CN110841267A - Improved forward bending tester for sitting body - Google Patents
Improved forward bending tester for sitting body Download PDFInfo
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- CN110841267A CN110841267A CN201911069536.8A CN201911069536A CN110841267A CN 110841267 A CN110841267 A CN 110841267A CN 201911069536 A CN201911069536 A CN 201911069536A CN 110841267 A CN110841267 A CN 110841267A
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- sensing area
- pressure sensing
- guide rail
- chip microcomputer
- single chip
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- 238000005452 bending Methods 0.000 title claims abstract description 25
- 238000012360 testing method Methods 0.000 claims abstract description 52
- 238000005259 measurement Methods 0.000 claims abstract description 13
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000001788 irregular Effects 0.000 abstract description 4
- 239000010409 thin film Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000006399 behavior Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003041 ligament Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
- A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/80—Special sensors, transducers or devices therefor
- A63B2220/83—Special sensors, transducers or devices therefor characterised by the position of the sensor
- A63B2220/833—Sensors arranged on the exercise apparatus or sports implement
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses an improved seat forward bending test machine, which comprises a test machine body and a test circuit, wherein the test machine body comprises a test board and a guide rail, the test board is fixedly connected with the guide rail, the test board comprises a pedal plate, a small push plate and a measuring rod, the measuring rod is arranged above the pedal plate and is fixedly connected with the pedal plate, the small push plate is provided with a groove matched with the measuring rod, the small push plate is connected with the measuring rod in a sliding manner, the pedal plate is provided with a first pressure sensing area and a second pressure sensing area, the two sides of the groove are provided with a third pressure sensing area and a fourth pressure sensing area, the guide rail is provided with a cushion, and the bottom of the cushion is; the test circuit comprises four groups of thin film pressure sensors, a single chip microcomputer, a plurality of resistors, a plurality of slide rheostats, a display module, a buzzer, an infrared photoelectric sensor and a power supply; the invention ensures that the measuring result of the forward bending test of the sitting body is more accurate and avoids the occurrence of the irregular measurement phenomenon.
Description
Technical Field
The invention relates to a seat body forward bending test machine, in particular to an improved seat body forward bending test machine.
Background
The forward bending of the sitting position is a physical health test project of the colleges, the middle and the schools, and the test aim is to measure the possible activity range of joints such as the trunk, the waist, the hip and the like in a static state and mainly reflect the extensibility and elasticity of the joints, ligaments and muscles of the parts and the development level of the body flexibility. The subject straightens the two legs, pedals the pedal with two feet, sits on the cushion, separates the two legs by 10-15 cm, bends the upper body forward, straightens the two arms forward, and pushes the small push plate forward gradually with the fingertips of the middle fingers of the two hands until the small push plate can not be pushed forward. The existing seat body forward flexion instrument for primary and secondary schools has the problems that the measurement result is not accurate enough, a large number of nonstandard measurement phenomena exist, and accurate standard test of the seat body forward flexion level of students cannot be met if the small push plate is pushed by means of inertia to cause the measurement result to be high in a virtual mode and the legs are measured under the bending condition. Therefore, an improved seat forward bending tester with accurate measurement results and capable of promoting the user to standardize the measurement becomes an urgent problem to be solved.
Disclosure of Invention
The invention aims to solve the technical problems that the measurement structure in the prior art is not accurate enough, and the phenomenon of irregular measurement exists.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: an improved seat body forward bending test machine comprises a test machine body and a test circuit, wherein the test machine body comprises a test board and a guide rail, the test board is fixedly connected with the guide rail, the test board comprises a pedal plate, a small push plate and a measuring rod, the measuring rod is arranged above the pedal plate and fixedly connected with the pedal plate, a groove matched with the measuring rod is formed in the small push plate, the small push plate is slidably connected with the measuring rod, a first pressure sensing area and a second pressure sensing area are arranged on the pedal plate, a third pressure sensing area and a fourth pressure sensing area are arranged on two sides of the groove, a cushion is arranged on the guide rail, a sliding groove matched with the guide rail is formed in the bottom of the cushion, and the cushion is slidably connected with the guide rail through the sliding groove;
the testing circuit comprises four groups of film pressure sensors, a single chip microcomputer, a plurality of resistors, a plurality of sliding rheostats, a display module, a buzzer, an infrared photoelectric sensor and a power supply, wherein the power supply is connected with the film pressure sensors and the single chip microcomputer and provides power required by work for the film pressure sensors and the single chip microcomputer, the display module, the buzzer and the infrared photoelectric sensor are all connected with the single chip microcomputer, the working states of the display module, the buzzer and the infrared photoelectric sensor are controlled through the single chip microcomputer, the resistors are changed after the film pressure sensors are stressed, so that the voltage collected by the single chip microcomputer is changed, the single chip microcomputer judges whether sufficient pressure exists, if the pressure collected by the single chip microcomputer meets the conditions, a measurement result is displayed on the display module, and if the pressure collected by the single chip microcomputer cannot meet the conditions.
Further, be equipped with the fixed orifices on the spout, be equipped with a plurality of round holes on the guide rail, fix through the fixed pin between guide rail and the spout, fixed orifices, round hole all with fixed round pin looks adaptation.
Furthermore, the four groups of film pressure sensors are respectively arranged in the first pressure sensing area, the second pressure sensing area, the third pressure sensing area and the fourth pressure sensing area.
Furthermore, a fixing frame is arranged at the joint of the pedal and the test board.
Furthermore, the fixing frame is arranged in a right triangle shape.
Furthermore, the guide rail is arranged in an I shape.
Further, the cushion is oval.
Furthermore, the bottom of the test board is provided with a support leg, and the height of the support leg is the same as that of the guide rail.
Further, the resistance value of the slide rheostat ranges from 0K omega to 100K omega.
Further, the resistance value of the resistor is 100K Ω.
Compared with the prior art, the invention has the advantages that: the invention adopts the matching use of the testing machine body and the testing circuit, which can effectively avoid various cheating behaviors when a user measures; according to the invention, the pedal is provided with the first pressure sensing area and the second pressure sensing area, and the small push plate is provided with the third pressure sensing area and the fourth pressure sensing area, so that only when the pressures detected by the first pressure sensing area, the second pressure sensing area, the third pressure sensing area and the fourth pressure sensing area simultaneously meet the condition test result, the display module can display the result, if the pressures cannot meet the trigger condition, the single chip microcomputer controls the buzzer to alarm, and the user needs to measure again; the invention ensures that the measuring result of the forward bending test of the sitting body is more accurate and avoids the occurrence of the phenomenon of irregular measurement; the invention has reasonable design and is worth popularizing.
Drawings
FIG. 1 is a block diagram of an improved sitting body forward bending tester;
FIG. 2 is a block diagram of an improved sitting body forward bending tester;
FIG. 3 is a schematic view of the construction of a small push plate;
fig. 4 is a schematic view of the seat cushion;
FIG. 5 is a schematic view of a retainer pin;
FIG. 6 is a functional block diagram of a test circuit;
as shown in the figure: 1. the tester comprises a tester body, 2, a test board, 3, a guide rail, 4, a pedal, 5, a small push plate, 6, a measuring rod, 7, a groove, 8, a first pressure sensing area, 9, a second pressure sensing area, 10, a third pressure sensing area, 11, a fourth pressure sensing area, 12, a cushion, 13, a sliding groove, 14, a fixing hole, 15, a plurality of round holes, 16, a fixing pin, 17, a fixing frame, 18 and a supporting leg.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present invention will be described in detail with reference to the accompanying fig. 1 to 6.
The invention provides an improved sitting body forward bending tester in practical implementation, which comprises a tester body 1 and a test circuit, the testing machine body 1 comprises a testing platform 2 and a guide rail 3, the testing platform 2 is fixedly connected with the guide rail 3, the test bench 2 comprises a pedal 4, a small push plate 5 and a measuring rod 6, the measuring rod 6 is arranged above the pedal 4 and is fixedly connected with the pedal 4, the small push plate 5 is provided with a groove 7 matched with the measuring rod 6, the small push plate 5 is connected with the measuring rod 6 in a sliding way, a first pressure sensing area 8 and a second pressure sensing area 9 are arranged on the pedal plate 4, a third pressure sensing area 10 and a fourth pressure sensing area 11 are arranged on two sides of the groove 7, a seat cushion 12 is arranged on the guide rail 3, a sliding groove 13 matched with the guide rail 3 is arranged at the bottom of the seat cushion 12, and the seat cushion 12 is connected with the guide rail 3 in a sliding mode through the sliding groove 13;
the testing circuit comprises four groups of film pressure sensors, a single chip microcomputer, a plurality of resistors, a plurality of sliding rheostats, a display module, a buzzer, an infrared photoelectric sensor and a power supply, wherein the power supply is connected with the film pressure sensors and the single chip microcomputer and provides power required by work for the film pressure sensors and the single chip microcomputer, the display module, the buzzer and the infrared photoelectric sensor are all connected with the single chip microcomputer, the working states of the display module, the buzzer and the infrared photoelectric sensor are controlled through the single chip microcomputer, the resistors are changed after the film pressure sensors are stressed, so that the voltage collected by the single chip microcomputer is changed, the single chip microcomputer judges whether sufficient pressure exists, if the pressure collected by the single chip microcomputer meets the conditions, a measurement result is displayed on the display module, and if the pressure collected by the single chip microcomputer cannot meet the conditions.
Be equipped with fixed orifices 14 on the spout 13, be equipped with a plurality of round holes 15 on the guide rail 3, fix through fixed pin 16 between guide rail 3 and the spout 13, fixed orifices 14, round hole 15 all with 16 looks adaptations of fixed pin.
The four groups of film pressure sensors are respectively arranged in a first pressure sensing area 8, a second pressure sensing area 9, a third pressure sensing area 10 and a fourth pressure sensing area 11.
And a fixed frame 17 is arranged at the joint of the pedal 4 and the test bench 2.
The fixing frame 17 is arranged in a right triangle.
The guide rail 3 is arranged in an I shape.
The seat cushion 12 is oval.
The bottom of the test bench 2 is provided with a support leg 18, and the height of the support leg 18 is the same as that of the guide rail 3.
The resistance range of the slide rheostat is 0-100K omega.
The resistance value of the resistor is 100K omega.
The specific implementation process of the improved sitting body forward bending test machine is as follows: when the invention is used, firstly, the position of the seat cushion 12 to the pedal plate 4 is adjusted according to the leg length of a user, so that the legs of the user are in a stretched state, the sole of the left foot is contacted with the first pressure sensing area 8, the sole of the right foot is contacted with the second pressure sensing area 9, and the guide rail 3 and the seat cushion 12 are fixed by the fixing pin; then, a user sits on the seat cushion 12, arms of the user stretch straight, the fingertips of the left hand are in contact with the third pressure sensing area 10, and the fingertips of the right hand are in contact with the fourth sensing area 11; finally, the body is bent forwards, and the two finger tips push the small push plate 5 to move forwards at the same time until the small push plate 5 can not be pushed forwards; if the pressures detected by the first pressure sensing area 8, the second pressure sensing area 9, the third pressure sensing area 10 and the fourth pressure sensing area 11 simultaneously meet the conditions, the distance of the small push plate 5 pushing out the measuring rod 6 is detected through the single chip microcomputer and the infrared photoelectric sensor, and the measuring result is displayed on the display module; if the pressures detected by the first pressure sensing area 8, the second pressure sensing area 9, the third pressure sensing area 10 and the fourth pressure sensing area 11 cannot meet the triggering condition, the single chip microcomputer controls the buzzer to alarm, and a user needs to measure again;
the invention adopts the matching use of the tester body 1 and the test circuit, which can effectively avoid various cheating behaviors when a user measures; according to the invention, the structure of the first pressure sensing area 8 and the second pressure sensing area 9 arranged on the pedal plate 4 and the structure of the third pressure sensing area 10 and the fourth pressure sensing area 11 arranged on the small push plate 5 can be displayed on the display module only when the pressures detected by the first pressure sensing area 8, the second pressure sensing area 9, the third pressure sensing area 10 and the fourth pressure sensing area 11 simultaneously meet the condition test result, if the pressures cannot meet the trigger condition, the single chip microcomputer controls the buzzer to alarm, and the user needs to measure again; the invention ensures that the measuring result of the forward bending test of the sitting body is more accurate and avoids the occurrence of the phenomenon of irregular measurement; the invention has reasonable design and is worth popularizing.
The present invention and its embodiments have been described above, but the description is not limitative, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides an improvement type seat body anteflexion test machine, includes test machine body (1) and test circuit, its characterized in that: the testing machine body (1) comprises a testing table (2) and a guide rail (3), the testing table (2) is fixedly connected with the guide rail (3), the testing table (2) comprises a pedal plate (4), a small push plate (5) and a measuring rod (6), the measuring rod (6) is arranged above the pedal plate (4) and is fixedly connected with the pedal plate (4), a groove (7) matched with the measuring rod (6) is arranged on the small push plate (5), the small push plate (5) is in sliding connection with the measuring rod (6), a first pressure sensing area (8) and a second pressure sensing area (9) are arranged on the pedal plate (4), a third pressure sensing area (10) and a fourth pressure sensing area (11) are arranged on two sides of the groove (7), a cushion (12) is arranged on the guide rail (3), a sliding groove (13) matched with the guide rail (3) is arranged at the bottom of the cushion (12), the seat cushion (12) is in sliding connection with the guide rail (3) through a sliding groove (13);
the testing circuit comprises four groups of film pressure sensors, a single chip microcomputer, a plurality of resistors, a plurality of sliding rheostats, a display module, a buzzer, an infrared photoelectric sensor and a power supply, wherein the power supply is connected with the film pressure sensors and the single chip microcomputer and provides power required by work for the film pressure sensors and the single chip microcomputer, the display module, the buzzer and the infrared photoelectric sensor are all connected with the single chip microcomputer, the working states of the display module, the buzzer and the infrared photoelectric sensor are controlled through the single chip microcomputer, the resistors are changed after the film pressure sensors are stressed, so that the voltage collected by the single chip microcomputer is changed, the single chip microcomputer judges whether sufficient pressure exists, if the pressure collected by the single chip microcomputer meets the conditions, a measurement result is displayed on the display module, and if the pressure collected by the single chip microcomputer cannot meet the conditions.
2. The improved sitting body forward bending tester as claimed in claim 1, wherein: be equipped with fixed orifices (14) on spout (13), be equipped with a plurality of round holes (15) on guide rail (3), fix through fixed pin (16) between guide rail (3) and spout (13), fixed orifices (14), round hole (15) all with fixed pin (16) looks adaptation.
3. The improved sitting body forward bending tester as claimed in claim 1, wherein: the four groups of film pressure sensors are respectively arranged in a first pressure sensing area (8), a second pressure sensing area (9), a third pressure sensing area (10) and a fourth pressure sensing area (11).
4. The improved sitting body forward bending tester as claimed in claim 1, wherein: and a fixed frame (17) is arranged at the joint of the pedal (4) and the test bench (2).
5. The improved sitting body forward bending tester as claimed in claim 4, wherein: the fixing frame (17) is arranged in a right triangle shape.
6. The improved sitting body forward bending tester as claimed in claim 1, wherein: the guide rail (3) is arranged in an I shape.
7. The improved sitting body forward bending tester as claimed in claim 1, wherein: the cushion (12) is oval.
8. The improved sitting body forward bending tester as claimed in claim 1, wherein: the bottom of the test bench (2) is provided with a support leg (18), and the height of the support leg (18) is the same as that of the guide rail (3).
9. The improved sitting body forward bending tester as claimed in claim 1, wherein: the resistance range of the slide rheostat is 0-100K omega.
10. The improved sitting body forward bending tester as claimed in claim 1, wherein: the resistance value of the resistor is 100K omega.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911069536.8A CN110841267A (en) | 2019-11-05 | 2019-11-05 | Improved forward bending tester for sitting body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911069536.8A CN110841267A (en) | 2019-11-05 | 2019-11-05 | Improved forward bending tester for sitting body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110841267A true CN110841267A (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911069536.8A Pending CN110841267A (en) | 2019-11-05 | 2019-11-05 | Improved forward bending tester for sitting body |
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| CN (1) | CN110841267A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568382A (en) * | 2020-05-21 | 2020-08-25 | 中国计量科学研究院 | Intelligent measurement system for intra-thyroid irradiation iodine measurement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111568382A (en) * | 2020-05-21 | 2020-08-25 | 中国计量科学研究院 | Intelligent measurement system for intra-thyroid irradiation iodine measurement |
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