CN110817105A - Box structure of opening and closing cover - Google Patents
Box structure of opening and closing cover Download PDFInfo
- Publication number
- CN110817105A CN110817105A CN201911037186.7A CN201911037186A CN110817105A CN 110817105 A CN110817105 A CN 110817105A CN 201911037186 A CN201911037186 A CN 201911037186A CN 110817105 A CN110817105 A CN 110817105A
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- Prior art keywords
- buckle
- magnet
- shaft hole
- key
- upper cover
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/14—Non-removable lids or covers
- B65D43/16—Non-removable lids or covers hinged for upward or downward movement
- B65D43/163—Non-removable lids or covers hinged for upward or downward movement the container and the lid being made separately
- B65D43/166—Non-removable lids or covers hinged for upward or downward movement the container and the lid being made separately and connected by separate interfitting hinge elements fixed to the container and the lid respectively
- B65D43/167—Non-removable lids or covers hinged for upward or downward movement the container and the lid being made separately and connected by separate interfitting hinge elements fixed to the container and the lid respectively these elements being assembled by a separate pin-like member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/14—Non-removable lids or covers
- B65D43/22—Devices for holding in closed position, e.g. clips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D43/00—Lids or covers for rigid or semi-rigid containers
- B65D43/26—Mechanisms for opening or closing, e.g. pedal-operated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a box body structure of an opening and closing cover, which belongs to the technical field of box body structures and comprises a lower shell and an upper cover rotationally connected with the lower shell, wherein a buckle component is arranged between the lower shell and the upper cover in a matching way, the buckle component comprises a first buckle and a second buckle, and further comprises a key connected with the second buckle, a first magnet is arranged on the inner side of the key, and a second magnet which is mutually exclusive with the first magnet is arranged in a box body; the key penetrates through the box body and moves back and forth to enable the first magnet to be close to or far away from the second magnet; the second buckle is positioned at the inner side of the first buckle and buckled with the first buckle to close the box body; first buckle with the separation of second buckle makes the box body is opened, but this design button automatic re-setting when not exerting external force has the science and technology of design to feel, when closing the lid, presses down the button and makes first buckle and second buckle lock, has avoided wearing and tearing, ageing of buckle subassembly, and the cost is lower.
Description
Technical Field
The invention belongs to the technical field of box body structures, and particularly relates to a box body structure with an opening and closing cover.
Background
The conventional box body opens and shuts through buckle subassembly and realizes that the switch connects the button through the trip that is located the inboard, and the button generally realizes restoring to the throne through spring or shell fragment in the box body, may lead to the button to normally reset because of the deformation of spring or shell fragment after long-time the use. When the upper cover is buckled, the two clamping hooks are buckled after being deformed by external force, and the upper cover can be worn, aged, broken and the like after being used for a long time, and cannot be continuously used.
In order to provide a scientific and technological sense and good use experience for consumers, a cover opening and closing mode is provided, a special rotating shaft is designed to realize the cover opening and closing function of the box body, the upper cover is pulled off by overcoming the acting force of the rotating shaft with hands during cover opening to realize the cover opening, and when the upper cover is opened to a certain angle, the automatic opening of the upper cover is realized under the acting force of the rotating shaft. When the cover is closed, the upper cover is broken off by hand against the acting force of the rotating shaft to close the cover, and when the cover is closed to a certain angle, the upper cover is automatically closed under the acting force of the rotating shaft. The special rotating shaft is made of metal, and only the inner part of the special rotating shaft contains precise and tiny components. Its advantages are good closing and opening touch feeling, less space occupation and high strength. However, the rotating shaft is usually customized by a professional supplier and is high in cost.
The wireless earphone is continuously known and used by the public as a new and briskly developed consumer electronics product, and the charging box is an indispensable corollary device of the wireless earphone, and provides functions of charging, accommodating and preventing loss of the wireless earphone. The cover opening and closing mode becomes the key in the design key of the charging box, and along with the increasing development and popularization of the wireless earphones, the high manufacturing cost is difficult to meet the requirement of the rapid development of the wireless earphones.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a box body structure of lid opens and shuts can avoid buckle subassembly wearing and tearing, and the lid opens and shuts has the science and technology of design to feel, and the cost is lower.
In order to solve the technical problems, the technical scheme of the invention is as follows:
the box body structure of the opening and closing cover comprises a lower shell and an upper cover which is rotatably connected with the lower shell, wherein a buckle component is arranged on the lower shell and the upper cover in a matched manner, the buckle component comprises a first buckle and a second buckle, the box body structure further comprises a key connected with the second buckle, a first magnet is arranged on the inner side of the key, and a second magnet which is mutually repelled with the first magnet is arranged in the box body; the key penetrates through the box body and moves back and forth to enable the first magnet to be close to or far away from the second magnet; the second buckle is positioned at the inner side of the first buckle and buckled with the first buckle to close the box body; the first buckle and the second buckle are separated to open the box body.
Furthermore, the upper cover is provided with a key hole for the key to pass through, and the second magnet is arranged in the upper cover.
Furthermore, a key hole for the key to pass through is formed in the lower shell, and the second magnet is installed in the lower shell.
Furthermore, sliding columns are respectively arranged on two sides of the key hole, and support arms movably sleeved on the sliding columns are respectively arranged at two ends of the key.
Furthermore, the upper cover is provided with two first shaft hole columns, the lower shell is provided with two second shaft hole columns, and shaft holes are axially formed in the first shaft hole columns and the second shaft hole columns; the first shaft hole column and the second shaft hole column which are positioned on the same side are rotatably connected through a rotating shaft, and the rotating shaft is installed in the shaft hole.
Further, on the first shaft hole post the shaft hole outwards extends and forms the spacing groove, the spacing groove with the shaft hole is located same axle center, the pivot is installed on the first shaft hole post the shaft hole on the second shaft hole post the shaft hole with in the space that the spacing groove formed jointly.
Further, the button orientation the one end of second magnet is seted up and is used for the installation the mounting groove of first magnet, install the mesochite in the inferior valve, be equipped with the confession on the mesochite first buckle or the groove or the through-hole of dodging that the second buckle passed.
Further, a torsion spring is arranged between the lower shell and the upper cover.
Furthermore, the torsion spring comprises a second force arm, a spring main body and a first force arm which are connected into a whole, wherein the spring main body and the first force arm are respectively provided with two groups and are symmetrically arranged at the left end and the right end of the second force arm; a first accommodating groove for accommodating the first force arm is formed in the corresponding position of the upper cover; a second accommodating groove for accommodating the second force arm is formed in the corresponding position of the middle shell, a support is fixed in the lower shell, a top block is arranged at the position, below the second accommodating groove, of the support, and the second force arm is accommodated in a space formed by the second accommodating groove and the upper end face of the top block; the middle shell is provided with a shaft cylinder, and the spring main body is sleeved at two ends of the shaft cylinder respectively.
Furthermore, the tail end of the first force arm is of an arc-shaped structure, and the arc-shaped structure deviates from the first accommodating groove.
After the technical scheme is adopted, the invention has the beneficial effects that:
the box body structure of the opening and closing cover comprises a lower shell and an upper cover which is rotatably connected with the lower shell, wherein the lower shell and the upper cover are provided with a buckle assembly in a matching way, the buckle assembly comprises a first buckle and a second buckle, the opening and closing cover further comprises a key connected with the second buckle, a first magnet is arranged on the inner side of the key, and a second magnet which is mutually repelled with the first magnet is arranged in the box body; the key penetrates through the box body and moves back and forth to enable the first magnet to be close to or far away from the second magnet; the second buckle is positioned at the inner side of the first buckle and buckled with the first buckle to close the box body; the first buckle and the second buckle are separated to open the box body, when the cover is opened, the button is pressed by overcoming the repulsive force of the first magnet and the second magnet, so that the second buckle is separated from the first buckle, the upper cover is released, and the button automatically resets under the action of the repulsive force after no external force is applied; when closing the lid, press the button and make the second buckle move to the inboard, then rotate the upper cover and make first buckle and second buckle lock, realize closing of box body, open and close the science and technology of lid design and feel well, with low costs.
According to the invention, two sliding columns are arranged on the inner side of the lower shell, the two ends of the key are respectively provided with the support arms movably sleeved on the sliding columns, and the support arms can only slide on the sliding columns to limit the movement of the key, so that the key is prevented from dislocating and falling.
The upper cover is provided with two first shaft hole columns, the lower shell is provided with two second shaft hole columns, and shaft holes are axially formed in the first shaft hole columns and the second shaft hole columns; the first shaft hole column and the second shaft hole column which are positioned on the same side are connected in a rotating mode through rotating shafts, the rotating shafts are installed in the shaft holes, the shaft holes in the first shaft hole column extend outwards to form limiting grooves, the limiting grooves and the shaft holes are positioned on the same shaft center, the rotating shafts are installed in the space formed by the shaft holes in the first shaft hole column, the shaft holes in the second shaft hole column and the limiting grooves, the rotating shafts can be blocked by the inner wall of one end, far away from the shaft holes, of the limiting grooves, and the rotating shafts.
The torsion spring comprises a second force arm, a spring main body and a first force arm which are connected into a whole, wherein the spring main body and the first force arm are respectively in two groups and are symmetrically arranged at the left end and the right end of the second force arm; a first accommodating groove for accommodating the first force arm is formed in the corresponding position of the upper cover; a second accommodating groove for accommodating a second force arm is formed in the corresponding position of the middle shell, a support is fixed in the lower shell, a top block is arranged at the position, below the second accommodating groove, of the support, and the second force arm is accommodated in a space formed by the second accommodating groove and the upper end face of the top block; be provided with the axle cylinder on the mesochite, the spring main part is established respectively at the both ends of axle cylinder, and two spring main parts are connected as an organic whole and have improved stability, make the atress of atress more balanced, make the upper cover motion more smooth and easy, have also reduced the requirement of equipment simultaneously greatly, make the equipment become simpler, improve the productivity of product, reduce the manufacturing cost of product.
The tail end of the first force arm is of an arc-shaped structure, and the arc-shaped structure deviates from the first accommodating groove, so that the first force arm can be prevented from scraping the groove when sliding.
In summary, the box structure of the opening and closing cover solves the problems of serious abrasion and high cost of the buckle component of the box structure in the prior art, the upper cover is opened when the box structure of the opening and closing cover presses the key, the key can automatically reset when no external force is applied, the designed technological sense is achieved, the first buckle and the second buckle are buckled by pressing the key when the cover is closed, the abrasion and the aging of the buckle component are avoided, and the cost is low.
Drawings
FIG. 1 is an exploded view of a first embodiment of the structure of the case of the opening and closing lid of the present invention;
FIG. 2 is a schematic view of the combined structure of FIG. 1;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic view of the open state of FIG. 2;
FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 6 is a schematic view of the uncapped state of FIG. 5;
FIG. 7 is a schematic structural view of a torsion spring;
FIG. 8 is a schematic view of the assembly of the torsion spring with the center housing;
FIG. 9 is an enlarged schematic view of portion A of FIG. 8;
FIG. 10 is a schematic structural view of a stent;
FIG. 11 is a schematic view of the attachment of the upper cover to the lower shell;
FIG. 12 is an enlarged schematic view of portion B of FIG. 11;
FIG. 13 is a schematic view of the connection between the second latch and the key;
FIG. 14 is a partial structural view of the assembly of the second latch with the lower shell;
FIG. 15 is a schematic structural view of a second embodiment of the structure of the case of the opening and closing lid of the present invention;
in the figure, 10-an upper cover, 11-a first buckle, 12-a first shaft hole column, 13-a limiting groove, 14-a rotating shaft, 15-a first accommodating groove, 20-a lower shell, 21-a second buckle, 22-a first magnet, 23-an installing groove, 24-a key, 25-a key hole, 26-a supporting arm, 27-a sliding column, 28-a second shaft hole column, 30-a torsion spring, 31-a spring main body, 32-a first force arm, 33-a second force arm, 40-a middle shell, 41-a through hole, 42-a shaft cylinder, 43-a second accommodating groove, 44-a charging groove, 50-a supporting frame, 51-a second magnet, 52-a fixing groove, 53-a top block, 54-a screw, 60-a battery and 61-a charging interface.
Detailed Description
The invention is further illustrated with reference to the following figures and examples.
All the directions referred to in the present specification are based on the drawings, and only represent relative positional relationships, not absolute positional relationships, and the inner side referred to in the present specification means a side close to the central position of the box structure.
The first embodiment is as follows:
as shown in fig. 1, 2, 3, 4, 5 and 6, the box structure of the opening and closing cover comprises a lower shell 20 and an upper cover 10 rotatably connected with the lower shell 20, wherein the lower shell 20 and the upper cover 10 are provided with a snap assembly in a matching manner. The buckle assembly comprises a first buckle 11, a second buckle 21 and a key 24 connected with the second buckle 21, a first magnet 22 is mounted on the inner side of the key 24, a second magnet 51 which is mutually repulsive with the first magnet 22 is mounted in the box body, and the key 24 penetrates through the box body and moves back and forth to enable the first magnet 22 to be close to or far away from the second magnet 51. The second buckle 21 is located inside the first buckle 11, and is buckled with the first buckle 11 to close the box body, and when the first buckle 11 is separated from the second buckle 21, the box body can be opened, so that the first buckle 11 is separated from the second buckle 21 by pressing the key 24, and the upper cover is opened.
As shown in fig. 1, 2, 4, 5 and 6, the first buckle 11 is disposed on the upper cover 10, the second buckle 21 and the first magnet 22 are disposed on the lower shell 20, the second magnet 51 is mounted in the lower shell 20, and the lower shell 20 is provided with a key hole 25 for the key 24 to pass through. The second buckle 21, the first magnet 22 and the second magnet 51 are all disposed on the lower case 20, so as to effectively reduce the volume and weight of the upper cover 10 and facilitate the opening of the upper cover 10.
As shown in fig. 13 and 14, a mounting groove 23 is provided inside the key 24, and the first magnet 22 is adhered to the mounting groove 23. Sliding columns 27 are respectively arranged on two sides of the key hole 25 in the lower shell 20, support arms 26 are respectively connected to two ends of the key 24, the two support arms 26 are respectively movably sleeved on the two sliding columns 27, and the support arms 26 can only slide back and forth along the sliding columns 27. Install mesochite 40 in the inferior valve 20, the second buckle 21 is located the mesochite 40 downside, offers on the mesochite 40 and supplies the first buckle 11 to pass dodge groove or through-hole 41, has offered on the mesochite 40 through-hole 41 in this embodiment. A bracket 50 is further fixed in the lower case 20, the bracket 50 is fixed to the lower side of the middle case 40 by a screw 54, a fixing groove 52 is formed in the bracket 50, and the second magnet 51 is adhered to the fixing groove 52.
As shown in fig. 11 and 12, the upper cover 10 is provided with two first shaft hole pillars 12, the lower cover 20 is provided with two second shaft hole pillars 28, the first shaft hole pillars 12 and the second shaft hole pillars 28 are axially provided with shaft holes, the first shaft hole pillars 12 and the second shaft hole pillars 28 located on the same side are rotatably connected through the rotating shaft 14, the first shaft hole pillars 12 are located on the inner side of the second shaft hole pillars 28, and the rotating shaft 14 is installed in the shaft holes. The shaft hole on the first shaft hole column 12 extends outwards to form a limiting groove 13, the limiting groove 13 and the shaft hole are located in the same shaft center, the rotating shaft 14 is installed in a space formed by the shaft hole on the first shaft hole column 12, the shaft hole on the second shaft hole column 28 and the limiting groove 13, and the limiting groove 13 is located on the inner side of the first shaft hole column 12. When the rotating shaft 14 is installed, the rotating shaft 14 needs to be obliquely inserted into the shaft hole of the first shaft hole column 12 through the limiting groove 13, the rotating shaft 14 is slightly pushed by force until the rotating shaft 14 completely enters the shaft hole of the first shaft hole column 12, the shaft hole of the second shaft hole column 28 and the limiting groove 13, and at the moment, the rotating shaft 14 is blocked by the tail end of the limiting groove 13, namely, the end close to the central position of the box body structure.
As shown in fig. 1, 5, 6, 7, 8, 9, 10, 11 and 12, a torsion spring 30 is installed between the lower case 20 and the upper case 10, the torsion spring 30 includes a second force arm 33, a main spring body 31 and a first force arm 32 connected as a whole, and the main spring body 31 and the first force arm 32 are in two sets and symmetrically installed at the left and right ends of the second force arm 33. The corresponding position of the upper cover 10 is provided with two first receiving grooves 15 for receiving the first force arms 32, wherein the tail ends of the first force arms 32 are arc-shaped structures, and the arc-shaped structures deviate from the first receiving grooves 15. The middle shell 40 is provided with a second receiving groove 43 for receiving the second force arm 33 at a corresponding position. The bracket 50 is provided with a top block 53 at a position below the second receiving groove 43, and the second force arm 33 is received in a space formed by the second receiving groove 43 and an upper end surface of the top block 53. The bottom of the middle shell 40 is further provided with a shaft cylinder 42, and the two spring main bodies 31 are respectively sleeved at two ends of the shaft cylinder 42. When the cover is opened and closed, the first force arm 32 slides in the first accommodating groove 15, and the second force arm 33 slides in the second accommodating groove 43.
As shown in fig. 5 and 6, the snap assembly and the torsion spring 30 are disposed on opposite sides of the box structure, respectively. When the cover is opened, the key 24 is pressed by hand, namely, the I motion is carried out, the second buckle 21 is separated from the first buckle 11, the upper cover 10 is released, the torsion spring 30 is also released in the moment, and the upper cover 10 is bounced off under the thrust of the first force arm 32 of the torsion spring 30, namely, the II motion is carried out. In the process of pressing the key 24, the first magnet 22 is driven by the key 24 to approach the second magnet 51 and store energy, and after the key 24 is released by hand, the key 24 is reset under the magnetic thrust. When the cover is closed, the upper cover 10 is pressed to rotate, the key 24 is pressed to enable the second buckle 21 to move inwards to move out of the first buckle 11, when the upper cover 10 rotates to be in contact with the lower shell 20, the key 24 is loosened, the key 24 is reset under the action of the first magnet 22, and the first buckle 11 is buckled with the second buckle 21. In the process, the first force arm 32 is compressed and torsionally charged. The first magnet 22 and the second magnet 51 are mutually repulsive, and the second magnet 51 is fixed, so that a continuous pushing force is formed on the first magnet 22 mounted on the key 24, and the fastening firmness of the first buckle 11 and the second buckle 21 is ensured.
As shown in fig. 5 and fig. 6, the case structure in this embodiment is a wireless earphone charging case, and the middle case 40 is provided with a charging slot 44 adapted to the earphone structure. The lower case 20 is further provided with a battery 60 and a charging interface 61 for charging the battery 60, and the holder 50 is provided with a corresponding circuit structure.
Example two:
the present embodiment is substantially the same as the first embodiment, and the differences are as follows:
as shown in fig. 15, the first catch 11 is provided on the lower case 20, the button 24, the second catch 21 and the first magnet 22 are provided on the upper cover 10, and the second magnet 51 is installed in the upper cover 10. The second buckle 21 is still located inside the first buckle 11, and when buckled with the first buckle 11, the box body can be closed, and the button 24 is pressed to separate the second buckle 21 from the first buckle 11, so that the upper cover 10 can be opened.
According to the box structure of the opening and closing cover, the buckle component is arranged between the upper cover 10 and the lower cover 20 and comprises the first buckle 11, the second buckle 21 and the button 24 connected with the second buckle 21, the first magnet 22 is arranged on the inner side of the button 24, the second magnet 51 which is mutually repulsive to the first magnet 22 is arranged in the box, the button 24 penetrates through the box and moves back and forth to enable the first magnet 22 to be close to or far away from the second magnet 51, the second buckle 21 is arranged on the inner side of the first buckle 11 and is buckled with the first buckle 11 to enable the box to be closed, the first buckle 11 is separated from the second buckle 21 to enable the box to be opened, and after the button 24 is loosened, the button 24 automatically resets under the action of repulsive force of the first magnet 22 and the second magnet 51, so that the designed technological feeling is achieved, the abrasion and the aging of the buckle component are avoided, and the cost is low.
While specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the described embodiments are only some, and not all, of the present invention, which is presented by way of example only, and the scope of the invention is defined by the appended claims. Various changes or modifications to these embodiments may be made by those skilled in the art without departing from the principle and spirit of the invention, and these changes and modifications all fall within the scope of the invention.
Claims (10)
1. Open and shut box body structure of lid, including the inferior valve and with inferior valve rotates the upper cover of connecting, the inferior valve with the upper cover cooperation is provided with buckle subassembly, buckle subassembly includes first buckle and second buckle, its characterized in that:
the button is connected with the second buckle, a first magnet is arranged on the inner side of the button, and a second magnet which is mutually repulsive with the first magnet is arranged in the box body;
the key penetrates through the box body and moves back and forth to enable the first magnet to be close to or far away from the second magnet;
the second buckle is positioned at the inner side of the first buckle and buckled with the first buckle to close the box body;
the first buckle and the second buckle are separated to open the box body.
2. The box structure of an opening and closing cover according to claim 1, wherein the upper cover is provided with a key hole for the key to pass through, and the second magnet is installed in the upper cover.
3. The cover opening and closing case structure according to claim 1, wherein the lower case is provided with a key hole for the key to pass through, and the second magnet is installed in the lower case.
4. The structure of a box with an opening-closing cover as claimed in claim 1, wherein sliding posts are respectively disposed on two sides of the key hole, and support arms movably sleeved on the sliding posts are respectively disposed on two ends of the key.
5. The box structure of the opening and closing cover according to claim 1, wherein the upper cover is provided with two first shaft hole columns, the lower shell is provided with two second shaft hole columns, and shaft holes are axially formed in the first shaft hole columns and the second shaft hole columns; the first shaft hole column and the second shaft hole column which are positioned on the same side are rotatably connected through a rotating shaft, and the rotating shaft is installed in the shaft hole.
6. The box structure of opening and closing cover according to claim 5, wherein the shaft hole of the first shaft hole column extends outward to form a limiting groove, the limiting groove and the shaft hole are located at the same shaft center, and the rotating shaft is installed in a space formed by the shaft hole of the first shaft hole column, the shaft hole of the second shaft hole column and the limiting groove.
7. The box structure of the opening and closing cover according to claims 1 to 6, wherein the key has a mounting groove for mounting the first magnet at one end facing the second magnet, a middle case is mounted in the lower case, and an avoiding groove or a through hole for the first buckle or the second buckle to pass through is provided on the middle case.
8. The box structure of an opening-closing cover according to claim 7, wherein a torsion spring is installed between the lower case and the upper cover.
9. The structure of a case body with an opening/closing cover according to claim 8,
the torsion spring comprises a second force arm, a spring main body and a first force arm which are connected into a whole, wherein the two groups of the spring main body and the two groups of the first force arms are symmetrically arranged at the left end and the right end of the second force arm;
a first accommodating groove for accommodating the first force arm is formed in the corresponding position of the upper cover;
a second accommodating groove for accommodating the second force arm is formed in the corresponding position of the middle shell, a support is fixed in the lower shell, a top block is arranged at the position, below the second accommodating groove, of the support, and the second force arm is accommodated in a space formed by the second accommodating groove and the upper end face of the top block;
the middle shell is provided with a shaft cylinder, and the spring main body is sleeved at two ends of the shaft cylinder respectively.
10. The lid opening and closing box structure according to claim 9, wherein the end of the first force arm is an arc-shaped structure, and the arc-shaped structure is away from the first receiving groove.
Priority Applications (1)
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CN201911037186.7A CN110817105B (en) | 2019-10-29 | 2019-10-29 | Box structure of opening and closing cover |
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CN201911037186.7A CN110817105B (en) | 2019-10-29 | 2019-10-29 | Box structure of opening and closing cover |
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CN110817105B CN110817105B (en) | 2022-01-28 |
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Cited By (6)
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CN111498290A (en) * | 2020-04-24 | 2020-08-07 | 歌尔科技有限公司 | Earphone box |
CN111770417A (en) * | 2020-06-12 | 2020-10-13 | 东莞佳蓝电子科技有限公司 | True wireless stereo earphone charging box and true wireless stereo earphone equipment |
CN112822584A (en) * | 2020-12-28 | 2021-05-18 | 歌尔光学科技有限公司 | Magnetic suction component and TWS earphone charging box |
CN113353460A (en) * | 2021-08-11 | 2021-09-07 | 长沙集智创新工业设计有限公司 | A transport case that moisturizes of intelligence for goods import and export |
CN114886323A (en) * | 2022-06-10 | 2022-08-12 | 广东安百利卫浴科技有限公司 | Touch quick-release structure |
WO2023124858A1 (en) * | 2021-12-31 | 2023-07-06 | 华为技术有限公司 | Opening key and electronic device |
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FR2561624A1 (en) * | 1984-03-21 | 1985-09-27 | Klein Ets Georges | Improvements to boxes provided with a lockable lid |
JP2009102023A (en) * | 2007-10-22 | 2009-05-14 | Katsushi Kano | Container with lid |
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CN111498290B (en) * | 2020-04-24 | 2022-04-22 | 歌尔科技有限公司 | Earphone box |
CN111770417A (en) * | 2020-06-12 | 2020-10-13 | 东莞佳蓝电子科技有限公司 | True wireless stereo earphone charging box and true wireless stereo earphone equipment |
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CN113353460A (en) * | 2021-08-11 | 2021-09-07 | 长沙集智创新工业设计有限公司 | A transport case that moisturizes of intelligence for goods import and export |
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