CN100570782C - But be particularly useful for the sick bed and the electrical handset of seeing apron of electrical adjustment - Google Patents
But be particularly useful for the sick bed and the electrical handset of seeing apron of electrical adjustment Download PDFInfo
- Publication number
- CN100570782C CN100570782C CNB2004800296698A CN200480029669A CN100570782C CN 100570782 C CN100570782 C CN 100570782C CN B2004800296698 A CNB2004800296698 A CN B2004800296698A CN 200480029669 A CN200480029669 A CN 200480029669A CN 100570782 C CN100570782 C CN 100570782C
- Authority
- CN
- China
- Prior art keywords
- control device
- hand
- switch
- parts
- activation member
- 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.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/285—Locking mechanisms incorporated in the switch assembly and operable by a key or a special tool
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0214—Hand-held casings
Landscapes
- Telephone Set Structure (AREA)
- Push-Button Switches (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
But sick bed and the needs of seeing some adjusting that has the described bed of various preventions in the apron in electrical adjustment.This prevention selects to be bonded to the hand-control device that is used for described bed.This hand-control device comprises and has in shell (7 ') axially activation member movably a plurality of electronic switches (7) of (7 "), and described activation member is from the outstanding segment distance in the top of shell.Have same axially movable button on activation member, when being pushed down, this button moves towards switch on activation member, and towards the inside pull switch of shell to start it.Prevention parts (12) never active position move to latched position, wherein these prevention parts partly directly or indirectly be positioned at switch shell above, and part is as the backstop of the respective keys on the horizontal plane on the activation member of switch in resting position.
Description
Technical field
The present invention relates to a kind of electrical handset, but be particularly useful for the sick bed of electrical adjustment or see apron.
Background technology
About the example of scalable sick bed, can be with reference to patent EP0 488 552 A1 and the B-W Health Products of Huntleigh Technology plc, the patent US 4 425 673 of Inc..The typical case has two kinds of control modes to bed, a kind of is hand-control device, the mattress supporting construction can be adjusted to desired location by this device patient, another kind is the controller in the end of bed, medical personnel can be included in the adjusting adjusting in addition that patient can carry out by the adjusting of this controller realization to bed.Simultaneously, medical personnel can stop the medical unallowed adjusting to given patient, make patient can unconsciously not start to unallowed position, if for example the thigh bone fracture time is lifted the shank part.
Be better than independent hand-control device and controller, can be according to required special-purpose hand-control device.Unlike the sick bed advanced technology, and be equipped with the apron of seeing of hand-control device specially for the typical case, the restriction that has some regulatory function is favourable.
The patent CH 681 833 of Magnetic Elektromotoren AG discloses the hand-control device that is used to have to the sick bed of the limiting mechanism of various functions.Be controlled to be pneumatic control, button is arranged that in pairs a button is used to start function, and another button is used to turn back to initial position.Prevention equipment is with the pure machine operation of pin, and this pin has two and is arranged in two groups of wings between the button.When wanting for certain purpose by the spanner rotating dog, two wings can move inward under the flange on the button, thereby prevent that button is pushed into.In the patent CH691 of Magnetic Elektromotoren AG 638 described electrical handset from same companies, by pure electronic stopping, cooperate with the reed switch that is connected to button by this magnetic card by independent magnetic card for button.
The present invention is based on hand-control device, this device uses the little square fragment of brick shape switch that has round button in the above, and it is called as soft-touch control or tact switch.Switch is arranged under the top elastic tongue piece of hand-control device, has the thin slice that pastes it, and this thin slice has the sign of location button and its function.Pushing thin slice causes tongue piece to be pushed into and splits the pushbutton of shutting.The stroke of button is appropriateness (modest) very, that is to say and the tolerance peer of object that this makes it be difficult to have mechanical lock.Also this point as can be seen in preamble, mechanical conceptual is selected to pneumatic hand-control device and electronic solution is selected to electrical handset.
Summary of the invention
The object of the present invention is to provide a kind of electrical handset that has the mechanical caging of button.
According to an aspect of the present invention, a kind of hand-control device is provided, it is characterized in that comprising and have at the shell axis to a plurality of electronic switches of activation member movably, described activation member is from the outstanding segment distance in the top of shell, the same axially movable button that on activation member, provides, when being pushed down, this button moves towards switch on activation member, and towards the inside pull switch of shell to start it, and never active position moves to the prevention parts of latched position, wherein these prevention parts partly directly or indirectly be positioned at switch shell above, and part is as the backstop of the respective keys on the horizontal plane on the activation member of switch in resting position.This provides simple and safe mechanical conceptual for stoping electronic switch, although its activation member also has limited travel.Focusing on stoping the benchmark of parts is shells of switch, and it also is the most direct benchmark of activation member.
