CN107308661B - Hurdle is striden in training - Google Patents
Hurdle is striden in training Download PDFInfo
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- CN107308661B CN107308661B CN201710659392.6A CN201710659392A CN107308661B CN 107308661 B CN107308661 B CN 107308661B CN 201710659392 A CN201710659392 A CN 201710659392A CN 107308661 B CN107308661 B CN 107308661B
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- transverse pipe
- fixing seat
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63K—RACING; RIDING SPORTS; EQUIPMENT OR ACCESSORIES THEREFOR
- A63K3/00—Equipment or accessories for racing or riding sports
- A63K3/04—Hurdles or the like
- A63K3/043—Athletics hurdles
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Abstract
The invention discloses a training hurdle in the field of sports equipment, which comprises two bottom rods, wherein a connecting cross rod is arranged between the front ends of the two bottom rods, a vertical rod is arranged above the front end of each bottom rod, the inner side of the top of each vertical rod is respectively provided with a cross railing, the two cross railings are oppositely arranged and are mutually independent, and when the training hurdle is used, the two cross railings are positioned at the same height and form a hurdle plate for a trainer to stride; every horizontal railing rather than correspond connection structure between the side pole setting and be: the transverse railing rod comprises a transverse pipe with a hollow inner part, a transverse pipe fixing seat is fixedly arranged at one end of the transverse pipe, a positioning lug is arranged at the outer end of the transverse pipe fixing seat, a first fixing seat corresponding to the transverse pipe fixing seat is fixed on the inner side of the vertical rod, and a positioning groove matched with the positioning lug is formed in the first fixing seat; an elastic connecting mechanism is also arranged between the transverse pipe and the vertical rod, and the elastic connecting mechanism enables the positioning lug to be embedded into the positioning groove, so that the transverse pipe is elastically connected to the inner side of the vertical rod. The invention has the advantages that: the hurdle frame can prevent a trainer from being injured when falling down, and the transverse tube can automatically reset.
Description
Technical Field
The invention relates to sports equipment, in particular to a training hurdle frame.
Background
The hurdle frame is a sports apparatus needed in the field sports of hurdle running. The structure of hurdle mainly includes two sill bars, violently locates the horizontal pole between two sill bars, vertically sets firmly a pole setting on every sill bar, is provided with a breast board at the top of two pole settings is fixed. The training person just calculates to pass through smoothly when hurdle training is being carried out to the training person, and the hurdle is striden at present, and the training person is when hurdle training is being carried out, if can not stride across the breast board smoothly, on the breast board is collided to training person's leg, takes place to bump or fall down injury accident easily, leads to the fact psychological shadow for the training person, influences the training of training person later stage.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: provides a training hurdle frame which is not easy to be injured when a trainer hurdles and is suitable for training.
In order to solve the problems, the invention adopts the technical scheme that: the training hurdle frame comprises: the two bottom rods are provided with a connecting cross rod for connecting the two bottom rods between the front ends of the two bottom rods, an upright rod is arranged above the front end of each bottom rod, the inner side of the top of each upright rod is respectively provided with a cross rail, the two cross rails are oppositely arranged and are mutually independent, and the two cross rails are positioned at the same height when in use so as to form a breast board for a trainer to cross; every horizontal railing and the connection structure between the pole setting of its corresponding side do: the transverse railing rod comprises a transverse pipe with a hollow inner part, a transverse pipe fixing seat is fixedly arranged at one end of the transverse pipe, a positioning lug is arranged at the outer end of the transverse pipe fixing seat, a first fixing seat corresponding to the transverse pipe fixing seat is fixed on the inner side wall of the vertical rod, and a positioning groove matched with the positioning lug is arranged on the first fixing seat; an elastic connecting mechanism is also arranged between the transverse pipe and the vertical rod, and the elastic connecting mechanism enables the positioning lug to be embedded into the positioning groove, so that the transverse pipe is elastically connected to the inner side of the vertical rod; when the training person collides violently the pipe in the training process, under training person's impact effect, violently the pipe can overcome elastic connection mechanism's elasticity and make the locating lug buckle for positioning groove to make violently the pipe bend towards training person's the direction of advance and dodge, later along with disappearance of impact, under elastic connection mechanism's elasticity reset effect, the locating lug will be embedded into positioning groove again, makes violently the pipe resume the normal position.
