CN220447707U - Rotary locking mechanism and safety seat - Google Patents
Rotary locking mechanism and safety seat Download PDFInfo
- Publication number
- CN220447707U CN220447707U CN202322019946.XU CN202322019946U CN220447707U CN 220447707 U CN220447707 U CN 220447707U CN 202322019946 U CN202322019946 U CN 202322019946U CN 220447707 U CN220447707 U CN 220447707U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
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- Seats For Vehicles (AREA)
Abstract
The utility model discloses a rotary locking mechanism and a safety seat, wherein the rotary locking mechanism comprises: the device comprises a base, a rotating seat and a locking assembly, wherein the base is provided with an installation table; the rotating seat is arranged on the base and can rotate, and a plurality of locking holes are formed in the bottom surface of the rotating seat at intervals in the circumferential direction; the locking assembly comprises a shifting block, a transmission piece, an elastic piece and a locking piece, wherein the shifting block is rotationally connected to the base, the locking piece is arranged on the mounting table and can slide towards or away from the rotating seat, the elastic piece is arranged in the mounting table and is used for pushing the locking piece to enable the locking piece to be inserted into the locking hole, the shifting block is connected with the locking piece through the transmission piece, and the rotating shifting block can drive the locking piece to enable the locking piece to be separated from the locking hole.
Description
Technical Field
The utility model relates to the technical field of safety seats, in particular to a rotary locking mechanism and a safety seat.
Background
The safety seat is a seat specially designed for children, is installed in an automobile during use, can effectively improve child safety under the condition that riding suddenly decelerates or collides, and generally has a rotation locking function in the related art, but the rotation locking structure of the existing safety seat is complex, unlocking operation steps are more, and reliability is low.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the rotary locking mechanism is simple in structure and high in reliability, and can be unlocked only by rotating the shifting block during locking, and the operation is simple and convenient.
In a second aspect, the present utility model further provides a safety seat using the rotating locking mechanism.
According to an embodiment of the first aspect of the present utility model, there is provided a rotary lock mechanism including: the rotary seat is arranged on the base and can rotate, and a plurality of locking holes are formed in the bottom surface of the rotary seat at intervals in the circumferential direction; the locking assembly comprises a shifting block, a transmission part, an elastic part and a locking part, wherein the shifting block is rotationally connected to the base, the locking part is arranged on the mounting table and can slide towards or away from the rotating seat, the elastic part is arranged in the mounting table and used for pushing the locking part to enable the locking part to be inserted into the locking hole, the shifting block is connected with the locking part through the transmission part, and the shifting block can drive the locking part to enable the locking part to be separated from the locking hole.
The rotary locking mechanism provided by the embodiment of the first aspect of the utility model has at least the following beneficial effects: when the rotary locking mechanism is applied to the safety seat and does not need to rotate, the locking piece is kept inserted into the locking hole at the bottom of the rotary seat under the action of the elastic piece, and the rotary seat is locked; when the rotary locking mechanism is required to rotate, the shifting block can be rotated, the shifting block drives the transmission part to move so as to drive the locking part to move, so that the locking part is separated from the locking hole, the rotary seat is unlocked, a user can rotate the rotary seat according to the requirement, when the rotary seat rotates to a certain angle, the other locking hole is aligned with the locking part, the locking part can be automatically inserted into the locking hole under the pushing of the elastic part, and the locking after rotation is completed.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, one side of the shifting block, which faces the transmission piece, is provided with the arc-shaped groove, one end, close to the shifting block, of the transmission piece is provided with the upright post, and the upright post is inserted into the arc-shaped groove.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, two guide plates are arranged at intervals at one end of the transmission part, which is close to the locking part, each guide plate is provided with a guide groove, guide posts are arranged at two opposite sides of the locking part, each guide post is inserted into one guide groove, and when the shifting block drives the transmission part, the guide posts slide along the guide grooves to separate the locking part from the locking hole.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, the base is provided with the guide groove, and the transmission piece is arranged in the guide groove and can slide.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, the mounting table is provided with the guide sleeve, the two opposite sides of the guide sleeve are provided with the sliding grooves, the locking piece is arranged on the guide sleeve in a penetrating mode, and the guide pillar is arranged in the guide groove in a penetrating mode.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, the base comprises a sealing cover, a mounting cavity with a downward opening is arranged in the mounting table, a jack communicated with the mounting cavity is arranged at the top, a through hole for the transmission part to pass through is arranged on the side wall, the locking part and the elastic part are arranged in the mounting cavity, the upper end part of the locking part passes through the jack, the sealing cover is connected to the base through a fastener and covers the opening of the mounting cavity, one end of the elastic part is abutted against the lower end of the locking part, and the other end of the elastic part is abutted against the sealing cover.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, the lower end of the locking piece is provided with the accommodating groove, and at least part of the elastic piece is inserted into the accommodating groove.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, the base is provided with the rotating sleeve, the rotating seat is provided with the rotating shaft matched with the rotating sleeve, and the rotating shaft is inserted into the rotating sleeve.
According to the rotary locking mechanism provided by the embodiment of the first aspect of the utility model, the outer wall of the base is provided with the installation groove and the abdication groove which are communicated with each other, the shifting block is installed in the installation groove, at least part of the shifting block extends to the abdication groove, and the outer side wall of the shifting block is flush with the outer wall of the base.
According to a second aspect of the utility model, a safety seat is provided, comprising a swivel lock mechanism according to an embodiment of the first aspect of the utility model.
According to the safety seat provided by the embodiment of the second aspect of the utility model, the safety seat has at least the following beneficial effects: when the rotating seat does not need to rotate, the locking piece is kept to be inserted into the locking hole at the bottom of the rotating seat under the action of the elastic piece, and the rotating seat is locked; when the rotary locking mechanism is required to rotate, the shifting block can be rotated, the shifting block drives the transmission part to move so as to drive the locking part to move, so that the locking part is separated from the locking hole, the rotary seat is unlocked, a user can rotate the rotary seat according to the requirement, when the rotary seat rotates to a certain angle, the other locking hole is aligned with the locking part, the locking part can be automatically inserted into the locking hole to complete locking after rotation under the pushing of the elastic part, and the rotary locking mechanism provided by the embodiment of the first aspect of the utility model has a simple structure and higher reliability, and can be unlocked only by rotating the shifting block during locking, and is simple and convenient to operate.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
Additional aspects and advantages of the present utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is an overall schematic diagram of a rotary lock mechanism according to an embodiment of the first aspect of the present utility model;
fig. 2 is an exploded view of a rotary lock mechanism according to an embodiment of the first aspect of the present utility model;
FIG. 3 is a cross-sectional view of a rotary lock mechanism provided in accordance with an embodiment of the first aspect of the present utility model;
FIG. 4 is an enlarged schematic view of FIG. 3 at A;
fig. 5 is a schematic structural view of a base of a rotary locking mechanism according to an embodiment of the first aspect of the present utility model;
fig. 6 is a schematic view of another angle of the base of the rotary locking mechanism according to the first aspect of the present utility model;
fig. 7 is an exploded view of a locking assembly of a rotary locking mechanism according to an embodiment of the first aspect of the present utility model.
The reference numerals are as follows:
a base 100; a mounting table 110; a guide groove 120; a guide sleeve 130; a cover 140; a rotating sleeve 150; a relief groove 160;
a swivel base 200; a locking hole 210; a rotation shaft 220;
a locking assembly 300; a dial block 310; an arc-shaped groove 311; a transmission member 320; a pillar 321; a guide piece 322; a guide groove 323; an elastic member 330; a locking member 340; guide posts 341.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, the description of the first and second is only for the purpose of distinguishing technical features, and should not be construed as indicating or implying relative importance or implying the number of technical features indicated or the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
The safety seat is a seat specially designed for children, is installed in an automobile during use, can effectively improve child safety under the condition that riding suddenly decelerates or collides, and generally has a rotation locking function in the related art, but the rotation locking structure of the existing safety seat is complex, unlocking operation steps are more, and reliability is low.
To solve this problem, the embodiment of the first aspect of the present utility model provides a rotation locking mechanism, when rotation is not required, the locking member 340 is kept inserted into the locking hole 210 at the bottom of the rotating seat 200 under the action of the elastic member 330, and the rotating seat 200 is locked; when rotation is needed, the shifting block 310 can be rotated, the shifting block 310 drives the transmission piece 320 to move so as to drive the locking piece 340 to move, so that the locking piece 340 is separated from the locking hole 210, the rotary seat 200 is unlocked, a user can rotate the rotary seat 200 according to the requirement, when the rotary seat 200 rotates to a certain angle, the other locking holes 210 are aligned with the locking piece 340, the locking piece 340 can be automatically inserted into the locking hole 210 under the pushing of the elastic piece 330, the locking after the rotation is completed, the rotation and the locking of the rotary locking mechanism are easy and convenient to operate, and the specific structure and the function of the rotary locking mechanism provided by the embodiment of the utility model are further described below by combining the text and the drawings.
Referring to fig. 1 to 7, a rotary lock mechanism provided according to an embodiment of a first aspect of the present utility model includes: the rotary seat 200 is arranged on the upper side of the base 100 and can rotate, and a plurality of locking holes 210 are formed in the bottom surface of the rotary seat 200 at intervals in the circumferential direction; the locking assembly 300 includes a pulling block 310, a transmission member 320, an elastic member 330 and a locking member 340, wherein the end shape of the locking member 340 is matched with the shape of the locking hole 210, the pulling block 310 is located at the outer side of the base 100 and is rotatably connected to the base 100, the locking member 340 is disposed on the mounting table 110 and can slide towards or away from the rotating seat 200, the elastic member 330 is disposed in the mounting table 110, and is used for pushing the locking member 340 to keep the locking member 340 inserted into the locking hole 210, the pulling block 310 is connected with the locking member 340 through the transmission member 320, and the pulling block 310 can drive the locking member 340 to separate the locking member 340 from the locking hole 210.
According to the rotating locking mechanism provided by the embodiment of the first aspect of the present utility model, when the rotating locking mechanism is applied to the safety seat and rotation is not needed, the locking piece 340 is kept inserted into the locking hole 210 at the bottom of the rotating seat 200 under the action of the elastic piece 330, and the rotating seat 200 is locked; when the rotary seat 200 is required to rotate, the shifting block 310 can be rotated, the shifting block 310 drives the transmission piece 320 to move so as to drive the locking piece 340 to move, so that the locking piece 340 is separated from the locking hole 210, the rotary seat 200 is unlocked, a user can rotate the rotary seat 200 according to the requirement, when the rotary seat 200 rotates to a certain angle, the other locking holes 210 are aligned with the locking piece 340, the locking piece 340 can be automatically inserted into the locking hole 210 under the pushing of the elastic piece 330, and the locking after the rotation is completed.
It should be noted that, a tension spring for pulling the reset of the dial 310 may be disposed between the dial 310 and the base 100.
Referring to fig. 3, fig. 4 and fig. 7, according to the rotary locking mechanism provided by the embodiment of the first aspect of the present utility model, an arc plate is disposed on a side of the dial block 310 facing the transmission member 320, an arc groove 311 is disposed on the arc plate, a stand 321 is disposed at one end of the transmission member 320 near the dial block 310, the stand 321 is inserted into the arc groove 311, and when the dial block 310 is rotated, the arc plate of the dial block 310 drives the stand 321 inserted into the arc groove 311 to move, thereby driving the transmission member 320 to move, the structures of the dial block 310 and the transmission member 320 are simple, and the transmission mode is stable and reliable.
It should be noted that, when unlocking is required, the dial block 310 is rotated, the arc plate on one side of the dial block 310, which is close to the transmission member 320, drives the stand 321 inserted in the arc slot 311 to move, and the stand 321 moves to drive the locking member 340 to move, so that the locking member 340 is separated from the locking hole 210 on the rotary seat 200, and the unlocking of the rotary seat 200 is completed.
Referring to fig. 7, according to the rotary locking mechanism provided by the embodiment of the first aspect of the present utility model, two guide plates 322 are disposed at an end of the transmission member 320, which is close to the locking member 340, and an installation position is formed between the two guide plates 322, each guide plate 322 is provided with an inclined guide groove 323, the locking member 340 includes a square column and guide columns 341, two opposite sides of the square column are provided with the guide columns 341, each guide column 341 on the square column is inserted into the guide groove 323 on one guide plate 322, when the shifting block 310 drives the transmission member 320 to move, the inclined wall of the guide groove 323 on the guide plate 322 compresses the guide column 341, so that the guide column 341 slides along the guide groove 323 to separate the locking member 340 from the locking hole 210, and the transmission manner from the transmission member 320 to the locking member 340 is stable and reliable.
It should be noted that, during unlocking, the rotation of the shifting block 310 may drive the transmission member 320 to move, and the inclined wall of the guide groove 323 on the guide piece 322 compresses the guide column 341 to make the guide column 341 slide along the guide groove 323, so as to separate the locking member 340 from the locking hole 210, thereby unlocking the rotary seat 200.
Referring to fig. 5, according to the rotary locking mechanism provided by the embodiment of the first aspect of the present utility model, two coamings are disposed on the lower cover of the base 100, the two coamings are disposed at intervals to form the guide slot 120, the driving member 320 is a square sheet body, the driving member 320 is disposed in the guide slot 120 and can slide along the guide slot 120, the driving member 320 can slide along the guide slot 120 by disposing the guide slot 120 on the base 100, and in the process of rotating the dial block 310 to drive the driving member 320 to translate, the moving track of the driving member 320 is fixed, the position is not easy to deviate, and the reliability of transmission is improved.
Referring to fig. 3, 4 and 6, according to the rotary locking mechanism provided by the embodiment of the utility model, the guide sleeve 130 is disposed in the mounting table 110, the sliding grooves are disposed on two opposite sides of the guide sleeve 130, the square columns of the locking member 340 are arranged on the guide sleeve 130 in a penetrating manner and can slide, the guide columns 341 on two sides of the locking member 340 are inserted into the guide grooves 323 and the sliding grooves on the guide sleeve 130, the guide sleeve 130 and the guide grooves 323 are provided to limit the movement track of the locking member 340, and the movement track of the locking member 340 is fixed during unlocking or locking, so that the locking member 340 can be stably inserted into the locking hole 210 under the condition that the locking hole 210 is aligned with the end of the locking member 340, thereby being beneficial to improving the locking reliability.
Referring to fig. 3 to 6, according to the rotation locking mechanism provided by the embodiment of the utility model, the base 100 includes the cover 140, the mounting table 110 is provided with a mounting cavity with a downward opening, the top is provided with a jack for communicating with the mounting cavity, the side wall is provided with a through hole for the transmission member 320 to pass through, the locking member 340 and the elastic member 330 are arranged in the mounting cavity, the upper end of the locking member 340 protrudes out of the mounting table 110 after passing through the jack, the transmission member 320 can be connected with the locking member 340 through the through hole on the side wall of the mounting table 110, the cover 140 is connected to the base 100 through a fastener and covers the opening of the mounting cavity, one end of the elastic member 330 abuts against the lower end of the locking member 340, the other end abuts against the cover 140, when a certain part of the locking assembly 300 is damaged and the rotating seat 200 cannot be unlocked, the fastener for fixing the cover 140 can be unscrewed to open the mounting cavity, and then the elastic member 330 in the mounting cavity can be taken out and pulled to separate the locking member 340 from the rotating seat 200, thereby improving the reliability of the locking member 340 and the locking seat 200.
Referring to fig. 3 and 4, according to the rotary locking mechanism provided by the embodiment of the first aspect of the present utility model, the lower end of the locking member 340 is recessed to form the accommodating groove, at least a portion of the elastic member 330 is inserted into the accommodating groove, by providing the accommodating groove at the lower end of the locking member 340, one end of the elastic member 330 can be inserted into the accommodating groove, the elastic force of the elastic member 330 can better act on the locking member 340, and when the locking member 340 is aligned with the locking hole 210, the elastic member 330 can more stably push the locking member 340 to be locked into the locking hole 210.
It should be noted that the elastic member 330 may be a cylindrical spring, a torsion spring, an elastic rubber sleeve, or the like.
Referring to fig. 2 and 5, according to the rotating locking mechanism provided by the embodiment of the first aspect of the present utility model, the rotating sleeve 150 is disposed in the middle of the base 100, the rotating shaft 220 matched with the rotating sleeve 150 is disposed in the middle of the rotating seat 200, the rotating shaft 220 is inserted into the rotating sleeve 150, the rotating of the rotating seat 200 is realized by matching the rotating shaft 220 on the rotating seat 200 with the rotating sleeve 150 on the base 100, the structure is simple and reliable, and in the rotating process of the rotating seat 200, the rotating shaft 220 rotates in the rotating sleeve 150, the rotating track of the rotating seat 200 is stable and is not easy to deviate.
Referring to fig. 1 and 2, according to the rotary locking mechanism provided by the embodiment of the first aspect of the present utility model, the outer wall of the base 100 is provided with the mounting groove and the abdication groove 160 which are mutually communicated, the dial block 310 is mounted in the mounting groove, the outer side wall of the dial block 310 is flush with the outer wall of the base 100, the outer wall of the base 100 is flat, the dial block 310 can be prevented from scratching children, and at least part of the dial block 310 extends into the abdication groove 160, so that a user can conveniently rotate the dial block 310 after stretching hands into the abdication groove 160.
It should be noted that, mounting posts are disposed on the upper and lower sides of the dial block 310, mounting holes matched with the mounting posts are disposed on the upper and lower covers of the base 100, and the mounting posts on the two sides of the dial block 310 are respectively inserted into the mounting holes on the upper and lower covers of the base 100, so as to realize the rotational connection of the dial block 310 and the base 100.
According to a second aspect of the present utility model, there is provided a safety seat comprising a swivel lock mechanism as in the first aspect of the present utility model.
According to the safety seat provided by the embodiment of the second aspect of the present utility model, when the rotating seat 200 is not rotated, the locking member 340 is kept inserted into the locking hole 210 at the bottom of the rotating seat 200 under the action of the elastic member 330, and the rotating seat 200 is locked; when the rotary seat 200 is required to rotate, the shifting block 310 can be rotated, the shifting block 310 drives the transmission piece 320 to move so as to drive the locking piece 340 to move, so that the locking piece 340 is separated from the locking hole 210, the rotary seat 200 is unlocked, a user can rotate the rotary seat 200 according to the requirement, when the rotary seat 200 rotates to a certain angle, the other locking holes 210 are aligned with the locking piece 340, the locking piece 340 can be automatically inserted into the locking hole 210 under the pushing of the elastic piece 330, and the locking is completed after the rotation.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, and the embodiments are only for illustrating the technical scheme of the present utility model, but not for limiting the same, and the present utility model is not limited to the embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.
Claims (10)
1. A rotary lock mechanism, comprising:
the base is provided with an installation table;
the rotating seat is arranged on the base and can rotate, and a plurality of locking holes are formed in the bottom surface of the rotating seat at intervals in the circumferential direction;
the locking assembly comprises a shifting block, a transmission part, an elastic part and a locking part, wherein the shifting block is rotationally connected to the base, the locking part is arranged on the mounting table and can slide towards or away from the rotating seat, the elastic part is arranged in the mounting table and is used for pushing the locking part to enable the locking part to be inserted into the locking hole, the shifting block is connected with the locking part through the transmission part, and the shifting block can drive the locking part to enable the locking part to be separated from the locking hole.
2. The rotary locking mechanism according to claim 1, wherein an arc-shaped groove is formed in one side of the shifting block, which faces the transmission member, and a stand column is arranged at one end of the transmission member, which is close to the shifting block, and the stand column is inserted into the arc-shaped groove.
3. The rotary locking mechanism according to claim 2, wherein two guide plates are arranged at intervals at one end of the transmission member, which is close to the locking member, each guide plate is provided with a guide groove, guide posts are arranged at two opposite sides of the locking member, each guide post is inserted into one guide groove, and when the shifting block drives the transmission member, the guide posts slide along the guide grooves to separate the locking member from the locking hole.
4. A rotary lock mechanism according to claim 3, wherein the base is provided with a guide groove, and the transmission member is provided in the guide groove and is slidable.
5. The rotary locking mechanism of claim 3, wherein the mounting table is provided with a guide sleeve, two opposite sides of the guide sleeve are provided with sliding grooves, the locking piece is arranged on the guide sleeve in a penetrating manner, and the guide post is arranged on the guide groove in a penetrating manner.
6. The rotary locking mechanism according to claim 1, wherein the base comprises a cover, a mounting cavity with a downward opening is arranged in the mounting table, a jack communicated with the mounting cavity is arranged at the top, a through hole for the transmission member to pass out is arranged on the side wall, the locking member and the elastic member are arranged in the mounting cavity, the upper end of the locking member passes through the jack, the cover is connected to the base through a fastener and covers the opening of the mounting cavity, one end of the elastic member is abutted against the lower end of the locking member, and the other end is abutted against the cover.
7. The rotary lock mechanism according to claim 6, wherein a lower end of the lock member is provided with a receiving groove, and at least a part of the elastic member is inserted into the receiving groove.
8. The rotary locking mechanism of claim 1, wherein the base is provided with a rotating sleeve, the rotating seat is provided with a rotating shaft matched with the rotating sleeve, and the rotating shaft is inserted into the rotating sleeve.
9. The rotary locking mechanism of claim 1, wherein the outer wall of the base is provided with a mounting groove and a relief groove that are in communication with each other, the dial is mounted to the mounting groove, at least a portion of the dial extends to the relief groove, and an outer sidewall of the dial is flush with the outer wall of the base.
10. A safety seat comprising a swivel lock mechanism according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322019946.XU CN220447707U (en) | 2023-07-28 | 2023-07-28 | Rotary locking mechanism and safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322019946.XU CN220447707U (en) | 2023-07-28 | 2023-07-28 | Rotary locking mechanism and safety seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220447707U true CN220447707U (en) | 2024-02-06 |
Family
ID=89726355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322019946.XU Active CN220447707U (en) | 2023-07-28 | 2023-07-28 | Rotary locking mechanism and safety seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220447707U (en) |
-
2023
- 2023-07-28 CN CN202322019946.XU patent/CN220447707U/en active Active
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