Lifting wheel structure of roller shoe

Abstract

The lifting wheel structure of the roller shoe comprises a shell, a limiting clamping assembly, a moving wheel, a telescopic column and a cover plate, the shell is provided with an integrated cavity and a plate placing cavity, the integrated cavity is provided with two wheel body containing grooves, a blocking wall is arranged between the two wheel body containing grooves, the blocking wall is provided with a through groove, the telescopic column is located in the through groove, and the plate placing cavity is provided with a plate placing groove. Each moving wheel comprises a synchronous rod and two wheel bodies, the two wheel bodies are connected to the two ends of the synchronous rod, the wheel bodies are located in the wheel body containing grooves, the telescopic columns abut against the synchronous rod and are used for controlling the wheel bodies to be ejected out of or retract back to the lower surface of the shell, and the limiting clamping assemblies are used for limiting the positions of the telescopic columns. The two sides of one end of the cover plate are rotationally connected to the side wall between the integrated cavity and the plate containing cavity, the cover plate covers an opening of the integrated cavity or an opening of the plate containing cavity in a rotating mode, the cover plate is located at the opening of the integrated cavity, contact between the moving wheels and the outside is blocked, it can be guaranteed that the moving wheels are free of the influence of foreign matter, and the service life of the lifting wheel structure is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of shoes, specifically relates to a lift wheel structure of a Heelys shoe. BACKGROUND

[0002] Heelys, also known as Heelys, originated in the United States. With its unique design, safety, and novel idea of allowing people to perform roller movement anytime and anywhere, it has become a new generation of leisure sports after the skateboard. Compared with ordinary roller skates, the shoe sole of Heelys is equipped with a retractable small roller, which can be used to slide or walk at will. If you want to slide, lift your toes, and slide your feet forward and backward safely and quickly.

[0003] At present, the ordinary Heelys on the market realizes the switching of sliding mode and walking mode through the extension of the wheel body. There is no barrier between the wheel body and the ground in walking mode, so it is easy for stones and other foreign matters to enter, causing the Heelys to fail. In view of this, the present scheme is produced. CONTENT OF THE UTILITY MODEL

[0004] In view of the shortcomings of the prior art, the utility model solves the technical problem of providing a lift wheel structure of a Heelys shoe, which can block the contact between the moving wheel and the outside when the moving wheel is not used.

[0005] In order to solve the above technical problems, the utility model adopts the technical scheme of a lift wheel structure of a Heelys shoe, characterized by comprising a shell, a limiting and clamping assembly, a moving wheel, an extension column and a cover plate, the shell has an integrated chamber and a plate placing chamber, the integrated chamber has two wheel body accommodating grooves, and a barrier wall is arranged between the two wheel body accommodating grooves, the barrier wall has a through groove, a gap is formed between the through groove and the wheel body accommodating groove, the extension column is located in the through groove, the moving wheel comprises a synchronous rod and two wheel bodies, the two wheel bodies are connected to the two ends of the synchronous rod, the two wheel bodies are located in the wheel body accommodating groove, the extension column abuts against the synchronous rod, the synchronous rod is located at the gap, the extension column is used for controlling the wheel body to be ejected or retracted from the lower surface of the shell, the limiting and clamping assembly is used for limiting the position of the extension column, one end of the cover plate is rotatably connected to the side wall between the integrated chamber and the plate placing chamber, and the cover plate covers the opening of the integrated chamber or the opening of the plate placing chamber by rotating.

[0006] Further, the lower surface of the extension column has an arc-shaped gap, and the arc-shaped gap is matched with the peripheral surface of the synchronous rod.

[0007] Further, the limiting and clamping assembly comprises an insertion plate and a first reset spring, the shell side wall is provided with an insertion hole, the insertion hole is communicated with the through groove, the insertion plate is provided with a clamping hole and a position giving hole, the diameter of the clamping hole is smaller than the diameter of the telescopic column, the diameter of the position giving hole is smaller than or equal to the diameter of the telescopic column, the clamping hole and the position giving hole are arranged at intervals and are communicated with each other, the telescopic column is provided with clamping notches on both sides, the distance between the two clamping notches is greater than or equal to the diameter of the clamping hole, the upper surface of the telescopic column is formed with an elliptical protrusion, the elliptical protrusion is matched with the clamping hole, and the shell is further formed with a first spring placing groove, the first spring placing groove corresponds to the insertion hole, and the first reset spring is located in the first spring placing groove.

[0008] Further, the telescopic column and the bottom of the through groove are provided with a second reset spring.

[0009] Further, the through groove is provided with a connecting plate, and the connecting plate is used for blocking the synchronous rod.

