CN105502216A - Medical bearing assembly - Google Patents
Medical bearing assembly Download PDFInfo
- Publication number
- CN105502216A CN105502216A CN201610025989.0A CN201610025989A CN105502216A CN 105502216 A CN105502216 A CN 105502216A CN 201610025989 A CN201610025989 A CN 201610025989A CN 105502216 A CN105502216 A CN 105502216A
- Authority
- CN
- China
- Prior art keywords
- movable supporting
- supporting part
- bolster stake
- fixture block
- drive motor
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
A medical bearing assembly comprises a base frame (7), a guiding and bearing column part (6) fixedly connected with the base frame (7), a movable bearing part (8), a platform part (9) and a connecting part (91) through which the platform part (9) and the movable bearing part (8) are fixedly connected, wherein the platform part (9) is used for bearing load; the guiding and bearing column part (6) comprises two symmetrically-arranged guiding and bearing columns (61 and 62), and the guiding and bearing columns (61 and 62) are each provided with evenly-distributed annular teeth (612); the movable bearing part (8) comprises bearing clamping block pairs which are matched with the annular teeth (612) of the two guiding and bearing columns (61 and 62) and symmetrically arranged in a left and right mode.
Description
Technical field
The present invention relates to field of medical device, especially a kind of medical bearing assembly.
Background technology
In medical facilities, often need the height and position of some bearing assemblies of accurate adjustment, such as some medical inspection devices etc., the difference of height and position will affect testing result.
Existing position regulator often adopts accurate thread to realize.These accurate threads can realize controlled high-accuracy mechanical transmission, can realize the accurate control of position in conjunction with application such as some sensor and controllers etc.
But, in the use procedure of bearing assembly, because the load at position of weighing directly acts on screw thread for a long time, and some accidental shock effects may be there are, this easily causes precise decreasing and the damage of accurate thread, shortens the service life of equipment thus and increases maintenance cost.
Summary of the invention
The object of the present invention is to provide a kind of medical bearing assembly, it can overcome defect of the prior art.
According to an aspect of the present invention, a kind of medical bearing assembly, the guiding bolster stake parts comprise pedestal, being connected with described pedestal, movable supporting part, platform part and the connecting portion that platform part and movable supporting part are connected, wherein, described platform part is used for carry load, described guiding bolster stake parts comprise symmetrically arranged two guiding bolster stakes, lead described in every root on bolster stake and be provided with well-distributed annular tooth, described movable supporting part comprises the carrying fixture block pair be mutually symmetrical set respectively in order to coordinate with the annular tooth of described two bolster stakes that lead, each described carrying fixture block is to including two the band toothholder blocks be oppositely arranged, described two band toothholder blocks can clamp corresponding guiding bolster stake under the effect being located at the contraction spring between it and thus the tooth of each described band toothholder block is coordinated with the annular tooth on corresponding guiding bolster stake, wherein, each described carrying fixture block is to being provided with corresponding electromagnetic actuator device pair, described electromagnetic actuator device states electromagnetic actuator device to comprising the described carrying fixture block being arranged on correspondence to two of both sides place, in order to make described two band toothholder blocks overcome the convergent force of described contraction spring and mutually liftoff slip and separating in described movable supporting part, thus described two band toothholder blocks are made to depart from the joint with the annular tooth of described guiding bolster stake, the middle part of described guiding bolster stake parts is provided through the longitudinal screw of described movable supporting part, wherein, described longitudinal screw driven by the drive motor that is arranged in described guiding bolster stake parts and with the chute in the central bore by described movable supporting part and fixing and the thread slider screw thread fit be slidably mounted in the vertical in described movable supporting part on rotating, described thread slider can drive described movable supporting part longitudinal movement by elastomeric element with described movable supporting part effect, described longitudinal screw is provided with rotation detection sensor in order to detect the rotation of described longitudinal screw, base is provided with below described pedestal, described base top is provided with the external gear rotating disk be rotationally connected, described external gear rotating disk top is fixedly connected with described pedestal, described base both sides are installed with angular adjustment motor, described angular adjustment motor top is provided with driven wheel, described driven wheel and described external gear rotating disk are connected with a joggle, the outside face of described drive motor is provided with electronic control package, described electronic control package is in order to control the rotating speed of described drive motor, thus the rising or falling speed of described bearing assembly can be controlled as required by the rotating speed adjusting described drive motor.
According to another aspect, the operating method of medical bearing assembly described above, when needing the height and position adjusting described platform part, described drive motor drives described longitudinal screw to rotate, after described rotation detection sensor detects rotation, described electromagnetic actuator device to by described carrying fixture block to separately thus allow described movable supporting part motion; After described movable supporting part motion puts in place, described drive motor stops operating, and described rotation detection sensor makes described electromagnetic actuator device to lower electricity after described longitudinal screw stall being detected thus makes described carrying fixture block realize the carrying to described platform part thus to again clamping guiding bolster stake accordingly; Described carrying fixture block to again clamping after, described drive motor rotates backward certain angle and makes described thread slider move down a segment distance to make described elastomeric element partly pine oil.
Pass through such scheme, owing to have employed coordinating of the band toothholder block that can close pair and toothed guiding bolster stake, the bolster stake that can make thus to lead realizes for the carrying of the load-carrying of bearing assembly while guiding, thus avoids accidental shock load and long-term load to act on the tooth form of screw thread.And by rotation detection sensor and electromagnetic actuator device cooperate coordinate can realize drive and stop under two kinds of state of kinematic motions on fixture block on operation control to avoid fixture block on the adjustment affecting height and position.Can make, between threaded block and movable carrier block, there is motion cushion characteristic by elastic element, thus, in conjunction with motor at fixture block to rotating backward the feature making the reverse movement of thread slider after realizing positioning and locking, the screw thread of longitudinal screw can be made to depart from the carrying of the gravity to carrying load-carrying, and for next rotating drive provides cushion space in rotation and distance, provide possibility for producing Electromagnetically-operating command signal.This operation command signal is produced by rotation detection sensor.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of medical bearing assembly of the present invention.
Fig. 2 is the detailed schematic of the partial enlargement in Fig. 1.
Fig. 3 shows the cross sectional representation at the guiding bolster stake part place in Fig. 2.
Detailed description of the invention
Below in conjunction with Fig. 1-3, the present invention is described in detail.
According to the medical bearing assembly of the one of embodiment, the guiding bolster stake parts 6 comprise pedestal 7, being connected with described pedestal 7, movable supporting part 8, platform part 9 and the connecting portion 91 that platform part 9 and movable supporting part 8 are connected, wherein, described platform part 9 is for carry load, described guiding bolster stake parts 6 comprise symmetrically arranged two guiding bolster stakes 61, 62, lead described in every root bolster stake 61, well-distributed annular tooth 612 is provided with on 62, described movable supporting part 8 comprise respectively in order to described two bolster stakes 61 that lead, the carrying fixture block pair be mutually symmetrical set that the annular tooth 612 of 62 coordinates, each described carrying fixture block is to including two the band toothholder blocks 86 be oppositely arranged, 861, described two band toothholder blocks 86, 861 can clamp corresponding guiding bolster stake 61 under the effect of the contraction spring 80 be located between it, 62 and thus make the tooth of each described band toothholder block and corresponding guiding bolster stake 61, annular tooth 612 on 62 coordinates, wherein, each described carrying fixture block is to being provided with corresponding electromagnetic actuator device pair, described electromagnetic actuator device states electromagnetic actuator device 87,89 to comprising the described carrying fixture block being arranged on correspondence to two of both sides place, in order to make described two band toothholder blocks 86,861 overcome the convergent force of described contraction spring 80 and mutually liftoff slip and separating in described movable supporting part 8, thus described two band toothholder blocks 86,861 are made to depart from the joint with the annular tooth 612 of described guiding bolster stake 61,62, the middle part of described guiding bolster stake parts 6 is provided through the longitudinal screw 88 of described movable supporting part 8, wherein, described longitudinal screw 88 driven by the drive motor 71 be arranged in described guiding bolster stake parts 6 and with the chute 81 in the central bore by described movable supporting part 8 and on rotating fixing and thread slider 82 screw thread fit be slidably mounted in the vertical in described movable supporting part 8, described thread slider 82 is acted on described movable supporting part 8 by elastomeric element 83 thus can be driven described movable supporting part 8 longitudinal movement, described longitudinal screw 88 is provided with rotation detection sensor 72 in order to detect the rotation of described longitudinal screw 88, base 5 is provided with below described pedestal 7, described base 5 top is provided with the external gear rotating disk 51 be rotationally connected, described external gear rotating disk 51 top is fixedly connected with described pedestal 7, described base 5 both sides are installed with angular adjustment motor 52, described angular adjustment motor 52 top is provided with driven wheel 53, described driven wheel 53 is connected with a joggle with described external gear rotating disk 51, the outside face of described drive motor 71 is provided with electronic control package 711, described electronic control package 711 is in order to control the rotating speed of described drive motor 71, thus the rising or falling speed of described bearing assembly can be controlled as required by the rotating speed adjusting described drive motor 71.
According to another embodiment, the operating method of above-mentioned medical bearing assembly, when needing the height and position adjusting described platform part 9, described drive motor 71 drives described longitudinal screw 88 to rotate, after described rotation detection sensor 72 detects rotation, described electromagnetic actuator device to by described carrying fixture block to separately thus allow described movable supporting part 8 to move; After described movable supporting part 8 motion puts in place, described drive motor 71 stops operating, and described rotation detection sensor 72 makes described electromagnetic actuator device to lower electricity after the stall of described longitudinal screw 88 being detected thus makes described carrying fixture block realize the carrying to described platform part 9 thus to again clamping guiding bolster stake 61,62 accordingly; Described carrying fixture block to again clamping after, described drive motor 71 rotates backward certain angle and makes described thread slider 82 move down a segment distance to make described elastomeric element 83 partly pine oil.
Owing to have employed coordinating of the band toothholder block that can close pair and toothed guiding bolster stake, the bolster stake that can make thus to lead realizes for the carrying of the load-carrying of bearing assembly while guiding, thus avoids accidental shock load and long-term load to act on the tooth form of screw thread.And by rotation detection sensor and electromagnetic actuator device cooperate coordinate can realize drive and stop under two kinds of state of kinematic motions on fixture block on operation control to avoid fixture block on the adjustment affecting height and position.Can make, between threaded block and movable carrier block, there is motion cushion characteristic by elastic element, thus, in conjunction with motor at fixture block to rotating backward the feature making the reverse movement of thread slider after realizing positioning and locking, the screw thread of longitudinal screw can be made to depart from the carrying of the gravity to carrying load-carrying, and for next rotating drive provides cushion space in rotation and distance, provide possibility for producing Electromagnetically-operating command signal.This operation command signal is produced by rotation detection sensor.
By with upper type, those skilled in the art can make various change according to mode of operation within the scope of the invention.
Claims (2)
1. a medical bearing assembly, the guiding bolster stake parts (6) comprise pedestal (7), being connected with described pedestal (7), movable supporting part (8), platform part (9) and the connecting portion (91) that platform part (9) and movable supporting part (8) are connected, wherein, described platform part (9) is for carry load, described guiding bolster stake parts (6) comprise symmetrically arranged two guiding bolster stakes (61, 62), lead described in every root bolster stake (61, 62) well-distributed annular tooth (612) is provided with on, described movable supporting part (8) comprise respectively in order to described two bolster stakes (61 that lead, 62) the carrying fixture block pair be mutually symmetrical set that annular tooth (612) coordinates, each described carrying fixture block is to including two the band toothholder blocks (86 be oppositely arranged, 861), described two band toothholder blocks (86, 861) bolster stake (61 that leads accordingly can be clamped under the effect being located at the contraction spring between it (80), 62) and thus make the tooth of each described band toothholder block and corresponding guiding bolster stake (61, 62) annular tooth (612) on coordinates, wherein, each described carrying fixture block is to being provided with corresponding electromagnetic actuator device pair, described electromagnetic actuator device states electromagnetic actuator device (87,89) to comprising the described carrying fixture block being arranged on correspondence to two of both sides place, in order to make described two band toothholder blocks (86,861) overcome the convergent force of described contraction spring (80) and mutually liftoff slip and separating in described movable supporting part (8), thus described two band toothholder blocks (86,861) are made to depart from the joint with the annular tooth (612) of described guiding bolster stake (61,62), the middle part of described guiding bolster stake parts (6) is provided through the longitudinal screw (88) of described movable supporting part (8), wherein, described longitudinal