WO2020048698A1 - Gehäuse für einen elektropneumatischen modulator für eine elektropneumatische bremsanlage für ein fahrzeug, elektropneumatischer modulator mit einem gehäuse und verfahren zum herstellen eines elektropneumatischen modulators - Google Patents
Gehäuse für einen elektropneumatischen modulator für eine elektropneumatische bremsanlage für ein fahrzeug, elektropneumatischer modulator mit einem gehäuse und verfahren zum herstellen eines elektropneumatischen modulators Download PDFInfo
- Publication number
- WO2020048698A1 WO2020048698A1 PCT/EP2019/070882 EP2019070882W WO2020048698A1 WO 2020048698 A1 WO2020048698 A1 WO 2020048698A1 EP 2019070882 W EP2019070882 W EP 2019070882W WO 2020048698 A1 WO2020048698 A1 WO 2020048698A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- chamber
- electrical
- electropneumatic
- receiving chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/025—Electrically controlled valves
- B60T15/027—Electrically controlled valves in pneumatic systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/002—Air treatment devices
- B60T17/008—Silencer devices
Definitions
- the present approach relates to a housing for one
- Electropneumatic modulator for an electropneumatic brake system for a vehicle an electropneumatic modulator with a housing and a method for producing an electropneumatic modulator.
- Electropneumatic modulators for electropneumatic brake systems have a large number of electrical and / or electronic components and a large number of internal functional parts such as a relay piston.
- Electropneumatic modulators are housed in a multi-part housing with seals in between.
- a housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle an electropneumatic modulator with a housing and a method for producing a
- a housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle has an electrical chamber and a receiving chamber.
- the electrical chamber is designed to contain at least one electrical and additionally or alternatively electronic component of the electropneumatic
- the receiving chamber is arranged opposite the electrical chamber and is shaped to receive a relay piston and a guide device for guiding the relay piston from a second side of the housing opposite the first side.
- the housing is molded in one piece.
- a pressure control module is one
- this pressure control module regulates, for example, at least one vehicle wheel of a vehicle, a pneumatic braking pressure provided, that is to say compressed air.
- the electrical and additionally or alternatively electronic component of the electropneumatic modulator can be a circuit board, at least one solenoid valve
- Act pressure sensor and additionally or alternatively a pressure tube are provided.
- Solenoid valve can be operated using a control signal.
- the relay piston and the guide device are also part of the electropneumatic modulator, the guide device being an inlet seat ring, a cuff, a
- Cuff spring and additionally or alternatively can have a pleated insert with an integrated guide sleeve.
- Electropneumatic modulator can be known in functionality
- a housing presented here advantageously enables one
- the housing presented here is very simple and inexpensive to manufacture in one piece, for example by a casting process in, for example, a casting mold. When installing the electropneumatic modulator, there are very few Assembly steps are required.
- the housing presented here can have a substantially H-shaped shape in cross section, the electrical chamber and the
- Receiving chamber can be separated by a separating web or a cutting disc of the H-shaped housing cross section.
- An upper side of the cutting disc can form an electrical chamber bottom of the electrical chamber and the
- the opposite underside of the cutting disc can form a receiving chamber bottom of the receiving chamber.
- the housing On each end of the two chambers opposite the cutting disc, the housing has a receiving opening of the two chambers.
- a diameter of the receiving chamber bottom of the receiving chamber can be smaller than a diameter of the receiving opening of the receiving chamber.
- the receiving chamber forms a piston chamber section which is shaped to receive the relay piston and forms a guide chamber section which is designed to at least partially receive the guide device, the
- Piston chamber section can adjoin the receiving chamber floor of the receiving chamber and the guide chamber section can be arranged facing a receiving opening of the receiving chamber. Additionally or alternatively, a diameter of the piston chamber section can be smaller than a diameter of the guide chamber section.
