CN203988066U - Sebum thickness measurement equipment - Google Patents
Sebum thickness measurement equipment Download PDFInfo
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- CN203988066U CN203988066U CN201420481486.0U CN201420481486U CN203988066U CN 203988066 U CN203988066 U CN 203988066U CN 201420481486 U CN201420481486 U CN 201420481486U CN 203988066 U CN203988066 U CN 203988066U
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Abstract
A kind of sebum thickness measurement equipment, comprising: main support is provided with on main support: two pressure arms, and two pressure arm gears that are connected respectively with two pressure arms, two pressure arm gears are intermeshing; Pressing plate, by connecting rod and two pressure arm gears, one of them is connected; Back-moving spring, is arranged on main support, and is connected with wherein another of two pressure arm gears; On main support, be also provided with potentiometer gear and potentiometer, potentiometer gear and two one of them toe joints of pressure arm gear, potentiometer is connected with potentiometer gear; Data acquisition display panel, is connected with potentiometer and is arranged on beyond main support or on main support; Power supply, for data acquisition display panel provides electric weight and is arranged on beyond main support or on main support; Wherein, two pressure arms open, and the rotation of pressure arm gear driven potentiometer gear increases potentiometer output voltage, after data acquisition display panel Real-time Collection potentiometer output voltage signal conversion, shows.
Description
Technical field
This utility model relates to a kind of sebum thickness measurement equipment, belongs to medical instruments field.
Background technology
Measuring Your Majesty's fat thickness is the important means of weighing body fat degree.The general trend of current mankind health status development is that average life extends, senile disease ratio rises, except curing the disease, conscious and take exercises on one's own initiative and become social trend, in this case, make people can understand easily the health status of oneself and take specific aim measure necessary, it is exactly one of them important content that body fat situation is measured, and this problem is also of practical significance for pilot and athletic selection.By convention, everybody often judges obese degree from measuring body weight, this is actually inaccurate, for example, to same person, weigh oneself if will deduct one, can take the method for going on a diet also can take the method for motion, by a kind of front method, may deduct the sebum of 3/4 pound and the lean meat of 1/4 pound, may deduct the subcutaneous fat of 1.25 pounds and increase the lean meat of 1/4 pound by a kind of rear method, effect difference is very large.
In order directly to measure sebum thickness, in prior art, conventional method is the fixture utilizing with spring and mechanical tuning drive gear dial plate, concrete measuring method is, the two ends of the jig of a jaw type are clamped to one deck sebum of seizing from people's body surface detected part, the thickness that is provided subcutaneous fat according to the size of chucking opening by pointer gauge outfit, the major defect of this sebum measuring device is: (1) is not easy fat to seize completely in the situation that skin is very tight; (2), because this device belongs to machinery, use and there will be for a long time the loosening measurement error that causes of machinery later; (3) be to read the data on graduated disc by human eye owing to reading sebum thickness measure result, have the collimation error, cause measurement result inaccurate.
Utility model content
Technical problem to be solved in the utility model is, provide a kind of sebum thickness measurement equipment for the deficiencies in the prior art, utilize the variation of potentiometer output voltage, and convert digital signal to after gathering this voltage signal, in display, show, improve testing precision.
Technical problem to be solved in the utility model is achieved by the following technical solution:
A kind of sebum thickness measurement equipment, comprising: main support is provided with on main support:
Two pressure arms, with two pressure arm gears that described two pressure arms are connected respectively, two pressure arm gears are intermeshing; Pressing plate, by connecting rod and two pressure arm gears, one of them is connected; Back-moving spring, is arranged on described main support, and is connected with wherein another of two pressure arm gears; On main support, be also provided with potentiometer gear and potentiometer, described potentiometer gear and two one of them toe joints of pressure arm gear, described potentiometer is connected with potentiometer gear; Data acquisition display panel, is connected with described potentiometer and is arranged on beyond main support or on main support; Power supply, for described data acquisition display panel provides electric weight and is arranged on beyond main support or on main support; Wherein, two described pressure arms open, and the rotation of pressure arm gear driven potentiometer gear increases potentiometer output voltage, after described data acquisition display panel Real-time Collection potentiometer output voltage signal conversion, shows.