In one embodiment, the prevention parts have the groove that has the narrow that just in time can hold activation member and allow button to pass through with the expansion to the activation member effect.The expansion of groove can be longer than the girth of switch, when button is activated, stops parts to be pushed by elasticity on button downwards thus.Yet, as optimal way, no matter how stop position component, on the following shell that directly or indirectly is positioned at switch that stops parts top.Thereby stop position component accurately to be determined consistently with respect to switch.
As the alternative that is located immediately on the switch housing, stop parts to be positioned on it indirectly by the bridge element, this bridge element is located immediately on shell top of switch, and this bridge element forms with the hole of the activation member that is used for switch, this switch is the height of outstanding one corresponding its stroke on planar section at least, and the bridge element is fixed on the substrate that carries switch.Flat element can be manufactured into the plane, plays the effect of the slidingsurface that stops parts, thereby should stop parts to obtain good supporting.
Stop parts can be constituted as the slide plate that can move around at axial direction.Because button arranged in pairs as mentioned above, slide plate can horizontal expansion and is operated whole two buttons.Button is moved to another side from one side can make its prevention and release respectively.Slide plate can be arranged to the groove that its side is positioned at the upper part of the hand-control device that carries button, can have a snap-lock engagement that slide plate is remained on its position separately.More advantageously, slide plate can be disposed on the bridge element, leads with side above the bridge element at this.The side of hand-control device can form with the groove that is used to insert spanner, and this spanner has the spade end that is used for mobile slide plate.Groove can be coated with the film as the water-tight structure of hand-control device.
Replacedly, it is rotatable to stop parts can be constituted as between non-locked position and latched position, and these prevention parts can be suitable for operating one or more switches.If two switches are arranged in pairs, stop parts to be constituted as and have the flat or basic flat element that is used for two switch ground grooves and is arranged on two trunnions between the groove.Trunnion extends the front of the hand-control device between two buttons, is constituted as above the trunnion to rotate to receive the spanner end that is used for stoping parts to rotate between non-locked position and latched position.Be to be understood that, flat element is disposed in the top and following plane that is parallel to hand-control device, thus hand-control device can manufacture flat, for example different with above-mentioned patent CH 681 833, in this patent, stop parts have perpendicular to hand-control device above and below aileron.
When the bridge element is provided as mentioned above, stop parts to be mounted thereon.For this reason, stop the back of parts can have circular protrusions, this circular protrusions is taken in the respective bore in the bridge element.
Because hand-control device is washed when patient replaces and sterilizes, therefore need be used for sick bed and see that the hand-control device of apron discharges water and protection against the tide.
Typically, hand-control device is made up of two plastic housings, promptly forms the lower part and the upper part of a closure jointly.Plastic housing assembles with the intermediate seal screw tightening by ultra-sonic welded or on assembly line.In order to seal the passage of trunnion, flat element forms up to trunnion with groove, is used for sealing, and sealing is used for engaging with the upper part inner sealing.
For safety perception blocking portion part is positioned at latched position at least, the snap-lock parts can be arranged between the shell of Lock Part and hand-control device and be used for releasable fixedly prevention parts.The snap-lock parts are the outstanding or pin by the part that is connected with corresponding indenture simply.When stoping the parts rotation, engagement will be determined to be identified.The another way of structure snap-lock parts is that restriction moves to groove, and this groove remains on latched position with activation member.On the other hand, activation member is subjected to the influence of cross force subsequently when locking and release, and this is disadvantageous.
In order to indicate button whether to be positioned at latched position or non-locked position, stop parts can be provided with indicating device, by moving, this indicating device is moved to the window that can watch in the front of hand-control device.In simple mode, this indicating device can be the red-label that is moved to this window, thereby in latched position, this red-label can be in sight by the transparent part of bluff piece.
Description of drawings
Other characteristics of the present invention will be explained in conjunction with the description of the following embodiment of the invention with reference to the accompanying drawings, wherein:
Fig. 1 has shown the perspective view of the upper part of hand-control device,
Fig. 2 has shown the feature of the upper part of its upper end that has not shown bluff piece,
Fig. 3 has shown the perspective view of the circuit board of hand-control device, and this hand-control device is illustrated and has 5 row switches, and wherein only 3 row switches are used to related example,
Fig. 4 has shown the perspective view of the prevention parts of as above seeing,
Fig. 5 has shown the perspective view of the spanner of hand-control device.
Embodiment
Exemplary embodiments relates to the hand-control device that is used to see apron, and described nurse bed accessory has adjustable back portion and shank part.Fig. 1 has shown the upper part 1 of hand-control device, and this hand-control device is equipped with the lower part (not shown) by ultra-sonic welded.As shown in the figure, hand-control device is equipped with 6 keys arranged in pairs, two top key 2a wherein, and 2b starts back portion, two middle key 3a, 3b starts the shank part.Two bottom key 4a, 4b start back and shank part simultaneously.Right row's key 2a, 3a, the 4a described part that raises, and left-hand row 2b, 3b, 4b reduce described part.The front of upper part 1 is coated with the thin slice of indication button.
As shown in Figure 2, elastic part 2 ' a, 2 ' b, 3 ' a, 3 ' b are as the parts of button, just in the upper part that the circular brick shape piece 5 of handle 1 end is arranged under the thin slice.
Have the P cock 7 with the soft-touch control form under button, this soft-touch control is by having round button 7 in the above " fragment of brick shape shell 7 ' form.Switch is installed on the circuit board 8, and this circuit board is installed and is fixed in the lower part of hand-control device.Bridge element 9 is arranged in paired switch 2 " a, 2 " b, 3 " a, 3 " b, 4 " a, 4 " on the b, from a side of circuit board 8 across being connected and fixed thereon to another side and by snap-lock.The bridge element is with the button 7 that is used for switch " hole 10 and the boring that is used to install prevention parts 12 as shown in Figure 4 in the middle of this bridge element 11 form.The bridge element as thin as a wafer and be set directly at switch housing above.
Stoping parts 12 is the basic flat elements that have particular groove 13 on both sides.The narrow 13 ' of groove be used for packing into the just button 7 of switch " or near this button, extend the expansion 13 of groove simultaneously " big relatively gap is provided around button.Center stoping parts 13 has the circular protrusions of the boring 11 that cooperates bridge element 9 in the back.Stop parts to have trunnion 14 in front and have ring-shaped groove 15 in its bottom, be used for seal 16, the sealing part is stung the edge in the hole in the tight upper part 1, thus trunnion 14 above be positioned at the front of hand-control device.
Top and two arc-shaped convex 17 ', 17 that stop parts 12 " form the radially relative and layout with one heart of the rotating shaft of described two arc-shaped convex and prevention parts together.These two projectioies are arranged in two corresponding circular grooves 18 ', 18 of the upper part 1 of hand-control device " in.Have two knobs 19,20 that have the color indication on projection, one of them knob 19 is green, and as nonlocking key, another knob 20 is red, as locking key.Bluff piece have transparent part 21 make when button is non-locking green knob in this part as seen, and the redness knob is as seen when press key locking.As shown in Figure 2, because the groove of part forms with the projection 22 of extending between two knobs in the above, two knobs 19,20 also can be used for the prevention parts are remained on two positions, make to stop parts by the maintenance that is connected.Obviously, one group of knob can be omitted.Just produce, the advantage of two groups of knobs is that the degree of orientation of element can be omitted.And two groups of knobs help to guarantee the control to element.
Stop parts 12 can rely on spanner 24 to rotate, spanner constitutes circular brick shape piece at this.Spanner is provided with the curvilinear cut 25 that cooperates with the top terminal arc of trunnion.The breach of button has two four sides boss 26, and they are installed in the four sides boring 23 of two correspondences on the trunnion 14 that stops parts.Simultaneously, this provides the safe engagement of spanner in rotating shaft.Certainly, it also can be made in different ways, for example manufactures the boring of big four sides or polygon.For example in Fig. 3, show triangular countersink 23 '.For the actual keeping of spanner, it forms allowing with hole 27 and is inserted in key-ring, the key chain etc., or is hung on the hook as replaceable mode.
Claims (13)
1. electrical handset, but be used for the sick bed of electrical adjustment or see apron, comprising:
The a plurality of electronic switches (7 that have in shell (7 ') axially activation member movably (7 "); 2 " a, 2 " b; 3 " a, 3 " b; 4 " a, 4 " b), described activation member is given prominence to a segment distance from the top of shell,
The same axially movable button that on activation member, provides (2a, 2b, 3a, 3b, 4a, 4b), it is arranged and each switch (7; 2 " a, 2 " b; 3 " a, 3 " b; 4 " a, 4 " b) link to each other, when by downwards towards electronic switch (7; 2 " a, 2 " b; 3 " a, 3 " b; 4 " a, 4 " b) when promoting, this button is gone up and is moved in activation member (7 "), and inwardly promotes to start electronic switch (7 towards shell (7 '); 2 " a, 2 " b; 3 " a, 3 " b; 4 " a, 4 " b), and
Can move to the prevention parts (12) of latched position from non-locked position, wherein this prevention parts part directly or indirectly is positioned at the upside end face of the shell (7 ') of switch, and as respective keys (2a; 2b; 3a; 3b, 4a, backstop 4b) on the horizontal plane on the activation member of the switch in resting position (7 ").
2. according to the hand-control device of claim 1, it is characterized in that stoping parts to have groove (13), this groove (13) has the narrow (13 ') that just in time can hold activation member (7 ") and allows button that (2a; 2b; 3a; 3b, 4a is 4b) by with to the expansion of activation member effect (13 ").
3. according to the hand-control device of claim 1 or 2, it is characterized in that no matter how stop position component, stop parts (12) below be located immediately on shell (7 ') top of switch.
4. according to the hand-control device of claim 1 or 2, it is characterized in that no matter how stop position component, on the following shell (7 ') that is positioned at switch indirectly that stops parts (12) top.
5. according to the hand-control device of claim 4, it is characterized in that it comprises bridge element (9), this bridge element (9) has the planar section on the shell (7 ') that is located immediately at switch top, and this bridge element forms with the hole of the activation member that is used for switch (7 "); this switch is the height of outstanding one corresponding its stroke on this planar section at least, and the bridge element is fixed on the circuit board (8) that carries switch (7).
6. according to the hand-control device of claim 1, it is characterized in that stoping parts (12) be constituted as can be between non-locked position and latched position sliding members in axial sliding.
7. according to the hand-control device of claim 1, it is characterized in that stoping parts (12) to be constituted as can rotate between non-locked position and latched position.
8. according to the hand-control device of claim 7, it is characterized in that stoping parts (12) to comprise flat or flat substantially sub-element, this sub-element have be used for two adjacent switches (2 " a, 2 " b; 3 " a, 3 " b; 4 " two grooves (13) a, 4 " b) and be arranged on trunnion (14) between these two grooves, described trunnion is at two buttons (2a, 2b; 3a, 3b; 4a 4b) stretches out on the front of the upper part of the hand-control device between, is constituted as the end of non-rotating reception spanner above the trunnion, and this spanner is used for the prevention parts are rotated between non-locked position and latched position.
9. hand-control device according to Claim 8 is characterized in that flat sub-element is formed with the groove (15) around trunnion, is used to receive seal (16), and the sealing part is used for upper part (1) sealed engagement with hand-control device.
10. according to the hand-control device of claim 7, it is characterized in that snap-lock parts (22) are set between the shell that stops parts (12) and hand-control device, are used for stoping parts to be fixed on its latched position at least releasedly.
11. according to the hand-control device of claim 1, it is characterized in that stoping parts to be provided with at least one indicating device (19,20), when stoping parts to be set at latched position this indicating device in the window (21) of the upper part (1) of hand-control device as seen.
12. hand-control device according to Claim 8 is characterized in that spanner is constituted as the block (24) that has the top curvilinear cut (25) that is installed in trunnion (14), boss (26) is set at and is used in this otch engaging with the top corresponding recesses of trunnion.
13., it is characterized in that spanner is provided with and be used for protecting let it be eyelet (27) according to the hand-control device of claim 12.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA200301497 | 2003-10-10 | ||
| DKPA200301497 | 2003-10-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1868016A CN1868016A (en) | 2006-11-22 |
| CN100570782C true CN100570782C (en) | 2009-12-16 |
Family
ID=34429208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800296698A Active CN100570782C (en) | 2003-10-10 | 2004-10-11 | But be particularly useful for the sick bed and the electrical handset of seeing apron of electrical adjustment |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP1671340B1 (en) |
| CN (1) | CN100570782C (en) |
| DK (1) | DK1671340T3 (en) |
| PL (1) | PL1671340T3 (en) |
| WO (1) | WO2005036576A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101305435A (en) * | 2005-11-11 | 2008-11-12 | 利纳克有限公司 | Electric hand control, especially for electrically adjustable hospital and care beds |
| JP2009514622A (en) | 2005-11-11 | 2009-04-09 | リナック エー／エス | Electric hand controller, especially for electrically adjustable hospital and nursing beds |
| EP1946343B1 (en) * | 2005-11-11 | 2017-10-11 | Linak A/S | Electric hand control, especially for electrically adjustable hospital and care beds |
| DE102009059334A1 (en) | 2009-12-30 | 2011-07-07 | Hiwin Mikrosystem Corp. | Safety and locking mechanism for pushbutton control box that is utilized for controlling e.g. industrial devices, has circuitry switched on in unlocked position such that control switch transmit electronic signal to control board |
| DE102011084464B4 (en) * | 2011-10-13 | 2013-09-05 | Dewert Antriebs- Und Systemtechnik Gmbh | Mechanically lockable wired remote control |
| CN102938335B (en) * | 2012-11-16 | 2015-06-10 | 江苏惠通集团有限责任公司 | Locking device for multi-position switch button panels |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4425673A (en) * | 1980-12-01 | 1984-01-17 | B-W Health Products, Inc. | Lifting system for adjustable hospital bed |
| CH681833A5 (en) * | 1990-10-09 | 1993-05-28 | Magnetic Elektromotoren Ag |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH691638A5 (en) * | 1997-02-14 | 2001-08-31 | Magnetic Elektromotoren Ag | Hygienic hand control, especially for hospital furniture. |
-
2004
- 2004-10-11 WO PCT/DK2004/000693 patent/WO2005036576A1/en active Application Filing
- 2004-10-11 EP EP04762912.6A patent/EP1671340B1/en active Active
- 2004-10-11 DK DK04762912.6T patent/DK1671340T3/en active
- 2004-10-11 CN CNB2004800296698A patent/CN100570782C/en active Active
- 2004-10-11 PL PL04762912T patent/PL1671340T3/en unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4425673A (en) * | 1980-12-01 | 1984-01-17 | B-W Health Products, Inc. | Lifting system for adjustable hospital bed |
| CH681833A5 (en) * | 1990-10-09 | 1993-05-28 | Magnetic Elektromotoren Ag |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1671340B1 (en) | 2014-03-12 |
| EP1671340A1 (en) | 2006-06-21 |
| WO2005036576A1 (en) | 2005-04-21 |
| PL1671340T3 (en) | 2014-08-29 |
| CN1868016A (en) | 2006-11-22 |
| DK1671340T3 (en) | 2014-05-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9224549B2 (en) | Electric hand control, especially for electrically adjustable hospital and care beds | |
| US8766115B2 (en) | Pushbutton controller with cutoff switch | |
| AU2008202771B2 (en) | Status indication for emergency stop push button | |
| CN100570782C (en) | But be particularly useful for the sick bed and the electrical handset of seeing apron of electrical adjustment | |
| AU2012323072B2 (en) | Mechanically lockable hand switch | |
| KR101173917B1 (en) | Mechanical control device for an electrical switchgear with three switching positions, provided with a selection lever cooperating with a cam | |
| EP1143839A3 (en) | Safety device for a blender | |
| CN101276701A (en) | Locking and operating system for generator circuit breakers | |
| US20210230904A1 (en) | Safety handle for the control of access for machines or industrial plants | |
| US5880420A (en) | Switch operator with interlock mechanism | |
| EP2390888B1 (en) | Safety switch | |
| JP4454106B2 (en) | Electric operation device for switch | |
| AU8024098A (en) | Device for coupling two attached modular electrical elements | |
| CN109891541B (en) | Switching device for a machine tool | |
| JP2008204633A (en) | Push button switch equipped with indication device | |
| JPH08111145A (en) | Safety switch with key | |
| CN214477267U (en) | State switching indicating mechanism and circuit breaker | |
| GB2285890A (en) | Handle interlocks for circuit breakers | |
| JP2008235223A (en) | Disconnector, and wrong operation prevention member | |
| EP0608204A1 (en) | Switch assembly for electric appliances, particularly designed for motor vehicles | |
| US4502030A (en) | High reliability solenoid switch | |
| KR100563370B1 (en) | Screw driver apparatus of MCC unit | |
| AU2003215574A1 (en) | Universal slicer with a safety switch | |
| US4954671A (en) | Connectible switching device | |
| JP2007174814A (en) | Power supply device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |