CN216169947U - Hurdle frame - Google Patents

Abstract

The utility model discloses a hurdle frame, which comprises two bottom pipes, wherein a transverse pipe is connected between the two bottom pipes, an inner stand pipe is arranged at the front end of each bottom pipe, an outer stand pipe is sleeved on each inner stand pipe, a hurdle plate is connected onto the two outer stand pipes, a plurality of inner pipe positioning holes are formed in the pipe wall of each inner stand pipe, a vertical guide groove is formed in each inner stand pipe, an outer pipe positioning hole is formed in the pipe wall of each outer stand pipe, a wrench is arranged in each outer stand pipe, each wrench is hinged to the upper part of the outer stand pipe, a transverse driving arm and a vertical connecting arm are arranged on each wrench, the transverse driving arm of each wrench extends out of the outer stand pipe, an adjusting rod is arranged in each outer stand pipe, the upper end of each adjusting rod is hinged to the vertical connecting arm of the wrench, a positioning pin is fixed at the lower end of each adjusting rod, and a pin shaft is fixed in the middle of each adjusting rod; each bottom pipe is internally provided with a balancing weight, and each balancing weight is connected with the front end and the rear end of the bottom pipe through springs and connected with corresponding wrenches through steel wire ropes. The utility model has the advantage of convenient operation.

Description

Hurdle frame

Technical Field

The utility model relates to the technical field of sports equipment, in particular to a hurdle frame.

Background

The hurdle running is a sprint item which spans a hurdle frame with a specified height and quantity within a certain distance. Hurdle frame is the indispensable sports apparatus of hurdle match and training, and the structure of hurdle frame that uses at present includes: the bottom tube that distributes about including two, at the front end of two bottom tubes vertical installation a stand inner tube respectively, the balancing weight of placing respectively on two bottom tubes, from the top down interval in proper order has set up a plurality of inner tube locating holes on the relative inboard pipe wall of two stand inner tubes, the outside slip cover at every stand inner tube is equipped with a stand outer tube, be provided with an outer tube locating hole that can pass through each inner tube locating hole when the stand outer tube removes along corresponding stand inner tube on the relative inboard pipe wall of two stand outer tubes respectively, be provided with the elasticity bolt that can insert the inner tube locating hole on every outer tube locating hole, stride about the breast board both ends and be connected with the upper end of two stand outer tubes respectively. Stride the breast board height-adjusting time, extract the elasticity bolt on two stand outer tubes, make the elasticity bolt deviate from the inner tube locating hole that corresponds the stand inner tube, the stand outer tube can move the stand inner tube relatively this moment, then to shifting up or moving down the stand outer tube, move to suitable high back until striding the breast board, press the elasticity bolt on two stand outer tubes again, make the elasticity bolt insert the inner tube locating hole that corresponds the stand inner tube, it is fixed mutually with the stand inner tube with the stand outer tube, the completion is to the regulation of striding the breast board height, then according to the height of striding the breast board again, the manual work is with the balancing weight on two bottom tubes forward or backward movement. The hurdle frame has the following disadvantages: the operation mode of firstly completing the height adjustment of the hurdle plate and then moving the balancing weight is complex and tedious, and the operation and the use are inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hurdle frame which is convenient to operate and use.

In order to achieve the purpose, the utility model adopts the following technical scheme: a hurdle frame, which comprises two bottom pipes distributed left and right, a transverse pipe is connected between the two bottom pipes, a stand column inner pipe is vertically arranged at the front end of each bottom pipe, a stand column outer pipe is sleeved outside each stand column inner pipe in a sliding way, the left and right ends of the hurdle plate are respectively connected with the upper ends of the two stand column outer pipes, a plurality of inner pipe positioning holes are sequentially arranged on the pipe wall of each stand column inner pipe from top to bottom at intervals, vertical guide grooves are symmetrically arranged on the front and rear side inner walls of each stand column inner pipe, an outer pipe positioning hole which can pass through each inner pipe positioning hole when the stand column outer pipe moves along the stand column inner pipe is arranged on the pipe wall of each stand column outer pipe, a avoidance hole is arranged on the upper pipe wall of each stand column outer pipe, a spanner is arranged in each stand column outer pipe, each spanner is hinged on the upper part of the corresponding stand column outer pipe through a first rotating shaft in the front and back directions, a horizontal driving arm and a vertical connecting arm which are positioned at the left side and the right side of the corresponding first rotating shaft extend integrally on each wrench, the horizontal driving arm of each wrench extends out of the outer column tube from the avoidance hole of the corresponding outer column tube, an adjusting rod is arranged in each outer column tube, the upper end of each adjusting rod is hinged on the vertical connecting arm of the corresponding wrench through a second rotating shaft in the front-back direction, the lower end of each adjusting rod is downwards inserted into the corresponding inner column tube and is fixed with a positioning pin which can be correspondingly inserted into the positioning hole of the inner tube and the positioning hole of the outer tube, and the middle part of each adjusting rod is fixed with a pin shaft which is in the front-back direction and is movably embedded in the vertical guide groove of the corresponding inner column tube; still be provided with the balancing weight that can remove along the bottom tube in every bottom tube, the front end of every balancing weight passes through the front end that spring coupling corresponds the bottom tube, the wire rope's one end is connected to the rear end of every balancing weight to wire rope's the other end is walked around the transverse driving arm of connecting corresponding spanner behind the roller train.

Further, the hurdle frame of the preceding paragraphs, wherein: the structure of the roller group includes: the balance weight is connected to one end of the steel wire rope, and the other end of the steel wire rope sequentially bypasses the rear roller and the front roller and then is connected with a transverse driving arm of the corresponding wrench.

Further, the hurdle frame of the preceding paragraphs, wherein: the rear end mouth of pipe department lid of bottom tube is equipped with the back head, and the back head passes through a plurality of back bolts detachably and installs the rear end at the bottom tube.

Further, the hurdle frame of the preceding paragraphs, wherein: the specific mounting structure of spring includes: the front end mouth of pipe department lid of bottom tube is equipped with the front closure, is provided with on the front closure to the inside convex first otic placode of bottom tube, is provided with first earhole on first otic placode, is provided with the second otic placode at the front end of balancing weight, is provided with the second earhole on the second otic placode, and the both ends of spring hook in first earhole and second earhole respectively.

Further, the hurdle frame of the preceding paragraphs, wherein: the front end enclosure is detachably arranged at the front end of the bottom pipe through a plurality of front bolts.

Further, the hurdle frame of the preceding paragraphs, wherein: stride concrete mounting structure of breast board and stand outer tube includes: be provided with the breast board at the top of stand outer tube and connect, the hypomere that the breast board connects is for can overlapping the outside sleeve pipe at the stand outer tube, and the sleeve pipe that the breast board connects is established on the top of stand outer tube downwards and is fixed with stand outer tube locking through locking bolt down, and the upper end that the breast board connects is fixed with hurdle board locking through last locking bolt, thereby makes to stride the breast board and be connected fixedly with the stand outer tube.

Through the implementation of the technical scheme, the utility model has the beneficial effects that: the movement of the balancing weight is completed while the height adjustment of the hurdle plate is completed, and the operation and the use are convenient.

Drawings

Fig. 1 is a schematic structural view of a hurdle rack according to the present invention.

Fig. 2 is a schematic structural view of the section a-a shown in fig. 1.

Fig. 3 is a schematic structural view of fig. 2 with the adjusting rod and the pin shaft hidden.

Fig. 4 is an enlarged schematic view of a portion B shown in fig. 1.

Fig. 5 is an enlarged schematic view of a portion C shown in fig. 1.

Fig. 6 is a schematic structural view of fig. 5 with the adjusting rod and the pin shaft removed.

Fig. 7 is a schematic structural view in the left-hand direction of fig. 1.

Fig. 8 is an enlarged view of a portion D shown in fig. 7.

Fig. 9 is an enlarged schematic view of a portion E shown in fig. 7.

Fig. 10 is an enlarged schematic view of a portion F shown in fig. 7.

Fig. 11 is a schematic structural view of the adjustment lever.

Fig. 12 is a schematic view of the structure in the right view direction of fig. 11.

Detailed Description

The utility model is further described with reference to the following figures and specific examples.

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, the hurdle frame comprises two bottom tubes 1 distributed left and right, a horizontal tube 2 is connected between the two bottom tubes 1, a column inner tube 3 is vertically installed at the front end of each bottom tube 1, a column outer tube 4 is slidably sleeved outside each column inner tube 3, the left and right ends of the hurdle plate 5 are respectively connected with the upper ends of the two column outer tubes 4, a plurality of inner tube positioning holes 6 are sequentially arranged on the opposite inner side tube walls of the two column inner tubes 3 from top to bottom at intervals, vertical guide grooves 7 are symmetrically arranged on the front and rear inner walls of each column inner tube 3, an outer tube positioning hole 8 capable of passing through each inner tube 6 when the column outer tube 4 moves along the corresponding column inner tube 3 is respectively arranged on the opposite inner side tube walls of the two column outer tubes 4, an avoiding hole 9 is arranged on the upper pipe wall of each upright post outer pipe 4, a wrench 10 is arranged in each upright post outer pipe 4, each wrench 10 is hinged on the upper part of the corresponding upright post outer pipe 4 through a first rotating shaft 11 moving forwards and backwards, a transverse driving arm 101 and a vertical connecting arm 102 which are positioned on the left side and the right side of the corresponding first rotating shaft 11 are integrally extended on each wrench 10, the transverse driving arm 101 of each wrench 10 extends out of the upright post outer pipe 4 from the avoiding hole 9 of the corresponding upright post outer pipe 4, an adjusting rod 12 is arranged in each upright post outer pipe 4, the upper end of each adjusting rod 12 is hinged on the vertical connecting arm 102 of the corresponding wrench 10 through a second rotating shaft 13 moving forwards and backwards, the lower end of each adjusting rod 12 is downwards inserted into the corresponding upright post inner pipe 3 and is fixed with a positioning pin 14 which can be correspondingly inserted into the inner pipe positioning hole 6 and the outer pipe positioning hole 8, a front-back moving direction and a movable embedded in the vertical guide groove 7 of the corresponding upright post inner pipe 3 is fixed at the middle part of each adjusting rod 12 A pin 15; a balancing weight 16 capable of moving along the bottom pipe 1 is further arranged in each bottom pipe 1, the front end of each balancing weight 16 is connected with the front end of the corresponding bottom pipe 1 through a spring 17, the rear end of each balancing weight 16 is connected with one end of a steel wire rope 18, and the other end of the steel wire rope 18 bypasses the roller train and is connected with a transverse driving arm 101 of the corresponding wrench 10; in this embodiment, the structure of the roller group includes: the roller group is simple in structure, convenient to install and maintain, capable of guaranteeing the stress of the counterweight block in the horizontal front-back direction, meanwhile guaranteeing the stress of the wrench in the vertical direction, and improving the use stability of the hurdle frame;

in the embodiment, a rear end socket 21 is covered at the rear end pipe orifice of the bottom pipe 1, and the rear end socket 21 is detachably mounted at the rear end of the bottom pipe 1 through a plurality of rear bolts 22; in the present embodiment, the specific mounting structure of the spring 17 includes: a front end socket 23 is covered at a front end pipe orifice of the bottom pipe 1, a first lug plate 24 protruding towards the inside of the bottom pipe 1 is arranged on the front end socket 23, a first lug hole is formed in the first lug plate 24, a second lug plate 25 is arranged at the front end of the balancing weight 16, a second lug hole is formed in the second lug plate 25, and two ends of the spring 17 are respectively hooked in the first lug hole and the second lug hole; the front seal head 23 is detachably arranged at the front end of the bottom tube 1 through a plurality of front bolts 26; in this example, the specific mounting structure of the hurdle plate 5 and the column outer tube 4 includes: be provided with breast board joint 27 at the top of stand outer tube 4, breast board joint 27's hypomere is for can overlapping at the outside sleeve pipe 28 of stand outer tube 4, breast board joint 27's sleeve pipe 28 is established on the top of stand outer tube 4 downwards, and lock fixedly with stand outer tube 4 through locking bolt 29 down, breast board joint 27's upper end is fixed with hurdle board 5 looks locking through last locking bolt 30, thereby it is fixed to make to stride breast board 5 and be connected with stand outer tube 4, above-mentioned connection structure is simple and installation easy maintenance.

Need heighten and stride during sideboard 5, step on violently pipe 2 with the foot earlier, then the both hands grip simultaneously and upwards pull up two spanner 10's horizontal actuating arm 101, vertical connecting arm 102 that drives two spanner 10 in step moves to the inboard (the opposite side of two stand outer tubes of definition is inboard, the looks dorsal part is the outside) around corresponding first pivot 11, vertical connecting arm 102 of every spanner 10 can drive simultaneously when moving to the inboard and correspond regulation pole 12 and use to correspond second pivot 13 and rotate as the axis, promptly: when the vertical connecting arm 102 of each wrench 10 moves inwards, the upper end of the corresponding adjusting rod 12 is synchronously driven to move inwards, when the upper end of each adjusting rod 12 moves inwards, the lower end of the adjusting rod 12 moves outwards, and then the corresponding positioning pin 14 at the lower end of the adjusting rod 12 is synchronously driven to move outwards, so that the positioning pin 14 gradually separates from the corresponding outer tube positioning hole 8 and the inner tube positioning hole 6 outwards, after the positioning pin 14 completely separates from the corresponding inner tube positioning hole 6 outwards, the outer column tube 4 can move relative to the inner column tube 3, then the outer column tube 4 is pulled upwards by the two hands through the wrench 10 to drive the outer column tube 4 to move upwards along the inner column tube 3, so as to increase the height of the hurdle plate 5, when the outer column tube 4 moves upwards along the corresponding inner column tube 3, the corresponding wrench 10 and the adjusting rod 12 are synchronously driven to move upwards together, when the wrench 10 moves upward, the corresponding wire rope 18 is pulled, and the wire rope 18 pulls the corresponding counterweight 16 to move backward against the elastic force of the corresponding spring 17, that is: when the hurdle plate 5 moves upwards, the balancing weight 16 moves backwards synchronously;

after 5 upstairs moves to required height when striding the breast board, the outer tube locating hole 8 of stand outer tube 4 just in time corresponds an inner tube locating hole 6 this moment, then both hands loosen spanner 10, this moment under spring 17's elastic force effect, spring 17 can stimulate spanner 10 and rotate downwards through corresponding balancing weight 16 and wire rope 18, the vertical connecting arm 102 that drives spanner 10 in step moves around corresponding first pivot 11 outside, vertical connecting arm 102 of spanner 10 can drive simultaneously when moving to the outside and correspond regulation pole 12 and use second pivot 13 to rotate as the axis, promptly: when the vertical connecting arm 102 of the wrench 10 moves outwards, the upper end of the corresponding adjusting rod 12 is synchronously driven to move outwards, and when the upper end of the adjusting rod 12 moves outwards, the lower end of the adjusting rod 12 moves inwards, so that the positioning pin 14 at the lower end of the adjusting rod 12 is synchronously driven to move inwards until the positioning pin 14 is inserted into the corresponding inner tube positioning hole 6 and the corresponding outer tube positioning hole 8, so that the outer tube 4 of the upright post and the inner tube 3 of the upright post are fixed together, and the height of the hurdle plate is adjusted.

Need turn down and stride during sideboard 5, step on violently pipe 2 with the foot earlier, then the both hands grip simultaneously and upwards pull up two spanner 10's horizontal actuating arm 101, vertical connecting arm 102 of two spanner 10 of synchronous drive is inboard (the opposite side of two stand outer tubes of definition is inboard, the looks dorsal part is the outside) removal around corresponding first pivot 11, vertical connecting arm 102 of every spanner 10 can drive simultaneously when moving inboard and correspond regulation pole 12 and use to correspond second pivot 13 and rotate as the axis, promptly: when the vertical connecting arm 102 of each wrench 10 moves inwards, the upper end of the corresponding adjusting rod 12 is synchronously driven to move inwards, when the upper end of each adjusting rod 12 moves inwards, the lower end of the adjusting rod 12 moves outwards, and then the corresponding positioning pin 14 at the lower end of the adjusting rod 12 is synchronously driven to move outwards, so that the positioning pin 14 gradually moves outwards to be separated from the corresponding outer tube positioning hole 8 and the inner tube positioning hole 6, when the positioning pin 14 completely separates outwards from the corresponding inner tube positioning hole 6, the outer column tube 4 can move relative to the inner column tube 3, then the outer column tube 4 is driven by the two hands through the wrench 10 to move downwards along the inner column tube 3, so as to reduce the height of the hurdle plate 5, in the process of reducing the height of the hurdle plate 5 by moving downwards along the corresponding inner column tube 3, when the outer column tube 4 moves downwards, under the elastic force of the spring 17, the spring 17 pulls the corresponding balancing weight 16 to move forwards through the steel wire rope 18, namely: when the hurdle plate 5 moves downwards, the balancing weight 16 moves forwards synchronously;

after 5 downstream to required height strides breast board, the outer tube locating hole 8 of stand outer tube 4 just in time corresponds an inner tube locating hole 6 this moment, then both hands loosen spanner 10, this moment under spring 17's elastic force effect, spring 17 can stimulate spanner 10 and rotate downwards through corresponding balancing weight 16 and wire rope 18, the vertical connecting arm 102 that drives spanner 10 in step moves around corresponding first pivot 11 outside, vertical connecting arm 102 of spanner 10 can drive simultaneously when moving to the outside and correspond regulation pole 12 and use second pivot 13 to rotate as the axis, promptly: when the vertical connecting arm 102 of the wrench 10 moves outwards, the upper end of the corresponding adjusting rod 12 is synchronously driven to move outwards, and when the upper end of the adjusting rod 12 moves outwards, the lower end of the adjusting rod 12 moves inwards, so that the positioning pin 14 at the lower end of the adjusting rod 12 is synchronously driven to move inwards until the positioning pin 14 is inserted into the corresponding inner tube positioning hole 6 and the corresponding outer tube positioning hole 8, so that the outer tube 4 of the upright post and the inner tube 3 of the upright post are fixed together, and the height of the hurdle plate is adjusted.

The utility model has the advantages that: the movement of the balancing weight is completed while the height adjustment of the hurdle plate is completed, and the operation and the use are convenient.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made in accordance with the technical spirit of the present invention are within the scope of the present invention as claimed.

Claims (6)

1. Hurdle frame, its characterized in that: the vertical column type vertical pipe wrench comprises two bottom pipes which are distributed left and right, a transverse pipe is connected between the two bottom pipes, a vertical column inner pipe is vertically arranged at the front ends of the two bottom pipes respectively, a vertical column outer pipe is sleeved outside the vertical column inner pipe in a sliding mode, the left end and the right end of a hurdle plate are connected with the upper ends of the two vertical column outer pipes respectively, a plurality of inner pipe positioning holes are sequentially arranged on the pipe wall of each vertical column inner pipe from top to bottom at intervals, vertical guide grooves are symmetrically arranged on the front side inner wall and the rear side inner wall of each vertical column inner pipe, an outer pipe positioning hole capable of passing through each inner pipe positioning hole when the vertical column outer pipe moves along the vertical column inner pipe is arranged on the pipe wall of each vertical column outer pipe, an avoidance hole is arranged on the pipe wall of the upper portion of each vertical column outer pipe, each wrench is hinged to the upper portion of the corresponding vertical column outer pipe through a first rotating shaft moving forwards and backwards, and forwards, and backwards, and forwards, and backwards corresponding left rotating shafts are integrally extended on each wrench, The upper end of each adjusting rod is hinged to the vertical connecting arm of the corresponding wrench through a second rotating shaft in the front-back direction, the lower end of each adjusting rod is downwards inserted into the corresponding stand column inner tube and is fixed with a positioning pin which can be correspondingly inserted into the inner tube positioning hole and the outer tube positioning hole, and the middle part of each adjusting rod is fixed with a pin shaft in the front-back direction and movably embedded in the vertical guide groove of the corresponding stand column inner tube; still be provided with the balancing weight that can remove along the bottom tube in every bottom tube, the front end of every balancing weight passes through the front end that spring coupling corresponds the bottom tube, the wire rope's one end is connected to the rear end of every balancing weight to wire rope's the other end is walked around the transverse driving arm of connecting corresponding spanner behind the roller train.

2. The hurdle rack according to claim 1, wherein: the structure of the roller group includes: the balance weight is connected to one end of the steel wire rope, and the other end of the steel wire rope sequentially bypasses the rear roller and the front roller and then is connected with a transverse driving arm of the corresponding wrench.

3. The hurdle rack according to claim 1, wherein: the rear end mouth of pipe department lid of bottom tube is equipped with the back head, and the back head passes through a plurality of back bolts detachably and installs the rear end at the bottom tube.

4. A hurdle as claimed in claim 1, 2 or 3 wherein: the specific mounting structure of spring includes: the front end mouth of pipe department lid of bottom tube is equipped with the front closure, is provided with on the front closure to the inside convex first otic placode of bottom tube, is provided with first earhole on first otic placode, is provided with the second otic placode at the front end of balancing weight, is provided with the second earhole on the second otic placode, and the both ends of spring hook in first earhole and second earhole respectively.

5. The hurdle rack of claim 4, wherein: the front end enclosure is detachably arranged at the front end of the bottom pipe through a plurality of front bolts.

6. The hurdle rack according to claim 1, wherein: stride concrete mounting structure of breast board and stand outer tube includes: be provided with the breast board at the top of stand outer tube and connect, the hypomere that the breast board connects is for can overlapping the outside sleeve pipe at the stand outer tube, and the sleeve pipe that the breast board connects is established on the top of stand outer tube downwards and is fixed with stand outer tube locking through locking bolt down, and the upper end that the breast board connects is fixed with hurdle board locking through last locking bolt, thereby makes to stride the breast board and be connected fixedly with the stand outer tube.

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