Better, one end of described back-moving spring is connected with described pressure arm gear by release link; The other end is connected with adjusting nut by spring connecting rod, regulates back-moving spring length by adjusting nut, regulates pressure size between two pressure arms.
Better, described sebum thickness measurement equipment also comprises: support and two shells, and two described shells are buckled into a seal cavity, and described main support and support are separately fixed on shell by fixed screw, and are positioned at seal cavity; Described power supply is arranged on this support or on any one shell; Described data acquisition display panel is arranged on this support or on any one shell.
Better, the top contacting with human body at two described pressure arms is respectively equipped with rotation briquetting.
Sebum thickness measurement equipment of the present utility model, utilizes the variation of potentiometer output voltage, and converts digital signal to after gathering this voltage signal, in display, shows, improves testing precision.
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is described in detail.
Brief description of the drawings
Fig. 1 is this utility model sebum thickness measurement equipment structure explosive view;
Fig. 2 is that potentiometer gear rotational angle and pressure arm open the linear function figure between amplitude;
Fig. 3 is the linear function figure between potentiometer gear rotational angle and potentiometer output magnitude of voltage;
Fig. 4 is that pressure arm opens the linear function figure between amplitude and potentiometer output magnitude of voltage;
Fig. 5 is potentiometer output potential circuit schematic diagram.
Detailed description of the invention
Fig. 1 is this utility model sebum thickness measurement equipment structure explosive view, and as shown in Figure 1, this utility model provides a kind of sebum thickness measurement equipment, comprising: main support 1 is provided with on main support 1:
Two pressure arms 11,12, with described two pressure arms 11,12 two pressure arm gears 13,14 that connect respectively, when two pressure arms 11,12 when open, drives two pressure arm gears 13,14 to rotate, two other pressure arm gear 13,14 is intermeshing, and the top contacting with human body at two pressure arms 11,12 is in addition respectively equipped with rotation briquetting 111,121, parallel for ensureing measurement face;
Pressing plate 15, is connected with pressure arm gear 13 by connecting rod 151;
Back-moving spring 16, is arranged on described main support 1, and its one end is also connected with pressure arm gear 14 by release link 162, the other end is connected with adjusting nut 163 by spring connecting rod 161, regulate back-moving spring 16 length by adjusting nut 163, regulate two pressure sizes between pressure arm 11,12;
In addition, on main support 1, be also provided with potentiometer gear 17 and potentiometer 171, described potentiometer gear 17 and pressure arm gear 13 toe joints, described potentiometer 171 is connected with potentiometer gear 17;
Data acquisition display panel 21, be connected with described potentiometer 171 and be arranged on main support 1, support 2 or any one shell 3, but data acquisition display panel 21 in this utility model Fig. 1 is arranged on support 2, those skilled in the art according to actual needs delta data gather the position of display panel 21.
Power supply 31, for described data acquisition display panel 21 provides electric weight and is arranged on main support 1, support 2 or any one shell 3, but power supply 31 in this utility model Fig. 1 is arranged on any one shell 3, those skilled in the art are the position of delta data power supply 31 according to actual needs.
Described shell 3 is two, and these two shells 3 can be buckled into a seal cavity, and described main support 1 and support 2 are separately fixed on shell 3 by fixed screw, and are positioned at seal cavity.
Test process:
In the time regulating pressing plate 15, make pressure arm gear 13,14 drive potentiometer gear 17 to rotate by connecting rod 151, and make two pressure arms 11,12 open a length; Because potentiometer gear 17 is connected with potentiometer 171, therefore in the time that potentiometer gear 17 rotates, the electrical resistance potentiometer gear 17 of potentiometer 171 outfans rotates and increases gradually, known by formula: V=R × I, when potentiometer 171 resistance increase gradually, voltage also increases thereupon gradually so.
