CN218170367U - Multi-layer tool box - Google Patents

Abstract

The utility model provides a multilayer tool box, comprising n boxes, wherein the n boxes are mutually stacked, and the adjacent boxes are detachably connected; the upper cover is detachably arranged on the box body at the top layer; the lock parts are n pairs in number, a pair of lock parts are arranged on one box body, the pair of lock parts are respectively arranged on two opposite side walls of the corresponding box body, each lock part comprises a lock catch used for being matched with an adjacent upper layer box body or an upper cover to lock and an unlocking operation part used for unlocking the lock, the unlocking operation parts are exposed out of the side walls of the box body, two adjacent box bodies which are stacked mutually are arranged in a straight line shape with the unlocking operation parts on the same side, the straight line shape is arranged in a parallel direction with the stacking direction of the box bodies, and therefore the operation steps of opening the box bodies or the cover bodies are simple.

Description

Multi-layer tool box

Technical Field

The utility model belongs to the technical field of the toolbox utensil, concretely relates to multilayer toolbox.

Background

Current multilayer toolbox includes the box of a plurality of mutual superpositions, and the chamber of acceping of lower floor's box is sealed by the box on adjacent upper strata, and the box of the superiors is closed by the lid closing cap. The unlocking button sets up on the leading flank of toolbox, when needing to open lower floor's box, the unlocking button of unblock leading flank earlier, then both hands shift to the both sides face department of upper box and remove away from upper box.

The utility model discloses a faithfully use novel patent CN213703360U, discloses a multilayer tool box, and every tool box 2 respectively is equipped with a pair of fixed slot 25 and a pair of fixed bolt 24, assembles each layer tool box 2 successive layer through fixed bolt 24 and fixed slot 25 and lock catch assembly and fixes, and the top cap 1 is covered on the top of the superiors' tool box 2. Wherein the locking assembly is disposed on the upper portion of the outer side 211 of the case body 21. When the top cover 1 or the tool box 2 on a certain layer needs to be closed, the tool box 2 or the top cover 1 on the layer is inclined, primary positioning clamping is realized by using the fixing clamping groove 25 and the fixing bolt 24 on the rear side, and reliable clamping is realized by using the elastic locking assembly on the front side; when the top cover 1 needs to be opened or the tool box 2 on a certain layer needs to be taken down, the front lock catch assembly is firstly used for unlocking, and then the top cover or the upper layer tool box 2 is inclined, so that the top cover 1 or the upper layer tool box 2 is separated from the lower layer tool box 2. The operation is inconvenient regardless of the opening or closing operation.

Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that the multilayer toolbox is opened and closed to operate inconveniently among the prior art.

In order to solve the technical problem, the utility model provides a multilayer toolbox, include:

the number of the box bodies comprises n, the n box bodies are mutually stacked, and the adjacent box bodies can be separately connected; wherein n is an integer greater than or equal to 2;

the upper cover is detachably arranged on the box body at the top layer;

the locking parts are arranged on the box body in n pairs, one locking part is arranged on the box body, the locking parts are arranged on two opposite side walls of the corresponding box body respectively, each locking part comprises a lock catch used for being locked by the box body or the upper cover in a matched mode and an unlocking operation part used for unlocking, the unlocking operation parts are exposed on the side walls of the box body, the adjacent two locking parts are arranged in a stacked mode, the unlocking operation parts are arranged on the same side of the box body in a linear mode, and the linear mode is arranged in parallel to the stacking direction of the box body.

In one embodiment, the box body is approximately in a cuboid shape, the height edge and the width edge of the box body are smaller than the length edge of the box body, and the unlocking operation piece is arranged on a side wall surrounded by the height edge and the width edge of the box body.

In one embodiment, a line connecting centers of the two unlocking operation members on the same box body is parallel to the length direction of the box body.

In one embodiment, the unlocking operation member is located at a middle position corresponding to the extending direction of the width edge of the box body.

In one embodiment, the unlocking manipulating member is located at an upper portion or a middle portion of the side wall corresponding to the box body.

In one embodiment, the lock further comprises a primary lock body and a retaining assembly disposed on the primary lock body for retaining the shackle in the unlocked position.

In one embodiment, the upper part of the box body comprises a first step structure used for being matched and limited with the upper layer box body or the upper cover, and the bottom of the box body and the upper cover are provided with a second step structure used for being matched and limited with the first step structure.

In one embodiment, the first step structure includes a matching mesa for supporting the upper layer of the box body or the upper cover, and the matching mesa is lower than and circumferentially arranged along the side wall of the box body.

In one embodiment, the second step structure is configured to protrude downward from the bottom wall of the box body and is adapted to be embedded in the first step structure.

In one embodiment, the box body comprises an outer box shell and an inner box shell, the inner box shell is fixedly arranged in the outer box shell, and the matching table surface is formed on the upper end surface of the side wall of the inner box shell.

The technical scheme provided by the utility model, following advantage has:

the utility model provides a multilayer toolbox, which comprises n toolboxes and upper covers, wherein the n toolboxes are stacked mutually, and the upper covers can be separately arranged on the toolboxes at the top layer; the lock portions are n pairs, a pair of lock portions are arranged on one box body, the pair of lock portions are respectively arranged on two opposite side walls of the corresponding box body, each lock portion comprises a lock catch used for being matched with an adjacent upper-layer box body or an upper cover to lock and an unlocking operation member used for releasing locking, the unlocking operation members are exposed on the side walls of the box body, two adjacent box bodies which are stacked mutually are arranged in a straight shape with the unlocking operation members on the same side, the straight shape is arranged in a parallel direction with the stacking direction of the box bodies, therefore, when the box bodies or the cover bodies are opened, two hands of a user are located on two sides of the box bodies to trigger the unlocking operation members to release locking of the lock portions, then the two hands move upwards to two sides of the upper-layer box body or the upper cover, the upper-layer box body or the upper cover can be directly moved away to open the lower-layer box body, and the operation step is simple.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a tool box according to a first embodiment of the present invention;

FIG. 2 is a perspective view of the multi-level tool box of FIG. 1 with the upper lid open;

FIG. 3 is a schematic view of the multi-level tool box of FIG. 2 with the top cover open;

FIG. 4 is a schematic view, partially in cross-section, of the lock portion of the multi-level tool box of FIG. 1 in a locked position;

fig. 5 is a schematic view, partially in section, of the multi-level tool box of fig. 1, with the locking portion in an unlocked position.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

Referring to fig. 1 to 3, the present application provides a multi-deck toolbox including a plurality of cases 20, an upper cover 10, and a lock portion 30.

Each housing 20 has a receiving cavity 29 formed therein for receiving a tool. The number of the box bodies 20 is n, wherein n is an integer greater than or equal to 2. The n boxes 20 are stacked one on another, the adjacent boxes 20 can be separately connected, and the bottom wall of the upper box 20 is used for closing the containing cavity 29 of the adjacent lower box 20.

The upper cover 10 is used to close the topmost case 20. Specifically, the upper cover 10 is detachably disposed on the top case 20. That is, the upper cover 10 can be completely separated from the case 20. The number of the upper cover 10 is only one.

And a lock portion 30 provided on the case 20 for locking the upper cover 10 and the case 20 and between the case 20 and the case 20. Specifically, one case 20 is provided with a pair of lock portions (2), the number of cases 20 is n, and the number of corresponding lock portions 30 is n. Referring now more particularly to FIG. 2, for a single housing 20, the housing 20 is generally rectangular in shape, with one latch 30 disposed on a side wall 26 of the housing 20, and another latch 30 disposed on a side wall 28 of the housing 20, the side wall 26 and the side wall 28 being opposite sides of the housing 20. That is, the pair of locking portions 30 are respectively provided on opposite sidewalls of the corresponding case 20.

Specifically, each lock portion 30 includes a lock catch 31 for cooperatively locking with the adjacent upper case 20 or the upper cover 10, and an unlock operation member 32 for releasing the locking. The lock catch 31 is linked with the unlocking operation piece 32, the lock catch 31 has a locking position matched and locked with the upper layer box body 20 or the upper cover 10 and an unlocking position separated from the upper layer box body 20 or the upper cover 10, and the unlocking operation piece 32 is operated by a user to drive the lock catch 31 to move between the unlocking position and the locking position. In the embodiment, the unlocking manipulating member 32 is integrated with the lock catch 31. The lock catch 31 is at the unlocking position, and the upper case 20 or the upper cover 10 can be separated from the adjacent lower case 20 to open the containing cavity of the lower case.

The unlocking operation member 32 is exposed from a sidewall of the box 20 for user operation. The unlocking operation members 32 on the same side of two adjacent boxes 20 that are stacked on each other are arranged in a straight line (as shown by a straight line M in fig. 2), and the straight line is parallel to the stacking direction of the boxes 20. So, user's both hands are located box both sides and trigger the locking that the unblock operating parts removed the lock portion, then moves to upper box or upper cover both sides on the both hands advantage of things, directly puts aside upper box or upper cover and can open lower floor's box, and operation steps is simple, has greatly promoted user experience.

In this embodiment, all be provided with a pair of lock portion on every box of multilayer toolbox, and a pair of lock portion sets up respectively on corresponding box relative both sides wall, and the lock portion is including revealing the unblock operating parts in the lateral wall, and all boxes are arranged with the unblock operating parts of one side in a word, and a word is arranged and is parallel with the range upon range of direction of box. So, the structure and the size of each box are the same, and the box can be standardized, and the position is changed wantonly and is piled up, and no matter how pile up, upper box or upper cover are taken off to the both hands advantage of after all can unblock through the unblock operating parts unblock of both sides, operate more humanized. It should be noted that, structures for positioning tools, such as a blister layer or a foam layer, may be additionally provided in each box body, the structures and the dimensions of the box bodies are the same, only the box body structures shown in the drawings are the same, and other additional structures, such as the tool positioning structure, are not limited.

The upper case 20 and the lid 10 are further provided with a positioning member 33 for engaging with the lock portion 30. Referring to fig. 4 and 5, the positioning element 33 includes a lock portion 334 for cooperating with the lock catch 31, when the lock catch 31 is located at the locking position shown in fig. 4, the lock catch 31 cooperates with the lock portion 334 to fix the positioning element 33 and the lock portion 30 relatively, so as to lock the cover 10 or the upper case and the lower case; the lock 31 is located at the unlocking position shown in fig. 5, the lock 31 is disengaged from the locking portion 334, and the positioning member 33 is separated from the lock 31, so that the cover 10 or the upper case can be separated from the lower case. Specifically, the positioning member 33 includes a locking slot 330, the lock catch 31 extends into the locking slot 330 and is movable in the locking slot 330, the lock portion 334 is a sidewall defining the locking slot 310, and is specifically configured as a catch plate, and the lock catch 31 includes a hook portion, in the locking position, the hook portion of the lock catch 31 is engaged with the lock portion 314, so as to position the lock catch 31 and the lock portion 334 in the opening direction of the cover 1.

The latch 30 may further include a reset member 37 for applying a pre-load to the latch 31 to reset to the locking position. Specifically, the return member may be a return spring.

The lock 30 further includes a primary lock body 35 and a retaining assembly disposed on the primary lock body 35 for retaining the shackle 31 in the unlocked position. The lock catch 31 and the unlock operation member 32 are disposed on the main lock body 35 or are integrated with the main lock body 35. The retaining assembly is used to retain the latch 31 in the unlocked position. Specifically, the retaining member is disposed on the main lock body 35, and when the lock catch 31 moves to the unlocking position, the retaining member automatically cooperates with the positioning member 33 in a limiting manner to retain the lock catch 31 at the unlocking position. That is, the holding assembly can automatically position the main lock body 35 and the shackle 31 at the unlocking position, and at this time, the user does not have to press the unlocking manipulating member 32 to maintain the unlocking state, and after unlocking, the upper case 20 or the upper cover 10 can be manipulated to remove the upper case 20 or the upper cover 10, which is simple in operation. Because keep the subassembly can keep the unblock state, and need not the operator and additionally press the unblock operating parts and make it keep the unblock state, the in-process of uncapping, the user only need lift on upper cover or box can, greatly alleviate user's operation burden, operation experience is better.

In an embodiment, with continued reference to fig. 4 and 5, the retaining assembly includes a position-limiting pin 36, the positioning member 33 includes a positioning hole 332 for cooperating with the position-limiting pin 36, and in the unlocking position, the position-limiting pin 36 is opposite to the positioning hole 332, and the position-limiting pin 36 can be inserted into the positioning hole 332 to retain the lock catch 31 in the unlocking position. When the position-limiting pin 36 and the positioning hole 332 are in a staggered state (as shown in fig. 4), they may be partially staggered or completely staggered, and at this time, the position-limiting pin 36 abuts against the lower side surface of the positioning element 33, that is, the surface of the positioning element 33 facing the main lock body 35, which may also be referred to as the lower surface. When the positioning hole 332 moves to a position right above the stop pin 36, the surface of the stop pin 36 that abuts against the stop pin is absent, and the stop pin 36 is automatically inserted into the positioning hole 332, so that the main lock body 35 is maintained at the current unlocking position (as shown in fig. 5) by the cooperation of the stop pin 36 and the positioning hole 312.

Specifically, the holding assembly further includes an elastic member 38, one end of the elastic member 38 abuts against the main lock body 35, and the other end abuts against the limit pin 36, when the limit pin 36 is opposite to the positioning hole 332, the elastic member 38 abuts against and pushes the limit pin 36 to be embedded into the positioning hole 332.

The structure of each case 20 is the same for the convenience of stacking one on another, and thus the stacking order of the same cases 20 can be arbitrarily adjusted. The user can adjust the stacking sequence of the box bodies according to the requirements, for example, the box bodies for storing common tools are placed on the upper layer, and the box bodies for storing uncommon tools are placed on the lower layer, so that the tools can be taken and used more conveniently; the box body for accommodating the tools with larger weight can be arranged at a lower layer, and the box body for accommodating the tools with smaller weight can be arranged at an upper layer, so that the stability of stacking multiple layers of tool boxes is ensured. Because the structure of each box body is the same, the upper cover 10 can cover any one of the box bodies, and therefore, no matter which box body is positioned at the top layer, the upper cover 10 can seal the top layer box body.

In the illustrated embodiment, the housing 20 is generally rectangular in shape, and the upper end of the housing 20 defines an opening for the receiving cavity 29 through which tools can be stored and retrieved into the receiving cavity 29. The height and width of the case 20 are smaller than the length of the case, and the unlocking manipulating member 32 is provided on the side walls 26, 28 surrounded by the height and width of the case 20. Thus, when a user opens the upper cover or the upper layer box body, the user stands on one side of the longer side of the box body 20, the centers of the two hands are opposite, the distance between the palms is approximately the length of the box body, after the box body is opened, the taking tool is more convenient, and the operation of moving the upper layer box body or the upper cover is convenient and labor-saving.

With continued reference to fig. 2, for easier operation, the unlocking manipulating members 32 of the same box 20 are oppositely disposed, and a line L connecting centers of the unlocking manipulating members 32 on the same box 20 is parallel to a length direction of the box 20. When the user operates with two hands, two hands apply force in opposite directions to trigger the unlocking operation part 32, the stress of the box body is balanced, the position is not easy to move or shake, and the operation experience is good.

Further, the unlocking manipulating member 32 is located at a middle position corresponding to the extending direction of the width side of the case 20. Wherein, the width limit of box 20 is the side of the open width of injecing box 20, and unblock operating parts 32 sets up the middle part position at width limit extending direction, and the operational position is close the geometry bisection of box 20, is favorable to keeping the gesture of box in the operation process, reduces the risk of the box upset that leads to because the focus deviates from the operational position. In this embodiment, the width side of the case 20 is greater than the height side thereof and less than the length side thereof.

In one embodiment, the unlocking manipulating member 32 is provided at an upper portion or a middle portion of the side wall of the corresponding housing 20. Therefore, when the unlocking operation member 32 is triggered by a finger, the distance between the hand and the upper-layer box body 20 or the upper cover 10 is short, the hand can conveniently touch the upper-layer box body 20 or the upper cover 10 while triggering the unlocking operation member 32, the unlocking action stroke after unlocking is short, and the operation is convenient. Specifically, the distance of the unlocking manipulating member 32 from the upper edge of the side wall, i.e., the side wall defined by the height side and the width side of the case body 20, is less than 1/3 of the height of the side wall.

The applicant finds that in order to realize that the box body can be disassembled and overlapped arbitrarily, and any box body can be matched with the upper cover, the preliminary positioning structure between the box body and between the box body and the upper cover needs a simple structure, and a mechanism which is similar to a torsion spring and enables the upper cover or the upper layer box body to pop out automatically is inconveniently arranged between the box body and between the box body and the upper cover. When the upper layer box body or the upper cover is opened, the box body or the upper cover needs to be lifted manually to expose the accommodating cavity.

In order to facilitate the connection between the box body and between the box body and the upper cover, in an embodiment, the upper part of the box body comprises a first step structure 21 used for being matched with the upper layer box body or the upper cover for limiting, the bottom of the box body is provided with a second step structure 23 used for being matched with the first step structure 21 of the lower layer box body for limiting, the second step structure 23 is matched with the first step structure 21, when the first step structure 21 is matched with the second step structure 23, the relative movement of the upper layer box body or the upper cover in a supporting plane is limited, and the primary positioning of the upper layer box body or the upper cover is realized. The tank is generally placed horizontally, so that the above-mentioned "support plane" is a plane parallel to the horizontal plane.

Because the first step structure of each box body is the same, and the second step structure of each box body is also the same, the stacking sequence of the box bodies can be adjusted at will, and the upper cover 10 can be covered with any box body. The first and second step structures will be described in detail below by taking a single case as an example.

The first step structure 21 includes a matching platform 24 for supporting the upper box body or the upper cover 10, the matching platform 24 is lower than the sidewall of the box body 20, and the matching platform 24 is disposed around the sidewall of the box body 20, and is substantially rectangular and has the same shape as the opening of the receiving cavity of the box body 20. The second stepped structure 23 is configured to protrude downward from the bottom wall of the case 20 and is adapted to be embedded in the first stepped structure 21, and a lower end surface of the second stepped structure 23 is in contact with a mating step 24 of the first stepped structure 21, and the mating step 24 is used to support the upper case 20 or the upper lid 10. First stair structure 21 is including the interior lateral wall face that is located the box 20 above cooperation mesa 24, and the inside lateral wall face of box 20 is roughly perpendicular to cooperation mesa 24, is to encircle the setting for restriction second stair structure is the removal in the cooperation plane, realizes the preliminary location of upper cover or upper box and current box. The outer edge of the second step structure 23 is slightly smaller than the first step structure 21, and the second step structure 23 is arranged around the bottom wall of the box body 20 and located in the coverage range of the bottom wall of the box body 20. The second step structure 23 includes a circumferential side wall for sliding fit with the inner side wall surface of the box body 20, and the bottom end surface of the second step structure 23 is for supporting fit with the fitting table surface 24.

Specifically, box 20 includes outer casing 22 and interior casing 25, and interior casing 25 is fixed to be set up in outer casing 22, and interior casing 25 slightly is less than outer casing 22, and interior casing 25 nestification is in outer casing 22, and the lateral wall of interior casing 25 is less than the lateral wall of outer casing 22, and cooperation mesa 24 is formed at the up end of the lateral wall of inner casing 25.

The upper cover 10 is also provided with a second stepped structure which cooperates with the first stepped structure 21. The second stepped structure of the upper cover is formed by the outer surface of the upper cover 10. Specifically, the upper cover 10 includes a thickness wall surface, the thickness wall surface is suitable for sliding fit with the inner side wall surface of the box body 20, the shape of the thickness wall surface matches with the shape of the inner side wall surface of the box body 20, and the initial positioning of the upper cover 10 and the box body 20 is realized; the lid 10 also includes a bottom surface having a peripheral edge that is in supporting engagement with the engagement platform 24, i.e., the lid 10 is supported on the engagement platform 24 by the peripheral edge of its bottom surface.

The application provides a multilayer toolbox, the unblock operating parts are located the relative both sides limit of box, and user's both hands are located box both sides and press the unblock operating parts can the unblock and keep in the unblock position, then moves upper box or upper cover both sides on the both hands situation, directly puts aside upper box or upper cover and can open lower floor's box, division box easy operation.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, a person skilled in the art can make changes or changes in other different forms without creative work, and all should belong to the protection scope of the present invention.

Claims (10)

1. A multi-level tool case, comprising:

the number of the box bodies comprises n, the n box bodies are mutually stacked, and the adjacent box bodies are detachably connected; wherein n is an integer greater than or equal to 2;

the upper cover is detachably arranged on the box body at the top layer;

the locking parts are arranged on the box body in n pairs, one locking part is arranged on the box body, the locking parts are arranged on two opposite side walls of the corresponding box body respectively, each locking part comprises a lock catch used for being locked by the box body or the upper cover in a matched mode and an unlocking operation part used for unlocking, the unlocking operation parts are exposed on the side walls of the box body, the adjacent two locking parts are arranged in a stacked mode, the unlocking operation parts are arranged on the same side of the box body in a linear mode, and the linear mode is arranged in parallel to the stacking direction of the box body.

2. The multi-level tool box of claim 1, wherein the box body is substantially rectangular in shape, the height and width sides of the box body are each smaller than the length side thereof, and the unlocking operation member is provided on a side wall defined by the height and width sides of the box body.

3. The multi-deck toolbox of claim 2 wherein a line connecting the centers of two of said unlocking operators on the same box body is parallel to the length direction of said box body.

4. The multi-deck toolbox of claim 2 wherein said unlocking manipulating member is located at a central position corresponding to the direction in which the width side of said case extends.

5. The multi-deck toolbox of claim 1 wherein said unlocking operator is located at an upper or middle portion of the side wall corresponding to said case body.

6. The multi-level tool case of claim 1, wherein the lock portion further comprises a primary lock body and a retaining assembly disposed on the primary lock body for retaining the shackle in the unlocked position.

7. The multi-layer toolbox of any one of claims 1 to 6 wherein the upper portion of said toolbox comprises a first step structure for cooperating with said toolbox or said upper cover of an upper layer, the bottom portion of said toolbox and said upper cover being provided with a second step structure for cooperating with said first step structure for cooperating with a stop.

8. The multi-level tool box of claim 7, wherein the first step structure includes a mating table for supporting the upper level of the box or the lid, the mating table being lower than and circumferentially disposed along the side wall of the box.

9. The multi-level kit of claim 8, wherein said second step formation is configured to project downwardly from a bottom wall of said container body and is adapted to be received in said first step formation.

10. The multi-layer tool box of claim 8, wherein the box body includes an outer housing and an inner housing, the inner housing is fixedly disposed within the outer housing, and the engagement platform is formed on an upper end surface of a sidewall of the inner housing.

Images