- a shape of the receiving chamber allows a simple stacking first of the relay piston on the bottom of the receiving chamber of the receiving chamber and then a wider guide device in, for example, a central region of the receiving chamber.
- the guide chamber section can be shaped to additionally accommodate a muffler, which can be received in the receiving chamber, for example during assembly after the guide device.
- the piston chamber section can be cylindrical and, additionally or alternatively, the guide chamber section can have at least one inclined wall.
- the guide chamber section can be, for example
- Receiving opening of the receiving chamber can be shaped to expand.
- the cylindrical piston chamber section is suitable for the intended fluid movement of the relay piston and for sealing the relay piston against side walls of the piston chamber section.
- Guide chamber section allows the inclusion of a holding insert which widens into a silencer.
- the housing can also form a pressure outlet channel which can be fluidly connected to the piston chamber section and additionally or alternatively form a supply connection channel which can be fluidly connected to the guide chamber section and additionally or alternatively a pneumatic one
- control input channel which can be fluidly connected to the electrical chamber.
- the pressure outlet channel can connect to the brake system
- the pneumatic control input channel can also be referred to as a backup channel.
- the pneumatic control input channel can enable a connection to a pneumatic control device such as a foot brake device.
- the supply connection channel can enable a connection to a compressed air storage container.
- the channel or channels opening into the receiving chamber can be arranged running straight through a wall of the housing. The in the
- Channels opening into the receiving chamber can be arranged running parallel to one another and, additionally or alternatively, can be arranged perpendicular to a piston movement provided during operation of the modulator. At least one half of the pneumatic control input channel can also be parallel to that in the
- Receiving chamber opening channels can be arranged. Such channels are very easy to manufacture by, for example, at least one hole or already in the casting process.
- the housing can have at least one connecting channel which fluidically connects the electrical chamber to the guide chamber section of the Admission chamber connects.
- This connecting channel can be arranged to run straight and, additionally or alternatively, to run perpendicular to the chamber floors.
- Such a compactly arranged connecting channel which can only be produced by a straight bore, is made possible thanks to the receiving chamber tapering towards the receiving chamber bottom of the receiving chamber.
- Embodiment forms an undercut and additionally or alternatively a recess.
- This undercut can be used to snap a snap tab or one
- the holding insert with the integrated guide sleeve can have a holding element of this type, which can be positively locked or screwed into the undercut of the housing.
- the guide chamber section can also form a guide groove connected to the undercut for inserting the bayonet into the undercut.
- the puncture can serve to accommodate an edge section of a circlip such as a snap ring.
- the undercut and additionally or alternatively the puncture can be molded all around into a receiving chamber wall of the receiving chamber.
- Undercut a stable reception of the guide device can be ensured in the receiving chamber.
- the guide device can be prevented from moving to the receiving opening of the receiving chamber.
- an intermediate chamber section can be arranged, which is shaped to around the
- the intermediate chamber section can form a shoulder which can form a stop for the inlet seat ring of the guide device.
- a diameter of the intermediate chamber section can form a shoulder which can form a stop for the inlet seat ring of the guide device.
- Intermediate chamber section can be larger than the diameter of the
- Piston chamber section and additionally or alternatively, the diameter of the intermediate chamber section can be smaller than the diameter of the
- the guide device can be prevented from moving to the relay piston or the receiving chamber floor of the receiving chamber.
- the housing on the receiving chamber base of the receiving chamber has a centering rod which projects into the receiving chamber for centering receiving of the relay piston.
- the centering rod can be a centering sleeve.
- the centering rod can be centered on the
- Receiving chamber floor of the receiving chamber can be arranged and additionally or alternatively serve to guide the relay piston during operation.
- the centering rod can be in an opening of the relay piston during operation of the modulator
- An electropneumatic modulator has at least one electrical and additionally or alternatively electronic component, a relay piston
- Guide device for guiding the relay piston and a housing which is formed in one of the variants presented above.
