Physical fitness tester based on optics

Abstract

The utility model relates to a physical fitness tester based on optics, and belongs to the field of testers, the physical fitness tester comprises a support, a mounting rack and a testing mechanism, the mounting rack is connected with the support, the testing mechanism is mounted on the mounting rack, and the testing mechanism comprises a shell, a first circuit board, an optical change-over switch, a transmitting cover, a transmitting probe, a receiving cover and a receiving probe; the shell is installed on the installation frame, the first circuit board is installed on the shell, and the optical change-over switch is installed on the first circuit board. An operator can switch between an infrared correlation mode and a diffuse reflection mode by shifting the optical change-over switch, the infrared correlation mode can achieve accurate timing through triggering of a starting point, the diffuse reflection mode can be applied to sit-up and accurate counting of standard actions, it is ensured that each action is in place and standard, and the accuracy of the operation is improved. And the device can also be applied to detection of sports events such as pull-up and basketball pole winding, and flexibly meets the requirements of non-electrified physical ability test items.

Description

Technical Field

[0001] This application relates to the field of testers, and in particular, to an optical-based physical fitness tester. Background Art

[0002] The traditional way to monitor sports is to determine the results by the naked eye, and there will be misjudgments and disputes in the determination by the naked eye. To accurately determine the results, a physical fitness tester is usually used for detection. The physical fitness testers in the prior art can only detect a single item, with low detection efficiency and high labor costs, resulting in high detection costs. Utility Model Content

[0003] To improve the above problems, this application provides an optical-based physical fitness tester.

[0004] An optical-based physical fitness tester provided by this application adopts the following technical solutions:

[0005] An optical-based physical fitness tester includes a bracket, a mounting frame, and a testing mechanism. The mounting frame is connected to the bracket, and the testing mechanism is installed on the mounting frame. The testing mechanism includes a housing, a first circuit board, an optical switch, a transmitting cover, a transmitting probe, a receiving cover, and a receiving probe. The housing is installed on the mounting frame, the first circuit board is installed on the housing, the optical switch is installed on the first circuit board, the transmitting cover is connected to one side of the housing, the receiving cover is connected to the other side of the housing, the transmitting probe is installed on the transmitting cover, and the receiving probe is installed on the receiving cover.

[0006] By adopting the above technical solutions, the transmitting probe can emit signals, and the receiving probe can receive the signals emitted by the transmitting probe. The operator can switch between the infrared opposed mode and the diffuse reflection mode by toggling the optical switch. The infrared opposed mode can achieve accurate timing by triggering the starting point. The diffuse reflection mode can be applied to sit-ups to accurately count the standard actions, ensuring that each action is in place and standard. It can also be applied to the detection of physical fitness test items such as sit-ups, pull-ups, and basketball dribbling around poles, flexibly meeting the requirements of non-powered physical fitness test items, with high detection efficiency, reducing labor costs, and also reducing detection costs.

[0007] Preferably, an optical filtering module is provided on the first circuit board.

[0008] By adopting the above technical solutions, an optical filtering algorithm is integrated on the first circuit board. This algorithm is based on the existing low-pass filtering algorithm to filter out the high-frequency jitter signals transmitted by the optical sensor, improving the optical anti-interference ability of the physical fitness tester.

[0009] Preferably, a second circuit board is installed on the top of the housing, and a switch button and a display screen are installed on the second circuit board.

[0010] By adopting the above technical solution, the operator can turn on the physical fitness tester through the switch button, which facilitates the detection work of the physical fitness tester; the display screen can display the test results of the physical fitness tester for the operator to observe and record.

[0011] Preferably, an installation groove is provided on the housing, a battery pack is installed on the housing, the installation groove is for the battery pack to be embedded, a connecting wire is installed on the battery pack, a connecting terminal is installed on the first circuit board, and the connecting wire is connected to the connecting terminal.

[0012] By adopting the above technical solution, the operator can install the battery pack in the installation groove, and the installation groove can limit the battery pack, which is convenient for the installation of the battery pack; the battery pack is connected to the first circuit board through the connecting wire and the connecting terminal, so as to provide power for the first circuit board.

[0013] Preferably, a transmitting decorative cover is installed on the transmitting cover, the transmitting probe is installed on the transmitting decorative cover, a receiving decorative cover is installed on the receiving cover, the receiving probe is installed on the receiving decorative cover, and condenser lenses are installed on both the transmitting probe and the receiving probe.

[0014] By adopting the above technical solution, the transmitting decorative cover can protect the transmitting probe and reduce the interference of sunlight on the transmitting probe; the receiving decorative cover can protect the receiving probe and reduce the interference of sunlight on the receiving probe, and the condenser lenses can facilitate the transmission and reception of signals, have good anti-light interference performance, and improve the accuracy of the physical fitness tester.

