CN206621804U - One kind teaching and training safe hurdle bar - Google Patents
One kind teaching and training safe hurdle bar Download PDFInfo
- Publication number
- CN206621804U CN206621804U CN201720338829.1U CN201720338829U CN206621804U CN 206621804 U CN206621804 U CN 206621804U CN 201720338829 U CN201720338829 U CN 201720338829U CN 206621804 U CN206621804 U CN 206621804U
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- China
- Prior art keywords
- breast board
- guide rod
- pillar
- steel wire
- training
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Abstract
The utility model discloses one kind teaching and training safe hurdle bar, subtract power base including buffering, the buffering, which subtracts power base, two, and the upper surface that two bufferings subtract power base is equipped with retainer ring, and two retainer rings are fixedly connected by connecting rod, the upper surface of the retainer ring is provided with pillar, and the outer sleeve lower end activity clamping of retainer ring and pillar, the upper end of the pillar is provided with guide rod, the inner sleeve activity clamping of guide rod and pillar, the side movable sleeve of guide rod is connected to spring, and the lower end of spring is fixedly connected with the upper surface of inner sleeve, the upper end of guide rod is provided with breast board bearing, and the side upper end of guide rod is provided with external screw thread.The teaching and training safe hurdle bar, it is simple in construction, height can accurately be adjusted, the flexibility of breast board is improved, mental handicape when student is hurdled can be reduced, student's tumble injury is avoided and damage, the generation of reduction accident, effectively improve the quality of teaching and training.
Description
Technical field
Teaching equipment technical field is the utility model is related to, is specially a kind of teaching and training safe hurdle bar.
Background technology
Hurdle, be track and field sports, cross the key component that column is hurdling technique, it lands by across, the He Xialan that soars over the hurdle
Formed Deng action, on Athens Olympic Games 2004, the success that Liu Xiang hurdles makes Chinese take pride in, but many schools now
It is reluctant to carry out erection gantry, reason is that its teaching accident rate is too high, it means that hurdling, aspect will lose extensive group
Many bases, the main reason for damaging accident of hurdling have tumble injury and damaged.
The content of the invention
The technical problems to be solved in the utility model is to overcome the defects of existing, there is provided one kind teaching and training safely across
Column frame, it is simple in construction, height can accurately be adjusted, improve the flexibility of breast board, heart when student is hurdled can be reduced
Obstacle is managed, student's tumble injury is avoided and damages, reduce the generation of accident, the quality of teaching and training is effectively improved, can effectively solve
Certainly in background technology the problem of.
To achieve the above object, the utility model provides following technical scheme：One kind teaching and training safe hurdle bar,
Subtract power base including buffering, the buffering, which subtracts power base, there are two, and the upper surface that two bufferings subtract power base is equipped with fixation
Ring, and two retainer rings are fixedly connected by connecting rod, the upper surface of the retainer ring are provided with pillar, and retainer ring and pillar
The activity clamping of outer sleeve lower end, the upper end of the pillar are provided with guide rod, the inner sleeve activity clamping of the guide rod and pillar,
The side movable sleeve of the guide rod is connected to spring, and the lower end of spring is fixedly connected with the upper surface of inner sleeve, the guiding
The upper end of bar is provided with breast board bearing, and the side upper end of guide rod is provided with external screw thread, the nut thread of guide rod and breast board bearing
Connection, and spring contacts with the lower surface of nut, the upper surface of the breast board bearing is provided with sponge steel wire breast board, with breast board bearing
The lower end of corresponding sponge steel wire breast board is provided with flat thin magnet, and sponge steel wire breast board is adsorbed in the square of breast board bearing by flat thin magnet
Magnet upper surface.
As a kind of optimal technical scheme of the present utility model, the pillar includes outer sleeve, the inside of the outer sleeve
Upper end activity is interspersed with inner sleeve, and the side upper end of outer sleeve is provided with tightening knob.
As a kind of optimal technical scheme of the present utility model, the breast board bearing includes fixed plate, the fixed plate
Upper surface is provided with square magnet, and the lower surface of the fixed plate is provided with nut.
As a kind of optimal technical scheme of the present utility model, the sponge steel wire breast board includes high-density sponge plate, institute
The side for stating high-density sponge plate is provided with PV cloth, and the high-density sponge plate in the interlayer of PV cloth with being provided with equally distributed steel
Silk, and the lateral surface of PV cloth scribbles pitch-dark, and PV cloth is fixedly connected with flat thin magnet.
As a kind of optimal technical scheme of the present utility model, the side of the outer sleeve and inner sleeve is equipped with scale
Line.
Compared with prior art, the beneficial effects of the utility model are：This teaching and training safe hurdle bar, can be right
The height of hurdles rack is adjusted, convenient teaching and the training of student；Sponge steel wire breast board is fixed by magnetic absorption,
Improve the security that hurdles rack uses；The flexibility of common breast board is improved, prevents sponge steel wire breast board from being damaged to student；Can be with
The height of hurdles rack is accurately adjusted, is easy to the training that student is incremental；Whole hurdles rack is simple in construction, can be to height
Degree is accurately adjusted, and improves the flexibility of breast board, can be reduced mental handicape when student is hurdled, be avoided student's tumble injury and touch
Wound, reduces the generation of accident, effectively improves the quality of teaching and training.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the structural representation of the utility model sponge steel wire breast board.
In figure：1 buffering subtracts power base, 2 retainer rings, 3 pillars, 31 outer sleeves, 32 tightening knobs, 33 inner sleeves, 4 guiding
Bar, 5 springs, 6 breast board bearings, 61 fixed plates, 62 nuts, 63 square magnets, 7 sponge steel wire breast boards, 71 high-density sponge plates, 72
Steel wire, 73 PV cloth, 8 flat thin magnets, 9 connecting rods.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：One kind teaching and training safe hurdle bar, bag
Include buffering and subtract power base 1, buffering subtracts power base 1 with 1.5 cm are thick, 3cm is wide and the steel bar of 60cm length is made, can make entirely to hurdle
Frame can play cushioning effect, and energy Rapid reset when by impulsive force, and buffering, which subtracts power base 1, two, and two slow
The upper surface for eating up part of power base 1 is equipped with retainer ring 2, and two retainer rings 2 are fixedly connected by connecting rod 9, to entirely hurdling
Stable support function is erected, the upper surface of retainer ring 2 is provided with pillar 3, and retainer ring 2 and the lower end of outer sleeve 31 of pillar 3 are lived
Dynamic clamping, pillar 3 include outer sleeve 31, and the inner upper end activity of outer sleeve 31 is interspersed with inner sleeve 33, and the side of outer sleeve 31
Face upper end is provided with tightening knob 32, fixation can be adjusted to the height of pillar 3 by tightening knob 32, can be to hurdles rack
Height be adjusted, convenient teaching and the training of student, the side of outer sleeve 31 and inner sleeve 33 are equipped with graduation mark, with right
The height of hurdles rack is accurately adjusted, and is easy to the training that student is incremental, and the upper end of pillar 3 is provided with guide rod 4, guide rod
4 are connected to spring 5, and the lower end of spring 5 and inner sleeve with the activity clamping of inner sleeve 33 of pillar 3, the side movable sleeve of guide rod 4
33 upper surface is fixedly connected, and the upper end of guide rod 4 is provided with breast board bearing 6, when the stress of breast board bearing 6 pushes, under guide rod 4
End is moved down along the direction of inner sleeve 33, while spring 5 is compressed, and plays cushioning effect, and breast board bearing 6 includes fixed plate 61, fixed
The upper surface of plate 61 is provided with square magnet 63, and the lower surface of fixed plate 61 is provided with nut 62, by magnetic absorption to sponge steel wire
Breast board 7 is fixed, and improves the security that uses of hurdles rack, and the side upper end of guide rod 4 is provided with external screw thread, guide rod 4 and
The nut 62 of breast board bearing 6 is threadedly coupled, and is easy to the dismounting of guide rod 4, and spring 5 contacts with the lower surface of nut 62, breast board
The upper surface of bearing 6 is provided with sponge steel wire breast board 7, and sponge steel wire breast board 7 includes high-density sponge plate 71, high-density sponge plate 71
Side be provided with PV cloth 73, high-density sponge plate 71 in the interlayer of PV cloth 73 with being provided with equally distributed steel wire 72, and PV cloth 73
Lateral surface scribble pitch-dark, outward appearance is approached with common breast board, and PV cloth 73 is fixedly connected with flat thin magnet 8, improves sponge steel wire
The flexibility of breast board 7, prevent sponge steel wire breast board 7 from being damaged to student, under sponge steel wire breast board 7 corresponding with breast board bearing 6
End is provided with flat thin magnet 8, and sponge steel wire breast board 7 is adsorbed in the upper surface of square magnet 63 of breast board bearing 6 by flat thin magnet 8, leads to
Cross flat thin magnet 8 and adsorbed with square magnet 63 and sponge steel wire breast board 7 is fixed, when colliding, make sponge steel wire breast board 7
It can quickly drop, prevent that student from being tripped, whole hurdles rack is simple in construction, height can accurately be adjusted, improve column
The flexibility of plate, mental handicape when student is hurdled can be reduced, student's tumble injury is avoided and damage, reduce the generation of accident, effectively
Improve the quality of teaching and training.
When in use：The height of pillar 3 is adjusted by adjusting tightening knob 32, sponge steel wire breast board 7 is passed through
Flat thin magnet 8 is adsorbed in the upper surface of square magnet 63, when student hurdle exercise, if the body of student and sponge steel wire
Breast board 7 contacts, then sponge steel wire breast board 7 deforms upon, and is dropped from the upper surface of square magnet 63, at the same breast board bearing 6 by
Extruding, breast board bearing 6 extrudes guide rod 4 and spring 5, spring 5 are compressed, and buffering subtracts power base 1 and deformed, and then spring 5 is gentle
Eat up part of power base 1 to reset, finally again adsorb sponge steel wire breast board 7 in the upper surface of square magnet 63.
The height of hurdles rack can be adjusted for the utility model, convenient teaching and the training of student；Inhaled by magnetic
It is attached that sponge steel wire breast board 7 is fixed, improve the security that hurdles rack uses；The flexibility of common breast board is improved, prevents sponge
Steel wire breast board 7 damages to student；The height of hurdles rack can accurately be adjusted, be easy to the instruction that student is incremental
Practice；Whole hurdles rack is simple in construction, height can accurately be adjusted, improve the flexibility of breast board, can reduce student across
Mental handicape during column, avoid student's tumble injury and damage, reduce the generation of accident, effectively improve the quality of teaching and training.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. one kind teaching and training safe hurdle bar, including buffering subtract power base（1）, it is characterised in that：The buffering subtracts power
Base（1）There are two, and two bufferings subtract power base（1）Upper surface be equipped with retainer ring（2）, and two retainer rings（2）It is logical
Cross connecting rod（9）It is fixedly connected, the retainer ring（2）Upper surface be provided with pillar（3）, and retainer ring（2）With pillar（3）It is outer
Sleeve（31）Lower end activity clamping, the pillar（3）Upper end be provided with guide rod（4）, the guide rod（4）With pillar（3）'s
Inner sleeve（33）Activity clamping, the guide rod（4）Side movable sleeve be connected to spring（5）, and spring（5）Lower end and inner sleeve
Cylinder（33）Upper surface be fixedly connected, the guide rod（4）Upper end be provided with breast board bearing（6）, and guide rod（4）Side on
End is provided with external screw thread, guide rod（4）With breast board bearing（6）Nut（62）Threaded connection, and spring（5）With nut（62）Under
Surface contacts, the breast board bearing（6）Upper surface be provided with sponge steel wire breast board（7）, with breast board bearing（6）Corresponding sponge steel wire
Breast board（7）Lower end be provided with flat thin magnet（8）, and sponge steel wire breast board（7）Pass through flat thin magnet（8）Absorption is in breast board bearing（6）'s
Square magnet（63）Upper surface.
2. a kind of teaching according to claim 1 and training safe hurdle bar, it is characterised in that：The pillar（3）Bag
Include outer sleeve（31）, the outer sleeve（31）Inner upper end activity be interspersed with inner sleeve（33）, and outer sleeve（31）Side
Upper end is provided with tightening knob（32）.
3. a kind of teaching according to claim 1 and training safe hurdle bar, it is characterised in that：The breast board bearing
（6）Including fixed plate（61）, the fixed plate（61）Upper surface be provided with square magnet（63）, the fixed plate（61）Following table
Face is provided with nut（62）.
4. a kind of teaching according to claim 1 and training safe hurdle bar, it is characterised in that：The sponge steel wire column
Plate（7）Including high-density sponge plate（71）, the high-density sponge plate（71）Side be provided with PV cloth（73）, the high density sea
Continuous plate（71）With PV cloth（73）Interlayer in be provided with equally distributed steel wire（72）, and PV cloth（73）Lateral surface scribble it is pitch-dark,
And PV cloth（73）With flat thin magnet（8）It is fixedly connected.
5. a kind of teaching according to claim 1 and training safe hurdle bar, it is characterised in that：The outer sleeve（31）
And inner sleeve（33）Side be equipped with graduation mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720338829.1U CN206621804U (en) | 2017-04-01 | 2017-04-01 | One kind teaching and training safe hurdle bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720338829.1U CN206621804U (en) | 2017-04-01 | 2017-04-01 | One kind teaching and training safe hurdle bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206621804U true CN206621804U (en) | 2017-11-10 |
Family
ID=60206713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720338829.1U Expired - Fee Related CN206621804U (en) | 2017-04-01 | 2017-04-01 | One kind teaching and training safe hurdle bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206621804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479086A (en) * | 2018-03-29 | 2018-09-04 | 山东职业学院 | A kind of mobile trained supporting leg of hurdling |
-
2017
- 2017-04-01 CN CN201720338829.1U patent/CN206621804U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479086A (en) * | 2018-03-29 | 2018-09-04 | 山东职业学院 | A kind of mobile trained supporting leg of hurdling |
| CN108479086B (en) * | 2018-03-29 | 2019-09-24 | 山东职业学院 | A kind of mobile trained supporting leg of hurdling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171110 |