CN212327287U - Connecting device for trampoline and trampoline - Google Patents

Abstract

The application provides a connecting device and a trampoline for a trampoline. The connecting device is used for connecting a supporting rod in the trampoline with a bed frame supported by a support, and comprises a three-way joint and a locking piece. The three-way joint comprises a bedstead connector and a support connecting pipe, wherein the bedstead connector is used for connecting with the support connecting pipe of the support, the support connecting pipe is connected with one end of the bedstead connector, and the side wall of the support connecting pipe is provided with a mounting hole for fixedly connecting the supporting rod. The retaining member connect in the other end of bedstead connector, the retaining member is including supplying the first connecting hole that the bracing piece passed. The connecting device can conveniently fix the supporting rod on the bed frame, and can make the structure more compact, the fixing more firm and the installation flexible.

Description

Connecting device for trampoline and trampoline

Technical Field

The present application relates to a sports or entertainment device, and in particular to a connection device for a trampoline and a trampoline.

Background

Trampoline parts are generally fixed on a bed frame by bolts, and then a safety net is bound or sleeved on the support rods, so that the whole safety net vertically surrounds the use surface of the trampoline. The existing fixing mode is inconvenient to install and unstable in fixing the supporting rod, so that potential safety hazards are generated.

In traditional trampoline, the bottom periphery of safety net is through elasticity drag hook or string ligature on the bedstead, perhaps hooks in the triangle of spring and detains, but whatever kind of mode, when all unavoidable uses, the user touches the injury that the spring probably caused. Some trampoline structures among the prior art are with safety net, flexible pad or even spring protection pad become an organic whole through the sewing, also can play the effect of avoiding the injury, however, because integrative can't separately cause the cost that the consumer changed the accessory too high, in case safety net, flexible pad or spring protection pad have a damage, need whole change, extravagant very much.

It can be seen that there is a need for a connecting device for connecting a trampoline support bar to a bed frame that is easy to install, secure and reliable, and a trampoline.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned disadvantages of the prior art, it is an object of the present application to provide a connecting device for a trampoline, which can conveniently and effectively fix a support rod to a frame.

In order to achieve the above objects and other related objects, a first aspect of the present application provides a connecting device for a trampoline, for connecting a support bar in the trampoline with a bed frame supported by a support, the connecting device includes a three-way joint and a locking member, the three-way joint includes a connecting portion for connecting with the bed frame connector of the bed frame and a connecting portion for connecting with a support connecting pipe of the support, the connecting portion is connected with one end of the bed frame connector, a mounting hole for fixing the support bar is formed on a side wall of the support connecting pipe, the locking member is connected with the other end of the bed frame connector, and the locking member includes a first connecting hole for the support bar to pass through.

In some embodiments of the first aspect of the present application, the retaining member further comprises a protrusion that abuts the bed frame connector.

In some embodiments of the first aspect of the present application, the bed frame connector is a square through structure.

In some embodiments of the first aspect of the present application, the seat connection tube is a circular through structure.

It is still another object of the present application to provide a trampoline capable of conveniently and effectively fixing a support rod to a frame.

In order to achieve the above and other related objects, a second aspect of the present application provides a trampoline, comprising the above connecting device, a bed frame, a support, and a support rod, wherein the bed frame is connected to the bed frame connector, the support is connected to the support connecting pipe and supports the bed frame, and the bottom end of the support rod passes through the first connecting hole and is fixedly connected to the support connecting pipe through the mounting hole.

In some embodiments of the second aspect of the present application, the trampoline further includes a flexible mat provided at an inner circumferential side of the frame, a plurality of springs connected at both ends thereof to the flexible mat and the frame, respectively, and a safety net connected at top ends thereof to top ends of the support rods, connected at bottom ends thereof to the flexible mat, and enclosing the flexible mat to form a bounce space.

In some embodiments of the second aspect of the present application, the support rod includes a first connecting rod, a second connecting rod, and a connecting sleeve, through which the first connecting rod and the second connecting rod are connected.

In some embodiments of the second aspect of the present application, the first connecting rod is a fiber rod and the second connecting rod is a metal tube. The utility model provides a bracing piece adopts the combination of fibre pole and steel pipe, forms the fine structure on the steel down, and the effectual advantage that has remain the two has avoided the not enough of existence simultaneously furthest, has formed the new construction of rigid-flexible combination, and intensity is high, and elasticity is good, is difficult to warp.

In some embodiments of the second aspect of the present application, the trampoline further comprises a spring pad covering the spring and at least partially covering the frame.

In some embodiments of the second aspect of the present application, the end of the spring protection pad away from the bed frame is provided with a plurality of first through holes, the edge of the flexible pad is provided with a plurality of second through holes, the bottom end of the safety net is provided with a plurality of third through holes, and the first through holes, the second through holes and the third through holes are in one-to-one correspondence and connected with each other through a flexible rope. This application designs one kind through the structure that the rope was in the same place with safety net, the three-dimensional ligature of flexible pad and spring protection pad, avoids user and spring contact completely to avoid the injury.

In some embodiments of the second aspect of the present application, the spring includes a spring body, a first hook and a second hook, the first hook and the second hook are respectively fixed at two ends of the spring body, the first hook is connected with the bed frame, and the second hook is connected with the flexible pad.

In some embodiments of the second aspect of the present application, the first hook includes an extension, a first bend, and a second bend; the extending part and the first bending part as well as the first bending part and the second bending part are in arc transition connection. The spring hole is optimized aiming at the damage point which is easy to appear when the bed frame is used, and the shape of the traditional spring hook is changed, so that the material strength damage caused by the spring hole in the processing process is greatly reduced, and the tensile strength and the fatigue strength of the bed frame are effectively improved when the trampoline is used.

In some embodiments of the second aspect of the present application, an included angle between the extending portion and the first bending portion is 30 to 60 degrees.

In some embodiments of the second aspect of the present application, an included angle between the extending portion and the first bending portion is 45 degrees.

In some embodiments of the second aspect of the present application, the second bend is perpendicular to the extension.

In some embodiments of the second aspect of the present application, the bed frame is provided with a plurality of second connection holes, and the first hook is connected to the bed frame through the second connection holes.

As mentioned above, the connecting device for the trampoline and the trampoline can conveniently fix the supporting rod on the bed frame, and can make the structure more compact, the fixation more firm and the installation flexible.

Drawings

FIG. 1 is a schematic view of an embodiment of a connection device of the present application;

FIG. 2 is a schematic structural view of one embodiment of a retaining member of the present application;

FIG. 3 is a schematic diagram of a trampoline according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a structure of one embodiment of a flexible mat according to the present application;

fig. 5 is a schematic structural view of an embodiment of the spring of the present application.

Detailed Description

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It is noted that in the following description, reference is made to the accompanying drawings which illustrate several embodiments of the present application. It is to be understood that other embodiments may be utilized and that mechanical, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present application. The following detailed description is not to be taken in a limiting sense, and the scope of embodiments of the present application is defined only by the claims of the issued patent. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Spatially relative terms, such as "upper," "lower," "left," "right," "lower," "below," "lower," "above," "upper," and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature as illustrated in the figures.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "retained," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

The present application provides a trampoline and a connecting device 1 for the trampoline. As shown in fig. 3, the trampoline according to the present invention includes a frame 2, a support 3 supported on the bottom of the frame 2, a plurality of support rods 6, and a connecting device 1, wherein each support rod 6 is fixedly connected to the frame 2 through the connecting device 1. As shown in fig. 1 and 3, the connecting device 1 according to the present application includes a three-way joint 11 and a locker 12. The three-way joint 11 includes a frame connector 110 connected to the frame 2 and a support connector 111 connected to the support 3, the support connector 111 is connected to one end of the frame connector 110, and a mounting hole 112 for fixedly connecting the support rod 6 is formed on a side wall of the support connector 111. The locker 12 is coupled to the other end of the frame coupler 110, and the locker 12 includes a first coupling hole 120 through which the support bar 6 passes. Above-mentioned connecting device 1 can conveniently fix bracing piece 6 on bedstead 2 in a flexible way, and during the use, bedstead connector 110 and bedstead 2 are fixed mutually, and support connecting pipe 111 and support 3 are fixed mutually, and bracing piece 6 passes first connecting hole 120 to pass through mounting hole 112 fixed connection in three way connection 11 with bracing piece 6 bottom, and three way connection 11 is whole to be fixed in bedstead 2 and support 3, thereby realizes the fixed connection between bracing piece 6 and bedstead 2, and overall structure is compact, and is firm reliable, and the installation is nimble. Preferably, the support rod 6 and the support connection tube 111 can be fixed by a fastener such as a bolt inserted into the mounting hole 112.

As shown in FIG. 1, the locking member 12 of the present application further includes a protrusion 121 abutting against the bed frame coupler 110. The protrusion 121 may be provided in a plurality of shapes. The arrangement of the convex part 121 can increase the reliability of the fixed connection between the locking member 12 and the three-way joint 11, so that the support rod 6 can be fixed more stably and reliably.

As shown in fig. 2, in the present embodiment, the locker 12 includes a first coupling part 122, a transition part 123, and a second coupling part 124. The outer edges of the first connecting portion 122 and the second connecting portion 124 are both arc-shaped, the outer edge of the transition portion 123 is linear, and the outer edges of the first connecting portion 122, the transition portion 123 and the second connecting portion 124 are connected in sequence in a smooth transition manner. Preferably, the second connection portion 124 has a larger size than the first connection portion 122. The first connecting hole 120 is disposed at an end of the locking strip 12 close to the second connecting portion 124, and a portion of the first connecting hole 120 is disposed on the second connecting portion 124 and another portion is disposed on the transition portion 123. The protrusion 121 includes first and second protrusions provided on the bottom surface of the locker 12, and preferably, the first and second protrusions are formed by extending downward from edge portions of both sides of the locker 12. Specifically, the transition portion 123 of the locking member 12 extends downward to form a first flange 125 and a second flange 126 near the two side edges of the second connecting portion 124, and the end of the first flange 125 near the first connecting portion 122 and the end of the second flange 126 near the first connecting portion 122 are bent oppositely to form the first protrusion and the second protrusion. The first protrusion and the second protrusion are abutted against the side of the frame connector 110. The edge portion of the second connecting portion 124 extends downward to form an arc-shaped third flange 127, and the first flange 125 and the second flange 126 are respectively provided at both ends of the third flange 127, thereby providing better support for the protrusion 121. Retaining member 12 further includes a through hole 128 disposed proximate an end of first coupling portion 122, with through hole 128 being partially disposed in first coupling portion 122 and partially disposed in transition portion 123. The bed frame connector 110 is preferably a square through structure, and has through holes at the top and bottom ends, and bolts are inserted through the through holes 128 and the holes at the top and bottom ends of the bed frame connector 110, so as to fixedly connect the locking member 12 with the bed frame connector 110.

As shown in fig. 3, the present application provides a trampoline including the above-described coupling device 1, a frame 2, a support 3, a flexible mat 4 provided on the inner circumferential side of the frame 2, a plurality of springs 5, a support bar 6, and a safety net 7. The bed frame 2 is connected to the bed frame connector 110. The holder 3 is connected to the holder connection pipe 111 and supports the frame 2. One end of the spring 5 is connected with the bed frame 2, and the other end is connected with the flexible mat 4. The bottom end of the support rod 6 passes through the first connection hole 120 and is fixedly connected with the holder connection pipe 111 through the mounting hole 112. The top of safety net 7 is connected with the top of bracing piece 6, and the bottom of safety net 7 is connected with flexible pad 4, and safety net 7 encloses with flexible pad 4 and closes and form a bounce space. This trampoline is connected the bottom and the flexible pad 4 of safety net 7, forms semi-enclosed bounce space, and flexible pad 4 sets up in bedstead 2 internal peripheral side, and spring 5 is connected again between flexible pad 4 and bedstead 2, so spring 5 is located the periphery side of flexible pad 4 to avoided the user to contact with spring 5 in the use, avoided the user because of touching the injury that spring 5 probably caused. Moreover, the trampoline adopts the connecting device 1, the support rod 6 and the bed frame 2 can be conveniently and fixedly connected, and the fixed connection structure is stable and reliable and has strong safety.

The bed frame 2 of the application is composed of a plurality of arc-shaped circular steel tubes which are connected end to end, and the bed frame 2 is inserted into the bed frame connector 110 to be fixed. As shown in fig. 3, the support bar 6 includes a first connecting rod 60, a second connecting rod 61, and a connecting sleeve 62, and the first connecting rod 60 and the second connecting rod 61 are connected by the connecting sleeve 62. Preferably, the first connecting rod 60 is a fiber rod, and the second connecting rod 61 is a metal pipe, such as a steel pipe. The bracing piece 6 adopts the combination of fibre pole and steel pipe, forms the fine structure on the steel down, and the effectual advantage that has remain the two has avoided the not enough of existence simultaneously furthest, has formed the new construction of rigid-flexible combination, and intensity is high, and elasticity is good, is difficult to warp. The support connecting pipe 111 is a circular through structure, the support 3 comprises a plurality of vertically extending support rods 31 and a plurality of connecting rods 32, the top ends of the support rods 31 are inserted into the support connecting pipe 111 for fixation, the bottoms of the support rods 31 are in contact with the ground, and the connecting rods 32 are transversely connected between two adjacent support rods 31, so that the bed frame 2 is supported integrally.

As shown in fig. 3, the trampoline of the present application further includes a spring pad 8, and the spring pad 8 covers the springs 5 and at least partially covers the frame 2. The spring protection pad 8 forms a certain included angle from outside to inside relative to the plane of the spring 5, so that the spring protection pad is convenient to stretch along with the spring 5 and is not torn. The end of the spring protection pad 8 far away from the bed frame 2 is provided with a plurality of first through holes. As shown in fig. 4, the edge of the flexible mat 4 is provided with a plurality of second through holes 40 corresponding to the first through holes, and the flexible mat 4 is provided with a plurality of hanging rings 41. The bottom end of the safety net 7 is provided with a plurality of third through holes corresponding to the first through holes. The first through hole, the second through hole 40 and the third through hole are connected through penetrating a soft rope, so that the spring protection pad 8, the flexible pad 4 and the safety net 7 are bundled together, a user can not contact the spring 5 completely even if the safety net 7 is outside, and injury is avoided.

As shown in fig. 5, the spring 5 includes a spring body 50, a first hook 51 and a second hook 52, and the first hook 51 and the second hook 52 are fixed to both ends of the spring body 50, respectively. The first hook 51 is connected to the frame 2 and the second hook 52 is connected to the mat 4 by the suspension loop 41.

As shown in fig. 5, the first hook 51 of the present application includes an extending portion 510, a first bent portion 511, and a second bent portion 512. The extending portion 510 and the first bending portion 511, and the first bending portion 511 and the second bending portion 512 are connected by arc transition. The included angle between the extending portion 510 and the first bending portion 511 is 30 to 60 degrees. Preferably, the included angle between the extending portion 510 and the first bending portion 511 is 45 degrees. The second bending portion 512 extends in a direction perpendicular to the extending portion 510. The frame body 2 is provided with a plurality of second coupling holes through which the first hooks 51 are coupled with the frame body 2. Such a shape of the first hooks 51 can greatly reduce the strength damage of the material to the second coupling holes, so that the tensile strength and fatigue strength of the frame 2 can be effectively improved when the trampoline is in use.

In summary, the present application provides a connection device for a trampoline and a trampoline. The connecting device can flexibly and conveniently install the supporting rod on the bed frame to form a firm and stable trampoline structure. The trampoline binds the safety net, the flexible pad and the spring protection pad together through the soft rope, avoids user and spring contact completely, and the security is high. The trampoline is still through adopting the combination of fibre pole and steel pipe with the bracing piece for bracing piece intensity is high, elasticity is strong, non-deformable, and changes the shape of traditional spring hanger, makes the tensile strength and the fatigue strength of trampoline bedstead when using effectively improve. Thereby greatly improving the overall performance of the trampoline. Therefore, the application effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.

Claims (16)

1. A connecting device for a trampoline for connecting a pole in the trampoline to a frame supported by a support, comprising:

the support connecting pipe is connected to one end of the bedstead connector, and the side wall of the support connecting pipe is provided with a mounting hole for fixedly connecting the support rod; and

the locking piece is connected to the other end of the bedstead connector and comprises a first connecting hole for the support rod to pass through.

2. The connection for a trampoline according to claim 1, wherein the locker further comprises a boss abutting the frame coupler.

3. The connecting device for a trampoline according to claim 1, wherein the frame connector has a square through-hole structure.

4. A connection device for a trampoline according to claim 1, wherein said support connection pipe is a circular through-structure.

5. A trampoline, comprising:

the connecting device of any one of claims 1-4;

the bedstead is connected with the bedstead connecting head;

a support connected to the support connection pipe and supporting the frame; and

and the bottom end of the supporting rod penetrates through the first connecting hole and is fixedly connected with the support connecting pipe through the mounting hole.

6. The trampoline of claim 5, further comprising a flexible mat provided at an inner circumferential side of the frame, a plurality of springs coupled at both ends thereof to the flexible mat and the frame, respectively, and a safety net coupled at top ends thereof to top ends of the support rods, at bottom ends thereof to the flexible mat, the safety net enclosing the flexible mat to form a bounce space.

7. The trampoline of claim 5, wherein the support rods comprise a first connecting rod, a second connecting rod, and a connecting sleeve through which the first connecting rod and the second connecting rod are connected.

8. The trampoline of claim 7, wherein the first connecting rods are fiber rods and the second connecting rods are metal tubes.

9. The trampoline of claim 6, further comprising a spring pad covering the spring and at least partially covering the bed frame.

10. The trampoline of claim 9, wherein the end of the spring protection mat, which is away from the frame, is provided with a plurality of first through holes, the edge of the flexible mat is provided with a plurality of second through holes, the bottom end of the safety net is provided with a plurality of third through holes, and the first through holes, the second through holes and the third through holes are in one-to-one correspondence and connected through soft ropes.

11. The trampoline of claim 6, wherein the spring comprises a spring body, a first hook and a second hook, the first hook and the second hook are fixed to both ends of the spring body, respectively, the first hook is connected with the frame, and the second hook is connected with the soft mat.

12. The trampoline of claim 11, wherein the first hook includes an extension, a first bend, and a second bend; the extending part and the first bending part as well as the first bending part and the second bending part are in arc transition connection.

13. The trampoline of claim 12, wherein the angle between the extension and the first bend is 30 to 60 degrees.

14. The trampoline of claim 13, wherein the angle between the extension and the first bend is 45 degrees.

15. The trampoline of claim 12, wherein the second bend is perpendicular to the extension.

16. The trampoline of any one of claims 11 to 15, wherein a plurality of second coupling holes are provided on the frame, and the first hooks are coupled to the frame through the second coupling holes.

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