CN219091071U

CN219091071U - Gyro

Info

Publication number: CN219091071U
Application number: CN202223553228.2U
Authority: CN
Inventors: 梁文建; 李德铭
Original assignee: Guangdong Aofei Entertainment Brand Management Co ltd; Alpha Group Co Ltd; Guangzhou Alpha Culture Co Ltd
Current assignee: Guangdong Aofei Entertainment Brand Management Co ltd; Alpha Group Co Ltd; Guangzhou Alpha Culture Co Ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-30
Anticipated expiration: 2032-12-27
Also published as: WO2024139686A1

Abstract

The application discloses a top, including top body and top seat, top body with be equipped with between the top seat be used for restricting top body unidirectional rotation's one-way spacing subassembly, one-way spacing subassembly is connected top body with between the top seat; when the tourbillon rotates towards a first direction, the unidirectional limiting assembly can unlock and enable the tourbillon and the tourbillon to rotate relatively; when the top seat rotates towards the second direction, the one-way limiting assembly locks the top body and the top seat, and the top body and the top seat are relatively fixed; wherein the first direction is opposite to the second direction.

Description

Gyro

Technical Field

The application relates to the technical field of toys, in particular to a top.

Background

Gyroscopic toys are popular in children's sports fields, where gyroscopes rely on an initial speed and rotational kinetic energy imparted to rotate.

At present, most of gyroscopes are driven to rotate through racks, when the gyroscopes are installed to a launcher, the gyroscopes need to be relatively moved to the rear end of the racks from the front end of the racks, and in the moving process, the gyroscopes can be driven to rotate under the action of the racks, so that players cannot easily push and hold the gyroscopes.

Therefore, there is a need to design a spinning top that can be easily handled by a player during the process of attaching the spinning top to a transmitter.

Disclosure of Invention

The utility model provides an overcome prior art's not enough, provide a top, it can be at the top in-process of installing to the transmitter convenience player's operation of gripping.

The technical scheme of the application provides a top, which comprises a top body and a top seat, wherein a unidirectional limiting assembly used for limiting unidirectional rotation of the top body is arranged between the top body and the top seat, and the unidirectional limiting assembly is connected between the top body and the top seat;

when the tourbillon rotates towards a first direction, the unidirectional limiting assembly can unlock and enable the tourbillon and the tourbillon to rotate relatively;

when the top seat rotates towards the second direction, the one-way limiting assembly locks the top body and the top seat, and the top body and the top seat are relatively fixed;

wherein the first direction is opposite to the second direction.

Preferably, the unidirectional limiting assembly comprises a first locking piece and a second locking piece, wherein the first locking piece is arranged on the top seat, and the second locking piece is arranged on the top body;

when the top seat rotates towards the first direction, the first locking piece and the second locking piece are unlocked, and the top body and the top seat can rotate relatively;

when the top seat rotates towards the second direction, the first locking piece and the second locking piece are locked, and the top body and the top seat are relatively fixed.

Preferably, the first locking piece comprises a rotating part and an elastic piece, a plurality of elastic pieces are connected to the periphery of the rotating part at intervals, and the rotating part is fixedly connected with the gyroscope seat;

the second locking piece comprises a gear ring, a plurality of helical teeth which incline towards the same direction are arranged in the gear ring at intervals, and bayonets are formed between adjacent helical teeth;

when the top seat rotates towards the first direction, the elastic piece is separated from the bayonet, and the top seat and the top body can relatively rotate;

when the top seat rotates towards the second direction, the elastic piece is clamped into the bayonet, and the top seat and the top body are relatively fixed.

Preferably, the elastic piece comprises a clamping part, the clamping part is elastically movably connected with the rotating part and can move towards a direction away from/close to the rotating part, and the clamping part is provided with a guide inclined surface and a limiting surface;

when the gyroscope seat rotates towards the first direction, the guide inclined surface contacts with the helical teeth and guides the clamping part to be separated from the bayonet;

when the top seat rotates towards the second direction, the limiting surface is in contact with the helical teeth and the clamping part is clamped into the bayonet.