Further, the hurdle is striden in the aforesaid training, wherein, the structure of elastic connection mechanism is: a steel wire rope penetrates through the first fixing seat, the rope head of the steel wire rope is fixed with the first fixing seat, a first through hole for the steel wire rope to pass through is formed in the transverse pipe fixing seat, the rope tail of the steel wire rope penetrates out of the positioning groove and penetrates into the first through hole, then the rope tail penetrates out of the first through hole and extends into the transverse pipe, a sliding block is arranged in the transverse pipe, the rope tail of the steel wire rope penetrates through and is fixed in the sliding block, a spring is arranged between the sliding block and the transverse pipe fixing seat, two ends of the spring respectively abut against the sliding block and the transverse pipe fixing seat, and the elastic force of the spring enables the positioning lug to be embedded into the positioning groove, so that the transverse pipe is elastically connected to the inner side of the vertical rod; when the collision force of a trainer acts, the transverse pipe can overcome the elastic force of the spring to enable the positioning lug to bend relative to the positioning groove, the sliding block fixed on the steel wire rope can move towards the transverse pipe fixing seat and compress the spring, and then along with the disappearance of the collision force, the spring pushes the sliding block to move outwards under the action of the elastic force of the spring, so that the positioning lug is embedded into the positioning groove, and the transverse pipe is enabled to restore to the original position.
Further, hurdle is striden in aforementioned training, wherein, the concrete connection structure of wire rope and first fixing base, slider is: a first round hole for the steel wire rope to penetrate through is formed in the first fixing seat, the first round hole is communicated with the positioning groove, a first bolt hole and a second bolt hole for the bolt to be pushed into are respectively and oppositely formed in the first fixing seat in the radial direction, the first bolt hole and the second bolt hole are respectively communicated with the first round hole, and the bolt is pushed into the first bolt hole and the second bolt hole to tightly press and fix the rope head of the steel wire rope; the sliding block is provided with a second through hole for the steel wire rope to penetrate through, the sliding block is respectively and oppositely provided with a third bolt hole and a fourth bolt hole for a bolt to be pushed in along the radial direction, the third bolt hole and the fourth bolt hole are communicated with the second through hole, and the bolt can be pushed in the third bolt hole and the fourth bolt hole to tightly press and fix the tail of the steel wire rope.
Further, in the training hurdle frame, the horizontal tube fixing seat is embedded in the horizontal tube and fixedly connected with the horizontal tube through a bolt.
Further, the training hurdle frame comprises a telescopic vertical rod, and the telescopic vertical rod comprises a hollow vertical column and a hollow vertical column outer tube, the vertical column outer tube is sleeved outside the vertical column and can move up and down along the vertical column, a second round hole is formed in the side wall of the vertical column, a fixed column is arranged in the second round hole, a spring leaf is arranged in the inner cavity of the vertical column, one side of the spring leaf is fixedly connected with the fixed column, a plurality of third round holes are formed in the side wall of the vertical column outer tube at intervals in the vertical direction, and under the elastic force of the spring leaf, the outer end of the fixed column can extend out of the second round hole and then be clamped into and protrude out of one third round hole, so that the vertical column and the vertical column outer tube are fixed; and the outer end of the fixing column is pressed, so that the fixing column overcomes the elasticity of the spring piece and retracts into the inner cavity of the outer tube of the stand column from the third round hole, then the outer tube of the stand column is moved upwards or downwards, and after the outer tube of the stand column is adjusted to the required height, the fixing column can be popped out from the third round hole with the corresponding height under the action of the elasticity of the spring piece.
Furtherly, hurdle is striden in aforementioned training, wherein, is equipped with the fourth round hole at the lateral wall of pole setting, and first fixing base wears to establish in the fourth round hole to through the bolt with first fixing base and pole setting looks fixed connection.
Further, in the training hurdle frame, the outer portion of the transverse tube is covered with a flexible sheath.
The invention has the beneficial effects that: when hurdle training is carried out, when the legs of a trainer collide with the transverse pipes, the transverse pipes can automatically bounce, so that the injury of the trainer caused by collision or falling is avoided; when the collision force disappears, the transverse tube enables the positioning lug to be embedded into the positioning groove under the action of the elastic connecting mechanism, and therefore the transverse tube is restored to the original position.
Drawings
Figure 1 is a front view of a training hurdle according to the present invention.
Fig. 2 is a left side view of the training hurdle of the present invention.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a schematic view of the two cross rails of fig. 3 together in an ejected position.
Fig. 5 is an enlarged schematic view of a structure at a in fig. 1.
Fig. 6 is a schematic structural view of the elastic connection mechanism according to the present invention.
Fig. 7 is a schematic view of the cross tube of fig. 6 when it is sprung open.
Fig. 8 is an enlarged schematic view of the structure at B in fig. 1.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, and fig. 7, the training hurdle frame of the present embodiment includes: the hurdle rack comprises two bottom rods 1, wherein a connecting cross rod 2 for connecting the two bottom rods 1 is arranged between the front ends of the two bottom rods 1, and a vertical rod 3 is arranged above the front end of each bottom rod 1, in the embodiment, each vertical rod 3 is a telescopic vertical rod in order to enable the hurdle rack to be adjustable in height, and the hurdle rack structurally comprises a hollow vertical column 32 positioned below and a hollow vertical column outer tube 33 positioned above, the vertical column outer tube 33 is sleeved outside the vertical column 32 and can move up and down along the vertical column 32, a second round hole 12 is formed in the side wall of the vertical column 32, a fixed column 13 is arranged in the second round hole 12, a spring piece 14 is arranged in the inner cavity of the vertical column 32, one side of the spring piece 14 is fixedly connected with the fixed column 13, five third round holes 15 are formed in the side wall of the vertical column outer tube 33 at intervals in the vertical direction, and under the elastic force of the spring piece 14, the fixed column 13 extends out of the second outer tube round hole 12 and then is clamped and protrudes out of one of the third round hole 15, so that the vertical column 32 and the vertical column 33 are fixed; pressing the outer end of the fixed column 13 inwards to enable the fixed column 13 to overcome the elastic force of the spring piece 14 and retract into the inner cavity of the upright column outer tube 33 from the third round hole 15, then moving the upright column outer tube 33 upwards or downwards, and after adjusting the height of the upright column outer tube 33 to a required height, the fixed column 13 can pop out from the third round hole 15 with the corresponding height under the elastic force of the spring piece 14; the inner side of the top of each upright rod 3 is respectively provided with a transverse rail 4, the two transverse rails 4 are oppositely arranged and mutually independent, and when the vertical type guardrail is used, the two transverse rails 4 are positioned at the same height to form a guardrail plate for a trainer to cross; every horizontal railing 4 is rather than the connection structure between the pole setting 3 of the side that corresponds: the transverse handrail 4 comprises a transverse pipe 41 with a hollow inner part, and a transverse pipe fixing seat 5 is fixedly arranged at one end of the transverse pipe 41, wherein in the embodiment, the transverse pipe fixing seat 5 is embedded in the transverse pipe 41 and fixedly connected with the transverse pipe through a bolt; the outer end of the horizontal tube fixing seat 5 is provided with a positioning lug 51, the inner side wall of the vertical rod 3 is fixed with a first fixing seat 6 corresponding to the horizontal tube fixing seat 5, in the embodiment, the side wall of the vertical rod 3 is provided with a fourth round hole 31, one end of the first fixing seat 6 is arranged in the fourth round hole 31 in a penetrating way, and the first fixing seat 6 is fixedly connected with the vertical rod 3 through a bolt; a positioning groove 61 matched with the positioning lug 51 is arranged on the first fixed seat 6; an elastic connecting mechanism is also arranged between the transverse pipe 41 and the vertical rod 3, and the elastic connecting mechanism enables the positioning lug 51 to be embedded into the positioning groove 61, so that the transverse pipe 41 is elastically connected to the inner side of the vertical rod 3; when a trainer collides with the transverse tube 41 in the training process, under the action of the collision force of the trainer, the transverse tube 41 overcomes the elastic force of the elastic connecting mechanism to enable the positioning lug 51 to be bent relative to the positioning groove 61, so that the transverse tube 41 is bent and avoided towards the advancing direction of the trainer, and then along with the disappearance of the collision force, under the elastic resetting action of the elastic connecting mechanism, the positioning lug 51 is embedded into the positioning groove 61 again to enable the transverse tube 41 to recover to the original position; in this embodiment, the outer surface of the cross tube 41 is covered with a soft cover 42 so that the trainee does not feel pain when hitting the cross tube 41.
In this embodiment, as shown in fig. 6 and 7, the elastic connection mechanism has a structure that: a steel wire rope 7 penetrates through the first fixing seat 6, one end of the steel wire rope 7 is fixed with the first fixing seat 6, a first through hole 52 for the steel wire rope 7 to penetrate through is formed in the transverse pipe fixing seat 5, the other end of the steel wire rope 7 penetrates out of the groove 61 and penetrates into the first through hole 52, then penetrates out of the first through hole 52 and extends into the transverse pipe 41, a sliding block 8 is arranged in the transverse pipe 41, the other end of the steel wire rope 7 penetrates through and is fixed in the sliding block 8, a spring 9 is arranged outside the steel wire rope 7 between the sliding block 8 and the transverse pipe fixing seat 5, two ends of the spring 9 respectively abut against the sliding block 8 and the transverse pipe fixing seat 5, and a positioning bump 51 is embedded into the positioning groove 61 through the elasticity of the spring 9, so that the transverse pipe 41 is elastically connected to the inner side of the vertical rod 3; under the action of the collision force of the trainer, the transverse pipe 41 can overcome the elastic force of the spring 9 to bend the positioning lug 51 relative to the positioning groove 61, at the moment, the slide block 8 fixed on the steel wire rope 7 can move towards the transverse pipe fixing seat 5 and press the spring 9, and then along with the disappearance of the collision force, under the action of the elastic force of the spring 9, the spring 9 pushes the slide block 8 to move outwards, and meanwhile, the positioning lug 51 is embedded into the positioning groove 61, so that the transverse pipe 41 is restored to the original position.
In this embodiment, as shown in fig. 5, 6, and 7, the specific connection structure between the steel wire rope 7 and the first fixing seat 6 and the sliding block 8 is as follows: a first round hole 62 for the steel wire rope 7 to penetrate through is formed in the first fixing seat 6, the first round hole 62 is communicated with the positioning groove 61, a first bolt hole 63 and a second bolt hole 64 for a bolt to be pushed into are respectively and oppositely formed in the first fixing seat 6 in the radial direction, the first bolt hole 63 and the second bolt hole 64 are respectively communicated with the first round hole 62, and the bolt is pushed into the first bolt hole 63 and the second bolt hole 64 to tightly press and fix the rope head of the steel wire rope 7; the slider 8 is provided with a second through hole 81 through which the steel wire rope passes, the slider 8 is provided with a third bolt hole 82 and a fourth bolt hole 83 along the diameter, the third bolt hole 82 and the fourth bolt hole 83 are opposite to each other, the third bolt hole 82 and the fourth bolt hole 83 are communicated with the second through hole 81, and the bolts are pushed into the third bolt hole 82 and the fourth bolt hole 83 to compress and fix the tail of the steel wire rope 7.
When in use, the training hurdle frame is placed on the ground, as shown in figure 1, two cross railings 4 are positioned at the same height so as to form a hurdle board for a trainer to stride; when a trainer crosses the hurdle, if a leg collides with the cross rail 4, collision force is generated on the transverse pipe 41, as shown in fig. 4, the transverse pipe 41 can overcome the elastic force of the spring 9 to bend the positioning lug 51 relative to the positioning groove 61, so that the trainer is prevented from being bruised or fallen; when the collision force disappears, the cross tube 41 is forced by the spring 9 to cause the positioning projection 51 to engage the positioning groove 61, so that the cross tube 41 is restored to its original position.
The invention has the advantages that: when the legs of a trainer collide with the transverse pipe during hurdle training, the transverse pipe can automatically bounce open, so that the trainer is prevented from being injured by collision or falling and being injured; when the collision force disappears, the transverse tube enables the positioning lug to be embedded into the positioning groove under the action of the elastic connecting mechanism, and therefore the transverse tube is restored to the original position.
Claims (7)
1. A training hurdle comprising: two sill bars are provided with the connecting cross rod of connecting two sill bars between the front end of two sill bars, are provided with a pole setting, its characterized in that above the front end of every sill bar: the inner side of the top of each vertical rod is respectively provided with a transverse railing, the two transverse railings are oppositely arranged and mutually independent, and when the vertical rod type training device is used, the two transverse railings are positioned at the same height so as to form a railing panel for a trainer to cross; every horizontal railing and the connection structure between the pole setting of its corresponding side do: the transverse railing rod comprises a transverse pipe with a hollow inner part, a transverse pipe fixing seat is fixedly arranged at one end of the transverse pipe, a positioning lug is arranged at the outer end of the transverse pipe fixing seat, a first fixing seat corresponding to the transverse pipe fixing seat is fixed on the inner side wall of the vertical rod, and a positioning groove matched with the positioning lug is arranged on the first fixing seat; an elastic connecting mechanism is also arranged between the transverse pipe and the vertical rod, and the elastic connecting mechanism enables the positioning lug to be embedded into the positioning groove, so that the transverse pipe is elastically connected to the inner side of the vertical rod; when the training person collides violently the pipe in the training process, under training person's impact effect, violently the pipe can overcome elastic connection mechanism's elasticity and make the locating lug buckle for positioning groove to make violently the pipe bend towards training person's the direction of advance and dodge, later along with disappearance of impact, under elastic connection mechanism's elasticity reset effect, the locating lug will be embedded into positioning groove again, makes violently the pipe resume the normal position.
2. A training hurdle according to claim 1, wherein: the structure of the elastic connecting mechanism is as follows: a steel wire rope penetrates through the first fixing seat, a rope head of the steel wire rope is fixed with the first fixing seat, a first through hole for the steel wire rope to pass through is formed in the transverse pipe fixing seat, a rope tail of the steel wire rope penetrates out of the positioning groove and penetrates into the first through hole, then the rope tail penetrates out of the first through hole and extends into the transverse pipe, a sliding block is arranged in the transverse pipe, the rope tail of the steel wire rope penetrates through and is fixed in the sliding block, a spring is arranged between the sliding block and the transverse pipe fixing seat, two ends of the spring respectively abut against the sliding block and the transverse pipe fixing seat, and the elastic force of the spring enables the positioning lug to be embedded into the positioning groove, so that the transverse pipe is elastically connected to the inner side of the vertical rod; when the collision force of a trainer acts, the transverse pipe can overcome the elastic force of the spring to enable the positioning lug to bend relative to the positioning groove, the sliding block fixed on the steel wire rope can move towards the transverse pipe fixing seat and compress the spring, and then along with the disappearance of the collision force, the spring pushes the sliding block to move outwards under the action of the elastic force of the spring, so that the positioning lug is embedded into the positioning groove, and the transverse pipe is enabled to restore to the original position.
3. A training hurdle according to claim 2, wherein: the concrete connection structure of wire rope and first fixing base, slider does: a first round hole for the steel wire rope to penetrate through is formed in the first fixing seat, the first round hole is communicated with the positioning groove, a first bolt hole and a second bolt hole for the bolt to be pushed into are respectively and oppositely formed in the first fixing seat in the radial direction, the first bolt hole and the second bolt hole are respectively communicated with the first round hole, and the bolt is pushed into the first bolt hole and the second bolt hole to tightly press and fix the rope head of the steel wire rope; the sliding block is provided with a second through hole for the steel wire rope to penetrate through, the sliding block is respectively and oppositely provided with a third bolt hole and a fourth bolt hole for a bolt to be pushed in along the radial direction, the third bolt hole and the fourth bolt hole are communicated with the second through hole, and the bolt can be pushed in the third bolt hole and the fourth bolt hole to tightly press and fix the tail of the steel wire rope.
4. A training hurdle as claimed in claim 1, 2 or 3 wherein: the transverse pipe fixing seat is embedded in the transverse pipe and fixedly connected with the transverse pipe through a bolt.
5. A training hurdle as claimed in claim 1, 2 or 3 wherein: the upright post is a telescopic upright post and comprises a hollow upright post and a hollow upright post outer tube, the upright post outer tube is sleeved outside the upright post and can move up and down along the upright post, a second round hole is formed in the side wall of the upright post, a fixed column is arranged in the second round hole, a spring piece is arranged in the inner cavity of the upright post, one side of the spring piece is fixedly connected with the fixed column, a plurality of third round holes are formed in the side wall of the upright post outer tube at intervals along the vertical direction, and under the elastic force action of the spring piece, the outer end of the fixed column can be clamped into and protrude out of one third round hole after extending out of the second round hole, so that the upright post and the upright post outer tube are fixed; and the outer end of the fixing column is pressed, so that the fixing column overcomes the elasticity of the spring piece and retracts into the inner cavity of the outer tube of the stand column from the third round hole, then the outer tube of the stand column is moved upwards or downwards, and after the outer tube of the stand column is adjusted to the required height, the fixing column can be popped out from the third round hole with the corresponding height under the action of the elasticity of the spring piece.
6. A training hurdle as claimed in claim 1, 2 or 3 wherein: the side wall of the vertical rod is provided with a fourth round hole, the first fixing seat is arranged in the fourth round hole in a penetrating mode, and the first fixing seat is fixedly connected with the vertical rod through bolts.
7. A training hurdle as claimed in claim 1, 2 or 3 wherein: the outer part of the transverse pipe is coated with a soft protective sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659392.6A CN107308661B (en) | 2017-08-04 | 2017-08-04 | Hurdle is striden in training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710659392.6A CN107308661B (en) | 2017-08-04 | 2017-08-04 | Hurdle is striden in training |
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| Publication Number | Publication Date |
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| CN107308661A CN107308661A (en) | 2017-11-03 |
| CN107308661B true CN107308661B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710659392.6A Active CN107308661B (en) | 2017-08-04 | 2017-08-04 | Hurdle is striden in training |
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| CN (1) | CN107308661B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009005808A1 (en) * | 2009-01-22 | 2010-07-29 | Goos, Jürgen, Prof. | Hurdle for horse riding sports, has horizontal rod dismountable into two parts in elongate direction, and reassembling device including vertical springs screwed into bases, where height of springs is adapted to height of hurdle |
| CN103752024A (en) * | 2014-01-14 | 2014-04-30 | 青岛农业大学 | Training hurdle bracket easy to ascend and descend |
| CN106964168A (en) * | 2017-03-27 | 2017-07-21 | 刘乐凝 | It is a kind of to prevent hurdling for player injuries |
| CN106975233A (en) * | 2017-05-11 | 2017-07-25 | 台州瑞祥教育科技有限公司 | A kind of adjustable height and width have hurdling for defencive function |
| CN207055987U (en) * | 2017-08-04 | 2018-03-02 | 江苏金陵体育器材股份有限公司 | Train hurdles rack |
-
2017
- 2017-08-04 CN CN201710659392.6A patent/CN107308661B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009005808A1 (en) * | 2009-01-22 | 2010-07-29 | Goos, Jürgen, Prof. | Hurdle for horse riding sports, has horizontal rod dismountable into two parts in elongate direction, and reassembling device including vertical springs screwed into bases, where height of springs is adapted to height of hurdle |
| CN103752024A (en) * | 2014-01-14 | 2014-04-30 | 青岛农业大学 | Training hurdle bracket easy to ascend and descend |
| CN106964168A (en) * | 2017-03-27 | 2017-07-21 | 刘乐凝 | It is a kind of to prevent hurdling for player injuries |
| CN106975233A (en) * | 2017-05-11 | 2017-07-25 | 台州瑞祥教育科技有限公司 | A kind of adjustable height and width have hurdling for defencive function |
| CN207055987U (en) * | 2017-08-04 | 2018-03-02 | 江苏金陵体育器材股份有限公司 | Train hurdles rack |
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| Publication number | Publication date |
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| CN107308661A (en) | 2017-11-03 |
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