CN206950175U - A kind of fist, which is buffeted, beats recording indicating device - Google Patents

A kind of fist, which is buffeted, beats recording indicating device Download PDF

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Publication number
CN206950175U
CN206950175U CN201621476296.5U CN201621476296U CN206950175U CN 206950175 U CN206950175 U CN 206950175U CN 201621476296 U CN201621476296 U CN 201621476296U CN 206950175 U CN206950175 U CN 206950175U
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China
Prior art keywords
slide cartridge
bead
fixed
colored ribbon
punch panel
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Withdrawn - After Issue
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CN201621476296.5U
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Chinese (zh)
Inventor
买向东
杨帅
王孟衡
曹俊萧
郭恒源
冯倩
王宗然
郑阳
何清衡
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Shaanxi Normal University
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Shaanxi Normal University
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Priority to CN201621476296.5U priority Critical patent/CN206950175U/en
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Withdrawn - After Issue legal-status Critical Current
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Abstract

It the utility model is related to a kind of fist and buffet and beat recording indicating device, including vertical direction is fixed on the support on ground and horizontal direction is fixed on slide cartridge on support, one end of slide cartridge is provided with the push rod that can put in slide cartridge;Set is wound with spring on push rod, and the external diameter of spring and the external diameter of slide cartridge are equal;The one end of push rod outside slide cartridge is fixed with punch panel;The slide cartridge other end is placed with a bead, and colored ribbon is fixed with bead;The centre of sphere of bead, punch panel are centrally located on the axial line of push rod;There is an aperture in slide cartridge other end side wall, colored ribbon is wrapped in by aperture to be fixed on the wire spool outside slide cartridge;Colored ribbon is from bead fixing end to wire spool fixing end by being divided into each length, and each length scribbles different colours.The color of slide cartridge port colored ribbon correspondingly goes out the magnitude range of impact force when device of the present utility model can land according to bead, and dynamometric facilitates directly perceived;Colored ribbon is driven when bead is got simultaneously, just as a rainbow, there is high sight.

Description

A kind of fist, which is buffeted, beats recording indicating device
Technical field
The utility model belongs to sports equipment technical field, and in particular to a kind of fist, which is buffeted, beats recording indicating device.
Background technology
Currently marketed force meter mainly has two classes, and one kind is electronics force meter, and one kind is mechanical force meter.Electrometer The principle of power device mainly influences size of current by slide rheostat, and carries out a system inside force meter based on this Row conversion, it is final to calculate the size contributed;Such product can such as show electronics force meter, electronic grip device.Mechanical force meter Mainly the size of power is embodied by the deformation degree of stress apparatus or by the conversion of stress apparatus deformation degree;Such production Product such as Boxing sand bag, chest-developer, chest expander or spring dynamometer.
The advantages of electronics force meter is the size for more intuitively showing power, easy to operate;Shortcoming be due to structure compared with To be fine, cause that damage is not easy-maintaining, and cost is also higher, and lacks antagonism, interest, is unable to reach the purpose of body-building.
And professional sports equipment more emphasizes the function of body-building in mechanical force meter, the size of power can not be intuitively shown;And thing Some easy dynamometers in Neo-Confucianism then can only simply measure the size of power, be unable to reach the purpose taken exercises again, same to lack Weary interesting, antagonism.
To sum up, do not occur also having interest, antagonism, low cost concurrently in the prior art, again can be with while body-building It is directly perceived to obtain the size of power, and can be in the outdoor sports apparatus that match sports are participated in for more people.
Utility model content
The purpose of this utility model is to provide one kind and has interest, antagonism, low cost concurrently, again can be with while body-building It is directly perceived to obtain the size of power, and can be buffeted in the outdoor fist for more people participation match sports and beat recording indicating device.
A kind of fist, which is buffeted, beats recording indicating device, including the support of vertical direction fixation and horizontal direction are fixed on support Slide cartridge, one end of the slide cartridge are provided with the push rod that can put in slide cartridge;Set is wound with spring, the external diameter and slide cartridge of the spring on push rod External diameter it is equal;The one end of the push rod outside slide cartridge is fixed with punch panel;
The other end of the slide cartridge is placed with bead, and the centre of sphere of bead, punch panel are centrally located on the axial line of push rod;
Colored ribbon is fixed with the bead;Using the direction of punch panel after, there are an aperture, the coloured silk in slide cartridge front end side wall Band logical small holes, which are wrapped in, to be fixed on the wire spool outside slide cartridge;The colored ribbon divides from bead fixing end to wire spool fixing end For each length, and each length scribbles different colours.
Further, the wire spool includes interior axle and its outside outer shaft, and interior axle is fixed on slide cartridge wall, and outer shaft can be around Interior axle rotates;Handle is removably connected with the outer shaft.
Further, there is spiral helicine groove on the surface of the outer shaft, and the colored ribbon is wrapped in groove.
Further, the surface of the handle is uniformly provided with multiple strip projected parts, the outer shaft along outer shaft direction of axis line Multiple strip grooves corresponding with strip projected parts are provided with handle contact surface.
Further, the diameter of the aperture is tapered into by slide cartridge outer wall inward wall, the two of aperture on slide cartridge outer wall Side is provided with the chute being parallel to each other, and push pedal is vertically installed with chute, and push pedal is provided with two and the mutually chimeric sliding block of chute, Push pedal is slided by sliding block in chute.
Further, the bearing of the aperture and wire spool and slide cartridge is located in same horizontal line, and aperture be located at around The front end of the bearing of drum and slide cartridge;Chute both sides above and below aperture, direction are consistent with slide cartridge direction of axis line.
Further, the punch panel is circle, pulvinus is fixed with the plate face of punch panel, and be provided with circle centre position Conspicuous color.
Further, the slide cartridge is located at the port symmetrical of punch panel side and is fixed with two positioners, the screens Device one end is fixed on the port, and the end face of the other end is fixed with rubber blanket;The distance between described two positioners Less than the diameter of punch panel.
Further, in addition to a stopping means, the stopping means are barrel-like structure, and one end is fixed on slide cartridge, The other end is extended to outside punch panel to the direction of punch panel, and spacing hole is provided with the end face of the other end, the spacing hole Diameter is smaller 0.2~0.5cm than the diameter of punch panel.
Further, the material of the slide cartridge is seamless steel pipe;The material of the colored ribbon is nylon;The material of the wire spool Matter is plastics;The material of the punch panel, push rod and bead is that density is 1.2g/cm3Hophornbeam.
Compared with prior art, the beneficial effects of the utility model:
1. device of the present utility model uses conservation of energy principle, abstract power is converted into visual distance and colored ribbon Color, it is visual strong, the requirement of recreational play and daily entertaining sexuality can be met.After bead is impacted, bead is due to bullet Power can drive colored ribbon to fly out and land, and can thus it is seen that got distance and color, thin according to the inspection power of offer, find out correspondingly The magnitude range of power is got, the visual of power change for making oneself to get is felt and can be adjusted action accordingly;It can apply to In daily exercise or in physical education, athletic competition;
2. apparatus structure of the present utility model is simple, cost is relatively low, practicality is very high.According to simple physical mechanical Principle, material common on the market is used, either production cost or installation and maintenance cost is all very cheap, and can Repeatedly use, there is higher cost performance;
3. device of the present utility model has higher interest, sight and antagonism.Bead drives coloured silk when flying out Band, just as a rainbow landing, there is high sight;The enjoyment of user's participation can be also improved simultaneously;Alternatively, it is also possible to More people carry out contest;
4. device strong applicability of the present utility model.From the point of view of using area, this money product and other amusements of a mass character are strong Body equipment is the same to be placed in vacant lot outside in general room;From the point of view of using crowd, this product meets all ages and classes level, dissimilarity The demand of others' group.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model device.
Fig. 2 is the slide cartridge internal structure schematic diagram of the utility model device.
Fig. 3 is the structural representation of the utility model device wire spool.
Fig. 4 is the utility model device stopping means spacing hole end structure illustration.
In figure:1st, support;2nd, slide cartridge;3rd, push rod;4th, spring;5th, punch panel;6th, bead;7th, aperture;8th, wire spool;81、 Interior axle;82nd, outer shaft;83rd, handle;84th, groove;9th, chute;10th, push pedal;11st, positioner;12nd, stopping means;13rd, it is spacing Hole.
Embodiment
Further detailed description, but embodiment party of the present utility model are to the utility model with reference to specific embodiment Formula not limited to this.
Embodiment 1:
Fist as shown in Figure 1 and Figure 2, which is buffeted, beats recording indicating device, including the support 1 of vertical direction fixation and horizontal direction are consolidated The slide cartridge 2 being scheduled on support 1, one end of slide cartridge 2 are provided with the push rod 3 that can put in slide cartridge 2;Set is wound with spring 4, spring 4 on push rod 3 External diameter and slide cartridge 2 external diameter it is equal, spring of the present utility model selects compression spring;The one end of push rod 3 outside slide cartridge 2 is fixed There is punch panel 5;Punch panel 5 is circle, pulvinus is fixed with the plate face of punch panel 5, and circle centre position is provided with eye-catcher; When carrying out punch with this center padded as impact and go out to slap, contribute to the active component of accurate impact punch panel 5, ensure the line of power Property transmission, slows down pessimal stimulation of the punch panel 5 for hand.
The other end of slide cartridge 2 is placed with bead 6, and the centre of sphere of bead 6, punch panel 5 are centrally located at the axial line of push rod 3 On;The transmission of power point-blank, reduces the loss of energy in transmittance process when purpose is guarantee impact.
Colored ribbon is fixed with bead 6;Using the direction of punch panel 5 after, there is an aperture 7 in the front end side wall of slide cartridge 2, colored ribbon leads to Small holes 7 are wrapped on the wire spool 8 being fixed on outside slide cartridge 2;As shown in figure 3, wire spool 8 is including outer outside interior axle 81 and its Axle 82, interior axle 81 are fixed on the wall of slide cartridge 2, and outer shaft 82 can rotate around interior axle 81;The mode that outer shaft and interior axle specifically connect is, outside Axle both ends are buckled in the groove at the both ends of interior axle and rotated.
Handle 83 is removably connected with outer shaft 82.The concrete mode being detachably connected is, the surface of handle 83 is along outer shaft 82 direction of axis line are uniformly provided with multiple strip projected parts, and outer shaft 82 and the contact surface of handle 83 are provided with corresponding with strip projected parts more Individual strip groove 84.In impact, first handle 83 can be laid down, mitigate the resistance when drive colored ribbon of bead 6 flies out.
There is spiral helicine groove 84 on the surface of outer shaft 82, and the colored ribbon is wrapped in groove 84.Bead 6 is driving colored ribbon It can guarantee that colored ribbon enters aperture 7 in order when flying out, aperture 7 can't be caused to block.
Sleeve is fixed with the end of handle 83, the surface at the end of handle 83 is uniformly provided with multiple strips along the direction of axis line of outer shaft 82 Projection, the inner surface of sleeve are provided with corresponding multiple strip grooves 84;Sleeve is provided with the handle 83 for rotating outer shaft 82;It is small Ball 6 receives impact collision and drives colored ribbon roll can be driven to rotate when flying out, when needing to withdraw after the landing of bead 6, Ke Yiyao Dynamic handle 83 is retracted bead 6 by withdrawing colored ribbon, needs to pick up the trouble of ball after avoiding impact every time.
The diameter of aperture 7 is tapered into by the outer wall inward wall of slide cartridge 2, it is therefore an objective to limits bead 6 when driving colored ribbon to fly out Whole group's colored ribbon is taken out of.The both sides of aperture 7 are provided with the chute 9 being parallel to each other on the outer wall of slide cartridge 2, are vertically installed with chute 9 Push pedal 10, push pedal 10 are provided with two and the mutually chimeric sliding block of chute 9, and push pedal 10 is slided by sliding block in chute, old When teacher or judge see bead, colored ribbon is fixed by promoting push pedal to block colored ribbon rapidly, facilitate accurate judgement slide cartridge to export The color of colored ribbon is held, determines whether the size of impact force.
