CN219340097U - Packing box - Google Patents

Abstract

The present disclosure relates to a package comprising a box body, an inner box, a locking assembly and an elastic member, the box body having a box opening for pushing in or ejecting out the inner box; the inner box is movably arranged in the box body, the inner box comprises an inner box body and a cover body which is rotationally connected with the inner box body, the cover body is positioned at the box opening, when the cover body is positioned in the box body, the inner peripheral wall of the box body is matched with the outer peripheral wall of the cover body to limit the cover body to turn over and open, and the cover body can turn over and open relative to the inner box body after the box opening is ejected; the locking component comprises a clamping connector and a pressing lock catch, and the clamping connector can be driven to be inserted into or separated from the pressing lock catch by pressing the inner box, so that the inner box is locked or unlocked relative to the box body; one end of the elastic piece is connected with the outer side bottom of the inner box, and the other end of the elastic piece is connected with the inner side bottom of the box body, so that the inner box can move along the pushing or ejecting direction relative to the box body through the elastic piece, the closing or opening of the packing box is realized, the elastic piece and the locking component are not exposed, the attractiveness of the packing box is guaranteed, and the use safety of a user is improved.

Description

Packing box

Technical Field

The disclosure relates to the field of packaging technology, and in particular relates to a packaging box.

Background

At present, the packing box of the object on the market is usually a flip, pull or top-bottom cover type packing box, the structure is too traditional, the experience of a user is ignored, and the time sense is lacked.

The existing flip type packing box generally comprises a box body and a cover body which is covered at an opening of the box body, a locking component is arranged at the opening of the cover body and the opening of the box body, the opening and closing of the packing box are realized by pressing the cover body, but the locking component is exposed when the packing box is opened, a user is easy to scratch, the experience effect of the user is influenced, and the attractiveness of the packing box is influenced.

Disclosure of Invention

In order to solve the technical problems, the present disclosure provides a safe and attractive packing box.

The present disclosure provides a package, comprising: the box body is provided with a box opening for pushing or ejecting the inner box; the inner box is movably arranged in the box body and comprises an inner box body and a cover body rotationally connected with the inner box body, the cover body is positioned at the box opening, when the cover body is positioned in the box body, the inner peripheral wall of the box body is matched with the outer peripheral wall of the cover body to limit the cover body to turn over and open, and the cover body can turn over and open relative to the inner box body after the box opening is ejected out; the locking assembly comprises a clamping connector and a pressing lock catch, the clamping connector is fixed at the outer side bottom of the inner box, the pressing lock catch is fixed at the inner side bottom of the box body, and the inner box can be pressed to drive the clamping connector to be inserted into or separated from the pressing lock catch, so that the inner box can be locked or unlocked relative to the box body; the elastic piece, the one end of elastic piece with the outside bottom of interior box is connected, the other end with the inboard bottom of box body is connected, interior box with the box body is in when locking state, the elastic piece is compressed, interior box with the box body is in when unblock state, the elastic piece drives interior box is relative the box body is along popping out the direction and is removed.

Optionally, the maximum distance that the elastic element drives the inner box to move along the ejecting direction is greater than the thickness of the cover body along the ejecting direction.

Optionally, one end of the cover body is hinged to the inner box body, and the other end of the cover body is lapped on the inner box body, so that the cover body can be turned over and opened by turning over the lap joint end of the cover body.

Optionally, the overlap joint end of lid inlays and is equipped with first magnetism and inhale the piece, be provided with on the interior box body with first magnetism is inhaled the piece corresponding second magnetism and is inhaled the piece.

Optionally, the inner box body is provided with a storage groove, and the storage groove is provided with a first opening facing the cover body and a second opening formed at one side of the inner box body along the ejection direction.

Optionally, the two opposite inner side walls of the box body are respectively provided with a channel, the channels are arranged along the ejecting direction of the inner box, the two opposite outer side walls of the inner box body are respectively provided with a limiting piece, and the limiting pieces can slide along the channels.

Optionally, the locating part is for forming boss on the lateral wall of interior box body, be provided with the slip table near on the channel the position of box mouth, the boss along the channel remove to can the butt in the slip table when the slip table position is in order to restrict interior box is deviate from in the box body.

Optionally, press the hasp including shell, buckle, pull rod and spring, the shell is fixed in the inboard bottom of box body, buckle part holding in the shell, the buckle be used for with joint cooperation, the both ends of spring butt respectively in the inboard bottom of shell with the bottom of buckle, the pull rod connect in on the buckle, just be equipped with the adaptation in on the shell the guide slot of pull rod motion.

Optionally, the buckle includes buckle main part and connect in the joint claw of buckle main part's both sides, buckle main part protrusion the one end of shell forms the confession the pressing part that the joint pressed, two the joint claw can be in the buckle shrink in press from both sides tight joint when in the shell, and in the buckle stretches out release when the shell the joint.

Optionally, the motion path of the pull rod in the guide groove comprises an insertion path section and a release path section which are communicated with each other, wherein the connection part of one end of the insertion path section and one end of the release path section forms an initial position, and the connection part of the other end forms a locking position;

when the packing box is opened, the inner box is pressed, the pull rod moves from the locking position to the initial position along the release path section, and the buckle extends out of the outer shell;

when the packing box is closed, the inner box is pressed, the clamping connector drives the buckle to move along the pressing direction and retract into the shell, and the pull rod moves from the initial position to the locking position along the insertion path section, so that the buckle is kept in the shell.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

according to the packaging box provided by the disclosure, the locking component and the elastic piece are arranged between the outer side bottom of the inner box and the inner side bottom of the box body, the locking component comprises the clamping connector and the pressing lock catch, and the clamping connector can be driven to be inserted into or separated from the pressing lock catch by pressing the inner box, so that the inner box is locked or unlocked relative to the box body; one end of the elastic piece is connected with the outer bottom of the inner box, and the other end of the elastic piece is connected with the inner bottom of the box body, so that the inner box can move along the pushing or ejecting direction relative to the box body through the elastic piece; when the lid of interior box pushes into the box body, the interior perisporium of box body forms the cooperation spacing with the periphery wall of lid to the restriction lid upset is opened, that is to say, when the lid is located the box body the lid can not be opened relative interior box body upset, thereby realize the locking function to the lid when the lid is located the box body, and elastic component and locking component all arrange in between interior box bottom and the box bottom, do not expose, guaranteed the aesthetic property of packing carton, avoided the user to have possible potential safety hazard when using.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments of the present disclosure or the solutions in the prior art, the drawings that are required for the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural view of a packing box according to an embodiment of the present disclosure;

FIG. 2 is a schematic view showing a structure of an inner case in a raised state according to an embodiment of the present disclosure;

fig. 3 is a schematic view illustrating an opened state of a packing box according to an embodiment of the present disclosure;

fig. 4 is a schematic cross-sectional view illustrating an opened state of a packing box according to an embodiment of the present disclosure;

FIG. 5 is a schematic view of a locking assembly according to an embodiment of the present disclosure;

fig. 6 is a schematic structural view of a housing of a push button latch according to an embodiment of the present disclosure.

Wherein, 1, the box body; 2. an inner case; 201. an inner case body; 2011. a storage groove; 202. a cover body; 3. a locking assembly; 301. a clamping joint; 302. pressing the lock catch; 3021. a buckle; 3022. a housing; 3023. a guide groove; 4. an elastic member.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, a further description of aspects of the present disclosure will be provided below. It should be noted that, without conflict, the embodiments of the present disclosure and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced otherwise than as described herein; it will be apparent that the embodiments in the specification are only some, but not all, embodiments of the disclosure.

Referring to fig. 1 to 6, the present disclosure provides a packing box including a box body 1, an inner box 2, a locking assembly 3, and an elastic member 4.

Wherein the box body 1 is provided with a box opening for pushing in or ejecting out the inner box 2; the inner box 2 is movably arranged in the box body 1, the inner box 2 comprises an inner box body 201 and a cover body 202 rotationally connected with the inner box body 201, the cover body 202 is positioned at a box opening, when the cover body 202 is positioned in the box body 1, the inner peripheral wall of the box body 1 is matched with the outer peripheral wall of the cover body 202 to limit the cover body 202 to be turned over and opened, and the cover body 202 can be turned over and opened relative to the inner box body 201 after the box opening is ejected; the locking assembly 3 comprises a clamping connector 301 and a pressing lock catch 302, wherein the clamping connector 301 is fixed at the outer bottom of the inner box 2, the pressing lock catch 302 is fixed at the inner bottom of the box body 1, and the pressing inner box 2 can drive the clamping connector 301 to be inserted into or separated from the pressing lock catch 302 so as to lock or unlock the inner box 2 relative to the box body 1; one end of the elastic piece 4 is connected with the outer bottom of the inner box 2, the other end is connected with the inner bottom of the box body 1, when the inner box 2 and the box body 1 are in a locking state, the elastic piece 4 is compressed, and when the inner box 2 and the box body 1 are in an unlocking state, the elastic piece 4 drives the inner box 2 to move along the ejection direction relative to the box body 1.

Specifically, referring to fig. 4, for the above embodiment, the opening of the case 1 is parallel to the ground and is located at a side of the case 1 away from the ground, the inner case 2 is movably disposed in the case 1, that is, the inner case 2 may be pushed into or ejected from the case 1 through the opening, the inner case 2 includes an inner case body 201 and a cover 202 rotatably connected to the inner case body 201, the cover 202 is located at the opening, and the cover 202 can be turned over and opened relative to the inner case body 201 after the opening is ejected, so that the articles in the inner case body 201 are displayed, and when the cover 202 is located in the case 1, the inner peripheral wall of the case 1 forms a limit fit with the outer peripheral wall of the cover 202 to limit the cover 202 to be turned over and opened, that is, the inner peripheral wall of the case 1 forms a limit with the outer peripheral wall of the cover 202 in the turning and opening direction of the cover 202, so as to limit the cover 202 to be turned and opened. Specifically, the gap size between the outer peripheral wall of the cover 202 and the inner peripheral wall of the box body 1 may be set reasonably, so that the cover 202 can only move along the linear direction of pushing in or ejecting out the box opening relative to the box body 1, but cannot turn over relative to the box body 1 when being located in the box body 1, and specific values of the gap size may be set reasonably according to practical situations, which is not limited specifically herein.

The locking component 3 comprises a clamping connector 301 and a pressing lock catch 302, wherein the clamping connector 301 is fixed at the outer bottom of the inner box 2, the pressing lock catch 302 is fixed at the inner bottom of the box body 1, the pressing inner box 2 can drive the clamping connector 301 to be inserted into the pressing lock catch 302, the inner box 2 is in a locking state relative to the box body 1, the clamping connector 301 can be driven to be separated from the pressing lock catch 302 by pressing the inner box 2 again, the inner box 2 is in an unlocking state relative to the box body 1, the opening and closing of the packaging box can be realized only by pressing the inner box 2, the operation is simple, and the experience effect of a user is improved. One end of the elastic element 4 is connected with the outer bottom of the inner box 2, the other end is connected with the inner bottom of the box body 1, when the inner box 2 is in a locking state relative to the box body 1, the elastic element 4 is compressed, when the inner box 2 is in an unlocking state relative to the box body 1, the elastic element 4 drives the inner box 2 to move relative to the box body 1 along the ejection direction, so that the inner box 2 ejects relative to the box body 1, at the moment, the cover 202 can be turned over and opened to realize complete opening of the packaging box, and the elastic element 4 can adopt a spring or any component with an elastic supporting function.

The packing carton that this disclosed embodiment provided, elastic component 4 and locking subassembly 3 all are arranged in between interior box 2 bottom and the box body 1 bottom, do not expose, have guaranteed the aesthetic property of packing carton, have avoided the possible potential safety hazard of existence when the user uses.

It should be noted that, the elastic element 4 can realize the ejection of the shorter stroke of the package box, and specifically, the stroke of the elastic element 4 can be reasonably set according to the actual requirement. For example, for miniature packages, the travel of the elastic element 4 may be set in the range of 2mm to 10mm, and for miniature packages, the travel of the elastic element 4 may be set in the range of 10mm to 100 mm.

It should be understood that the package of the embodiments of the present disclosure is not limited to being opened upwardly, but may be opened laterally to the left, may be opened laterally to the right, and may be opened downwardly; the packing box may be arranged in a vertical manner or a lying manner, and is not particularly limited herein.

Further, referring to fig. 2, the maximum distance that the elastic member 4 drives the inner case 2 to move along the ejecting direction is greater than the thickness of the cover 202 along the ejecting direction. The cover 202 is rotatably connected with the inner box body 201, and the cover 202 is located at the box opening, so that the cover 202 can rotate relative to the inner box body 201 only when the maximum distance of movement of the inner box 2 along the ejecting direction is greater than the thickness of the cover 202 along the ejecting direction, namely, the cover 202 is completely ejected relative to the box body 1, and the packing box can be completely opened.

In some embodiments, referring to fig. 2 and 3, one end of the cover 202 is hinged to the inner case body 201, and the other end of the cover 202 is overlapped on the inner case body 201 to enable the cover 202 to be flipped open by flipping the overlapped end of the cover 202. By arranging the cover 202 with one end hinged to the inner box body 201 and the other end overlapped with the inner box body 201, the cover 202 can be rotated and opened relative to the inner box body 201 after the cover 202 is completely ejected relative to the box body 1, so that the objects in the inner box body 201 are displayed.

Further, the overlapping end of the cover 202 is embedded with a first magnetic attraction piece, and the inner box body 201 is provided with a second magnetic attraction piece corresponding to the first magnetic attraction piece. Through set up first magnetism and inhale the piece at lid 202's overlap joint end, set up the second magnetism of inhaling a piece adaptation with first magnetism on interior box body 201 corresponds for lid 202 accessible first magnetism is inhaled a piece and second magnetism and is inhaled a firm overlap joint and is included on box body 201, avoids lid 202 unexpected opening to make article in the interior box body 201 drop.

Referring to fig. 3, the inner case 201 is provided with a storage groove 2011, and the storage groove 2011 has a first opening facing the cover 202 and a second opening formed on one side of the inner case 201 in the ejecting direction. Specifically, the inner box body 201 is provided with the storage slots 2011, the storage slots 2011 are used for accommodating articles, the number of the storage slots 2011 can be determined according to the number of the accommodated articles, the storage slots 2011 are provided with first openings arranged towards the cover body 202, the cover body 202 covers the openings of the storage slots 2011, articles in the storage slots 2011 are prevented from falling, the storage slots 2011 are also provided with second openings formed on one side of the inner box body 201 along the ejection direction, and the articles can be seen through the second openings of the storage slots 2011 when the cover body 202 is not opened, so that the use of users is facilitated.

In order to ensure that the inner box body 201 does not deviate from the box body 1 when rising relative to the box body 1, two opposite inner side walls of the box body 1 are respectively provided with a channel, the channels are arranged along the ejection direction of the inner box 2, two opposite outer side walls of the inner box body 201 are respectively provided with a limiting piece, and the limiting pieces can slide along the channels. Specifically, be provided with the locating part on two relative lateral walls of interior box 201 respectively, correspond the locating part on two relative inside walls of box body 1 and be provided with the channel, when interior box body 201 risees relative box body 1, the locating part can slide along the channel, until reaching spacing position, has avoided elastic component 4 to drive interior box body 201 and pop out box body 1 completely to influence the normal use of packing carton, reduced user's experience and felt.

Further, the limiting piece is a boss formed on the outer side wall of the inner box body 201, a sliding table is arranged on a part, close to the box opening, of the channel, and the boss can be abutted to the sliding table when moving to the sliding table position along the channel, so that the inner box 2 is limited to be separated from the box body 1. Specifically, the part adjacent to the box opening on the channel is provided with a sliding table, the sliding table is the radian gradually reduced along the ejecting direction of the inner box 2, so that when the inner box 2 is installed in the box body 1, the boss can slide into the channel along the sliding table, when the inner box 2 moves along the ejecting direction, the boss formed on the outer side wall of the inner box body 201 can move along the channel until the boss abuts against the sliding table, the inner box 2 is limited to be separated from the box body 1, normal use of the packing box is ensured, and the elastic piece 4, the clamping connector 301 and the boss arranged on the outer side wall of the inner box body 201 and connected with the outer side bottom of the inner box 2 are prevented from being exposed when the inner box 2 is separated from the box body 1, so that the use safety of a user is improved.

Referring to fig. 5 and 6, the pressing latch 302 includes a housing 3022, a buckle 3021, a pull rod and a spring, the housing 3022 is fixed at the inner bottom of the box body 1, the buckle 3021 is partially accommodated in the housing 3022, the buckle 3021 is used for being in clamping engagement with the clamping head 301, two ends of the spring are respectively abutted to the inner bottom of the housing 3022 and the bottom of the buckle 3021, the pull rod is connected to the buckle 3021, and a guide slot 3023 adapted to the movement of the pull rod is provided on the housing 3022. Specifically, the spring may connect the housing 3022 and the buckle 3021, when pressure is applied to the buckle 3021, the spring may provide a supporting force for the buckle 3021, and one side of the buckle 3021 along the ejecting direction of the inner box 2 is further connected with a pull rod, and the other end of the pull rod may move along the guide slot 3023 on the housing 3022, so that the buckle 3021 is clamped to or separated from the card connector 301, thereby locking or unlocking the inner box 2 relative to the box body 1.

Further, referring to fig. 5, the buckle 3021 includes a buckle main body and clamping claws connected to two sides of the buckle main body, one end of the buckle main body protruding out of the housing 3022 forms a pressing portion for pressing the clamping connector 301, and the two clamping claws can clamp the clamping connector 301 when the buckle 3021 is retracted into the housing 3022 and release the clamping connector 301 when the buckle 3021 extends out of the housing 3022. Specifically, pressing the inner case 2 drives the clip 301 to move toward the clip 3021 until the clip 301 abuts against and continues to press the pressing portion of the clip main body, the pressing portion drives the pull rod to move in the guide groove 3023, when the inner case 2 is locked with respect to the case 1, that is, the clip 3021 is retracted into the case 3022, the pressing portion is pressed to compress the spring, the clip claws on both sides of the clip main body clamp the clip 301, when the inner case 2 is unlocked with respect to the case 1, that is, the clip 3021 extends out of the case 3022, and when the spring is reset, the clip claws on both sides of the clip main body release the clip 301.

Further, referring to fig. 6, the moving path of the pull rod in the guide groove 3023 includes an insertion path section and a release path section which are mutually communicated, where the connection of one end of the insertion path section and the connection of the other end of the release path section forms an initial position, and the connection of the other end forms a locking position, specifically, the initial position is located in the housing 3022, the locking position is B in the guide groove 3023, a in the guide groove 3023 is an inlet, C in the guide groove 3023 is a release position, D in the guide groove 3023 is an outlet, the insertion path section is from the initial position to the locking position, and the release path section is from the locking position to the initial position.

When the package is opened, the inner box 2 is pressed, and the pull rod moves from the locking position to the initial position along the release path section, so that the buckle 3021 extends out of the outer shell 3022. Specifically, when the packing box is opened, the inner box 2 is pressed to drive the clamping connector 301 to press the buckle 3021, the buckle 3021 drives the pull rod to move from the locking position B to the release position C along the release path section, the trend from a to B is gradually higher, the trend from B to C is gradually lower, the trend from B to C is far away from the vertical center line of the guide groove 3023, the inner box 2 is loosened at this time, the pull rod moves to the outlet D to return to the initial position along the release position C under the action of the elastic supporting force of the spring, so that the buckle is separated from the guide groove 3023 to extend out of the housing 3022, and at this time, the locking assembly 4 is unlocked, and the inner box 2 is unlocked relative to the box body 1.

When the packing box is closed, the inner box 2 is pressed, the clamping connector 301 presses the buckle 3021 to move along the pressing direction and retract into the outer shell 3022, the buckle 3021 drives the pull rod to move from the initial position to the inlets A and A to B along the insertion path section, the trend of the pull rod is gradually increased, at the moment, the inner box 2 is loosened, the pull rod moves from the inlet A to the locking position B to be locked under the action of the elastic supporting force of the spring, the buckle 3021 is kept in the outer shell 3022, at the moment, the locking assembly 4 is locked, and the inner box 2 is locked relative to the box body 1.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a specific embodiment of the disclosure to enable one skilled in the art to understand or practice the disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown and described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A package, comprising:

the box body (1), the box body (1) has a box opening for pushing in or ejecting out the inner box (2);

the inner box (2) is movably arranged in the box body (1), the inner box (2) comprises an inner box body (201) and a cover body (202) rotationally connected with the inner box body (201), the cover body (202) is positioned at the box opening, when the cover body (202) is positioned in the box body (1), the inner peripheral wall of the box body (1) is matched with the outer peripheral wall of the cover body (202) to limit the cover body (202) to be turned over and opened, and the cover body (202) can be turned over and opened relative to the inner box body (201) after being ejected out of the box opening;

the locking assembly (3), the locking assembly (3) comprises a clamping connector (301) and a pressing lock catch (302), the clamping connector (301) is fixed at the outer bottom of the inner box (2), the pressing lock catch (302) is fixed at the inner bottom of the box body (1), and the clamping connector (301) can be driven to be inserted into or separated from the pressing lock catch (302) by pressing the inner box (2), so that the inner box (2) is locked or unlocked relative to the box body (1);

elastic component (4), the one end of elastic component (4) with the outside bottom of interior box (2) is connected, the other end with the inboard bottom of box body (1) is connected, interior box (2) with when box body (1) are in the locked state, elastic component (4) are compressed, interior box (2) with when box body (1) are in the unblock state, elastic component (4) drive interior box (2) relatively box body (1) are along popping out the direction and remove.

2. A pack as in claim 1, wherein the maximum distance that the elastic element (4) moves the inner box (2) in the ejection direction is greater than the thickness of the cover (202) in the ejection direction.

3. A pack as in claim 1, wherein one end of the cover (202) is hinged to the inner box body (201), and the other end of the cover (202) is overlapped on the inner box body (201) to enable the cover (202) to be turned open by turning the overlapped end of the cover (202).

4. A package according to claim 3, wherein the overlapping end of the cover (202) is embedded with a first magnetic attraction piece, and the inner box body (201) is provided with a second magnetic attraction piece corresponding to the first magnetic attraction piece.

5. The packaging box according to claim 1, wherein the inner box body (201) is provided with a storage groove (2011), and the storage groove (2011) is provided with a first opening arranged towards the cover body (202) and a second opening formed at one side of the inner box body (201) along the ejection direction.

6. The packaging box according to claim 1, wherein two opposite inner side walls of the box body (1) are respectively provided with a channel, the channels are arranged along the ejection direction of the inner box (2), two opposite outer side walls of the inner box body (201) are respectively provided with a limiting piece, and the limiting pieces can slide along the channels.

7. The packaging box according to claim 6, wherein the limiting piece is a boss formed on the outer side wall of the inner box body (201), a sliding table is arranged on a part, close to the box opening, of the channel, and the boss can be abutted against the sliding table when moving to the sliding table position along the channel so as to limit the inner box (2) from being separated from the box body (1).

8. The packaging box according to any one of claims 1 to 7, wherein the pressing latch (302) comprises a housing (3022), a buckle (3021), a pull rod and a spring, the housing (3022) is fixed at the inner bottom of the box body (1), the buckle (3021) is partially accommodated in the housing (3022), the buckle (3021) is used for being in clamping fit with the clamping connector (301), two ends of the spring are respectively abutted to the inner bottom of the housing (3022) and the bottom of the buckle (3021), the pull rod is connected to the buckle (3021), and a guide groove (3023) adapted to the movement of the pull rod is formed in the housing (3022).

9. The packaging box according to claim 8, wherein the buckle (3021) comprises a buckle main body and clamping claws connected to two sides of the buckle main body, one end of the buckle main body protruding out of the housing (3022) forms a pressing part for pressing the clamping connector (301), and the two clamping claws can clamp the clamping connector (301) when the buckle (3021) is retracted into the housing (3022) and release the clamping connector (301) when the buckle (3021) extends out of the housing (3022).

10. The packaging box according to claim 9, characterized in that the movement path of the tie rod in the guide slot (3023) comprises an insertion path section and a release path section which are mutually communicated, the connection of one end of the insertion path section and one end of the release path section forming an initial position, and the connection of the other end forming a locking position;

when the packaging box is opened, the inner box (2) is pressed, and the pull rod moves from the locking position to the initial position along the release path section, so that the buckle (3021) extends out of the outer shell (3022);

when the packing box is closed, the inner box (2) is pressed, the clamping connector (301) drives the buckle (3021) to move along the pressing direction and retract into the outer shell (3022), and the pull rod moves from the initial position to the locking position along the insertion path section, so that the buckle (3021) is kept in the outer shell (3022).

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