[0015] Preferably, the mounting bracket includes a first connecting plate, a second connecting plate and a guide post. The first connecting plate is detachably connected to the bracket, the guide post is fixedly connected to the first connecting plate, the second connecting plate is fixedly connected to the guide post, the housing is placed on the second connecting plate, and a guide groove for the guide post to be embedded is provided on the housing.

[0016] By adopting the above technical solution, when installing the mounting bracket, connect the first connecting plate and the bracket to fix the first connecting plate and the bracket, so as to fix the second connecting plate and the bracket. Then move the housing to make the guide post embed into the guide groove. The guide post can position the housing so that the housing is positioned on the second connecting plate, thus realizing the installation of the housing.

[0017] Preferably, the bracket includes a base, a fixed rod and a sliding rod. The fixed rod is fixedly connected to the base, the sliding rod is slidably connected to the fixed rod, a sliding groove for the sliding rod to be inserted into is formed on the fixed rod, a limiting post is arranged on the fixed rod, and the limiting post is used for positioning the sliding rod in the sliding groove. The mounting frame is connected to one end of the sliding rod away from the fixed rod.

[0018] By adopting the above technical solution, the operator can move the sliding rod to make the sliding rod slide in the sliding groove, and the sliding groove can limit the sliding of the sliding rod; when the sliding rod slides, the movement of the sliding rod can drive the movement of the mounting frame, thereby driving the movement of the housing to realize the adjustment of the height to meet the detection requirements of different physical fitness test items.

[0019] Preferably, the limiting post is a limiting bolt, the limiting bolt is threadedly connected to the fixed rod, and one end of the limiting bolt passes through the fixed rod and abuts against the sliding rod.

[0020] By adopting the above technical solution, after the sliding rod moves to a suitable position in the sliding groove, the operator can tighten the limiting bolt to make the limiting bolt pass through the fixed rod and abut against the sliding rod. The limiting bolt can apply a force to the sliding rod to fix the sliding rod in the sliding groove, thereby fixing the mounting frame and facilitating the adjustment of the height.

[0021] In summary, the present application includes at least one of the following beneficial technical effects:

[0022] 1. Through the settings of the first circuit board, the optical switch, the transmitting probe and the receiving probe, the transmitting probe can emit signals, and the receiving probe can receive the signals emitted by the transmitting probe. The operator can switch between the infrared opposed mode and the diffuse reflection mode by toggling the optical switch. The infrared opposed mode can achieve accurate timing through the triggering of the starting point. The diffuse reflection mode can be applied to sit-ups to accurately count the standard actions, ensure that each action is in place and standard, and can also be applied to the detection of physical fitness test items such as sit-ups, pull-ups, and basketball dribbling around poles, flexibly meeting the requirements of non-powered physical fitness test items, with high detection efficiency, reducing labor costs and also reducing detection costs;

[0023] 2. Through the settings of the transmitting decorative cover, the receiving decorative cover and the condenser lens, the transmitting decorative cover can protect the transmitting probe and reduce the interference of sunlight on the transmitting probe. The receiving decorative cover can protect the receiving probe and reduce the interference of sunlight on the receiving probe. And the condenser lens can facilitate the emission and reception of signals, has good anti-light interference performance, and improves the accuracy of the physical fitness tester. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the physical fitness tester in the embodiment of the present application.

[0025] Figure 2 It is a schematic diagram showing the overall structure of the housing in the embodiments of the present application.

[0026] Figure 3 It is a schematic diagram showing the overall structure of the housing in the embodiments of the present application.

[0027] Figure 4 It is a schematic diagram showing the explosion structure of the testing mechanism in the embodiments of the present application.

[0028] Description of reference numerals: 1, bracket; 11, base; 12, fixing rod; 121, sliding groove; 122, limit bolt; 13, sliding rod; 2, mounting frame; 21, first connecting plate; 22, second connecting plate; 23, guiding column; 3, testing mechanism; 31, housing; 311, second circuit board; 312, switch button; 313, display screen; 314, mounting groove; 315, battery pack; 316, connecting wire; 317, connecting terminal; 318, guiding groove; 32, first circuit board; 321, optical filtering module; 33, optical switching switch; 34, transmitting cover; 341, transmitting decorative cover; 35, transmitting probe; 36, receiving cover; 361, receiving decorative cover; 37, receiving probe. Detailed implementation manners

[0029] The following further describes the present application in detail with reference to the accompanying Figures 1-4 drawings.

[0030] An embodiment of the present application discloses an optical-based physical fitness tester, as Figure 1 shown, which includes a bracket 1, a mounting frame 2 and a testing mechanism 3. The mounting frame 2 and the bracket 1 are detachably connected, and the testing mechanism 3 is installed on the mounting frame 2.

