CN2508741Y - Up-down fork type drive mechanism for surface of operating table - Google Patents
Up-down fork type drive mechanism for surface of operating table Download PDFInfo
- Publication number
- CN2508741Y CN2508741Y CN 01246378 CN01246378U CN2508741Y CN 2508741 Y CN2508741 Y CN 2508741Y CN 01246378 CN01246378 CN 01246378 CN 01246378 U CN01246378 U CN 01246378U CN 2508741 Y CN2508741 Y CN 2508741Y
- Authority
- CN
- China
- Prior art keywords
- bed
- bed surface
- rotating shaft
- basis
- drive mechanism
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The utility model relates to an up-down fork type drive mechanism for the surface of an operating table, and the drive mechanism mainly consists of a bed surface, two fork type drive arms, a belt speed reducing mechanism, a hand-operated rocking device, a spiral mechanism and a bed base. The drive mechanism is wholly stable, has high transmission efficiency and can be used for the elevation of the operating bed and other similar planes.
Description
Technical field
This utility model is relevant with therapeutic bed, particularly a kind of therapeutic bed bed surface lifting V shape drive mechanism.
Background technology
Large-scale armarium often has the therapeutic bed that the patient couches, and often needs lifting for guaranteeing patient's correct posture, changes the bed surface terrain clearance, in order to adjust the relative position of patient and equipment site of action (diagnosis or therapentic part).
The conventional kind of drive is: the motor via reducer structure drives the screw mandrel rotation, reaches to make bed surface lifting purpose.The shortcoming of this kind of drive is: transmission efficiency is low, complex structure, processing, matching requirements height, and bed surface generally all long (about 2 meters), vertically often can also move, has only a fulcrum with single screw mandrel transmission, stability in the large is poor, must assist with stronger guiding mechanism or use the double lead Synchronous Transmission, increase the complexity of structure.
Summary of the invention
The technical problems to be solved in the utility model is in order to overcome the defective of above-mentioned prior art, a kind of therapeutic bed bed surface lifting V shape drive mechanism is provided, this mechanism should have that structure is relatively succinct, transmission efficiency is high, stability in the large is better, and processing install, easy to use.
Technical solution of the present utility model is as follows: a kind of therapeutic bed bed surface lifting V shape drive mechanism, comprise therapeutic bed bed surface and therapeutic bed basis, be characterized in: two side bottoms of said therapeutic bed bed surface are respectively equipped with symmetrically can be for the chute and the bed surface fixed rotating shaft of rolling bearing slip; Both sides one end on said therapeutic bed basis respectively is provided with slide rail, and the fixed mount of installing for hold-down nut is established in the centre, and the other end is respectively equipped with the basic fixed rotating shaft; The centre of a pair of V shape transmission arm is linked together versatilely by the intersection rotating shaft, transmission arm upper end is connected with bearing fixing in being inserted in bed surface side chute, bearing can move in chute neatly, the lower end is connected with the basic fixed rotating shaft, and the upper end of another transmission arm is connected with the bed surface fixed rotating shaft, and its lower end has a pulley to be crossed on the slide rail on the basis; Another similarly is connected the opposite side on bed surface and bed basis to the V shape transmission arm; Linked together by a travelling carriage between the kinematic axis of two pulleys of two transmission arms, lay the motor of band reducing gear on this travelling carriage, its active profile of tooth belt wheel forms drive connection by cog belt and passive profile of tooth belt wheel, this passive profile of tooth belt wheel is fixedly mounted on the screw mandrel head of screw mechanism, and the other end of this screw mandrel passes the nut that is fixed on the therapeutic bed basis.
On the axle of the active profile of tooth belt wheel of said band reducing gear motor a dismountable crank handle can be installed.
Technique effect of the present utility model:
(1) because the fork elevating drive mechanism, transmission efficiency is than higher, optional with power motor smaller, the band reducing gear as power, reduced many troubles such as design, processing, assembling of reducing gear, and by specialized factory's production, quality is guaranteed easily.
(2) two of the fork elevating drive mechanism forks are transmission arm, are supporting arms again, have realized using one more.
(3) fork elevating drive mechanism below links to each other with the base component of therapeutic bed, the top partly links to each other with the bed surface of therapeutic bed, and a fixed piovt point and a sliding bearing point are all arranged, and two secondary forks just have four supporting-points, so stressed even, stability in the large is relatively good.
(4) two of the fork elevating drive mechanism secondary fork structures are identical, have high generality.
(5) the fork elevating drive mechanism is installed manual setter easily, can bed surface be lowered with manual mode during outage, in order to discharge the patient.
(6) fork elevating drive mechanism bed surface rising or falling speed is not at the uniform velocity, with the bed surface height relation of SIN function is arranged, (when patient and equipment site of action are far away) rising or falling speed was fast when bed surface was low, (when patient and equipment site of action are nearer) rising or falling speed was slow when bed surface was higher, the requirement of more realistic like this use, for example, help ray to disease cover district's focusing etc.
Description of drawings
Fig. 1 is this utility model most preferred embodiment front elevational schematic.
Fig. 2 is this utility model most preferred embodiment schematic side view.
Fig. 3 is the motor of this utility model band reducing gear and the annexation figure of profile of tooth belt wheel and cog belt thereof.
Fig. 4 is this utility model lifting drive connection sketch map.
Among the figure:
1-therapeutic bed bed surface 11-block
12-rolling bearing 13-chute
14-block 15-bed surface fixed rotating shaft
2-V shape transmission arm 21,22,21 ', 22 '-transmission arm
23,23 '-intersect rotating shaft 24,24 '-pulley
25,25 '-kinematic axis 3-band reducing gear motor
31-is profile of tooth belt wheel 32-cog belt initiatively
33-driven toothed belt wheel 34-axle
4-rocking handle 5-screw mechanism
51-screw mandrel 52-nut
6-therapeutic bed basis 61,61 '-slide rail
62-travelling carriage 63-fixed mount
64,64 '-the basic fixed rotating shaft
The specific embodiment
Fig. 1, Fig. 2 and Fig. 3 are respectively the sketch maps that concerns of front elevational schematic, schematic side view and the band reducing gear motor of this utility model therapeutic bed bed surface lifting V shape drive mechanism most preferred embodiment and profile of tooth belt wheel and cog belt.As seen from the figure, this utility model therapeutic bed bed surface lifting V shape drive mechanism is made up of therapeutic bed bed surface 1, V shape transmission arm 2, band reducing gear motor 3, manual setter 4, screw mechanism 5 and therapeutic bed basis 6.
Two side bottoms of said therapeutic bed bed surface 1 be respectively equipped with symmetrically the chute 13,13 that can supply rolling bearing 12,12 ' slip ' and bed surface fixed rotating shaft 15,15 ';
Both sides one end on said therapeutic bed basis 6 respectively be provided with slide rail 61,61 ', the fixed mount of installing for hold-down nut 52 63 is established in the centre, the other end be respectively equipped with basic fixed rotating shaft 64,64 ';
A pair of V shape transmission arm 21 and 22 centre link together versatilely by intersecting rotating shaft 23, fixedly connected with the bearing 12 in being inserted in bed surface side chute 13 in transmission arm 21 upper ends, bearing 12 can move in chute 13 neatly, the lower end is connected with basic fixed rotating shaft 64, and the upper end of another transmission arm 22 is connected with bed surface fixed rotating shaft 15, and its lower end has a pulley 24 to be crossed on the slide-bar 61 on the basis; Another is to V shape transmission arm 21 ' and 22 ' similarly opposite sides that are connected bed surface 1 and bed basis 6;
Two transmission arms 22 and 22 ' two pulleys 24,24 ' kinematic axis 25,25 ' between linked together by a travelling carriage 62, lay the motor 3 of band reducing gear on this travelling carriage 62, its active profile of tooth belt wheel 31 forms drive connections by cog belt 32 and passive profile of tooth belt wheel 33, this passive profile of tooth belt wheel 33 is fixedly mounted on screw mandrel 51 heads of screw mechanism 5, the other end of this screw mandrel 51 passes the nut 52 on the fixed mount 63 that is fixed on therapeutic bed basis 6, and on the axle 34 of the active profile of tooth belt wheel 31 of band reducing gear motor 3 crank handle 4 can be installed also.
The working condition of this elevating drive mechanism simply is described below:
(1) motor 3 energising rotations, by motor decelerating mechanism, making initiatively, profile of tooth belt wheel 31 rotates with certain speed.
(2) by cog belt 32, make passive profile of tooth belt wheel 33 rotations (change master, the passive profile of tooth belt wheel number of teeth can be used as second level gear) that are installed in screw rod 51 heads, drive screw rod 51 rotations.
(3) be to be fixed on the fixed mount 63 on basis 6 of therapeutic bed, because of nut 52 so the rotation of screw rod 51 can only be that screw rod 51 is done forward and backward motion.
(4) and screw rod 51 be and the sliding bearing point pulley 24,24 of V shape transmission arm ' be linked together, the motion of screw rod 51 just V shape transmission arm sliding bearing point pulley 24,24 ' motion.
(5) motion of sliding bearing point makes the angle between the transmission arm 21,22 produce variation, thereby causes the height change of transmission arm fixed piovt point (being fixed rotating shaft 15, rolling bearing 12), has reached the purpose of therapeutic bed bed surface lifting.
(6) on the axle 34 of active profile of tooth belt wheel 31, a dismountable crank handle 4 can be installed, can realize the purpose of provisional manual operation bed surface lifting.
(7) as can be seen from Figure 4: when transmission arm sliding bearing point pulley 24,24 ' when making linear uniform motion, beginning because of transmission arm 21,22,21 ', 22 ' angle bigger, the height change of transmission arm fixed piovt point is bigger, along with diminishing gradually of transmission arm angle, the height change of transmission arm fixed piovt point is more and more littler, and the relation of SIN function is arranged.
In sum, technological progress effect of the present utility model can be summarized as follows:
1. transmission efficiency is than higher;
2. simple for structure, stability in the large is better;
3. processing, installation and use are all more convenient;
4. the occasion that also can be used for other steady liftings in similar plane.
Claims (2)
1, a kind of therapeutic bed bed surface lifting V shape drive mechanism comprises therapeutic bed bed surface (1) and therapeutic bed basis (6), it is characterized in that:
Said two side bottoms of controlling a bed surface (1) are respectively equipped with the chute (13,13 ') and the bed surface fixed rotating shaft (15,15 ') that can supply rolling bearing (12,12 ') to slide symmetrically;
Both sides one end on said therapeutic bed basis (6) respectively is provided with slide rail (61,61 '), and the fixed mount of installing for hold-down nut (52) (63) is established in the centre, and the other end is respectively equipped with basic fixed rotating shaft (64,64 ');
The centre of a pair of V shape transmission arm (21) and (22) is linked together versatilely by intersection rotating shaft (23), fixedly connected with the bearing (12) in being inserted in bed surface side chute (13) in transmission arm (21) upper end, bearing (12) can move in chute (13) neatly, the lower end is connected with basic fixed rotating shaft (64), and the upper end of another transmission arm (22) is connected with bed surface fixed rotating shaft (15), and its lower end has a pulley (24) to be crossed on the slide rail (61) on the basis; Another similarly is connected the opposite side on bed surface (1) and bed basis (6) to V shape transmission arm (21 ') and (22 ');
Linked together by a travelling carriage (62) between the kinematic axis (25,25 ') of two pulleys of two transmission arms (22) and (22 ') (24,24 '), lay the motor (3) of band reducing gear on this travelling carriage (62), its active profile of tooth belt wheel (31) forms drive connection by cog belt (32) and passive profile of tooth belt wheel (33), this passive profile of tooth belt wheel (33) is fixedly mounted on screw mandrel (51) head of screw mechanism (5), and the other end of this screw mandrel (51) passes the nut (52) that is fixed on the therapeutic bed basis (6).
2, bed surface lifting V shape drive mechanism according to claim 1 is characterized in that on the axle (34) of active profile of tooth belt wheel (31) of said band reducing gear motor (3) a dismountable crank handle (4) being installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01246378 CN2508741Y (en) | 2001-07-06 | 2001-07-06 | Up-down fork type drive mechanism for surface of operating table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01246378 CN2508741Y (en) | 2001-07-06 | 2001-07-06 | Up-down fork type drive mechanism for surface of operating table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2508741Y true CN2508741Y (en) | 2002-09-04 |
Family
ID=33657425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01246378 Expired - Lifetime CN2508741Y (en) | 2001-07-06 | 2001-07-06 | Up-down fork type drive mechanism for surface of operating table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2508741Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101102737A (en) * | 2004-12-17 | 2008-01-09 | J·库瑞 | Bed lifting system |
| CN101812735A (en) * | 2010-05-10 | 2010-08-25 | 江苏神泰科技发展有限公司 | Water cooling tank of high-strength and high-modulus polyethylene fiber |
| CN102038589A (en) * | 2010-12-31 | 2011-05-04 | 太仓市康辉科技发展有限公司 | Elevating mechanism for nursing bed |
| CN108144192A (en) * | 2017-12-27 | 2018-06-12 | 武汉浩宏科技有限公司 | A kind of therapeutic bed |
| CN109106548A (en) * | 2017-04-23 | 2019-01-01 | 诸暨市领跑管理咨询事务所 | A kind of operating table for medical and beauty treatment |
| CN109223361A (en) * | 2018-07-18 | 2019-01-18 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | The medical nursing hospital bed of linkage lifting multidirectional inclination |
| CN111449799A (en) * | 2020-05-22 | 2020-07-28 | 南京大学 | Workbench for transferring spleen from abdominal cavity to abdominal cavity and subcutaneous space |
| CN113749892A (en) * | 2021-10-22 | 2021-12-07 | 中国人民解放军总医院第一医学中心 | Can provide field operations operation table that many body positions supported for patient |
-
2001
- 2001-07-06 CN CN 01246378 patent/CN2508741Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101102737A (en) * | 2004-12-17 | 2008-01-09 | J·库瑞 | Bed lifting system |
| CN101102737B (en) * | 2004-12-17 | 2015-12-02 | J·库瑞 | Bed lifting system |
| CN101812735A (en) * | 2010-05-10 | 2010-08-25 | 江苏神泰科技发展有限公司 | Water cooling tank of high-strength and high-modulus polyethylene fiber |
| CN101812735B (en) * | 2010-05-10 | 2011-11-23 | 江苏神泰科技发展有限公司 | Water cooling tank of high-strength and high-modulus polyethylene fiber |
| CN102038589A (en) * | 2010-12-31 | 2011-05-04 | 太仓市康辉科技发展有限公司 | Elevating mechanism for nursing bed |
| CN102038589B (en) * | 2010-12-31 | 2012-07-25 | 太仓市康辉科技发展有限公司 | Elevating mechanism for nursing bed |
| CN109106548A (en) * | 2017-04-23 | 2019-01-01 | 诸暨市领跑管理咨询事务所 | A kind of operating table for medical and beauty treatment |
| CN108144192A (en) * | 2017-12-27 | 2018-06-12 | 武汉浩宏科技有限公司 | A kind of therapeutic bed |
| CN109223361A (en) * | 2018-07-18 | 2019-01-18 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | The medical nursing hospital bed of linkage lifting multidirectional inclination |
| CN109223361B (en) * | 2018-07-18 | 2020-12-25 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Medical nursing sickbed capable of lifting in linkage and inclining in multiple directions |
| CN111449799A (en) * | 2020-05-22 | 2020-07-28 | 南京大学 | Workbench for transferring spleen from abdominal cavity to abdominal cavity and subcutaneous space |
| CN113749892A (en) * | 2021-10-22 | 2021-12-07 | 中国人民解放军总医院第一医学中心 | Can provide field operations operation table that many body positions supported for patient |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1224475C (en) | Transport device | |
| CN109879044B (en) | Continuous intermittent rotary lifting working arm mechanism and use method thereof | |
| CN2508741Y (en) | Up-down fork type drive mechanism for surface of operating table | |
| CN109335924B (en) | Height-adjustable electric ladder and control method thereof | |
| CN110653949A (en) | Stone grooving machine | |
| CN1940349A (en) | Friction ring transmission | |
| CN212475985U (en) | Lifting platform | |
| CN2804032Y (en) | Servo controlled lifter for slope and stairs | |
| CN115324375A (en) | Reinforced structure for building structure design roof beam | |
| CN114852932A (en) | Combined lifting device for civil residential construction | |
| CN110295762A (en) | Construction walling robot | |
| CN108435940A (en) | A kind of high ferro rail leveling transmission device | |
| CN115199309A (en) | Rich water loess tunnel construction supporting construction | |
| CN113697426A (en) | Flexible intelligent conveying device | |
| CN200970769Y (en) | Plane multi-joint robot | |
| CN2834804Y (en) | Manipulator having suspension arm mechanism with driving belt thereon | |
| CN113561169A (en) | Lifting pick-and-place manipulator based on sliding groove structure and use method | |
| CN208305053U (en) | A kind of rotation and lifting structure of mechanical arm | |
| CN218747633U (en) | Lifting device for connecting rod fixing table top | |
| CN219120155U (en) | Five-degree-of-freedom multifunctional cradle head | |
| CN2451254Y (en) | 'U' shape tube continuous bending machine | |
| CN2791362Y (en) | Differential wheel linear driving device based on synchronous toothed belt | |
| CN219481445U (en) | Lifting mechanism of running machine | |
| CN2590035Y (en) | Power-driven photograph lifting platform | |
| CN221896302U (en) | Building engineering strutting arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20110706 Granted publication date: 20020904 |