In order to more easily implement, the bearing of aperture 7 and wire spool 8 and slide cartridge 2 is located in same horizontal line, and it is small Hole 7 is located at drum and the front end of the bearing of slide cartridge 2;About 7 both sides in aperture for chute 9, direction and the direction of axis line of slide cartridge 2 Unanimously.
Colored ribbon is divided into each length from the fixing end of bead 6 to the fixing end of wire spool 8, and each length scribbles different face Color.Specifically, colored ribbon is divided into each length from the fixing end of bead 6 to the fixing end of wire spool 8, and each length scribbles difference Color.
According to mechanical conservation and rule of horizontal projectile movement, negligible friction, colored ribbon is in cunning when can establish a landing of bead 6 One contrast relationship table of color and impact force size at 2 front ports of cylinder.
When the moment of the drive colored ribbon landing of bead 6, colored ribbon will be blocked by the push pedal 10 in manual control chute 9, recorded When bead 6 lands at the front port of slide cartridge 2 colored ribbon color, and then according to contrast relationship table and colored ribbon at the front port of slide cartridge 2 Color determines the size of impact force.
According to being actually needed, device of the present utility model can be embedded in ground or be fixed on bearing.
Support 1 can setting height be 1.5~1.7m, meet the use of normal height crowd.
Embodiment 2:
On the basis of embodiment 1, device of the present utility model is located at the port of the side of punch panel 5 with slide cartridge in slide cartridge 2 End surface symmetric is fixed with two positioners 11, and the one end of positioner 11 is fixed on the port, and the other end is to punch panel Direction extends, and the end face of the other end is fixed with rubber blanket;
The distance between two positioners 11 are less than the diameter of punch panel 5.The setting of positioner 11 can make spring 4 Decrement under impact force is less than its maximum compressibility, is a kind of protection device to spring 4, while also avoid impact force mistake Greatly, spring 4 is compressed excessively, cause energy conversion loss.
In addition, in order to prevent punch panel 5 and push rod 3 from being damaged when being rebounded after being impacted to hitting hitter, this practicality New device also includes a stopping means 12, and stopping means 12 is barrel-like structure, and one end is fixed on slide cartridge 2, the other end Extended to the direction of punch panel 5 outside punch panel 5, spacing hole 13 is provided with the end face of the other end, the diameter ratio of spacing hole 13 is hit Re-pack 5 the small 0.2~0.5cm of diameter.As shown in Figure 4.When punch panel 5 and push rod 3 are rebounding after being impacted, punch panel 5 The spacing hole 13 that the outer face of device 12 can be limited blocks.
Embodiment 3:
The principle of the utility model device and specific implementation situation will be described in detail in the present embodiment.
It is use law of conservation of energy that fist of the present utility model, which is buffeted and beats the principle of recording indicating device, and with reference to level throw motion Rule.Such as the device of embodiment 1, when the palm of people or the strength of fist act on the spring 4 and push rod being fixedly connected with punch panel 5 When 3, a part is converted into the elastic potential energy of the compression of spring 4, and a part is converted into the kinetic energy of bead 6, after bead 6 has kinetic energy The slide cartridge 2 that flies out does level throw motion.With reference to rule of horizontal projectile movement:In the horizontal direction, approx move with uniform velocity, on vertical direction Do the movement of falling object.After bead 6 lands, colored ribbon is pushed down by small push pedal 10, stops pulling out, so each impact force F has only The one colored ribbon length S that dishes out determined is corresponded to therewith, it is possible to which the function for building the colored ribbon length S and impact force F that dishes out closes System:F=f (S), the size of impact strength can be compared to dish out colored ribbon length, so as to draw games results.
Its corresponding equation is:Horizontal direction x=vt, y=1/2gt on vertical direction2, because height y is definite value, so right The landing time answered is definite value.So the line length that horizontal direction is thrown off also is definite value.
The quality of bead 6 is set as m, the natural length of spring 4 is L, and the length of compression is l, stiffness factor k, slide cartridge 2 Height away from ground is y, and the level of bead 6 is dished out apart from being x, and parabolical chord length is Z.
According to formula:
As line length S is drawn out, the length S of colored ribbon can be approximately equal to chord length Z,
That is S=Z is 3.