- the electrical and additionally or alternatively electronic component is accommodated in the electrical chamber of the housing and the relay piston and the guide device are in the
- electro-pneumatic modulator can be designed for use with a brake system for a vehicle. Thanks to the one-piece housing device and the arrangement and shape of the electrical chamber and the receiving chamber, the electropneumatic modulator can advantageously be installed quickly and easily.
- a method of manufacturing an electropneumatic modulator has a step of providing, a step of inserting and a step of inserting.
- the step of providing one of the housings presented above is provided.
- the electrical and additionally or alternatively electronic component is inserted into the electrical chamber of the housing from the first side of the housing.
- Figure 1 is a schematic side cross-sectional view of a vehicle with a brake system with an electropneumatic modulator with a housing according to an embodiment.
- Fig. 2 is a schematic side exploded view in cross section of an electropneumatic modulator with a housing according to one
- FIG. 3 shows a schematic lateral cross-sectional illustration of an electropneumatic modulator with a housing according to an exemplary embodiment
- FIG. 4 shows a schematic lateral cross-sectional representation of a pleat insert with an integrated guide sleeve of an electropneumatic modulator according to an exemplary embodiment
- Fig. 5 is a schematic bottom view of a folding insert with an integrated
- FIG. 6 shows a schematic illustration of an electropneumatic modulator with a housing according to an exemplary embodiment
- Fig. 7 is a flowchart of a method for setting a
- electropneumatic modulator according to an embodiment.
- FIG. 1 shows a schematic lateral cross-sectional illustration of a vehicle 100 with a brake system 105 with an electropneumatic modulator 110 with a housing 115 according to an exemplary embodiment.
- the electropneumatic modulator 105 has the housing 115, at least one electrical and / or electronic component 120, a relay piston 125 and a guide device 130, which is designed to guide the relay piston 125.
- the housing 115 of the electropneumatic modulator 110 has an electrical chamber 135 and a receiving chamber 140.
- the electrical chamber 135 is shaped to receive the at least one electrical and / or electronic component 120 of the electropneumatic modulator 110 from a first side 145 of the housing 115.
- the receiving chamber 140 is arranged opposite the electrical chamber 135 and is shaped to fit the relay piston 125 and the
- the housing 115 is in one piece
- the electrical and / or electronic component 120 is received in the electrical chamber 135 and the relay piston 125 and the guide device 130 are received in the receiving chamber 140.
- the electropneumatic modulator 110 is part of the brake system 105 of the vehicle 100 merely by way of example.
- the brake system 105 also includes, for example, a reservoir 170 for providing compressed air, an electrical control device 172 for providing an electrical control signal, and a foot brake device 173 for Providing a pneumatic control signal and a wheel brake device 174 for Braking a wheel of the vehicle 100.
- the functionality of the modulator 110 corresponds, according to one embodiment, to the functionality known in the art
- the electropneumatic modulator 110 has an electrical control input 180 for receiving the electrical control signal from the electrical control device 172, a supply connection 182 for supplying the compressed air from the supply container 170, a pneumatic control input 183 for supplying the compressed air from the supply container 170 in response to this
- the wheel brake device 174 can be designed in accordance with a brake which is customary in the vehicle area and can comprise, for example, a brake cylinder which can be actuated by the brake pressure.
- the electrical control signal provides according to one
- Embodiment represents an electrical signal.
- the electrical control signal can indicate a requested target brake pressure.
- the electrical control device 172 is designed, for example, as a brake control device, and the electropneumatic modulator 110 comprises, for example, as the electrical and / or electronic component 120, at least one solenoid valve that operates using the electrical control signal or in response to one
- Reception of the electrical control signal generated signal can be actuated.
- the receiving chamber 140 includes one
- the receiving chamber 140 also comprises a working chamber section which is fluidly connected to the brake outlet 184 and can be acted upon by the switching movement of the relay piston 125 with compressed air supplied via the supply port 182 in order to provide the brake pressure at the brake outlet 184.
- the approach presented here realizes the construction of an electropneumatic modulator 110 in a one-piece housing shape in the form of the housing 115.
- Sealing geometries can be used for a housing seal.
- the manufacture of the housing 1 15 and the manufacture or assembly of the electropneumatic modulator 1 only very few and simple assembly steps are necessary.
- a centering of the parts of the electropneumatic modulator 1 10 to one another advantageously takes place automatically during assembly by shaping the housing 1 15, see also the following figures.
- the housing 115 realizes no or only a few tolerances, as a result of which the parts advantageously have little or no offset with respect to one another.
- a different compression of seals does not occur or only occurs slightly due to the housing 115 presented here.
- FIG. 2 shows a schematic exploded side view in cross section of an electropneumatic modulator 110 with a housing 115 according to one
- Embodiment This can be an exemplary embodiment of the electropneumatic modulator 110 described with reference to FIG. 1.
- the electropneumatic modulator 110 comprises a plurality of electrical and / or electronic components 120 in the form of a circuit board 200, only three solenoid valves 205, a pressure sensor 210 and / or a pressure tube 215 merely by way of example.
- the guide device 130 comprises an inlet seat ring 220, a cuff 225, a cuff spring 230 and / or a holding insert 235 with an integrated
- the electropneumatic modulator 110 also has a silencer 245 in the form of a Silencer knitted on.
- the receiving chamber 140 is shaped to cover at least a portion of the
- the housing 115 has an essentially H-shaped configuration, the electrical chamber 135 and the receiving chamber 140 being formed by a separating web or a cutting disc 250 of the H-shaped one
- Housing cross section are separated.
- An upper side of the cutting disc 250 forms an electrical chamber bottom 255 of the electrical chamber 135 and the
- Receiving chamber floor 260 of the receiving chamber 140 the electrical chamber floor 255 and the receiving chamber floor 260 are aligned parallel to one another.
- a diameter of the electrical chamber base 255 is larger than a diameter of the
- the housing 115 On each end of the two chambers 135, 140 opposite the cutting disc 250, the housing 115 has a receiving opening 265 of the two chambers 135, 140.
- the receiving openings 265 of the two chambers 135, 140 have essentially the same or similar diameter in accordance with this exemplary embodiment. The diameter of the
- the receiving chamber base 260 is smaller than a diameter of the receiving opening 265 of the receiving chamber 140.
- the electrical chamber 135 is cylindrical.
- the three solenoid valves 205 can be arranged side by side in the electrical chamber 135.
- the receiving chamber 140 forms one according to this embodiment
- Piston chamber portion 270 formed to receive the relay piston 125 and forms one according to this embodiment
- Piston chamber section 270 adjoins the receiving chamber floor 260 and the guide chamber section 275 of the receiving opening 265 of the receiving chamber 140 is arranged facing. According to this exemplary embodiment, a diameter of the piston chamber section 270 is smaller than a diameter of the
- the piston chamber section 270 is cylindrical.
- the guide chamber section 275 has at least one inclined wall.
- the housing 115 forms one
- Pressure outlet channel 280 which is fluidly connected to the piston chamber section 270, and / or forms a supply connection channel 282, which is fluidly connected to the guide chamber section 275, and / or forms one
- the pressure outlet channel 280 comprises according to this
- the pneumatic control input channel 282 comprises, according to this embodiment, the pneumatic control input described in FIG. 1 and / or the supply connection channel 282 comprises, according to this embodiment, the one described in FIG. 1
- the pressure outlet channel 280 and / or the supply connection channel 282 is just shaped according to this exemplary embodiment.
