CN215195424U

CN215195424U - Rotary educational toy

Info

Publication number: CN215195424U
Application number: CN202121508532.8U
Authority: CN
Inventors: 张新才
Original assignee: Alpha Group Co Ltd; Guangzhou Alpha Culture Co Ltd
Current assignee: Alpha Group Co Ltd; Guangzhou Alpha Culture Co Ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-17
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses a rotary educational toy, which comprises a rotary mechanism, an ejection mechanism and an impact mechanism; the rotating mechanism comprises a driving part and a struck part, the driving part drives the struck part to perform circular motion, the striking mechanism is arranged on at least one section of the path of the circular motion of the struck part and can move towards the struck part, after the struck part is struck, the struck part triggers the ejection mechanism, and the ejection mechanism ejects the ejection block. In the utility model, the driven part is driven by the driving part to do circular motion, and the child operates the striking mechanism to strike towards the driven part; when the struck part is struck, the struck part triggers the ejection mechanism, and the ejection mechanism ejects the ejection block, so that the linked play effect is realized, and the interest and the playability of the toy are improved.

Description

Rotary educational toy

Technical Field

The utility model relates to the technical field of toys, in particular to a rotary educational toy.

Background

The existing children intelligence-developing products, such as bead-string toys, six-side boxes, building blocks and the like, hope that children can stimulate the vision, the hearing and the reaction capability of the children in the playing process, and can exercise the coordination of the children. However, under the increasing material and cultural demands of people, the interest, the playability and the form of the children intelligence toy product have higher requirements.

Therefore, children's intelligence-developing toys with different forms, and with more interest and playability need to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a rotary educational toy with stronger interest and playability.

The technical proposal of the utility model provides a rotary educational toy, which comprises a rotary mechanism, an ejection mechanism and an impact mechanism;

the rotating mechanism comprises a driving part and a struck part, the driving part drives the struck part to perform circular motion, the striking mechanism is arranged on at least one section of the path of the circular motion of the struck part and can move towards the struck part, after the struck part is struck, the struck part triggers the ejection mechanism, and the ejection mechanism ejects the ejection block.

Furthermore, the rotating mechanism also comprises a rotating shaft and a swing rod, one end of the swing rod is rotatably connected with the rotating shaft, the other end of the swing rod is connected with the part to be struck, and the swing rod longitudinally swings after the part to be struck is struck by the striking mechanism;

the driving part can drive the rotating shaft to rotate, and the rotating shaft drives the swing rod and the struck part to rotate together.

Further, still include main base, the drive division is installed in main base, the rotation axis with the drive division can be dismantled and be connected, the rotation axis with the drive division separation back, the rotation axis can peg graft in main base's jack.

The ejection mechanism is characterized by further comprising an auxiliary base, wherein the auxiliary base is rotatably connected with the main base, and the impact mechanism and the ejection mechanism are arranged on the auxiliary base;

the rotary educational toy at least comprises a use state and a storage state;

when the percussion mechanism is in the use state, the rotating shaft is arranged on the upper surface of the main base and connected with the driving part, and the auxiliary base rotates relative to the main base to enable the percussion mechanism to be positioned on a circular motion path of the struck part;

when the storage state is realized, the rotating shaft is separated from the driving part, the rotating shaft is inserted into the lower surface of the main base, and the auxiliary base rotates to a position parallel to the rotating shaft relative to the main base.

Further, striking mechanism includes control lever and striking piece, when the one end of control lever was pressed or was patted, the other end of control lever drives striking piece orientation by the direction motion of portion of strikeing.

Furthermore, a plectrum is arranged on the struck part;

the ejection mechanism comprises a connecting rod and the ejection block, after the struck part is struck, the poking piece drives the connecting rod to move, and the connecting rod drives the ejection block to eject.

Further, the ejection mechanism comprises a block conveying mechanism, the block conveying mechanism comprises a sliding block, a push rod and a tension spring, the tension spring pulls the sliding block to have a trend of moving towards the ejection mechanism, the sliding block is fixedly connected with the push rod, and the push rod pushes at least one ejection block to be ejected towards the connecting rod.

The ejection mechanism is arranged on the frame, and the ejection mechanism is arranged on the ejection mechanism.

Furthermore, an unlocking part is also arranged on the cover plate;

the block conveying mechanism further comprises a limiting block, and the limiting block is used for limiting the sliding block to move towards the ejection mechanism;

when the cover plate is covered towards the block conveying mechanism, the unlocking part extrudes the limiting block to separate the limiting block from the sliding block.

Furthermore, a clamping groove is formed in the side edge of the ejection block, a first buckle is arranged on the side face, corresponding to the window, of the ejection block, the first buckle is clamped into the clamping groove, and after the struck portion is struck, the connecting rod drives the ejection block to be separated from the first buckle and eject.

After adopting above-mentioned technical scheme, have following beneficial effect:

in the utility model, the driven part is driven by the driving part to do circular motion, and the child operates the striking mechanism to strike towards the driven part; when the struck part is struck, the struck part triggers the ejection mechanism, and the ejection mechanism ejects the ejection block, so that the linked play effect is realized, and the interest and the playability of the toy are improved.

Drawings

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

FIG. 1 is a view showing a state of use of the rotary educational toy of the present invention;

FIG. 2 is a view showing a storage state of the rotary educational toy of the present invention;

FIG. 3 is a partial schematic view of the storage state of the rotary educational toy of the present invention;

fig. 4 is a partial schematic view of the rotation mechanism, ejection mechanism and impact mechanism of the present invention;

fig. 5 is a partial schematic view of the ejection mechanism, the impact mechanism, and the block feeding mechanism of the present invention;

fig. 6 is a partial schematic view of the block feeding mechanism, the first buckle, the second buckle and the ejection block;

fig. 7 is a top view of the middle cover plate of the present invention;

fig. 8 is a partial schematic view of the cover plate of the present invention after being lifted.

Reference symbol comparison table:

a rotating mechanism 1: a driving part 11, a part 12 to be struck, a plectrum 121, a rotating shaft 13 and a swing rod 14;

the ejection mechanism 2: the ejection block 21, the clamping groove 211 and the connecting rod 22;

the striking mechanism 3: a control rod 31, an impact block 32, a rotating shaft 33;

a main base 4;

the auxiliary base 5: a notch 51;

block conveying mechanism 6: slider 61, push rod 62, spring 63, spacing arch 641, stopper 64.

And (4) a cover plate 7: a window 71, an unlocking portion 72, and a connecting portion 73;

a first buckle 8, a second buckle 9 and an adjusting switch 10.

Detailed Description

The following describes the present invention with reference to the accompanying drawings.

It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.

In some embodiments of the present invention, as shown in fig. 1-2, a rotary educational toy comprises a rotary mechanism 1, an ejection mechanism 2, and an impact mechanism 3;

the rotating mechanism 1 comprises a driving part 11 and a struck part 12, the driving part 11 drives the struck part 12 to perform circular motion, the striking mechanism 3 is arranged on at least one section of the path of the circular motion of the struck part 12, the striking mechanism 3 can move towards the struck part 12, after the struck part 12 is struck, the struck part 12 triggers the ejection mechanism 2, and the ejection mechanism 2 ejects an ejection block 21 (see fig. 5).

Specifically, the struck part 12 may be an airplane model, and the driving part 11 can drive the struck part 12 to perform circular motion, so as to simulate the flying state of the airplane.

The striking mechanism 3 may be plural, or one; each striking mechanism 3 is arranged on one section of the path of the circular motion, and when the struck part 12 moves to just pass through the striking mechanism 3, the striking mechanism 3 can strike the struck part 12 upwards and hit the struck part 12. Subsequently, the struck part 12 continues to be moved in a circular motion by the driving part 11, and when moving to the next striking mechanism 3, the striking mechanism 3 is operated again to strike the struck part 12.

If the hitting part 12 is hit successfully, the hitting part 12 triggers a series of linkage structures on the ejection mechanism 2, and the ejection block 21 is ejected. The rotary educational toy requires a user to observe the position and the advancing speed of the struck part 12 through eyes during playing, and pre-judges the position, so that the striking mechanism 3 is operated to strike the struck part 12, and the coordination ability and the reaction speed of the dynamic vision and the hand activities of the user can be exercised. The plurality of striking mechanisms 3 can be arranged on the circular motion path at intervals, so that a plurality of people can play at the same time, and the artificial winner of the light ejection block 21 is taken first.

Alternatively, the struck part 12 may have other shapes, such as: cars, dolls, etc

In some embodiments of the present invention, the rotating mechanism 1 further includes a rotating shaft 13 and a swing rod 14, one end of the swing rod 14 is rotatably connected to the rotating shaft 13, the other end is connected to the struck portion 12, and after the struck portion 12 is struck by the striking mechanism 3, the swing rod 14 swings longitudinally;

the driving part 11 can drive the rotating shaft 13 to rotate, and the rotating shaft 13 drives the swing link 14 and the part 12 to be struck to rotate together.

Specifically, as shown in fig. 1, the swing link 14 is rotatably connected to the rotating shaft 13, and when the rotating shaft 13 is connected to the driving unit 11 in the longitudinal direction, the swing link 14 can swing in the longitudinal direction (the vertical direction in fig. 1). After the struck part 12 is struck, the struck part 12 moves upwards to drive the swing rod 14 to swing longitudinally, and in the process that the struck part 12 moves upwards, the ejection mechanism 2 is triggered, the ejection block 21 is ejected by the ejection mechanism 2, the ejection block 21 ejects to show that the striking is successful, so that the interest and the playability of the toy are increased.

Optionally, when the ejection mechanism 2 is triggered, the sound and light unit can be triggered at the same time to generate a specific sound and light effect, so that the atmosphere sense of a game is increased, and the interest of playing is improved.

In some embodiments of the present invention, as shown in fig. 1-2, the present invention further includes a main base 4, the driving portion 11 is installed in the main base 4, the rotating shaft 13 is detachably connected to the driving portion 11, and after the rotating shaft 13 is separated from the driving portion 11, the rotating shaft 13 can be inserted into a jack (not shown) of the main base 4.

When the rotation shaft 13 is connected to a side of the main base 4 exposed from the driving part 11, the rotation shaft 13 is connected to the driving part 11, and the driving part 11 can drive the rotation shaft 13 to rotate. The rotary shaft 13 can be separated from the driving part 11 and then inserted into the insertion hole on the other side of the main base 4 to be accommodated in the unused state.

Further, as shown in fig. 1-2, the device further comprises an auxiliary base 5, wherein the auxiliary base 5 is rotatably connected with the main base 4, and the impact mechanism 3 and the ejection mechanism 2 are mounted on the auxiliary base 5;

the rotary educational toy at least comprises a use state and a storage state;

when in use, the rotating shaft 13 is arranged on the upper surface of the main base 4 and connected with the driving part 11, and the auxiliary base 5 rotates relative to the main base 4 to enable the striking mechanism 3 to be positioned on the path of the circular motion of the struck part 12;

in the storage state, the rotary shaft 13 is separated from the driving unit 11, the rotary shaft 13 is inserted into the lower surface of the main base 4, and the sub base 5 is rotated to a position parallel to the rotary shaft 13 with respect to the main base 4.

Specifically, as shown in fig. 1, in the use state, the three sub-bases 5 are all rotated upward to the position on the same plane as the main base 4, the main base 4 and the sub-bases 5 can be placed on the game table or the ground, and the three striking mechanisms 3 are all located on the circular motion path, so that three players can play at the same time.

As shown in fig. 2, in the storage state, the rotation shaft 13 is separated from the driving unit 11, the rotation shaft 13 is inserted into the lower surface of the main base 4, and the three sub-bases 5 are rotated downward with respect to the main base 4 so that the sub-bases 5 are parallel to the rotation shaft 13.

As shown in fig. 3, since the swing link 14 is rotatably connected to the rotating shaft 13, after the rotating shaft 13 is inserted into the lower surface of the main base 4, the swing link 14 rotates to a position which is located on the same central axis as the rotating shaft 13 with respect to the rotating shaft 13, so that the occupied volumes of the rotating shaft 13 and the swing link 14 can be reduced.

Preferably, the striking part 12 is detachably connected to the swing link 14, and in the stored state, the striking part 12 is separated from the swing link 14, and the striking part 12 is stored separately.

In this embodiment, accomodate the state under, rotatory educational toy can be folded minimum volume, is convenient for accomodate.

Preferably, as shown in fig. 3, an adjusting switch 10 is installed in the main base 4, and is connected to an adjustable resistor, so as to adjust the rotation speed of the motor in the driving part 11 by adjusting the resistance value, and further control the movement speed of the struck part 12. Thus, the moving speed of the struck part 12 can be reduced to facilitate the user's operation, the difficulty can be increased by increasing the moving speed of the struck part 12 after the game mode is preliminarily adapted, and the interest of the game can be increased by changing the moving speed of the struck part 12.

In some embodiments of the present invention, as shown in fig. 4, the striking mechanism 3 includes a control rod 31 and a striking block 32, and when one end of the control rod 31 is pressed or flapped, the other end of the control rod 31 drives the striking block 32 to move toward the direction of the struck portion 12.

Specifically, the control rod 31 is rotatably connected to the sub-base 5 through the rotating shaft 33, an outer end of the control rod 31 is tilted toward a direction away from the sub-base 5, and an inner end thereof extends downward and is fixedly connected to the striking block 32. When the hand of the player presses or beats the outer end downwards, the inner end is driven to tilt upwards to hit the impacted part 12 above.

Alternatively, the impact block 32 may be shaped as a truncated cone, as well as a simulated small hammer, or a rocket.

In some embodiments of the present invention, as shown in fig. 4, the striking part 12 is provided with a pick 121;

the ejection mechanism 2 comprises a connecting rod 22 and an ejection block 21, after the hitting part 12 is hit, the poking piece 121 drives the connecting rod 22 to move, and the connecting rod 22 drives the ejection block 21 to eject.

When the struck part 12 moves to the position right above the striking mechanism 3, the plectrum 121 of the struck part 12 approaches the link 22;

when the struck part 12 swings upwards after being struck, the shifting piece 121 of the struck part 12 can drive the connecting rod 22 to move upwards, and the connecting rod 22 drives the ejection block 21 to eject upwards.

Further, as shown in fig. 5, the link 22 includes a shift lever 221, a first sub-lever 222, a second sub-lever 223, and a return spring 224; as shown in fig. 4, the end of the pulling piece 121 is bent to be substantially parallel to the pulling rod 221, and when the pulling piece 121 moves upward, it can contact the pulling rod 221 and drive the connecting rod 22 to move upward.

The shift lever 221 is connected with the first sub-lever 222, the first sub-lever 222 is connected with the second sub-lever 223, the first sub-lever 222 extends along the longitudinal direction, the second sub-lever 223 extends into the lower part of the ejection block 21 to be ejected along the horizontal direction, one end of the return spring 224 is connected with the second sub-lever 223, and the other end is connected with the sub-base 5. When the second sub-rod 223 moves upward, the ejector block 21 is ejected and the return spring 224 is compressed.

The struck part 12 swings longitudinally under the action of the swing link 14, when the struck part 12 swings downwards, the shifting sheet 121 is separated from the shifting lever 221, the return spring 224 drives the second sub-rod 223 to return, and the second sub-rod 223 drives the first sub-rod 222 and the shifting lever 221 to return. Subsequently, the struck part 12 continues to perform a circular motion by the driving part 11.

In some embodiments of the present invention, as shown in fig. 5-6, the ejection mechanism further includes a block feeding mechanism 6, the block feeding mechanism 6 includes a slider 61, a push rod 62 and a tension spring, the tension spring pulls the slider 61 to have a tendency of moving toward the ejection mechanism 2, the slider 61 is fixedly connected to the push rod 62, and the push rod 62 pushes at least one ejection block 21 to be ejected toward the connecting rod 22.

Specifically, one end of the tension spring is connected with the sliding block 61, and the other end of the tension spring is connected with the auxiliary base 5, and the tension spring has a tendency of pulling the sliding block 61 to move towards the ejection mechanism 2.

As shown in fig. 8, the sub-base 5 is provided with a notch 51, the notch 51 is used for installing a push rod 62 and a plurality of ejection blocks 21, and the push rod 62 presses the plurality of ejection blocks 21 and tends to push towards the connecting rod 22.

As shown in fig. 5, the connecting rod 22 drives only one ejection block 21 at the rightmost end to eject, and the other ejection blocks 21 are in a state to be ejected.

When one ejection block 21 is ejected, the tension spring drives the slide block 61 and the push rod 62, the push rod 62 pushes the other ejection blocks 21 to move towards the connecting rod 22, so that the next ejection block 21 moves above the second sub-rod 223 and is in a state of ready for ejection until all the ejection blocks 21 are ejected. The player pushes the pusher 62 to load a new ejector block 21.

In some embodiments of the present invention, as shown in fig. 7-8, the present invention further comprises a cover plate 7, the cover plate 7 covers the block feeding mechanism 6 and the ejection mechanism 2, and the cover plate 7 is provided with a window 71 for ejecting one ejection block 21.

The cover plate 7 is rotatably connected with the sub-base 5, the window 71 corresponds to one ejection block 21, and when the connecting rod 22 moves upwards, the ejection block 21 is driven to eject from the window 71.

Further, as shown in fig. 8, an unlocking portion 72 is further provided on the cover plate 7;

the block conveying mechanism 6 further comprises a limiting block 64, and the limiting block 64 is used for limiting the sliding block 61 to move towards the ejection mechanism 2;

when the cover plate 7 is closed toward the stopper mechanism 6, the unlocking portion 72 presses the stopper 64 to separate the stopper 64 from the slider 61.

Specifically, as shown in fig. 6, the limit block 64 extends out of the limit projection 641 towards the slide block 61, and the limit block 64 is pushed by the spring 63 towards the slide block 61, so that the limit projection 641 is inserted into the slide block 61 for limiting the slide block 61 to move towards the ejection mechanism 2.

As shown in fig. 8, when the cover 7 is opened upward, the stopper 64 limits the slider 61 and the push rod 62, so that a new ejection block 21 can be conveniently placed by a player.

When the cover plate 7 is closed downwards, the unlocking portion 72 acts on the limiting block 64, the unlocking portion 72 extrudes the limiting block 64, the limiting block 64 is separated from the sliding block 61, and the push rod 62 presses the ejection block 21.

Further, as shown in fig. 8, the cover 7 is further provided with a connecting portion 73, as shown in fig. 6, the sub-base 5 is provided with a second catch 9, and when the cover 7 is closed downward, the connecting portion 73 is connected with the second catch 9 for keeping the cover 7 in a closed state. When the cover 7 is opened upward, the connecting portion 73 is separated from the second catch 9.

Further, as shown in fig. 6, a clamping groove 211 is formed in a side edge of the ejection block 21, a first buckle 8 is arranged on a side surface of the ejection block 21 corresponding to the window 71, the first buckle 8 is clamped into the clamping groove 211, and after the striking part 12 is struck, the connecting rod 22 drives the ejection block 21 to be separated from the first buckle 8 and eject.

Specifically, there are two first buckles 8, and two first buckles 8 are clamped into the clamping groove 211 to press the ejection block 21, and after being hit by the hitting portion 12, the connecting rod 22 drives the ejection block 21 to be separated from the first buckles 8 and eject. The first buckle 8 exerts certain resistance on the ejection block 21, and compared with the method of directly pushing out the ejection block 21 under the condition of no resistance, the method has certain elastic resistance and has better visual effect.

The rotary educational toy of the utility model drives the stricken part to do circular motion through the driving part, and the children operate the striking mechanism to strike towards the stricken part; when the struck part is struck, the struck part triggers the ejection mechanism, and the ejection mechanism ejects the ejection block, so that the linked play effect is realized, and the interest and the playability of the toy are improved.

What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.

Claims

1. A rotary educational toy is characterized by comprising a rotary mechanism (1), an ejection mechanism (2) and a striking mechanism (3);

the rotating mechanism (1) comprises a driving part (11) and a struck part (12), the driving part (11) drives the struck part (12) to perform circular motion, the striking mechanism (3) is arranged on at least one section of a path of the circular motion of the struck part (12), the striking mechanism (3) can move towards the struck part (12), after the struck part (12) is struck, the struck part (12) triggers the ejection mechanism (2), and the ejection mechanism (2) ejects an ejection block (21).

2. The rotary educational toy according to claim 1, wherein the rotary mechanism (1) further comprises a rotary shaft (13) and a swing link (14), one end of the swing link (14) is rotatably connected with the rotary shaft (13), the other end is connected with the struck part (12), and the swing link (14) swings longitudinally after the struck part (12) is struck by the striking mechanism (3);

the driving part (11) can drive the rotating shaft (13) to rotate, and the rotating shaft (13) drives the swing rod (14) and the struck part (12) to rotate together.

3. A rotary educational toy according to claim 2, further comprising a main base (4), wherein the driving part (11) is installed in the main base (4), the rotation shaft (13) is detachably connected to the driving part (11), and the rotation shaft (13) can be inserted into a socket of the main base (4) after the rotation shaft (13) is separated from the driving part (11).

4. A rotary educational toy according to claim 3, further comprising a sub-base (5), wherein the sub-base (5) is rotatably connected to the main base (4), the striking mechanism (3) and the ejection mechanism (2) are mounted on the sub-base (5);

the rotary educational toy at least comprises a use state and a storage state;

in the using state, the rotating shaft (13) is installed on the upper surface of the main base (4) and connected with the driving part (11), and the auxiliary base (5) rotates relative to the main base (4) to enable the striking mechanism (3) to be positioned on the path of the circular motion of the struck part (12);

when the folding type folding table is in the storage state, the rotating shaft (13) is separated from the driving part (11), the rotating shaft (13) is inserted into the lower surface of the main base (4), and the auxiliary base (5) rotates to a position parallel to the rotating shaft (13) relative to the main base (4).

5. The rotary educational toy according to claim 1, wherein the striking mechanism (3) comprises a control lever (31) and a striking block (32), and when one end of the control lever (31) is pressed or flapped, the other end of the control lever (31) moves the striking block (32) toward the direction of the struck part (12).

6. The rotary educational toy according to claim 1, wherein the struck part (12) is provided with a pick (121);

the ejection mechanism (2) comprises a connecting rod (22) and the ejection block (21), after the struck part (12) is struck, the poking piece (121) drives the connecting rod (22) to move, and the connecting rod (22) drives the ejection block (21) to eject.

7. A rotary puzzle according to claim 6, further comprising a block-feeding mechanism (6), the block-feeding mechanism (6) comprising a slider (61), a push rod (62) and a tension spring, the tension spring pulling the slider (61) with a tendency to move towards the ejection mechanism (2), the slider (61) being fixedly connected to the push rod (62), the push rod (62) pushing at least one of the ejection blocks (21) to be ejected towards the link (22).

8. The rotary puzzle according to claim 7, further comprising a cover plate (7), wherein the cover plate (7) covers the block-feeding mechanism (6) and the ejecting mechanism (2), and the cover plate (7) is provided with a window (71) for ejecting one of the ejecting blocks (21).

9. A rotary puzzle according to claim 8, wherein the cover plate (7) is further provided with an unlocking portion (72);

the block conveying mechanism (6) further comprises a limiting block (64), and the limiting block (64) is used for limiting the sliding block (61) to move towards the ejection mechanism (2);

when the cover plate (7) is covered towards the block feeding mechanism (6), the unlocking portion (72) presses the limiting block (64) to separate the limiting block (64) from the sliding block (61).

10. The rotary educational toy according to claim 8, wherein a slot (211) is provided at a side of the ejection block (21), a first buckle (8) is provided at a side of the ejection block (21) corresponding to the window (71), the first buckle (8) is clamped into the slot (211), and after the struck portion (12) is struck, the link (22) drives the ejection block (21) to disengage from the first buckle (8) and eject.