WO2020010692A1 - Conveniently assembled trampoline - Google Patents

Abstract

A conveniently assembled trampoline, comprising a base (10), a plurality of elastic elements and an elastic mat (30). A plurality of mounting fasteners (31) is disposed at an outer periphery of the bottom surface of the elastic mat (30). A bottom end of the elastic element is detachably inserted to the base (10), and an upper end thereof is detachably mounted to the mounting fastener (31). The elastic element comprises an elastic rod (20) and a position adjusting element (40). A bottom end of the elastic rod (20) is inserted into the base (10), and the plurality of elastic rods (20) is mounted spirally on the base (10). The position adjusting element (40) is disposed on and passes through the base (10) and the elastic rod (20). The elastic rod (20) can adjust the position thereof on the position adjusting element (40), such that the elastic rod (20) can be conveniently and easily assembled. The elastic rod (20) can further be locked in place to ensure the elasticity and mounting stability thereof.

Description

Casual trampoline Technical field

The invention relates to a trampoline, in particular to a casual trampoline.

Background technique

Trampoline is mainly used in sports, fitness and entertainment, etc. It is a relatively popular sport in foreign countries, and it is gradually receiving attention at home. Please refer to FIGS. 1 and 2. The trampoline shown includes a base 10, a plurality of elastic rods 20a detachably mounted on the base 10, and an elastic pad 30 mounted on the top of the elastic rod 20a. The base 10 corresponds to elasticity. A positioning hole is provided at the position of the rod 20a, and a buckle portion 31 is provided on the bottom end of the elastic pad 30. During installation, the bottom end of the elastic rod 20 a needs to be installed and positioned in the positioning hole, and then the top end of the elastic rod 20 a is snapped into the buckling portion 31 of the elastic pad 30.

Since the elastic rod is a main elastic component of the trampoline, the elastic rod must have good elasticity and load bearing capacity, so the elastic rod cannot be too soft, and it must have a certain strength. However, since the elastic rod cannot be adjusted in the positioning hole, it takes a lot of effort to install the elastic rod before the top of the elastic rod can be snapped into the buckle portion, especially the larger trampoline. Weak groups such as women and the elderly cannot complete the installation of elastic rods at all.

In addition, because the direct assembly of the above trampoline is too strong, it needs to be installed in a specific diagonal manner. For example, after the first elastic rod is installed, the second elastic rod needs to be installed with the first elastic rod. Relative position. And if the position of the elastic rod is wrongly installed, it needs to be reassembled, otherwise the subsequent elastic rod cannot be installed on the trampoline; the installation is extremely inconvenient.

Summary of the invention

For this reason, the object of the present invention is to provide a trampoline with a convenient type to solve the problem of inconvenient installation of the elastic rod on the trampoline with the elastic rod.

To achieve the above objective, the present invention mainly adopts the following technical solutions:

A casual trampoline is installed on a trampoline. The trampoline includes a base, a plurality of elastic components, and an elastic pad. A plurality of mounting buckles are provided on the outer peripheral edge of the bottom surface of the elastic pad. The bottom end of the elastic component is detachable. It is inserted on the base, and the top of the elastic component is detachably mounted on the mounting buckle. The base is tubular, and the base is provided with a plurality of mounting parts. The mounting part includes a mounting hole penetrating the top side wall of the base. And a positioning hole running through the base laterally, the positioning hole includes a first positioning hole and a second positioning hole arranged coaxially, the first positioning hole is arranged near one side of the mounting hole, and the first positioning hole is provided with A limiting portion for restricting the rotation of the screw; the elastic device includes an elastic rod and an adjusting member, the elastic rod includes an elastic rod body and a sheath and a snap ring provided at both ends of the elastic rod body, and the sheath is provided on the elastic rod The snap ring is mounted on the top end of the elastic rod body on the outer surface of the bottom end of the body; the bottom of the sheath is provided with an adjustment portion, and the adjustment portion is provided with an adjustment hole penetrating transversely; Position The parts include an adjusting screw and an adjusting nut installed on the adjusting screw. The adjusting screw is provided with an adjusting portion. The adjusting portion is provided with an installation position, a force position, and an installation position. Positioning space between forces;

When installing an elastic rod, insert the bottom end of the elastic rod into the mounting hole, and sequentially insert the adjustment screw from the first positioning hole into the adjustment hole of the sheath and the second positioning hole. One end of the two positioning holes is screwed to the adjusting screw; the sheath is threaded on the adjusting part of the adjusting screw, and the bottom end of the sheath is always spaced from the bottom of the inner side of the base in the adjusting space; When the top of the elastic rod is snapped into the fastener, the bottom end of the elastic rod is automatically moved to the installation position along the adjustment space; after the installation is completed, the sheath is positioned on the force position by rotating the nut.

Further, the adjusting member may further include an elastic ring and a gasket sleeved on the adjusting screw, the elastic ring is disposed between the adjusting nut and the gasket, and the gasket is disposed on the sheath And the elastic ring.

Further, the first positioning hole is provided in a polygonal shape, and an end of the adjusting screw is provided with a limiting block, the shape of the limiting block is the same as the shape of the first positioning hole, and the limiting block is snapped in Inside the first positioning hole.

Further, a positioning groove for mounting the elastic rod is extended from the top surface of the sheath to the bottom surface, the positioning portion is hollow, and a spacer is formed between the positioning groove and the positioning portion. And the adjustment screw is spaced apart.

Further, the buckle includes a main body portion, a bearing socket provided on a bottom surface of the main body portion, and a limiting post provided in the bearing socket. The main body portion is embedded in an elastic pad; On the limit post.

Further, the limiting post protrudes from the bottom surface of the elastic pad, and the limiting post extends obliquely from the fixed end to the free end in a direction away from the corresponding elastic rod.

Further, the force receiving position is a vertical position of the elastic rod and the adjusting screw, and the installation position is an end position to which the elastic rod can move in the direction of the adjusting screw toward the adjusting nut.

Further, the adjusting hole is an adjusting long hole, and the adjusting hole is extended up and down along the sheath.

In summary, the present invention not only makes the installation of the elastic rod easy and labor-saving by installing the elastic component on the trampoline and using the nut to preload the installation, but also does not need to deliberately install diagonally, increasing the convenience of installation; meanwhile, it can also ensure the flexibility The elastic force of the rod and the installation stability; in addition, the arrangement of the elastic ring can not only increase the elastic force of the elastic rod, but also cushion the impact force between the elastic rod and the nut. The arrangement of the gasket can prevent the elastic ring and the elastic rod from directly contacting each other and being stressed and abraded. The invention has strong practicability and strong promotion significance.

BRIEF DESCRIPTION OF THE DRAWINGS

1 is a schematic diagram of a traditional installation structure of an elastic rod of a trampoline;

FIG. 2 is a schematic structural diagram of an embodiment of a casual trampoline according to the present invention; FIG.

3 is a schematic structural diagram of an elastic component in FIG. 2;

FIG. 4 is a partial cross-sectional structure diagram of the elastic component in FIG. 3; FIG.

5 is a schematic sectional view of the elastic rod in FIG. 4 from another perspective;

6 is a schematic diagram of an adjustment state when the elastic rod is installed;

FIG. 7 is a schematic diagram when the elastic rod is under a force;

8 is a schematic structural diagram of another embodiment of an elastic component;

FIG. 9 is a schematic diagram illustrating a position adjustment of the elastic component in FIG. 8.

detailed description

In order to make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

As shown in FIG. 1 to FIG. 5, the present invention provides a casual trampoline, which includes a base 10, a plurality of elastic components, and an elastic pad 30. A plurality of mounting buckles 31 are provided on the outer peripheral edge of the bottom surface of the elastic pad 30. The bottom end of the elastic component is detachably inserted on the base 10, and the top end of the elastic component is detachably installed on the mounting buckle 31.

The elastic component includes an elastic rod 20 and an adjusting member 40. A bottom end of the elastic rod 20 is inserted into the base, and a plurality of the elastic rods 20 are spirally mounted on the base 10. The positioning member 40 is passed through the base and the elastic rod 20. The position of the elastic rod 20 can be adjusted on the positioning member, so that the elastic rod 20 can be easily and conveniently installed. The positioning member 40 can also lock the position of the elastic rod 20 to ensure the elastic force of the elastic rod 20.

The base 10 is provided in a hollow tubular shape. In this embodiment, the base 10 is provided in a circular ring shape. It can be understood that, in other embodiments, the base 10 may be provided in any other suitable shape. The base 10 is uniformly provided with a plurality of mounting portions. The mounting portion includes a mounting hole 11 extending downward from the top of the base 10 and penetrating through the top side wall of the base 10 and a positioning hole penetrating through the base 10 in this embodiment. The central axis of the mounting hole 11 and the positioning hole is perpendicular to each other. The positioning hole includes a first positioning hole 12 and a second positioning hole 13. The first positioning hole 12 and the second positioning hole 13 are coaxially disposed, and the first positioning hole 12 is disposed close to the mounting hole 11. In this embodiment, the first positioning hole 12 is provided in a polygonal shape, and the second positioning hole 13 is provided in a circular shape.

The elastic rod 20 includes an elastic rod body 21 and a sheath 22 and a retaining ring 23 respectively disposed at two ends of the elastic rod body 21. The sheath 22 is sleeved on the outer surface of the bottom end of the elastic rod body 21. The ring 23 is attached to the top end of the elastic rod body 21. The fastener 31 includes a main body portion 32, a bearing socket 33 provided on the bottom surface of the main body portion 32, and a limiting post 34 provided in the bearing socket 33. The main body portion 32 is embedded in the elastic pad 30 by means of sewing or the like. Inside. The limiting post 34 protrudes from the bottom surface of the elastic pad 30, and the limiting post 34 extends obliquely from the fixed end to the free end in a direction away from the corresponding elastic rod. During installation, the snap ring 23 at the top of the elastic rod 20 is fixed on the limiting post 34 in the bearing socket 33 so as to connect and fix the top of the elastic rod 20 with the elastic pad 30. In addition, the design of the oblique direction of the limiting post 34 can prevent the snap ring 23 from coming out and make the installation of the snap ring 23 and the fastener 31 more stable.

A positioning groove 24 extends from a top surface of the sheath 22 to a bottom surface direction, and a bottom end of the elastic rod 20 body 21 is inserted into the positioning groove 24. An adjustment portion 25 is further provided at the bottom of the sheath 22, and the adjustment portion 25 is provided with an adjustment hole 26 penetrating the sheath 22 laterally. The adjusting hole is an adjusting long hole, and the adjusting hole is extended along the sheath to make it easier to adjust the sheath. Further, the positioning portion 25 is hollow, so that the positioning points of the positioning member 40 can be increased; a partition is formed between the positioning portion 25 and the positioning groove 24, so that the elastic rod body 21 can be avoided It penetrates into the said adjustment part 25.

The adjusting member 40 includes an adjusting screw 41 and an adjusting nut 42 installed on the adjusting screw 41. The adjusting screw 41 includes a main body portion 43 and a limiting block provided at an end of one side of the main body portion 43. 44. The limiting block 44 is used for limiting the position of the adjusting screw 21 in the lateral rotation direction. The limiting block 44 is provided in a polygonal shape, and the shape of the limiting block 44 is the same as the shape of the first positioning hole 12 on the mounting portion of the base 10. In addition, an outer cover is provided on the outer side of the limiting block 44. The outer cover is used to limit the positioning screw 41 to prevent the positioning screw 41 from penetrating into the base 10. The body portion 43 includes an adjustment portion 431 and a threaded portion 432. The adjustment portion 431 is connected to the stopper 44 and the threaded portion 432, and the adjustment nut 42 is screwed to the threaded portion 432.

A scale is provided on the outer surface of the adjusting nut 42 so that a user can intuitively see the screwed length of the adjusting nut 42. As a result, not only screwing of the adjusting nut 42 to excessive threading can be avoided, but also consistency of the screwing lengths of the multiple adjusting nuts 42 on the entire trampoline can be ensured. An internal thread is provided on the inner side of the adjusting nut 42. The internal thread of the adjusting nut 42 is screwed to the threaded portion 432 of the screw 41, and the outer diameter of the adjusting nut 42 is smaller than the second positioning on the base 10. The inner diameter of the hole 13. In addition, the adjusting member 40 may further include an elastic ring 45 and a washer 46, and the washer 46 and the elastic ring 45 are both mounted on the adjusting screw 41, and the elastic ring 45 is provided on the adjusting nut 42 and the washer Between 46. The elastic ring 45 can be made of silicone, rubber, or urethane. It has good elasticity, so that it can not only increase the elastic force of the elastic rod 20, but also avoid direct contact between the elastic rod 20 and the hard adjustment nut 42. , Causing the elastic rod 20 to wear. The material of the washer 46 is a metal material, and the arrangement of the washer 46 can prevent the elastic rod 20 from directly impacting the elastic ring 45 and causing the elastic ring 45 to wear; and because of the existence of the elastic ring 45, the elastic rod 20 and the washer 46 is a soft contact, which will not cause the abrasion of the elastic rod 20.

When installing the elastic rod 20, insert the bottom end of the elastic rod 20 into the mounting hole 11 of the base 10, and then insert the adjustment screw 41 from the first positioning hole 12 into the adjustment hole 26 and the second positioning hole of the sheath 22 in order. 13. The adjusting nut 42 is screwed from one end of the second positioning hole 13 to a part of the screw portion 432 of the end of the adjusting screw 41. The elastic rod 20 is provided with a maximum force receiving position A and an installation position B most convenient for installation on the adjusting screw 41. The space between the force receiving position A and the installation position B is a movable space of the elastic rod 20, and The bottom end of the sheath 22 is spaced from the inner bottom surface of the base 10 in the movable space. Referring to FIG. 6, when the elastic rod 20 is installed in the fastener 31, the bottom end of the elastic rod 20 can be adjusted at the adjusting portion 431 of the elastic rod 20 toward the adjusting nut 42 to make the elastic rod 20 The bottom end is moved downward, thereby reducing the distance between the top of the elastic rod 20 and the buckling member 31, so that the installation of the elastic rod 20 becomes easy and convenient. Wherein, the installation position B is an extreme position to which the elastic rod 20 can move toward the direction of the adjusting nut 42.

Referring to FIG. 7, after the elastic rod 20 is snapped into the latching member 31, the elastic rod 20 is positioned on the mounting position B by rotating the adjusting nut 42. Wherein, the installation position B is a position when the axis of the elastic rod 20 is perpendicular to the adjusting screw 41, and the length of the elastic rod 20 extending inside the base 10 is the shortest length, and the length of the elastic rod 20 extending outside the base 10 is the most Long length; the elastic rod 20 jumps tightly under force, at this time, the tension of the elastic rod 20 is the largest, and accordingly, the thrust force of the elastic nut 20 is also the largest. However, at this position, the screw connection length of the adjusting nut 42 and the adjusting screw 41 is long and the force receiving area is large, so that the thread of the adjusting nut 42 is not easy to slip due to excessive force. Understandably, the installation position and the force receiving position of the elastic rod 20 are not limited to the above-mentioned maximum force receiving position A and the installation position B, which can be adjusted according to actual needs.

As shown in FIG. 8, it is another embodiment of a trampoline trampoline according to the present invention. The elastic component in this embodiment also includes an elastic rod 20 and a positioning member 40 a. The difference is that the positioning in this embodiment is adjusted. The piece 40a includes a screw 41a, a first nut 42a, and a second nut 43a. The outer surface of the screw 41a is provided with an external thread. One end of the screw 41a is provided with only a block 44a, and the block 44a faces the screw. 41a Limit. The screw 41a penetrates into the adjusting hole 26 and the second positioning hole 13a of the elastic rod 20 in sequence from the first positioning hole 12a. The first nut 42a is screwed to the screw 41a outside the second positioning hole 13a and welded. On the screw 41a. In this embodiment, an accommodation space 27 is provided in the middle air-conditioning space portion 25 of the sheath 22, and the second nut 43 is screwed to the screw 41a and is locked in the accommodation space 27. The two nuts 43 cannot rotate relative to the sheath 22, and can only drive the sheath 22 to move.

The screw 41a in this embodiment is also provided with a maximum force receiving position A1 and a mounting position B1 that is most convenient for installation, and a space for the elastic rod 20 is provided between the force receiving position A1 and the mounting position B1. During installation, by rotating the screw 41a, the second nut 43 is moved along the screw 41a. The second nut 43 drives the bottom end of the elastic rod 20 to move to the mounting position B1, and the top end of the elastic rod 20 is mounted on the buckle. Inside the component 31; and by rotating the screw 41a, the bottom end of the elastic rod 20 is moved to the force receiving position A1, so that the elastic rod 20 is forced to jump. It can be understood that the installation position and the force receiving position of the elastic rod 20 can be adjusted between the force receiving position A1 to the installation position B1 according to requirements.

To sum up, the present invention not only makes the installation of the elastic rod easy and labor-saving by setting the elastic component and using the nut to preload the installation, but also does not need to deliberately install diagonally, which increases the convenience of installation; at the same time, it can also ensure the elasticity of the elastic rod. And installation stability; in addition, the arrangement of the elastic ring can not only increase the elastic force of the elastic rod, but also cushion the impact force between the elastic rod and the nut. The arrangement of the gasket can prevent the elastic ring and the elastic rod from directly contacting each other and being stressed and abraded. The invention has strong practicability and strong promotion significance.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the present invention. Within the scope of protection.

Claims (8)

A casual trampoline includes a base, a plurality of elastic components, and an elastic pad. A plurality of mounting buckles are provided on the outer peripheral edge of the bottom surface of the elastic pad. The bottom end of the elastic component is detachably inserted on the base. The top end of the component is detachably mounted on the mounting buckle; and a plurality of elastic components are arranged in a spiral shape as a whole; characterized in that the base is arranged in a tubular shape and a plurality of mounting parts are arranged on the base, and the mounting part includes a through base A mounting hole on the top side wall and a positioning hole penetrating transversely through the base, the positioning hole includes a first positioning hole and a second positioning hole coaxially arranged, the first positioning hole is disposed near one side of the mounting hole, and the first A positioning portion for limiting the rotation of the screw is provided in the positioning hole; the elastic device includes an elastic rod and an adjusting member, and the elastic rod is disposed at an angle with the base; the elastic rod includes the elastic rod body and the elastic rod body A sheath and a snap ring at both ends, the sheath is provided on the outer surface of the bottom end of the elastic rod body, and the snap ring is installed at the top end of the elastic rod body; a bottom of the sheath is provided with a A positioning part, the positioning part is provided with a horizontally penetrating positioning hole; the positioning member comprises a positioning screw and a positioning nut installed on the positioning screw, and the positioning screw is provided with a positioning The adjusting part is provided with a mounting position, a force receiving position, and an adjusting space provided between the mounting position and the force receiving position; When installing an elastic rod, insert the bottom end of the elastic rod into the mounting hole, and sequentially insert the adjustment screw from the first positioning hole into the adjustment hole of the sheath and the second positioning hole. One end of the two positioning holes is screwed to the adjusting screw; the sheath is threaded on the adjusting part of the adjusting screw, and the bottom end of the sheath is always spaced from the bottom of the inner side of the base in the adjusting space; When the top of the elastic rod is snapped into the fastener, the bottom end of the elastic rod is automatically moved to the installation position along the adjustment space; after the installation is completed, the sheath is positioned on the force position by rotating the nut. The trampoline trampoline according to claim 1, wherein the adjusting member further comprises an elastic ring and a gasket sleeved on the adjusting screw, and the elastic ring is disposed on the adjusting nut and the gasket. In between, the gasket is disposed between the sheath and the elastic ring. The trampoline trampoline according to claim 1, wherein the first positioning hole is provided in a polygonal shape, and a limit block is provided at an end of the adjusting screw, and the shape of the limit block and the first positioning The shape of the hole is the same, and the limiting block is clamped in the first positioning hole. The trampoline trampoline according to claim 1, wherein a positioning groove for mounting an elastic rod is provided on the top surface of the sheath to extend toward the bottom surface, the positioning portion is hollow, and the positioning groove is positioned between the positioning groove and the positioning portion. A partition is formed, and the partition separates the elastic rod and the adjusting screw. The trampoline trampoline according to claim 1, wherein the buckle comprises a main body portion, a bearing socket provided on a bottom surface of the main body portion, and a limiting post provided in the bearing socket, and the main body portion is embedded Inside the elastic pad; the snap ring is fixed on the limiting post. The trampoline trampoline according to claim 1, wherein the limit post protrudes from the bottom surface of the elastic cushion, and the limit post extends obliquely from the fixed end to the free end in a direction away from the corresponding elastic rod. . The trampoline trampoline according to claim 1, wherein the force receiving position is a vertical position of the elastic rod and the adjusting screw, and the installation position is a position where the elastic rod can move along the adjusting screw toward the adjusting nut. The end position to move to. The trampoline trampoline according to claim 1, wherein the adjustment hole is an adjustment slot, and the adjustment hole extends up and down along the sheath.

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