[0031] As Figure 1As shown in the figure, the bracket 1 includes a base 11, a fixed rod 12 and a sliding rod 13. The fixed rod 12 is fixedly connected to the base 11, and the sliding rod 13 is slidably connected to the fixed rod 12. A sliding groove 121 for the sliding rod 13 to be inserted into is formed on the fixed rod 12. The length directions of both the fixed rod 12 and the sliding rod 13 are vertical directions. A limiting post is provided on the fixed rod 12. The limiting post is a limiting bolt 122. The limiting bolt 122 is threadedly connected to the fixed rod 12, and one end of the limiting bolt 122 passes through the fixed rod 12 and abuts against the sliding rod 13. The operator can adjust the height of the sliding rod 13 according to the actual situation, so that the sliding rod 13 moves within the sliding groove 121. The sliding groove 121 can limit the movement of the sliding rod 13, improving the stability of the movement of the sliding rod 13. When the sliding rod 13 moves to a suitable position, the operator can tighten the limiting bolt 122, so that one end of the limiting bolt 122 passes through the fixed rod 12 and abuts against the sliding rod 13. The limiting bolt 122 can exert a force on the sliding rod 13 to position the sliding rod 13 within the sliding groove 121, thereby facilitating the adjustment of the height of the physical fitness tester and meeting the detection requirements for different physical fitness test items.

[0032] As Figure 1 shown in the figure, the mounting bracket 2 includes a first connecting plate 21, a second connecting plate 22 and a guiding column 23. One end of the first connecting plate 21 away from the fixed rod 12 is bolted to the sliding rod 13; the number of guiding columns 23 is two, and both guiding columns 23 are fixedly connected to the first connecting plate 21. The length direction of the guiding column 23 is the vertical direction. The second connecting plate 22 is fixedly connected to the guiding column 23. A through hole for the guiding column 23 to pass through is formed on the second connecting plate 22, and the testing mechanism 3 is placed on the second connecting plate 22. The sliding rod 13 can support the first connecting plate 21, the first connecting plate 21 can support the guiding column 23, the guiding column 23 can support the second connecting plate 22, and the second connecting plate 22 can support the testing mechanism 3, facilitating the meeting of the detection requirements for different physical fitness test items.

[0033] As Figure 2 and 3As shown in the figure, the testing mechanism 3 includes a housing 31, a first circuit board 32, and an optical switch 33. The housing 31 is placed on the second connecting plate 22. Guide grooves 318 are provided on both sides of the housing 31 for the guide posts 23 to be embedded. The guide posts 23 can limit the housing 31 to position the housing 31 on the second connecting plate 22. The first circuit board 32 is fixedly connected to the housing 31, and the optical switch 33 is installed on the first circuit board 32 and is located at the bottom of the housing 31. A through hole for the operator to toggle the optical switch 33 is provided at the bottom of the housing 31. The operator can toggle the optical switch 33 to switch between the infrared opposed mode and the diffuse reflection mode, flexibly meeting the requirements of different energized body testing projects, with higher detection efficiency, reducing labor costs and also reducing detection costs.

[0034] An optical filtering module 321 is provided on the first circuit board 32. An optical filtering algorithm is integrated on the first circuit board 32. Based on the existing low-pass filtering algorithm, this algorithm filters out the high-frequency jitter signals transmitted by the optical sensor, improving the optical anti-interference ability of the physical fitness tester.

[0035] As Figure 2 and 3 As shown in the figure, an installation groove 314 is provided on one side of the housing 31 away from the first circuit board 32. A battery pack 315 is installed on the housing 31, and the installation groove 314 is for the battery pack 315 to be embedded. A connecting wire 316 is installed on the battery pack 315, and a connecting terminal 317 is installed on the first circuit board 32. The connecting wire 316 and the connecting terminal 317 are connected. The operator can install the battery pack 315 in the installation groove 314, and the installation groove 314 can limit the battery pack 315, facilitating the installation of the battery pack 315; the battery pack 315 is connected to the first circuit board 32 through the connecting wire 316 and the connecting terminal 317, thereby providing power for the first circuit board 32.

[0036] As Figure 2 As shown in the figure, a second circuit board 311 is fixedly connected to the top of the housing 31. A switch button 312 and a display screen 313 are installed on the second circuit board 311. The operator can turn on the physical fitness tester through the switch button 312, facilitating the detection work of the physical fitness tester; the display screen 313 can display the test results of the physical fitness tester for the operator to observe and record.

[0037] As Figure 4 As shown in the figure, the testing mechanism further includes a transmitting cover 34 and a transmitting probe 35. The transmitting cover 34 is connected to the housing 31 by bolts, and a transmitting decorative cover 341 is connected to the transmitting cover 34 by bolts. The transmitting probe 35 is connected to the transmitting decorative cover 341 by bolts; the transmitting decorative cover 341 can protect the transmitting probe 35 and reduce the interference of sunlight on the transmitting probe 35.

[0038] The testing mechanism further includes a receiving cover 36 and a receiving probe 37. The receiving cover 36 is connected to the side of the housing 31 away from the transmitting cover 34 by bolts. A receiving decorative cover 361 is connected to the receiving cover 36 by bolts, and the receiving probe 37 is connected to the receiving decorative cover 361 by bolts. The receiving decorative cover 361 can protect the receiving probe 37 and reduce the interference of sunlight on the receiving probe 37. Condensing lenses are installed on both the transmitting probe 35 and the receiving probe 37. The condensing lenses can facilitate the transmission and reception of signals, have good anti-light interference performance, and improve the accuracy of the physical fitness tester. In the diffuse reflection mode, both the transmitting probe 35 and the receiving probe 37 can emit signals outward.

[0039] The implementation principle of a physical fitness tester based on optics in an embodiment of this application is as follows:

[0040] An operator can install the housing 31 on the second connecting plate 22, and can move the sliding rod 13 to adjust the height of the housing 31, and fix the sliding rod 13 by the limit bolt 122, so as to fix the housing 31, facilitating the meeting of the detection requirements for different physical fitness test items. The operator can switch between the infrared opposed mode and the diffuse reflection mode by toggling the optical switch 33 to flexibly meet the requirements of different non-powered physical fitness test items.

[0041] The above are all the preferred embodiments of this application. The protection scope of this application is not limited by this. Therefore, any equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. An optical-based physical fitness tester, characterized in that: It includes a bracket (1), a mounting bracket (2) and a testing mechanism (3). The mounting bracket (2) is connected to the bracket (1), and the testing mechanism (3) is installed on the mounting bracket (2). The testing mechanism (3) includes a housing (31), a first circuit board (32), an optical switch (33), a transmitting cover (34), a transmitting probe (35), a receiving cover (36) and a receiving probe (37). The housing (31) is installed on the mounting bracket (2), the first circuit board (32) is installed on the housing (31), the optical switch (33) is installed on the first circuit board (32), the transmitting cover (34) is connected to one side of the housing (31), the receiving cover (36) is connected to the other side of the housing (31), the transmitting probe (35) is installed on the transmitting cover (34), and the receiving probe (37) is installed on the receiving cover (36).

2. The optical-based physical fitness tester according to claim 1, wherein: An optical filtering module (321) is provided on the first circuit board (32).

3. The optical-based physical fitness tester according to claim 1, wherein: A second circuit board (311) is installed on the top of the housing (31), and a switch button (312) and a display screen (313) are installed on the second circuit board (311).

4. An optical-based physical fitness tester according to claim 1, characterized in that: An installation groove (314) is formed on the housing (31), a battery pack (315) is installed on the housing (31), the installation groove (314) is for the battery pack (315) to be embedded, a connecting wire (316) is installed on the battery pack (315), a connecting terminal (317) is installed on the first circuit board (32), and the connecting wire (316) is connected to the connecting terminal (317).

5. The optical-based physical fitness tester according to claim 1, wherein: A transmitting decorative cover (341) is installed on the transmitting cover (34), the transmitting probe (35) is installed on the transmitting decorative cover (341), a receiving decorative cover (361) is installed on the receiving cover (36), the receiving probe (37) is installed on the receiving decorative cover (361), and condenser lenses are installed on both the transmitting probe (35) and the receiving probe (37).

6. The optical-based physical fitness tester according to claim 1, characterized in that: The mounting bracket (2) includes a first connecting plate (21), a second connecting plate (22) and a guiding column (23). The first connecting plate (21) is detachably connected to the bracket (1), the guiding column (23) is fixedly connected to the first connecting plate (21), the second connecting plate (22) is fixedly connected to the guiding column (23), the second connecting plate (22) is for placing the housing (31), and a guiding groove (318) for the guiding column (23) to be embedded is formed on the housing (31).

7. The optical-based physical fitness tester according to claim 1, characterized in that: The bracket (1) includes a base (11), a fixed rod (12) and a sliding rod (13). The fixed rod (12) is fixedly connected to the base (11), the sliding rod (13) is slidably connected to the fixed rod (12), a sliding groove (121) for the sliding rod (13) to be embedded is formed on the fixed rod (12), a limiting column is provided on the fixed rod (12) for positioning the sliding rod (13) within the sliding groove (121), and the mounting bracket (2) is connected to the end of the sliding rod (13) away from the fixed rod (12).

8. An optical-based physical fitness tester according to claim 7, characterized in that: The limiting post is a limiting bolt (122), the limiting bolt (122) is threadedly connected to the fixing rod (12), and one end of the limiting bolt (122) passes through the fixing rod (12) and abuts against the sliding rod (13).

Images