DK200900375A - Linear actuator - Google Patents

Linear actuator Download PDF

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Publication number
DK200900375A
DK200900375A DKPA200900375A DKPA200900375A DK200900375A DK 200900375 A DK200900375 A DK 200900375A DK PA200900375 A DKPA200900375 A DK PA200900375A DK PA200900375 A DKPA200900375 A DK PA200900375A DK 200900375 A DK200900375 A DK 200900375A
Authority
DK
Denmark
Prior art keywords
bracket
groove
linear actuator
conduit
actuator according
Prior art date
Application number
DKPA200900375A
Other languages
Danish (da)
Inventor
Knudsen Martin Kahr
Original Assignee
Linak As
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 Linak As filed Critical Linak As
Priority to DKPA200900375A priority Critical patent/DK200900375A/en
Priority to DE202010003694U priority patent/DE202010003694U1/en
Publication of DK200900375A publication Critical patent/DK200900375A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
    • H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
    • H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/015—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame divided into different adjustable sections, e.g. for Gatch position
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/018—Control or drive mechanisms

Landscapes

  • Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Installation Of Indoor Wiring (AREA)
  • Transmission Devices (AREA)
  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Claims (10)

1. Lineær aktuator, der omfatter: en elmotor (13) , en transmission (14), en spindel (15) og en spindelmøtrik (15) anbragt på spindlen (15), mindst et fæste(20), hvor fæstet er todelt om et længdemidterplan og derved består af to parter (20a, 20b), hvor den første part (20a) og den anden part (20b) er udført med et matchende profil for sammensætning af de to parter (20a, 20b) kendetegnet ved, at de to parter (20a, 20b) i fæstet, hvor disse mødes under en samling i det mindste på en af parterne, er forsynet med en udsparing i form af et spor (26) på tværs af længderetningen i det mindste over en strækning i tværsnittet af de to halvparter (20a, 20b) i fæstet (20), der er indrettet til at modtage en indretning til tætning af fæstet, der består i en ledning (27) for elektrisk forbindelse af en elektrisk indretning anbragt i forbindelse med fæstet (20), hvor ledningen (27) , eksempelvis med sin kappe, i det mindste over en strækning udfylder sporet (26) når de to parter (20a, 20b) af bagfæstet (20) er bragt til samling.A linear actuator comprising: an electric motor (13), a transmission (14), a spindle (15) and a spindle nut (15) arranged on the spindle (15), at least one bracket (20) in which the bracket is divided a longitudinal median plane and thereby consists of two parts (20a, 20b), the first part (20a) and the second part (20b) having a matching profile for the composition of the two parts (20a, 20b) characterized in that they two portions (20a, 20b) of the bracket, where they meet during an assembly at least on one of the parties, are provided with a recess in the form of a groove (26) across the longitudinal direction at least over a distance in the cross-section of the two half-portions (20a, 20b) of the bracket (20) adapted to receive a bracket sealing device consisting of a conduit (27) for electrical connection of an electrical device arranged in connection with the bracket (20) wherein the conduit (27), for example, with its sheath, fills, at least over a distance, the groove (26) when two parts (20a, 20b) of the rear bracket (20) are brought together. 2. Lineær aktuator ifølge krav lkendetegnet ved, at sporet (26), udformet i de to parter (20a, 20b) i fæstet (20), er udformet i en position på fæstet (20) mellem en bøsning (21) , der udgør et øje i fæstet (20) for montering af aktuatoren i en applikation, og en skålform (23) for isættelse af et kugleleje (22).Linear actuator according to claim 1, characterized in that the groove (26), formed in the two parts (20a, 20b) of the bracket (20), is formed in a position on the bracket (20) between a bushing (21) constituting an eye in the mount (20) for mounting the actuator in an application, and a cup mold (23) for inserting a ball bearing (22). 3. Lineær aktuator ifølge krav lkendetegnet ved, at sporet (26) forløber over hele tværsnittet af de to halvparter (20a, 20b) i fæstet (20).Linear actuator according to claim 1, characterized in that the groove (26) extends over the entire cross-section of the two half-parts (20a, 20b) of the bracket (20). 4. Lineær aktuator ifølge krav lkendetegnet ved, at sporet (26) i fæstet (20) har et forløb med et spor (26a) , der er et indløb, et spor eller et styr (26b), der forløber internt i fæstet og et spor (26c), der er et udløb.Linear actuator according to claim 1, characterized in that the groove (26) in the bracket (20) has a groove with a groove (26a) which is an inlet, a groove or guide (26b) which runs internally in the bracket and a track (26c) that is an outlet. 5. Lineær aktuator ifølge krav lkendetegnet ved, at sporet (26) i hver enkelt af de to parter (20a, 20b) i fæstet (20) er udformet så sporets (26) forløb ved sammensætning af de to parter (20a, 20b) har et sammenfaldende forløb.Linear actuator according to Claim 1, characterized in that the groove (26) in each of the two parts (20a, 20b) of the bracket (20) is formed so that the groove (26) extends by composing the two parts (20a, 20b). has a concurrent course. 6. Lineær aktuator ifølge krav lkendetegnet ved, at sporets (26) forløb i de to parter (20a, 20b) i fæstet (20) er kantet eller labyrintformet.Linear actuator according to claim 1, characterized in that the course of the track (26) in the two parts (20a, 20b) of the bracket (20) is angular or maze-shaped. 7. Lineær aktuator ifølge krav lkendetegnet ved, at ledningen (27) , for elektrisk forbindelse af en kontakt eller sensor, fortrinsvis mindst en strain gauge (29), anbragt i forbindelse med fæstet (20), er udformet så denne, med sin kappe, udfylder {og tætner) sporet (26) i begge parter (20a, 20b) i fæstet (20) når de to parter (20a, 20b) er bragt til samling.Linear actuator according to claim 1, characterized in that the conduit (27) for electrically connecting a contact or sensor, preferably at least one strain gauge (29) arranged in conjunction with the bracket (20), is designed so that it, with its sheath , fills (and seals) the groove (26) of both parties (20a, 20b) of the bracket (20) when the two parties (20a, 20b) are brought together. 8. Lineær aktuator ifølge krav lkendetegnet ved, at ledningen (27) er udformet så ledningens kappe udfylder sporet (26) , samtidig med, at de elektriske ledere (28) i ledningen (27), i et område der passer med ledningens placering i fæstets indre, føres ud af ledningen (27) til elektrisk forbindelse med en elektrisk indretning i aktuatoren, fortrinsvist en elektrisk indretning placeret i eller i forbindelse med fæstet (20) .Linear actuator according to claim 1, characterized in that the conduit (27) is formed so that the sheath of the conduit fills the groove (26), at the same time as the electrical conductors (28) in the conduit (27), in an area corresponding to the position of the conduit in the interior of the bracket is routed out of the line (27) for electrical connection with an electrical device in the actuator, preferably an electrical device located in or in connection with the bracket (20). 9. Lineær aktuator ifølge krav lkendetegnet ved, at ledningens kappe er udformet i et fleksibelt materiale, fortrinsvist silikone, neopren eller gummi, der tætter sporet (26) i fæstet (20) effektivt mod indtrængen af væske eller støv.Linear actuator according to claim 1, characterized in that the casing of the conduit is formed of a flexible material, preferably silicone, neoprene or rubber, which effectively seals the groove (26) in the bracket (20) against the penetration of liquid or dust. 10. Lineær aktuator ifølge krav lkendetegnet ved, at en tætning til fæstet er en dummy ledning, eksempelvis uden elektriske ledere, der er udformet så den fysisk udfylder sporet (26) i fæstet (20) over i det mindste en strækning af sporets udbredelse.Linear actuator according to claim 1, characterized in that a seal to the bracket is a dummy line, for example without electrical conductors, designed to physically fill the groove (26) in the bracket (20) over at least a stretch of the groove's extension.
DKPA200900375A 2009-03-18 2009-03-18 Linear actuator DK200900375A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DKPA200900375A DK200900375A (en) 2009-03-18 2009-03-18 Linear actuator
DE202010003694U DE202010003694U1 (en) 2009-03-18 2010-03-16 linear actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DKPA200900375A DK200900375A (en) 2009-03-18 2009-03-18 Linear actuator

Publications (1)

Publication Number Publication Date
DK200900375A true DK200900375A (en) 2010-09-19

Family

ID=42675367

Family Applications (1)

Application Number Title Priority Date Filing Date
DKPA200900375A DK200900375A (en) 2009-03-18 2009-03-18 Linear actuator

Country Status (2)

Country Link
DE (1) DE202010003694U1 (en)
DK (1) DK200900375A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK155291A (en) 1991-09-04 1993-03-05 Linak As ACTUATOR
DK171217B1 (en) 1992-09-01 1996-07-29 Linak As Linear actuator
DK171618B1 (en) 1993-10-12 1997-02-24 Linak As Linear actuator
DK4094A (en) 1994-01-10 1995-07-11 Linak As Linear actuator
DE29710298U1 (en) 1997-06-12 1997-08-14 OKIN Gesellschaft für Antriebstechnik mbH & Co. KG, 51645 Gummersbach Drive for adjustment device, especially on seating and reclining furniture

Also Published As

Publication number Publication date
DE202010003694U1 (en) 2010-09-02

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