The voltage signal of potentiometer 171 outfans of data acquisition display panel 21 Real-time Collections also converts according to voltage signal length numerical value the demonstration that two pressure arms 11,12 open to; The numerical value wherein showing on data acquisition display panel 21 is real time data, and these data are along with the length variations that two pressure arms 11,12 open changes, and when two pressure arm 11,12 stop motions, shows that numerical value also stops changing and shows current length of opening.
According to above-mentioned, an embodiment of the present utility model, as shown in Figure 2, when two pressure arms 11,12 while often opening 75mm, and potentiometer gear 17 has rotated 15 gear teeth angles, as shown in Figure 3, when potentiometer gear 17 has rotated 15 gear teeth angles, potentiometer 171 output end voltages increase 1.5V (wherein 1 angle of gear of every rotation, potentiometer 171 outfan resistance increase 100 Ω, according to formula V=R × I, when potentiometer electric current is 1mA, this potentiometer output voltage increases 0.1V).
As Fig. 4 and with reference to as shown in figure 5, in sum, in the time of the every increase of the voltage 1.5V of potentiometer 171 outfans, two pressure arms 11,12 open 75mm, and data acquisition display panel 21 gathers the magnitude of voltage of potentiometer 171 outfan outputs and demonstrates the length that two pressure arms 11,12 open.
Claims (4)
1. a sebum thickness measurement equipment, comprising: main support is provided with on main support:
Two pressure arms, with two pressure arm gears that described two pressure arms are connected respectively, two pressure arm gears are intermeshing;
Pressing plate, by connecting rod and two pressure arm gears, one of them is connected;
Back-moving spring, is arranged on described main support, and is connected with wherein another of two pressure arm gears;
It is characterized in that, on main support, be also provided with potentiometer gear and potentiometer, described potentiometer gear and two one of them toe joints of pressure arm gear, described potentiometer is connected with potentiometer gear;
Data acquisition display panel, is connected with described potentiometer and is arranged on beyond main support or on main support;
Power supply, for described data acquisition display panel provides electric weight and is arranged on beyond main support or on main support;
Wherein, two described pressure arms open, and the rotation of pressure arm gear driven potentiometer gear increases potentiometer output voltage, after described data acquisition display panel Real-time Collection potentiometer output voltage signal conversion, shows.
2. sebum thickness measurement equipment as claimed in claim 1, is characterized in that, one end of described back-moving spring is connected with described pressure arm gear by release link;
The other end is connected with adjusting nut by spring connecting rod, regulates back-moving spring length by adjusting nut, regulates pressure size between two pressure arms.
3. sebum thickness measurement equipment as claimed in claim 1, it is characterized in that, described sebum thickness measurement equipment also comprises: support and two shells, two described shells are buckled into a seal cavity, described main support and support are separately fixed on shell by fixed screw, and are positioned at seal cavity;
Described power supply is arranged on this support or on any one shell;
Described data acquisition display panel is arranged on this support or on any one shell.
4. sebum thickness measurement equipment as claimed in claim 1, is characterized in that, the top contacting with human body at two described pressure arms is respectively equipped with rotation briquetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481486.0U CN203988066U (en) | 2014-08-25 | 2014-08-25 | Sebum thickness measurement equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481486.0U CN203988066U (en) | 2014-08-25 | 2014-08-25 | Sebum thickness measurement equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203988066U true CN203988066U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420481486.0U Active CN203988066U (en) | 2014-08-25 | 2014-08-25 | Sebum thickness measurement equipment |
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| CN (1) | CN203988066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017651A1 (en) * | 2019-07-26 | 2021-02-04 | 德清量丰电子科技股份有限公司 | Fat measuring device |
-
2014
- 2014-08-25 CN CN201420481486.0U patent/CN203988066U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021017651A1 (en) * | 2019-07-26 | 2021-02-04 | 德清量丰电子科技股份有限公司 | Fat measuring device |
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