CN207351880U - A kind of athletic ground spin friction tester - Google Patents
A kind of athletic ground spin friction tester Download PDFInfo
- Publication number
- CN207351880U CN207351880U CN201721199054.0U CN201721199054U CN207351880U CN 207351880 U CN207351880 U CN 207351880U CN 201721199054 U CN201721199054 U CN 201721199054U CN 207351880 U CN207351880 U CN 207351880U
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- test
- bottom plate
- transmission rod
- friction tester
- spin friction
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Abstract
The utility model, which discloses athletic ground spin friction tester, to be included：Test box, the test box include a bottom and are equipped with the housing of perforation and counter weight device and linkage in the housing, wherein：The counter weight device includes test bottom plate and counterweight, and the bottom of the test bottom plate passes through the perforation, and the bottom of the test bottom plate is equipped with one group of uniformly distributed standard rubbers piece, and the counterweight is arranged on above the test bottom plate；The linkage includes a transmission rod, and the transmission rod is fixed on the test bottom plate through the counterweight；Torsiometer, it is connected to above the transmission rod and above the outside of the test box, and the torsiometer, which rotates, can drive the transmission rod to rotate, and then drive the standard rubbers piece to rub on the test surfaces, while the torsiometer reads torque value.The simulation reality easy to operate, easy to carry, simple in structure, more preferable that the utility model has the advantages that rubs, manufacture cost is low.
Description
Technical field
A kind of test equipment is the utility model is related to, is a kind of athletic ground spin friction tester more specifically.
Background technology
While people's living standard generally improves, it is essential that sport and body-building increasingly becomes our daily lifes
Activity.The various competitive sports such as the Olympic Games, championship, the National Games, Universiade University Games are also in the ascendant.Emerge in large numbers all over the world
Various venue/places are to accept these races.
For the safety of the fairness of achievement, and sportsman, the test of the friction of paving material is also gradually subject to people's
Pay attention to.And the test method is also very immature at present, most of paving directly employs detection method-pendulum of road friction
Method testing friction coefficient.And the mode of this pendulum method testing friction is not particularly suited for movement occasion and relative motion principle.
So the new friction testing method for meeting Kinematics Law is extremely urgent.
Utility model content
Since the prior art is there is the above problem, the utility model proposes a kind of athletic ground spin friction tester,
It can effectively solve the problem that problems of the prior art.
The utility model solves the above problems by the following technical programs：
Athletic ground spin friction tester includes：Test box, the test box include the housing that a bottom is equipped with perforation
And counter weight device and linkage in the housing, wherein：The counter weight device includes test bottom plate and matches somebody with somebody
Weight, the bottom of the test bottom plate pass through the perforation, and the bottom of the test bottom plate is equipped with one group of uniformly distributed standard rubber
Film, the counterweight are arranged on above the test bottom plate；The linkage includes a transmission rod, and the transmission rod is described in
Counterweight is fixed on the test bottom plate；Torsiometer, it is connected to above the transmission rod and positioned at the outside of the test box
Top, the torsiometer, which rotates, can drive the transmission rod to rotate, and then drive the standard rubbers piece on the test surfaces
Friction, while the torsiometer reads torque value.
It is preferred that one end of the transmission rod is equipped with the torsion port to connect with the torsiometer, the transmission rod
The other end is connected to the test bottom plate, and the transmission rod is equipped with unidirectional clamp spring, and counterweight can be made to block clamp spring after being lifted and kept away
Exempt to fall.
It is preferred that the test box is equipped with two grooves being recessed inwardly, leader is equipped with each groove,
The both ends of the handle are articulated in two inner sides of the groove, the handle can groove upset relatively, the depth of the groove
Thickness of the degree more than the handle.
It is preferred that the standard rubbers piece is three pieces altogether, it is TPU materials, hardness is between 85A-90A, size 50
Mm dia, 2 mm of thickness, and the surrounding of the standard rubbers piece are smooth 1 millimeter of fillet, and the decorative pattern of its upper surface is just
The repeated combination of hexagon.
It is preferred that the bottom for being fixed on the test bottom plate that the standard rubbers piece can be removed.
It is preferred that the test bottom plate is a rigid disc, and the disk is detachably secured to the transmission rod
On.
It is preferred that the bottom of the test box be equipped with can relatively described test box rotary folding stent, the stent
It can support the test box after expansion
Athletic ground spin friction tester due to using above-mentioned technological means, the application can be by testing on bottom plate
Standard rubbers piece weigh the friction coefficient of test site, the movement of the utility model by calculating the ratio of gravity and torsion
Place spin friction tester, there is simulation reality easy to operate, easy to carry, simple in structure, more preferable to rub, manufacture cost
The advantages of low.
Brief description of the drawings
Fig. 1 is the structure diagram of an embodiment of the utility model.
Fig. 2 is can to hide handle schematic diagram.
Embodiment
With reference to embodiment, the utility model is described in detail.
Shown in Figure 1, the athletic ground spin friction tester of the present embodiment includes test box 1, counter weight device 2, connection
Dynamic device 3 and torsiometer 4.
The test box 1 includes a bottom and is equipped with the housing 11 of perforation and the counter weight device 2 in the housing 11
And linkage 3.As shown in Fig. 2, the test box 1 is equipped with two grooves 12 being recessed inwardly, each groove 12
Interior to be equipped with leader 13, the both ends of the handle 13 are articulated in two inner sides of the groove 12, and the handle 13 can be relatively described
Groove is overturn, and the depth of the groove 12 is more than the thickness of the handle.The test box is equipped with suppressible handle, when need
It can be puted forth effort when moving test box by hiding handle.
It is 10Kg that the counter weight device 2, which includes test bottom plate 21 and counterweight 22, total counterweight,.The test bottom plate 21 is one
Steel disc, it is arranged on the center of the test box 1, to ensure uniform force.The disk is detachably secured to institute
State on linkage 3.The bottom of the test bottom plate 21 passes through the perforation.The bottom of the test bottom plate 2 is equal equipped with one group
The standard rubbers piece 5 of even laying.The counterweight 22 is arranged on the top of the test bottom plate 21.The standard rubber in this embodiment
Film 5 is three pieces altogether, is TPU materials, and for hardness between 85A-90A, size is 50 mm dias, 2 mm of thickness, and described
The surrounding of standard rubbers piece is smooth 1 millimeter of R angles, 1mmR angles can smooth more too small obstacle, make test process smooth, keep away
Exempt from since right angle produces cutting effect, the decorative pattern of its upper surface is the repeated combination of regular hexagon.The standard rubbers piece 5 is pasted
In the bottom of the test bottom plate, in order to convenient maintenance or replace.
The linkage 3 includes a transmission rod 31, and the transmission rod 31 is connected to the test through the counterweight 22
On bottom plate 21.The function of the existing torsion conduction of transmission rod, while be also guide rod.Transmission rod 31 has unidirectional clamp spring above, can be with
Counterweight is blocked clamp spring after being lifted, avoid falling.The bottom surface of test box is avoided to receive unnecessary scrape in transport/moving process
Wipe, influence accuracy of instrument and stability.
Torsiometer 4 is connected to the top of transmission rod 31 and above the outside of the test box 1.The torsiometer 4
Rotation the transmission rod 31 can be driven to rotate, then drive the standard rubbers piece 5 to rub on the test surfaces, while institute
State torsiometer 5 and read torque value.Torsiometer 4 is easy to operate, can be equipped with different accuracy torsiometer according to different occasions to be measured, mutually
It is transsexual strong.
The bottom of the test box 1 be equipped with can relatively described test box rotary folding stent 7, after the stent 7 is unfolded
The test box is can support, increases stability.
For the present embodiment in use, test box 1 is fixed, test box 1 is horizontal and counterweight 22 is adjusted to normal value, uses torsion
The rotation transmission rod 31 of meter 4, makes the standard rubbers block 5 of constant weight rub on test surfaces and reads torque value.Pass through torsion
The application torsion of meter 4 gives drive link 31, and the test plate 21 of counterweight 22 is twisted by drive link 31, so that test plate 21 is with surveying
Take temperature and produce relative rotation between face.Because being adhesive with standard rubbers block 5 on test plate 21, by the ratio for calculating gravity and torsion
Value tests the friction coefficient of surface layer to weigh.
The present embodiment passes through the relative motion in rotating mode skimulated motion person sole and paving, very close actual feelings
Condition, obtained data can directly assess influence of the place to sportsman and result of the match.It can be surveyed at the scene
Examination, portability are very good.Dependence test instrument can not take laboratory out of before overcoming, the drawbacks of can not reappearing field condition.
Rotary motion is compared to straight line or bob motion, it is linear more preferable, and flatness is more preferable.
It is to be understood that these embodiments are merely to illustrate the utility model rather than limitation the scope of the utility model.
In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art can make the utility model
Various changes or modification, these equivalent forms also fall within the scope of the appended claims of the present application.
Claims (7)
1. athletic ground spin friction tester, it is characterised in that including：
Test box, the test box include a bottom be equipped with perforation housing and counter weight device in the housing and
Linkage, wherein：
The counter weight device includes test bottom plate and counterweight, and the bottom of the test bottom plate passes through the perforation, the test
The bottom of bottom plate is equipped with one group of uniformly distributed standard rubbers piece, and the counterweight is arranged on above the test bottom plate；
The linkage includes a transmission rod, and the transmission rod is fixed on the test bottom plate through the counterweight；
Torsiometer, it is connected to above the transmission rod and above the outside of the test box, and the torsiometer rotates can
Drive the transmission rod to rotate, then drive the standard rubbers piece to rub on the test surfaces, while the torsiometer is read
Take torque value.
2. spin friction tester in athletic ground according to claim 1, it is characterised in that one end of the transmission rod is set
There is the torsion port to connect with the torsiometer, the other end of the transmission rod is connected to the test bottom plate, the transmission rod
Unidirectional clamp spring is equipped with, counterweight can be made to block clamp spring after being lifted and avoid falling.
3. spin friction tester in athletic ground according to claim 1, it is characterised in that the test box is equipped with two
A groove being recessed inwardly, each groove is interior to be equipped with leader, and the both ends of the handle are articulated in the two of the groove
Side, the handle can groove upset relatively, the depth of the groove is more than the thickness of the handle.
4. spin friction tester in athletic ground according to claim 1, it is characterised in that the standard rubbers piece is altogether
Three pieces, are TPU materials, for hardness between 85A-90A, size is 50 mm dias, 2 mm of thickness, and the standard rubbers piece
Surrounding be smooth 1 millimeter of fillet, the decorative pattern of its upper surface is the repeated combination of regular hexagon.
5. spin friction tester in athletic ground according to claim 4, it is characterised in that the standard rubbers piece is removable
That removes is fixed on the bottom of the test bottom plate.
6. spin friction tester in athletic ground according to claim 1, it is characterised in that the test bottom plate is firm for one
Property disk, and the disk is detachably secured on the transmission rod.
7. spin friction tester in athletic ground according to claim 1, it is characterised in that the bottom of the test box is set
Have can relatively described test box rotary folding stent, can support the test box after stent expansion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721199054.0U CN207351880U (en) | 2017-09-19 | 2017-09-19 | A kind of athletic ground spin friction tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721199054.0U CN207351880U (en) | 2017-09-19 | 2017-09-19 | A kind of athletic ground spin friction tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207351880U true CN207351880U (en) | 2018-05-11 |
Family
ID=62411153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721199054.0U Active CN207351880U (en) | 2017-09-19 | 2017-09-19 | A kind of athletic ground spin friction tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207351880U (en) |
-
2017
- 2017-09-19 CN CN201721199054.0U patent/CN207351880U/en active Active
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