Lifting structure applied to sports equipment

Abstract

The utility model discloses a lifting structure applied to sports equipment. The lifting device has the beneficial effects that when the lifting device is used, only an external rotating wrench needs to be inserted into the connector, and the connector is rotated, so that the sleeve I and the inner pipe can be conveniently lifted under the stirring action of the worm gear on the inner pipe and the sleeve I while the worm gear rotates; the lifting assembly in the lifting structure is directly installed on the telescopic pipe fitting, and the whole lifting structure is of a telescopic structure, so that the height of the lifting assembly is adjusted, and the limiting of the first sleeve and the inner pipe after the height is adjusted can be realized by means of the self-locking effect between the worm gear and the worm, so that the convenient lifting of the sports equipment is realized. Therefore, the lifting structure applied to the sports equipment does not occupy too much space during use, is more convenient to move and is better in aesthetic property.

Description

Technical Field

[0001] The utility model relates to the technical field of sports equipment placement, and particularly relates to a lifting structure applied to sports equipment. Background Art

[0002] During indoor sports, in order to achieve the orderly placement of sports equipment, it is often necessary to use a rack to facilitate the placement of sports equipment.

[0003] Currently, the sports equipment racks sold on the market are basically assembled by columns. By adjusting the height of the columns, the height requirements for trial play by different ages can be met. However, they occupy a large space, are not convenient to move, have an unattractive appearance, and do not have a self-locking function at any time during the ascent and descent. Even if there is a self-locking function, it is assisted by bolts or other accessories. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] The technical problem to be solved by the utility model is to provide a lifting structure applied to sports equipment with a self-locking function and small occupied space in view of the current situation of the prior art.

[0006] (2) Technical Solutions

[0007] The utility model is realized by the following technical solutions: The utility model provides a lifting structure applied to sports equipment, which includes a second sleeve. A first sleeve is installed inside the second sleeve, and an inner tube is installed inside the first sleeve. A lifting component is respectively installed on the upper parts of the outer walls of the first sleeve and the second sleeve. The lifting component includes a gear box directly fixedly connected to the outer wall of the second sleeve, a worm gear installed at the lower part inside the gear box, a tooth groove opened on the first sleeve and the inner tube opposite to the worm gear, a pair of lock nuts installed on the gear box on both sides of the worm gear, a worm installed above the worm gear, a worm rear flange gasket installed at the rear end of the worm, a cylindrical sleeve installed on the inner wall of the gear box and connected to the rear end of the worm, a worm front flange gasket installed at the front end of the worm, a connector installed on the worm on one side of the worm front flange gasket, and an elastic split pin installed between the connector and the worm.

[0008] Furthermore, the lifting component further includes a gear box upper cover installed at the upper end of the gear box, a gear box lower cover installed at the bottom end of the gear box, and a worm fixing member fixed at the front end of the worm through a countersunk head socket screw.

[0009] By adopting the above technical solutions, with the help of the worm fixing member, the rotation of the front end of the worm inside the gear box can be made more stable.

[0010] Furthermore, the plum blossom countersunk bolt is located on the outer wall of the gear box, and the plum blossom countersunk bolt passes through the gear box and is connected to the worm fixing piece.

[0011] By adopting the above technical solution, the worm fixing member can be reliably limited in the gear box under the action of the plum blossom countersunk bolt.

[0012] Furthermore, one end of the worm is rotatably connected to the cylindrical sleeve, and the other end of the worm is connected to the connector via the elastic cotter pin.

[0013] By adopting the above technical solution, the elastic cotter pin can ensure the synchronous rotation adjustment of the worm with the connector.

[0014] Furthermore, the worm front flange gasket and the worm rear flange gasket are both plugged into the worm.

[0015] By adopting the above technical solution, the worm front flange gasket and the worm rear flange gasket can effectively reduce the wear of the end of the worm when it rotates.

[0016] Furthermore, the worm is meshed with the worm wheel, and the worm wheel is meshed with the tooth groove.

[0017] By adopting the above technical solution, the rotation of the worm will cause the worm wheel to rotate, and the rotation of the worm wheel will move the corresponding tooth groove, thereby realizing the on-demand lifting and lowering of the sleeve 1 and the inner tube, and self-locking can be achieved under the action of the worm wheel and the worm after lifting, eliminating the tedious operation of using bolts to limit the transmission equipment frame after lifting.

[0018] Furthermore, the elastic cotter pin is plugged into the connector and the worm, and a hole for installing an external rotating rod is reserved on the connector.

[0019] By adopting the above technical solution, it is possible to ensure that the external rotating rod is conveniently installed on the connector, so as to realize convenient rotation adjustment of the connector.

[0020] (III) Beneficial effects

[0021] Compared with the prior art, the utility model has the following beneficial effects:

[0022] In order to solve the problem that the sports equipment racks currently sold on the market are basically assembled by columns, and the height of the columns is adjusted to meet the height of different ages, which occupies a large space, is inconvenient to move, has an ugly appearance, does not have a self-locking function at any time when rising and falling, and even if there is a self-locking function, it is completed with the assistance of bolts or other accessories, the utility model installs a lifting assembly on one side of the upper part of the sleeve first and the second sleeve, and opens corresponding tooth grooves on the side wall of the sleeve first and the inner tube according to the module of the worm gear, so that the lifting mechanism only needs to insert an external rotating wrench into the connecting rod when in use. By rotating the connector, the worm gear can rotate while the worm gear drives the inner tube and the sleeve one to realize convenient lifting of the sleeve one and the inner tube respectively, and the self-locking effect between the worm gear and the worm can also realize the limiting of the sleeve one and the inner tube after height adjustment, so as to realize convenient lifting of the sports equipment. Since the lifting component in this lifting structure is directly installed on the telescopic pipe fitting, and the lifting structure as a whole is a telescopic structure, the lifting structure applied to sports equipment will not take up too much space when in use, and it is more convenient to move and more aesthetically pleasing. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of a lifting structure applied to sports equipment described in the utility model;

[0024] Figure 2 It is an exploded diagram of a lifting component, a sleeve and an inner tube in a lifting structure applied to sports equipment described in the utility model.

[0025] The following are the descriptions of the reference numerals:

[0026] 1. Inner tube; 2. Lifting assembly; 201. Cylindrical sleeve; 202. Gear box; 203. Lock nut; 204. Gear box lower cover; 205. Worm wheel; 206. Worm front flange gasket; 207. Connector; 208. Elastic cotter pin; 209. Worm; 2010. Worm rear flange gasket; 2011. Plum blossom countersunk bolt; 2012. Worm fixing; 2013. Gear box upper cover; 2014. Tooth groove; 3. Sleeve one; 4. Sleeve two. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0028] like Figure 1 - Figure 2As shown, a lifting structure applied to sports equipment in this embodiment includes a sleeve 24, a sleeve 13 is installed in the sleeve 24, an inner tube 1 is installed in the sleeve 13, and a lifting assembly 2 is installed on the upper part of the outer wall of the sleeve 13 and the sleeve 24 respectively. The lifting assembly 2 includes a gear box 202 directly fixedly connected to the outer wall of the sleeve 24, a worm gear 205 installed in the lower part of the gear box 202, a tooth groove 2014 provided on the sleeve 13 and the inner tube 1 facing the worm gear 205, a locking nut 203 installed on the gear box 202 and located on both sides of the worm gear 205, a worm 209 installed on the upper side of the worm gear 205, a worm rear flange gasket 2010 installed at the rear end of the worm 209, and a cylindrical sleeve 201 installed on the inner wall of the gear box 202 and connected to the rear end of the worm 209. , a worm front flange gasket 206 installed at the front end of the worm 209, a connector 207 installed on the worm 209 and located on one side of the worm front flange gasket 206, and an elastic cotter pin 208 installed between the connector 207 and the worm 209. When the worm 209 rotates, the worm wheel 205 will rotate. When the worm wheel 205 rotates, the corresponding tooth groove 2014 will be moved, so that the sleeve 3 and the inner tube 1 can be lifted and lowered as needed, and after lifting and lowering, self-locking can be achieved under the action of the worm wheel 205 and the worm 209, eliminating the tedious operation of using bolts to limit the transmission equipment frame after lifting. Holes for installing external rotating rods are reserved on the connector 207, which can ensure the convenient installation of the external rotating rods on the connector 207, so as to realize the convenient rotation adjustment of the connector 207.

[0029] like Figure 1 - Figure 2 As shown, in this embodiment, the lifting assembly 2 also includes a gear box upper cover 2013 installed at the upper end of the gear box 202, a gear box lower cover 204 installed at the bottom end of the gear box 202, and a worm fixing member 2012 fixed at the front end of the worm 209 by a plum blossom countersunk bolt 2011. With the help of the worm fixing member 2012, the rotation of the front end of the worm 209 in the gear box 202 can be made more stable.

[0030] like Figure 1 - Figure 2 As shown, in this embodiment, the plum blossom countersunk bolt 2011 is located on the outer wall of the gear box 202, and the plum blossom countersunk bolt 2011 passes through the gear box 202 and is connected to the worm fixing piece 2012. Under the action of the plum blossom countersunk bolt 2011, the worm fixing piece 2012 can be reliably limited in the gear box 202. One end of the worm 209 is rotatably connected to the cylindrical sleeve 201, and the other end of the worm 209 is connected to the connector 207 through an elastic cotter pin 208. The elastic cotter pin 208 can ensure the synchronous rotation adjustment of the worm 209 with the connector 207.

[0031] like Figure 1 - Figure 2As shown, in this embodiment, the worm front flange gasket 206 and the worm rear flange gasket 2010 are both plugged into the worm 209, and the worm front flange gasket 206 and the worm rear flange gasket 2010 can effectively reduce the wear on the end of the worm 209 during rotation. The worm 209 is meshed with the worm wheel 205, and the worm wheel 205 is meshed with the tooth groove 2014. The elastic cotter pin 208 is plugged into the connector 207 and the worm 209.

[0032] The specific implementation process of this embodiment is as follows: before lifting the sports equipment, first place the lifting structure in the corresponding use position, then just insert the external rotating wrench into the connector 207, and rotate the connector 207, so that the worm gear 205 can rotate while the worm gear 205 can move the inner tube 1 and the sleeve 3 to realize the convenient lifting of the sleeve 3 and the inner tube 1 respectively, and with the help of the self-locking effect between the worm gear 205 and the worm 209, the sleeve 3 and the inner tube 1 can be limited after the height is adjusted, so as to realize the convenient lifting of the sports equipment. Since the lifting component 2 in this lifting structure is directly installed on the telescopic pipe, and the lifting structure as a whole is a telescopic structure, this lifting structure applied to sports equipment will not take up too much space when in use, and it is more convenient to move and more beautiful.

[0033] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A lifting structure for sports equipment, characterized in that: The invention comprises a second sleeve (4), wherein a first sleeve (3) is installed in the second sleeve (4), an inner tube (1) is installed in the first sleeve (3), and a lifting assembly (2) is installed on the upper part of the outer wall of the first sleeve (3) and the second sleeve (4), respectively. The lifting assembly (2) comprises a gear box (202) directly fixedly connected to the outer wall of the second sleeve (4), a worm wheel (205) installed in the lower part of the gear box (202), a tooth groove (2014) provided on the first sleeve (3) and the inner tube (1) and facing the worm wheel (205), and a tooth groove (2014) installed on the gear box (202) and located at the position of the worm wheel (205). Locking nuts (203) on both sides, a worm (209) installed on the upper side of the worm wheel (205), a worm rear flange gasket (2010) installed at the rear end of the worm (209), a cylindrical sleeve (201) installed on the inner wall of the gear box (202) and connected to the rear end of the worm (209), a worm front flange gasket (206) installed at the front end of the worm (209), a connector (207) installed on the worm (209) at one side of the worm front flange gasket (206), and an elastic cotter pin (208) installed between the connector (207) and the worm (209).

2. A lifting structure for sports equipment according to claim 1, characterized in that: The lifting assembly (2) further comprises a gear box upper cover (2013) mounted on the upper end of the gear box (202), a gear box lower cover (204) mounted on the bottom end of the gear box (202), and a worm fixing member (2012) fixed to the front end of the worm (209) via a plum countersunk bolt (2011).

3. The lifting structure for sports equipment according to claim 2, characterized in that: The plum blossom countersunk bolt (2011) is located on the outer wall of the gear box (202), and the plum blossom countersunk bolt (2011) passes through the gear box (202) and is connected to the worm fixing member (2012).

4. The lifting structure for sports equipment according to claim 1, characterized in that: One end of the worm (209) is rotatably connected to the cylindrical sleeve (201), and the other end of the worm (209) is connected to the connector (207) via the elastic cotter pin (208).

5. The lifting structure for sports equipment according to claim 1, characterized in that: The worm front flange gasket (206) and the worm rear flange gasket (2010) are both plug-connected with the worm (209).

6. The lifting structure for sports equipment according to claim 1, characterized in that: The worm (209) meshes with the worm wheel (205), and the worm wheel (205) meshes with the tooth groove (2014).

7. The lifting structure for sports equipment according to claim 1, characterized in that: The elastic cotter pin (208) is plugged into the connector (207) and the worm (209), and a hole is reserved on the connector (207) for installing an external rotating rod.

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