[0010] Further, the two ends of the two sides of the cover plate are provided with rotating clamping columns, the lower surface of the shell is provided with three pairs of clamping notches, each pair of clamping notches is two in number, the two clamping notches are oppositely arranged, the three pairs of clamping notches are respectively located at the outward side of the integrated cavity opening, the outward side of the plate placing cavity opening and the intersection of the integrated cavity opening and the plate placing cavity opening, and the rotating clamping column and the clamping notch are matched.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] In the utility model, the telescopic column is extended, the limiting and clamping assembly clamps the telescopic column, the moving wheel is pushed out of the integrated cavity, and the cover plate is located in the plate placing cavity, so that the lifting wheel structure is in the extended and slidable state; when not in use, the telescopic column is retracted, the limiting and clamping assembly clamps the telescopic column, the moving wheel is retracted into the integrated cavity, and the cover plate is located at the integrated cavity opening and blocks the contact between the moving wheel and the outside world, so that the moving wheel is prevented from being affected by foreign matters and the service life of the lifting wheel structure is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a sectional view of the contraction state of the lifting wheel structure of the utility model of a running-away shoe;

[0014] Figure 2 It is a sectional view of the extension state of the lifting wheel structure of the utility model of a running-away shoe;

[0015] Figure 3 It is a schematic view of the three-dimensional structure of the shell in the utility model;

[0016] Figure 4The three-dimensional structure schematic diagram of the shell in the extended state is removed.

[0017] Marked in the figure: 1, shell; 11, integrated chamber; 12, plate placing chamber; 13, through slot; 14, let go of the gap; 15, jack; 16, first spring placing groove; 17, wheel body accommodating groove; 2, limit stop assembly; 21, plugboard; 211, stop hole; 212, let go of the hole; 22, first return spring; 3, moving wheel; 31, connecting plate; 4, telescopic column; 41, second return spring; 42, stop gap; 5, cover plate. DETAILED DESCRIPTION

[0018] In order to make the above features and advantages of the utility model more obvious and easy to understand, the following specific examples are described in detail below, and the drawings are as follows.

[0019] As Figures 1-4 shown, the embodiment provides a lift wheel structure of a runaway shoe, including a shell 1, a limit stop assembly 2, a moving wheel 3, a telescopic column 4 and a cover plate 5.

[0020] The shell 1 has an integrated chamber 11 and a plate placing chamber 12, the integrated chamber 11 has two wheel body accommodating grooves 17, the two wheel body accommodating grooves 17 have a barrier wall between them, the barrier wall has a through slot 13, the through slot 13 and the wheel body accommodating groove 17 form a let go gap 14, the shell 1 side wall has a jack 15, the jack 15 is communicated with the through slot 13, the shell 1 is further formed with a first spring placing groove 16, and the first spring placing groove 16 is oppositely arranged with the jack 15.

[0021] The telescopic column 4 is located in the through slot 13, the lower surface of the telescopic column 4 has an arc-shaped gap, the second return spring 41 is arranged between the telescopic column 4 and the groove bottom of the through slot 13, the two sides of the telescopic column 4 periphery have stop gaps 42, and the upper surface of the telescopic column 4 is formed with an oval protrusion.

[0022] The moving wheel 3 includes a synchronous rod and two wheel bodies, the two wheel bodies are connected to the two ends of the synchronous rod, specifically, the synchronous rod includes two small diameter parts and a large diameter part, the two small diameter parts are connected to the two sides of the large diameter part, the annular clamping hole is formed on the periphery of the small diameter part, the two wheel bodies are sleeved on the small diameter part and clamped in the annular clamping hole through the annular clamping piece with the gap to realize limiting, the two wheel bodies are located in the wheel body accommodating groove 17, the arc-shaped gap of the telescopic column 4 abuts against the periphery of the synchronous rod, the synchronous rod is located at the let go gap 14, and the connecting plate 31 is arranged at the opening of the through slot 13 and used for blocking the synchronous rod.

[0023] The position limiting and clamping assembly 2 is used for limiting the position of the telescopic column 4, and comprises an insertion plate 21 and a first reset spring 22.

[0024] The cover plate 5 is rotationally connected between the side walls of the integrated chamber 11 and the plate placing chamber 12 at two sides of one end, and covers the opening of the integrated chamber 11 or the opening of the plate placing chamber 12 by rotation, specifically, the cover plate 5 has rotating clamping columns at two ends of two sides, and the lower surface of the shell 1 has three pairs of clamping notches, each pair of clamping notches has two clamping notches, the two clamping notches are oppositely arranged, and the three pairs of clamping notches are respectively located at the outward side of the opening of the integrated chamber 11, the outward side of the opening of the plate placing chamber 12 and the intersection of the opening of the integrated chamber 11 and the opening of the plate placing chamber 12, the rotating clamping columns and the clamping notches are matched, and the rotating clamping columns and the clamping notches are arranged, so that the stability of the connection can be ensured, and the cover plate can be turned over and closed more conveniently.

[0025] Working principle: when the cover plate 5 is located at the opening of the integrated chamber 11, the lifting wheel structure is in a retracted state, the clamping hole 211 of the insertion plate 21 is clamped in the clamping notch 42 of the telescopic column 4, the telescopic column 4 does not generate a thrust force on the moving wheel 3, the moving wheel 3 does not thrust the cover plate 5, and the stability of the cover plate is ensured, when switching, the cover plate 5 is rotated into the plate placing chamber 12, the insertion plate 21 is pushed, the clamping hole 211 is separated from the clamping notch 42, the accommodating hole 212 corresponds to the telescopic column 4, the telescopic column 4 is driven to be pushed out by the second reset spring 41, the moving wheel 3 is extended out of the integrated chamber 11, the insertion plate 21 is reset under the action of the first reset spring 22, the clamping hole 211 is thrust to the oval protrusion and stops, the lower surface of the insertion plate 21 thrusts the upper surface of the telescopic column 4, and the telescopic column 4 is prevented from retracting, and the lifting wheel structure is in an extended state.

[0026] The basic principle and main features of the present application and the advantages of the present application are shown and described above, and those skilled in the art should understand that the present application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principle of the present application, and various changes and improvements can be made to the present application without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the present application, and the scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A lifting wheel structure for Heely shoes, characterized in that: The device includes a housing, a limiting and locking assembly, movable wheels, a telescopic column, and a cover plate. The housing has an integrated chamber and a plate-laying chamber. The integrated chamber has two wheel-receiving grooves, and a barrier wall with a through groove between the two wheel-receiving grooves is provided. A clearance notch is formed between the through groove and the wheel-receiving groove. The telescopic column is located within the through groove. The movable wheel includes a synchronizing rod and two wheels. The two wheels are connected to both ends of the synchronizing rod and are located within the wheel-receiving groove. The telescopic column abuts against the synchronizing rod, which is located at the clearance notch. The telescopic column is used to control the wheels to extend or retract onto the lower surface of the housing. The limiting and locking assembly is used to restrict the position of the telescopic column. One end of the cover plate is rotatably connected to the side wall between the integrated chamber and the plate-laying chamber. The cover plate covers the opening of the integrated chamber or the opening of the plate-laying chamber by rotation.

2. The lifting wheel structure of a roller shoe according to claim 1, characterized in that: The lower surface of the telescopic column has an arc-shaped notch, which is adapted to the circumferential surface of the synchronizing rod.

3. The lifting wheel structure of a roller shoe according to claim 1, characterized in that: The limiting and locking assembly includes an insert plate and a first return spring. The housing sidewall has an insertion hole that communicates with a through slot. The insert plate is located inside the insertion hole and has a locking hole and a clearance hole. The diameter of the locking hole is smaller than the diameter of the telescopic column, and the diameter of the clearance hole is greater than or equal to the diameter of the telescopic column. The locking hole and the clearance hole are spaced apart and connected. The telescopic column has locking notches on both sides, and the distance between the two locking notches is less than or equal to the diameter of the locking hole. An elliptical protrusion is formed on the upper surface of the telescopic column, and the elliptical protrusion is adapted to the locking hole. A first spring placement groove is also formed on the housing, which corresponds to the insertion hole. The first return spring is located in the first spring placement groove, and one end of the first spring placement groove abuts against the side of the insertion hole.

4. The lifting wheel structure of a roller shoe according to claim 3, characterized in that: A second reset spring is provided between the telescopic column and the bottom of the through groove.

5. The lifting wheel structure of a roller shoe according to claim 1, characterized in that: A connecting plate is provided at the opening of the through slot, and the connecting plate is used to block the synchronizing rod.

6. The lifting wheel structure of a roller shoe according to claim 1, characterized in that: The cover plate has rotating locking pins at both ends on its two sides. The lower surface of the housing has three pairs of locking notches, with two locking notches in each pair. The two locking notches are arranged opposite each other. The three pairs of locking notches are located on the outward side of the integrated chamber opening, the outward side of the plate placement chamber opening, and the intersection of the integrated chamber opening and the plate placement chamber opening. The rotating locking pins and locking notches are compatible.

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