CN202776546U - Angle measurement type vertical inclined test bed - Google Patents
Angle measurement type vertical inclined test bed Download PDFInfo
- Publication number
- CN202776546U CN202776546U CN2012203592360U CN201220359236U CN202776546U CN 202776546 U CN202776546 U CN 202776546U CN 2012203592360 U CN2012203592360 U CN 2012203592360U CN 201220359236 U CN201220359236 U CN 201220359236U CN 202776546 U CN202776546 U CN 202776546U
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- potentiometer
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- bed frame
- underframe
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Abstract
The utility model relates to an angle measurement type vertical inclined test bed. A bed body of the vertical inclined test bed comprises an underframe and an upper bed frame, the underframe is provided with a transverse mandrel, the upper bed frame is rotationally connected to the mandrel, two mutually meshed gears are arranged on the underframe and the upper bed frame respectively, and one gear is arranged on a rotating shaft of a first potentiometer which is fixedly arranged on the underframe or the upper bed frame. By the aid of the potentiometer arranged between the upper bed frame and the underframe, mechanical displacement of an inclination angle of the upper bed frame can be converted to an electric signal to be transmitted to a measuring and control device, so that an accurate value of the inclination angle of the upper bed frame can be obtained, and accuracy of test results is guaranteed.
Description
Technical field
This utility model is the armarium of patients with vasovagal syncope being diagnosed about a kind of, relates in particular to a kind of angular surveying formula upright slanting testing bed for diagnosis VVS disease.
Background technology
Head-up tilt test is the important method of present internationally recognized diagnosis and differential diagnosis VVS, is applied to more and more widely clinical.The upright slanting testing bed of specialty not only provides reliable, safe, feasible experimental condition for head-up tilt experiment, also explore head-up tilt test and VVS (VVS) for the experts and scholars in this field the research of correlated condition but operating platform is provided.
Such as Fig. 4～shown in Figure 8, existing upright slanting testing bed 9 includes a body 91, bed surface 92 and for the upright pedal 93 of experimenter, the bed body is controlled various angles of inclination by electronically controlled motor, when the experimenter has positive sign, upright slanting testing bed will provide quick falling function, can the guarantee test person in 10 seconds, in the situation of arbitrary inclination state, fall back to dorsal position, the assurance of life security is provided for the experimenter.As shown in the figure, described bed body 91 is by underframe 911 and can consist of along the bed frame 913 that the rotating shaft 912 on the underframe 911 is rotated, and described rotating shaft 912 is along underframe 911 horizontally sets; Be provided with the slide rail 9131 of vertical setting at bed frame 913, slide rail 9131 is provided with slide block 9132, vertically be provided with air spring 94 away from rotating shaft 912 1 sides along bed frame 913 at slide block 9132, air spring 94 1 ends are fixedly connected on bed frame 913, and air spring 94 other ends are connected in slide block 9132; Contiguous rotating shaft 912 1 sides of slide block vertically are provided with linear electric motors 95 along bed frame 913, and linear electric motors 95 1 ends are connected in underframe 911, and linear electric motors 95 other ends are connected in slide block 9132;
When linear electric motors 95 are opened in control, linear electric motors 95 promote slide block 9132, because slide block 9132 opposite sides are provided with air spring 94, this moment, the thimble 941 of unblanking of air spring 94 was in the closed position, whole air spring 94 is in non-telescope state, air spring 94 is still on the slide rail 9131 slide block 9132 and can not slides along slide rail 9131, thus, slide block 9132 promotes slide rail 9131 and then promotes bed frame 913 along rotating shaft 912 rotations and bed frame 913 is slowly risen, after bed frame 913 arrives predetermined angular, stop linear electric motors 95, as shown in Figure 8, bed frame 913 fixing under an angle of inclination state (bed frame 913 can turn to and is 90 degree erectilities); When needs bed frame 913 recovers level, open the thimble 941 of unblanking of air spring 94, make air spring 94 be in released state, at this moment, air spring 94 can carry out stretching motion at External Force Acting, under experimenter's action of gravity, slide block 9132 is 94 1 side fast moving along slide rail 9131 to air spring, and bed frame 913 is fallen after rise fast to horizontal level.
When utilizing upright slanting testing bed that the experimenter is carried out the VVS test, need to provide accurate angle of inclination value in each position that tilts to test bed, to guarantee the accuracy of test result.In existing structure, the angle of inclination value measurement mechanism is made of angle dial and respective pointer; Described angle dial is arranged on the bed frame sidewall, the angle dial center arranges a pointer by action of gravity (the cursor arrow direction is forever downward), when the bed frame rise is in an obliquity, the angle dial position change is determined angle of inclination value at this moment by the variable angle of angle dial and pointer.But there is larger error in the angle of inclination value that is drawn by this method of existing structure, can't guarantee the accuracy of VVS test result.
Thus, the inventor relies on experience and the practice of being engaged in for many years relevant industries, proposes a kind of angular surveying formula upright slanting testing bed, to overcome the defective of prior art.
The utility model content
The purpose of this utility model is to provide a kind of angular surveying formula upright slanting testing bed, and the accurate angle of test bed in each position that tilts can be provided, to guarantee the accuracy of test result.
The purpose of this utility model is achieved in that a kind of angular surveying formula upright slanting testing bed, and the bed body of this upright slanting testing bed is made of underframe and bed frame; Described underframe is provided with the axle of horizontally set, and described bed frame is rotationally connected with axle; Be respectively equipped with two pitch wheels at described underframe and bed frame, wherein a gear is arranged in the rotating shaft of one first potentiometer; Described the first potentiometer is fixedly installed on underframe or the bed frame.
In a preferred embodiments of the present utility model, be fixed with one first gear on the described axle, be fixedly installed described the first potentiometer on the bed frame of described axle one side, the rotating shaft of this first potentiometer is provided with the second gear; Described the first gear is meshed with the second gear.
In a preferred embodiments of the present utility model, described underframe is made of fixed mount and crane; Be provided with the double rocking lever that be arranged in parallel between described fixed mount and the crane, consist of a parallel endplay device by double rocking lever, fixed mount and crane; Described double rocking lever is by a straight line motor-driven; Be respectively equipped with two pitch wheels at fixed mount and the rocking bar that is rotationally connected with it, wherein a gear is arranged in the rotating shaft of one second potentiometer; Described the second potentiometer is fixedly installed on fixed mount or this rocking bar.
In a preferred embodiments of the present utility model, wherein the central shaft position of this rocking bar is fixed with the 3rd gear with the rotation of rocking bar central shaft, is fixed with the second potentiometer on the described fixed mount, and the rotating shaft of this second potentiometer is provided with the 4th gear; Described the 3rd gear is meshed with the 4th gear.
In a preferred embodiments of the present utility model, described the first potentiometer and the second potentiometer are conductive plastic potentiometer.
In a preferred embodiments of the present utility model, described the first potentiometer and the second potentiometer are precision potentiator.
In a preferred embodiments of the present utility model, described the first potentiometer and the second potentiometer are electrically connected with a measure and control device.
In a preferred embodiments of the present utility model, the bed frame that is positioned at axle one side is provided with the slide rail of vertical setting, and slide rail is provided with slide block, and the slide rail below is provided with the linear electric motors that rise and fall by the slider-actuated bed frame.
From the above mentioned, this utility model arranges potentiometer between bed frame and underframe, the mechanical displacement at bed frame angle of inclination can be converted to the signal of telecommunication and send measure and control device to, can obtain thus the exact value at bed frame angle of inclination, guarantee the accuracy of test result.
Description of drawings
The following drawings only is intended to this utility model done and schematically illustrates and explain, does not limit scope of the present utility model.Wherein:
Fig. 1: be the main TV structure sketch map of this utility model angular surveying formula upright slanting testing bed.
Fig. 2: be the plan structure sketch map of this utility model angular surveying formula upright slanting testing bed.
Fig. 3: be the perspective view of this utility model angular surveying formula upright slanting testing bed.
Fig. 4: be the main TV structure sketch map of existing upright slanting testing bed.
Fig. 5: be the plan structure sketch map of existing upright slanting testing bed.
Fig. 6: be the side-looking structural representation of existing upright slanting testing bed.
Fig. 7: be the perspective view of existing upright slanting testing bed.
Fig. 8: the structural representation that is in obliquity for existing upright slanting testing bed.
The specific embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast the description of drawings specific embodiment of the present utility model.
Such as Fig. 1～shown in Figure 3, the utility model proposes a kind of angular surveying formula upright slanting testing bed 100, the bed body of this upright slanting testing bed 100 is made of underframe 1 and bed frame 2; Described underframe 1 is made of the crane 12 of fixed mount 11 and its top; Be provided with the double rocking lever 13,14 that be arranged in parallel between described fixed mount 11 and the crane 12, consist of a parallel endplay device by double rocking lever 13,14, fixed mount 11 and crane 12; Described double rocking lever 13,14 is driven by a straight line motor 15; The crane 12 of described underframe 1 is provided with the axle 121 of horizontally set, and described bed frame 2 is rotationally connected with axle 121; The bed frame 2 that is positioned at axle 121 1 sides is provided with the slide rail 21 of vertical setting, and slide rail 21 is provided with slide block 22, and slide rail 21 belows are provided with by slide block 22 and drive the linear electric motors 3 that bed frame 2 rises and falls; Described linear electric motors 3 can arrange one or more, and when linear electric motors 3 were set, these linear electric motors 3 one ends were connected with underframe 1 (crane 12), and linear electric motors 3 other ends are connected with slide block 22; Be respectively equipped with two pitch wheels at described underframe 1 and bed frame 2, wherein a gear is arranged in the rotating shaft of one first potentiometer 4; Described the first potentiometer 4 is fixedly installed on underframe 1 or the bed frame 2.In the present embodiment, be fixed with one first gear 41 on the described axle 121, be fixedly installed described the first potentiometer 4 on the bed frame 2 of described axle 121 opposite sides, the rotating shaft of this first potentiometer 4 is provided with the second gear 42; Described the first gear 41 is meshed with the second gear 42.Described the first potentiometer 4 is electrically connected with a measure and control device (not shown).
When linear electric motors 3 drive bed frame 2 around axle 121 rotation, the transmission that is meshed with the second gear 42 of the first gear 41, because the first gear 41 maintains static, the second gear 42 is in 41 revolution of the first gear, also rotate around the rotating shaft of himself, the second gear 42 drives the brush rotation of the first potentiometer 4 by the rotating shaft of the first potentiometer 4, the resistance value of the first potentiometer 4 outputs is changed, and then obtain the magnitude of voltage of a variation, this magnitude of voltage can corresponding angle value, can obtain thus the accurate angle of bed frame obliquity.
From the above mentioned, this utility model arranges potentiometer between bed frame and underframe, the mechanical displacement at bed frame angle of inclination can be converted to the signal of telecommunication and send measure and control device to, can obtain thus the exact value at bed frame angle of inclination, guarantee the accuracy of test result.
Further, as shown in Figure 1 and Figure 2, be respectively equipped with two pitch wheels at fixed mount 11 and the rocking bar 14 that is rotationally connected with it, wherein a gear is arranged in the rotating shaft of one second potentiometer 5; Described the second potentiometer is fixedly installed on fixed mount 11 or this rocking bar 14.In the present embodiment, wherein the central shaft position of this rocking bar 14 is fixed with the 3rd gear 51 with the rotation of rocking bar 14 central shafts, is fixedly installed described the second potentiometer 5 on the described fixed mount 11, and the rotating shaft of this second potentiometer 5 is provided with the 4th gear 52; Described the 3rd gear 51 is meshed with the 4th gear 52.Described the second potentiometer 5 is electrically connected with described measure and control device (not shown).
When linear electric motors 15 drive rocker 13,14 slowly rise crane 12, rocking bar 14 rotates around its central shaft, driving the 4th gear 52 by the 3rd gear 51 rotates, the 4th gear 52 drives the brush rotation of the second potentiometer 5 by the rotating shaft of the second potentiometer 5, the resistance value of the second potentiometer 5 outputs is changed, and then obtain the magnitude of voltage of a variation, this magnitude of voltage can corresponding angle value, be converted to corresponding linear displacement amount by this angle value again, can obtain thus the height value that crane rises.
In this utility model, adopt potentiometer to cooperate accurate linkage gear, can gather accurately the angle of inclination of bed frame and the height of crane, to guarantee the accuracy of test result.
Described the first potentiometer 4 and the second potentiometer 5 are conductive plastic potentiometer, or are precision potentiator.
Conductive plastic potentiometer performance in the present embodiment is as follows:
Independent linearity (%) 0.1
The theoretical electric anglec of rotation 345 ± 2 (°)
The resolving power theory unlimited
Insulation resistance (M Ω) 〉=1000 (500VDC)
Temperature-coefficient of electrical resistance≤± 400 (ppm/c)
Impact 50g 11ms resistance variations≤± 2%
Dielectric withstanding voltage (V) 500
Output smoothness (%) 〉=0.05
The rotary load life-span (circle) 50 * 106 (400r/min is every the 15min counter-rotating)
Operating temperature range-55-+125 (℃)
Conductive plastic potentiometer can convert the mechanical displacement of angle and height to the signal of telecommunication, and the independent linearity of potentiometer can reach 0.1%, and the rotary load life-span can reach 50 * 10
6' can precisely and for a long time gather angle and height change.
The above only is the schematic specific embodiment of this utility model, is not to limit scope of the present utility model.Any those skilled in the art, the equivalent variations of having done under the prerequisite that does not break away from design of the present utility model and principle and modification all should belong to the scope that this utility model is protected.
Claims (8)
1. angular surveying formula upright slanting testing bed, the bed body of this upright slanting testing bed is made of underframe and bed frame; Described underframe is provided with the axle of horizontally set, and described bed frame is rotationally connected with axle; It is characterized in that: be respectively equipped with two pitch wheels at described underframe and bed frame, wherein a gear is arranged in the rotating shaft of one first potentiometer; Described the first potentiometer is fixedly installed on underframe or the bed frame.
2. angular surveying formula upright slanting testing bed as claimed in claim 1, it is characterized in that: be fixed with one first gear on the described axle, be fixedly installed described the first potentiometer on the bed frame of described axle one side, the rotating shaft of this first potentiometer is provided with the second gear; Described the first gear is meshed with the second gear.
3. angular surveying formula upright slanting testing bed as claimed in claim 1, it is characterized in that: described underframe is made of fixed mount and crane; Be provided with the double rocking lever that be arranged in parallel between described fixed mount and the crane, consist of a parallel endplay device by double rocking lever, fixed mount and crane; Described double rocking lever is by a straight line motor-driven; Be respectively equipped with two pitch wheels at fixed mount and the rocking bar that is rotationally connected with it, wherein a gear is arranged in the rotating shaft of one second potentiometer; Described the second potentiometer is fixedly installed on fixed mount or this rocking bar.
4. angular surveying formula upright slanting testing bed as claimed in claim 3, it is characterized in that: wherein the central shaft position of this rocking bar is fixed with the 3rd gear with the rotation of rocking bar central shaft, be fixed with the second potentiometer on the described fixed mount, the rotating shaft of this second potentiometer is provided with the 4th gear; Described the 3rd gear is meshed with the 4th gear.
5. angular surveying formula upright slanting testing bed as claimed in claim 1 or 2, it is characterized in that: described the first potentiometer and the second potentiometer are conductive plastic potentiometer.
6. angular surveying formula upright slanting testing bed as claimed in claim 1 or 2, it is characterized in that: described the first potentiometer and the second potentiometer are precision potentiator.
7. angular surveying formula upright slanting testing bed as claimed in claim 1 or 2, it is characterized in that: described the first potentiometer and the second potentiometer are electrically connected with a measure and control device.
8. angular surveying formula upright slanting testing bed as claimed in claim 1, it is characterized in that: the bed frame that is positioned at axle one side is provided with the slide rail of vertical setting, and slide rail is provided with slide block, and the slide rail below is provided with the linear electric motors that rise and fall by the slider-actuated bed frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203592360U CN202776546U (en) | 2012-07-23 | 2012-07-23 | Angle measurement type vertical inclined test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203592360U CN202776546U (en) | 2012-07-23 | 2012-07-23 | Angle measurement type vertical inclined test bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202776546U true CN202776546U (en) | 2013-03-13 |
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ID=47803907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203592360U Expired - Lifetime CN202776546U (en) | 2012-07-23 | 2012-07-23 | Angle measurement type vertical inclined test bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202776546U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174046A (en) * | 2019-06-05 | 2019-08-27 | 迈柯唯医疗设备(苏州)有限公司 | A kind of operating bed table top angle measuring mechanism |
| CN110227014A (en) * | 2018-03-06 | 2019-09-13 | 广东凯洋医疗科技集团有限公司 | A kind of bed body incline structure of medical treatment bed body single motor push rod |
| GB2592956A (en) * | 2020-03-11 | 2021-09-15 | Elekta ltd | Rotatable patient positioning apparatus |
-
2012
- 2012-07-23 CN CN2012203592360U patent/CN202776546U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227014A (en) * | 2018-03-06 | 2019-09-13 | 广东凯洋医疗科技集团有限公司 | A kind of bed body incline structure of medical treatment bed body single motor push rod |
| CN110174046A (en) * | 2019-06-05 | 2019-08-27 | 迈柯唯医疗设备(苏州)有限公司 | A kind of operating bed table top angle measuring mechanism |
| GB2592956A (en) * | 2020-03-11 | 2021-09-15 | Elekta ltd | Rotatable patient positioning apparatus |
| GB2592956B (en) * | 2020-03-11 | 2022-07-27 | Elekta ltd | Rotatable patient positioning apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
|
| CX01 | Expiry of patent term |