An intelligent home emergency kit

Abstract

The application relates to the technical field of emergency supplies, in particular to an intelligent household emergency box, which comprises a base and an emergency box arranged on the base, a first top block is arranged on the upper surface of the base, a plurality of second top blocks are arranged on the emergency box, and a connecting mechanism is arranged between the plurality of emergency boxes, between the base and the emergency box, and between the emergency box and a cover plate. The intelligent household emergency box is linearly laid out through the arranged sliding groove and the guiding mechanism, a certain layer of the emergency box can be opened in a targeted manner, the articles in the containing box can be directly taken, the situation that the articles in the lower layer are difficult to take is avoided, when the emergency box is linearly laid out, the box cover is directly separated from the containing box, the articles can be directly taken, when a certain layer of the emergency box is opened, the box cover is not separated from the containing box, and the containing box can be taken to a use location.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of emergency supplies, in particular to an intelligent household emergency box. BACKGROUND

[0002] The emergency box is a common emergency tool in a household, which is a box for storing medicines and medical tools, and the separate layers and the layered structure of the emergency box can be used for distinguishing medicines and various medical tools to prevent confusion.

[0003] However, in the use of the emergency box with the existing structure, the lower layer is relatively large in space, and many articles are usually placed in the lower layer, so that the articles are stacked together, which leads to difficulty in taking, and when the emergency box is used, the whole emergency box needs to be taken to the use site, but when the articles are too many or the volume of the emergency box is too large, the taking is difficult, therefore, the application provides an intelligent household emergency box. SUMMARY

[0004] One of the technical problems to be solved by the application is how to conveniently take articles in the emergency box under different conditions.

[0005] To solve the above technical problems, the application provides an intelligent household emergency box, which comprises a base and an emergency box arranged on the base, a first top block is arranged on the upper surface of the base, a plurality of emergency boxes are arranged on the base, and a second top block is arranged in the emergency box.

[0006] Further comprising:

[0007] A connecting mechanism is arranged between the plurality of emergency boxes, the connecting mechanism is arranged between the base and the emergency box and between the emergency box and the cover plate, and the plurality of emergency boxes are realized by the connecting mechanism.

[0008] A containing box is arranged in the emergency box, and a box cover is arranged on the containing box.

[0009] A first limiting mechanism is arranged in the containing box, and the box cover is fixed in the containing box by cooperation of the first limiting mechanism and the first top block.

[0010] A second limiting mechanism is arranged in the containing box, and the box cover is fixed in the containing box by cooperation of the second limiting mechanism and the second top block.

[0011] In some embodiments, the connecting mechanism comprises a sleeve rod, which is slidingly arranged on both sides of the emergency box, the emergency box is provided with a sliding groove on both sides of the base, the sleeve rod is slidingly arranged in the sliding groove, a sliding rod is slidingly arranged in the sleeve rod, a connecting spring is arranged between the sleeve rod and the sliding rod, the sliding rod is rotatably arranged on the other emergency box, and a guide mechanism is arranged on the emergency box.

[0012] In some embodiments, the guide mechanism comprises a guide groove, which is arranged on the emergency box, the guide groove is arranged on both sides of the sliding groove and is communicated with the guide groove, a plurality of shielding plates are rotatably arranged in the guide groove, and a torsional spring is arranged between the shielding plate and the guide groove. The lower side of the sliding groove on the base is not provided with a guide groove.

[0013] In some embodiments, the first limiting mechanism comprises a receiving cavity one, which is arranged in the receiving box, the bottom of the receiving cavity one penetrates the bottom surface of the receiving box, a top block one is slidingly arranged in the receiving cavity one, the upper end of the top block one is provided as an inclined surface, an L-shaped block one is slidingly arranged in the receiving cavity one, the L-shaped block one penetrates the side wall of the receiving box, the lower end of the L-shaped block one is provided as an inclined surface parallel to the inclined surface of the top block one, and a spring one is arranged between the L-shaped block one and the receiving cavity one.

[0014] When the lower end of the top block one is in contact with the first top block, the top block one extrudes the L-shaped block one, so that the position of the L-shaped block one moves backward.

[0015] In some embodiments, the second limiting mechanism comprises a receiving cavity two, which is arranged in the receiving box, the bottom of the receiving cavity two penetrates the bottom surface of the receiving box, a top block two is slidingly arranged in the receiving cavity two, the upper end of the top block two is provided as an inclined surface, an L-shaped block two is slidingly arranged in the top block two, the L-shaped block two penetrates the side wall of the receiving box, the lower end of the L-shaped block two is provided as an inclined surface parallel to the inclined surface of the top block two, a spring two is arranged between the L-shaped block two and the receiving cavity two, an avoiding groove two is arranged in the receiving box and penetrates the side wall of the receiving box, the avoiding groove two is communicated with the receiving cavity two, and the top block two is slidingly arranged in the avoiding groove two.

[0016] When the top block two is in contact with the second top block, the top block two extrudes the L-shaped block two, so that the position of the L-shaped block two moves backward.

[0017] In some embodiments, a box cover is movably arranged on the receiving box, a plurality of limiting holes are arranged on both sides of the box cover, the L-shaped block one and the L-shaped block two can be embedded in the limiting hole, a plurality of magnetic attraction pieces are arranged on the upper surface of the box cover, a groove is arranged on the upper surface of the box cover, a handle is rotatably arranged in the groove, and an avoiding groove one is arranged on both sides of the receiving box.

[0018] In some embodiments, the emergency box bottom surface is provided with a through hole penetrating through the surface, which is in communication with the avoiding slot on the accommodating box corresponding to the emergency box;

[0019] The first top block penetrates through the emergency box through the through hole and abuts against the top moving block.

[0020] In some embodiments, the base is provided with a clamping strip on both sides, the clamping strip is in L-shaped structure, the upper surface of the cover plate is provided with a protruding block, and the protruding block is movably connected with the clamping strip.

[0021] In some embodiments, the lower surface of the emergency box is provided with a plurality of magnets, and the positions of the magnets correspond to the magnet attracting pieces.

[0022] In some embodiments, the handle rotating shaft is provided with a torsional spring II, the handle is provided with a mounting block, and the torsional spring II is arranged between the mounting block and the box cover.

[0023] The present application has at least the following advantages:

[0024] 1. Different from the prior art, in actual use, through the setting of the sliding groove and the guide mechanism, the emergency medicine box as a whole can be linearly laid flat, and a certain layer can be opened in a targeted manner, so that the articles in the accommodating box can be directly taken, and the difficulty in taking the articles located in the lower layer is avoided.

[0025] 2. Different from the prior art, in actual use, through the cooperation of the first limiting mechanism and the second limiting mechanism, when the emergency medicine box is linearly laid flat, the box cover is directly separated from the accommodating box, so that the articles can be directly taken, and when a certain layer of the emergency box is opened, the box cover is not separated from the accommodating box, so that the accommodating box as a whole can be taken to the use place. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0027] Figure 2 It is another schematic diagram of the structure of the present application;

[0028] Figure 3 It is a schematic diagram of the overall flat structure of the present application;

[0029] Figure 4 It is a schematic diagram of the overall flat structure of the present application; Figure 3 It is a schematic diagram of the overall flat structure of the present application;

[0030] Figure 5 It is another schematic diagram of the structure of the present application; Figure 3 It is another schematic diagram of the structure of the present application;

[0031] Figure 6 It is a schematic diagram of the overall flat structure of the present application;

[0032] Figure 7 For the second limiting mechanism of the present application Figure 6 Amplification structure schematic diagram in B of the present application

[0033] Figure 8 For the second limiting mechanism of the present application

[0034] Figure 9 For the second limiting mechanism of the present application

[0035] Figure 10 For the second limiting mechanism of the present application Figure 9 Amplification structure schematic diagram in C of the present application

[0036] Figure 11 For the second limiting mechanism of the present application Figure 9 Amplification structure schematic diagram in D of the present application

[0037] Figure 12 For the second limiting mechanism of the present application

[0038] In the figure: 1 - base; 2 - emergency box; 21 - sliding groove; 3 - cover plate; 4 - connecting mechanism; 41 - sleeve rod; 42 - sliding rod; 43 - connecting spring; 5 - guide mechanism; 51 - guide groove; 52 - shielding plate; 53 - torsion spring one; 6 - containing box; 61 - box cover; 611 - limiting hole; 612 - magnetic attraction sheet; 613 - handle; 62 - avoiding groove one; 7 - first limiting mechanism; 71 - containing cavity one; 72 - top driving block one; 73 - L-shaped block one; 74 - spring one; 8 - second limiting mechanism; 81 - containing cavity two; 811 - avoiding groove two; 82 - top driving block two; 83 - L-shaped block two; 84 - spring two; 9 - first top block; 10 - second top block; 11 - through hole; 12 - clamping strip; 121 - protruding block; 13 - magnet; 14 - torsion spring two; 141 - mounting block. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present application will be described clearly and completely below with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0040] Embodiment one

[0041] Please refer to Figures 1-11The application provides a technical scheme: an intelligent household emergency kit, which comprises a base 1 and an emergency box 2 arranged on the base 1, a first top block 9 is arranged on the upper surface of the base 1, a plurality of emergency boxes 2 are arranged on the upper surface of the base 1, a second top block 10 is arranged in the emergency box 2, and the kit further comprises a connecting mechanism 4 arranged between the plurality of emergency boxes 2, the connecting mechanism 4 is arranged between the base 1 and the emergency box 2 and between the emergency box 2 and a cover plate 3, the plurality of emergency boxes 2 are arranged in parallel and a containing box 6 arranged in the emergency box 2 through the connecting mechanism 4, a box cover 61 is arranged on the containing box 6, a first limiting mechanism 7 is arranged in the containing box 6, the box cover 61 is fixed in the containing box 6 through cooperation of the first limiting mechanism 7 and the first top block 9, a second limiting mechanism 8 is arranged in the containing box 6, and the box cover 61 is released from the containing box 6 through cooperation of the second limiting mechanism 8 and the second top block 10.

[0042] The connecting mechanism 4 comprises a sleeve rod 41, the sleeve rod 41 is slidingly arranged on the two sides of the emergency box 2, a sliding groove 21 is arranged on the two sides of the emergency box 2 and the base 1, the sleeve rod 41 is slidingly arranged in the emergency box 2 through the sliding groove 21, a sliding rod 42 is slidingly arranged in the sleeve rod 41, a connecting spring 43 is arranged between the sleeve rod 41 and the sliding rod 42, the sliding rod 42 is rotatably arranged on another emergency box 2, a guide mechanism 5 is arranged on the emergency box 2, and the sliding rod 42 and the sleeve rod 41 have a point displacement through the connecting spring 43, so that the relative distance between the sliding rod 42 and the sleeve rod 41 is increased, and the emergency box 2 can be better adapted to pulling.

[0043] The guide mechanism 5 comprises a guide groove 51, the guide groove 51 is arranged on the emergency box 2, the guide groove 51 is located on the two sides of the sliding groove 21 and is communicated with the guide groove 51, a plurality of shielding plates 52 are rotatably arranged in the guide groove 51, a torsional spring 53 is arranged between the shielding plate 52 and the guide groove 51, the lower side of the sliding groove 21 on the base 1 is not provided with the guide groove 51, the shielding plate 52 is not accidentally entered into the guide groove 51 when the connecting mechanism 4 moves along the sliding groove 21, and the shielding plate 52 is not easily entered into the sliding groove 21 when walking along the guide groove 51, so that the position of the emergency box 2 is not deviated, and the shielding plate 52 can be easily reset through the torsional spring 53.

[0044] The first limiting mechanism 7 comprises a containing cavity 71, the containing cavity 71 is arranged in the containing box 6, the bottom of the containing cavity 71 penetrates the bottom surface of the containing box 6, a top moving block 72 is slidingly arranged in the containing cavity 71, the upper end of the top moving block 72 is provided as an inclined surface, an L-shaped block 73 is slidingly arranged in the containing cavity 71, the L-shaped block 73 penetrates the side wall of the containing box 6, the lower end of the L-shaped block 73 is provided with an inclined surface parallel to the inclined surface of the top moving block 72, and a spring 74 is arranged between the L-shaped block 73 and the containing cavity 71.

[0045] When the lower end of the first top block 72 is in contact with the first top block 9, the first top block 72 is pressed against the L-shaped block 73, so that the L-shaped block 73 moves backward.

[0046] The second limiting mechanism 8 comprises a containing cavity 81 provided in the containing box 6, the bottom of the containing cavity 81 penetrating the bottom surface of the containing box 6, a top block 82 slidingly arranged in the containing cavity 81, the upper end of the top block 82 being provided as an inclined surface, an L-shaped block 83 slidingly arranged in the top block 82, the L-shaped block 83 penetrating the side wall of the containing box 6, the lower end of the L-shaped block 83 being provided as an inclined surface parallel to the inclined surface of the top block 82, a spring 84 arranged between the L-shaped block 83 and the containing cavity 81, and an avoiding slot 811 penetrating the side wall of the containing box 6 and communicating with the containing cavity 81, the top block 82 slidingly arranged in the avoiding slot 811.

[0047] When the top block 82 is in contact with the second top block 10, the top block 82 is pressed against the L-shaped block 83, so that the L-shaped block 83 moves backward.

[0048] The contact between the top block 82 and the L-shaped block 83 and the contact between the top block 72 and the L-shaped block 73 can cause the L-shaped block 83 and the L-shaped block 73 to move in the vertical direction, and the spring 84 and the spring 74 can quickly reset the L-shaped block 73 and the L-shaped block 83 when the top block 72 and the top block 82 are not in contact.

[0049] The containing box 6 is movably provided with a box cover 61, a plurality of limiting holes 611 are provided on the two sides of the box cover 61, the L-shaped block 73 and the L-shaped block 83 can be embedded in the limiting holes 611, a plurality of magnetic attraction pieces 612 are provided on the upper surface of the box cover 61, a recess is provided on the upper surface of the box cover 61, a handle 613 is rotatably arranged in the recess, and avoiding slots 62 are provided on the two sides of the containing box 6.

[0050] The bottom surface of the emergency box 2 is provided with a penetrating hole 11 penetrating the surface thereof, the penetrating hole 11 communicates with the avoiding slots 62 on the containing box 6 corresponding to the emergency box 2.

[0051] The first top block 9 is in contact with the top block 72 through the penetrating hole 11 penetrating the emergency box 2.

[0052] The base 1 is rotatably provided with clamping strips 12, the clamping strips 12 are L-shaped structures, and the upper surface of the cover plate 3 is provided with protrusions 121, the protrusions 121 are movably connected with the clamping strips 12.

[0053] The lower surface of the emergency box 2 is provided with a plurality of magnets 13, the positions of the magnets 13 correspond to the magnetic sheets 612, the magnets 13 attract the magnetic sheets 612, when the box cover 61 is not limited, the magnets 13 can move the box cover 61 through the magnetic sheets 612, when the box cover 61 is limited, although the adsorption force exists, the box cover 61 cannot be moved, therefore the use is more flexible, and the structure is simple and low in cost.

[0054] Before use, the medicines are stored in different emergency boxes 2 according to the types, when used, the whole is lifted, so that the emergency boxes 2 are separated from each other, and from the base 1 and the cover plate 3, at this time, the first top block 9 is separated from the top moving block one 72 located on the upper layer, at this time, the top moving block one 72 is separated from the L-shaped block one 73, the L-shaped block one 73 is away from the limiting hole 611 under the pulling of the spring one 74, the second top block 10 located in the emergency box 2 always abuts against the top moving block two 82, the L-shaped block two 83 always does not enter the limiting hole 611 in this process, so that the box cover 61 is in a movable state, when the upper emergency box 2 is separated from the lower emergency box 2, the box cover 61 is separated from the containing box 6 and is adsorbed on the lower surface of the upper emergency box 2 through the adsorption effect between the magnetic sheets 612 and the magnets 13, the sleeve rod 41 slides in the sliding groove 21, so that a plurality of emergency boxes 2 are transversely moved, so that a plurality of emergency boxes 2 are linear, and are laid flat on a plane, so as to facilitate taking the articles in the emergency boxes 2, through the different positions of the first top block 9 and the second top block 10 on the emergency boxes 2, it is ensured that each first top block 9 can penetrate the emergency box 2;

[0055] When it is necessary to open a certain emergency box 2 and take out the containing box 6 for use, the upper emergency box 2 or cover plate 3 of the corresponding emergency box 2 is removed through the connecting mechanism 4, and in the moving process, the upper emergency box 2 can be moved to the desktop through the sliding end of the upper sleeve rod 41 along the guide groove 51, and the passage is unobstructed through the abutment of the shielding plate 52, so that the upper emergency box 2 can be moved to the desktop, and the lower emergency box 2 of the corresponding emergency box 2 is not moved, at this time the first top block 9 is still located in the through hole 11 and the avoidance groove one 62, so that the first top block 9 abuts against the knock block one 72, and the L-shaped block one 73 is pressed by the inclined surface of the knock block one 72, so that the upper end of the L-shaped block one 73 is located in the limiting hole 611, and the upper emergency box 2 cannot drive the box cover 61 to separate when the upper emergency box 2 is separated, at this time the containing box 6 in the corresponding emergency box 2 can be taken out, and in the process of taking out the containing box 6, the first top block 9 is separated from the knock block one 72 and the second top block 10 is separated from the knock block two 82, and by adjusting the length of the first top block 9 and the second top block 10, when the L-shaped block one 73 is not completely withdrawn from the limiting hole 611, the L-shaped block two 83 is embedded in the limiting hole 611, so that the box cover 61 and the containing box 6 can be taken out by the lifting handle 613, and when the containing box 6 is taken out, if it is necessary to open the box cover 61, the knock block two 82 can be pushed through the avoidance groove two 811, so that the knock block two 82 presses the L-shaped block two 83, so that the L-shaped block two 83 is withdrawn from the limiting hole 611, so that the box cover 61 and the containing box 6 are separated.

[0056] Embodiment two

[0057] Please refer to Figures 1-12 The present application provides a technical solution: a smart home emergency box, embodiment 2 is optimized on the basis of embodiment 1;

[0058] The lifting handle 613 is provided with a torsional spring two 14 on the rotating shaft, and the lifting handle 613 is provided with a mounting block 141, and the torsional spring two 14 is arranged between the mounting block 141 and the box cover 61.

[0059] Through the arrangement of the torsional spring two 14, when the lifting handle 613 is in a force-free state, the lifting handle 613 is restrained in the groove of the containing box 6 by the torsional spring two 14, so as to avoid the need to manually store the lifting handle 613 in the groove when placing the containing box 6 in the emergency box 2.

[0060] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and illustrative figures, it should be apparent that the scope of the present application is not limited to these specific embodiments.

[0061] While the embodiments of the application have been shown and described herein, it will be understood by those skilled in the art that many changes, modifications, substitutions and alterations to these embodiments can be made without departing from the principles and spirits of the application, and it is intended that the scope of the application be limited solely by the scope of the appended claims and the equivalents thereof.

Claims

1. A smart home emergency kit, comprising a base (1) and an emergency box (2) disposed on the base (1), characterized in that: The base (1) has a first top block (9) on its upper surface and the emergency box (2) has a second top block (10) inside. It also includes: A connecting mechanism (4) is provided between multiple emergency boxes (2). The connecting mechanism (4) is provided between the base (1) and the emergency box (2) and between the emergency box (2) and the cover plate (3). The multiple emergency boxes (2) are laid flat by the connecting mechanism (4). A container (6) is provided inside the emergency box (2), and a lid (61) is provided on the container (6). The first limiting mechanism (7) is disposed inside the receiving box (6). The first limiting mechanism (7) cooperates with the first top block (9) to fix the box cover (61) inside the receiving box (6). The second limiting mechanism (8) is disposed inside the receiving box (6). The second limiting mechanism (8) cooperates with the second top block (10) to release the box cover (61) from the receiving box (6). By using the different positions of the first top block (9) and the second top block (10) on the emergency box (2) at different locations, it is ensured that each first top block (9) can penetrate the emergency box (2). The connecting mechanism (4) includes a sleeve rod (41), which is slidably disposed on both sides of the emergency box (2). The emergency box (2) and the base (1) are provided with sliding grooves (21) on both sides. The sleeve rod (41) is slidably disposed with the emergency box (2) through the sliding grooves (21). A sliding rod (42) is slidably disposed inside the sleeve rod (41). A connecting spring (43) is provided between the sleeve rod (41) and the sliding rod (42). The sliding rod (42) is rotatably disposed on another emergency box (2). A guide mechanism (5) is provided on the emergency box (2). The guiding mechanism (5) includes a guide groove (51), which is opened on the emergency box (2). The guide groove (51) is located on both sides of the slide (21) and is connected to the guide groove (51). Multiple baffles (52) are rotatably arranged inside the guide groove (51). A torsion spring (53) is provided between the baffle (52) and the guide groove (51). The guide groove (51) is not opened on the lower side of the slide (21) on the base (1).

2. The smart home emergency kit according to claim 1, characterized in that: The first limiting mechanism (7) includes a receiving cavity (71), which is opened in the receiving box (6). The bottom of the receiving cavity (71) penetrates the bottom surface of the receiving box (6). A top moving block (72) is slidably arranged in the receiving cavity (71). The upper end of the top moving block (72) is set as an inclined surface. An L-shaped block (73) is slidably arranged in the receiving cavity (71). The L-shaped block (73) penetrates the side wall of the receiving box (6). The lower end of the L-shaped block (73) is set with an inclined surface parallel to the inclined surface of the top moving block (72). A spring (74) is arranged between the L-shaped block (73) and the receiving cavity (71). When the lower end of the first moving block (72) comes into contact with the first top block (9), the first moving block (72) presses against the first L-shaped block (73), thereby causing the position of the first L-shaped block (73) to move backward.

3. The intelligent home emergency kit according to claim 2, characterized in that: The second limiting mechanism (8) includes a second receiving cavity (81), which is located inside the receiving box (6). The bottom of the second receiving cavity (81) penetrates the bottom surface of the receiving box (6). A second jacking block (82) is slidably arranged inside the second receiving cavity (81). The upper end of the jacking block (82) is set as an inclined surface. An L-shaped block (83) is slidably arranged inside the jacking block (82). The L-shaped block (83) penetrates the side wall of the receiving box (6). The lower end of the L-shaped block (83) is set with an inclined surface parallel to the inclined surface of the jacking block (82). A second spring (84) is arranged between the L-shaped block (83) and the second receiving cavity (81). A second clearance groove (811) is opened on the receiving box (6) and penetrates its side wall. The second clearance groove (811) communicates with the second receiving cavity (81). The jacking block (82) is slidably arranged inside the second clearance groove (811). When the second jacking block (82) comes into contact with the second jacking block (10), the second jacking block (82) presses against the second L-shaped block (83), thereby causing the second L-shaped block (83) to move backward.

4. The intelligent home emergency kit according to claim 3, characterized in that: The container (6) is movably provided with a lid (61), and multiple limiting holes (611) are provided on both sides of the lid (61). The L-shaped block one (73) and the L-shaped block two (83) can be embedded in the limiting holes (611). Multiple magnetic plates (612) are provided on the upper surface of the lid (61). A groove is provided on the upper surface of the lid (61), and a handle (613) is rotatably provided in the groove. A clearance groove (62) is provided on both sides of the container (6).

5. The intelligent home emergency kit according to claim 4, characterized in that: The emergency box (2) has a through hole (11) on its bottom surface, and the through hole (11) is connected to the clearance groove (62) on the corresponding receiving box (6) of the emergency box (2); After the first top block (9) passes through the emergency box (2) through the through hole (11), it comes into contact with the top moving block (72).

6. The intelligent home emergency kit according to claim 5, characterized in that: The base (1) has locking strips (12) rotatably arranged on both sides. The locking strips (12) are L-shaped. The upper surface of the cover plate (3) is provided with protrusions (121). The protrusions (121) are movably connected to the locking strips (12).

7. The intelligent home emergency kit according to claim 6, characterized in that: The emergency box (2) has multiple magnets (13) on its lower surface, and the positions of the magnets (13) correspond to the magnetic sheet (612).

8. The intelligent home emergency kit according to claim 7, characterized in that: A second torsion spring (14) is provided on the rotating shaft of the handle (613), and a mounting block (141) is provided on the handle (613). The second torsion spring (14) is located between the mounting block (141) and the box cover (61).

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