CN202776341U - Horizontal transmission device for hospital bed - Google Patents
Horizontal transmission device for hospital bed Download PDFInfo
- Publication number
- CN202776341U CN202776341U CN 201220297379 CN201220297379U CN202776341U CN 202776341 U CN202776341 U CN 202776341U CN 201220297379 CN201220297379 CN 201220297379 CN 201220297379 U CN201220297379 U CN 201220297379U CN 202776341 U CN202776341 U CN 202776341U
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- China
- Prior art keywords
- belt
- driving wheel
- motor
- sick bed
- bed board
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- Expired - Lifetime
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Abstract
The utility model discloses a horizontal transmission device for a hospital bed. The horizontal transmission device for the hospital bed comprises a belt, a driving wheel and an electromotor. The electromotor is connected with the driving wheel, and the belt is connected with the driving wheel in a sliding mode, wherein two ends of the belt are provided with openings and the belt is arranged below a bed board. The electromotor is fixedly connected on the bed board through a support, tensioning wheels are arranged on two sides of the driving wheel, and the tensioning wheels are connected with the belt through gears in a meshing mode. The belt with the openings at the two ends is adopted to achieve the horizontal motion of the hospital bed through the tensioning wheels, the length of the belt is reduced, the mechanical motion accuracy of the device is improved, and besides the horizontal transmission device for the hospital bed is simple in structure, convenient to install and low in cost.
Description
Technical field
This utility model relates to a kind of horizontal actuating device, relates in particular to a kind of horizontal actuating device for sick bed.
Background technology
Armarium comprises the CT(computed tomography), the scanning of PET-CT(positron emission tomography), linear acceleratoies etc. need all to check that sick bed comes supporting patient, and need realization to check the motion of each degree of freedom of sick bed.For sick bed motion in the horizontal direction, wish that the kinematic accuracy that can reach is as far as possible high, the machine error that horizontal mechanical drives is as far as possible little.
The existing horizontal drive mechanism that is used for sick bed mainly contains following two kinds:
1) the first mechanism drives by leading screw and realizes the bed board horizontal movement, as shown in Figure 1, one end of leading screw 2 is fixed on the bed board 1 by bearing 5, the other end links to each other with motor 3 by driving gearbox 4, and be fixedly linked by adapter 6 and bed board 1, use the leading screw 2 of motor-driven horizontal positioned, drive bed board 1 by leading screw 2 and do horizontal movement.This mechanism can realize the high-precision requirement that CT is required, but have that the leading screw cost is higher, the problem such as noise was larger when difficulty, high-speed motion were installed relatively in the leading screw adjustment.
2) the second mechanism is the motion that the direct device of placing synchronous belt is realized the sick bed horizontal direction under bed board.As shown in Figure 2, this mechanism uses a sealing synchronous belt to be connected with sick bed, be that belt 8 links to each other by adapter 6 with bed board 1, one end of belt 8 links to each other with locating wheel 9, and the other end links to each other with driving wheel 7, drives sick bed by motor 3 driving synchronous belts and does horizontal movement, this agency cost is lower, easy for installation, but bring the strain of belt itself larger owing to synchronous belt is long, thus can lose the part of horizontal kinematic accuracy.In order to remedy the loss of significance of belt distortion, generally need the extra encoder that increases to satisfy the required required precision of CT.
Therefore, be necessary the existing horizontal actuating device that is used for sick bed is improved, can realize the required precision that CT is required, simple in structure again, easy for installation, with low cost.
The utility model content
Technical problem to be solved in the utility model provides a kind of horizontal actuating device for sick bed, can satisfy the required required precision of CT, and simple in structure, easy for installation, with low cost.
This utility model is to solve the problems of the technologies described above the technical scheme that adopts to provide a kind of horizontal actuating device for sick bed, comprise belt, driving wheel and motor, described motor links to each other with driving wheel, described belt slides with driving wheel and links to each other, wherein, described belt both ends open and be fixed on bed board below, described motor is fixedly connected on the bed board by support, the both sides of described driving wheel are provided with regulating wheel, and described regulating wheel links to each other by engaged gears with described belt.
Further, described driving wheel and regulating wheel all are fixed on the support.
Further, the two ends of described belt are fixed on respectively the both sides of bed board below by adapter.
Further, described regulating wheel number is two, is symmetrical set the both sides in driving wheel.
This utility model is to solve the problems of the technologies described above another technical scheme that adopts to provide a kind of horizontal actuating device for sick bed, comprise belt, driving wheel and motor, described motor links to each other with driving wheel, described belt slides with driving wheel and links to each other, wherein, described belt both ends open and being fixedly connected on the bed board, described motor are fixed on the bed board below, the both sides of described driving wheel are provided with regulating wheel, and described regulating wheel links to each other by engaged gears with described belt.
Further, the two ends of described belt are fixed on respectively the both sides of bed board by adapter.
Further, described regulating wheel number is two, is symmetrical set the both sides in driving wheel.
This utility model contrast prior art has following beneficial effect: the horizontal actuating device that is used for sick bed that this utility model provides, by motor is fixedly connected on bed board one end by support, the belt two ends are fixed on the below of bed board, belt is by the regulating wheel tensioning of driving wheel both sides, motor can drive driving wheel when rotating, the driving electric machine was done horizontal movement along the belt tension direction when driving wheel rotated, and did horizontal movement thereby drive support and drive sick bed; Perhaps by the belt two ends are fixedly connected on the bed board, motor is fixed on the below of bed board, and motor can drive driving wheel when rotating, and belt is done horizontal movement by the regulating wheel tension direction of driving wheel both sides, does horizontal movement thereby drive sick bed; Because belt is open belt, self length only has half of Fig. 2 scheme, thereby under same travel condition, and himself strain only has half of Fig. 2 scheme, its machine error has also reduced half, so mechanical movement ratio of precision Fig. 2 scheme of this mechanism is doubled.Even in the situation of extra encoder, also can satisfy the required precision of CT scan, and the horizontal transmission structures that this utility model provides is simple, easy for installation, with low cost.
Description of drawings
Fig. 1 is the existing lead screw gear structural representation that is used for sick bed;
Fig. 2 is the existing horizontal transmission structures sketch map that is used for sick bed;
Fig. 3 is the horizontal transmission structures sketch map that this utility model embodiment is used for sick bed;
Fig. 4 is driving wheel and regulating wheel synchronization transmission structure sketch map among Fig. 3;
Fig. 5 is the horizontal transmission structures sketch map that another embodiment of this utility model is used for sick bed.
Among the figure:
1 bed board, 2 leading screws, 3 motor
4 driving gearboxs, 5 bearings, 6 adapters
7 driving wheels, 8 belts, 9 locating wheels
10 regulating wheels, 11 supports
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Embodiment 1
Fig. 3 is the horizontal transmission structures sketch map that this utility model embodiment is used for sick bed; Fig. 4 is driving wheel and regulating wheel Synchronous Transmission sketch map among Fig. 3.
See also Fig. 3 and Fig. 4, the horizontal actuating device that is used for sick bed that present embodiment provides, comprise belt 8, driving wheel 7 and motor 3, one end of motor 3 and driving wheel 7 links to each other, so that motor 3 can drive driving wheel 7 runnings when rotating, belt 8 slides with driving wheel 7 and links to each other, belt 8 both ends opens and be fixed on the both sides, below of bed board 1 by adapter 6, and keep maintaining static, motor 3, driving wheel 7 and regulating wheel 10 all are fixedly connected on the bed board 1 by support 11, and regulating wheel 10 is arranged on the both sides of driving wheel 7.Preferably, the number of regulating wheel 10 is two, be symmetrical set in the both sides of driving wheel 7, the one side of belt 8 is gear-like, link to each other with the first regulating wheel, driving wheel 7 and the second regulating wheel successively, the one side that belt 8 is gear-like links to each other with the engaged gears of regulating wheel 10, so that belt 8 drives support 11, does horizontal movement thereby drive the sick bed that links to each other with support 11.
The horizontal actuating device that is used for sick bed that present embodiment provides, motor 3 is connected to bed board 1 one ends by support 11, motor 3 one ends connect driving wheel 7, belt 8 two ends are fixedly connected on the below of bed board 1, belt 8 is by regulating wheel 10 tensionings of driving wheel 7 both sides, motor 3 can drive driving wheel 7 runnings when rotating, because belt 8 self two ends are fixed, can the driving electric machine when driving wheel 7 rotates 3 do horizontal movement along the belt tension direction, do horizontal movement thereby drive support 11 and drive sick bed.
Fig. 5 is the horizontal transmission structures sketch map that another embodiment of this utility model is used for sick bed.
Please refer to Fig. 5, the horizontal actuating device that is used for sick bed that present embodiment provides, comprise belt 8, driving wheel 7 and motor 3, one end of motor 3 and driving wheel 7 links to each other, so that motor 3 can drive driving wheel 7 runnings when rotating, belt 8 slides with driving wheel 7 and links to each other, belt 8 both ends opens and be fixedly connected on the bed board 1 by adapter 6, motor 3, driving wheel 7 and regulating wheel 10 are fixed on the below of bed board 1, and keep not mobile, and regulating wheel 10 is arranged on the both sides of driving wheel 7.Preferably, the number of regulating wheel 10 is two, be symmetrical set in the both sides of driving wheel 7, the one side of belt 8 is gear-like, slide with the first regulating wheel, driving wheel 7 and the second regulating wheel successively and link to each other, the one side that belt 8 is gear-like links to each other with the engaged gears of regulating wheel 10, so that belt 8 band movement connectors 6 are done horizontal movement thereby drive the sick bed that links to each other with adapter 6.
The horizontal actuating device that is used for sick bed that present embodiment provides, belt 8 two ends are fixedly connected on the bed board 1, motor 3 is fixed on the below of bed board 1, motor 3 can drive driving wheel 7 when rotating, belt is by regulating wheel 10 tensionings of driving wheel 7 both sides, band movement connector 6 is done horizontal movement to belt 8 tension direction, does horizontal movement thereby drive sick bed 1.
The horizontal actuating device that is used for sick bed that above-mentioned two embodiment provide, because belt 8 is open belts, self length only has half of Fig. 2 scheme, thereby under same travel condition, himself strain only has half of Fig. 2 scheme, its machine error has also reduced half, so mechanical movement ratio of precision Fig. 2 scheme of this device is doubled.Even in the situation of extra encoder, also can satisfy the required precision of CT scan.Therefore, compare existing structure, the horizontal actuating device that this utility model provides is easy for installation, and cost is lower, and the kinematic accuracy that can double.
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. horizontal actuating device that is used for sick bed, comprise belt (8), driving wheel (7) and motor (3), described motor (3) links to each other with driving wheel (7), described belt (8) slides with driving wheel (7) and links to each other, it is characterized in that, described belt (8) both ends open and be fixed on bed board (1) below, described motor (3) is fixedly connected on the bed board (1) by support (11), the both sides of described driving wheel (7) are provided with regulating wheel (10), and described regulating wheel (10) links to each other by engaged gears with described belt (8).
2. the horizontal actuating device for sick bed as claimed in claim 1 is characterized in that, described driving wheel (7) and regulating wheel (10) all are fixed on the support (11).
3. the horizontal actuating device for sick bed as claimed in claim 1 is characterized in that, the two ends of described belt (8) are fixed on respectively the both sides of bed board (1) below by adapter (6).
4. such as claim 1,2 or 3 described horizontal actuating devices for sick bed, it is characterized in that described regulating wheel (10) number is two, is symmetrical set in the both sides of driving wheel (7).
5. horizontal actuating device that is used for sick bed, comprise belt (8), driving wheel (7) and motor (3), described motor (3) links to each other with driving wheel (7), described belt (8) slides with driving wheel (7) and links to each other, it is characterized in that, described belt (8) both ends open and being fixedly connected on the bed board (1), described motor (3) is fixed on bed board (1) below, the both sides of described driving wheel (7) are provided with regulating wheel (10), and described regulating wheel (10) links to each other by engaged gears with described belt (8).
6. the horizontal actuating device for sick bed as claimed in claim 5 is characterized in that, the two ends of described belt (8) are fixed on respectively the both sides of bed board (1) by adapter (6).
7. such as claim 5 or 6 described horizontal actuating devices for sick bed, it is characterized in that described regulating wheel (10) number is two, is symmetrical set in the both sides of driving wheel (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297379 CN202776341U (en) | 2012-06-22 | 2012-06-22 | Horizontal transmission device for hospital bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297379 CN202776341U (en) | 2012-06-22 | 2012-06-22 | Horizontal transmission device for hospital bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202776341U true CN202776341U (en) | 2013-03-13 |
Family
ID=47803703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220297379 Expired - Lifetime CN202776341U (en) | 2012-06-22 | 2012-06-22 | Horizontal transmission device for hospital bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202776341U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105380674A (en) * | 2015-12-11 | 2016-03-09 | 沈阳东软医疗系统有限公司 | Scanning bed control device and imaging diagnosis equipment |
| CN108272454A (en) * | 2018-03-13 | 2018-07-13 | 上海东软医疗科技有限公司 | It is scanning bed and with the scanning bed medical imaging equipment |
| CN109350093A (en) * | 2018-12-07 | 2019-02-19 | 余姚德诚科技咨询有限公司 | It receives position and changes platform |
-
2012
- 2012-06-22 CN CN 201220297379 patent/CN202776341U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105380674A (en) * | 2015-12-11 | 2016-03-09 | 沈阳东软医疗系统有限公司 | Scanning bed control device and imaging diagnosis equipment |
| US10130315B2 (en) | 2015-12-11 | 2018-11-20 | Shenhang Neusoft Medical Systems Co., Ltd. | Scanning bed control apparatus of medical imaging equipment |
| CN108272454A (en) * | 2018-03-13 | 2018-07-13 | 上海东软医疗科技有限公司 | It is scanning bed and with the scanning bed medical imaging equipment |
| US11246544B2 (en) | 2018-03-13 | 2022-02-15 | Neusoft Medical Systems Co., Ltd. | Scanning table and medical imaging equipment including scanning table |
| CN109350093A (en) * | 2018-12-07 | 2019-02-19 | 余姚德诚科技咨询有限公司 | It receives position and changes platform |
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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 |