By that 1. 2. 3. can obtain:
F=mgS2/(4yl)+1/2kl-mgy/(4l) ④
Formula 4. in, m, g, k, y are definite value, therefore be may determine that, the length S and bullet that impact force F and colored ribbon are dished out The length l that spring 4 compresses is relevant.
In early stage in test process of the device, colored ribbon is pressed into length S in advance1、S2、S3……SnCorresponding painting is coloured1, color2、 Color3... colorn;In view of bead 6 when just being skidded off slide cartridge 2 by a critical force, bead 6, which lands, also takes certain length out of Colored ribbon, therefore, by S1It is set greater than the height y apart from ground equal to bead 6.If S14.=y, now may be used according to formula To obtain a minimum impact force Fmin, so, it have to be larger than its minimum using the impact force F of device of the present utility model and hit Beat power Fmin
In test process, choose different people and impact the device with different impact forces, measurement bead 6 is color when landing The length for the length S that band is dished out, and the length l that the spring 4 corresponding to laser range finder measures compresses;Record S, l and bead 6 fall The color of the exit colored ribbon of slide cartridge 2 during ground, and 4. S, l are substituted into formula, obtain corresponding impact force F;Some groups are recorded repeatedly Data, establishing the color of the exit colored ribbon of slide cartridge 2 and F direct mapping table when a bead 6 lands (can be named as Color inspection power book), power book directly can be examined according to color and intuitively read the big of impact force in the device in actual use It is small.
Embodiment 4:
On the basis of embodiment 1,2 and 3, the present embodiment chooses optimal implementation condition according to the needs of actual use.
The material of punch panel 5 and push rod 3 is 1.2g/cm all for density as bead 63Hophornbeam;The thickness of punch panel 5 It is set to 0.2cm, impact surface diameter 10cm, a diameter of 7cm of pulvinus;Can after being rebounded in view of push rod 3 in actual use Axial line keep level that can not necessarily with slide cartridge 2, the free end of push rod 3 can slightly upwardly face upward, in order to keep the effective of impact force Transmit, pulvinus can be moved up 0.1~0.2cm centrally along the longitudinal axis of push rod 3, and eye-catching face is identified in the emphasis of pulvinus Color, convenient accurate impact, the accurate size for determining impact force.
In order to keep balancing, the weight of punch panel 5 will be much smaller than the weight of push rod 3.
It should be noted that in actual applications, device of the present utility model can be according to the height of support 1 difference, spring 4 Stiffness factor difference etc. is designed as different models, to meet crowd's strike needs of different heights, different strength magnitude ranges.
Concrete example explanation below:
Setting:Small hophornbeam ball m=250g, diameter R=7cm;Spring 4 length L=12cm, stiffness factor k=300N/m; The height off the ground y=1.6m of bead 6;The length that colored ribbon is dished out is S;The length that spring 4 compresses is l, according to the formula in embodiment 2 ④,
F=mgS2/(4yl)+1/2kl-mgy/(4l)
It can obtain,
F=(0.38S2-0.98+150l2)/l ⑤
According to formula 5., different people is chosen in device test process early stage as described in embodiment 3 with different Impact force impacts the device, but impact force is greater than Fmin, the length for the length S that colored ribbon is dished out, is used in combination when measurement bead 6 lands The length l that spring 4 corresponding to laser range finder measurement compresses;Establish the color of the exit colored ribbon of slide cartridge 2 when a bead 6 lands With F direct mapping table.
Such as colored ribbon length S1For red, S2For yellow, S3For blueness ... SnFor green, when only red appears in cunning During 2 port of cylinder, corresponding impact force is F1, when yellow appears in 2 port of slide cartridge, corresponding impact force is F2, when blueness occurs At 2 port of slide cartridge, corresponding impact force is F3, by that analogy, when green appears in 2 port of slide cartridge, corresponding impact force For Fn
Color inspection power book is as shown in table 1:
Table 1
The color of slide cartridge exit colored ribbon when bead lands Color1 Color2 Color3 Color4 Color5 Color ... Colorn
Impact force F1 F2 F3 F4 F5 F… Fn
In the device in actual use, impact force can intuitively be read according to the color of colored ribbon at the port of slide cartridge 2 One size.
It should be noted that impact force corresponding to the color of every section of colored ribbon is a scope, the size of scope can basis The color distance of colored ribbon is specifically adjusted.
The demand of device of the present utility model when mounted:
Assuming that slide cartridge axial line, apart from ground 1.7m, it is 90 ㎏ to hit hitter's body weight, and the impact force according to a people is about 2/3rds empirical values of its body weight calculate, its impact force=90 × 2/3=60 ㎏, then its fist power got just probably exists 60 ㎏ or so.
By:Power × power arm=default resistance × resistance arm
:60 × 1.7=presets resistance × 0.6
The ㎏ of default resistance=170,
By:Density=1350 ㎏/m of p=P=ρ gh cements3
P=1350 × 10 × 0.6=8100N/ ㎡
Actual resistance=P*s=8100 × 0.6 × the ㎏ of 0.6=2916N ≈ 292
Because now actual resistance is more than default resistance, so, underground 60cm is embedded in the water of 60 × 60 × 60 square Silt stone is built in bottom, it is possible to meets the exercise demand of the people of 90 ㎏ or so weights.
Device of the present utility model can be used for physical education, match or interest exercise.Such as in physical education in use, When student's fist or buffet beat beater plate after, punch panel 5 drives push rod 3 and spring 4 to be moved into slide cartridge 2, and spring 4 is blocked in Outside slide cartridge, push rod 3 continues the nose motion to slide cartridge 2 under force, and then touches bead 6, and bead 6 is therewith with colored ribbon Fly out slide cartridge 2, can be appreciated that colored ribbon such as one of rainbow, is increasingly grown, later falls into ground;Now, teacher is seeing that bead 6 falls While ground, the rapid push pedal 10 promoted in chute 9, colored ribbon is blocked;Then the colored ribbon color that the port of slide cartridge 2 goes out is checked, according to Cut-and-dried color inspection power is thin, and according to the color of the port of slide cartridge 2, fist corresponding to student will be known in the most short time The magnitude range of (palm) power.
Device of the present utility model uses conservation of energy principle, and abstract power is converted into visual distance and colored ribbon face Color, it is visual strong, the requirement of recreational play and daily entertaining sexuality can be met.After bead is impacted, bead is due to elastic force Colored ribbon can be driven to fly out and landed, got distance and color can be thus it is seen that, it is thin according to the inspection power of offer, find out corresponding beat The magnitude range of output.The visual of power change for making oneself to get is felt and can be adjusted action accordingly;It can apply to day In normal exercise or in physical education, athletic competition.Apparatus structure of the present utility model is simple, cost is relatively low, practicality very It is high.According to simple physical mechanical principle, material common on the market, either production cost or installation are used Maintenance cost is all very cheap, and can be repeated several times use, has higher cost performance.Device of the present utility model have compared with High interest, sight and antagonism.Bead drives colored ribbon when flying out, and just as a rainbow landing, has high sight Reward property;The enjoyment of user's participation can be also improved simultaneously;Contest is carried out alternatively, it is also possible to more people.Device of the present utility model is fitted It is strong with property.From the point of view of using area, this money product can be placed in outside in general room as other entertainment body-building equipment of a mass character Vacant lot;From the point of view of using crowd, this product meets the needs of all ages and classes level, different sexes crowd.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded To belong to the scope of protection of the utility model.

Claims (10)

1. a kind of fist, which is buffeted, beats recording indicating device, it is characterised in that:The support fixed including vertical direction(1)And horizontal direction is consolidated The slide cartridge being scheduled on support(2), the slide cartridge(2)One end be provided with and can put in the push rod of slide cartridge(3);Push rod(3)Upper set is wound with Spring(4), the spring(4)External diameter and slide cartridge(2)External diameter it is equal;The push rod(3)In slide cartridge(2)Outer one end is fixed There is punch panel(5);
The slide cartridge(2)The other end be placed with bead(6), bead(6)The centre of sphere, punch panel(5)It is centrally located at push rod(3) Axial line on;
The bead(6)On be fixed with colored ribbon;In the slide cartridge(2)Other end side wall have an aperture(7), the colored ribbon passes through Aperture(7)It is wrapped in and is fixed on slide cartridge(2)Outer wire spool(8)On;The colored ribbon is from bead(6)Fixing end is to wire spool(8) Fixing end is divided into each length, and each length scribbles different colours.
2. device according to claim 1, it is characterised in that:The wire spool(8)Including interior axle(81)With its outside Outer shaft(82), interior axle(81)It is fixed on slide cartridge wall, outer shaft(82)Can be around interior axle(81)Rotation;The outer shaft(82)It is upper detachable It is connected with handle(83).
3. device according to claim 2, it is characterised in that:The outer shaft(82)Surface have spiral helicine groove (84), the colored ribbon is wrapped in groove(84)It is interior.
4. device according to claim 2, it is characterised in that:The handle(83)Surface it is equal along outer shaft direction of axis line It is even to be provided with multiple strip projected parts, the outer shaft(82)And handle(83)Contact surface is provided with multiple strips corresponding with strip projected parts Groove.
5. device according to claim 4, it is characterised in that:The aperture(7)Diameter by slide cartridge outer wall inward wall by Gradual change is small, in slide cartridge(2)Aperture on outer wall(7)Both sides be provided with the chute that is parallel to each other(9), chute(9)On be vertically installed with Push pedal(10), push pedal(10)It is provided with two and chute(9)Mutually chimeric sliding block, push pedal(10)Slided by sliding block in chute It is dynamic.
6. device according to claim 5, it is characterised in that:The aperture(7)And wire spool(8)With slide cartridge(2)Consolidate Fixed place is in same horizontal line, and aperture(7)Positioned at wire spool(8)With slide cartridge(2)Bearing front end;The chute (9)In aperture(7)Upper and lower both sides, direction and slide cartridge(2)Direction of axis line is consistent.
7. device according to claim 1, it is characterised in that:The punch panel(5)For circle, punch panel(5)Plate face On be fixed with pulvinus, and circle centre position is provided with conspicuous color.
8. device according to claim 7, it is characterised in that:The slide cartridge(2)Positioned at the port of punch panel side with cunning The end surface symmetric of cylinder is fixed with two positioners(11), the positioner(11)One end is fixed on the port, another The direction extension to punch panel is held, the end face of the other end is fixed with rubber blanket;Described two positioners(11)Between Distance is more than slide cartridge(2)Diameter and be less than punch panel(5)Diameter.
9. device according to claim 8, it is characterised in that:Also include a stopping means(12), the stopping means (12)For barrel-like structure, one end is fixed on slide cartridge(2)On, the other end is to punch panel(5)Direction extend to punch panel(5)Outside, Spacing hole is provided with the end face of the other end(13), the spacing hole(13)Diameter compare punch panel(5)Diameter it is small by 0.2 ~ 0.5cm。
10. according to the device described in claim any one of 1-9, it is characterised in that:The slide cartridge(2)Material be seamless steel Pipe;The material of the colored ribbon is nylon;The wire spool(8)Material be plastics;The punch panel(5), push rod(3)And bead (6)Material be hophornbeam that density is 1.2 g/ cm3.
CN201621476296.5U 2016-12-30 2016-12-30 A kind of fist, which is buffeted, beats recording indicating device Withdrawn - After Issue CN206950175U (en)

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* Cited by examiner, † Cited by third party
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CN107343794A (en) * 2016-12-30 2017-11-14 陕西师范大学 A kind of fist, which is buffeted, beats recording indicating device
CN109147503A (en) * 2018-09-14 2019-01-04 吕振阳 A kind of Free Falling Object And Acceleration of Gravity measuring instrument

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107343794A (en) * 2016-12-30 2017-11-14 陕西师范大学 A kind of fist, which is buffeted, beats recording indicating device
CN107343794B (en) * 2016-12-30 2023-04-14 陕西师范大学 Boxing palm beating force-counting device
CN109147503A (en) * 2018-09-14 2019-01-04 吕振阳 A kind of Free Falling Object And Acceleration of Gravity measuring instrument
CN109147503B (en) * 2018-09-14 2020-08-14 吕振阳 Free falling body gravity acceleration measuring instrument

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