- the pressure outlet channel 280 and the supply connection channel 282 are arranged parallel to one another. According to this exemplary embodiment, the pressure outlet channel 280 and the supply connection channel 282 are arranged parallel to one another. According to this exemplary embodiment, the pressure outlet channel 280 and the supply connection channel 282 are arranged parallel to one another. According to this exemplary embodiment, the pressure outlet channel 280 and the supply connection channel 282 are arranged parallel to one another. According to this exemplary embodiment, the pressure outlet channel 280 and the supply connection channel 282 are arranged parallel to one another. According to this
- the pressure outlet channel 280 and the supply connection channel 282 are arranged perpendicular to a piston movement of the relay piston 125 provided in the operation of the modulator 110. At least half of the pneumatic
- control input channel 285 is likewise arranged parallel to the channels 280, 282 opening into the receiving chamber 140, below a level of the electrical chamber floor 255, a further half of the pneumatic control input channel 285 being arranged obliquely and / or opening into the electrical chamber floor 255.
- the housing 115 has at least one
- connecting channel 286 is arranged to run straight and / or to run perpendicular to the chamber floors 255, 260.
- the guide chamber section 275 forms an undercut 287 according to this exemplary embodiment.
- This undercut 287 is designed to be arranged in front of the silencer 245 in a mounted state of the modulator 110 with a latching tab 288 according to this exemplary embodiment or a bayonet or a snap hook according to an alternative exemplary embodiment
- the holding insert 235 has at least one latching tab 288 at an end facing the muffler 245.
- the holding insert 235 has the bayonet, which can be positively locked and / or screwed into the undercut 287.
- the undercut 287 is formed all around into a receiving chamber wall of the receiving chamber 140 and is shaped to hold the guide device 130 in the receiving chamber 140. During operation of the modulator 110, movement of the guide device 130 to the receiving opening of the receiving chamber 140 is thus prevented in a form-fitting manner.
- the undercut 287 is according to this
- Guide chamber section 275 arranged. One arranged between the undercut 287 and the receiving opening 265 of the receiving chamber 140
- End chamber portion of the guide chamber portion 275 is cylindrical
- End chamber portion of the guide chamber portion 275 a step or narrowing, which is designed to cause a radial compression of the muffler 245 when it is received in the modulator 110.
- an intermediate chamber section 289 is arranged, which is shaped to receive the inlet seat ring 220 of the guide device 130.
- Intermediate chamber section 289 forms a shoulder 290, which forms a stop for the inlet seat ring 220 of the guide device 130.
- a diameter of the Intermediate chamber section 289 according to this exemplary embodiment is larger than the diameter of piston chamber section 270 and / or the diameter of intermediate chamber section 289 according to this exemplary embodiment is smaller than the diameter of guide chamber section 275.
- the housing 115 has on the receiving chamber floor 260
- Exemplary embodiment has a centering rod 290 which projects into the piston chamber section 270 and is shaped to center the relay piston 125.
- the centering rod 290 is a
- the centering rod 290 is arranged centrally on the receiving chamber base 260 of the receiving chamber and is shaped to guide the relay piston 125 during operation.
- the relay piston 125 has an opening in which the centering rod 290 is arranged to be accommodated when the modulator 110 is in operation.
- the modulator 110 comprises one
- Electro chamber lid 292 which is shaped to close the chamber opening 265 of the electro chamber 135.
- the modulator 110 comprises a receiving chamber cover 295 which is shaped to close the chamber opening 265 of the receiving chamber 140.
- the silencer 245 is arranged in the operation of the modulator 110 partly in the end chamber section of the guide chamber section 275 and partly in the receiving chamber cover 295.
- the receiving chamber cover 295 has at least one opening.
- Fig. 3 shows a schematic side cross-sectional view of a
- electropneumatic modulator 110 with a housing 115 according to one
- Embodiment This is the electropneumatic modulator 110 described with reference to FIG. 2 in an assembled state.
- the electropneumatic modulator 110 presented here has a one-piece housing 115.
