CN202776342U - Vertical lifting mechanism for sickbed - Google Patents
Vertical lifting mechanism for sickbed Download PDFInfo
- Publication number
- CN202776342U CN202776342U CN 201220298176 CN201220298176U CN202776342U CN 202776342 U CN202776342 U CN 202776342U CN 201220298176 CN201220298176 CN 201220298176 CN 201220298176 U CN201220298176 U CN 201220298176U CN 202776342 U CN202776342 U CN 202776342U
- Authority
- CN
- China
- Prior art keywords
- lifting mechanism
- vertical lifting
- fixed
- expansion bracket
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Invalid Beds And Related Equipment (AREA)
Abstract
The utility model discloses a vertical lifting mechanism for a sickbed. The mechanism comprises a telescopic frame in a double-scissor structure, a screw rod and a motor. Wherein the telescopic frame is fixed between a bed plate and a base, the screw rod is arranged on the telescopic frame, one end of the screw rod is connected with the motor, and the other end of the screw rod is provided with threads matched with nuts fixed on overlapping portions of the telescopic frame and sleeved in the nuts. The motor is directly connected with the screw rod and the nuts are fixed on the telescopic frame, so the vertical lifting mechanism is simple in structure, reliable to control and convenient to install and maintain. Besides, a screw drive structure is further arranged in the middle of the vertical lifting mechanism, so vertical rigidity of the whole structure is benefited, the design of parts of the screw rod drive structure is simplified, cost is reduced, and maintainability of the vertical structure is improved.
Description
Technical field
This utility model relates to a kind of vertical lifting mechanism, relates in particular to a kind of sick bed vertical lifting mechanism.
Background technology
Armarium comprises the CT(computed tomography), the scanning of PET-CT(positron emission tomography),, linear acceleratoies etc. all need examinating couch to come supporting patient, and need the motion of each degree of freedom of realization examinating couch.For bed motion in vertical direction, wish that the stroke that moves both vertically that can reach is as far as possible large, vertical mechanically operated machine error is as far as possible little.
The existing vertical lifting mechanism that is used for the CT examination bed mainly drives by leading screw realizes sickbed vertical movement, as shown in Figure 1, this vertical lifting mechanism comprises the expansion bracket 30 of double shear knife structure, expansion bracket 30 comprises two fixing feet 9 and two movable legs 8 that are arranged on the same side, two fixing feet 9 are separately fixed on bed board 1 and the base 10, two slip feet 8 are separately positioned on the guide rail 7 on bed board 1 and the base 10, height according to bed board 1 moves, use motor 5 driving gearboxs 4, drive feed screw nut 2 by gear-box 4, drive leading screw 3 by feed screw nut 2, leading screw 3 drives bed board 1 and does vertical displacement movement.This mechanism can realize CT or MR(nuclear magnetic resonance, NMR) required large stroke requirement, but it is inner that motor 5 is installed in the double shear knife structure of expansion bracket 30, the too little shortcomings such as maintenance that are unfavorable for of Existential Space, simultaneously also need to customize gear-box 4 and ut socket 6, a whole set of vertical drive structure is comparatively complicated, and cost is also higher.
The utility model content
Technical problem to be solved in the utility model provides a kind of sick bed vertical lifting mechanism, and is simple in structure, and control is reliable, is convenient to installation and maintenance.
This utility model is to solve the problems of the technologies described above the technical scheme that adopts to provide a kind of sick bed vertical lifting mechanism, comprise the expansion bracket, screw mandrel and the motor that are the double shear knife structure, described expansion bracket is fixed between bed board and the base, is provided with leading screw on the described expansion bracket; Wherein, an end of described leading screw links to each other with motor, and the other end is provided with the screw thread that is complementary with the nut that is fixed on the overlapping place of expansion bracket, and cover is connected in the described nut.
Further, described expansion bracket comprises two fixing feet and two movable legs that are arranged on the same side, and one of them fixing feet is fixed on the bed board, and another fixing feet is fixed on the base, a slip foot is fixed on bed board by guide rail, and another slip foot is fixed on the base by guide rail.
Further, an end of described leading screw links to each other with motor by gear-box.
Further, described nut and gear-box are separately fixed at the overlapping place, two centres on the expansion bracket vertical direction.
Further, described nut and gear-box are separately fixed at the overlapping place, two centres on the expansion bracket horizontal direction.
Further, described nut and motor are separately fixed at the overlapping place, two centres on the expansion bracket horizontal direction.
Further, described gear-box is the worm and gear gear-box.
This utility model contrast prior art has following beneficial effect: the sick bed vertical lifting mechanism that this utility model provides, by gear-box directly is connected with leading screw, nut is fixed on the overlapping place of expansion bracket, drive leading screw by motor-driven during motion, the leading screw drive nut, nut drives the expansion bracket of whole vertical double shear knife structure and does vertical displacement movement, therefore, this structure can satisfy sick bed large stroke motion in the vertical direction equally, the moment that moves both vertically is also stablized relatively easy to control, in addition, motor can be installed in double shear knife structure one side of expansion bracket, has enough spaces to maintain easily personnel and carries out maintenance and debugging work, and simplified the parts design of leading screw drives structure, reduced cost, it is easier to keep in repair.This utility model further is placed on the leading screw drives structure centre position of whole vertical lifting mechanism, is conducive to improve integrally-built vertical rigidity.
Description of drawings
Fig. 1 is existing sick bed vertical lifting mechanism structural representation;
Fig. 2 is the sick bed vertical lifting mechanism structural representation of this utility model embodiment;
Fig. 3 is the sick bed vertical lifting mechanism structural representation of another embodiment of this utility model.
Among the figure:
1 bed board, 2 feed screw nuts, 3 leading screws
4 gear-boxes, 5 motors, 6 ut sockets
7 guide rails, 8 slip feet, 9 fixing feet
10 bases, 20 nuts, 30 expansion brackets
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Fig. 2 is the sick bed vertical lifting mechanism structural representation of this utility model embodiment.
See also Fig. 2, the sick bed vertical lifting mechanism that this utility model provides comprises the expansion bracket 30 that is the double shear knife structure, screw mandrel 3 and motor 5, expansion bracket 30 in the vertical directions are the double shear knife structure, " V " shape structure that is in the horizontal direction two intersections, the overlapping place of two " V-arrangements " is fixed, expansion bracket 30 is fixedly connected between bed board 1 and base 10, comprise two fixing feet 9 and two movable legs 8 of being arranged on the same side, one of them fixing feet 9 is fixed on the bed board 1, another fixing feet 9 is fixed on the base 10, a slip foot 8 is fixed on bed board 1 by guide rail 7, another slip foot 8 is fixed on the base 10 by guide rail 7, can move according to the height of bed board 1.Be provided with leading screw 3 on the expansion bracket 30; One end of leading screw 3 links to each other with motor 5 by gear-box 4, and the other end is provided with the screw thread that is complementary with the nut 20 that is fixed on the overlapping place of expansion bracket, and cover is connected in the nut 20.Preferably, nut 20 and gear-box 4 are separately fixed at the overlapping place, two centres on expansion bracket 30 vertical directions, be two two overlapping places that " V " shape structure forms on the horizontal direction, it is all passable that motor 5 and gear-box 4 are arranged on the overlapping place of upside or downside, and gear-box 4 is the worm and gear gear-box.
Fig. 3 is the sick bed vertical lifting mechanism structural representation of another embodiment of this utility model.
See also Fig. 3, as different from Example 1, present embodiment is separately fixed at overlapping place, two centres on expansion bracket 30 horizontal directions with nut 20 and motor 5, be the end points of two " V " shape structures on the horizontal direction, motor 5 directly is connected with leading screw 3 or by gear-box 4 are connected with leading screw connection all can, on the left of motor 5 is arranged on or the overlapping place on right side is all passable.
The sick bed vertical lifting mechanism specific works principle that this utility model provides is as follows: pass through motor 5 driving gearboxs 4 during motion, gear-box 4 drives leading screw 3, leading screw 3 drive nuts 2, because nut 2 is fixed on the expansion bracket 30, therefore leading screw 3 drive nuts 2 drive whole sick bed 1 with vertical scissor construction expansion bracket 30 and do vertical displacement movement, therefore, this structure can satisfy sick bed large stroke motion in the vertical direction equally, the moment that moves both vertically is also stablized relatively easy to control, in addition, motor 5 can be installed in double shear knife structure one side of expansion bracket 30, there are enough spaces to maintain easily personnel and carry out maintenance and debugging work, and simplified the parts design of leading screw drives structure, and reduced cost, it is easier to keep in repair.This utility model further is placed on the leading screw drives structure centre position of whole vertical lifting mechanism, is conducive to improve integrally-built vertical rigidity.
Although this utility model discloses as above with preferred embodiment; so it is not to limit this utility model; any those skilled in the art; within not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (7)
1. a sick bed vertical lifting mechanism comprises the expansion bracket (30), screw mandrel (3) and the motor (5) that are the double shear knife structure, and described expansion bracket (30) is fixed between bed board (1) and the base (10), is provided with leading screw (3) on the described expansion bracket (30); It is characterized in that an end of described leading screw (3) links to each other with motor (5), the other end is provided with the screw thread that is complementary with the nut that is fixed on the overlapping place of expansion bracket (20), and cover is connected in the described nut (20).
2. sick bed vertical lifting mechanism as claimed in claim 1, it is characterized in that, described expansion bracket (30) comprises two fixing feet (9) and two movable legs (8) that are arranged on the same side, one of them fixing feet (9) is fixed on the bed board (1), another fixing feet (9) is fixed on the base (10), a slip foot (8) is fixed on bed board (1) by guide rail (7), and another slip foot (8) is fixed on the base (10) by guide rail (7).
3. sick bed vertical lifting mechanism as claimed in claim 1 is characterized in that, an end of described leading screw (3) links to each other with motor (5) by gear-box (4).
4. sick bed vertical lifting mechanism as claimed in claim 3 is characterized in that, described nut (20) and gear-box (4) are separately fixed at the overlapping place, two centres on expansion bracket (30) vertical direction.
5. sick bed vertical lifting mechanism as claimed in claim 3 is characterized in that, described nut (20) and gear-box (4) are separately fixed at the overlapping place, two centres on expansion bracket (30) horizontal direction.
6. sick bed vertical lifting mechanism as claimed in claim 1 is characterized in that, described nut (20) and motor (5) are separately fixed at the overlapping place, two centres on expansion bracket (30) horizontal direction.
7. such as each described sick bed vertical lifting mechanism of claim 1～6, it is characterized in that described gear-box (4) is the worm and gear gear-box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220298176 CN202776342U (en) | 2012-06-22 | 2012-06-22 | Vertical lifting mechanism for sickbed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220298176 CN202776342U (en) | 2012-06-22 | 2012-06-22 | Vertical lifting mechanism for sickbed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202776342U true CN202776342U (en) | 2013-03-13 |
Family
ID=47803704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220298176 Expired - Lifetime CN202776342U (en) | 2012-06-22 | 2012-06-22 | Vertical lifting mechanism for sickbed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202776342U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176675A (en) * | 2013-10-30 | 2014-12-03 | 上海联影医疗科技有限公司 | Retractable supporting structure and hospital bed lifting mechanism |
| CN113064197A (en) * | 2021-03-23 | 2021-07-02 | 海南核康科技有限公司 | Device for detecting nuclear medicine PETCT performance with high precision |
-
2012
- 2012-06-22 CN CN 201220298176 patent/CN202776342U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176675A (en) * | 2013-10-30 | 2014-12-03 | 上海联影医疗科技有限公司 | Retractable supporting structure and hospital bed lifting mechanism |
| CN104176675B (en) * | 2013-10-30 | 2015-06-10 | 上海联影医疗科技有限公司 | Retractable supporting structure and hospital bed lifting mechanism |
| CN113064197A (en) * | 2021-03-23 | 2021-07-02 | 海南核康科技有限公司 | Device for detecting nuclear medicine PETCT performance with high precision |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202785469U (en) | Vertical transmission mechanism based on lead screw | |
| CN202173545U (en) | Lifting movement driving device for examination bed, examination bed and medical equipment | |
| CN103027817A (en) | Bed board driving mechanism, hospital bed and patient imaging and conveying equipment | |
| CN204446329U (en) | A kind of medical operation moving bed installing elevating mechanism | |
| CN101496721B (en) | Examining bed | |
| CN101774040A (en) | Indexing slotter | |
| CN102774781A (en) | Movable type reverse self-locking lift platform | |
| CN108125689B (en) | CT scanning bed | |
| CN202776342U (en) | Vertical lifting mechanism for sickbed | |
| CN111265375A (en) | Household multifunctional bed with adjustable posture for old people | |
| CN202761293U (en) | X-ray photography suspension apparatus | |
| CN203263417U (en) | Lifting driving device for examination bed and X-ray imaging system | |
| CN109393763B (en) | Goods shelf capable of automatically adjusting height and goods storage device | |
| CN204446486U (en) | A kind of medical operation fixed bed | |
| CN201150540Y (en) | Vertical movement device for examining bed | |
| CN203564254U (en) | CT scanning-circle movable machine rack | |
| CN103565466A (en) | Drive structure of scissor support bed | |
| CN203354560U (en) | CT (Computed Tomography) examining table | |
| CN205251030U (en) | Crib bottom elevating gear | |
| CN204446419U (en) | A kind of elevating mechanism of medical operation fixed bed | |
| CN210384225U (en) | Medical electric transfer bed with bidirectional output plate | |
| CN202891921U (en) | Nuclear magnetism imaging system automatic patient scanning bed | |
| CN203735245U (en) | Lift type pet nursing platform convenient to fix and position | |
| CN203252648U (en) | Elevation type electric bed used for magnetic resonance | |
| CN204446330U (en) | A kind of medical operation moving bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201815 No. 1180 Xingxian Road, Jiading Industrial Zone, Jiading District, Shanghai Patentee after: Shanghai Lianying Medical Technology Co.,Ltd. Address before: 201815 No. 1180 Xingxian Road, Jiading Industrial Zone, Jiading District, Shanghai Patentee before: SHANGHAI UNITED IMAGING HEALTHCARE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |