CN102706798B - Football rebound rate measuring device for football fields - Google Patents
Football rebound rate measuring device for football fields Download PDFInfo
- Publication number
- CN102706798B CN102706798B CN201210186253.3A CN201210186253A CN102706798B CN 102706798 B CN102706798 B CN 102706798B CN 201210186253 A CN201210186253 A CN 201210186253A CN 102706798 B CN102706798 B CN 102706798B
- Authority
- CN
- China
- Prior art keywords
- clamper
- guide
- axis
- base
- football
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a football rebound rate measuring device for football fields. The device mainly comprises a base, a lifting mechanism and a clamping mechanism; the lifting mechanism is arranged on the base, consists of a sensor bracket and three lifting assemblies with similar structures, and is used for pushing a football and the clamping mechanism to specified heights; and the clamping mechanism is arranged on the top of the lifting mechanism and used for clamping and releasing the football. The device can effectively meet the requirements of the football fields of natural lawns and artificial lawns for football rebound rate measurement, and has the advantages of simple structure, convenience in operation and the like.
Description
Technical field
The present invention relates to pitch football bounce-back rate measuring technique, concrete, relate to a kind of pitch football bounce-back rate measurement mechanism.
Background technology
Football bounce-back rate, be that football Vertical Free falls to the height rebounding behind surface, place and the number percent that starts height of drop, be to detect a whether qualified important indicator of pitch, State Standard of the People's Republic of China < < natural material sports field request for utilization and method of inspection > > (GB/T 19995.1-2005) have made clear and definite regulation to the computing method of pitch football bounce-back rate.But up to now, the domestic measurement to pitch football bounce-back rate still adopts traditional manual type, to the research of pitch football bounce-back rate measurement mechanism seldom, can not meet the demand that pitch develops rapidly.
Summary of the invention
The object of the present invention is to provide a kind of pitch football bounce-back rate measurement mechanism, this device can effectively meet the needs of nature lawn and the measurement of artificial lawn pitch football bounce-back rate, and has the advantages such as simple in structure, easy to operate.
The technical solution used in the present invention is: a kind of pitch football bounce-back rate measurement mechanism, comprising: base; Lifting mechanism, is arranged on described base, consists of, for football and clamping device are pushed to specified altitude sensor stand and three close lift assemblies of structure; Clamping device, is arranged on the top of described lifting mechanism, for clamping and the release of football.
Further, described base comprises: base plate, and its outside surrounding is provided with four screw mounting holes, and middle part is provided with a level meter mounting groove; Four foot screws, are arranged on respectively in four screw mounting holes of described base plate, and position is adjustable; Level meter, is arranged in the level meter mounting groove of described base plate.By eye-level instrument and adjust foot screw, can make the base can assurance level in any position of pitch.
Further, described lifting mechanism comprises: three of upper, middle and lower lift assemblies, and structure is close, is connected in series successively, and lower lift assemblies is bolted on the base plate of described base, and three lift assemblies liftings simultaneously, also can control separately; Sensor stand, is bolted in described lower lift assemblies, and its external part is provided with a plurality of installation of sensors hole, and the installation site of sensor stand and sensor is all adjustable, to meet the measurement needs in multiple situation.
Further, described three lift assemblies include: holder, by orthogonal two flat boards, formed, and between two flat boards, be separately provided with reinforcement, to strengthen the rigidity of holder; Mobile base, can be with respect to holder traveling priority after assembling; Left and right sliding unit bearing, is bolted on respectively the both sides, top of described holder; Left and right sliding unit, middle part is provided with cylinder hole shape slideway, and is separately fixed on described left and right sliding unit bearing by screw; Left and right axis of guide bearing, middle part is provided with guiding axis hole, and two ends are bolted on described Mobile base both sides; Left and right mobile guide axle, one end is fixed in the guiding axis hole of described left and right axis of guide bearing, and the other end stretches in the slideway of described left and right sliding unit, forms moving sets with described left and right sliding unit; Upper and lower electric pushrod bearing, is bolted on respectively on the bottom and described Mobile base of described holder; Electric pushrod, two ends are hinged with upper and lower electric pushrod bearing respectively by pin.In motion process, electric pushrod only bears axial force, and the parts such as mobile guide axle, sliding unit, axis of guide bearing provide guiding, and this design had both guaranteed the reliability of motion, has guaranteed again the serviceable life of electric pushrod.
Further, described clamping device comprises: forward and backward web joint, and structure is identical, and its both sides are equipped with guiding axis hole, and middle part is bolted on the Mobile base of described upper lift assemblies, by web joint, clamping device is arranged on lifting mechanism reliably; Left and right support guide axle, through the guiding axis hole of described forward and backward web joint both sides, forms moving sets with described forward and backward web joint respectively; Clamper front supporting plate, two ends are provided with clamper guiding axis hole, and inner side is provided with support guide axis hole, and by axis of guide bearing, is fixed on one end of support guide axle; Clamper rear carrier plate, two ends are provided with the clamper guiding axis hole corresponding with described clamper front supporting plate; The left and right clamper axis of guide, the clamper guiding axis hole of described clamper front supporting plate and described clamper rear carrier plate is passed respectively at two ends, and is fixed on described clamper front supporting plate and described clamper rear carrier plate by axis of guide bearing; Forward and backward clamper, structure is identical, axis of guide borehole jack by both sides is contained on the described left and right clamper axis of guide respectively, with its formation moving sets, and between described clamper front supporting plate and described clamper rear carrier plate, the shape of clamper and size design according to standard football, and while guaranteeing to tighten up, the accurate clamping of football, reliably unclamps while loosening; Forward and backward electromagnet, is fixed by screws in respectively the middle part of described clamper front supporting plate and the middle part of clamper rear carrier plate, for controlling clamper, unclamps; Back-moving spring, totally four, be sleeved on the left and right clamper axis of guide, lay respectively between described clamper front supporting plate, clamper rear carrier plate and described forward and backward clamper, for the reset of clamper after electromagnet dead electricity; Balancing weight, by the axis of guide borehole jack of both sides, be contained in the front end of described left and right support guide axle, be respectively in the both sides of described lifting mechanism with described clamper, its position is adjustable with respect to described support guide axle, for guaranteeing that the center of gravity of whole clamping device drops on lifting mechanism, the moment of flexure of bearing to reduce lifting mechanism, improves running stability.
The present invention has the following advantages:
1, adopted modularization, portable mentality of designing, base, upper, middle and lower lift assemblies, clamping device, sensor stand are to be all designed to individual components, are convenient to install and carry;
2, floor installation level meter, and adopt four foot screws to support, be convenient to adjust, make this measurement mechanism be applicable to the diverse location of pitch;
3, lifting mechanism is formed by three of upper, middle and lower lift assemblies serial connection, and each assembly both can single movement, again concurrently-acting.Multiple lifting speed can be provided, and can meet the needs of different lift height;
4, clip position is adjustable with respect to the distance of lifting mechanism.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present invention;
Fig. 2 is understructure schematic diagram of the present invention;
Fig. 3 is lifting mechanism structural representation of the present invention;
Fig. 4 is lower lift assemblies structural representation of the present invention;
Fig. 5 is clamping device structural representation of the present invention.
Description of reference numerals:
1-base; 2-lifting mechanism; 3-clamping device; 11-base plate; 12-foot screw; 13-level meter; Lift assemblies under 21-; Lift assemblies in 22-; The upper lift assemblies of 23-; 24-sensor stand; 25-sensor; 211-holder; 212-sliding unit bearing; 213-sliding unit; The 214-axis of guide; 215-axis of guide bearing; 216-Mobile base; 217-electric pushrod bearing; 218-electric pushrod; 31-web joint; 32-support guide axle; 33-clamper front supporting plate; 34-clamper rear carrier plate; The 35-clamper axis of guide; 36-clamper; 37-electromagnet; 38-back-moving spring; 39-balancing weight.
Embodiment
Below by accompanying drawing and example, the present invention is described in further detail.
A football bounce-back rate measurement mechanism, structure as Figure 1-5, comprising: base 1; Lifting mechanism 2, is arranged on base 1, sensor stand 24 and three close lift assemblies 21,22,23 of structure, consists of; Clamping device 3, is arranged on the top of lifting mechanism.
Wherein, base 1 comprises: base plate 11, and its outside surrounding is provided with four screw mounting holes, and middle part is provided with a level meter mounting groove; Four foot screws 12, are arranged on respectively in four screw mounting holes of base plate 11, and position is adjustable; Level meter 13, is arranged in the level meter mounting groove of base plate 11.
Wherein, lifting mechanism 2 comprises: three of upper, middle and lower lift assemblies 23,22,21, and structure is close, is connected in series successively, and lower lift assemblies 21 is bolted on the base plate 11 of base 1; Sensor stand 24, is bolted in lower lift assemblies 21, and its external part is provided with a plurality of installation of sensors hole.
Wherein, three lift assemblies equal 21,22,23 comprise: holder 211, by orthogonal two flat boards, formed, and between two flat boards, be separately provided with reinforcement; Mobile base 216, can be with respect to holder 211 traveling priorities after assembling; Left and right sliding unit bearing 212, is bolted on respectively the both sides, top of holder 211; Left and right sliding unit 213, middle part is provided with cylinder hole shape slideway, and is separately fixed on left and right sliding unit bearing 212 by screw; Left and right axis of guide bearing 215, middle part is provided with guiding axis hole, and two ends are bolted on Mobile base 216 both sides; Left and right mobile guide axle 214, one end is fixed in the guiding axis hole of left and right axis of guide bearing 215, and the other end stretches in the slideway of left and right sliding unit 213, forms moving sets with left and right sliding unit 213; Upper and lower electric pushrod bearing 217, is bolted on respectively on the bottom and Mobile base 216 of holder 211; Electric pushrod 218, two ends are hinged with upper and lower electric pushrod bearing 217 respectively by pin.
Wherein, clamping device 3 comprises: forward and backward web joint 31, and structure is identical, and its both sides are equipped with guiding axis hole, and middle part is bolted on the Mobile base 216 of lift assemblies; Left and right support guide axle 32, through the guiding axis hole of forward and backward web joint 31 both sides, forms moving sets with forward and backward web joint 31 respectively; Clamper front supporting plate 33, two ends are provided with clamper guiding axis hole, and inner side is provided with support guide axis hole, and by axis of guide bearing, is fixed on one end of support guide axle 32; Clamper rear carrier plate 34, two ends are provided with the clamper guiding axis hole corresponding with clamper front supporting plate 33; The left and right clamper axis of guide 35, the clamper guiding axis hole of clamper front supporting plate 33 and clamper rear carrier plate 34 is passed respectively at two ends, and is fixed on clamper front supporting plate 33 and clamper rear carrier plate 34 by axis of guide bearing; Forward and backward clamper 36, structure is identical, and the axis of guide borehole jack by both sides is contained on the left and right clamper axis of guide 35 respectively, with its formation moving sets, and between clamper front supporting plate 33 and clamper rear carrier plate 34; Forward and backward electromagnet 37, is fixed by screws in respectively the middle part of clamper front supporting plate 33 and the middle part of clamper rear carrier plate 34; Back-moving spring 38, totally four, be sleeved on the left and right clamper axis of guide 35, lay respectively between clamper front supporting plate 33, clamper rear carrier plate 34 and forward and backward clamper 36; Balancing weight 39, is contained in the front end of left and right support guide axle 32 by the axis of guide borehole jack of both sides, the ，Qi position, both sides that is respectively in lifting mechanism 2 with clamper 36 is adjustable with respect to support guide axle 32.
The operation steps that the present invention measures pitch football bounce-back rate is as follows:
1, base 1, lower lift assemblies 21, middle lift assemblies 22, upper lift assemblies 23, clamping device 24, sensor stand 25 are assembled into complete machine;
2, adjust base 1 and make its level;
3, football is placed on clamper 36;
4, the electric pushrod 218 of controlling lifting mechanism 2 stretches out, and football and clamping device 3 is pushed to 3 meters of of specified altitude and stops;
5, give electromagnet 37 energisings, clamper 36 opens, and football Vertical Free falls;
6, the sensor 25 on sensor stand 24 is measured the maximum height of football bounce-back, according to Measurement Algorithm, calculates football bounce-back rate;
7, electromagnet 37 power-off, clamper 36 resets under the effect of back-moving spring 38;
8, the electric pushrod 218 of controlling lifting mechanism 2 is retracted, and clamping device 3 returns to initial position, waits for next time and measures.
