is sealing surface, and the part beyond the dull and stereotyped upper end portion with protruding platform coordinates has passing hole; The sealing surface crossing airtight shrouding is used for coordinating with the annular sealing surface protruding platform upper end, and passing hole is used for allowing air pass through.

Described sealing plate is circular flat board, and below dull and stereotyped, one side is sealing surface, and sealing surface coordinates with the closed hole in sealing neck and coordinates with the closed hole of answering on magnetic piston respectively.

Described field controller controls the controller that upper magnet and lower magnet generate an electromagnetic field, control time and the time length generated an electromagnetic field that upper magnet and lower magnet generate an electromagnetic field and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time.

Described upper magnet and lower magnet are the electromagnetic coils that can generate an electromagnetic field.

In order to prevent robber from stealing automobile easily, making robber not have automobile brake (brake) when driving a car and stop stealing garage is adopt installing remote device between teacher position key operation and field controller to connect and cut off the power-on circuit generated an electromagnetic field; Described electronic remote controller is the circuit switch of connecting and cutting off field controller, and comprise the switch sections and electronic telecontrol part that switch on or off circuit, electronic telecontrol part comprises remote controller switch and electronic signal receiver; Remote controller switch is used for staff and carries with, and is convenient to staff and handles the normal work of energy-conservation air-pressure brake air pump and cut off the control circuit of energy-saving air brake empty air pump; Described electronic remote controller can have in the present invention, also can not have.

Described air-strainer is the filter of dust in filtered air and impurity, and the upper end of air-strainer has on air outlet hole, vertical plane or curved surface and has suction port, and the inside of air-strainer is provided with until filter core or filter screen.

Described inlet hole be air enter the inner chamber of air pump shell through air passing hole, protruding the center portion of platform, inlet hole communicates with the inner chamber of air pump shell.

In air-inlet cavity, lay in air, in extrusion chamber, extrude air and produce air pressure; When entering air in extrusion chamber, air-inlet cavity communicates with extrusion chamber; When extruding air in extrusion chamber, air-inlet cavity is by ball sealer or sealing cone and answer the internal taper hole in magnetic piston to seal and disconnect the passage entering air entering extrusion chamber.

Described energy-saving air brake empty air pump in compressed-air actuated process, control into air passageways and go out air passageways one-way check valve in there is no return spring; When air-inlet cavity enters air, the opened airtight shrouding of the suction of answering magnetic piston stroking upward to produce with protrude the sealing of platform and the passage opened into air, be arranged on and answer the automatic decline return and close the passage entering air entered in extrusion chamber and seal under the effect of self gravitation of the sealing plate in the closed hole on magnetic piston; When extrusion chamber enters air, be arranged on that ball sealer on the internal taper hole of gas outlet valve or sealing cone utilize that the gravity of self makes ball sealer or the sealing automatic decline return of cone and the passage going out air of closing on gas outlet valve seals, answer magnetic descent of piston and make to produce air-inlet cavity in pressure and promote ball sealer or the up passage entering air entered in extrusion chamber of then opening is bored in sealing; When extrusion chamber goes out air, under the effect of outlet pressure, promote ball sealer on the internal taper hole of gas outlet valve or sealing cone up and open the passage air of gas outlet valve, be arranged on and answer the sealing plate in the closed hole in magnetic piston to utilize the gravity of self to make sealing plate decline return and close and answer the passage entering air on magnetic piston to seal automatically.

In order to ensure that energy-saving air brake empty air pump can normally work, in control circuit, there is electronic remote controller, adopt connection and the cut-out of the connecting circuit of teacher position key operation and the electronic remote controller co-controlling field controller be connected with insulated electric conductor; There is no electronic remote controller in control circuit, adopt the teacher position key operation be connected with insulated electric conductor to come connection and the cut-out of the connecting circuit of controlling magnetic field controller.

Keeping the shape of protecting crust to ensure protecting crust that the coil of upper magnet and lower magnet can be protected not to be damaged, in the inner chamber of protecting crust, manufacturing the skeleton having support.

Air in the air-inlet cavity promoting in air pump shell to enable to answer magnetic piston enters in extrusion chamber, and the electromagnetic field adopting lower magnet to produce answers magnetic piston to move down the power air in air-inlet cavity being clamp-oned extrusion chamber as pulling.

During use, the power-on circuit of insulated electric conductor and field controller directly connected by teacher of the opening position key operation, or, the starting button of remote controller switch pressed by teacher of the opening position key after connecting the power-on circuit of electronic remote controller, electronic remote controller connects the power-on circuit of field controller after receiving activating signal, the power-on circuit that field controller connects circulation connection upper magnet and lower magnet generates an electromagnetic field; When upper magnet generates an electromagnetic field, the attraction force of electromagnetic field pulls answers magnetic piston to move up, when answering magnetic piston to start up, be arranged on descending return under the effect of the gravity of answering the sealing plate in the closed hole in magnetic piston at self and close the passage that air enters extrusion chamber; When answering magnetic piston stroking upward, answer the up of magnetic piston and make the air in extrusion chamber create pressure, have the air of pressure from the endoporus of the sealed end of gas outlet valve lower end enter into internal taper hole in gas outlet valve promote ball sealer or sealing cone up and open the sealing channel of gas outlet valve, make the air in extrusion chamber after gas outlet valve, enter into gas holder and store for automobile when braking; Answer magnetic piston when up, magnetic piston is answered also to make to create pull of vacuum in air-inlet cavity, airtight shrouding was moved in pull of vacuum suction made airtight shrouding separate with the annular sealing surface protruding platform, air from the suction port of air-strainer enter filter in air-strainer after to enter into through inlet hole from air outlet hole again and protrude platform, then the passing hole of passing through on airtight shrouding enters in the air-inlet cavity of answering below magnetic piston in air pump shell.

When answering magnetic piston stroking upward to move into place, field controller connects the power-on circuit of lower magnet after disconnecting the power-on circuit of upper magnet, and the electromagnetic field of upper magnet disappears, and the electromagnetic field that lower magnet produces pulls answers magnetic descent of piston; When answering magnetic piston to start descending, be arranged on the airtight shrouding of mistake on the protrusion platform upper-end surface of lower end in air pump shell descending and close the passage entering air entering air-inlet cavity under the effect of self gravitation, ball sealer in gas outlet valve or sealing are bored descending return under the effect of the gravity of self and seal the inner conical surface of gas outlet valve, have cut off the outlet passageway of extrusion chamber; Answer magnetic piston when descending, the air of answering magnetic piston to promote to enter in air-inlet cavity and make air produce internal pressure, have the air of pressure to enter into from the vent of answering in magnetic piston to answer the closed hole in magnetic piston upwards to wash open to continue up after the sealing plate sealed with closed hole is shifted, enter in extrusion chamber after the vent in fixed plug.

Answer magnetic piston when the gravitation of the electromagnetic field that lower magnet produces pulls descending putting in place, be arranged on descending closed hole is shut under the effect of the gravity of answering the sealing plate in the closed hole in magnetic piston at self and make air not return air-inlet cavity, now, the power-on circuit that field controller connects again magnet again generates an electromagnetic field and pulls and answers magnetic piston stroking upward; The connection of circulation like this and cut off circuit, the electromagnetic field that upper magnet is produced pulls answers magnetic piston stroking upward and the electromagnetic field that allows lower magnet produce to pull to answer magnetic descent of piston, constantly pressurized air and to be transported in gas holder storage for automobile when braking.

A manufacture method for energy-saving air brake empty air pump, is characterized in that:

During fabrication, the type in protecting crust employing metal, plastics, nylon, glass fibre reinforced plastics or the material manufacture of several types; A type in hollow valve body gentle pump case employing metal, plastics, nylon and glass fibre reinforced plastics or the material manufacture of several types; The material manufacture of ball sealer or the type sealed in cone employing metal, plastics, nylon and rubber or several types; Cross the material manufacture that airtight shrouding adopts a type in metal, plastics, nylon and glass fibre reinforced plastics or several types; Magnetic piston is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy; A type in fixed plug employing metal, plastics, nylon, glass fibre reinforced plastics, rubber or the material manufacture of several types.

Protecting crust creates the hollow cavity of annular, and hollow cavity manufactures string holes, and string holes creates the hole allowing insulated electric conductor pass; The parts installed in field controller, upper magnet, the gentle pump case of lower magnet and air pump shell are installed in hollow cavity, or, the parts installed in electronic remote controller, field controller, upper magnet, the gentle pump case of lower magnet and air pump shell are installed in hollow cavity; The inner of the annular housing of hollow cavity is fixed on air pump shell.

Conveniently assemble, during fabrication, after protecting crust is divided into two-part manufacture from annular position, recombinant together for protecting crust.

The inner chamber of air pump shell creates columniform cavity, and the periphery of columniform cavity creates smooth curved surface; Upper end on the center line of inner chamber manufacture have through air pump shell center hole, lower end manufactures has inlet hole to pass air pump shell; The middle part of the lower end in air pump shell manufactures protrusion platform protruding upward, the upper end portion of protruding platform creates annular sealing surface, the inside of protruding platform creates inlet hole, when airtight shrouding was not installed in the upper end portion of protruding platform, air-inlet cavity in air pump shell communicates with inlet hole, and the annular sealing surface protruding platform coordinates with one side below the airtight shrouding of mistake; Described annular sealing surface is manufactured on the upper-end surface of the protrusion platform in air pump shell, creates smooth, smooth planar annular, and the annular sealing surface protruding platform upper end coordinates with the sealing surface crossed below airtight shrouding.

Gas outlet valve creates hollow valve body and ball sealer or sealing and bores two-part, hollow valve body creates hollow tubular, internal taper hole is manufactured on middle part or the middle and lower part of the inner chamber of hollow tubular, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow tubular manufactures is large, lower part manufactures is little; The lower end of hollow valve body manufactures return-air sealed end, the lower end surface of return-air sealed end is manufactured on the lower end of hollow valve body, upper-end surface creates internal taper hole, the large end of internal taper hole communicates with the upper end of gas outlet valve, small end communicates with the lower end of gas outlet valve, and the inner conical surface of internal taper hole is provided with ball sealer or sealing cone; Inner conical surface and ball sealer can be opened when being with the air of pressure from the endoporus of hollow valve body lower end or seal the sealing of boring and form passage.

For the ease of air pump shell processing and be convenient to accessory to load in air pump shell, described air pump shell create segmentation processing manufacture after assemblying body; The upper end of the circular cylindrical cavity part in air pump shell is divided into two sections of manufactures, the main body that the upper part of segmentation place creates pump cover, lower part creates air pump shell, center hole is manufactured on pump cover, inlet hole is manufactured on the middle part of the main body lower end of air pump shell, and being combined into after the main body after the gentle pump case of pump cover manufactures is a composite entity; Or, the lower end of the circular cylindrical cavity part in air pump shell is divided into two sections of manufactures, the main body that the lower part of segmentation place creates pump cover, upper part creates air pump shell, inlet hole is manufactured on the middle part of pump cover, center hole is manufactured on the middle part of the upper end of the main body of air pump shell, and being combined into after the main body of pump cover and air pump shell manufactures is a composite entity.

Answer magnetic piston to create columniform iron core, the periphery of columniform iron core creates smooth periphery, and smooth periphery manufactures the annular groove having depression, and annular groove is embedded with seal ring; Described periphery coordinates with the inner chamber of air pump shell can the inner chamber of blanket gas pump case, and can slide in the inner chamber of air pump shell.The cylindrical central portion position of described columniform iron core manufactures the penetration hole having the upper and lower end face running through iron core, the lower part of described penetration hole creates vent, upper part creates consent, intermediate portion between vent and consent creates closed hole, and closed hole communicates with vent and consent.Described vent creates the via hole allowing air pass through, and is manufactured on below closed hole, communicates with air-inlet cavity and closed hole; Described consent creates the hole of installation and fixing fixed plug, is manufactured on above closed hole, communicates with extrusion chamber and closed hole.

Fixed plug creates the plug that there is vent centre, and described plug creates centre the cylinder of through hole or annular ring or jump ring circle, can limit the distance being arranged on and answering the sealing plate in the closed hole in magnetic piston to move up; Fixed plug creates centre when having a cylinder of through hole, and the fixing employing interference fit in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion cylinder in consent; When fixed plug creates annular ring, the fixing employing interference fit in consent is fixed or is adopted jump ring to be stuck in the two ends of the jump-ring slot internal fixtion annular ring in consent; When fixed plug creates jump ring circle, directly jump ring is stuck in consent.

Described closed hole creates the hole of circle or cone cylindricality, be manufactured on to answer between the vent in magnetic piston and consent and form the rank of one-level annular with the bottom of consent, the face, hole in the hole of shallow columniform hole or shallow cone cylindricality create hold sealing plate inner headed face, the bottom surface of closed hole is annular sealing surface porose below.

Described internal taper hole creates the circular hole of tapering, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, can inner conical surface be sealed under the effect of the gravity of ball sealer or sealing cone self, when having suction on ball sealer or sealing cone, can open by suction the passage that inner conical surface and sphere or male cone (strobilus masculinus) seal; The air pressure that ball sealer or sealing are bored above is larger, and the gluing, sealing effect of ball sealer or sealing cone and inner conical surface is better.

Sealing cone creates cone or cone cylinder, and the annular surface of cone or cone cylinder creates the male cone (strobilus masculinus) of tapering; Gravity by self when the male cone (strobilus masculinus) of sealing cone and inner conical surface seal presses down and seals inner conical surface.

The profile of ball sealer creates spherosome or oval ball, and the surface of spherosome or oval ball creates smooth spherical, and spherical is sealing surface; Gravity by self when the spherical of ball sealer and inner conical surface seal presses down and seals inner conical surface.

Sealing plate creates circular flat board, and below dull and stereotyped, one side creates sealing surface, and sealing surface coordinates with the closed hole of answering on magnetic piston.

Cross airtight shrouding and create circular flat board, the part that below dull and stereotyped, one side coordinates with the upper end portion of protruding platform creates sealing surface, and the part beyond the dull and stereotyped upper end portion with protruding platform coordinates manufactures the passing hole allowing gas pass through; The sealing surface crossing airtight shrouding coordinates with the annular sealing surface protruding platform upper end.

Field controller creates the controller controlling upper magnet and lower magnet and generate an electromagnetic field, control time and the time length generated an electromagnetic field that upper magnet and lower magnet generate an electromagnetic field and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time.

Upper magnet and lower magnet create the electromagnetic coil that can generate an electromagnetic field.

In order to prevent robber from stealing automobile easily, making robber not have automobile brake (brake) when driving a car and stop stealing garage is adopt installing remote device between teacher position key operation and field controller to connect and cut off the power-on circuit generated an electromagnetic field; Described electronic remote controller creates the circuit switch connected and cut off field controller, and comprise the switch sections and electronic telecontrol part that switch on or off circuit, electronic telecontrol part comprises remote controller switch and electronic signal receiver; Described electronic remote controller can have in the present invention, also can not have.