Preferably, the elastic piece further comprises a first connecting portion and a second connecting portion, the first connecting portion extends outwards in the radial direction of the rotating portion, the first end of the second connecting portion is connected with the first connecting portion, the second end of the second connecting portion is connected with the clamping portion, and a movable space for the second connecting portion to move is formed between the second connecting portion and the first connecting portion.

Preferably, the top seat further comprises a first connecting column and a top tip, the first connecting column is connected between the rotating part and the top tip, a first connecting hole is formed in the bottom of the top body, the first connecting column penetrates through the first connecting hole, and the bottom of the rotating part abuts against the upper surface of the bottom of the top body.

Preferably, the rotary part further comprises a top cover, a second connecting column is arranged on the top cover, a second connecting hole is formed in the rotary part, a limiting block arranged along the radial direction of the rotary part is arranged in the second connecting hole, the top cover is fixedly connected with the top body, the second connecting column is inserted into the second connecting hole, and the bottom of the second connecting column is propped against the limiting block.

Preferably, the top body further comprises a support piece, wherein the support piece is rotatably connected with the first connecting column, and the support piece is connected between the bottom of the top body and the top tip.

Preferably, the support comprises a first support portion and a second support portion;

the first supporting part comprises a first limiting part, the second supporting part comprises a second limiting part, and the first limiting part is connected with the second limiting part and limits the relative rotation of the first supporting part and the second supporting part;

preferably, the second limiting part is provided with an axial limiting part, and when the first limiting part is connected with the second limiting part, the axial limiting part is connected with the first supporting part and limits the axial separation of the first supporting part and the second supporting part.

After the technical scheme is adopted, the method has the following beneficial effects:

according to the one-way limiting device, the one-way rotation of the top body can be limited through the one-way limiting assembly arranged between the top body and the top seat, when a player holds the top and relatively moves the top from the front end of the rack to the rear end of the rack, the top seat rotates in the first direction under the action of the rack, at the moment, the one-way limiting assembly is unlocked, so that the top body and the top seat can relatively rotate, and therefore, the top body can be kept not to rotate when being held, so that the top body can be held conveniently; when the gyro is driven to rotate, the one-way limiting assembly locks the gyro body and the gyro seat, so that the gyro body and the gyro seat are relatively fixed and can synchronously rotate.

Drawings

The disclosure of the present application will become more readily understood with reference to the accompanying drawings. It should be understood that: the drawings are for illustrative purposes only and are not intended to limit the scope of the present application. In the figure:

FIG. 1 is a schematic view of the overall structure of a top in one embodiment of the present utility model;

FIG. 2 is an exploded view of a top in one embodiment of the present utility model;

FIG. 3 is a schematic view of the internal structure of a top in one embodiment of the present utility model;

FIG. 4 is a schematic view of a first locking member in one embodiment of the utility model;

FIG. 5 is a schematic view of a second latch member in one embodiment of the present utility model;

FIG. 6 is an exploded view of the support of the top in one embodiment of the present utility model.

Reference numeral control table:

tourbillon 1:

the second locking piece 11, the gear ring 111, the helical teeth 112 and the first connecting hole 12;

peg-top seat 2:

the first locking member 21, the rotating portion 211, the second connecting hole 2111, the elastic piece 212, the clamping portion 2121, the first connecting portion 2122, the second connecting portion 2123, the guiding inclined surface 2124, the limiting surface 2125, the first connecting post 22, the top portion 23, the driving gear 231, and the top portion 232;

support 3:

the fitting groove 30, the first supporting portion 31, the first limiting portion 311, the first supporting portion 312, the second supporting portion 32, the second limiting portion 321, the axial limiting piece 322, and the second supporting portion 323;

top cover 4: and a second connecting post 41.

Detailed Description

Specific embodiments of the present application are further described below with reference to the accompanying drawings.

It is easy to understand that, according to the technical solution of the present application, those skilled in the art may replace various structural manners and implementation manners without changing the true spirit of the present application. Accordingly, the following detailed description and drawings are merely illustrative of the present application and are not intended to be exhaustive or to be limiting of the application.

Terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible to be mentioned in the present specification are defined with respect to the configurations shown in the drawings, which are relative concepts, and thus may be changed according to different positions and different use states thereof. These and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two components. The above-described specific meanings belonging to the present application are understood as appropriate by those of ordinary skill in the art.

In one embodiment of the utility model, as shown in fig. 1 and 2, a top is disclosed, which comprises a top body 1 and a top seat 2, wherein a unidirectional limiting component for limiting unidirectional rotation of the top body 1 is arranged between the top body 1 and the top seat 2, and the unidirectional limiting component is connected between the top body 1 and the top seat 2;

when the tourbillon 2 rotates towards the first direction, the unidirectional limiting component can unlock and enable the tourbillon 1 and the tourbillon 2 to rotate relatively;

when the tourbillon 2 rotates towards the second direction, the one-way limiting component locks the tourbillon 1 and the tourbillon 2, and the tourbillon 1 and the tourbillon 2 are relatively fixed;

wherein the first direction is opposite to the second direction.

Further, the gyro seat 2 is provided with a driving gear 231 matched with the rack in the launcher, when the launcher is ready to launch, a player needs to relatively move the driving gear 231 to the rear end position of the rack, and during the launching process, the driving gear 231 relatively moves from the rear end position of the rack to the front end of the rack through driving the rack to relatively move the driving gear 231, so that the driving gear 231 rotates and drives the gyro to rotate.

Furthermore, when the player is ready to launch, he holds the peg-top and relatively moves the driving gear 231 from the front end of the rack to the rear end of the rack, and at this time, the driving gear 231 drives the peg-top seat 2 to rotate towards the first direction under the action of the rack, and the unidirectional limiting assembly is in an unlocking state, so that the peg-top body 1 and the peg-top seat 2 can relatively rotate, and when the player holds the peg-top body 1, the peg-top body 1 can not rotate, so that the player can conveniently hold the peg-top. During the transmission, drive gear 231 drives top seat 2 towards the rotation of second direction under the effect of rack, and one-way spacing subassembly is in the locked state this moment, consequently relatively fixed between top body 1 and the top seat 2, top seat 2 can drive top body 1 and rotate towards the synchronous second direction to can not influence the normal use function of top. The counterclockwise direction shown in fig. 2 is a first direction, and the clockwise direction shown in fig. 2 is a second direction.

In some embodiments of the utility model, as shown in fig. 2, the one-way limit assembly comprises a first locking element 21 and a second locking element 11, the first locking element 21 being arranged on the top seat 2, the second locking element 11 being arranged on the top body 1;

when the gyro seat 2 rotates in the first direction, the first locking piece 21 and the second locking piece 11 are unlocked, and the gyro body 1 and the gyro seat 2 can relatively rotate;

when the gyro seat 2 rotates in the second direction, the first locking piece 21 and the second locking piece 11 are locked, and the gyro body 1 and the gyro seat 2 are relatively fixed.

Further, the gyro seat 2 is coaxial with the gyro body 1 and can relatively rotate around the same rotation axis. The first locking piece 21 and the second locking piece 11 are symmetrically arranged by taking the rotation axis as a center, so that the gravity center of the top is ensured to be stable in the rotation process, and deflection cannot occur.

When the gyro seat 2 is driven to rotate in the first direction, the first locking piece 21 and the second locking piece 11 are unlocked, and the gyro seat 2 and the gyro body 1 can rotate relatively, so that a player can conveniently hold the gyro body 1. When the gyro seat 2 is driven to rotate in the second direction, the first locking piece 21 and the second locking piece 11 are locked, and at this time, the gyro seat 2 and the gyro body 1 are relatively fixed, so that the gyro seat 2 can drive the gyro body 1 to rotate in the second direction.

In some embodiments of the present utility model, as shown in fig. 4, the first locking member 21 includes a rotation part 211 and an elastic piece 212, a plurality of elastic pieces are connected to the outer circumference of the rotation part 211 at intervals, and the rotation part 211 is fixedly connected to the gyro seat 2;

as shown in fig. 5, the second locking member 11 includes a gear ring 111, in which a plurality of helical teeth 112 inclined in the same direction are provided at intervals in the gear ring 111, and a bayonet is formed between adjacent helical teeth 112;

when the top seat 2 rotates towards the first direction, the elastic piece 212 is separated from the bayonet, and the top seat 2 and the top body 1 can relatively rotate;

when the gyro seat 2 rotates in the second direction, the elastic piece 212 is clamped into the bayonet, and the gyro seat 2 and the gyro body 1 are relatively fixed.

