CN218501235U

CN218501235U - Land surfboard spring bridge

Info

Publication number: CN218501235U
Application number: CN202222414050.7U
Authority: CN
Inventors: 齐灵龙
Original assignee: Taizhou Linguan Sports Goods Co ltd
Current assignee: Taizhou Linguan Sports Goods Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-02-21
Anticipated expiration: 2032-09-09
Also published as: TWM645129U

Abstract

The utility model relates to a land surfboard spring bridge, include the collet and locate the upper cover on the collet terminal surface, be equipped with the ring channel on the terminal surface of collet, the upper cover can be followed the ring channel axis and rotated for the collet, be equipped with two first expanding spring and the second expanding spring that set up along the annular orbit setting of ring channel and symmetry in the ring channel, when the upper cover rotates, first expanding spring or the annular orbit concertina movement of second expanding spring along the ring channel. The utility model has the characteristics of can avoid the spring to bear vertical effort and breaking occur, guarantee the security, realize the horizontal flexible of spring simultaneously, guarantee upper cover horizontal hunting's function etc.

Description

Land surfboard spring bridge

Technical Field

The utility model belongs to a spring bridge, concretely relates to land surfboard spring bridge.

Background

The slide that present people were using all is that the runner is equipped with to the bottom, can steadily slide on level and smooth road surface, though it is steady, the security is good, be the good apparatus of people's body-building, but to the perfect people of demanding body-building, challenging body-building apparatus can more bring amazing interesting body-building enthusiasm and effect for them, and current slide structure can't have the sensation of sea surfing for the user, and current slide is through the user, under the driving condition, the compulsive ware left and right rocking, the sensation of surfing in the simulation sea, cause its life greatly reduced.

The current publication No. CN213466706U discloses an adapter for land surfboards, namely a spring bridge, the device has a wide application range, and a common skateboard can improve the feeling of surfing in the sea by replacing the adapter; the utility model discloses simple structure, simple to operate, long service life, user experience is effectual.

However, the spring among the device is vertical three-dimensional spring, and when user's self weight was overweight, if the user continues the wrench movement, forces the spring horizontal hunting, and the spring can break off, influences the use and experiences, and if break off, has the potential safety hazard.

Disclosure of Invention

An object of the utility model is to provide a land surfboard spring bridge, the spring that has solved prior art existence is easy to be broken, and has the potential safety hazard scheduling problem.

The above technical purpose of the present invention is mainly solved by the following technical solutions: a land surfboard spring bridge comprises a bottom support and an upper cover arranged on the end face of the bottom support, wherein an annular groove is formed in the end face of the bottom support, the upper cover can rotate relative to the bottom support along the axis of the annular groove, two first expansion springs and two second expansion springs which are symmetrically arranged along the annular track of the annular groove are arranged in the annular groove, and when the upper cover rotates, the first expansion springs or the second expansion springs can perform expansion movement along the annular track of the annular groove; the upper cover is located on the end face of the bottom support, the upper cover can rotate relative to the bottom support, when a user twists, the left-right swinging can be realized through the rotation of the upper cover, the first expansion spring and the second expansion spring in the annular groove move along the annular track of the annular groove, when the upper cover swings left and right, the first expansion spring and the second expansion spring can move in the annular groove in a telescopic mode in the horizontal direction, the elastic potential energy is added to the upper cover, the reciprocating left-right swinging capable of relaxing the upper cover is achieved, the use experience of the user is enhanced, and the thrust when the first expansion spring and the second expansion spring move and only bear the left-right swinging of the upper cover is achieved, the gravity of the user is not required to bear the first expansion spring and the second expansion spring, the situation that the first expansion spring and the second expansion spring bear the vertical gravity of the user and break is avoided, the high safety is ensured, and the service lives of the first expansion spring and the second expansion spring are prolonged.

Preferably, a first snap ring is arranged at one end of the first telescopic spring, a second snap ring is arranged at one end, close to the first telescopic spring, of the second telescopic spring, and the first snap ring and the second snap ring are fixed at the same position in the annular groove; above-mentioned first snap ring and second snap ring are fixed the same position in the ring channel, make first expanding spring's one end and second expanding spring's one end link together, when making the upper cover horizontal hunting, first expanding spring or second expanding spring can be independent concertina movement respectively, adapt to the wrench movement of upper cover, avoid first expanding spring or second expanding spring wholly to take place to shift in the ring channel, and make first expanding spring and second expanding spring can't be along with the wrench movement and the concertina movement of upper cover, reduce and use experience.

Preferably, the inner ring of the first clamping ring and the inner ring of the second clamping ring coaxially penetrate through the locking screw, and the bottom of the annular groove is provided with a threaded hole matched with the locking screw; above-mentioned locking screw and the cooperation setting of screw hole for the locking of first snap ring and second snap ring is simple and convenient reliable more, and is convenient for dismantle first expanding spring and second expanding spring through locking screw at any time and carry out the part and change or maintain, and the change of local part, the effectual maintenance cost that has reduced the user.

Preferably, a first cushion block is arranged at one end, separated from the second telescopic spring, of the first telescopic spring, and a second cushion block is arranged at one end, separated from the first telescopic spring, of the second telescopic spring; the setting of above-mentioned first cushion and second cushion can form the support to first expanding spring's tip and second expanding spring's tip, increases first expanding spring and second expanding spring guard action, when avoiding first expanding spring and second expanding spring concertina movement and the upper cover between long-term friction, and aggravated first expanding spring and second expanding spring's wearing and tearing.

Preferably, a limiting convex part positioned between the first cushion block and the second cushion block is arranged on the end face, which is in contact with the bottom support, of the upper cover; the setting of above-mentioned spacing convex part is located between first cushion and the second cushion for the horizontal hunting of upper cover, the spacing convex part of accessible promote first expanding spring or second expanding spring and carry out concertina movement, with the linkage that forms the structure, guarantees the steady operation of structure.

Preferably, the middle part of the bottom support is provided with an arc-shaped groove coaxial with the annular groove corresponding to the inner side of the annular groove, and the end face, which is in contact with the bottom support, on the upper cover is provided with a limiting block matched with the arc-shaped groove; the cooperation setting of above-mentioned arc wall and stopper for when the upper cover was controlled wrench movement, the stopper can remove along the arc wall in the arc wall, and the restriction effect to the displacement range of stopper is played at the both ends of arc wall, is promptly the injecing to the horizontal hunting range of upper cover promptly.

Preferably, a first elastic tube is arranged in the inner ring of the first telescopic spring in a penetrating manner, and a second elastic tube is arranged in the inner ring of the second telescopic spring in a penetrating manner; above-mentioned first elasticity pipe and second elasticity pipe's setting plays the effect of direction, avoids first expanding spring and second expanding spring to take place horizontal wrench movement and lead to warping when concertina movement, and the elastic deformation ability of first elasticity pipe and second elasticity pipe accessible self simultaneously is along with first expanding spring and second expanding spring's deformation and deformation to prevent to cause the interference to first expanding spring and second expanding spring's concertina movement.

Therefore, the utility model has the characteristics of can avoid the spring to bear vertical effort and breaking occur, guarantee the security, realize the horizontal flexible of spring simultaneously, guarantee upper cover horizontal hunting's function etc.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the shoe of FIG. 1;

FIG. 3 is an exploded view of a portion of the structure of FIG. 2;

fig. 4 is a schematic structural view of the upper cover in fig. 1.

Detailed Description

The technical solution of the present invention is further specifically described below by way of embodiments and with reference to the accompanying drawings.

As shown in fig. 1-2 and 4, a land surfboard spring bridge comprises a bottom support 1 and an upper cover 2 arranged on the end surface of the bottom support 1, wherein an annular groove 11 is arranged on the end surface of the bottom support 1, the upper cover 2 can rotate relative to the bottom support 1 along the axis of the annular groove 11, two first expansion springs 12 and two second expansion springs 13 which are symmetrically arranged and arranged along the annular track of the annular groove 11 are arranged in the annular groove 11, when the upper cover 2 rotates, the middle part of the bottom support 1 in the annular track expansion movement of the first expansion spring 12 or the second expansion spring 13 along the annular track of the annular groove 11 is provided with an arc groove 19 coaxial with the annular groove 11 corresponding to the inner side of the annular groove 11, and a limit block 22 matched with the arc groove 19 is arranged on the end surface of the upper cover 2 contacting with the bottom support 1.

Above-mentioned first expanding spring and second expanding spring are present conventional spring, above-mentioned collet is fixed in the bottom of land surfboard, pass through bolted connection between collet and the upper cover, the upper cover can be for collet horizontal hunting, the upper cover is connected with land surfboard's gyro wheel, when the upper cover horizontal hunting, first expanding spring or second expanding spring follow the flexible change of annular orbit of ring channel, adapt to the horizontal hunting of upper cover, increase elastic potential energy for the horizontal hunting of upper cover, make the horizontal hunting of upper cover more laborsaving, simultaneously, the stopper moves along the arc wall along with the horizontal hunting of upper cover in the arc wall, the range of variation about to the upper cover is injectd.

As shown in fig. 2 to 4, a first snap ring 121 is disposed at one end of the first extension spring 12, a second snap ring 131 is disposed at one end of the second extension spring 13 close to the first extension spring 12, the first snap ring 121 and the second snap ring 131 are fixed at the same position in the annular groove 11, a locking screw 14 coaxially penetrates through an inner ring of the first snap ring 121 and an inner ring of the second snap ring 131, a threaded hole 111 matched with the locking screw 14 is disposed at the bottom of the annular groove 11, a first cushion block 15 is disposed at one end of the first extension spring 12 separated from the second extension spring 13, a second cushion block 16 is disposed at one end of the second extension spring 13 separated from the first extension spring 12, a limit protrusion 21 located between the first cushion block 15 and the second cushion block 16 is disposed on an end surface of the upper cover 2 contacting the shoe 1, a first elastic tube 17 penetrates through an inner ring of the first extension spring 12, and a second elastic tube 18 penetrates through an inner ring of the second extension spring 13.

The first snap ring and the second snap ring are integrally formed with the first telescopic spring and the second telescopic spring respectively, the first snap ring and the second snap ring are sequentially and longitudinally placed on the peripheral side of a threaded hole, the locking screw penetrates through the inner rings of the first snap ring and the second snap ring and is inserted into the threaded hole and is screwed, the connection between one end of the first telescopic spring and one end of the second telescopic spring is formed and fixed, the first cushion block and the second cushion block can be made of plastics and are placed at the end part of the first telescopic spring and the end part of the second telescopic spring, when the upper cover is fixed on the bottom support, the first cushion block and the second cushion block are respectively located on two sides of the limiting convex part, when the upper cover swings left and right, the limiting convex part pushes the first cushion block or the second cushion block, the first telescopic spring or the second telescopic spring can move, the first elastic tube and the second elastic tube are supported by rubber materials or silica gel materials and are of tubular structures, the first elastic tube and the second elastic tube can conveniently deform along the annular groove in a telescopic way, the first telescopic spring and the second elastic tube can respectively penetrate through the inner rings and the second telescopic spring, and the annular groove can form a certain guiding effect on the second telescopic spring.

Claims

1. A land surfboard spring bridge which is characterized in that: including collet (1) and upper cover (2) of locating on collet (1) terminal surface, be equipped with ring channel (11) on the terminal surface of collet (1), ring channel (11) axis can be followed in upper cover (2) and rotate for collet (1), be equipped with two first expanding spring (12) and second expanding spring (13) that set up and the symmetry sets up along the annular orbit of ring channel (11) in ring channel (11), when upper cover (2) rotate, the annular orbit concertina movement of ring channel (11) is followed in first expanding spring (12) or second expanding spring (13).

2. The land surfboard spring bridge of claim 1, wherein: one end of the first telescopic spring (12) is provided with a first clamping ring (121), one end, close to the first telescopic spring (12), of the second telescopic spring (13) is provided with a second clamping ring (131), and the first clamping ring (121) and the second clamping ring (131) are fixed at the same position in the annular groove (11).

3. The land surfboard spring bridge of claim 2, wherein: the inner ring of the first clamping ring (121) and the inner ring of the second clamping ring (131) coaxially penetrate through a locking screw (14), and a threaded hole (111) matched with the locking screw (14) is formed in the bottom of the annular groove (11).

4. The land surfboard spring bridge of claim 1, wherein: one end of the first telescopic spring (12) separated from the second telescopic spring (13) is provided with a first cushion block (15), and one end of the second telescopic spring (13) separated from the first telescopic spring (12) is provided with a second cushion block (16).

5. The land surfboard spring bridge of claim 4, wherein: and a limiting convex part (21) positioned between the first cushion block (15) and the second cushion block (16) is arranged on the end surface of the upper cover (2) contacted with the bottom support (1).

6. The land surfboard spring bridge of claim 1, wherein: the middle part of collet (1) is equipped with arc wall (19) coaxial with ring channel (11) corresponding to the inboard of ring channel (11), be equipped with on upper cover (2) and collet (1) contact's the terminal surface with arc wall (19) matched with stopper (22).

7. The land surfboard spring bridge of claim 1, wherein: a first elastic tube (17) penetrates through the inner ring of the first telescopic spring (12), and a second elastic tube (18) penetrates through the inner ring of the second telescopic spring (13).