CN213031741U

CN213031741U - Long service life's small-size trampoline of indoor

Info

Publication number: CN213031741U
Application number: CN202021448802.6U
Authority: CN
Inventors: 徐桢瀚; 刘成建
Original assignee: Jiangsu Baoxiang Sports Equipment Co ltd
Current assignee: Jiangsu Baoxiang Sports Equipment Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-04-23
Anticipated expiration: 2030-07-21

Abstract

The utility model belongs to the technical field of the trampoline, especially for long service life's indoor small-size trampoline, do not set up shock-absorbing measure to present trampoline usually, lead to the trampoline to damage after repetitious usage easily, reduced its life's problem, present following scheme is proposed, and it includes the bottom plate, the equal fixed mounting in bottom four corners of bottom plate has the top of dead lever, and the equal slidable mounting in the outside of four dead levers has the landing leg, and logical groove has been seted up at the top of landing leg, and the dead lever passes through logical groove sliding connection in the inboard of landing leg, and fixed mounting has the bottom of first spring on the bottom inner wall of logical groove, the top of first spring and the bottom fixed connection of dead lever, and four threaded rods are installed to the inboard screw. The utility model has the advantages of reasonable design, can be through the effectual life who improves the device of first spring and second spring to can be through the different demands of the high satisfy of adjusting the device, convenient to operate and use.

Description

Long service life's small-size trampoline of indoor

Technical Field

The utility model relates to a trampoline technical field especially relates to long service life's indoor small-size trampoline.

Background

The pioneer of the modern elastic trampoline is a France acrobatian, and he uses hemp ropes to weave a protection net so as to enhance the safety of the air swing flyer and throw the actor into the air by utilizing the elasticity of the net to complete various actions. Trampoline sports have evolved to date from a sport requiring professional skills, and many modified trampolines have entered large amusement parks, which are highly appreciated by people, to a less difficult recreational sport. The trampoline is mainly used for sports, fitness, entertainment and other aspects, mainly comprises a frame and a supporting foot stand, wherein the supporting foot stand is used for supporting the frame, a tight bouncing surface is arranged between the frames, meanwhile, the supporting frame and the bouncing surface are connected through an elastic element, a user can carry out various bouncing actions on the bouncing surface, and the trampolines on the market are various in types, detachable, fixed and height-adjustable, different in structure and various in functions.

The existing trampolines are not provided with a shock absorption measure, so that the trampoline is easy to damage after being used for multiple times, and the service life of the trampoline is shortened, and therefore an indoor small trampoline with a long service life is proposed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing trampoline is not provided with a damping measure generally, and the trampoline is easy to damage after being used for a plurality of times, thereby reducing the defects of the service life and providing the indoor small trampoline with long service life.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the indoor small trampoline with long service life comprises a bottom plate, wherein the four corners of the bottom plate are fixedly provided with the top ends of fixing rods, the outer sides of the four fixing rods are respectively provided with a support leg in a sliding manner, the top of the support leg is provided with a through groove, the fixing rods are connected to the inner sides of the support legs in a sliding manner through the through grooves, the bottom end of a first spring is fixedly arranged on the inner wall of the bottom of the through groove, the top end of the first spring is fixedly connected with the bottom end of the fixing rod, four threaded rods are arranged on the inner side of the bottom plate in a threaded manner, the top ends of the four threaded rods are rotatably provided with the same fixing plate, the inner side of the fixing plate is fixedly provided with a rotating shaft, the top end of the rotating shaft is fixedly provided with a handle, the bottom end of the rotating shaft extends, the four chain wheels are in transmission connection with the same chain, a fixing frame is fixedly mounted at the top of the fixing plate, jumping cloth is fixedly mounted on the inner side of the fixing frame, the bottom of the jumping cloth is fixedly mounted with the top end of a second spring, and the bottom end of the second spring is fixedly mounted at the top of the fixing plate.

Preferably, all seted up the spout on the both sides inner wall that leads to the groove, the equal fixed mounting in both sides of dead lever has the slider, and two sliders are sliding connection respectively in corresponding spout, are convenient for with dead lever sliding connection in the inboard of landing leg.

Preferably, the bottom of a limiting rod is fixedly mounted on the inner wall of the bottom of the through groove, the limiting groove is formed in the bottom of the fixing rod, the limiting rod is connected in the limiting groove in a sliding mode, and the first spring is movably sleeved on the outer side of the limiting rod and plays a certain limiting role in the fixing rod.

Preferably, the threaded hole is formed in the inner side of the bottom plate, and the threaded rod is connected to the inner side of the bottom plate through the threaded hole in a threaded mode, so that the threaded rod is conveniently connected with the bottom plate in a threaded mode.

Preferably, the inner side of the fixing plate is fixedly provided with an outer ring of the bearing, and the rotating shaft is fixedly sleeved with an inner ring of the bearing, so that the rotating shaft is convenient to rotate and install.

Preferably, the number of the second springs is a plurality of, and the plurality of second springs are symmetrically arranged at equal intervals to play a good role in buffering and recovering.

In the utility model, the indoor small trampoline with long service life can play a good shock absorption role when the device is used through the common cooperation of the fixed rod, the supporting leg and the first spring, thereby improving the structural stability and prolonging the service life of the device, and can play a good elastic recovery effect when in use through the plurality of second springs arranged at the bottom of the jumping cloth, avoiding the problem that the jumping cloth is easy to loose and prolonging the service life of the jumping cloth;

in the utility model, the indoor small trampoline with long service life drives the rotating shaft to rotate by rotating the handle, so that the rotating shaft drives the first gear to rotate, thereby driving the threaded rod to rotate by the meshing transmission of the first gear and the second gear, and then driving the four threaded rods to synchronously rotate by the transmission connection of the four chain wheels and the chain, thereby adjusting the height of the device by the threaded connection of the bottom plate and the four threaded rods, thereby meeting different requirements by adjusting the height of the device and being convenient to operate and use;

the utility model has the advantages of reasonable design, can be through the effectual life who improves the device of first spring and second spring to can be through the different demands of the high satisfy of adjusting the device, convenient to operate and use.

Drawings

Fig. 1 is a schematic structural diagram of an indoor small trampoline with a long service life, which is provided by the utility model;

fig. 2 is a schematic structural diagram of a part a of the indoor small trampoline with a long service life, which is provided by the utility model;

fig. 3 is a schematic structural diagram of a part B of the indoor small trampoline with a long service life, which is provided by the utility model;

fig. 4 is a schematic top view of the four sprockets and chains of the indoor small trampoline with long service life of the present invention.

In the figure: 1. a base plate; 2. fixing the rod; 3. a support leg; 4. a through groove; 5. a limiting rod; 6. a limiting groove; 7. a first spring; 8. a threaded rod; 9. a fixing plate; 10. a rotating shaft; 11. a first gear; 12. a second gear; 13. a sprocket; 14. a chain; 15. a fixing frame; 16. jumping cloth; 17. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, the indoor small trampoline with long service life comprises a bottom plate 1, wherein the top ends of four fixing rods 2 are fixedly arranged at four corners of the bottom plate 1, supporting legs 3 are slidably arranged at the outer sides of the four fixing rods 2, through grooves 4 are formed in the tops of the supporting legs 3, the fixing rods 2 are slidably connected to the inner sides of the supporting legs 3 through the through grooves 4, the bottom ends of first springs 7 are fixedly arranged on the inner wall of the bottom of the through grooves 4, the top ends of the first springs 7 are fixedly connected with the bottom ends of the fixing rods 2, four threaded rods 8 are arranged on the inner side of the bottom plate 1 in a threaded mode, the top ends of the four threaded rods 8 are rotatably provided with a same fixing plate 9, a rotating shaft 10 is fixedly arranged on the inner side of the fixing plate 9, a handle is fixedly arranged at the top end of the rotating shaft 10, a, first gear 11 meshes with second gear 12 mutually, and the equal fixed mounting in the outside of four threaded rods 8 has sprocket 13, and the transmission connection has same chain 14 on four sprocket 13, and the top fixed mounting of fixed plate 9 has fixed frame 15, and the inboard fixed mounting of fixed frame 15 has jump cloth 16, and the bottom fixed mounting of jumping cloth 16 has the top of second spring 17, and the equal fixed mounting in the top of fixed plate 9 in the bottom of second spring 17.

The inner walls of the two sides of the through groove 4 are respectively provided with a sliding groove, the two sides of the fixed rod 2 are respectively and fixedly provided with a sliding block, the two sliding blocks are respectively and slidably connected in the corresponding sliding grooves, so that the fixed rod 2 is slidably connected to the inner side of the supporting leg 3, the inner wall of the bottom of the through groove 4 is fixedly provided with the bottom end of the limiting rod 5, the bottom of the fixed rod 2 is provided with a limiting groove 6, the limiting rod 5 is slidably connected in the limiting groove 6, the first spring 7 is movably sleeved on the outer side of the limiting rod 5 to limit the fixed rod 2, the inner side of the bottom plate 1 is provided with a threaded hole, the threaded rod 8 is in threaded connection with the inner side of the bottom plate 1 through the threaded hole, so that the threaded rod 8 is in threaded connection with the bottom plate 1, the inner side of the fixed plate 9 is, a plurality of second springs 17 are arranged symmetrically at equal intervals, and a good buffering and recovering effect is achieved.

In the utility model, when in use, the fixing rod 2, the supporting leg 3 and the first spring 7 can be matched together, so that the device can play a good shock absorption role when in use, the structural stability is improved, the service life of the device is prolonged, and a good elastic recovery effect can be played when in use through the plurality of second springs 17 arranged at the bottom of the jumping cloth 16, the problem that the jumping cloth 16 is easy to loose is avoided, the service life of the device is prolonged, the rotating shaft 10 can be driven to rotate through the rotating handle, so that the rotating shaft 10 drives the first gear 11 to rotate, thereby the threaded rod 8 is driven to rotate through the meshing transmission of the first gear 11 and the second gear 12, then the four threaded rods 8 can be driven to synchronously rotate through the transmission connection of the four chain wheels 13 and the chain 14, thereby the threaded connection of the bottom plate 1 and the four threaded rods 8 is realized, can be to the device height-adjusting to can satisfy different demands through the height-adjusting device, be convenient for operate and use.

Claims

1. The indoor small trampoline with long service life comprises a bottom plate (1) and is characterized in that the top ends of fixing rods (2) are fixedly mounted at four corners of the bottom plate (1), supporting legs (3) are slidably mounted at the outer sides of the four fixing rods (2), a through groove (4) is formed in the top of each supporting leg (3), each fixing rod (2) is slidably connected to the inner side of each supporting leg (3) through the corresponding through groove (4), the bottom end of a first spring (7) is fixedly mounted on the inner wall of the bottom of each through groove (4), the top end of each first spring (7) is fixedly connected with the bottom end of each fixing rod (2), four threaded rods (8) are mounted on the inner side of the bottom plate (1) in a threaded mode, the top ends of the four threaded rods (8) are rotatably mounted with a same fixing plate (9), a rotating shaft (10) is, the bottom of pivot (10) extends to the below of fixed plate (9) and fixed mounting has first gear (11), the outside fixed mounting of one of them threaded rod (8) has second gear (12) in four threaded rod (8), first gear (11) mesh with second gear (12), the equal fixed mounting in the outside of four threaded rod (8) has sprocket (13), transmission connection has same chain (14) on four sprocket (13), the top fixed mounting of fixed plate (9) has fixed frame (15), the inboard fixed mounting of fixed frame (15) has jump cloth (16), the bottom fixed mounting of jumping cloth (16) has the top of second spring (17), the equal fixed mounting in the top of fixed plate (9) in the bottom of second spring (17).

2. An indoor small trampoline with long service life according to claim 1, wherein the inner walls of both sides of the through groove (4) are provided with sliding grooves, and both sides of the fixed rod (2) are fixedly provided with sliding blocks which are respectively connected in the corresponding sliding grooves in a sliding manner.

3. An indoor small trampoline with long service life according to claim 1, wherein the bottom end of the limiting rod (5) is fixedly installed on the inner wall of the bottom of the through groove (4), the limiting groove (6) is formed in the bottom of the fixed rod (2), the limiting rod (5) is slidably connected in the limiting groove (6), and the first spring (7) is movably sleeved on the outer side of the limiting rod (5).

4. An indoor miniature trampoline with a long service life according to claim 1 wherein the inside of the base plate (1) is threaded and the threaded rod (8) is threadedly attached to the inside of the base plate (1) through the threaded hole.

5. An indoor miniature trampoline with long service life according to claim 1 wherein the inner side of said fixed plate (9) is fixedly provided with the outer ring of the bearing, and the rotating shaft (10) is fixedly sleeved with the inner ring of the bearing.

6. An indoor miniature trampoline according to claim 1 having a long life wherein said second springs (17) are plural and said plural second springs (17) are arranged symmetrically at equal intervals.