- the internal functional parts of the relay part are mounted from one side, according to this exemplary embodiment from below, from the opposite side the electrical and electronic components such as solenoid valves, pressure sensors, Printed circuit board and pressure tube. This is made possible by successively increasing internal parts which are pushed one after the other into the receiving chamber 140 and which are partly supported against one another and partly against shoulders 289 in the housing 115.
- the housing 115 Thanks to the shape of the housing 115 presented here, a total of a few parts and thus also a few production tools such as casting molds are required. In addition, no housing seal or screw connections of the housing 115 are necessary. Overall, there are few tolerances and simple assembly is possible without centering housing parts and seals. All in all
- the modulator 110 has a slim design and only takes up a small amount of space. The last inner part before
- the muffler engages with tabs in the
- the last inner part is held in front of the muffler with a bayonet in the housing 115. Due to the upwardly tapering cavities of the receiving chamber 140 in the housing 115, the connecting channel 286 in the form of a simple, essentially vertical connecting bore in the housing 115 between the storage space of the relay part and, according to this exemplary embodiment, an inlet solenoid valve 205 is sufficient.
- the pressure sensor 210 and / or the pressure tube 215 are according to this
- Embodiment designed and arranged to sense a pressure below the relay piston.
- the pressure tube 215 of the pressure sensor 210 opens into the pressure outlet channel 280 or a connection channel to the pressure outlet channel.
- FIG. 4 shows a schematic lateral cross-sectional illustration of a holding insert 235 with an integrated guide sleeve 240 of an electropneumatic modulator 110 according to an exemplary embodiment.
- This can be the holding insert 235 with Act integrated guide sleeve 240, which was described in one of Figures 2 to 3.
- the folding insert 235 is in accordance with this embodiment with the
- Guide sleeve 240 molded in one piece. According to this exemplary embodiment, an outer diameter of the guide sleeve 240 is smaller than a distance from one
- Locking tab 288 up to an oppositely arranged locking tab 288.
- FIG. 5 shows a schematic bottom view of a pleat insert 235 with an integrated guide sleeve of an electropneumatic modulator 110 according to one
- Embodiment This can be the folding insert 235 described in FIG. 4 with an integrated guide sleeve. On one of the guide sleeves
- a plurality of latching tabs 288 are circumferentially arranged on a circular edge of the folding insert 235.
- the edge has, by way of example, twenty locking tabs 288 which are circumferentially spaced evenly around the edge.
- FIG. 6 shows a schematic illustration of an electropneumatic modulator 110 with a housing 115 according to an exemplary embodiment. This can be the modulator 110 described in FIG. 3, with the difference that the
- Guide chamber section 275 forms a recess 500 instead of the FH rear cut.
- the folding insert 235 does not have the latching tabs.
- the pleat insert 235 or the modulator 110 points according to this
- Embodiment a snap ring 505, which has a larger diameter than the pleat insert 235.
- the recess 500 is according to this
- a peripheral edge section of the snap ring 505 is received in the recess 500. The last inner part before the muffler is thus in the groove 500 in the groove 500 in the groove
- Housing 115 held. 7 shows a flowchart of a method 700 for producing an electropneumatic modulator according to an exemplary embodiment. This can be one of the modulators described in one of the figures 1 to 3 or 6.
- the method 700 has a step 705 of providing, a step 710 of inserting and a step 715 of inserting.
- step 705 of providing the housing is provided.
- step 705 of the insertion the electrical and additionally or alternatively electronic component is inserted into the electrical chamber of the
- step 710 of insertion the relay piston and guide are inserted into the housing receiving chamber from the second side of the housing, around the
- Steps 710, 715 of inserting and inserting can be carried out simultaneously or at different times.
- the insert step 710 may be performed before or after the insert step 715.
- This method can, for example, in software or hardware or in a mixed form of software and hardware, for example in a control unit
- an exemplary embodiment comprises a “and / or” link between a first feature and a second feature, it should be read in such a way that the
- Embodiment according to one embodiment has both the first feature and the second feature and according to a further embodiment either only the first feature or only the second feature.
