CN209107358U - A kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument - Google Patents
A kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument Download PDFInfo
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- CN209107358U CN209107358U CN201821622797.9U CN201821622797U CN209107358U CN 209107358 U CN209107358 U CN 209107358U CN 201821622797 U CN201821622797 U CN 201821622797U CN 209107358 U CN209107358 U CN 209107358U
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- rhaeboscelia
- instrument
- mounting base
- level board
- surveyed
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- 238000012360 testing method Methods 0.000 claims abstract description 33
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 230000007246 mechanism Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 210000002414 leg Anatomy 0.000 description 37
- 238000005452 bending Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 210000003127 knee Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000003041 ligament Anatomy 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model belongs to sports goods field, specifically disclose a kind of anti-rhaeboscelia structure of body survey sitting body anteflexion instrument, including right angle fixed plate, right angle fixed plate includes level board and vertical plate, vertical plate is equipped with horizontal scale, the pushing board of irony is slidably connected on scale, scale is equipped with the electromagnet being affixed with pushing board；Level board is equipped with rhaeboscelia testing agency, and rhaeboscelia testing agency includes mounting base, and mounting base is equipped with the switch for controlling magnet switching electricity, is hinged with the lever for being used to open switch in mounting base, and be connected with elastic component between lever and mounting base.The utility model can effectively solve the flexible problem for leading to test result inaccuracy in tester leg when carrying out sitting body anteflexion test at present.
Description
Technical field
The utility model relates to sports goods fields, and in particular to a kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument.
Background technique
Sitting body anteflexion is universities, middle and primary schools' physical health test item, its test purpose measures under static state
The movable amplitude that the joints such as trunk, waist, hip are likely to be breached mainly reflects the joint at these positions, the extensibility of ligament and muscle
With the development level of elasticity and body flexibility quality.
When carrying out sitting body anteflexion test at present, school commonly traditional sitting body anteflexion instrument usually by right angle fixed plate,
Horizontal ruler and pushing board composition, tester sits on the ground when test, and leg is stretched, and sole resists fixed plate, while both hands
Pushing board is pushed forward, by observing the distance that pushing board slides on horizontal ruler come the flexibility of reaction test person.
Since traditional sitting body anteflexion instrument lacks leg fixed mechanism, when some people leg ligament is tighter, seat
When stretch one's legs, leg is easy to happen twitch and automatic bending, and after leg curvature, tester's both hands can stretch farther distance, cause to test
As a result inaccurate, some is artificial, and cheating can be bent leg stealthily also to obtain higher test result, it is not easy to quilt
It monitors.
To solve the above-mentioned problems, application No. is the utility model patents of CN201810178654.1 to disclose a kind of seat
The anti-bending leg device of trunk bending forwards instrument, application No. is the utility model patents of CN201620256542.X to disclose a kind of accurate seat body
Anteflexion test device, the above two pieces patent are provided with fixing belt to fix the leg of tester, to prevent leg curvature, but only
Effect using fixing belt fixed leg is bad, due to stretching one's legs when tester's seat, when hand is to extension, and leg power at this time
It is very big, cause knee and leg to be still easy to happen bending.
Utility model content
The purpose of this utility model is to provide a kind of body survey anti-rhaeboscelia structures of sitting body anteflexion instrument, effectively to solve mesh
The flexible problem for leading to test result inaccuracy in tester leg when preceding progress sitting body anteflexion test.
In order to achieve the above objectives, the utility model adopts the following technical solution:
A kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument, including right angle fixed plate, right angle fixed plate include level board
And vertical plate, vertical plate are equipped with horizontal scale, the pushing board of irony are slidably connected on scale, scale is equipped with and hand push
The electromagnet that plate is affixed；Level board is equipped with rhaeboscelia testing agency, and rhaeboscelia testing agency includes mounting base, and mounting base, which is equipped with, to be used
It is hinged with the lever for being used to open switch in the switch of control magnet switching electricity, in mounting base, and between lever and mounting base
It is connected with elastic component.