screw (88) driven by the drive motor (71) that is arranged in described guiding bolster stake parts (6) and with the chute (81) in the central bore by described movable supporting part (8) and fixing and thread slider (82) screw thread fit be slidably mounted in the vertical in described movable supporting part (8) on rotating, described thread slider (82) is acted on described movable supporting part (8) by elastomeric element (83) thus can be driven described movable supporting part (8) longitudinal movement, described longitudinal screw (88) is provided with rotation detection sensor (72) in order to detect the rotation of described longitudinal screw (88), described pedestal (7) below is provided with base (5), described base (5) top is provided with the external gear rotating disk (51) be rotationally connected, described external gear rotating disk (51) top is fixedly connected with described pedestal (7), described base (5) both sides are installed with angular adjustment motor (52), described angular adjustment motor (52) top is provided with driven wheel (53), described driven wheel (53) and described external gear rotating disk (51) are connected with a joggle, the outside face of described drive motor (71) is provided with electronic control package (711), described electronic control package (711) is in order to control the rotating speed of described drive motor (71), thus the rising or falling speed of described bearing assembly can be controlled as required by the rotating speed of the described drive motor of adjustment (71).
2. the operating method of a kind of medical bearing assembly as claimed in claim 1, when needing the height and position adjusting described platform part (9), described drive motor (71) drives described longitudinal screw (88) to rotate, after described rotation detection sensor (72) detects rotation, described electromagnetic actuator device to by described carrying fixture block to separately thus allow described movable supporting part (8) to move; After described movable supporting part (8) motion puts in place, described drive motor (71) stops operating, and described rotation detection sensor (72) makes described electromagnetic actuator device to lower electricity after described longitudinal screw (88) stall being detected thus makes described carrying fixture block to the carrying again clamping the bolster stake that leads accordingly (61,62) and realize described platform part (9) thus; Described carrying fixture block to again clamping after, described drive motor (71) rotates backward certain angle and makes described thread slider (82) move down a segment distance to make described elastomeric element (83) partly pine oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610025989.0A CN105502216A (en) | 2016-01-15 | 2016-01-15 | Medical bearing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610025989.0A CN105502216A (en) | 2016-01-15 | 2016-01-15 | Medical bearing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105502216A true CN105502216A (en) | 2016-04-20 |
Family
ID=55710606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610025989.0A Pending CN105502216A (en) | 2016-01-15 | 2016-01-15 | Medical bearing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105502216A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1556251A (en) * | 1975-09-30 | 1979-11-21 | Contraves Ag | Chair |
| CN2461520Y (en) * | 2000-12-29 | 2001-11-28 | 三丰医疗器材股份有限公司 | Guider of lifting mechanism |
| CN200978413Y (en) * | 2006-12-05 | 2007-11-21 | 中国石化集团胜利石油管理局钻井工艺研究院 | Repeatedly-usable lifting gear |
| US20080251661A1 (en) * | 2007-04-11 | 2008-10-16 | Rossini Alfred P | Power Supply Mounting System For Rolling Computer Cart |
| CN202901750U (en) * | 2012-10-22 | 2013-04-24 | 帝崴企业股份有限公司 | Face plate support device with lifting mechanism |
-
2016
- 2016-01-15 CN CN201610025989.0A patent/CN105502216A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1556251A (en) * | 1975-09-30 | 1979-11-21 | Contraves Ag | Chair |
| CN2461520Y (en) * | 2000-12-29 | 2001-11-28 | 三丰医疗器材股份有限公司 | Guider of lifting mechanism |
| CN200978413Y (en) * | 2006-12-05 | 2007-11-21 | 中国石化集团胜利石油管理局钻井工艺研究院 | Repeatedly-usable lifting gear |
| US20080251661A1 (en) * | 2007-04-11 | 2008-10-16 | Rossini Alfred P | Power Supply Mounting System For Rolling Computer Cart |
| CN202901750U (en) * | 2012-10-22 | 2013-04-24 | 帝崴企业股份有限公司 | Face plate support device with lifting mechanism |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |
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| RJ01 | Rejection of invention patent application after publication |