Air-strainer causes the filter of dust in filtered air and impurity, and the upper end of air-strainer manufactures to have air outlet hole, vertical plane or curved surface manufacture suction port, and the inside of air-strainer is provided with until filter core or filter screen.

Inlet hole create air enter the inner chamber of air pump shell through via hole, be manufactured on and protrude the center portion of platform, inlet hole communicates with the inner chamber of air pump shell.

In protecting crust, be provided with upper magnet and lower magnet, upper magnet is fixed on the upper part outside air pump shell, and lower magnet is fixed on the lower part outside air pump shell, and protecting crust is fixed on the outside protection upper magnet of air pump shell and the coil of lower magnet; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the lower end of air-strainer being fixed on air pump shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile.Connect upper magnet to be connected with the circuit of field controller with the circuit of lower magnet, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, insulated electric conductor is connected with teacher position key operation, and the electronic signal receiver of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust; Or connect upper magnet and be connected with the circuit of field controller with the circuit of lower magnet, the circuit of field controller is connected with insulated electric conductor, and insulated electric conductor is connected with teacher position key operation, and field controller is arranged in protecting crust.Airtight shrouding was installed in air pump shell, answered magnetic piston, ball sealer or sealing cone, fixed plug, can slide up and down in the inner chamber of answering magnetic piston to be arranged on air pump shell; Sealing plate is installed answering in the closed hole below the consent in magnetic piston, sealing plate can move up and down in closed hole, in consent, be provided with fixed plug to limit displacement distance when sealing plate moves up, the fixing employing interference fit of fixed plug in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion fixed plug in consent; The passage entering air of answering on magnetic piston can be closed when sealing surface below sealing plate coordinates with the annular sealing surface of closed hole and seals, the passage entering air of answering on magnetic piston when the sealing surface below sealing plate separates with the annular sealing surface of closed hole, can be opened; Seal at the protrusion platform of the lower end that the inside lower part of air pump shell was provided with in airtight shrouding and air pump shell; Cross airtight shrouding coordinate with the annular sealing surface protruding platform and can seal or open the passage entering air entered in air pump shell; When answering magnetic piston stroking upward, the inner chamber part of answering the air pump shell of magnetic piston lower part is air-inlet cavity; When answering magnetic descent of piston, the inner chamber part of answering the air pump shell of magnetic piston upper part is extrusion chamber.Be provided with air-strainer at the air inlet position of the lower end of air pump shell, the air outlet hole of air-strainer communicates with the inlet hole of air pump shell; Be provided with gas outlet valve in the upper end of air pump shell, the lower part of gas outlet valve is fixed in the center hole of the overlying one end of air pump shell; The part that the upper-end surface of air pump shell is exposed in the upper end of gas outlet valve is connected with the inlet hole of gas holder by flexible pipe or hard tube, and the air outlet hole of gas holder is connected with the inlet hole of general braking pump by pipeline.

Energy-saving air brake air pump structure of the present invention is compact, it is little to vibrate, utilization rate of electrical is high, powerful, compressed-air actuated efficiency is high, the electric vehicle and the internal-combustion engines vehicle that are suitable for air-pressure brake are installed and used, and also normally can produce braking force by pressurized air after internal-combustion engine shuts down; The market prospects of industrialization are good, commercial value is high, manufacture and use all very convenient.

Accompanying drawing explanation

Fig. 1 and Fig. 2 is energy-saving air brake air pump structure schematic diagram.

Fig. 3 is the structural representation of answering magnetic piston.

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

Shown in figure: protecting crust 1, foot rest 2, air-strainer 3, air pump shell 4, hollow valve body 5, lower magnet 6, answer magnetic piston 7, ball sealer 8 or sealing cone 8, suction port 9, fixed plug 10, cross airtight shrouding 11, passing hole 12, upper magnet 13, annular sealing surface 14, sealing plate 15, vent 16, closed hole 17, consent 18.

Embodiment

Energy-saving air brake empty air pump of the present invention mainly comprises protecting crust 1, upper magnet 13, lower magnet 6, air pump shell 4, inlet hole, crosses airtight shrouding 1111, sealing plate 15, ball sealer 8 or sealing cone 8, answers magnetic piston 7, fixed plug 10, internal taper hole, vent 16, gas outlet valve, air-strainer 3, field controller, electronic remote controller; Or, mainly comprise protecting crust 1, upper magnet 13, lower magnet 6, air pump shell 4, inlet hole, cross airtight shrouding 1111, sealing plate 15, ball sealer 8 or sealing cone 8, answer magnetic piston 7, fixed plug 10, internal taper hole, vent 16, gas outlet valve, air-strainer 3, field controller.

Upper magnet 13 and lower magnet 6 are installed in protecting crust 1, upper magnet 13 is fixed on the upper part outside air pump shell 4, lower magnet 6 is fixed on the lower part outside air pump shell 4, and protecting crust 1 is fixed on the outside protection upper magnet 13 of air pump shell 4 and the coil of lower magnet 6; Below the outside of protecting crust 1, one side is fixed with foot rest 2, and the lower end of foot rest 2 is lower than the lower end of air-strainer 3 being fixed on air pump shell 4 lower end, and the lower end of foot rest 2 is fixed on the vehicle frame of automobile.

Connect upper magnet 13 to be connected with the circuit of field controller with the circuit of lower magnet 6, the circuit of field controller is connected with electronic remote controller, electronic remote controller is connected with insulated electric conductor, insulated electric conductor is connected with teacher position key operation, and the electronic signal receiver of field controller, electronic remote controller and electronic remote controller is arranged in protecting crust 1; Or connect upper magnet 13 and be connected with the circuit of field controller with the circuit of lower magnet 6, the circuit of field controller is connected with insulated electric conductor, and insulated electric conductor is connected with teacher position key operation, and field controller is arranged in protecting crust 1.

Airtight shrouding 1111 was installed in air pump shell 4, answered magnetic piston 7, ball sealer 8 or sealing cone 8, fixed plug 10, can slide up and down in the inner chamber of answering magnetic piston 7 to be arranged on air pump shell 4; In closed hole 17 below the consent 18 of answering in magnetic piston 7, sealing plate 15 is installed, sealing plate 15 can move up and down in closed hole 17, in consent 18, be provided with fixed plug 10 to limit displacement distance when sealing plate 15 moves up, the fixing employing interference fit of fixed plug 10 in consent 18 is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion fixed plug 10 in consent 18; The passage entering air of answering on magnetic piston 7 can be closed when sealing surface below sealing plate 15 coordinates with the annular sealing surface 14 of closed hole 17 and seals, the passage entering air of answering on magnetic piston 7 when the sealing surface below sealing plate 15 separates with the annular sealing surface 14 of closed hole 17, can be opened; At the inside lower part of air pump shell 4, airtight shrouding 1111 was installed to seal with the protrusion platform of the lower end in air pump shell 4; Cross airtight shrouding 1111 coordinate with the annular sealing surface 14 protruding platform and can seal or open the passage entering air entered in air pump shell 4; When answering magnetic piston 7 up, the inner chamber part of answering the air pump shell 4 of magnetic piston 7 lower part is air-inlet cavity; When answering magnetic piston 7 descending, the inner chamber part of answering the air pump shell 4 of magnetic piston 7 upper part is extrusion chamber.Be provided with air-strainer 3 at the air inlet position of the lower end of air pump shell 4, the air outlet hole of air-strainer 3 communicates with the inlet hole of air pump shell; Be provided with gas outlet valve in the upper end of air pump shell 4, the lower part of gas outlet valve is fixed in the center hole of the overlying one end of air pump shell 4; The part that the upper-end surface of air pump shell 4 is exposed in the upper end of gas outlet valve is connected with the inlet hole of gas holder by flexible pipe or hard tube, and the air outlet hole of gas holder is connected with the inlet hole of general braking pump by pipeline.

During fabrication, protecting crust 1 adopts the material manufacture of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types, when protecting crust 1 when adopting rubber material to manufacture or after manufacture shaping is soft-shell, it is made to float on gas face will first in use the inflation of the inner chamber of protecting crust 1; The gentle pump case 4 of hollow valve body 5 adopts the material manufacture of a type in metal, plastics, nylon and glass fibre reinforced plastics or several types; Ball sealer 8 or sealing cone 8 adopt the material manufacture of a type in metal, plastics, nylon and rubber or several types; Cross the material manufacture that airtight shrouding 1111 adopts a type in metal, plastics, nylon and glass fibre reinforced plastics or several types; Magnetic piston 7 is answered to adopt the material manufacture of the hard to bear magnetic field suction of energy; Fixed plug 10 adopts the material manufacture of a type in metal, plastics, nylon, glass fibre reinforced plastics, rubber or several types.

Protecting crust 1 creates the hollow cavity of annular, and hollow cavity manufactures string holes, and string holes creates the hole allowing insulated electric conductor pass; The parts installed in field controller, upper magnet 13, the gentle pump case 4 of lower magnet 6 and air pump shell 4 are installed in hollow cavity, or, the parts installed in electronic remote controller, field controller, upper magnet 13, the gentle pump case 4 of lower magnet 6 and air pump shell 4 are installed in hollow cavity; The inner of the annular housing of hollow cavity is fixed on air pump shell 4.

Conveniently assemble, during fabrication, after protecting crust 1 is divided into two-part manufacture from annular position, recombinant together for protecting crust 1.

The inner chamber of air pump shell 4 creates columniform cavity, and the periphery of columniform cavity creates smooth curved surface; Upper end on the center line of inner chamber manufacture have through air pump shell 4 center hole, lower end manufactures has inlet hole to pass air pump shell 4; The middle part of the lower end in air pump shell 4 manufactures protrusion platform protruding upward, the upper end portion of protruding platform creates annular sealing surface 14, the inside of protruding platform creates inlet hole, when airtight shrouding 1111 was not installed in the upper end portion of protruding platform, air-inlet cavity in air pump shell 4 communicates with inlet hole, and the annular sealing surface 14 protruding platform coordinates with one side below the airtight shrouding 1111 of mistake; Described annular sealing surface 14 is manufactured on the upper-end surface of the protrusion platform in air pump shell 4, creates smooth, smooth planar annular, and the annular sealing surface 14 protruding platform upper end coordinates with the sealing surface crossed below airtight shrouding 1111.

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

For the ease of air pump shell 4 processing and be convenient to accessory to load in air pump shell 4, described air pump shell 4 create segmentation processing manufacture after assemblying body; The upper end of the circular cylindrical cavity part in air pump shell 4 is divided into two sections of manufactures, the main body that the upper part of segmentation place creates pump cover, lower part creates air pump shell 4, center hole is manufactured on pump cover, inlet hole is manufactured on the middle part of the main body lower end of air pump shell 4, and being combined into after the main body after the gentle pump case 4 of pump cover manufactures is a composite entity; Or, the lower end of the circular cylindrical cavity part in air pump shell 4 is divided into two sections of manufactures, the main body that the lower part of segmentation place creates pump cover, upper part creates air pump shell 4, inlet hole is manufactured on the middle part of pump cover, center hole is manufactured on the middle part of the upper end of the main body of air pump shell 4, and being combined into after the main body of pump cover and air pump shell 4 manufactures is a composite entity.

Answer magnetic piston 7 to create columniform iron core, the periphery of columniform iron core creates smooth periphery, and smooth periphery manufactures the annular groove having depression, and annular groove is embedded with seal ring; Described periphery coordinates with the inner chamber of air pump shell 4 can the inner chamber of blanket gas pump case 4, and can slide in the inner chamber of air pump shell 4.The cylindrical central portion position of described columniform iron core manufactures the penetration hole having the upper and lower end face running through iron core, the lower part of described penetration hole creates vent 16, upper part creates consent 18, intermediate portion between vent 16 and consent 18 creates closed hole 17, and closed hole 17 communicates with vent 16 and consent 18.Described vent 16 creates the via hole allowing air pass through, and is manufactured on below closed hole 17, communicates with air-inlet cavity and closed hole 17; Described consent 18 creates the hole of installation and fixing fixed plug 10, is manufactured on above closed hole 17, communicates with extrusion chamber and closed hole 17.

Fixed plug 10 creates the plug that there is vent 16 centre, and described plug creates centre the cylinder of through hole or annular ring or jump ring circle, can limit the distance being arranged on and answering the sealing plate 15 in the closed hole 17 in magnetic piston 7 to move up; Fixed plug 10 creates centre when having a cylinder of through hole, and the fixing employing interference fit in consent 18 is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion cylinder in consent 18; When fixed plug 10 creates annular ring, the fixing employing interference fit in consent 18 is fixed or is adopted jump ring to be stuck in the two ends of the jump-ring slot internal fixtion annular ring in consent 18; When fixed plug 10 creates jump ring circle, directly jump ring is stuck in consent 18.

Described closed hole 17 creates the hole of shallow cylindrical or shallow cone cylindricality, be manufactured on to answer between the vent 16 in magnetic piston 7 and consent 18 and form the rank of one-level annular with the bottom of consent 18, the face, hole in the hole of shallow columniform hole or shallow cone cylindricality creates the inner headed face holding sealing plate 15, and the bottom surface of closed hole 17 creates porose annular sealing surface 14 below.

Described internal taper hole creates the circular hole of tapering, and the face of circular hole creates inner conical surface; The small end of internal taper hole under, hold upper greatly, can inner conical surface be sealed under the effect of the gravity of ball sealer 8 or sealing cone 8 self, when having suction on ball sealer 8 or sealing cone 8, can open by suction the passage that inner conical surface and sphere or male cone (strobilus masculinus) seal; Air pressure above ball sealer 8 or sealing cone 8 is larger, and the gluing, sealing effect of ball sealer 8 or sealing cone 8 and inner conical surface is better.

Sealing cone 8 creates cone or cone cylinder, and the annular surface of cone or cone cylinder creates the male cone (strobilus masculinus) of tapering; Gravity by self when the male cone (strobilus masculinus) of sealing cone 8 and inner conical surface seal presses down and seals inner conical surface.

The profile of ball sealer 8 creates spherosome or oval ball, and the surface of spherosome or oval ball creates smooth spherical, and spherical is sealing surface; Gravity by self when the spherical of ball sealer 8 and inner conical surface seal presses down and seals inner conical surface.

Sealing plate 15 creates circular flat board, and below dull and stereotyped, one side creates sealing surface, and sealing surface coordinates with the closed hole 17 of answering on magnetic piston 7.

Cross airtight shrouding 1111 and create circular flat board, the part that below dull and stereotyped, one side coordinates with the upper end portion of protruding platform creates sealing surface, and the part beyond the dull and stereotyped upper end portion with protruding platform coordinates manufactures the passing hole 12 allowing gas pass through; The sealing surface crossing airtight shrouding 1111 coordinates with the annular sealing surface 14 protruding platform upper end.

Field controller creates the controller controlling upper magnet 13 and lower magnet 6 and generate an electromagnetic field, control time and the time length generated an electromagnetic field that upper magnet 13 and lower magnet 6 generate an electromagnetic field and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time.

Upper magnet 13 and lower magnet 6 create the electromagnetic coil that can generate an electromagnetic field.

Air-strainer 3 causes the filter of dust in filtered air and impurity, and the upper end of air-strainer 3 manufactures to have air outlet hole, vertical plane or curved surface manufacture suction port 9, and the inside of air-strainer 3 is provided with until filter core or filter screen.

Inlet hole create air enter the inner chamber of air pump shell 4 through via hole, be manufactured on and protrude the center portion of platform, inlet hole communicates with the inner chamber of air pump shell 4.

Keeping the shape of protecting crust 1 to ensure protecting crust 1 that the coil of upper magnet 13 and lower magnet 6 can be protected not to be damaged, in the inner chamber of protecting crust 1, manufacturing the skeleton having support.

Air in the air-inlet cavity that can promote in air pump shell 4 to make to answer magnetic piston 7 enters in extrusion chamber, and the electromagnetic field adopting lower magnet 6 to produce answers magnetic piston 7 to move down the power air in air-inlet cavity being clamp-oned extrusion chamber as pulling.

In air-inlet cavity, lay in air, in extrusion chamber, extrude air and produce air pressure; When entering air in extrusion chamber, air-inlet cavity communicates with extrusion chamber; When extruding air in extrusion chamber, air-inlet cavity is by ball sealer 8 or sealing cone 8 and answer the internal taper hole in magnetic piston 7 to seal and disconnect the passage entering air entering extrusion chamber.

Described energy-saving air brake empty air pump in compressed-air actuated process, control into air passageways and go out air passageways one-way check valve in there is no return spring; When air-inlet cavity enters air, answer the opened airtight shrouding 1111 of the suction of the up generation of magnetic piston 7 and protrude the sealing of platform and the passage opened into air, being arranged on and answering the automatic decline return and close the passage entering air entered in extrusion chamber and seal under the effect of self gravitation of the sealing plate 15 in the closed hole 17 on magnetic piston 7; When extrusion chamber enters air, being arranged on ball sealer 8 on the internal taper hole of gas outlet valve or sealing cone 8 utilizes the gravity of self to make ball sealer 8 or sealing cone 8 decline return and the passage going out air of closing on gas outlet valve seals automatically, answers magnetic piston 7 descending and makes to produce pressure air-inlet cavity in and promote ball sealer 8 or seal the up passage entering air entered in extrusion chamber of then opening of cone 8; When extrusion chamber goes out air, under the effect of outlet pressure, promote ball sealer 8 on the internal taper hole of gas outlet valve or sealing cone 8 up and open the passage air of gas outlet valve, be arranged on and answer the sealing plate 15 in the closed hole 17 in magnetic piston 7 to utilize the gravity of self to make sealing plate 15 decline return and close and answer the passage entering air on magnetic piston 7 to seal automatically.

During use, the power-on circuit of insulated electric conductor and field controller directly connected by teacher of the opening position key operation, or, the starting button of remote controller switch pressed by teacher of the opening position key after connecting the power-on circuit of electronic remote controller, electronic remote controller connects the power-on circuit of field controller after receiving activating signal, the power-on circuit that field controller connects circulation connection upper magnet 13 and lower magnet 6 generates an electromagnetic field; When upper magnet 13 generates an electromagnetic field, the attraction force of electromagnetic field pulls answers magnetic piston 7 to move up, when answering magnetic piston 7 to start up, be arranged on and answer the descending return and close the passage that air enters extrusion chamber under the effect of the gravity of self of the sealing plate 15 in the closed hole 17 in magnetic piston 7; When answering magnetic piston 7 up, answer the up of magnetic piston 7 and make the air in extrusion chamber create pressure, have the air of pressure from the endoporus of the sealed end of gas outlet valve lower end enter into internal taper hole in gas outlet valve promote ball sealer 8 or sealing cone 8 up and open the sealing channel of gas outlet valve, make the air in extrusion chamber after gas outlet valve, enter into gas holder and store for automobile when braking; Answer magnetic piston 7 when up, magnetic piston 7 is answered also to make to create pull of vacuum in air-inlet cavity, airtight shrouding 1111 was moved in pull of vacuum suction made airtight shrouding 1111 separate with the annular sealing surface 14 protruding platform, air from the suction port 9 of air-strainer 3 enter filter in air-strainer 3 after to enter into through inlet hole from air outlet hole again and protrude platform, then the passing hole 12 of passing through on airtight shrouding 1111 enters in the air-inlet cavity of answering below magnetic piston 7 in air pump shell 4.

When answering that magnetic piston 7 is up to be moved into place, field controller connects the power-on circuit of lower magnet 6 after disconnecting the power-on circuit of upper magnet 13, and the electromagnetic field of upper magnet 13 disappears, and the electromagnetic field that lower magnet 6 produces pulls answers magnetic piston 7 descending; When answering magnetic piston 7 to start descending, be arranged on the airtight shrouding of mistake 1111 on the protrusion platform upper-end surface of lower end in air pump shell 4 descending and close the passage entering air entering air-inlet cavity under the effect of self gravitation, ball sealer 8 in gas outlet valve or sealing cone 8 descending return and seal the inner conical surface of gas outlet valve under the effect of the gravity of self, has cut off the outlet passageway of extrusion chamber; Answer magnetic piston 7 when descending, the air of answering magnetic piston 7 to promote to enter in air-inlet cavity and make air produce internal pressure, having the air of pressure to enter into from the vent 16 of answering in magnetic piston 7 answers the closed hole 17 in magnetic piston 7 upwards to wash open to continue after the sealing plate 15 sealed with closed hole 17 is shifted up, enters in extrusion chamber after the vent 16 in fixed plug 10.

Answer magnetic piston 7 when the gravitation of the electromagnetic field that lower magnet 6 produces pulls descending putting in place, be arranged on and answer descending closed hole 17 is shut and make air not return air-inlet cavity under the effect of the gravity of self of the sealing plate 15 in the closed hole 17 in magnetic piston 7, now, the power-on circuit that field controller connects again magnet again generates an electromagnetic field and pulls and answers magnetic piston 7 up; The connection of circulation like this and cut off circuit, the electromagnetic field that upper magnet 13 is produced pulls answers magnetic piston 7 electromagnetic field that is up and that allow lower magnet 6 produce to pull to answer magnetic piston 7 descending, constantly pressurized air and to be transported in gas holder storage for automobile when braking.

Claims

1. an energy-saving air brake empty air pump, is characterized in that: described energy-saving air brake empty air pump comprise protecting crust, upper magnet, lower magnet, air pump shell, inlet hole, cross airtight shrouding, sealing plate, sealing cone, answer magnetic piston, fixed plug, internal taper hole, vent, gas outlet valve, air-strainer, field controller;

In protecting crust, be provided with upper magnet and lower magnet, upper magnet is fixed on the upper part outside air pump shell, and lower magnet is fixed on the lower part outside air pump shell, and protecting crust is fixed on the outside protection upper magnet of air pump shell and the coil of lower magnet; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the lower end of air-strainer being fixed on air pump shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile;

Connect upper magnet to be connected with the circuit of field controller with the circuit of lower magnet, the circuit of field controller is connected with insulated electric conductor, and insulated electric conductor is connected with teacher position key operation, and field controller is arranged in protecting crust;

Airtight shrouding was installed in air pump shell, answered magnetic piston, sealing cone, fixed plug, can slide up and down in the inner chamber of answering magnetic piston to be arranged on air pump shell; Sealing plate is installed answering in the closed hole below the consent in magnetic piston, sealing plate can move up and down in closed hole, in consent, be provided with fixed plug to limit displacement distance when sealing plate moves up, the fixing employing interference fit of fixed plug in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion fixed plug in consent; The passage entering air of answering on magnetic piston can be closed when sealing surface below sealing plate coordinates with the annular sealing surface of closed hole and seals, the passage entering air of answering on magnetic piston when the sealing surface below sealing plate separates with the annular sealing surface of closed hole, can be opened; Seal at the protrusion platform of the lower end that the inside lower part of air pump shell was provided with in airtight shrouding and air pump shell; Cross airtight shrouding coordinate with the annular sealing surface protruding platform and can seal or open the passage entering air entered in air pump shell; When answering magnetic piston stroking upward, the inner chamber part of answering the air pump shell of magnetic piston lower part is air-inlet cavity; When answering magnetic descent of piston, the inner chamber part of answering the air pump shell of magnetic piston upper part is extrusion chamber; Be provided with air-strainer at the air inlet position of the lower end of air pump shell, the air outlet hole of air-strainer communicates with the inlet hole of air pump shell; Be provided with gas outlet valve in the upper end of air pump shell, the lower part of gas outlet valve is fixed in the center hole of the overlying one end of air pump shell; The part that the upper-end surface of air pump shell is exposed in the upper end of gas outlet valve is connected with the inlet hole of gas holder by flexible pipe or hard tube, and the air outlet hole of gas holder is connected with the inlet hole of general braking pump by pipeline;

Described protecting crust is the hollow cavity of annular, and hollow cavity has string holes, and be provided with the parts installed in field controller, upper magnet, the gentle pump case of lower magnet and air pump shell in hollow cavity, string holes is the hole allowing insulated electric conductor pass; The inner of the annular housing of hollow cavity is fixed on air pump shell;

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

The inner chamber of described air pump shell is circular cylindrical cavity, and the cylndrical surface of columniform cavity is smooth curved surface; Upper end on the center line of inner chamber has that center hole passes air pump shell, lower end has inlet hole to pass air pump shell; There is protrusion platform protruding upward at the middle part of the lower end in air pump shell, the upper end portion of protruding platform is annular sealing surface, the inside of protruding platform is inlet hole, air-inlet cavity when airtight shrouding was not installed in the upper end portion of protruding platform in air pump shell communicates with inlet hole, and the annular sealing surface protruding platform coordinates with one side below the airtight shrouding of mistake; Described annular sealing surface is the upper-end surface of protruding platform, is smooth, smooth planar annular, and the upper end of the protrusion platform in air pump shell coordinates with the sealing surface crossed below airtight shrouding;

Described gas outlet valve comprises hollow valve body and sealing cone, and hollow valve body is hollow tubular, and internal taper hole is in the middle part of the inner chamber of hollow tubular or middle and lower part, and the internal diameter of the upper part of the internal taper hole in hollow tubular internal diameter that is large, lower part is little; There is return-air sealed end the lower end of hollow valve body, the lower end surface of return-air sealed end in the lower end of hollow valve body, upper-end surface is internal taper hole, the large end of internal taper hole communicates with the upper end of gas outlet valve, small end communicates with the lower end of gas outlet valve, and the inner conical surface of internal taper hole is provided with sealing cone; Inner conical surface can be opened when being with the air of pressure from the endoporus of hollow valve body lower end and form passage with sealing the sealing of boring;

For the ease of air pump shell processing and be convenient to accessory to load in air pump shell, described air pump shell is the assemblying body after segmentation; The upper end of the circular cylindrical cavity part in air pump shell is divided into two sections, the main body that the upper part of segmentation place is pump cover, lower part is air pump shell, center hole is on pump cover, and inlet hole is at the middle part of the main body lower end of air pump shell, and the body combination of pump cover and air pump shell becomes a composite entity; Or, the lower end of the circular cylindrical cavity part in air pump shell is divided into two sections, the main body that the lower part of segmentation place is pump cover, upper part is air pump shell, inlet hole is at the middle part of pump cover, center hole is at the middle part of the upper end of the main body of air pump shell, and the body combination of pump cover and air pump shell becomes a composite entity;

Described magnetic piston of answering is columniform iron core, and the periphery of columniform iron core is smooth periphery, and smooth periphery has the annular groove of depression, and annular groove is embedded with seal ring; Described periphery coordinates with the inner chamber of air pump shell can the inner chamber of blanket gas pump case, and can slide in the inner chamber of air pump shell; The cylindrical central portion position of described columniform iron core has penetration hole to run through the upper and lower end face of iron core, the lower part of described penetration hole is vent, upper part is consent, intermediate portion between vent and consent is closed hole, and closed hole communicates with vent and consent; Described vent is the via hole allowing air pass through, and below closed hole, communicates with air-inlet cavity and closed hole; Described consent is the hole of installation and fixing fixed plug, on closed hole, communicates with extrusion chamber and closed hole;

Described fixed plug be restriction be arranged on the distance of answering the sealing plate in the closed hole in magnetic piston to move up, centre has the plug of vent, described plug to be that centre has the cylinder of through hole or annular ring or jump ring circle; Fixed plug is centre when having a cylinder of through hole, and the fixing employing interference fit in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion cylinder in consent; When fixed plug is annular ring, the fixing employing interference fit in consent is fixed or is adopted jump ring to be stuck in the two ends of the jump-ring slot internal fixtion annular ring in consent; When fixed plug is jump ring circle, directly jump ring is stuck in consent;

Described closed hole is the hole of shallow cylindrical or shallow cone cylindricality, the rank of one-level annular are formed with the bottom of consent between the vent of answering in magnetic piston and consent, the face, hole in the hole of shallow columniform hole or shallow cone cylindricality be hold sealing plate inner headed face, the bottom surface of closed hole is annular sealing surface porose below;

Described internal taper hole is the circular hole having tapering, and the face of circular hole is inner conical surface; The small end of internal taper hole under, hold upper greatly, inner conical surface with seal the male cone (strobilus masculinus) of bore and coordinate, can inner conical surface be sealed under the effect of the gravity of sealing cone self, when having suction on sealing is bored, can open by suction the passage that inner conical surface and male cone (strobilus masculinus) seal; Sealing cone air pressure is above larger, and sealing cone is better with the gluing, sealing effect of inner conical surface;

The profile of described sealing cone is cone or cone cylinder, and the annular surface of cone or cone cylinder is the male cone (strobilus masculinus) having tapering; Gravity by self when the male cone (strobilus masculinus) of sealing cone and inner conical surface seal presses down and seals inner conical surface;

Described sealing plate is circular flat board, and below dull and stereotyped, one side is sealing surface, and sealing surface coordinates with the closed hole in sealing neck and coordinates with the closed hole of answering on magnetic piston respectively;

The airtight shrouding of described mistake is circular flat board, and the part that below dull and stereotyped, one side coordinates with the upper end portion of protruding platform is sealing surface, and the part beyond the dull and stereotyped upper end portion with protruding platform coordinates has passing hole; The sealing surface crossing airtight shrouding is used for coordinating with the annular sealing surface protruding platform upper end, and passing hole is used for allowing air pass through;

Described field controller controls the controller that upper magnet and lower magnet generate an electromagnetic field, control time and the time length generated an electromagnetic field that upper magnet and lower magnet generate an electromagnetic field and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time;

Described upper magnet and lower magnet are the electromagnetic coils that can generate an electromagnetic field;

Described air-strainer is the filter of dust in filtered air and impurity, and the upper end of air-strainer has on air outlet hole, vertical plane or curved surface and has suction port, and the inside of air-strainer is provided with until filter core or filter screen;

Described inlet hole be air enter the inner chamber of air pump shell through air passing hole, protruding the center portion of platform, inlet hole communicates with the inner chamber of air pump shell;

In air-inlet cavity, lay in air, in extrusion chamber, extrude air and produce air pressure; When entering air in extrusion chamber, air-inlet cavity communicates with extrusion chamber; When extruding air in extrusion chamber, air-inlet cavity is by sealing cone and answer the internal taper hole in magnetic piston seal and disconnect the passage entering air entering extrusion chamber;

Described energy-saving air brake empty air pump in compressed-air actuated process, control into air passageways and go out air passageways one-way check valve in there is no return spring; When air-inlet cavity enters air, the opened airtight shrouding of the suction of answering magnetic piston stroking upward to produce with protrude the sealing of platform and the passage opened into air, be arranged on and answer the automatic decline return and close the passage entering air entered in extrusion chamber and seal under the effect of self gravitation of the sealing plate in the closed hole on magnetic piston; When extrusion chamber enters air, the sealing cone be arranged on the internal taper hole of gas outlet valve utilize the gravity of self to make automatic decline return is bored in sealing and the passage going out air of closing on gas outlet valve seals, answer magnetic descent of piston and make to produce air-inlet cavity in pressure and promote sealing and bore the up passage entering air entered in extrusion chamber of then opening; When extrusion chamber goes out air, under the effect of outlet pressure, promote sealing cone on the internal taper hole of gas outlet valve up and open the passage air of gas outlet valve, being arranged on and answering the sealing plate in the closed hole in magnetic piston to utilize the gravity of self to make sealing plate decline return and close and answer the passage entering air on magnetic piston to seal automatically;

During use, the power-on circuit of field controller connected by teacher of the opening position key operation, and the power-on circuit that field controller connects circulation connection upper magnet and lower magnet generates an electromagnetic field; When upper magnet generates an electromagnetic field, the attraction force of electromagnetic field pulls answers magnetic piston to move up, when answering magnetic piston to start up, be arranged on descending return under the effect of the gravity of answering the sealing plate in the closed hole in magnetic piston at self and close the passage that air enters extrusion chamber; When answering magnetic piston stroking upward, answer the up of magnetic piston and make the air in extrusion chamber create pressure, having the air of pressure to enter into internal taper hole in gas outlet valve from the endoporus of the sealed end of gas outlet valve lower end, to promote sealing cone up and open the sealing channel of gas outlet valve, makes the air in extrusion chamber after gas outlet valve, enter into gas holder and store for automobile when braking; Answer magnetic piston when up, magnetic piston is answered also to make to create pull of vacuum in air-inlet cavity, airtight shrouding was moved in pull of vacuum suction made airtight shrouding separate with the annular sealing surface protruding platform, air from the suction port of air-strainer enter filter in air-strainer after to enter into through inlet hole from air outlet hole again and protrude platform, then the passing hole of passing through on airtight shrouding enters in the air-inlet cavity of answering below magnetic piston in air pump shell;

When answering magnetic piston stroking upward to move into place, field controller connects the power-on circuit of lower magnet after disconnecting the power-on circuit of upper magnet, and the electromagnetic field of upper magnet disappears, and the electromagnetic field that lower magnet produces pulls answers magnetic descent of piston; When answering magnetic piston to start descending, be arranged on the airtight shrouding of mistake on the protrusion platform upper-end surface of lower end in air pump shell descending and close the passage entering air entering air-inlet cavity under the effect of self gravitation, sealing in gas outlet valve is bored descending return under the effect of the gravity of self and seals the inner conical surface of gas outlet valve, has cut off the outlet passageway of extrusion chamber; Answer magnetic piston when descending, the air of answering magnetic piston to promote to enter in air-inlet cavity and make air produce internal pressure, have the air of pressure to enter into from the vent of answering in magnetic piston to answer the closed hole in magnetic piston upwards to wash open to continue up after the sealing plate sealed with closed hole is shifted, enter after the vent in fixed plug in extrusion chamber;

2. energy-saving air brake empty air pump according to claim 1, it is characterized in that: the air in the air-inlet cavity promoting in air pump shell to enable to answer magnetic piston enters in extrusion chamber, and the electromagnetic field adopting lower magnet to produce answers magnetic piston to move down the power air in air-inlet cavity being clamp-oned extrusion chamber as pulling.

3. energy-saving air brake empty air pump according to claim 1, is characterized in that: adopt the teacher position key operation be connected with insulated electric conductor to come connection and the cut-out of the connecting circuit of controlling magnetic field controller.

4. energy-saving air brake empty air pump according to claim 1, is characterized in that: keep the shape of protecting crust to ensure protecting crust that the coil of upper magnet and lower magnet can be protected not to be damaged, and manufactures the skeleton having support in the inner chamber of protecting crust.

5. energy-saving air brake empty air pump according to claim 1, it is characterized in that: described energy-saving air brake air pump structure is compact, it is little to vibrate, utilization rate of electrical is high, powerful, compressed-air actuated efficiency is high, the electric vehicle and the internal-combustion engines vehicle that are suitable for air-pressure brake are installed and used, and also normally can produce braking force by pressurized air after internal-combustion engine shuts down; The market prospects of industrialization are good, commercial value is high, manufacture and use all very convenient.

6. a manufacture method for energy-saving air brake empty air pump, is characterized in that: during fabrication, and protecting crust creates the hollow cavity of annular, and hollow cavity manufactures string holes, and string holes creates the hole allowing insulated electric conductor pass; Be provided with the parts installed in field controller, upper magnet, the gentle pump case of lower magnet and air pump shell in hollow cavity, the inner of the annular housing of hollow cavity is fixed on air pump shell;

Conveniently assemble, during fabrication, after protecting crust is divided into two-part manufacture from annular position, recombinant together for protecting crust;

The inner chamber of air pump shell creates columniform cavity, and the periphery of columniform cavity creates smooth curved surface; Upper end on the center line of inner chamber manufacture have through air pump shell center hole, lower end manufactures has inlet hole to pass air pump shell; The middle part of the lower end in air pump shell manufactures protrusion platform protruding upward, the upper end portion of protruding platform creates annular sealing surface, the inside of protruding platform creates inlet hole, when airtight shrouding was not installed in the upper end portion of protruding platform, air-inlet cavity in air pump shell communicates with inlet hole, and the annular sealing surface protruding platform coordinates with one side below the airtight shrouding of mistake; Described annular sealing surface is manufactured on the upper-end surface of the protrusion platform in air pump shell, creates smooth, smooth planar annular, and the annular sealing surface protruding platform upper end coordinates with the sealing surface crossed below airtight shrouding;

Gas outlet valve creates hollow valve body and sealing cone two-part, hollow valve body creates hollow tubular, internal taper hole is manufactured on middle part or the middle and lower part of the inner chamber of hollow tubular, and the internal diameter that the internal diameter that the upper part of the internal taper hole in hollow tubular manufactures is large, lower part manufactures is little; The lower end of hollow valve body manufactures return-air sealed end, the lower end surface of return-air sealed end is manufactured on the lower end of hollow valve body, upper-end surface creates internal taper hole, the large end of internal taper hole communicates with the upper end of gas outlet valve, small end communicates with the lower end of gas outlet valve, and the inner conical surface of internal taper hole is provided with sealing cone; Inner conical surface can be opened when being with the air of pressure from the endoporus of hollow valve body lower end and form passage with sealing the sealing of boring;

For the ease of air pump shell processing and be convenient to accessory to load in air pump shell, described air pump shell create segmentation processing manufacture after assemblying body; The upper end of the circular cylindrical cavity part in air pump shell is divided into two sections of manufactures, the main body that the upper part of segmentation place creates pump cover, lower part creates air pump shell, center hole is manufactured on pump cover, inlet hole is manufactured on the middle part of the main body lower end of air pump shell, and being combined into after the main body after the gentle pump case of pump cover manufactures is a composite entity; Or, the lower end of the circular cylindrical cavity part in air pump shell is divided into two sections of manufactures, the main body that the lower part of segmentation place creates pump cover, upper part creates air pump shell, inlet hole is manufactured on the middle part of pump cover, center hole is manufactured on the middle part of the upper end of the main body of air pump shell, and being combined into after the main body of pump cover and air pump shell manufactures is a composite entity;

Answer magnetic piston to create columniform iron core, the periphery of columniform iron core creates smooth periphery, and smooth periphery manufactures the annular groove having depression, and annular groove is embedded with seal ring; Described periphery coordinates with the inner chamber of air pump shell can the inner chamber of blanket gas pump case, and can slide in the inner chamber of air pump shell.The cylindrical central portion position of described columniform iron core manufactures the penetration hole having the upper and lower end face running through iron core, the lower part of described penetration hole creates vent, upper part creates consent, intermediate portion between vent and consent creates closed hole, and closed hole communicates with vent and consent; Described vent creates the via hole allowing air pass through, and is manufactured on below closed hole, communicates with air-inlet cavity and closed hole; Described consent creates the hole of installation and fixing fixed plug, is manufactured on above closed hole, communicates with extrusion chamber and closed hole;

Fixed plug creates the plug that there is vent centre, and described plug creates centre the cylinder of through hole or annular ring or jump ring circle, can limit the distance being arranged on and answering the sealing plate in the closed hole in magnetic piston to move up; Fixed plug creates centre when having a cylinder of through hole, and the fixing employing interference fit in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion cylinder in consent; When fixed plug creates annular ring, the fixing employing interference fit in consent is fixed or is adopted jump ring to be stuck in the two ends of the jump-ring slot internal fixtion annular ring in consent; When fixed plug creates jump ring circle, directly jump ring is stuck in consent;

Described closed hole creates the hole of shallow cylindrical or shallow cone cylindricality, be manufactured on to answer between the vent in magnetic piston and consent and form the rank of one-level annular with the bottom of consent, the face, hole in the hole of shallow columniform hole or shallow cone cylindricality create hold sealing plate inner headed face, the bottom surface of closed hole creates porose annular sealing surface below;

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

The profile of sealing cone creates cone or cone cylinder, and the annular surface of cone or cone cylinder creates the male cone (strobilus masculinus) of tapering; Gravity by self when the male cone (strobilus masculinus) of sealing cone and inner conical surface seal presses down and seals inner conical surface;

Sealing plate creates circular flat board, and below dull and stereotyped, one side creates sealing surface, and sealing surface coordinates with the closed hole of answering on magnetic piston;

Cross airtight shrouding and create circular flat board, the part that below dull and stereotyped, one side coordinates with the upper end portion of protruding platform creates sealing surface, and the part beyond the dull and stereotyped upper end portion with protruding platform coordinates manufactures the passing hole allowing gas pass through; The sealing surface crossing airtight shrouding coordinates with the annular sealing surface protruding platform upper end;

Field controller creates the controller controlling upper magnet and lower magnet and generate an electromagnetic field, control time and the time length generated an electromagnetic field that upper magnet and lower magnet generate an electromagnetic field and after generating an electromagnetic field at every turn to the interval time generated an electromagnetic field again for the second time;

Upper magnet and lower magnet create the electromagnetic coil that can generate an electromagnetic field;

Air-strainer causes the filter of dust in filtered air and impurity, and the upper end of air-strainer manufactures to have air outlet hole, vertical plane or curved surface manufacture suction port, and the inside of air-strainer is provided with until filter core or filter screen;

Inlet hole create air enter the inner chamber of air pump shell through via hole, be manufactured on and protrude the center portion of platform, inlet hole communicates with the inner chamber of air pump shell;

Keeping the shape of protecting crust to ensure protecting crust that the coil of upper magnet and lower magnet can be protected not to be damaged, in the inner chamber of protecting crust, manufacturing the skeleton having support;

Air in the air-inlet cavity promoting in air pump shell to enable to answer magnetic piston enters in extrusion chamber, and the electromagnetic field adopting lower magnet to produce answers magnetic piston to move down the power air in air-inlet cavity being clamp-oned extrusion chamber as pulling;

In protecting crust, be provided with upper magnet and lower magnet, upper magnet is fixed on the upper part outside air pump shell, and lower magnet is fixed on the lower part outside air pump shell, and protecting crust is fixed on the outside protection upper magnet of air pump shell and the coil of lower magnet; Below the outside of protecting crust, one side is fixed with foot rest, and the lower end of foot rest is lower than the lower end of air-strainer being fixed on air pump shell lower end, and the lower end of foot rest is fixed on the vehicle frame of automobile; Connect upper magnet to be connected with the circuit of field controller with the circuit of lower magnet, the circuit of field controller is connected with insulated electric conductor, and insulated electric conductor is connected with teacher position key operation, and field controller is arranged in protecting crust; Airtight shrouding was installed in air pump shell, answered magnetic piston, sealing cone, fixed plug, can slide up and down in the inner chamber of answering magnetic piston to be arranged on air pump shell; Sealing plate is installed answering in the closed hole below the consent in magnetic piston, sealing plate can move up and down in closed hole, in consent, be provided with fixed plug to limit displacement distance when sealing plate moves up, the fixing employing interference fit of fixed plug in consent is fixed or screw-thread fit is fixed or adopt jump ring to be stuck in the two ends of the jump-ring slot internal fixtion fixed plug in consent; The passage entering air of answering on magnetic piston can be closed when sealing surface below sealing plate coordinates with the annular sealing surface of closed hole and seals, the passage entering air of answering on magnetic piston when the sealing surface below sealing plate separates with the annular sealing surface of closed hole, can be opened; Seal at the protrusion platform of the lower end that the inside lower part of air pump shell was provided with in airtight shrouding and air pump shell; Cross airtight shrouding coordinate with the annular sealing surface protruding platform and can seal or open the passage entering air entered in air pump shell; When answering magnetic piston stroking upward, the inner chamber part of answering the air pump shell of magnetic piston lower part is air-inlet cavity; When answering magnetic descent of piston, the inner chamber part of answering the air pump shell of magnetic piston upper part is extrusion chamber; Be provided with air-strainer at the air inlet position of the lower end of air pump shell, the air outlet hole of air-strainer communicates with the inlet hole of air pump shell; Be provided with gas outlet valve in the upper end of air pump shell, the lower part of gas outlet valve is fixed in the center hole of the overlying one end of air pump shell; The part that the upper-end surface of air pump shell is exposed in the upper end of gas outlet valve is connected with the inlet hole of gas holder by flexible pipe or hard tube, and the air outlet hole of gas holder is connected with the inlet hole of general braking pump by pipeline.