The principle and beneficial effect of this programme are:
When tester's test, leg is stretched, and lever is located exactly at tester's hamstring, and lever is located at level at hamstring
One end above plate is pressed downward, so that lever disconnects switch, electromagnet power-off, the magnetic force between electromagnet and pushing board disappears,
Tester's both hands push pushing board that pushing board is slided on scale, and when tester's leg curvature, lever is acted in spring
Under gradually reset so that lever closure switch, electromagnet is powered, and the magnetic force between electromagnet and pushing board is marking pushing board
Fixed on ruler, tester will push away motionless pushing board, therefore after tester leg bends, even if tester's both hands energy
To farther distance of protracting, test result is still test result when tester leg is not bent at this time, therefore test result is more
It is accurate to add.
Further, mounting base is slidably connected on level board.Using such connection type, according to different people hamstring and can erect
Different distance size between straight panel, to adjust distance of the mounting base on level board, so that lever one end in mounting base
Just it can be contacted with people's hamstring.
Further, mounting base both ends are connected with support shaft respectively, and horizontal board ends offer lateral strip-shaped hole respectively, and two
Support shaft is each passed through two strip-shaped holes and is slidably connected in strip-shaped hole.Support shaft is slided in strip-shaped hole, can hold two
The sliding of support shaft axis easy to support and mounting base on level board.
Further, support shaft is equipped with screw thread, and outer shaft sleeve is supported to be equipped with locking nut.When mounting base is sliding on level board
To after suitable position, tightening locking nut just can be fixed on mounting base on level board, and mounting base in test process is avoided to send out
Raw displacement.
Further, level board is equipped with leg fixed mechanism.Leg fixed mechanism avoids leg for fixing tester leg
Portion bends.
Further, leg fixed mechanism includes the fixing belt for being fixedly connected with mounting base both ends, and fixing belt is equipped with velcro.
By the fixation of the velcro in two fixing belts, two fixing belts can be securely fixed in human leg.
Further, vertical plate is equipped with foot and positions wire frame.Tester can be simply straight according to the position that foot positions wire frame
It sees ground and determines the position that both feet are placed.
Further, it is 2cm that lever, which is located at the distance between one end and level board upper surface above level board,.Lever is located at
The distance between one end and level board upper surface above level board determined tester hamstring can on level board table
The maximum distance in face has determined that test error is maintained at 2cm or so, tester's knee flexion angle is unlikely to excessive, ensure that survey
The accuracy of examination.
Detailed description of the invention
Fig. 1 is the main view of the utility model embodiment；
Fig. 2 is the internal structure enlarged drawing of part A in Fig. 1；
Fig. 3 is the enlarged drawing of mounting base and lever in Fig. 1；
Fig. 4 is the top view of vertical plate in Fig. 1；
Fig. 5 is the internal structure chart of Fig. 4.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description includes: right angle fixed plate 1, vertical plate 101, level board 102, scale 2, electromagnetism
Iron 3, mounting plate 4, fastening screw 41, fastening nut 42, sliding sleeve 5, pushing board 50, mounting base 6, support shaft 60, locking nut 61,
Lever 7, spring 8, pin shaft 9, support arm 10, positive plate 11, negative plate 12, strip-shaped hole 13, through-hole 14, cavity 15, is consolidated compression bar 70
Determine band 16.
