CN116101598A

CN116101598A - Unscrewing type box

Info

Publication number: CN116101598A
Application number: CN202310383118.6A
Authority: CN
Inventors: 韩东晨
Original assignee: Harbin University
Current assignee: Harbin University
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-05-12

Abstract

The utility model relates to the technical field of packaging boxes, in particular to a unscrewed box which comprises a box body, wherein the box body sequentially comprises a bearing bottom box, a plurality of sectional boxes and an upper box from bottom to top, and fixing seats are fixedly arranged on the outer surfaces of one sides of the sectional boxes and the upper box. The box body is composed of the bearing bottom box at the bottom, the upper box and the plurality of sectional boxes, more display articles can be placed, the sectional boxes are stirred, the fixed seat on the sectional boxes, the locking cover and the shaft rod are driven to rotate, the ring lug rotates in the concave arc cavity in the rotating process, the sectional boxes are unscrewed, the unscrewing of the sectional boxes is not influenced by the shaft rod, the unscrewing angle of the sectional boxes can be changed randomly, the requirements of different use scenes are met, the unscrewing angle is humanized, and when one sectional box is damaged, the sectional box is convenient to replace by disassembling the locking cover and the fixed seat.

Description

Unscrewing type box

Technical Field

The utility model relates to the technical field of packaging boxes, in particular to a unscrewing type box.

Background

The product packaging box on the market is generally provided with a containing cavity, the containing cavity is provided with an opening so as to be convenient for putting in or taking out a product, when the product packaging box is used for product collection or exhibition, the grade of the product can be lowered, after the sealing cover is opened, the sealing cover cannot be fixed, even if no external force is applied, the sealing cover can be easily and naturally rotated to cover the opening again, and therefore the product cannot be exhibited in a stable state.

Through searching, the utility model patent with the publication number of CN216510115U discloses a unscrewed product packaging box, and the sealing cover can be opened at various angles, so that the packaging box can be displayed at various angles, and under the condition that no external force is applied, the sealing cover can not automatically rotate to cover on the accommodating cavity, so that the packaging box can display a stable display state, has a high grade sense and has an excellent display effect.

Above-mentioned closing cap can open multiple angle in unscrewing formula product packaging box, can convenient to use person adjusts the satisfactory opening angle of oneself and carries out the exhibition, though can improve the bandwagon effect, but at most can only open three cavity, the kind of placing the product is limited, the lid rotates with the main part in addition and is connected, rotate the design of connecting, can only open the back when its rotation, just can put into the cavity with the product, rotate under the closed scene, need take out the product, and in actual scene, the product is put into the cavity all the time, after closing the lid, the convenience is accomodate the save to the product.

Disclosure of Invention

The utility model aims to provide a unscrewing type box, wherein a box body is composed of a bearing bottom box at the bottom, an upper box and a plurality of sectional boxes, more display objects can be placed, the sectional boxes are stirred, a fixed seat on the sectional boxes, a locking cover and a shaft rod are driven to rotate, a ring lug rotates in a concave arc cavity in the rotating process, the unscrewing of the sectional boxes is realized, the unscrewing of the sectional boxes is not influenced by the shaft rod, the unscrewing angle of the sectional boxes can be changed at will, the requirements of different use scenes are met, the unscrewing angle is more humanized, and when one of the sectional boxes is damaged, the sectional boxes are convenient to replace by the disassembling of the locking cover and the fixed seat, so that the problems in the background technology are solved.

The utility model can be realized by the following technical scheme: the utility model provides a turn-open type box, includes the box body, and the box body is by supreme box, a plurality of segmentation box and the last box of including the bearing in proper order down, a plurality of all fixedly on the surface of one side of segmentation box and last box be provided with the fixing base, every the tip of fixing base is all butt joint and is installed the locking lid, all be equipped with communicating half arc logical groove on the surface of locking lid and fixing base, every all be equipped with concave arc chamber on the internal face in half arc logical groove, the internally mounted in two adjacent half arc logical grooves has same axostylus axostyle, be fixed with the ring lug that sets up with corresponding concave arc chamber activity on the surface of axostylus axostyle, a plurality of segmentation box all rotates the setting with the axostylus axostyle.

The utility model further technically improves that: the end part of the fixing seat is provided with two matching cavities on the surface symmetrically, a butt joint part matched with the matching cavities is arranged on the end surface of the locking cover, an installation seat is arranged on the surface of the butt joint part, an inserting cylinder is arranged on the outer surface of the installation seat in a threaded manner, and a locking rod used for fixedly connecting the locking cover with the fixing seat is inserted into the inserting cylinder in an inserting manner.

The utility model further technically improves that: the utility model discloses a locking device for a cylinder, including a cylinder, a locking bar, a pressing piece, a compression spring, a locking bar, a pressing piece, a rotating ring block, a locking bar and a locking block, wherein the rotating ring block is used for the locking bar to pass through is rotationally arranged on one side of the inner cavity of the cylinder, the pressing piece is fixedly arranged on the outer surface of the locking bar and is attached to the other side of the inner cavity of the cylinder, the pressing piece is sleeved outside the locking bar and between the pressing piece and the rotating ring block, and the locking block is arranged on the surface of the end part of the locking bar.

The utility model further technically improves that: the inner wall surface of the matching cavity is provided with a locking hole for inserting the end part of the locking rod, the inner wall surface of the locking hole is provided with a sliding groove for sliding insertion of the corresponding locking block, the inner cavity surface of the locking hole is provided with an annular blocking cavity communicated with the sliding groove, and the annular blocking cavity is used for clamping and matching the locking block.

The utility model further technically improves that: the bearing bottom box is characterized in that a through hole for inserting the threaded end part of the shaft rod is formed in the surface of the bearing bottom box, a locking concave cavity communicated with the through hole is formed in the bottom surface of the bearing bottom box, an inner threaded cylinder sleeve seat used for fastening the threaded end part of the shaft rod is rotationally connected to the inner wall surface of the locking concave cavity, a knob block is arranged on the surface of the inner threaded cylinder sleeve seat, and the sum of the heights of the inner threaded cylinder sleeve seat and the knob block is identical to the depth of the locking concave cavity.

The utility model further technically improves that: the bearing bottom box, the plurality of sectional boxes and the inner cavity of the upper box are all provided with partition plates, the top surface end part of the upper box and the shaft rod are rotationally connected with a sealing cover through a damping pin shaft, and a display hanging rod in a T-shaped structure is arranged on the surface of the sealing cover.

The utility model further technically improves that: the movable cavity is arranged on the surface of one side end part of the sectional box far away from the fixed seat, a piston pushing seat is slidably arranged in the movable cavity, a pressure spring II is arranged at the end part of the piston pushing seat, an outwards-expanded positioning concave cavity is arranged in the movable cavity, and a fixed block connected with the pressure spring II is arranged in the positioning concave cavity.

The utility model further technically improves that: the outer surface of the sectional box is provided with a sliding cavity channel which is of a strip-shaped structure and is communicated with the movable cavity, a sliding rod fixedly connected with the surface of the piston pushing seat is slidably arranged in the sliding cavity channel, and the surface of the piston pushing seat is provided with a limiting insert which is exposed on the upper surface of the sectional box and is clamped and matched with the corresponding positioning concave cavity.

Compared with the prior art, the utility model has the following beneficial effects:

1. the box body is composed of a bearing bottom box at the bottom, an upper box and a plurality of sectional boxes, more display articles can be placed, the types are complete, the sectional boxes are stirred, a fixed seat on the sectional boxes, a locking cover and a shaft rod are driven to rotate, a middle ring lug rotates in a concave arc cavity in the rotating process, the sectional boxes are unscrewed, the unscrewing of the sectional boxes is not influenced by the shaft rod, the unscrewing angle of the sectional boxes can be changed at will, the requirements of different use scenes are met, the unscrewing angle is humanized, visual impact is provided for an observer, and when one of the sectional boxes is damaged, the sectional boxes are convenient to replace by disassembling the locking cover and the fixed seat;

2. the thread section at the tail end of the shaft rod is inserted into the perforation position on the bearing bottom box, when the thread section reaches the position of the internal thread cylinder sleeve seat, the internal thread cylinder sleeve seat is screwed by the knob block, so that the internal thread cylinder sleeve seat is in threaded installation with the tail end of the shaft rod, the installation of the shaft rod and the bearing bottom box is realized, meanwhile, the knob block is hidden and designed in the locking concave cavity, the phenomenon that the bottom surface of the bearing bottom box is uneven can not occur, the stability of the bearing bottom box is ensured, and the installed shaft rod is convenient for the unscrewing operation of a plurality of segmented boxes;

3. after the display of the plurality of sectional boxes is finished, the sliding rod is downwards stirred, the sliding rod slides on the sliding cavity channel and pulls the piston push seat, so that the limiting inserting piece moves towards the direction of the movable cavity, and meanwhile, the pressure spring II is extruded, when the upper sectional box and the lower sectional box are leveled in the vertical direction, the positioning concave cavity is consistent with the hole position of the limiting inserting piece, the pressure acting on the sliding rod is removed, the pressure spring II is recovered to deform, the piston push seat slides upwards in the movable cavity and drives the limiting inserting piece to enter the corresponding positioning concave cavity, the fixed storage of the upper sectional box and the lower sectional box is realized, and the opening phenomenon of the box body is avoided.

Drawings

The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

FIG. 1 is a schematic view of the external structure of the present utility model;

FIG. 2 is a schematic view of another angle of the connection of the bearing bottom box of the present utility model;

FIG. 3 is a schematic view of a three-dimensional exploded structure of the locking cap and the fixing base of the present utility model;

FIG. 4 is an enlarged view of a portion of the utility model at A in FIG. 3;

FIG. 5 is a schematic view of the structural connection of the docking portion and the cartridge of the present utility model;

fig. 6 is a schematic diagram of the structural connection of two segment boxes of the present utility model.

In the figure: 1. a bearing bottom box; 2. a segment box; 3. loading the box; 4. a cover; 5. a locking cover; 6. limiting inserting pieces; 7. locking the concave cavity; 8. a shaft lever; 9. an internal thread cylinder sleeve seat; 10. a knob block; 12. a butt joint part; 13. a ring bump; 14. a semi-arc through groove; 15. a concave arc cavity; 16. a fixing seat; 17. a matching cavity; 18. a locking hole; 19. a chute; 20. an annular blocking cavity; 21. a mounting base; 22. a plug cylinder; 23. a locking lever; 24. a locking block; 25. tabletting; 26. rotating the ring block; 27. a first compression spring; 28. positioning the concave cavity; 29. a fixed block; 30. a second compression spring; 31. a piston pushing seat; 32. a slide bar; 33. and sliding the cavity channel.

Detailed Description

In order to further describe the technical means and effects adopted by the utility model for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the utility model with reference to the attached drawings and the preferred embodiment.

Referring to fig. 1-6, the utility model provides a unscrewed box, comprising a box body, the box body sequentially comprises a bearing bottom box 1, a plurality of sectional boxes 2 and an upper box 3 from bottom to top, a fixed seat 16 is fixedly arranged on the outer surface of one side of each sectional box 2 and each upper box 3, the end part of each fixed seat 16 is butt-jointed with a locking cover 5, the surfaces of the locking covers 5 and the fixed seats 16 are respectively provided with a communicated semi-arc through groove 14, the inner wall surface of each semi-arc through groove 14 is respectively provided with a concave arc cavity 15, the inner parts of two adjacent semi-arc through grooves 14 are provided with the same shaft lever 8, the outer surface of the shaft lever 8 is fixedly provided with a ring bump 13 which is movably arranged corresponding to the concave arc cavity 15, the end surface of the shaft lever 8 is connected with the bearing bottom box 1, the sectional boxes 2 are respectively rotatably arranged with the shaft lever 8, the box body is composed of a bearing bottom box 1 at the bottom, an upper box 3 and a plurality of sectional boxes 2, more display objects can be placed, the bearing bottom box 1 plays a role in supporting the sectional boxes 2, when the sectional boxes 2 need to be opened for use in a specific use process, the sectional boxes 2 are rotated and stirred, a fixed seat 16 on the sectional boxes 2 and a locking cover 5 and a shaft rod 8 are driven to rotate, a ring lug 13 rotates in a concave arc cavity 15 in the rotating process, the unscrewing of the sectional boxes 2 is realized, the fixed seat 16 at the end part of the bottom sectional box 2 is assisted to support the sectional boxes 2 above, weight is dispersed, the unscrewing of the sectional boxes 2 is not influenced by a shaft rod 8, the unscrewing angle of the sectional boxes 2 can be changed randomly, the requirements of different use scenes are met, the unscrewing angle is more humanized, when one of the sectional boxes 2 is damaged, the locking cover 5 and the fixed seat 16 are removed, the replacement operation of the segment box 2 is facilitated.

The inner chamber of box 1, a plurality of segmentation box 2 and last box 3 all is provided with the division board, go up the top surface tip of box 3 and be connected with closing cap 4 through damping round pin axle rotation with axostylus axostyle 8, be provided with the show peg that is T shape structure on the surface of closing cap 4, when the box body was used for showing the show, closing cap 4 rotated through damping round pin axle and opens, takes place the angle variation with last box 3, shifts out in the inner chamber of box 3 this moment show peg by last box 3, is convenient for place the show article through the show peg of T shape, the bandwagon effect is more directly perceived.

Two matching cavities 17 are symmetrically arranged on the surface of the end part of the fixed seat 16, a butt joint part 12 which is matched with the matching cavities 17 is arranged on the end surface of the locking cover 5, an installation seat 21 is arranged on the surface of the butt joint part 12, an inserting cylinder 22 is arranged on the outer surface of the installation seat 21 in a threaded manner, a locking rod 23 which is used for fixedly connecting the locking cover 5 with the fixed seat 16 is inserted and installed in the inserting cylinder 22, when the locking cover 5 is installed, the inserting cylinder 22 and the installation seat 21 are installed in a threaded manner at first, the installation of the inserting cylinder 22 is realized, and then the butt joint part 12 on the locking cover 5 is matched with the matching cavities 17 in a butt joint manner, so that the limiting fixation of the locking cover 5 is facilitated.

A rotary ring block 26 for allowing the locking rod 23 to pass through is rotatably arranged on one side of the inner cavity of the insertion barrel 22, a pressing sheet 25 which is attached to the other side of the inner cavity of the insertion barrel 22 is fixedly arranged on the outer surface of the locking rod 23, a pressure spring 27 is sleeved outside the locking rod 23 and between the pressing sheet 25 and the rotary ring block 26, and a locking block 24 is arranged on the end surface of the locking rod 23; the inner wall surface of the matching cavity 17 is provided with a locking hole 18 for inserting the end part of a locking rod 23, the inner wall surface of the locking hole 18 is provided with a sliding groove 19 for sliding insertion of a corresponding locking block 24, the inner cavity surface of the locking hole 18 is provided with an annular blocking cavity 20 communicated with the sliding groove 19, the annular blocking cavity 20 is used for clamping and matching the locking block 24, wherein the inserting cylinder 22 is provided with a hollow structure, the pressing sheet 25, the locking block 24 and the locking rod 23 are designed into an integrated structure, a pressure spring 27 is firstly placed at the end part of the pressing sheet 25, the end part of the locking rod 23 penetrates through the inside of the inserting cylinder 22, a sealing plate is arranged at the end part of the inserting cylinder 22 close to the mounting seat 21 through a bolt piece, the rotating ring block 26 is rotatably arranged on the surface of the sealing plate, the surface of the sealing plate and the surface of the rotating ring block 26 are provided with a hole groove for penetrating the locking block 24 until the surface of the rotating ring block 26 is contacted with the end surface of the pressure spring 27, the end of the locking rod 23 is then screw-mounted with an end cap, the locking rod 23 is pushed to move by the end cap, the assembly work of the locking rod 23, the pressing sheet 25, the rotating ring block 26 and the first pressure spring 27 is realized, at this time, the pressing sheet 25, the rotating ring block 26 and the first pressure spring 27 are mounted in the insertion barrel 22, before the abutting part 12 is attached to the matching cavity 17, the locking rod 23 rotates the locking rod 23 to drive the rotating ring block 26 and the pressing sheet 25 to rotate in the cavity of the insertion barrel 22, so that the locking block 24 is aligned with the hole of the sliding groove 19, then the locking rod 23 is pressed, the locking rod 23 passes through the rotating ring block 26 and drives the pressing sheet 25, the first pressure spring 27 is further extruded, the elastic deformation occurs, the end of the locking rod 23 enters the locking hole 18, and the locking block 24 slides in the corresponding sliding groove 19, when the locking block 24 reaches the position of the annular blocking cavity 20, the locking rod 23 is rotated and stirred, so that the locking block 24 enters the annular blocking cavity 20 through the sliding groove 19 to form a clamping connection with the locking block 24, and then the locking cover 5 and the fixing seat 16 are connected into a whole, so that the unscrewing operation of the sectional box 2 is facilitated, and when the locking cover 5 is separated from the fixing seat 16, the replacement operation of the sectional box 2 is facilitated.

The surface of the bearing bottom box 1 is provided with a through hole for inserting the threaded end part of the shaft rod 8, the bottom surface of the bearing bottom box 1 is provided with a locking concave cavity 7 communicated with the through hole, the inner wall surface of the locking concave cavity 7 is rotationally connected with an internal thread cylinder sleeve seat 9 for fastening the threaded end part of the shaft rod 8, the surface of the internal thread cylinder sleeve seat 9 is provided with a knob block 10, the sum of the heights of the internal thread cylinder sleeve seat 9 and the knob block 10 is the same as the depth of the locking concave cavity 7, when the shaft rod 8 is installed, firstly, the threaded section at the tail end of the shaft rod 8 is inserted into the through hole on the bearing bottom box 1, and when the position of the internal thread cylinder sleeve seat 9 is reached, the internal thread cylinder sleeve seat 9 is screwed with the tail end thread of the shaft rod 8, so that the installation of the shaft rod 8 and the bearing bottom box 1 is realized, meanwhile, the knob block 10 is hidden and designed inside the locking concave cavity 7, the phenomenon that the bottom surface of the bearing bottom box 1 is uneven is avoided, and the bearing bottom box 1 is ensured to be stable.

The surface of one side end part of the sectional box 2 far away from the fixed seat 16 is provided with a movable cavity, a piston pushing seat 31 is slidably arranged in the movable cavity, a pressure spring II 30 is arranged at the end part of the piston pushing seat 31, a positioning concave cavity 28 which expands outwards is arranged in the movable cavity, a fixed block 29 connected with the pressure spring II 30 is arranged in the positioning concave cavity 28, when the sectional box is installed, the pressure spring II 30 is sleeved at the end part of the piston pushing seat 31 firstly, then the fixed block 29 is pressed in the positioning concave cavity 28, the surface of the fixed block 29 is contacted with the end part of the pressure spring II 30, the abutting limit of the pressure spring II 30 is realized, and the fixed block 29 is fixed in the positioning concave cavity 28 through a bolt piece; the outer surface of the sectional box 2 is provided with a sliding cavity channel 33 which is of a strip-shaped structure and is communicated with the movable cavity, the sliding rod 32 fixedly connected with the surface of the piston pushing seat 31 is slidably arranged in the sliding cavity channel 33, the surface of the piston pushing seat 31 is provided with a limiting insert 6 which is exposed on the upper surface of the sectional box 2 and is in clamping fit with the corresponding positioning cavity 28, after the sectional boxes 2 are displayed, the sliding rod 32 is downwards stirred, the sliding rod 32 slides on the sliding cavity channel 33 and pulls the piston pushing seat 31, so that the limiting insert 6 moves towards the direction of the movable cavity, and simultaneously the compression spring II 30 is extruded, when the upper sectional box 2 and the lower sectional box 2 are leveled in the vertical direction, the positioning cavity 28 is consistent with the hole position of the limiting insert 6, then the pressure applied to the sliding rod 32 is removed, the compression spring II 30 is deformed, the piston pushing seat 31 slides upwards in the movable cavity and drives the limiting insert 6 to enter the corresponding positioning cavity 28, the fixed storage of the upper sectional box 2 and the lower sectional box 2 is realized, the phenomenon of opening of the box body is avoided, and the same load-bearing bottom box 1 and the sectional box 2 and the upper box 3 are connected in the same manner.

When the multifunctional combined box is used, the box body is composed of the bottommost bearing bottom box 1, the upper box 3 and the plurality of segmented boxes 2, more display objects can be placed, the segmented boxes 2 are stirred, the fixed seat 16 on the segmented boxes 2, the locking cover 5 and the shaft rod 8 are driven to rotate, the ring convex blocks 13 rotate in the concave arc cavity 15 in the rotating process, the segmented boxes 2 are unscrewed, the influence of the shaft rod 8 on the unscrewing of the segmented boxes 2 is avoided, the unscrewing angle of the segmented boxes 2 can be changed at will, the requirements of different use scenes are met, the unscrewing angle is humanized, and when one segmented box 2 is damaged, the segmented boxes 2 can be replaced conveniently by disassembling the locking cover 5 and the fixed seat 16;

the thread section at the tail end of the shaft lever 8 is inserted into the perforation position on the bearing bottom box 1, when the position of the internal thread cylinder sleeve seat 9 is reached, the internal thread cylinder sleeve seat 9 is screwed by the knob block 10, so that the internal thread cylinder sleeve seat 9 is in threaded installation with the tail end of the shaft lever 8, the installation of the shaft lever 8 and the bearing bottom box 1 is realized, meanwhile, the knob block 10 is hidden and designed in the locking concave cavity 7, the phenomenon that the bottom surface of the bearing bottom box 1 is uneven can not occur, the stability of the bearing bottom box 1 is ensured, and the installed shaft lever 8 facilitates the unscrewing operation of a plurality of sectional boxes 2;

after the display of the plurality of sectional boxes 2 is finished, the sliding rod 32 is downwards stirred, the sliding rod 32 slides on the sliding cavity channel 33 and pulls the piston push seat 31, so that the limiting inserting piece 6 moves towards the direction of the movable cavity, and simultaneously the pressure spring II 30 is extruded, when the upper and lower sectional boxes 2 are leveled in the vertical direction, the positioning concave cavity 28 is consistent with the hole site of the limiting inserting piece 6, then the pressure acting on the sliding rod 32 is removed, the pressure spring II 30 is deformed in a recovery mode, the piston push seat 31 slides upwards in the movable cavity and drives the limiting inserting piece 6 to enter the corresponding positioning concave cavity 28, the fixed storage of the upper and lower sectional boxes 2 is realized, and the opening phenomenon of the box body is avoided.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in all embodiments without departing from the scope of the present utility model, and the present utility model is not limited to the above embodiments.

Claims

1. The utility model provides a unscrew formula box, includes box body, its characterized in that: the box body comprises a bearing bottom box (1), a plurality of segmentation box (2) and an upper box (3) from bottom to top in proper order, a plurality of all fixedly on the surface of one side of segmentation box (2) and upper box (3) fixing base (16), every locking lid (5) are all installed in the tip of fixing base (16) butt joint, locking lid (5) and fixing base (16) all are equipped with communicating half arc logical groove (14) on the surface, every all be equipped with concave arc chamber (15) on the internal face of half arc logical groove (14), the internally mounted of two adjacent half arc logical grooves (14) has same axostylus axostyle (8), be fixed with on the surface of axostylus axostyle (8) with correspond concave arc chamber (15) activity set up ring lug (13), a plurality of segmentation box (2) all rotates with axostylus axostyle (8) and sets up.

2. A unscrewing box according to claim 1, wherein: two matching cavities (17) are symmetrically arranged on the surface of the end part of the fixed seat (16), a butt joint part (12) matched with the matching cavities (17) is arranged on the end surface of the locking cover (5), an installation seat (21) is arranged on the surface of the butt joint part (12), an inserting cylinder (22) is arranged on the outer surface of the installation seat (21) in a threaded manner, and a locking rod (23) used for fixedly connecting the locking cover (5) with the fixed seat (16) is arranged in the inserting cylinder (22) in an inserting manner.

3. A unscrewing box according to claim 2, wherein: the utility model discloses a locking device for the inner wall of a cylinder (22), including a cylinder (22), an inner chamber one side of inserting cylinder (22) rotates and is provided with a rotary ring piece (26) that is used for locking lever (23) to pass, the surface mounting of locking lever (23) is provided with preforming (25) that laminate mutually with the inner chamber opposite side of inserting cylinder (22), and the outside of locking lever (23) just is located the cover between preforming (25) and rotary ring piece (26) and is equipped with pressure spring one (27), install locking piece (24) on the tip surface of locking lever (23).

4. A unscrewing box according to claim 3, wherein: the locking device is characterized in that a locking hole (18) for inserting the end part of the locking rod (23) is formed in the inner wall surface of the matching cavity (17), a sliding groove (19) for sliding insertion of a corresponding locking block (24) is formed in the inner wall surface of the locking hole (18), an annular blocking cavity (20) communicated with the sliding groove (19) is formed in the inner cavity surface of the locking hole (18), and the annular blocking cavity (20) is used for clamping and matching the locking block (24).

5. A unscrewing box according to claim 1, wherein: the bearing bottom box (1) is provided with a perforation for inserting the threaded end part of the shaft lever (8), the bottom surface of the bearing bottom box (1) is provided with a locking concave cavity (7) communicated with the perforation, an inner threaded cylinder sleeve seat (9) for fastening the threaded end part of the shaft lever (8) is rotationally connected to the inner wall surface of the locking concave cavity (7), a knob block (10) is arranged on the surface of the inner threaded cylinder sleeve seat (9), and the sum of the heights of the inner threaded cylinder sleeve seat (9) and the knob block (10) is identical to the depth of the locking concave cavity (7).

6. A unscrewing box according to claim 1, wherein: the bearing bottom box (1), the plurality of sectional boxes (2) and the inner cavity of the upper box (3) are all provided with partition plates, the top surface end part of the upper box (3) and the shaft lever (8) are rotationally connected with a sealing cover (4) through damping pin shafts, and a display hanging rod in a T-shaped structure is arranged on the surface of the sealing cover (4).

7. A unscrewing box according to claim 1, wherein: the sectional box (2) is provided with a movable cavity on the surface of one side end part far away from the fixed seat (16), a piston pushing seat (31) is slidably arranged in the movable cavity, a pressure spring II (30) is arranged at the end part of the piston pushing seat (31), an outwards-expanded positioning concave cavity (28) is arranged in the movable cavity, and a fixed block (29) connected with the pressure spring II (30) is arranged in the positioning concave cavity (28).

8. A unscrewing box according to claim 7, wherein: the outer surface of the sectional box (2) is provided with a sliding cavity channel (33) which is of a strip-shaped structure and is communicated with the movable cavity, a sliding rod (32) fixedly connected with the surface of the piston pushing seat (31) is slidably arranged in the sliding cavity channel (33), and a limiting insert sheet (6) which is exposed on the upper surface of the sectional box (2) and is in clamping fit with the corresponding positioning concave cavity (28) is arranged on the surface of the piston pushing seat (31).