CN203479621U - Ball clamping device of ball bounce rate measuring machine of lawn of football field - Google Patents
Ball clamping device of ball bounce rate measuring machine of lawn of football field Download PDFInfo
- Publication number
- CN203479621U CN203479621U CN201320617938.9U CN201320617938U CN203479621U CN 203479621 U CN203479621 U CN 203479621U CN 201320617938 U CN201320617938 U CN 201320617938U CN 203479621 U CN203479621 U CN 203479621U
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- optical axis
- ball
- mount pad
- football
- electromagnet
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Abstract
The utility model aims to provide a ball clamping device of a ball bounce rate measuring machine of a lawn of a football field. The ball clamping device can effectively meet the requirement for the football clamping function from the bounce rate measuring machine, and is simple in structure, light in mass, reliable in performance and convenient to control. The ball clamping device comprises a connection base, a supporting polished shaft, a ball frame installation base, a ball frame, an electromagnet installation base, a sucker electromagnet, a rotating shaft, a lever, a balancing weight and the like. The falling position of a football can be controlled by adjusting the installation position, on the supporting polished shaft, of the connection base, the ball frame installation base and the like, the measurement requirements under various conditions can be met, the structure is simple, the performance is reliable, most parts are made of aluminum profiles, and the overall mass is light.
Description
Technical field
The utility model relates to Football Field Turf ball bounce-back rate measuring technique, concrete, relates to a kind of ball clamping device of Football Field Turf ball bounce-back rate measuring machine.
Background technology
Ball bounce-back rate is to detect an important technology requirement of natural lawn, football pitch performance, the sports field request for utilization of national standard < < natural material and method of inspection > > (GB/T1995.1-2006) regulation, ball bounce-back rate refers to that football Vertical Free falls to the height rebounding behind surface, place and the number percent that starts height of drop, acceptance value should be 15%～55%, and optimum value should be 20%～50%.
Granted publication CN2921821Y(application number 200620040181.1) Chinese patent literature discloses a kind of ground ball proving installation that vertically rebounds; comprise straight-bar, the supporting seat being connected with the bottom of straight-bar and be connected to the fixed mechanism for fixing test ball on straight-bar, the said fixed mechanism for fixing test ball comprises cross bar, outer montant, interior montant, fixed bar, reseting elastic element and dragrope; Outer montant is fixed on the outer end of cross bar, one end of interior montant is by the rotating the inner that is connected to cross bar of pin, fixed bar is fixed on the cross bar between interior montant and straight-bar, reseting elastic element is fixed between interior montant and fixed bar, and one end of said dragrope is connected with the other end of interior montant.
Granted publication CN 200952988Y(application number 200620120036.4) Chinese patent literature discloses a kind of lawn rebound resilience instrument, it comprises support and service platform, described service platform is arranged on the top of described support, described support is provided with the service thimble that can move up, described service platform is provided with base plate, described base plate comprises the trap that can start to fore-telling, described trap be positioned at described service thimble above, connection between each several part all can adopt takes out the mode of connecing or other dismountable syndetons, described support bar can be formed by 3 sections of grafting, the base of described support bar also can adopt connected structure.
The defects such as said apparatus exists measuring accuracy low, operation inconvenience.Until at present, domestic to the simple eye estimate mode of the many employings of the measurement of ball bounce-back rate, measuring accuracy is low, yet there are no the report of relevant device for accurately measuring.
Summary of the invention
The purpose of this utility model is to provide a kind of ball clamping device of Football Field Turf ball bounce-back rate measuring machine, and this device can effectively meet the functional requirement of bounce-back rate measuring machine to football clamping, and simple in structure, quality light, dependable performance, be convenient to control.
The technical solution adopted in the utility model is: a kind of ball clamping device of Football Field Turf ball bounce-back rate measuring machine, it is characterized in that, and comprising: Connection Block, be L-type, by standard aluminum corner brace, processed, two ends, side are provided with optical axis hole, and bottom is bolted on the top of measuring machine lifting device; Support optical axis, 2, pass respectively the optical axis hole at two ends, described mount pad side, and by optical axis bearing, be fixed on the side of described mount pad; Ball frame mount pad, is L-type, by standard aluminum corner brace, is processed, and two ends, side are provided with optical axis hole, is fixed on described support optical axis, with the two ends of supporting optical axis described in described Connection Block office by optical axis bearing; Ball frame, one end is bolted on the bottom of described ball frame mount pad, and its middle part is provided with the circular hole that a diameter is slightly larger than football diameter, and football can be fallen smoothly, does not have again large rocking; Electromagnet mount pad, is L-type, by standard aluminum corner brace, is processed, and two ends, side are provided with optical axis hole, is fixed on the middle part of described support optical axis by optical axis bearing; Sucker electromagnet, is arranged on the bottom of described electromagnet mount pad by screw, it provides ball chuck to hold required power; Rotating shaft, is arranged on the side of described ball frame mount pad by two vertical optical axis bearings; Lever, is " second " font, and middle part is sleeved in described rotating shaft, forms revolute pair with described rotating shaft; Balancing weight, top is bolted on one end of described lever, bottom is slightly larger in diameter in the column type of described sucker electromagnet diameter, when the energising of described sucker electromagnet and its be tightly attached together.Described lever is partial to described ball frame one side with the center of gravity of combining of described balancing weight, makes after described sucker electromagnet dead electricity, and football can be from the free-falling of described ball frame, and does not produce deflection.
Further, described Connection Block, described ball frame mount pad and the installation site of described electromagnet mount pad on described support optical axis are all adjustable, can require to adjust easily according to measuring.
The utlity model has following advantage:
1, by adjusting Connection Block, ball frame mount pad etc. in the installation site of supporting on optical axis, the position, whereabouts of football can be controlled, the measurement requirement in multiple situation can be met.
2, simple in structure, dependable performance, and multiple component adopts aluminium section bar to process greatly, and total quality is light.
Accompanying drawing explanation
Fig. 1 is the utility model general structure schematic diagram.
Fig. 2 is that the utility model ball chuck is held view.
Fig. 3 is the utility model ball let-down view.
Description of reference numerals: 1-Connection Block; 2-supports optical axis; 3-optical axis bearing; 4-ball frame mount pad; 5-ball frame; 6-electromagnet mount pad; 7-sucker electromagnet; 8-rotating shaft; The vertical optical axis bearing of 9-; 10-lever; 11-balancing weight.
Embodiment
Below by drawings and Examples, the utility model is described in further detail.
Embodiment: a kind of ball clamping device of Football Field Turf ball bounce-back rate measuring machine, structure as Figure 1-3, comprising: Connection Block 1, be L-type, by standard aluminum corner brace, processed, two ends, side are provided with optical axis hole, and bottom is bolted on the top of measuring machine lifting device; Support 2,2, optical axis, pass respectively the optical axis hole at mount pad 1 two ends, side, and by optical axis bearing 3, be fixed on the side of mount pad 1; Ball frame mount pad 4, is L-type, by standard aluminum corner brace, is processed, and two ends, side are provided with optical axis hole, is fixed on and is supported on optical axis 2, with the two ends of Connection Block 1 office support optical axis 2 by optical axis bearing 3; Ball frame 5, one end is bolted on the bottom of ball frame mount pad 4, and its middle part is provided with the circular hole that a diameter is slightly larger than football diameter, and football can be fallen smoothly, does not have again large rocking; Electromagnet mount pad 6, is L-type, by standard aluminum corner brace, is processed, and two ends, side are provided with optical axis hole, is fixed on the middle part of supporting optical axis 2 by optical axis bearing 3; Sucker electromagnet 7, is arranged on the bottom of electromagnet mount pad 6 by screw, it provides ball chuck to hold required power; Rotating shaft 8, is arranged on the side of ball frame mount pad 4 by two vertical optical axis bearings 9; Lever 10, is " second " font, and middle part is sleeved in rotating shaft 8, forms revolute pair with rotating shaft 8; Balancing weight 11, top is bolted on one end of lever 10, bottom is slightly larger in diameter in the column type of sucker electromagnet 7 diameters, when sucker electromagnet 7 energising and its be tightly attached together.Lever 10 and balancing weight 11 combine center of gravity deflection ball frame 5 one sides, make after sucker electromagnet 7 dead electricity, football can be from 5 free-fallings of ball frame, and do not produce deflection.
Further, Connection Block 1, ball frame mount pad 4 and electromagnet mount pad 6 are all adjustable in the installation site of supporting on optical axis 2, can require to adjust easily according to measuring.
Concrete steps when the utility model is used are:
1, sucker electromagnet 7 energisings, are tightly adsorbed on sucker electromagnet 7 balancing weight 11, and drive lever 10 to rotate, and make it be fixed on horizontal level.
2, football is put into ball frame 5, football bottom is blocked and cannot be fallen by lever 10, in clamp position.
3, lifting device promotes this utility model and moves to specified altitude assignment.
4, sucker electromagnet 7 power-off, make lever 10 in free state, football free-falling under Action of Gravity Field.
5, measurement mechanism completes after measurement, and lifting device drives this utility model to get back to initial position, waits for lower task.
Claims (1)
1. a ball clamping device for Football Field Turf ball bounce-back rate measuring machine, is characterized in that,
Comprise:
Connection Block, is L-type, and two ends, side are provided with optical axis hole, and bottom is bolted on the top of measuring machine lifting device;
Support optical axis, 2, pass respectively the optical axis hole at two ends, described mount pad side, and by optical axis bearing, be fixed on the side of described mount pad;
Ball frame mount pad, is L-type, and two ends, side are provided with optical axis hole, is fixed on described support optical axis, with the two ends of supporting optical axis described in described Connection Block office by optical axis bearing;
Ball frame, one end is bolted on the bottom of described ball frame mount pad, and its middle part is provided with the circular hole that a diameter is slightly larger than football diameter;
Electromagnet mount pad, is L-type, and two ends, side are provided with optical axis hole, is fixed on the middle part of described support optical axis by optical axis bearing;
Sucker electromagnet, is arranged on the bottom of described electromagnet mount pad by screw;
Rotating shaft, is arranged on the side of described ball frame mount pad by two vertical optical axis bearings;
Lever, is " second " font, and middle part is sleeved in described rotating shaft, forms revolute pair with described rotating shaft;
Balancing weight, bottom is slightly larger in diameter in the column type of described sucker electromagnet diameter, and top is bolted on one end of described lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320617938.9U CN203479621U (en) | 2013-10-09 | 2013-10-09 | Ball clamping device of ball bounce rate measuring machine of lawn of football field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320617938.9U CN203479621U (en) | 2013-10-09 | 2013-10-09 | Ball clamping device of ball bounce rate measuring machine of lawn of football field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203479621U true CN203479621U (en) | 2014-03-12 |
Family
ID=50227933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320617938.9U Withdrawn - After Issue CN203479621U (en) | 2013-10-09 | 2013-10-09 | Ball clamping device of ball bounce rate measuring machine of lawn of football field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203479621U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487321A (en) * | 2013-10-09 | 2014-01-01 | 聊城大学 | Ball holding device for measuring football field lawn ball rebound rate |
-
2013
- 2013-10-09 CN CN201320617938.9U patent/CN203479621U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487321A (en) * | 2013-10-09 | 2014-01-01 | 聊城大学 | Ball holding device for measuring football field lawn ball rebound rate |
| CN103487321B (en) * | 2013-10-09 | 2015-08-12 | 聊城大学 | A kind of ball clamping device measuring Football Field Turf ball rebound rate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150812 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20150812 |
|
| RGAV | Abandon patent right to avoid regrant |