As shown in Figure 1, a kind of body of the present embodiment, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, including right angle fixed plate 1,
Right angle fixed plate 1 includes level board 102 and vertical plate 101, and 101 right side of vertical plate is equipped with foot and positions wire frame, vertical plate
101 top horizontal scale 2, the specific mounting means between scale 2 and vertical plate 101 are installed are as follows: 2 bottom of scale one at
Type has two pieces of vertical mounting plates 4, offers circular hole on mounting plate 4 and vertical plate 101, fastening screw 41 is connected in circular hole,
Fastening screw 41 passes through circular hole and is locked by fastening nut 42.Referring to figs. 1 and 2, sliding sleeve is equipped with sliding sleeve on scale 2
5, sliding sleeve 5 is all made of ferrous material and is made integrally formed with vertical pushing board 50, sliding sleeve 5 and pushing board 50, the following table of scale 2
Face is also fixedly connected with the electromagnet 3 being affixed with 5 inner wall of sliding sleeve.
Level board 102 is equipped with rhaeboscelia testing agency, and rhaeboscelia testing agency is as shown in figure 3, include mounting base 6, mounting base 6
Upper surface is fixed with a vertical support arm 10, passes through pin shaft 9 at the top of support arm 10 and is hinged with lever 7,7 right end of lever and peace
Spring 8 is connected between dress 6 upper surface of seat, and lever right end is fixed with a compression bar 70,7 left end of lever is equipped with positive plate 11, peace
Dress 6 upper surface of seat is equipped with the negative plate 12 being affixed with positive plate 11, and positive plate 11 and negative plate 12 are connected on opening for electromagnet 3
In powered-down road, positive plate 11 and negative plate 12 constitute the switch for controlling 3 power on/off of electromagnet.
Mounting base 6 and the specific connection type of level board 102 are as follows: in conjunction with shown in Fig. 1, Fig. 4 and Fig. 5, on level board 102
A cavity 15 is offered, mounting base 6 is located in cavity 15, and 102 both ends of level board offer lateral strip-shaped hole 13 respectively, peace
Dress 6 both ends of seat are connected with support shaft 60 respectively, and two support shafts 60 are each passed through two strip-shaped holes 13 and are slidably connected at strip-shaped hole
In 13, support shaft 60 is equipped with screw thread, and locking nut 61 is arranged with outside support shaft 60.One is offered at the top of level board 102
The through-hole 14 of rectangle, 7 right end of lever pass through the through-hole 14, so that 7 right end of lever is located at 102 top of level board, and 7 right end of lever
The distance between 102 upper surface of level board is 2cm.
Leg fixed mechanism is additionally provided on level board 102, leg fixed mechanism is as shown in figure 4, include being respectively fixedly connected with
Two fixing belts 16 at 6 both ends of mounting base, fixing belt 16 are equipped with velcro.
Carrying out sitting body anteflexion using the utility model, detailed process is as follows: tester is sitting on level board 102, both legs
It stretches, and both feet are against in the positioning wire frame of the foot on vertical plate 101, slide two support shafts 60 and support shaft 60 is made to drive peace
Dress seat 6 slides on level board 102, when the compression bar 70 of 7 right end of lever is located exactly at tester's hamstring, tightens two supports
Mounting base 6 is fixed on level board 102 by the locking nut 61 on axis 60, then by the velcro in two fixing belts 16 by two
Root fixing belt 16 is tightly wrapped in tester leg, since tester leg is stretched, is pressed downward 7 right end of lever at hamstring, so that just
Pole plate 11 and negative plate 12 are detached from, and the switching circuit power-off of electromagnet 3, electromagnet 3 loses magnetism, electromagnet 3 and pushing board 50
Between magnetic force disappear, tester's both hands stretch at this time, and both hands push pushing board 50 to make pushing board 50 sliding on scale 2 to the left
Dynamic, the distance that pushing board 50 slides on scale 2 is test result, and fixing belt 16 plays fixed work to tester leg
With can prevent tester leg from bending.When tester leg still bends since strength is excessive, tester's leg
Nest is gradually distance from 102 upper surface of level board, and the compression bar 70 of 7 right end of lever loses the pressure of tester's hamstring and acts in spring 8
Under be gradually increasing reset, when tester's hamstring and 102 upper surface of level board distance be greater than 2cm when, lever 7 completely reset, anode
Plate 11 is contacted with negative plate 12, and the switching circuit of electromagnet 3 is powered, and electromagnet 3 restores magnetic, electromagnet 3 and pushing board 50 it
Between magnetic force make pushing board 50 fixed on scale 2, tester will push away motionless pushing board 50, therefore work as tester leg
After bending, even if tester's both hands can be to farther distance of protracting, test result is still that tester leg is not bent at this time
When test result, therefore test result is more accurate, and test caused by tester's leg curvature can be effectively prevent to meet not
Accurate problem.
The distance between 7 right end of the utility model lever and 102 upper surface of level board are 2cm, i.e. permission tester is surveying
The distance between at hamstring and 102 upper surface of level board is no more than 2cm when examination, i.e. test error is maintained at 2cm or so, prevents from surveying
Examination person's knee flexion angle is excessive, ensure that the accuracy of test, naturally it is also possible to adjust 7 right end of lever and level according to actual needs
The distance between 102 upper surface of plate adjusts the allowed band of test error.
Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure and characteristic are herein in scheme
It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure
Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence
The effect and patent practicability that the utility model is implemented.This application claims protection scope should be with the content of its claim
Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.
Claims (8)
1. a kind of body, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, including right angle fixed plate, right angle fixed plate include level board and
Vertical plate, the vertical plate are equipped with horizontal scale, it is characterised in that: the hand push of irony is slidably connected on the scale
Plate, scale are equipped with the electromagnet being affixed with pushing board；The level board is equipped with rhaeboscelia testing agency, the rhaeboscelia detection machine
Structure includes mounting base, and the mounting base is equipped with switch for controlling magnet switching electricity, hingedly useful in the mounting base
In the lever of the opening switch, and elastic component is connected between lever and mounting base.
2. a kind of body according to claim 1, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that: the installation
Seat is slidably connected on level board.
3. a kind of body according to claim 2, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that: the installation
Seat both ends are connected with support shaft respectively, and the horizontal board ends offer lateral strip-shaped hole, two support shaft difference respectively
Across two strip-shaped holes and it is slidably connected in strip-shaped hole.
4. a kind of body according to claim 3, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that: the support
Axis is equipped with screw thread, and outer shaft sleeve is supported to be equipped with locking nut.
5. a kind of body according to claim 1-4, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that:
The level board is equipped with leg fixed mechanism.
6. a kind of body according to claim 5, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that: the leg
Fixed mechanism includes the fixing belt for being fixedly connected with the mounting base both ends, and fixing belt is equipped with velcro.
7. a kind of body according to claim 1, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that: described vertical
Plate is equipped with foot and positions wire frame.
8. a kind of body according to claim 1, which is surveyed, uses the anti-rhaeboscelia structure of sitting body anteflexion instrument, it is characterised in that: the lever
The distance between one end and level board upper surface above level board are 2cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622797.9U CN209107358U (en) | 2018-09-30 | 2018-09-30 | A kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622797.9U CN209107358U (en) | 2018-09-30 | 2018-09-30 | A kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument |
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| Publication Number | Publication Date |
|---|---|
| CN209107358U true CN209107358U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821622797.9U Active CN209107358U (en) | 2018-09-30 | 2018-09-30 | A kind of body survey anti-rhaeboscelia structure of sitting body anteflexion instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370767A (en) * | 2020-11-04 | 2021-02-19 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Physical fitness detection device |
| CN115193011A (en) * | 2022-05-31 | 2022-10-18 | 四川大学 | Mechanical sitting body forward bending testing device capable of standardizing posture |
-
2018
- 2018-09-30 CN CN201821622797.9U patent/CN209107358U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370767A (en) * | 2020-11-04 | 2021-02-19 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Physical fitness detection device |
| CN115193011A (en) * | 2022-05-31 | 2022-10-18 | 四川大学 | Mechanical sitting body forward bending testing device capable of standardizing posture |
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