Claims (2)
1. a pitch football bounce-back rate measurement mechanism, is characterized in that, comprising:
Base, described base comprises:
Base plate, its outside surrounding is provided with four screw mounting holes, and middle part is provided with a level meter mounting groove;
Four foot screws, are arranged on respectively in four screw mounting holes of described base plate, and position is adjustable;
Level meter, is arranged in the level meter mounting groove of described base plate;
Lifting mechanism, described lifting mechanism comprises:
Three of upper, middle and lower lift assemblies, structure is close, is connected in series successively, and lower lift assemblies is bolted on the base plate of described base;
Sensor stand, is bolted in described lower lift assemblies, and its external part is provided with installation of sensors hole;
Clamping device, is arranged on the top of described lifting mechanism, and described clamping device comprises:
Forward and backward web joint, structure is identical, and its both sides are equipped with guiding axis hole, and middle part is bolted on the Mobile base of described upper lift assemblies;
Left and right support guide axle, through the guiding axis hole of described forward and backward web joint both sides, forms moving sets with described forward and backward web joint respectively;
Clamper front supporting plate, two ends are provided with clamper guiding axis hole, and inner side is provided with support guide axis hole, and by axis of guide bearing, is fixed on one end of support guide axle;
Clamper rear carrier plate, two ends are provided with the clamper guiding axis hole corresponding with described clamper front supporting plate;
The left and right clamper axis of guide, the clamper guiding axis hole of described clamper front supporting plate and described clamper rear carrier plate is passed respectively at two ends, and is fixed on described clamper front supporting plate and described clamper rear carrier plate by axis of guide bearing;
Forward and backward clamper, structure is identical, and the axis of guide borehole jack by both sides is contained on the described left and right clamper axis of guide respectively, with its formation moving sets, and between described clamper front supporting plate and described clamper rear carrier plate;
Forward and backward electromagnet, is fixed by screws in respectively the middle part of described clamper front supporting plate and the middle part of clamper rear carrier plate;
Back-moving spring, totally four, be sleeved on the left and right clamper axis of guide, lay respectively between described clamper front supporting plate, clamper rear carrier plate and described forward and backward clamper;
Balancing weight, is contained in the front end of described left and right support guide axle by the axis of guide borehole jack of both sides, the ，Qi position, both sides that is respectively in described lifting mechanism with described clamper is adjustable with respect to described support guide axle.
2. a kind of pitch football bounce-back rate measurement mechanism according to claim 1, is characterized in that, described three lift assemblies include:
Holder, consists of orthogonal two flat boards, is separately provided with reinforcement between two flat boards;
Mobile base, can be with respect to holder traveling priority after assembling;
Left and right sliding unit bearing, is bolted on respectively the both sides, top of described holder;
Left and right sliding unit, middle part is provided with cylinder hole shape slideway, and is separately fixed on described left and right sliding unit bearing by screw;
Left and right axis of guide bearing, middle part is provided with guiding axis hole, and two ends are bolted on described Mobile base both sides;
Left and right mobile guide axle, one end is fixed in the guiding axis hole of described left and right axis of guide bearing, and the other end stretches in the slideway of described left and right sliding unit, forms moving sets with described left and right sliding unit;
Upper and lower electric pushrod bearing, is bolted on respectively on the bottom and described Mobile base of described holder;
Electric pushrod, two ends are hinged with upper and lower electric pushrod bearing respectively by pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210186253.3A CN102706798B (en) | 2012-06-08 | 2012-06-08 | Football rebound rate measuring device for football fields |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210186253.3A CN102706798B (en) | 2012-06-08 | 2012-06-08 | Football rebound rate measuring device for football fields |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102706798A CN102706798A (en) | 2012-10-03 |
| CN102706798B true CN102706798B (en) | 2014-02-19 |
Family
ID=46899740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210186253.3A Expired - Fee Related CN102706798B (en) | 2012-06-08 | 2012-06-08 | Football rebound rate measuring device for football fields |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102706798B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499939A (en) * | 2013-10-09 | 2014-01-08 | 聊城大学 | Football field football rebound rate detecting instrument control system |
| CN103486940B (en) * | 2013-10-10 | 2016-05-04 | 山东师范大学 | Tennis specification checkout gear |
| CN105527187A (en) * | 2015-12-31 | 2016-04-27 | 聊城大学 | A portable football rebound rate detector for a football court |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86204839U (en) * | 1986-07-11 | 1987-09-16 | 机械工业部长春试验机研究所 | Rebound-measuring instrument for falling ball |
| CN2287987Y (en) * | 1997-01-23 | 1998-08-19 | 邓鸣镛 | Apparatus for vertically setting-up bowling pins |
| CN2921821Y (en) * | 2006-03-14 | 2007-07-11 | 华东理工大学 | Ground ball rebound tester |
| CN200952988Y (en) * | 2006-06-14 | 2007-09-26 | 全国畜牧总站 | Lawn resilience meter |
| CN201346614Y (en) * | 2008-12-25 | 2009-11-18 | 亨特尔(天津)科技开发有限公司 | Mighty magnet mould board locating mechanism |
-
2012
- 2012-06-08 CN CN201210186253.3A patent/CN102706798B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86204839U (en) * | 1986-07-11 | 1987-09-16 | 机械工业部长春试验机研究所 | Rebound-measuring instrument for falling ball |
| CN2287987Y (en) * | 1997-01-23 | 1998-08-19 | 邓鸣镛 | Apparatus for vertically setting-up bowling pins |
| CN2921821Y (en) * | 2006-03-14 | 2007-07-11 | 华东理工大学 | Ground ball rebound tester |
| CN200952988Y (en) * | 2006-06-14 | 2007-09-26 | 全国畜牧总站 | Lawn resilience meter |
| CN201346614Y (en) * | 2008-12-25 | 2009-11-18 | 亨特尔(天津)科技开发有限公司 | Mighty magnet mould board locating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102706798A (en) | 2012-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102706797B (en) | Mechanical system of device for measuring rebound rate of football on football playground | |
| CN102706798B (en) | Football rebound rate measuring device for football fields | |
| CN204330887U (en) | A kind of resistance detection equipment for notebook computer | |
| CN208566002U (en) | A kind of engineering mapping surveying instrument positioning device | |
| CN106568583A (en) | Foldable strut flexibility measurement device and method for airplane main undercarriage | |
| CN202145156U (en) | Mechanical type rotator static balance imbalance detection device | |
| CN101858819B (en) | Anti-elasticity testing instrument for balls and testing method thereof | |
| CN205449382U (en) | Focus measuring device | |
| CN104865143A (en) | Movable device for detecting rebounding rate of football on football field | |
| CN207215251U (en) | A kind of vernier physical balance | |
| CN203732384U (en) | Device for detecting football rebound rate of football field | |
| CN216348214U (en) | Bearing rotation accuracy detection device | |
| CN201993219U (en) | Drop test machine of two-wheel electric vehicle | |
| CN202710446U (en) | Clamping device for football rebound rate measuring device of football field | |
| CN205751311U (en) | Omnibearing adjustable simple maglev type mechanics experiment instrument | |
| CN101788428B (en) | Underwear stretching apparatus | |
| CN104345001A (en) | Double-swing rod impact tester with good buffer effect | |
| CN209700981U (en) | A kind of quadrotor test adjusting bracket | |
| CN104344940A (en) | Double-pendulum-rod impact testing machine capable of being conveniently moved | |
| CN203561563U (en) | Device for testing falling intensity of lead-acid storage battery | |
| CN107462367B (en) | A kind of caliberating device of six degree of freedom power and torque sensor | |
| CN202582903U (en) | Lateral fine adjustment device for synchronously moving engine support | |
| CN203413311U (en) | Medical equipment bracket | |
| CN206418003U (en) | A kind of calender roller-way velocity test fixing device | |
| CN202372309U (en) | clutch detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20180608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |