Large trampoline with anti-collision device

Abstract

The utility model relates to the technical field of large trampoline, and discloses a large trampoline with an anti-collision device, which comprises a support frame, four corners in the support frame are fixedly connected with one ends of first springs, the opposite ends of the four first springs are fixedly connected with jumping cloth, and the top of the support frame is provided with a buffer mechanism; the buffer mechanism comprises a vertical groove, four groups of dampers, four first protection plates, a second spring, a sliding groove, a sliding block and four second protection plates; the vertical groove is formed in the top of the supporting frame, the bottom end of the damper is fixedly connected with the inner wall of the top of the vertical groove, and when a user bounces from the jumping cloth and falls onto the supporting frame, the first protection plate and the second protection plate bear the impact at first, and the damper is compressed to buffer the impact force generated by the impact; therefore, a user is prevented from being hurt by directly impacting the supporting frame, and potential safety hazards are eliminated.

Description

Technical Field

[0001] The utility model relates to the technical field of large trampolines, in particular to a large trampoline with an anti-collision device. Background Art

[0002] Trampoline is a competitive sport in which athletes use the rebound of a trampoline to perform acrobatic skills in the air. It is a type of gymnastics and is known as "aerial ballet". It includes two events: single jump and net.

[0003] According to the Chinese patent with the publication number "CN213031739U", a large trampoline with large load-bearing capacity, which is safe and reliable, includes a bottom frame and a top frame, wherein a jumping cloth is fixedly installed in the bottom frame, and a same flexible protective cover is fixedly installed on the side where the bottom frame and the top frame are close to each other, support plates are fixedly installed on the front and rear sides of the bottom of the bottom frame and on the left and right sides of the bottom, and mounting holes are opened on one side of the two support plates on the left and right sides and on the front sides of the two support plates on the front and rear sides, and rotating shafts are rotatably installed in the four mounting holes, and one end of the four rotating shafts is fixedly installed on the connecting plates, and the tops of the four connecting plates are rotatably connected to one end of the vertical rods through hinges, and the tops of the four vertical rods are rotatably connected to the bottom of the top frame through hinges, and the sides of the four vertical rods close to the bottom frame are rotatably connected to one end of the connecting rod through hinges, and the tops of the four connecting plates are rotatably connected to sleeves through hinges, and the four sleeves are respectively slidably sleeved on the outsides of the corresponding connecting rods, and the other ends of the four connecting rods are fixedly connected to one end of a buffer spring, and the other ends of the four buffer springs are respectively fixedly connected to the inner wall of one side of the corresponding sleeve.

[0004] However, although this patent can improve the stability of the trampoline, users can easily collide with the outer support frame of the trampoline when using the trampoline, resulting in physical injuries. Therefore, the trampoline has certain safety hazards. Therefore, a large trampoline with an anti-collision device is proposed to solve the above-mentioned problem. Utility Model Content

[0005] The technical problem to be solved by the present invention is to provide a large trampoline with an anti-collision device in view of the deficiencies in the above-mentioned prior art.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0007] A large trampoline with an anti-collision device comprises a support frame, wherein one end of a first spring is fixedly connected to the four inner corners of the support frame, and a trampoline cloth is fixedly connected to the opposite ends of the four first springs. A buffer mechanism is provided on the top of the support frame;

[0008] The buffer mechanism includes a vertical slot, four groups of dampers, four first protective plates, a second spring, a slide slot, a slider, and four second protective plates;

[0009] The vertical slot is formed at the top of the support frame, and the bottom end of the damper is fixedly connected to the top inner wall of the vertical slot. Four first protective plates are fixedly connected to the tops of the four groups of dampers, and sponge pads are provided on the outsides of the first and second protective plates. When a user places the device on the first protective plate, the damper absorbs the impact force generated by the collision.

[0010] Preferably, the second spring is sleeved on the outside of the damper, the top end of the second spring is fixedly connected to the first protective plate, and the bottom end of the second spring is fixedly connected to the support frame. The damper is driven to return by the second spring.

[0011] Preferably, the slide groove is opened on the inner wall of the support frame, the slider is slidably connected to the inside of the slide groove, and the top end of the second protective plate is fixedly connected to the first protective plate.

[0012] Preferably, a protective mechanism is provided on the outer side of the support frame, comprising four sets of brackets fixedly connected to the four outer walls of the support frame, a horizontal axis rotatably connected to the brackets via bearings, and a third protective plate fixedly connected to the middle of the horizontal axis. The brackets provide support for the horizontal axis.

[0013] Preferably, a rack is fixedly connected to the outer side of the first protective plate, a gear is fixedly connected to the middle of the horizontal shaft, and the rack is engaged with the gear. The gear rotates when the rack moves.

[0014] Preferably, four supporting legs are fixedly connected to the bottom of the supporting frame, and electric suction cups are fixedly connected to the bottom of the supporting legs.

[0015] The utility model adopts the above technical solution, which can bring the following beneficial effects:

[0016] 1. When the user bounces off the jumping cloth and falls onto the support frame, the first and second protective plates will first bear the impact and compress the damper to cushion the impact force generated by the impact, thereby preventing the user from directly hitting the support frame and getting injured, thereby eliminating safety hazards.

[0017] 2. When the first protective plate is hit and moves downward, it will drive the rack to move downward together. During the downward movement of the rack, it will drive the third protective plate to rotate and block the outside of the support frame, thereby preventing the user from rolling off the first protective plate to the outside of the support frame, thereby further improving the safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the bottom structure of the utility model;

[0020] Figure 3 This is a cross-sectional view of the buffer mechanism area in the utility model;

[0021] Figure 4 This is a cross-sectional view of the protective mechanism area in the utility model.

[0022] In the figure: 1. Support frame; 2. First spring; 3. Jump cloth; 4. Buffer mechanism; 5. Protective mechanism; 6. Support leg; 7. Electric suction cup; 41. Vertical slot; 42. Damper; 43. First protective plate; 44. Second spring; 45. Slide groove; 46. Slider; 47. Second protective plate; 51. Bracket; 52. Horizontal axis; 53. Third protective plate; 54. Rack; 55. Gear. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "disposed" should be understood in a broad sense. For example, they may refer to fixed connection or disposition, detachable connection or disposition, or integral connection or disposition. Those skilled in the art will understand the specific meanings of these terms in this utility model based on specific circumstances.

[0026] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "several" means two or more, unless otherwise specifically defined.

[0027] See also Figure 1-4 One embodiment of the present invention is a large trampoline with an anti-collision device, comprising a support frame 1. One end of a first spring 2 is fixedly connected to each of the four inner corners of the support frame 1. A trampoline cloth 3 is fixedly connected to the opposite ends of the four first springs 2. A buffer mechanism 4 is provided on the top of the support frame 1. The buffer mechanism 4 includes a vertical slot 41, four groups of dampers 42, four first protective plates 43, second springs 44, a slide 45, a slider 46, and four second protective plates 47. The vertical slot 41 is provided on the top of the support frame 1. The bottom end of the damper 42 is fixedly connected to the inner wall of the top of the vertical slot 41. The four first protective plates 43 are respectively fixedly connected to the top of the four groups of dampers 42. Sponge pads are provided on the outer sides of the first and second protective plates 43 and 47. When a user places their device on the first protective plate 43, the damper 42 reduces the impact force generated by the collision. A second spring 44 is sleeved around the damper 42. The top end of the second spring 44 is fixedly connected to the first protective plate 43, and the bottom end of the second spring 44 is fixedly connected to the support frame 1. The second spring 44 drives the damper 42 back to its original position. A slide 45 is provided on the inner wall of the support frame 1, and a slider 46 is slidably connected within the slide 45. The top end of the second protective plate 47 is fixedly connected to the first protective plate 43.

[0028] Working principle: When the user bounces off the jumping cloth 3 and falls onto the support frame 1, the first protective plate 43 and the second protective plate 47 will first bear the impact, and the compression damper 42 will cushion the impact force generated by the impact, thereby preventing the user from directly hitting the support frame 1 and getting injured, thereby eliminating safety hazards.

[0029] See also Figure 1-4 On the basis of the above embodiment, in another embodiment of the present invention, a protective mechanism 5 is provided on the outside of the support frame 1. The protective mechanism 5 includes four groups of brackets 51. The four groups of brackets 51 are respectively fixedly connected to the four outer walls of the support frame 1. A horizontal shaft 52 is rotatably connected to the bracket 51 through a bearing, and a third protective plate 53 is fixedly connected to the middle of the horizontal shaft 52. The bracket 51 provides support force to the horizontal shaft 52. A rack 54 is fixedly connected to the outside of the first protective plate 43, and a gear 55 is fixedly connected to the middle of the horizontal shaft 52. The rack 54 is engaged with the gear 55. The gear 55 is driven to rotate by the movement of the rack 54. Four support legs 6 are fixedly connected to the bottom of the support frame 1, and an electric suction cup 7 is fixedly connected to the bottom of the support leg 6.

[0030] Working principle: When in use, when the first protective plate 43 is hit and moves downward, it will drive the rack 54 to move downward together. In the process of the rack 54 moving downward, it drives the gear 55 to rotate. The rotation of the gear 55 drives the horizontal shaft 52 to rotate. The rotation of the horizontal shaft 52 drives the third protective plate 53 to rotate and block it on the outside of the support frame 1, thereby preventing the user from rolling off the first protective plate 43 to the outside of the support frame 1, thereby further improving the safety of the device.

[0031] This utility model provides a large trampoline with an anti-collision device. There are many methods and approaches to implement this technical solution. The above is only a preferred embodiment of the utility model. It should be noted that those skilled in the art may make various improvements and modifications without departing from the principles of the utility model, and such improvements and modifications should also be considered within the scope of protection of the utility model. Any components not specified in this embodiment may be implemented using existing technologies.

Claims

1. A large trampoline with an anti-collision device, comprising a support frame (1), characterized in that: One end of a first spring (2) is fixedly connected to the four inner corners of the support frame (1), and a jump cloth (3) is fixedly connected to the opposite ends of the four first springs (2). A buffer mechanism (4) is provided on the top of the support frame (1); The buffer mechanism (4) comprises a vertical slot (41), four groups of dampers (42), four first protective plates (43), a second spring (44), a sliding slot (45), a slider (46), and four second protective plates (47); The vertical groove (41) is opened at the top of the support frame (1), the bottom end of the damper (42) is fixedly connected to the top inner wall of the vertical groove (41), and four first protective plates (43) are respectively fixedly connected to the tops of the four groups of dampers (42), and sponge pads are provided on the outer sides of the first protective plates (43) and the second protective plates (47).

2. A large trampoline with an anti-collision device according to claim 1, characterized in that: The second spring (44) is sleeved on the outside of the damper (42), the top end of the second spring (44) is fixedly connected to the first protective plate (43), and the bottom end of the second spring (44) is fixedly connected to the support frame (1).

3. A large trampoline with an anti-collision device according to claim 2, characterized in that: The slide groove (45) is provided on the inner wall of the support frame (1), the slider (46) is slidably connected to the inside of the slide groove (45), and the top end of the second protective plate (47) is fixedly connected to the first protective plate (43).

4. A large trampoline with an anti-collision device according to claim 3, characterized in that: A protective mechanism (5) is provided on the outer side of the support frame (1), and the protective mechanism (5) includes four groups of brackets (51). The four groups of brackets (51) are respectively fixedly connected to the outer walls of the support frame (1). A transverse axis (52) is rotatably connected to the brackets (51) via bearings, and a third protective plate (53) is fixedly connected to the middle of the transverse axis (52).

5. The large trampoline with an anti-collision device according to claim 4, characterized in that: A rack (54) is fixedly connected to the outer side of the first protective plate (43), a gear (55) is fixedly connected to the middle of the horizontal shaft (52), and the rack (54) is meshed with the gear (55).

6. The large trampoline with an anti-collision device according to claim 5, characterized in that: Four supporting legs (6) are fixedly connected to the bottom of the supporting frame (1), and an electric suction cup (7) is fixedly connected to the bottom of the supporting legs (6).

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