CN209952194U - Seat body anteflexion check out test set - Google Patents
Seat body anteflexion check out test set Download PDFInfo
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- CN209952194U CN209952194U CN201920671821.6U CN201920671821U CN209952194U CN 209952194 U CN209952194 U CN 209952194U CN 201920671821 U CN201920671821 U CN 201920671821U CN 209952194 U CN209952194 U CN 209952194U
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Abstract
The utility model discloses a seat body anteflexion check out test set relates to the physical examination field, including the running-board and set up in the measuring apparatu of running-board top, the measuring apparatu includes the level bar, along the gliding platform that slides of level bar, the level bar sets up reflection of light portion and light-absorption portion along length direction is alternate, the platform that slides sets up the photoelectric detector who acquires level bar surface sensitivity in order to output count pulse, and photoelectric detector electric connection has the control circuit who turns into measured value signal with the count pulse. The photoelectric detector irradiates and detects towards the direction of the level ruler to obtain the light sensitivity of the surface of the level ruler, when the sliding table moves along the level ruler, the photoelectric detector continuously passes through the upper part of the light reflecting part and the light absorbing part, so that the detection data of a measured person are measured according to the number of the irradiated light reflecting part and the number of the irradiated light absorbing parts, the detection data are more direct and accurate, the control circuit accurately counts the technical pulses output by the photoelectric detector, the technical pulses are converted into corresponding measured value signals, and the subsequent data processing is facilitated.
Description
Technical Field
The utility model relates to a body measuring equipment, more specifically say, it relates to a seat body anteflexion check out test set.
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 existing sitting position and body forward bending is one of the necessary items in the examination in Chinese sports. Seat forward flexion is a test item used to reflect human flexibility. Flexibility refers to the ability of the body to stretch the joints, muscles, tendons, and ligaments when performing an action. The quality of the pliability depends on the anatomy of the joint and the size of the soft tissue surrounding the joint, as well as the extensibility of ligaments, tendons, muscles and skin. The joint flexibility can be improved through physical exercise, the functions of soft tissues around the joint and the extensibility of muscles, ligaments and tendons can be improved, and when people lack physical exercise and have physical fitness, the physical fitness is mostly reduced. The better the flexibility of a person, the larger the range of motion of the joint, and the more flexible the joint. The flexibility is closely related to health, and the improvement of the flexibility plays a positive role in enhancing the coordination ability of the body, better playing the qualities of strength, speed and the like, improving skills and technology, preventing sports injury and the like.
At present, chinese patent application No. 201710670823.9 discloses a healthy sign check out test set based on seat body anteflexion, the device comprises a device body, the surface of device body is provided with the monitoring station, the surface of monitoring station is provided with the service creeper respectively, foot backup pad and support column, the inside of measuring stick is provided with adjusts the spout, the measuring stick opposite side is provided with monitoring counting assembly, the measuring stick surface is provided with the hand push pedal, monitoring counting assembly includes gasbag and counting assembly, counting assembly's inside is provided with the impeller, one side of impeller is provided with the drive wheel, the surface of drive wheel is provided with the connecting rod, connecting rod one side is provided with the counter, connect through the signal line between drive wheel and the counter. The device has solved current healthy sign check out test set and has bent the device in front to the seat body of ligament health test, and the push rod can't be retrieved automatically when using, needs the manual work to push back the push pedal after the motion at every turn, uses troublesome problem.
Although the detection device solves the problem of troublesome resetting, the detection is carried out by the mode of the air bag and the wind impeller, factors such as aging of the air bag, air leakage and large loss of ineffective power have large influence on the detection precision, and further improvement is needed.
SUMMERY OF THE UTILITY MODEL
To the not enough of prior art existence, the utility model aims to provide a seat body anteflexion check out test set has the accurate high advantage of detection.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a seat body anteflexion check out test set, includes the running-board, sets up the level bar in the running-board top and along the gliding platform that slides of level bar, the level bar sets up reflection of light portion and light-absorbing portion along length direction is alternate, the platform that slides sets up the photoelectric detector who obtains level bar surface sensitivity in order to output count pulse, photoelectric detector electric connection has the counting circuit who turns into measured value signal with count pulse.
Adopt above-mentioned technical scheme, when detecting, the platform that slides under measurand's promotion on the level bar, the photoelectric detector shines the detection to the level bar direction, acquire the light sensitivity on level bar surface, when the platform that slides along the level bar removes, the photoelectric detector is incessant detects from reflection of light portion and light-absorption portion top process, thereby according to the quantity of the reflection of light portion and the light-absorption portion of shining, measure measurand's detection data, it is more direct accurate, the counting circuit is accurate with the technological pulse accurate count of photoelectric detector output, turn into corresponding measured value signal, make things convenient for subsequent data processing.
Further, the photoelectric detector comprises an infrared sensor for acquiring the reflection intensity of the level bar and a comparison circuit for comparing the reflection intensity with a reference threshold value so as to output counting pulses.
Adopt above-mentioned technical scheme, infrared sensor is to the level bar transmission infrared light, and light shines the level bar surface, and light-absorption portion absorbs the light that partly light reflected back weak, and the light that reflection of light portion absorption light reflects back less is strong to infrared sensor can detect the reflection of light of different intensity, and comparison circuit is more strong and weak and the big or small output count pulse of benchmark threshold value of reflection of light, thereby turns into the measured value that counts second dashes with the displacement of platform that slides, and is simple accurate.
Further, the counting circuit is a single chip circuit.
By adopting the technical scheme, the cost is low, the functions are rich, and the realization is easy.
Further, the single chip microcomputer circuit is electrically connected with a display screen for displaying the measured value.
By adopting the technical scheme, the user can know the detection value in time.
Further, the level bar sets up the spout along length direction, the platform that slides is connected with and blocks the slider that slides in the spout in the card.
Adopt above-mentioned technical scheme, the platform that slides along the horizontal ruler direction slides, and the measurand directly promotes the platform that slides and can measure, and mechanical loss is little, and the slider card slides in the spout, and the platform that slides is stable.
Further, the sliding table is provided with a hand push plate.
By adopting the technical scheme, the hand-push area is increased, and the device is convenient for a testee to use.
Furthermore, the pedal is provided with a lifting device for adjusting the height of the level.
Adopt above-mentioned technical scheme, adjust the height of level bar through elevating gear, realize adapting to the crowd of different heights through adjusting measurement height promptly, it is more convenient to measure.
Furthermore, the lifting device comprises a limiting plate vertically fixed on the pedal, a fixing rod vertically sliding along the limiting plate and fixedly connected with the level bar, and a fastener penetrating through the limiting plate and abutting against the fixing rod.
Adopt above-mentioned technical scheme, when adjusting, reciprocate the dead lever along the limiting plate, realize the altitude mixture control of level bar, later fasten the fastener and support the fixed plate, the restriction fixed plate moves down, and it is convenient to adjust.
To sum up, the utility model discloses following beneficial effect has:
1. the sliding table slides on the level ruler under the pushing of a measured person, the photoelectric detector irradiates and detects in the direction of the level ruler to obtain the light sensitivity of the surface of the level ruler, and when the sliding table moves along the level ruler, the photoelectric detector continuously detects from the upper parts of the light reflecting part and the light absorbing part, so that the detection data of the measured person are measured according to the quantity of the irradiated light reflecting part and the light absorbing part, and the method is more direct and accurate;
2. the counting circuit accurately counts the technical pulses output by the photoelectric detector, and converts the technical pulses into corresponding measured value signals, so that subsequent data processing is facilitated.
Drawings
FIG. 1 is a schematic view of a seat body bent forward from a first viewing angle;
FIG. 2 is a schematic view of the seat body flexed forward to a second viewing angle;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic block diagram of the forward flexion of the sitting body.
In the figure: 1. a seat plate; 11. a cushion; 12. a side plate; 2. a foot pedal; 3. a level bar; 31. a light reflecting section; 32. a light absorbing portion; 33. a chute; 4. a sliding table; 41. a slider; 42. a hand push plate; 5. a photodetector; 51. an infrared sensor; 52. a comparison circuit; 6. a counting circuit; 7. a display screen; 8. a lifting device; 81. a limiting plate; 82. fixing the rod; 83. a fastener; 9. and a wireless communication module.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and embodiments.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Examples
A seat body forward bending detection device, referring to fig. 1, comprises a pedal 2, a horizontal ruler 3 arranged above the pedal 2 and a sliding platform 4 sliding along the horizontal ruler 3.
The pedal 2 is vertically fixed on the seat board 1, the seat board 1 is horizontally placed, a shock absorption cushion 11 is arranged on the seat board 1, and in addition, a side plate 12 connected is arranged between the seat board 1 and the pedal 2 and used for reinforcement and protection.
Referring to fig. 2 and 3, the pedal 2 is provided with a lifting device 8 for adjusting the height of the level bar 3, and the lifting device 8 includes a limiting plate 81 vertically and upwardly fixed at the middle position of the pedal 2, a fixing rod 82 vertically sliding along the limiting plate 81 and fixedly connected with the level bar 3, and a fastener 83 penetrating through the limiting plate 81 and abutting against the fixing rod 82. The limiting plate 81 is formed by three surfaces and surrounds the pedal 2 to form a vertical sliding cavity for accommodating and limiting the fixing plate. And set up the screw hole at the side of limiting plate 81, fastener 83 adopts for the bolt, and the bolt supports against the fixed plate after wearing to establish the screw hole to it is fixed with the fixed plate, loosen the bolt and can adjust from top to bottom when needing.
3 bottom fixed connection of level bar in dead lever 82, it has spout 33 to open along 3 length direction of level bar to respectively open one in the both sides of level bar 3, 4 downwardly extending of platform that slide have the cardboard of card in the level bar 3 both sides, cardboard body coupling has the gliding slider 41 of card income spout 33, the gliding stability of platform 4 that slides of reinforcing. In addition, a hand push plate 42 is arranged on one side of the sliding table 4 close to the seat plate 1, so that the area is increased, and the sliding table 4 is conveniently pushed to move.
Set up reflection of light portion 31 and light-absorbing portion 32 at level 3 top surface, reflection of light portion 31 sets up with light-absorbing portion 32 along level 3's length direction at intervals, and reflection of light portion 31 is the rectangular shape of reflective coating spraying, and light-absorbing portion 32 is adjacent light absorption recess.
Referring to fig. 3 and 4, a photo detector 5 for acquiring the surface sensitivity of the level 3 to output a counting pulse is disposed at the bottom of the sliding table 4, and the photo detector 5 is electrically connected to a counting circuit 6 for counting the counting pulse and outputting a measurement value signal.
The photodetector 5 includes an infrared sensor 51 for acquiring the intensity of reflected light of the level 3 and a comparison circuit 52 for comparing the intensity of reflected light with a reference threshold value to output a count pulse. The infrared sensor 51 is provided at the bottom of the slide table 4, and irradiates the light reflecting portion 31 and the light absorbing portion 32 without affecting the movement of the slide table 4. The infrared sensor 51 obtains the intensity of the reflected light of the light reflecting portion 31 and the light absorbing portion 32 and outputs corresponding electrical signals, the comparison circuit 52 compares the electrical signals with a reference threshold value, and when the electrical signals of the intensity of the reaction light are respectively larger than or smaller than the reference threshold value, corresponding pulse signals are output.
The counter circuit 6 is a single chip circuit, and counts based on the pulse signal input from the photodetector 5, thereby converting the moving distance of the slide stage 4 into a corresponding count size as the slide stage 4 moves continuously.
The singlechip circuit is electrically connected with a display screen 7 for displaying measured values, so that a user can conveniently and visually know the measured results. In addition, the counting circuit 6 is also electrically connected with a wireless communication module 9, and is used for sending counting and measuring results to a server for statistical analysis of the measuring results.
The working principle of the embodiment is as follows:
when in use, a person to be measured sits on the seat board 1, and the feet of the person to be measured are stuck to the foot pedals 2. The body is bent forwards, and the two arms stretch to push the sliding table 4 to slide along the horizontal ruler 3.
When the sliding table 4 moves, the photodetector 5 below the sliding table is driven to move simultaneously, and then the light reflecting part 31 and the light absorbing part 32 which slide continuously are detected, so that the light passing through the light reflecting part 31 and the light absorbing part 32 is converted into corresponding pulse signals.
Counting circuit 6 receives pulse signal and counts, realizes then turning into measured value information with the distance that the staff promoted the platform 4 that slides and moves, carries out the screen display and conveniently knows to know, sends to the convenient statistical data of server.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A seat body anteflexion check out test set which characterized in that: including running-board (2), set up spirit level (3) above running-board (2) and along gliding platform (4) that slides of spirit level (3), spirit level (3) set up alternately reflector portion (31) and light-absorption portion (32) along length direction, platform (4) that slide set up and acquire photo detector (5) of spirit level (3) surface sensitivity in order to output count pulse, photo detector (5) electric connection has and turns into measuring value signal's counting circuit (6) with count pulse.
2. The seat body flexion detection device according to claim 1, characterized in that: the photoelectric detector (5) comprises an infrared sensor (51) for acquiring the intensity of reflected light of the level (3) and a comparison circuit (52) for comparing the intensity of reflected light with a reference threshold value so as to output counting pulses.
3. The seat body flexion detection device according to claim 1, characterized in that: the counting circuit (6) is a single chip microcomputer circuit.
4. The seat body flexion detection device according to claim 3, characterized in that: the single chip microcomputer circuit is electrically connected with a display screen (7) for displaying the measured value.
5. The seat body flexion detection device according to claim 1, characterized in that: the level bar (3) is provided with a sliding groove (33) along the length direction, and the sliding table (4) is connected with a sliding block (41) which slides in the clamping sliding groove (33).
6. The seat body flexion detection device according to claim 1, characterized in that: the sliding table (4) is provided with a hand push plate (42).
7. The seat body flexion detection device according to claim 1, characterized in that: the pedal (2) is provided with a lifting device (8) for adjusting the height of the level (3).
8. The seat body flexion detection device according to claim 7, characterized in that: the lifting device (8) comprises a limiting plate (81) vertically fixed on the pedal (2), a fixing rod (82) which slides up and down along the limiting plate (81) and is fixedly connected with the level bar (3), and a fastener (83) which penetrates through the limiting plate (81) and abuts against the fixing rod (82).
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CN201920671821.6U CN209952194U (en) | 2019-05-08 | 2019-05-08 | Seat body anteflexion check out test set |
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CN201920671821.6U CN209952194U (en) | 2019-05-08 | 2019-05-08 | Seat body anteflexion check out test set |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111643875A (en) * | 2020-06-12 | 2020-09-11 | 郑州大学体育学院 | Student physical examination device based on computer data analysis |
CN112075941A (en) * | 2020-09-28 | 2020-12-15 | 山东智学网络科技有限公司 | Laser ranging seat body forward bending testing device |
-
2019
- 2019-05-08 CN CN201920671821.6U patent/CN209952194U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111643875A (en) * | 2020-06-12 | 2020-09-11 | 郑州大学体育学院 | Student physical examination device based on computer data analysis |
CN112075941A (en) * | 2020-09-28 | 2020-12-15 | 山东智学网络科技有限公司 | Laser ranging seat body forward bending testing device |
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Granted publication date: 20200117 |