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Regulating Braking Force (AREA)
- Safety Valves (AREA)
- Braking Systems And Boosters (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021512614A JP7167316B2 (ja) | 2018-09-06 | 2019-08-02 | 車両用の電気空気圧式のブレーキシステムに用いられる電気空気圧式のモジュレータのためのハウジング、ハウジングを備えた電気空気圧式のモジュレータ、および電気空気圧式のモジュレータを製造するための方法 |
| US17/272,572 US11505170B2 (en) | 2018-09-06 | 2019-08-02 | Housing for an electropneumatic modulator for an electropneumatic brake system for a vehicle, electropneumatic modulator having a housing, and method for producing an electropneumatic modulator |
| CN201980058107.2A CN112654539B (zh) | 2018-09-06 | 2019-08-02 | 车辆的电子气动调制器壳体、电子气动调制器和其制造方法 |
| BR112021003038-7A BR112021003038B1 (pt) | 2018-09-06 | 2019-08-02 | Carcaça para um modulador eletropneumático, para um sistema de freio eletropneumático para um veículo, modulador eletropneumático com uma carcaça e método para a fabricação de um modulador eletropneumático |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102018121721.8 | 2018-09-06 | ||
| DE102018121721.8A DE102018121721A1 (de) | 2018-09-06 | 2018-09-06 | Gehäuse für einen elektropneumatischen Modulator für eine elektropneumatische Bremsanlage für ein Fahrzeug, elektropneumatischer Modulator mit einem Gehäuse und Verfahren zum Herstellen eines elektropneumatischen Modulators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2020048698A1 true WO2020048698A1 (de) | 2020-03-12 |
Family
ID=67688731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2019/070882 Ceased WO2020048698A1 (de) | 2018-09-06 | 2019-08-02 | Gehäuse für einen elektropneumatischen modulator für eine elektropneumatische bremsanlage für ein fahrzeug, elektropneumatischer modulator mit einem gehäuse und verfahren zum herstellen eines elektropneumatischen modulators |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11505170B2 (de) |
| JP (1) | JP7167316B2 (de) |
| CN (1) | CN112654539B (de) |
| DE (1) | DE102018121721A1 (de) |
| WO (1) | WO2020048698A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022113946A1 (de) | 2022-06-02 | 2023-12-07 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Pneumatikkolben und ein Verfahren zu dessen Herstellung |
| GB2644115A (en) * | 2024-09-17 | 2026-03-18 | Knorr Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Trailer braking system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3758167A (en) * | 1972-01-17 | 1973-09-11 | Wagner Electric Corp | Brake anti-lock mechanism |
| DE19605562A1 (de) * | 1996-02-15 | 1997-08-21 | Bosch Gmbh Robert | Druckregeleinrichtung |
| DE19609222A1 (de) * | 1996-03-09 | 1997-09-11 | Bosch Gmbh Robert | Anhängersteuerventil für eine Druckluftbremsanlage für Kraftfahrzeuge |
| US20040195913A1 (en) * | 2001-04-26 | 2004-10-07 | Friedbert Roether | Electropneumatic control valve comprising a guide arrangement for a control piston |
| JP4255038B2 (ja) * | 1997-06-27 | 2009-04-15 | クノールブレムゼ商用車システムジャパン株式会社 | 坂道発進補助装置を備えたブレーキ制御システムおよびこのシステムに用いられる電磁デュアルリレーバルブ |
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| DE3026252C2 (de) * | 1980-07-11 | 1983-12-08 | Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover | Lastabhängig gesteuerte Bremskraft-Regeleinrichtung |
| DE3841749A1 (de) * | 1988-12-12 | 1990-06-13 | Wabco Westinghouse Fahrzeug | Verfahren und anordnung eines elektrisch gesteuerten bremskreises einer mehrkreis-bremsanlage mit druckmittelbetaetigten bremsen |
| DE4226697C1 (de) * | 1992-08-12 | 1993-09-23 | Grau Gmbh, 69123 Heidelberg, De | |
| DE19508822A1 (de) * | 1995-03-11 | 1996-09-12 | Teves Gmbh Alfred | Bremsanlage für Kraftfahrzeuge |
| DE19510492C2 (de) * | 1995-03-23 | 2003-12-11 | Wabco Gmbh & Co Ohg | Relaisventileinrichtung |
| US6247764B1 (en) * | 1999-04-22 | 2001-06-19 | Haldex Brake Corporation | Full function valve for heavy duty semi-trailer brake systems |
| US6386649B1 (en) * | 1999-10-01 | 2002-05-14 | Alliedsignal Truck Brake Systems | Two solenoid pressure modulated relay valve with integral quick release function for ABS |
| DE10120322C1 (de) * | 2001-04-26 | 2002-10-31 | Knorr Bremse Systeme | Vorgesteuertes Ventil mit einer Ventilsitzanordnung |
| FR2908099B1 (fr) | 2006-11-02 | 2009-01-09 | Bosch Gmbh Robert | Servomoteur pneumatique tandem d'assistance de freinage d'un vehicule |
| DE102007015656B4 (de) | 2007-03-31 | 2009-11-05 | Festo Ag & Co. Kg | Fluidtechnische Anordnung |
| GB201122011D0 (en) * | 2011-12-21 | 2012-02-01 | Haldex Brake Products Ltd | Valve assembly |
| DE102013212935B4 (de) | 2013-07-03 | 2024-02-08 | Schaeffler Technologies AG & Co. KG | Aktuator-Nockenwellenversteller-System für einen trockenen Riementrieb |
| DE102014009179A1 (de) * | 2014-06-21 | 2015-12-24 | Wabco Gmbh | Ventilanordnung |
| DE102014010815A1 (de) | 2014-07-23 | 2016-01-28 | Wabco Gmbh | Elektropneumatisches Regelventil |
-
2018
- 2018-09-06 DE DE102018121721.8A patent/DE102018121721A1/de active Pending
-
2019
- 2019-08-02 WO PCT/EP2019/070882 patent/WO2020048698A1/de not_active Ceased
- 2019-08-02 US US17/272,572 patent/US11505170B2/en active Active
- 2019-08-02 JP JP2021512614A patent/JP7167316B2/ja active Active
- 2019-08-02 CN CN201980058107.2A patent/CN112654539B/zh active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3758167A (en) * | 1972-01-17 | 1973-09-11 | Wagner Electric Corp | Brake anti-lock mechanism |
| DE19605562A1 (de) * | 1996-02-15 | 1997-08-21 | Bosch Gmbh Robert | Druckregeleinrichtung |
| DE19609222A1 (de) * | 1996-03-09 | 1997-09-11 | Bosch Gmbh Robert | Anhängersteuerventil für eine Druckluftbremsanlage für Kraftfahrzeuge |
| JP4255038B2 (ja) * | 1997-06-27 | 2009-04-15 | クノールブレムゼ商用車システムジャパン株式会社 | 坂道発進補助装置を備えたブレーキ制御システムおよびこのシステムに用いられる電磁デュアルリレーバルブ |
| US20040195913A1 (en) * | 2001-04-26 | 2004-10-07 | Friedbert Roether | Electropneumatic control valve comprising a guide arrangement for a control piston |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112654539B (zh) | 2023-03-28 |
| CN112654539A (zh) | 2021-04-13 |
| DE102018121721A1 (de) | 2020-03-12 |
| JP2021535865A (ja) | 2021-12-23 |
| BR112021003038A2 (pt) | 2021-05-11 |
| JP7167316B2 (ja) | 2022-11-08 |
| US20210354674A1 (en) | 2021-11-18 |
| US11505170B2 (en) | 2022-11-22 |
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