EP3948026A1 - Boïtier de transmission, kit de montage de capteur et transmission - Google Patents

Boïtier de transmission, kit de montage de capteur et transmission

Info

Publication number
EP3948026A1
EP3948026A1 EP20714898.2A EP20714898A EP3948026A1 EP 3948026 A1 EP3948026 A1 EP 3948026A1 EP 20714898 A EP20714898 A EP 20714898A EP 3948026 A1 EP3948026 A1 EP 3948026A1
Authority
EP
European Patent Office
Prior art keywords
sensor
receiving groove
cable
mounting kit
gear housing
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.)
Withdrawn
Application number
EP20714898.2A
Other languages
German (de)
English (en)
Inventor
Ralf Martin Dinter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Flender GmbH
Original Assignee
Flender GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Flender GmbH filed Critical Flender GmbH
Publication of EP3948026A1 publication Critical patent/EP3948026A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/01—Monitoring wear or stress of gearing elements, e.g. for triggering maintenance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
    • F16H61/0006—Electronic control units for transmission control, e.g. connectors, casings or circuit boards
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02026—Connection of auxiliaries with a gear case; Mounting of auxiliaries on the gearbox
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Definitions

  • the invention relates to a transmission housing, a sensor mounting kit for mounting at least one sensor on such a transmission housing and a transmission with such a transmission housing and at least one sensor mounted on the transmission housing using such a sensor mounting kit.
  • the present invention creates a gear housing which is characterized in that it is provided on its outside with at least one cable receiving groove that is accessible from the outside.
  • a cable receiving groove which advantageously extends along those positions at which sensors are to be positioned, sensor cables can be laid from the outside in a simple manner, so that the use of internal gearboxes led cable ducts can be completely dispensed with. Accordingly, sensors can be mounted on the gearbox at low cost.
  • the at least one cable receiving groove is advantageously made g cardtech nisch. This eliminates the need for mechanical processing of the gearbox housing to form the at least one cable receiving groove, which can save further costs.
  • the at least one cable receiving groove preferably has a square or rectangular cross section, which leads to a simple structure and is also conducive to the simple laying of the sensor cables.
  • the gear housing is provided on its outside with at least one externally accessible recess into which the at least one cable receiving groove opens and which is designed to accommodate at least one electronic component, for example to accommodate a wirelessly transmitting sensor Gateways.
  • at least one electronic component for example to accommodate a wirelessly transmitting sensor Gateways.
  • At least one preferably cylindrically designed sensor insertion channel is advantageously provided, which extends inward from the bottom of the cable receiving groove and is in particular manufactured by casting.
  • the sensor insertion channel specifies the subsequent position of a sensor to be mounted.
  • the sensor insertion channel is preferably followed by a sensor receiving channel in the form of a bore, which can be provided with an internal thread.
  • the sensor receiving channel which is ultimately intended to receive the sensor, is produced by mechanical processing starting from the sensor insertion channel.
  • This enables a very precise production of the sensor receiving channel and thus a very precise positioning of the sensor when it is installed.
  • the present invention creates a sensor mounting kit for mounting at least one sensor on a gearbox housing according to the invention, comprising at least one sensor, at least one sensor cable connected to the sensor and several cable receiving groove cover elements, the external dimensions of which are similar to those on the Gear housing provided cable receiving groove are adapted that the cable receiving groove can be covered with them.
  • sensors can be easily mounted on the transmission housing according to the invention by mounting the sensors in the intended position, arranging the associated sensor cables in the at least one cable receiving groove and then covering or covering the cable receiving groove with the cable receiving groove cover elements . is closed.
  • the at least one sensor is housed in a water-tight manner inside a cup-like th sensor receiving sleeve with a cylindrical outer circumference, the sensor cable connected to the sensor being led out to a first side from the sensor receiving sleeve.
  • the sensor is protected from external influences and thus from damage.
  • a sensor receiving sleeve having defined dimensions can be positioned much more precisely and mounted more easily than the simple sensor.
  • a sensor receiving sleeve can easily be inserted into a sensor receiving channel of the transmission housing designed as a bore and, for example, glued or pressed in.
  • the sensor receiving sleeve can be made from metal or from plastic, in particular from a thermally conductive plastic, if the sensor is a temperature sensor.
  • the second side of the sensor receptacle sleeve is preferably designed in the form of a conical tip analogous to the sensor receptacle channel when the water is designed as a blind hole, whereby a good heat transfer can be guaranteed.
  • the sensor receiving sleeve can be provided along its outer circumference with a sealing ring receiving groove into which a sealing ring is inserted in order to ensure a watertight installation of the sensor receiving sleeve on the gear housing.
  • the sensor receiving sleeve is provided with an external thread, with one on the first side of the sensor receiving sleeve
  • Screwdriver receiving recess is formed.
  • the sensor mounting sleeve can be screwed to the gear housing.
  • the sensor receiving recess can be designed with a corresponding internal thread.
  • sensors are advantageously provided to which sensor cables of different lengths are connected, for example predefined lengths of 1, 2, 3, 4 or 5 m.
  • a sensor with a sensor cable of suitable length can then be selected. Excess sensor cable can easily be stowed in the cable slot in the gearbox housing. Thanks to sensors of this type with different sensor cable lengths, there is no need to cut the sensor cable to length, saving time during assembly and avoiding assembly errors.
  • rectilinearly extending cable receiving groove cover elements are provided which are designed to cover sections of the cable receiving groove of the transmission housing which extend in a straight line.
  • the rectilinear cable receiving groove cover elements comprise, viewed in cross section, two perpendicular and parallel to each other extending side wall legs, a horizontally extending bottom leg connected to one another at their lower free ends, a cover leg extending parallel to the bottom leg, the one on his Bottom is connected to the other free end of the first side wall leg and protrudes laterally over both side wall legs, and a leg connected to the underside of the cover, extending downward from this, from the outside of the second side wall leg adjacent third side wall leg.
  • the rectilinearly extending cable receiving groove cover elements define a cable duct which is closed upwards by the laterally protruding cover leg and which can be bent up laterally in order to arrange a sensor cable in it.
  • L-shaped or curved cable receiving groove cover elements In addition to straight cable receiving groove cover elements are provided in front of some L-shaped or curved cable receiving groove cover elements, which are designed to cover corresponding L-shaped or curved sections of the cable receiving groove.
  • the L-shaped or curved cable receiving groove cover elements can define a cable channel into which a sensor cable can be inserted or pushed.
  • the cable receiving groove cover elements are advantageously provided with laterally protruding lips on their outer circumference, by means of which a force-fit assembly and / or sealing with respect to the side walls of the cable receiving groove of the gear housing takes place.
  • the sensor mounting kit preferably has at least one electronic component, in particular in the form of a wirelessly transmitting sensor gateway, whose external dimensions are adapted to the dimensions of the recess in the transmission housing.
  • the sensor mounting kit has a cover to cover from the recess of the gear housing, which can be provided with since Lich protruding lips.
  • the present invention creates a transmission with a erfindungsge MAESSEN transmission housing and at least one on the transmission gear to solve the aforementioned object housing using a sensor mounting kit according to the invention mounted sensor.
  • FIG. 1 shows a schematic view of a transmission housing according to an embodiment of the present inven tion, which is provided with several sensors;
  • Adhere sensors of a sensor mounting kit according to an embodiment of the present invention are Adhere sensors of a sensor mounting kit according to an embodiment of the present invention.
  • FIG. 4 shows a schematic sectional view of yet another exemplary sensor of a sensor mounting kit according to an embodiment of the present invention
  • FIG. 5 shows a plan view of the sensor shown in FIG. 4;
  • FIG. 6 shows a sectional view of that shown in FIG.
  • Gear housing showing a first possible positioning of a sensor
  • FIG. 7 shows a further sectional view of the gear housing illustrated in FIG. 1, which shows a second possible posi tioning of a sensor
  • FIG. 8 shows a further sectional view of the gear housing shown in FIG. 1, which shows a third possible positioning of a sensor; 9 shows a schematic partial view of a straight line
  • FIG. 10 shows a schematic view of an L-shaped cable receiving groove cover element of a sensor assembly day kit according to an embodiment of the present invention
  • FIG. 11 shows a view of a first variant of a cover of a sensor mounting kit according to an embodiment of the present invention
  • FIG. 12 shows a view of a second variant of a cover of a sensor mounting kit according to an embodiment of the present invention.
  • the gear housing 1 shows schematically a transmission housing 1 according to an embodiment of the present invention, which is divided into a lower housing part 2 and an upper housing part 3 in the present case.
  • the gear housing 1 On its outside, the gear housing 1 is provided with externally accessible cable receiving grooves 4, which in the present case have a square cross section. In principle, however, other cross-sections are also conceivable, in particular special rectangular cross-sections.
  • the cable receiving grooves 4 open into a recess 5, which is also provided on the outside of the gear housing 1 and is accessible from the outside.
  • the recess 5 is used to accommodate an electronic component 6, which is presently formed by a sensor gateway, which is designed to wirelessly transmit signal data recorded by sensors to a data evaluation unit, not shown in detail.
  • the cable receiving grooves 4 and the recess 5 are produced together with the transmission housing 1 by casting. In principle, however, it is also possible to include the cable receiving groove 4 and the recess 5 to be brought in retrospectively in a machining or other manufacturing process.
  • sensors 7 are provided, which are shown only schematically in FIG.
  • the sensors 7 monitor the temperature of bearings 8 arranged within the gear housing 1, which is why they are designed as temperature sensors.
  • the type of sensors 7 can be freely selected as a function of the operating parameters to be monitored.
  • the sensors 7 can also be acceleration sensors and / or vibration sensors etc.
  • the sensors 7 are watertight inside a cup-like sensor receptacle sleeve 9 with a cylindrical outer circumference, which in the present case is preferably made of a material that conducts heat well, for example metal or a thermally conductive plastic.
  • FIGS. 2 shows a sensor receiving sleeve 9 which defines a sensor receiving space 10 which is axially accessible from one side of the sensor receiving sleeve 9.
  • the opposite end is provided with a conically tapered Spit ze 11, the sensor 7 is inserted into the sensor receiving space 10, with a sensor cable connected to the sensor 12 being led out of the sensor receiving space 10.
  • the sensor 7 is encapsulated in the sensor receiving space 10, for example using a resin that is advantageously a good conductor of heat, so that it is held firmly on the sensor receiving sleeve 9.
  • 3 shows a sensor receiving sleeve 9 with a sensor 7 arranged thereon, which differs from the variant shown in FIG.
  • the variant shown in FIG. 4 differs from the variant shown in FIG. 2 in that the sensor receptacle sleeve 9 is provided with an external thread 15 and that on the upper side of the sensor receiving sleeve 9 a
  • Screwdriver receiving recess 16 is formed in order to be able to handle the sensor receiving sleeve 9 in the manner of a screw. It should be clear that instead of the screwdriver receiving recess 16, other suitable tool receiving recesses can also be provided.
  • FIGS. 6 to 8 Possible assembly situations for sensors 7 or sensor receptacles 9 are shown in FIGS. 6 to 8.
  • a presently cylindrical sensor insertion channel 17 vorgese hen which is preferably just like the cable receiving groove 4 cast technically together with the gear housing 1.
  • the sensor insertion channel 17 is followed by a sensor receiving channel 18 in the form of a bore, which in the present case is designed as a blind bore.
  • the sensor receiving channel 18 ends just above a bearing 8 arranged on a shaft 19 within the gear housing 1.
  • a sensor 7 is arranged, which is positioned in a sensor receiving sleeve 9 according to the variant shown in FIG.
  • the shape of the tip 11 of the sensor receiving sleeve is advantageously adapted to the shape of the tip of the sensor receiving channel 18, so that the tip 11 rests flat against the gear housing 1.
  • Optimal contact between the tip 11 of the sensor receiving sleeve 9 and the gear housing 1 can be achieved, for example, using an adhesive with good heat conductivity or a thermal contact paste.
  • the sensor cable 12 is guided upwards through the sensor insertion channel 17 to the cable receiving groove 4 and through the cable receiving groove 4 to the electronic component 6 to which it is connected.
  • a sensor receiving channel 18 which is also designed as a blind bore and shortly before a bearing 8 arranged within the gear housing 1, leads downwards. det, which is axially secured via a retaining ring 20 in a manner known per se.
  • the position of the sensor receiving channel 18 is selected in the present case such that in the lower area of the sensor receiving channel 18 there is access to the bearing 8 via a housing channel 21.
  • a sensor 7 is positioned directly on the bearing 8 through this housing channel 21.
  • the sensor cable 12 is guided upwards through the housing channel 21 and the sensor receiving channel 18 into the cable receiving groove 4. From there it is laid in the cable receiving groove 4 to the electronic component 6 to which it is connected.
  • a sensor insertion channel 17 extends downwards, to which a sensor receiving channel 18 is connected, which in the present case is designed as a blind hole and is provided with an internal thread 21.
  • the external thread 15 of the arrangement shown in FIGS. 4 and 5 is screwed into the internal thread 21.
  • the sensor cable 12 is guided through the sensor receiving channel 18, the sensor insertion channel 17 and the cable receiving groove 4 to the electronic component 6 to which it is connected.
  • cable receiving groove cover elements 23 are provided, which in the present case comprise cable receiving groove cover elements 23 extending in a straight line as shown in FIG. 9 and L-shaped cable receiving groove cover elements 23 as shown in FIG.
  • the cable cover element 23 shown in FIG. 9, viewed in cross section, has two side wall legs 24 extending vertically and parallel to each other, a bottom leg 25 extending horizontally and connecting them to one another at their lower free ends, a cover leg 26 extending parallel to the bottom leg 25 , which is connected on its underside to the other free end of the first side wall leg 24 and protrudes laterally over both side wall legs 24 and a connected to the underside of the cover leg 26, extending downward from this, from the outside on the second side wall Leg 24 abutting third side wall leg 24.
  • the side wall legs 24 form together with the bottom leg 25 a sensor cable receiving channel which is covered by the cover leg 26 from.
  • the cable receiving groove cover element 23 is made from an elastic material, in particular from elastic plastic or from a rubber-like material, so that the sensor cable channel can be bent up elastically in the direction of arrow 27 in order to be able to position the sensor cable 12 in the sensor cable channel.
  • the Sen sorvon 12 can be secured within this sensor cable channel using a strip-shaped insert 28 who can be made of foam, for example.
  • the dimensions of the insert 28 are selected in such a way that when the insert 28 is pressed into the sensor cable duct, a form fit with the adjacent side wall legs 24 of the cable receiving slot cover element 23 results.
  • laterally outwardly protruding lips 29 vorgese which serve to be able to insert the cable receiving groove cover element 23 from above in a form-fitting and / or watertight manner in a rectilinear section of the cable receiving groove 4 of the gear housing 1.
  • the laterally vorste existing undersides of the cover leg 26 can be glued to the surface of the gear housing 1 in order to secure the Ka beltechnologyutabdeckelement 23 on the gear housing 1 and / or to achieve a watertight connection.
  • FIG. 10 shows an L-shaped cable receiving groove cover element 23 which is used to be used in the corner area of the cable receiving groove 4 shown in FIG.
  • the structure basically corresponds to that of the cable receiving groove cover element 23 shown in FIG.
  • cover 30 which is designed to cover the recess 5 provided on the gear housing 1 and has corresponding dimensions; the cover 30 is in the present case designed as a metal plate and is provided with through holes 31 which are intended to accommodate not shown in detail Provided fastening screws are used to screw the cover 30 with threaded bores of the gear housing 1, also not shown in detail.
  • the cover 30 can be provided with a seal on its underside in order to achieve a watertight covering of the recess 5.
  • FIG. 12 shows a further variant of a cover 30 for covering the recess 5 of the gear housing 1.
  • the cover 30 shown in FIG. 12 is made of plastic and comprises a cover plate 32 from which walls 33 provided with lips 30 extend downward, their position is selected in such a way that they come into engagement with the walls of the recess 5 when the cover 30 is pressed into the recess 5 from above.
  • the underside of the cover plate can be glued to the outer surface of the gear housing as soon as the cover 30 is inserted into the recess 5 in order to achieve a secure attachment and possibly a water-tight or splash-proof arrangement.
  • the sensors 7 received in the sensor receiving sleeve 9, the cable receiving groove cover elements and the covers advantageously form components of a sensor mounting kit according to the invention.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

L'invention concerne un boîtier de transmission (1) caractérisé en ce qu'il est muni sur sa face extérieure d'au moins une rainure de réception de câble (4) accessible de l'extérieur. L'invention concerne en outre un kit de montage de capteur pour le montage d'au moins un capteur (7) sur un boîtier de transmission (1) et une transmission pourvue d'un tel boîtier de transmission (1) et au moins capteur monté sur le boîtier de transmission (1) à l'aide d'un tel kit de montage de capteur.
EP20714898.2A 2019-04-05 2020-03-13 Boïtier de transmission, kit de montage de capteur et transmission Withdrawn EP3948026A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19167553.7A EP3719352A1 (fr) 2019-04-05 2019-04-05 Carter d'engrenage, ensemble de montage de capteur et engrenage
PCT/EP2020/056886 WO2020200700A1 (fr) 2019-04-05 2020-03-13 Boïtier de transmission, kit de montage de capteur et transmission

Publications (1)

Publication Number Publication Date
EP3948026A1 true EP3948026A1 (fr) 2022-02-09

Family

ID=66101933

Family Applications (2)

Application Number Title Priority Date Filing Date
EP19167553.7A Withdrawn EP3719352A1 (fr) 2019-04-05 2019-04-05 Carter d'engrenage, ensemble de montage de capteur et engrenage
EP20714898.2A Withdrawn EP3948026A1 (fr) 2019-04-05 2020-03-13 Boïtier de transmission, kit de montage de capteur et transmission

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP19167553.7A Withdrawn EP3719352A1 (fr) 2019-04-05 2019-04-05 Carter d'engrenage, ensemble de montage de capteur et engrenage

Country Status (4)

Country Link
US (1) US20220196143A1 (fr)
EP (2) EP3719352A1 (fr)
CN (1) CN113661346A (fr)
WO (1) WO2020200700A1 (fr)

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Also Published As

Publication number Publication date
WO2020200700A1 (fr) 2020-10-08
CN113661346A (zh) 2021-11-16
EP3719352A1 (fr) 2020-10-07
US20220196143A1 (en) 2022-06-23

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