Further, as shown in fig. 4, a plurality of elastic pieces 212 are provided, the plurality of elastic pieces 212 are respectively provided on the rotation portion 211 at equal intervals, and the plurality of elastic pieces 212 are symmetrically provided centering on the rotation axis. The helical teeth 112 are provided in plurality, and the helical teeth 112 are symmetrically arranged with the rotation axis as the center at equal intervals. When the top seat 2 rotates towards the first direction, the elastic piece 212 is not clamped into the bayonet, and at this time, the top seat 2 and the top body 1 can rotate relatively, so that the top body 1 can be kept stationary when a player holds the top body 1 and moves to the transmitting position, and the holding operation is convenient. During launching, the top seat 2 is driven to rotate towards the second direction through the rack, and at the moment, the elastic piece 212 is clamped into the bayonet, so that the top body 1 and the top seat 2 are kept relatively fixed, and the top can normally rotate.

In some embodiments of the present utility model, as shown in fig. 4, the elastic sheet 212 includes a clamping portion 2121, where the clamping portion 2121 is elastically movably connected to the rotating portion 211 and is movable in a direction away from/toward the rotating portion 211, and the clamping portion 2121 is provided with a guiding inclined surface 2124 and a limiting surface 2125;

when the gyroscope 2 rotates in the first direction, the guide inclined surface 2124 contacts the helical teeth 112 and guides the clamping portion 2121 to separate from the bayonet;

when the gyro seat 2 rotates in the second direction, the limiting surface 2125 contacts the helical teeth 112 and makes the clamping portion 2121 clamped into the bayonet.

Further, the locking portion 2121 can move away from/close to the rotating portion 211, wherein a certain angle is formed between the guiding inclined surface 2124 of the locking portion 2121 and the axial cross section of the rotating portion 211, and the limiting surface 2125 is parallel to the axial cross section of the rotating portion 211. Since the helical teeth 112 are inclined toward the same direction, when the gyro holder 2 rotates in the first direction, the guide inclined surface 2124 contacts the face opposite to the obtuse angle of the helical teeth 112, so that the clamping portion 2121 can relatively move along the side face of the helical teeth 112 when the gyro holder 2 rotates, so that the clamping portion 2121 can be separated from the bayonet, and the gyro holder 2 and the gyro body 1 can relatively rotate, thereby realizing that the player can hold the relatively stationary gyro body 1 for operation in the process of pushing the gyro to the transmitting position. When the gyro seat 2 rotates in the second direction, the limiting surface 2125 contacts with the opposite surface of the helical tooth 112, so that the clamping portion 2121 is clamped into the bayonet, and at this time, the gyro seat 2 can drive the gyro body 1 to rotate in the second direction together, so that the normal rotation of the gyro is not affected.

In some embodiments of the present utility model, as shown in fig. 4, the elastic piece 212 further includes a first connecting portion 2122 and a second connecting portion 2123, the first connecting portion 2122 extends outward along the radial direction of the rotating portion 211, a first end of the second connecting portion 2123 is connected to the first connecting portion 2122, a second end of the second connecting portion 2123 is connected to the clamping portion 2121, and a movable space for the second connecting portion 2123 is provided between the second connecting portion 2123 and the first connecting portion 2122.

Further, the first connecting portion 2122, the second connecting portion 2123 and the clamping portion 2121 are integrally formed in a plastic structure, one end of the second connecting portion 2123 is fixedly connected with one end of the first connecting portion 2122 away from the rotating portion 211, so that a movable space is formed between the second connecting portion 2123 and the rotating portion 211, when the clamping portion 2121 receives a force towards the rotating portion 211, the second connecting portion 2123 can elastically deform in the movable space towards the rotating portion 211, and the clamping portion 2121 moves towards a direction close to the rotating portion 211, so that the clamping portion 2121 is separated from the bayonet when the gyroscope seat 2 rotates towards the first direction, and relative rotation between the gyroscope seat 2 and the gyroscope body 1 can be achieved. When no external force acts, the clamping portion 2121 moves towards a direction away from the rotating portion 211 under the action of the elastic force of the second connecting portion 2123, so that the clamping portion 2121 can be kept clamped in the bayonet, and when the gyroscope seat 2 rotates towards the second direction, the clamping portion 2121 can be kept clamped in the bayonet, so that the gyroscope seat 2 and the gyroscope body 1 can synchronously rotate.

Still further, a plurality of elastic pieces 212 are disposed on the rotation portion 211 at equal intervals, so that when the gyro seat 2 rotates in the second direction, the clamping portions 2121 on the plurality of elastic pieces 212 can be clamped into the bayonets, and connection stability between the gyro body 1 and the gyro seat 2 is ensured.

Alternatively, the clamping portion 2121 is slidably connected to the rotating portion 211, and the clamping portion 2121 can slide along a radial direction of the rotating portion 211, and a spring is connected between the clamping portion 2121 and the rotating portion 211, and can apply a force to the clamping portion 2121 in a direction away from the rotating portion 211. When the gyro seat 2 rotates in the first direction, the clamping portion 2121 slides in a direction approaching the rotating portion 211 under the action of the guide inclined surface 2124 while compressing the spring, so that the clamping portion 2121 can be separated from the bayonet. When the gyro seat 2 rotates in the second direction, the clamping portion 2121 keeps clamped into the bayonet under the action of the spring, so that the gyro seat 2 and the gyro body 1 remain fixed.

Optionally, the rotating portion 211 is a ratchet, and a plurality of pawls are disposed on the top seat 2, where the plurality of pawls are symmetrically disposed on the top seat 2 with a rotation center of the ratchet, and when the top seat 2 rotates in a first direction through cooperation of the ratchet and the pawls, no transmission can be performed between the top seat 2 and the top body 1, and when the top seat 2 rotates in a second direction, transmission can be performed between the top seat 2 and the top body 1.

In some embodiments of the present utility model, as shown in fig. 3, the gyro seat 2 further includes a first connection post 22 and a gyro tip 23, the first connection post 22 is connected between the rotation portion 211 and the gyro tip 23, the bottom of the gyro body 1 is provided with a first connection hole 12, the first connection post 22 penetrates the first connection hole 12, and the bottom of the rotation portion 211 abuts against the upper surface of the bottom of the gyro body 1.

Further, as shown in fig. 3, the first connecting hole 12 is provided at the center of the ring gear 111, the diameter of the first connecting hole 12 is slightly larger than the diameter of the first connecting post 22, and smaller than the diameter of the rotating portion 211, and the first connecting post 22 penetrates the first connecting hole 12 so that the first connecting post 22 can rotate in the first connecting hole 12. When the rotary part 211 is installed, the rotary part 211 is installed inside the gear ring 111, and the bottom of the rotary part 211 is propped against the upper surface of the bottom of the tourbillon 1, so that a limit is formed between the rotary part 211 and the bottom of the tourbillon 1. When the external rack drives the top 23 to rotate, the top 23 drives the rotating part 211 to rotate through the first connecting post 22.

Still further, as shown in fig. 2 and 3, the tip 23 includes a tip 232 and a driving gear 231, wherein a mounting opening is provided at the bottom of the driving gear 231, the tip 232 is detachably mounted in the mounting opening, and at least a portion of the tip 232 is located outside the driving gear 231, so that the tip 232 can be replaced conveniently, when the tip 232 is worn seriously, a player can detach the old tip 232 to replace according to needs, and can replace the tip 232 with different materials or shapes according to needs of the player, for example, the roll-shaped tip 232 can be selected, or the taper-shaped tip 232 can be selected, so that the playability of the gyroscopic toy can be improved.

In addition, the driving gear 231 is used for matching with a rack in the emitter, and the driving gear 231 can be driven to rotate by pulling the rack, so that the gyro seat 2 and the gyro body 1 are driven to rotate. The driving gear 231 and the first connecting post 22 are screwed and fixed by a coaxially arranged screw.

In some embodiments of the present utility model, as shown in fig. 2 and 3, the top cover 4 further includes a second connecting post 41 disposed on the top cover 4, a second connecting hole 2111 is disposed in the rotating portion 211, a limiting block 2112 disposed along a radial direction of the rotating portion 211 is disposed in the second connecting hole 2111, the top cover 4 is fixedly connected with the top body 1, the second connecting post 41 is inserted into the second connecting hole 2111, and a bottom of the second connecting post 41 abuts against the limiting block 2112.

Further, the top cover 4 covers the top of the top body 1, so as to protect the internal components of the top body 1 and improve the overall modeling and aesthetic appearance of the top toy. Wherein, top lid 4 is in the same place with top body 1 fixed connection through modes such as buckle or screw, wherein, be provided with second spliced pole 41 at the center of top lid 4, be provided with second spliced pole 2111 at the center of rotation portion 211, the diameter of second spliced pole 2111 is slightly greater than the diameter of second spliced pole 41, the inboard of second spliced pole 2111 inwards extends and is provided with stopper 2112, second spliced pole 41 inserts in second spliced pole 2111 and the bottom of second spliced pole 41 is supported and is pressed on stopper 2112, consequently, can restrict the radial activity of rotation portion 211 through second spliced pole 41, also can play the axial activity of spacing rotation portion 211.

In some embodiments of the utility model, as shown in fig. 2 and 6, a support 3 is further included, the support 3 being rotatably connected to the first connecting post 22, the support 3 being connected between the bottom of the tourbillon 1 and the tourbillon tip 23.

Wherein, support piece 3 sets up between top portion 23 and top body 1, can cooperate the use with the transmitter through support piece 3.

In some embodiments of the present utility model, as shown in fig. 6, the support 3 includes a first connection portion 2122 supporting portion 31 and a second connection portion 2123 supporting portion 32, the first connection portion 2122 supporting portion 31 is connected to the second connection portion 2123 supporting portion 32, and a fitting groove 30 for fitting with the emitter is formed between the first connection portion 2122 supporting portion 31 and the second connection portion 2123 supporting portion 32.

Further, the cross-sectional shape of the plane of the support 3 perpendicular to its axis of rotation is circular, the mating groove 30 is an annular groove provided around the circumference of the support 3, and during driving, the clamping member or the bearing member of the launcher can be cooperatively connected with the mating groove 30 so that the gyro base can be fixed in the launch position of the launcher during driving.

Alternatively, the cross-sectional shape of the support 3 perpendicular to the plane of its axis of rotation may also be of a different shape, the mating groove 30 being arranged in the radial direction of the spindle, in which case a plug structure on the launcher can be inserted into the mating groove 30 to limit the rotation of the support 3 while enabling the gyro base to be fixed in the launch position of the launcher in the driving.

In some embodiments of the present utility model, as shown in fig. 6, the first connection portion 2122 supporting portion 31 includes a first limiting portion 311, the second connection portion 2123 supporting portion 32 includes a second limiting portion 321, and the first limiting portion 311 is connected to the second limiting portion 321 and limits the relative rotation of the first connection portion 2122 supporting portion 31 and the second connection portion 2123 supporting portion 32.

Further, the first limiting part 311 and the second limiting part 321 are connected, so that the first connecting part 2122 supporting part 31 and the second connecting part 2123 supporting part 32 cannot rotate relatively, and the supporting piece 3 can be connected with the emitter more stably during driving.

In some embodiments of the present utility model, as shown in fig. 6, the first limiting portion 311 is one of a slot or a connector, the second limiting portion 321 is the other of the slot or the connector, and the connector is inserted into the slot and limits the relative rotation of the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32.

Preferably, as shown in fig. 6, the first limiting portion 311 is a clamping groove provided on the first connecting portion 2122 supporting portion 31, at least one clamping groove is provided outside the first connecting portion 2122 supporting portion 31 and is provided along the axial direction of the first connecting portion 2122 supporting portion 31, and the second limiting portion 321 is an inserting piece provided on the second connecting portion 2123 supporting portion 32, at least one inserting piece is provided extending upward along the axial direction of the second connecting portion 2123 supporting portion 32. When the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32 are combined, the plug is inserted into the clip groove so that the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32 cannot relatively rotate about their rotational axes.

Preferably, when the connector is inserted into the clamping groove, the outer wall of the connector is flush with the outer wall of the second connecting portion 2123 supporting portion 32 and forms the wall surface of the mating groove 30.

Alternatively, the first limiting portion 311 may also be a limiting hole disposed on the first connecting portion 2122 supporting portion 31, where the limiting hole is disposed along the axial direction of the first connecting portion 2122 supporting portion 31, and the second limiting portion 321 is an inserting piece disposed on the second connecting portion 2123 supporting portion 32, where the inserting piece is inserted into the limiting hole, so as to limit the relative rotation of the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32.

Optionally, the first connecting portion 2122 supporting portion 31 may further include a first sleeve body, the second connecting portion 2123 supporting portion 32 may further include a second sleeve body, the first sleeve body is sleeved on the outer periphery of the second sleeve body or the second sleeve body is sleeved on the outer periphery of the first sleeve body, the first limiting portion 311 is a first fixing hole formed in the first sleeve body, the second limiting portion 321 is a second fixing hole formed in the second sleeve body, the first fixing hole and the second fixing hole are both radially formed, the first fixing hole and the second fixing hole are coaxial, and the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32 can be connected through a pin shaft or a screw passing through the first fixing hole and the second fixing hole, so that the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32 cannot rotate relatively.

Alternatively, the first and

second connection parts

2122 and 2123 are supported by screws axially disposed to fix the first and

second connection parts

2122 and 2123 and 32.

In some embodiments of the present utility model, as shown in fig. 6, the second limiting part 321 is provided with an axial limiting member 322, and when the first limiting part 311 is connected to the second limiting part 321, the axial limiting member 322 is connected to the first connecting part 2122 supporting part 31 and limits the first connecting part 2122 supporting part 31 and the second connecting part 2123 supporting part 32 from being axially separated.

Further, as shown in fig. 6, the axial limiting member 322 is a buckle body disposed at an upper end of the second limiting portion 321, and when the first limiting portion 311 is connected to the second limiting portion 321, the buckle body is clamped on the first connecting portion 2122 supporting portion 31, so as to limit the first connecting portion 2122 supporting portion 31 and the second connecting portion 2123 supporting portion 32 from being separated in an axial direction.

Alternatively, the first limiting portion 311 is a first screw member disposed on the first supporting portion 2122 and the second limiting portion 321 is a second screw member disposed on the second supporting portion 2123, and the first screw member is screwed with the second screw member to fix the first supporting portion 2122 and the second supporting portion 2123.

In some embodiments of the present utility model, as shown in fig. 5, the first connection portion 2122 supporting portion 31 includes a first limiting portion 312 extending radially outward, and the second connection portion 2123 supporting portion 32 includes a second limiting portion 323 extending radially outward, and the mating groove 30 is formed between the first limiting portion 312 and the second limiting portion 323.

Preferably, as shown in fig. 6, the first limiting portion 312 is an annular structure disposed on the outer wall of the supporting portion 31 of the first connecting portion 2122, and the second limiting portion 323 is an annular structure disposed on the outer wall of the supporting portion 32 of the second connecting portion 2123.

Optionally, the first limiting portion 312 and the second limiting portion 323 are each disposed to extend radially outward. Multiple sets of first and

second stop portions

312, 323 may be provided to support the gyro base in the launch position of the launcher.

What has been described above is merely illustrative of the principles and preferred embodiments of the present application. It should be noted that several other variants are possible to those skilled in the art on the basis of the principles of the present application and should also be considered as the protection scope of the present application.

Claims

1. The top is characterized by comprising a top body (1) and a top seat (2), wherein a unidirectional limiting component used for limiting unidirectional rotation of the top body (1) is arranged between the top body (1) and the top seat (2), and the unidirectional limiting component is connected between the top body (1) and the top seat (2);

when the tourbillon (2) rotates towards a first direction, the unidirectional limiting assembly can unlock and enable the tourbillon (1) and the tourbillon (2) to rotate relatively;

when the top seat (2) rotates towards the second direction, the one-way limiting assembly locks the top body (1) and the top seat (2), and the top body (1) and the top seat (2) are relatively fixed;

wherein the first direction is opposite to the second direction.

2. The top according to claim 1, characterized in that said unidirectional limiting assembly comprises a first locking element (21) and a second locking element (11), said first locking element (21) being arranged on said top base (2), said second locking element (11) being arranged on said top body (1);

when the tourbillon (2) rotates towards the first direction, the first locking piece (21) and the second locking piece (11) are unlocked, and the tourbillon (1) and the tourbillon (2) can rotate relatively;

when the top seat (2) rotates towards the second direction, the first locking piece (21) and the second locking piece (11) are locked, and the top body (1) and the top seat (2) are relatively fixed.

3. The top according to claim 2, characterized in that said first locking element (21) comprises a rotating portion (211) and an elastic piece (212), a plurality of said elastic pieces being connected at intervals to the periphery of said rotating portion (211), said rotating portion (211) being fixedly connected to said top base (2);

the second locking piece (11) comprises a gear ring (111), wherein a plurality of helical teeth (112) inclining towards the same direction are arranged in the gear ring (111) at intervals, and bayonets are formed between adjacent helical teeth (112);

when the top seat (2) rotates towards the first direction, the elastic piece (212) is separated from the bayonet, and the top seat (2) and the top body (1) can rotate relatively;

when the top seat (2) rotates towards the second direction, the elastic piece (212) is clamped into the bayonet, and the top seat (2) and the top body (1) are relatively fixed.

4. A top according to claim 3, wherein the elastic piece (212) comprises a clamping portion (2121), the clamping portion (2121) being elastically movably connected to the rotating portion (211) and being movable in a direction away from/towards the rotating portion (211), the clamping portion (2121) being provided with a guiding inclined surface (2124) and a limiting surface (2125);

when the gyroscope seat (2) rotates towards the first direction, the guide inclined surface (2124) contacts with the inclined teeth (112) and guides the clamping part (2121) to be separated from the bayonet;

when the gyroscope seat (2) rotates towards the second direction, the limiting surface (2125) is contacted with the helical teeth (112) and enables the clamping portion (2121) to be clamped into the bayonet.

5. The top of claim 4, wherein the elastic piece (212) further includes a first connecting portion (2122) and a second connecting portion (2123), the first connecting portion (2122) extends radially outward along the rotating portion (211), a first end of the second connecting portion (2123) is connected to the first connecting portion (2122), a second end of the second connecting portion (2123) is connected to the clamping portion (2121), and a movable space for the second connecting portion (2123) is provided between the second connecting portion (2123) and the first connecting portion (2122).

6. A top according to claim 3, characterized in that the top base (2) further comprises a first connecting column (22) and a top portion (23), the first connecting column (22) is connected between the rotating portion (211) and the top portion (23), a first connecting hole (12) is formed in the bottom of the top body (1), the first connecting column (22) penetrates through the first connecting hole (12), and the bottom of the rotating portion (211) abuts against the upper surface of the bottom of the top body (1).

7. The top according to claim 6, further comprising a top cover (4), wherein a second connection post (41) is provided on the top cover (4), a second connection hole (2111) is provided in the rotating portion (211), a stopper (2112) provided in the second connection hole (2111) along the radial direction of the rotating portion (211) is provided in the second connection hole (2111), the top cover (4) is fixedly connected with the top body (1), the second connection post (41) is inserted into the second connection hole (2111), and the bottom of the second connection post (41) is abutted against the stopper (2112).

8. The top according to claim 6, further comprising a support (3), said support (3) being in rotational connection with said first connection post (22), said support (3) being connected between the bottom of said top body (1) and said top tip (23).

9. -gyroscopes according to claim 8, wherein said support (3) comprises a first support (31) and a second support (32);

the first supporting portion (31) comprises a first limiting portion (311), the second supporting portion (32) comprises a second limiting portion (321), and the first limiting portion (311) is connected with the second limiting portion (321) and limits relative rotation of the first supporting portion (31) and the second supporting portion (32).

10. The top according to claim 9, characterized in that the second limiting portion (321) is provided with an axial limiting member (322), and when the first limiting portion (311) is connected to the second limiting portion (321), the axial limiting member (322) is connected to the first supporting portion (31) and limits the axial separation of the first supporting portion (31) and the second supporting portion (32).