CN212789547U - Multisection high jump horizontal pole is used in sports training - Google Patents

Abstract

The utility model discloses a multisection jump horizontal pole for sports training, including first pole and tail-stock, be connected with many connecting rods of end to end connection in proper order between tail-stock and the first pole, the equal cavity of each connecting rod and both ends opening, the both ends of each connecting rod are equallyd divide and do not are provided with the magnetic head of connecting and are connected the iron head, the one end that the tail-stock is close to the connecting rod is provided with the magnetic head of connecting, the one end that the first pole is close to the connecting rod is provided with the magnetic head of connecting, each magnetic head of connecting all set up with correspond the first perforation of the inside intercommunication of connecting rod, each is connected the iron head and all sets up and corresponds the second perforation of the inside intercommunication of connecting rod, be. The utility model discloses can self-adaptation break off into the multistage when receiving pressure, can resume the shape again after pressure removes, effectively solve the problem that current jump high horizontal pole is flexible, easy rupture, improve horizontal pole life to collapsible depositing is convenient for deposit.

Description

Multisection high jump horizontal pole is used in sports training

Technical Field

The utility model relates to a sports apparatus technical field, in particular to multisection jumping horizontal pole is used in sports training.

Background

The standard high jump cross bar is made of an aluminum alloy tube and two cross bar ends, the cross bar is high in manufacturing cost, easy to bend, easy to break and short in service life, a bamboo bar is often used for teaching and training instead of the high jump cross bar during training, the bamboo bar is uneven in thickness and easy to bend and break, a practicer can be hurt or scratched, and the cross bar is long and not easy to store when not used.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multisection jump horizontal pole is used in sports training can self-adaptation disconnection become the multistage when receiving pressure, can resume the shape after pressure is relieved again, effectively solves the problem that current jump horizontal pole is flexible, easily breaks, improves horizontal pole life to collapsible depositing is convenient for deposit.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a multisection jump horizontal pole for sports training, includes first pole and tail-stock, the tail-stock with be connected with many connecting rods of end to end connection in proper order between the first pole, the equal cavity of each connecting rod and both ends opening, the both ends of each connecting rod are equallyd divide and do not are provided with magnetic head and connection iron head, the tail-stock is close to the one end of connecting rod is provided with magnetic head, the first perforation that communicates with corresponding connecting rod inside is all seted up to the first pole that is close to of first pole, and each connection iron head is all seted up and is corresponded the second perforation of the inside intercommunication of connecting rod, the tail-stock with be connected with between the head-stock and pass the inside stretch cord of each connecting rod in proper order.

By adopting the technical scheme, when the telemechanical jumps to the device, the connection magnetic head and the connection iron head are disconnected, so that the device is automatically disconnected into multiple sections, the device is prevented from being damaged due to overlarge pressure, and after the pressure is relieved, the connection magnetic head and the connection iron head are reconnected due to the recovery of the action of the elastic rope, and the device is reconnected into the cross rod.

The utility model discloses a further set up to: the utility model discloses a quick-witted, including head rod, connecting rod, swivel nut, elastic cord, swivel nut, head rod cavity both ends opening, the head rod is kept away from the one end axial of connecting rod is rotated and is connected with the swivel nut, the swivel nut is kept away from the one end activity of head rod is provided with the connector, the elastic cord passes the head rod reaches the swivel nut with the connector is connected, the head rod is close to the one end of swivel nut to the direction cutting of connecting rod one end forms first spacing groove, runs through the swivel nut along its length direction cutting form with the second spacing groove that first spacing groove is linked together, the swivel nut is close to the one end of connector forms the third spacing groove along its length direction cutting, the connector is close to the one end of swivel nut be provided with first spacing groove the second spacing groove reaches the.

By adopting the technical scheme, when the elastic rope fixing device is used, the limiting inserting strip is pulled out of the first limiting groove and the second limiting groove when the connector is pulled, the limiting inserting strip is connected with the third limiting groove, the rotating ring and the connector are rotated to enable the elastic rope to rotate, the tension of the elastic rope is increased, the elastic rope tensions the head rod and the tail rod, the bending caused by gravity when the elastic rope fixing device is used is prevented, and finally the limiting inserting strip is connected with the first limiting groove and the second limiting groove again;

when the elastic rope needs to be stored, the limiting inserting strips are pulled out of the first limiting groove and the second limiting groove when the connecting head is pulled, the limiting inserting strips are connected with the third limiting groove, the rotating ring and the connecting head are rotated, the elastic rope rotates, the tensile force of the elastic rope is reduced, and the tail rod, the head rod and the connecting rod can be easily folded, bundled and stored.

The utility model discloses a further set up to: the inside diameter of the first through hole is larger than the outside diameter of the connecting iron head, the inner side of the opening end of the first through hole is chamfered outwards, and the outer side of the opening end of the connecting iron head is chamfered outwards.

By adopting the technical scheme, the connection and disconnection between the magnetic head and the connecting iron head are facilitated.

The utility model discloses a further set up to: the tail rod and the head rod are sleeved with transverse rod supports.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model has the advantages that the magnet and the elastic rope connect a plurality of short rods into a cross rod for use, the short rods can be self-adaptively disconnected into a plurality of sections to prevent damage when being pressed, and the cross rod shape can be recovered under the action of the magnet and the elastic rope after the pressure is relieved, so that the problems that the existing high jump cross rod is easy to bend and break are effectively solved, and the service life of the cross rod is prolonged;

secondly, the utility model discloses the cooperation of accessible swivel becket and connector rotates the stretch cord, adjusts the pulling force size of stretch cord, and difficult self-disconnection when taut messenger's horizontal pole uses is convenient for fold the tie up with tailboom, head pole and connecting rod and deposit when relaxing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view mainly used for showing the connection relationship between the head rod, the rotating ring and the connecting head;

fig. 3 is an exploded view mainly used for showing the connection relationship between the tail rod and the connecting rod.

In the figure: 1. a head rod; 2. a tail rod; 3. a connecting rod; 41. connecting a magnetic head; 42. connecting an iron head; 51. a first perforation; 52. a second perforation; 6. an elastic cord; 7. a rotating ring; 8. a connector; 81. limiting the cutting; 91. a first limit groove; 92. a second limit groove; 93. a third limiting groove; 10. the transverse rod support.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the embodiment, a multi-section high jump cross bar for physical training, refer to fig. 1-3, comprising a head bar 1 and a tail bar 2, wherein a plurality of connecting rods 3 connected end to end in sequence are connected between the tail bar 2 and the head bar 1, each connecting rod 3 is hollow and has two open ends, two ends of each connecting rod 3 are respectively provided with a connecting magnetic head 41 and a connecting iron head 42, one end of the tail bar 2 close to the connecting rod 3 is provided with a connecting magnetic head 41, one end of the head bar 1 close to the connecting rod 3 is provided with a connecting iron head 42, each connecting magnetic head 41 is provided with a first through hole 51 communicated with the corresponding connecting rod 3, each connecting iron head 42 is provided with a second through hole 52 communicated with the corresponding connecting rod 3, the inner diameter of each first through hole 51 is larger than the outer diameter of the connecting iron head 42, the inner edge of the open end of the first through hole 51 is chamfered outwards, the outer edge of the open end of the connecting iron, an elastic rope 6 which sequentially penetrates through the inner part of each connecting rod 3 is connected between the tail rod 2 and the head rod 1, and a transverse rod support 10 is sleeved outside the tail rod 2 and the head rod 1.

The hollow two ends of the head rod 1 are open, one end of the head rod 1 far away from the connecting rod 3 is axially and rotatably connected with a rotating ring 7, one end of the rotating ring 7 far away from the head rod 1 is movably provided with a connecting head 8, the elastic rope 6 penetrates through the head rod 1 and the rotating ring 7 to be connected with the connecting head 8, one end of the head rod 1 close to the rotating ring 7 is cut towards one end of the connecting rod 3 to form two first limiting grooves 91 which are oppositely arranged, two second limiting grooves 92 communicated with the first limiting grooves 91 are formed by cutting through the rotating ring 7 along the length direction, one end of the rotating ring 7 close to the connecting head 8 is cut along the length direction to form two third limiting grooves 93 which are oppositely arranged, one end of the connecting head 8 close to the rotating ring 7 is provided with two first limiting grooves 91, the second limiting groove 92 and the third limiting groove 93 are matched with each other to form the limiting insert 81, and in a normal state, the limiting insert 81 is matched and connected with the first limiting groove 91 and the second limiting groove 92.

The use method comprises the following steps: when the elastic rope tensioning device is used, the limiting inserting strip 81 is pulled out of the first limiting groove 91 and the second limiting groove 92 when the connecting head 8 is pulled, the limiting inserting strip 81 is connected with the third limiting groove 93, the rotating ring 7 and the connecting head 8 are rotated, the elastic rope 6 is rotated, the tension of the elastic rope 6 is increased, the elastic rope 6 tensions the head rod 1 and the tail rod 2, the bending caused by gravity when the elastic rope is used is prevented, and finally the limiting inserting strip 81 is connected with the first limiting groove 91 and the second limiting groove 92 again;

when the telemechanical jumps to the device, the connection magnetic head 41 and the connection iron head 42 are disconnected, so that the device is automatically disconnected into multiple sections, the device is prevented from being damaged due to overlarge pressure, after the pressure is released, the connection magnetic head 41 and the connection iron head 42 are reconnected due to the shape recovery of the elastic rope 6, and the device is reconnected into a cross bar;

when the tail rod 2, the head rod 1 and the connecting rod 3 are folded, bundled and stored easily, the connecting head 8 is pulled, the limiting inserting strip 81 is pulled out of the first limiting groove 91 and the second limiting groove 92, the limiting inserting strip 81 is connected with the third limiting groove 93, the rotating ring 7 and the connecting head 8 are rotated, the elastic rope 6 is rotated, the pulling force of the elastic rope 6 is reduced, and the tail rod 2, the head rod 1 and the connecting rod 3 are folded, bundled and stored easily.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims (4)

1. The utility model provides a sports training is with multisection high jump horizontal pole, includes first pole (1) and tail-stock (2), its characterized in that: a plurality of connecting rods (3) which are sequentially connected end to end are connected between the tail rod (2) and the head rod (1), each connecting rod (3) is hollow and has two open ends, two ends of each connecting rod (3) are respectively provided with a connecting magnetic head (41) and a connecting iron head (42), one end of the tail rod (2) close to the connecting rod (3) is provided with a connecting magnetic head (41), one end of the head rod (1) close to the connecting rod (3) is provided with a connecting iron head (42), each connecting magnetic head (41) is provided with a first through hole (51) communicated with the inside of the corresponding connecting rod (3), each connecting iron head (42) is provided with a second through hole (52) communicated with the inside of the corresponding connecting rod (3), an elastic rope (6) which sequentially penetrates through the inner part of each connecting rod (3) is connected between the tail rod (2) and the head rod (1).

2. The multi-section high jump crossbar for sports training of claim 1, wherein: first pole (1) cavity both ends opening, keep away from first pole (1) the one end axial of connecting rod (3) is rotated and is connected with swivel becket (7), swivel becket (7) are kept away from the one end activity of first pole (1) is provided with connector (8), stretch cord (6) are passed first pole (1) reach swivel becket (7) with connector (8) are connected, first pole (1) are close to the one end of swivel becket (7) to the direction cutting of connecting rod (3) one end forms first spacing groove (91), runs through swivel becket (7) along its length direction cutting form with second spacing groove (92) that first spacing groove (91) are linked together, swivel becket (7) are close to the one end of connector (8) forms third spacing groove (93) along its length direction cutting, connector (8) are close to the one end of swivel becket (7) be provided with first spacing groove (91), The second limiting groove (92) and the third limiting groove (93) are matched with a limiting inserting strip (81).

3. The multi-section high jump crossbar for sports training of claim 1, wherein: the internal diameter of first perforation (51) all is greater than connect the external diameter of iron head (42), the outside radius angle in the interior limit of first perforation (51) open end, the outside radius angle outside of connecting iron head (42) open end.

4. The multi-section high jump crossbar for sports training of claim 1, wherein: the tail rod (2) and the head rod (1) are sleeved with a transverse rod support (10).

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