CN211869978U

CN211869978U - Simple metal box

Info

Publication number: CN211869978U
Application number: CN202020087597.9U
Authority: CN
Inventors: 刘佑湧; 朱鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-11-06
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a simple metal box, which comprises a base, a first side panel and a second side panel, wherein the first side panel and the second side panel are hinged on the base; the first side panel can swing towards the inner part of the substrate to be folded onto the surface of the substrate; a second vertical guide groove is formed in the surface of the corner vertical part of the substrate, a horizontal notch is formed in the upper part of the second vertical guide groove, and a second pin shaft and a protrusion are arranged at the bottom of the second side panel; when the second pin shaft is sleeved in the second vertical guide groove through the horizontal notch and the bulge is not sleeved in the second vertical guide groove through the horizontal notch, the second side panel can swing towards the inside of the substrate and be folded onto the surface of the substrate; when the protrusion is sleeved in the second vertical guide groove through the horizontal notch, the second side panel is locked at the vertical position. The utility model discloses only need establish the arch in the vertical guide slot of second through horizontal breach cover, then the second side panel is vertical to be kept in the basement and can not produce the swing, need not to adopt the connecting piece to connect the second side panel and fix to the basement.

Description

Simple metal box

Technical Field

The utility model relates to a metal box especially indicates a simple and easy metal box for transporting easy creep material.

Background

In shipping creep-prone materials, such as synthetic rubber, it is often desirable to load the creep-prone material into a metal box. To facilitate the handling of goods and the transport of empty containers in a stacked manner, the first and second side panels of the metal box are usually provided in a detachable or foldable form. Existing metal boxes typically include a base, and two opposing first side panels and two opposing second side panels hinged to the base. However, the existing metal box needs to open the first side panel or the second side panel and keep the second side panel or the first side panel vertical when the interior needs to be cleaned. In order to keep the second side panel or the first side panel vertical, the existing metal box needs to additionally adopt a coupling element to realize the fixed connection between the second side panel or the first side panel and the base, and when the second side panel or the first side panel needs to be folded, the coupling element needs to be disassembled again, the operation and the disassembly are complex, the use is inconvenient, and the efficiency of stacking and transporting goods and empty boxes is seriously influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple and easy metal box that simple structure, can install fast and dismantle to above-mentioned problem.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a simple metal box comprises a base, a first side panel and a second side panel, wherein the first side panel and the second side panel are hinged to the base; the second side panel is provided with a lockset, and the lockset locks or unlocks the second side panel and the first side panel; a clamping groove is formed in the surface of the vertical corner part of the substrate, a first vertical guide groove is formed in the wall of the clamping groove, a first pin shaft and a clamping block are arranged at the bottom of the first side panel, the first pin shaft is rotatably and slidably sleeved in the first vertical guide groove, and the clamping block is clamped in the clamping groove; after the clamping block is taken out of the clamping groove, the first side panel can swing towards the inside of the base and be folded onto the surface of the base, or the first side panel is taken out vertically upwards; a second vertical guide groove is formed in the surface of the corner vertical part of the substrate, a horizontal notch is formed in the upper part of the second vertical guide groove, and a second pin shaft and a protrusion are arranged at the bottom of the second side panel; when the second pin shaft is sleeved in the second vertical guide groove through the horizontal notch and the bulge is not sleeved in the second vertical guide groove through the horizontal notch, the second side panel can swing towards the inside of the substrate and be folded onto the surface of the substrate; when the protrusion is sleeved in the second vertical guide groove through the horizontal notch, the second side panel is locked at the vertical position.

Preferably, the bottom surfaces of the first vertical guide groove and the second vertical guide groove are arc-shaped surfaces.

As a preferred scheme, the lockset comprises a support, a lock rod, a sleeve and a safety limiting device which are arranged on a second side panel, wherein the second side panel is provided with a through hole, and a first side panel corresponding to the second side panel is provided with a second clamping groove; the lock rod is slidably and rotatably arranged on the support, and the front end of the lock rod is provided with a hook part which is clamped in the second clamping groove or is accommodated in the through hole; the sleeve is slidably and rotatably sleeved on the lock rod, and a handle is fixedly arranged on the sleeve; the front end of the lock rod is provided with a second bulge, and the front end of the sleeve is provided with a groove; the lower part of the support is provided with a notch for placing a handle, and the safety limiting device is arranged at the notch to limit the handle to swing outwards; before the first side panel and the second side panel are locked, the sleeve slides forwards and rotates to clamp the second protrusion into the groove, and the sleeve pushes the hook part of the lock rod out of the through hole and drives the hook part to rotate and hook the second clamping groove to form a locking structure; the sleeve slides backwards to separate the second bulge from the groove, the handle is rotated into the notch, and the safety limiting device closes the notch to limit the handle in the notch to form a limiting structure.

As a preferred scheme, the safety limiting device comprises a limiting block, a control rod and an elastic piece, wherein the limiting block can be arranged at the lower part of the support in a swinging mode; the control rod is fixedly connected with the limiting block to control the limiting block to overcome the elasticity of the elastic piece to open the notch.

As a preferred scheme, a guide rod is arranged at the bottom of the support, the elastic part is arranged on the guide rod, and two ends of the elastic part respectively press the support and the limiting block.

As a preferred scheme, the tail end of the lock rod is provided with a pin, after the sleeve slides backwards and the second protrusion is separated from the groove, the tail end of the sleeve presses the pin to drive the lock rod to slide backwards, and the hook part is accommodated in the through hole.

As a preferable scheme, the limiting block is rotatably mounted on the support through a rotating shaft; the elastic piece is a spring.

Implement the utility model discloses, following beneficial effect has:

1. when the metal box needs to be opened, the lock is unlocked, so that the first side panel is unlocked from the second side panel; at the moment, only upward pulling force needs to be applied to the first side panel, the clamping block is separated from the clamping groove, and meanwhile, the first pin shaft slides upwards along the first vertical guide groove and slides out, so that the first side panel is rapidly detached from the base; in establishing first vertical guide slot with first round pin axle slip cap, with the fixture block joint in the draw-in groove simultaneously, then install first side panel on the basement, first side panel can be vertically stably kept on vertical position moreover, dismantles and installs simply, conveniently and swiftly.

2. The utility model discloses establish the second round pin axle through horizontal breach cover back in the vertical guide slot of second, then the second side board can be to the inside swing of basement and be folded to the basement on the surface. And when the second side panel is required to be vertically kept on the substrate, the protrusion is only required to be sleeved into the second vertical guide groove through the horizontal notch, the second side panel is vertically kept on the substrate without swinging, the second side panel is not required to be connected and fixed on the substrate by adopting a connecting piece, and when the second side panel is required to be folded on the upper surface of the substrate, upward pulling force is only required to be applied to the second side panel, the protrusion is enabled to be separated from the horizontal notch, then the second side panel swings inwards towards the substrate, and the vertical state of the second side panel can be unlocked, the structure is simple, the use is convenient and quick.

3. When the first side panel and the second side panel of the metal box are required to be locked together, the safety limiting device is firstly opened, and then the handle is swung upwards to be separated from the notch; then the handle is pushed, the groove at the front end of the handle is clamped on the second bulge and the lock rod is pushed to slide forwards, so that the hook part slides out of the through hole and extends into the clamping groove; and then the handle is swung downwards, the handle drives the second protrusion to swing downwards through the groove, so that the driving lock rod swings, the hook part of the lock rod is clamped in the clamping groove, and the locking connection between the first side panel and the second side panel is completed. After the first side board and the second side board locking of metal carton are in the same place, this structure is through promoting the handle, and the handle locking lever slides backward, makes recess and the protruding separation of second to when the handle slides to the notch position, open insurance stop device and with the handle swing down and establish in the notch, close insurance stop device at last and restrict the handle in the notch.

4. The utility model discloses a first side board and second side board locking back together because recess and the protruding for breaking away from the state of second, can't make the sleeve drive locking lever upswing through the upwards swing handle, guaranteed that colluding of locking lever can the joint steadily in the draw-in groove, greatly guaranteed security and reliability that first side board and second side board are connected. That is, when the first side panel and the second side panel need to be unlocked, the unlocking operation needs to be realized through the following two steps in sequence: 1. the safety limiting device 4 is opened, and the handle swings upwards to be separated from the notch; 2. the handle is pushed forwards to enable the concave part to be clamped with the second convex part, and then the handle is swung downwards to enable the hook part to be separated from the clamping groove. Therefore, the unlocking device has a double protection structure during unlocking, and can realize unlocking only through two operations, so that the reliability and the safety of the operation are greatly improved.

5. Under the normal state, the notch is closed to the stopper under the elastic force effect of elastic component for the cover is located the intraoral handle of notch and is restricted and unable upwards swing and deviate from, prevents that the handle from deviating from easily and driving the locking lever swing when receiving the effect of external force. When the handle needs to be swung upwards to be separated from the notch, the control rod only needs to be swung, the limiting block overcomes the elasticity of the elastic piece to open the notch, and the handle can be swung upwards to be separated from the notch.

Drawings

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

Fig. 1 is a schematic structural view of the simple metal box of the present invention when the first side panel and the second side panel are locked together.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a schematic view of one of the second side panels of fig. 1 folded onto the substrate.

Fig. 4 is a schematic view of the structure of fig. 1 with both second side panels folded onto the substrate.

Fig. 5 is a partially enlarged view of a portion a of fig. 2.

Fig. 6 is a schematic view of the first side panel and the second side panel of fig. 1 each folded onto the substrate.

Fig. 7 is a schematic view showing the structure in which two metal cases of fig. 1 are stacked one on top of another.

Fig. 8 is a schematic view of the first side panel and the second side panel of fig. 7 each folded onto the substrate.

FIG. 9 is a schematic view of the safety lock of the present invention in a locked state;

FIG. 10 is a schematic view of the simple metal box of the present invention showing the handle of the lock swinging upward;

FIG. 11 is a schematic structural view of the lock of the simple metal box of the present invention when the groove and the protrusion are engaged together;

FIG. 12 is a schematic structural view of the simple metal box of the present invention when the hook of the lock rod is driven by the sleeve of the lock;

fig. 13 is a partially enlarged view of a portion B of fig. 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

With reference to fig. 1 to 8, the present embodiment relates to a simple metal box comprising a base 1, and two opposite first 2 and second 3 side panels hinged on the base 1; the second side panel 3 is provided with a lockset 4, and the lockset 4 locks or unlocks the space between the second side panel 3 and the first side panel 2; a clamping groove 11 is formed in the surface of the corner vertical part of the substrate 1, a first vertical guide groove 12 is formed in the wall of the clamping groove 11, a first pin shaft 21 and a clamping block 22 are arranged at the bottom of the first side panel 2, the first pin shaft 21 is rotatably and slidably sleeved in the first vertical guide groove 12, and the clamping block 22 is clamped in the clamping groove 11; after the clamping block 22 is taken out of the clamping groove 11, the first side panel 2 can swing towards the inside of the base 1 to be folded onto the surface of the base 1, or the first side panel 2 is taken out vertically upwards; a second vertical guide groove 13 is further formed in the surface of the corner vertical part of the substrate 1, a horizontal notch 14 is formed in the upper part of the second vertical guide groove 13, and a second pin shaft 31 and a protrusion 32 are arranged at the bottom of the second side panel 3; when the second pin 31 is sleeved in the second vertical guide groove 13 through the horizontal notch 14 and the protrusion 32 is not sleeved in the second vertical guide groove 13 through the horizontal notch 14, the second side panel 3 can swing towards the inside of the substrate 1 and be folded onto the surface of the substrate 1; when the protrusion 32 is inserted into the second vertical guide groove 13 through the horizontal notch 14, the second side panel 3 is locked in the upright position. The bottom surfaces of the first vertical guide groove 12 and the second vertical guide groove 13 are arc-shaped surfaces.

When the metal box needs to be opened, the lockset 4 is only needed to be unlocked, so that the first side panel 2 is unlocked from the second side panel 3; at this time, only an upward pulling force needs to be applied to the first side panel 2, the fixture block 22 is disengaged from the clamping groove 11, and meanwhile, the first pin shaft 21 slides upwards and slides out along the first vertical guide groove 12, so that the first side panel 2 is rapidly detached from the base; in establishing first vertical guide slot 12 with first round pin axle 21 slip cap, with fixture block 22 joint in draw-in groove 11 simultaneously, then install first side panel 2 on basement 1, first side panel 2 can be vertically stably kept on vertical position moreover, dismantles and installs simply, conveniently and swiftly.

In addition, after the second pin 31 is sleeved into the second vertical guide slot 13 through the horizontal notch 14, the second side panel 3 can swing towards the inside of the base 1 and be folded onto the surface of the base 1. When the second side panel 3 needs to be vertically held on the base 1, the protrusion 32 is only required to be sleeved in the second vertical guide groove 13 through the horizontal notch 14, the second side panel 3 is vertically held on the base 1 without swinging, the second side panel 3 is not required to be connected and fixed on the base 1 by adopting a connecting piece, and when the second side panel 3 needs to be folded on the upper surface of the base 1, only an upward pulling force is required to be applied to the second side panel 3 to enable the protrusion 32 to be separated from the horizontal notch 14, then the second side panel 3 is swung towards the base 1, the vertical state of the second side panel 3 can be unlocked, the structure is simple, the use is convenient and quick, the problems that the fixed connection between the second side panel 3 and the base 1 needs to be realized by adopting a connecting element additionally in the existing metal box in order to hold the second side panel 3 to be vertical are solved, and when the second side panel 3 or the first side panel 2 needs to be folded are solved, the connecting elements need to be disassembled again, the operation and the disassembly are complex, the use is inconvenient, and the efficiency of loading, unloading and stacking and transporting empty boxes is seriously influenced.

As shown in fig. 9 to 13, the lock 4 includes a support 41, a lock bar 42, a sleeve 43 and a safety limiting device 44, which are disposed on the second side panel 3, the second side panel 3 is provided with a through hole 33, and the first side panel 2 corresponding to the second side panel 3 is provided with a second slot 23; the lock rod 42 is slidably and rotatably mounted on the support 41, a hook portion 421 is arranged at the front end of the lock rod 42, and the hook portion 421 is clamped in the second clamping groove 23 or is accommodated in the through hole 33; the sleeve 43 is sleeved on the lock rod 42 in a sliding and rotating manner, and a handle 44 is fixedly arranged on the sleeve 43; the front end of the locking rod 42 is provided with a second protrusion 422, and the front end of the sleeve 43 is provided with a groove 431; the lower part of the support 41 is provided with a notch 411 for placing the handle 44, and the safety limiting device 44 is arranged at the notch 411 to limit the handle 44 to swing outwards; before the first side panel 2 and the second side panel 3 are locked, the sleeve 43 slides forwards and rotates to clamp the second protrusion 422 into the groove 431, and the sleeve 43 pushes the hook portion 421 of the lock rod 42 out of the through hole 33 and drives the hook portion 421 to rotate and hook the second clamping groove 23 to form a locking structure; the sleeve 43 slides backward to remove the second protrusion 422 from the groove 431, the handle 44 is rotated into the slot 411, and the safety stopper 44 closes the slot 411 to stop the handle 44 in the slot 411, thereby forming a stop structure.

When the first side panel 2 and the second side panel 3 of the metal box need to be locked together, the safety limiting device 44 is firstly opened, and then the handle 44 is swung upwards, so that the handle 44 is pulled out of the notch 411; then, the handle 44 is pushed, the groove 431 at the front end of the handle 44 is clamped on the second protrusion 422, and the lock rod 42 is pushed to slide forwards, so that the hook 421 slides out of the through hole 33 and extends into the clamping groove; and then the handle 44 is swung downwards, the handle 44 drives the second protrusion 422 to swing downwards through the groove 431, so that the locking rod 42 is driven to swing, and the hook portion 421 of the locking rod 42 is clamped in the clamping groove, thereby completing the locking connection between the first side panel 2 and the second side panel 3. After the first side panel 2 and the second side panel 3 of the metal box are locked together, the structure pushes the handle 44, slides the locking rod 42 backwards to separate the groove 431 from the second protrusion 422, opens the safety limit device 44 and swings the handle 44 downwards to be sleeved in the notch 411 when the handle 44 slides to the position of the notch 411, and finally closes the safety limit device 44 to limit the handle 44 in the notch 411.

After the first side panel 2 and the second side panel 3 of this structure are locked together, because recess 431 and second are protruding 422 for breaking away from the state, can't make sleeve 43 drive locking lever 42 upwards swing through upwards swing handle 44, guaranteed that locking lever 42 colludes portion 421 can stably the joint in the draw-in groove, greatly guaranteed security and reliability that first side panel 2 and second side panel 3 are connected. That is, when the first side panel 2 and the second side panel 3 need to be unlocked, the unlocking can be realized through the following two steps in sequence: 1. opening the safety limit device 44, and swinging the handle 44 upwards to get out of the notch 411; 2. the handle 44 is pushed forward to make the concave engage with the second protrusion 422, and then the handle 44 is swung downward to release the hook 421 from the engaging groove. Therefore, the unlocking device has a double protection structure during unlocking, and can realize unlocking only through two operations, so that the reliability and the safety of the operation are greatly improved.

As shown in fig. 4, the safety limit device 44 includes a limit block 441, a control rod 442 and an elastic member 443, wherein the limit block 441 is swingably mounted on the lower portion of the support 41, and in a normal state, the elastic member 443 applies an elastic force to the limit block 441 to swing the top pressure limit block 441 toward the slot 411, and the limit block 441 closes the slot 411; the control rod 442 is fixedly connected with the limiting block 441 to control the limiting block 441 to open the slot 411 against the elastic force of the elastic member 443.

In a normal state, the limiting block 441 closes the slot 411 under the elastic force of the elastic element 443, so that the handle 44 sleeved in the slot 411 is limited and cannot swing upwards to be separated, and the handle 44 is prevented from being separated easily to drive the lock rod 42 to swing when being subjected to an external force. When the handle 44 needs to be swung upwards to be disengaged from the slot 411, the control rod 442 only needs to be swung, the limiting block 441 overcomes the elastic force of the elastic element 443 to open the slot 411, and at the moment, the handle 44 can be swung upwards to be disengaged from the slot 411.

The bottom of the support 41 is provided with a guide rod 410, the elastic element 443 is arranged on the guide rod 410, and two ends of the elastic element 443 respectively press against the support 41 and the limiting block 441. Under the guiding action of the guide rod 410, the elastic element 443 can stably press against the stopper 441, so as to ensure that the stopper 441 can stably close the slot 411 under normal conditions.

The tail end of the lock rod 42 is provided with a pin 24, after the sleeve 43 slides backwards and the second protrusion 422 is taken out of the groove 431, the tail end of the sleeve 43 presses the pin 24 to drive the lock rod 42 to slide backwards, and the hook 421 is accommodated in the through hole 33. After the hook 421 is released from the slot, in order to prevent the hook 421 from being exposed to scratch the worker, the tail end of the sleeve 43 presses the pin 24 to drive the lock rod 42 to slide backwards, so that the hook 421 can be accommodated in the through hole 33.

The limiting block 441 is rotatably mounted on the support 41 through a rotating shaft, that is, the limiting block 441 is hinged on the support 41.

The elastic member 443 is a spring. Of course, the elastic member 443 may also be a torsion spring.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.

Claims

1. A simple metal box is characterized by comprising a base, and two opposite first side panels and two opposite second side panels hinged to the base; the second side panel is provided with a lockset, and the lockset locks or unlocks the second side panel and the first side panel; a clamping groove is formed in the surface of the vertical corner part of the substrate, a first vertical guide groove is formed in the wall of the clamping groove, a first pin shaft and a clamping block are arranged at the bottom of the first side panel, the first pin shaft is rotatably and slidably sleeved in the first vertical guide groove, and the clamping block is clamped in the clamping groove; after the clamping block is taken out of the clamping groove, the first side panel can swing towards the inside of the base and be folded onto the surface of the base, or the first side panel is taken out vertically upwards; a second vertical guide groove is formed in the surface of the corner vertical part of the substrate, a horizontal notch is formed in the upper part of the second vertical guide groove, and a second pin shaft and a protrusion are arranged at the bottom of the second side panel; when the second pin shaft is sleeved in the second vertical guide groove through the horizontal notch and the bulge is not sleeved in the second vertical guide groove through the horizontal notch, the second side panel can swing towards the inside of the substrate and be folded onto the surface of the substrate; when the protrusion is sleeved in the second vertical guide groove through the horizontal notch, the second side panel is locked at the vertical position.

2. The simple metal box of claim 1, wherein the bottom surfaces of the first vertical guide groove and the second vertical guide groove are arc-shaped surfaces.

3. The simple metal box of claim 1, wherein the lock comprises a support, a lock rod, a sleeve and a safety limiting device, the support, the lock rod, the sleeve and the safety limiting device are arranged on a second side panel, a through hole is formed on the second side panel, and a second clamping groove is formed on a first side panel corresponding to the second side panel; the lock rod is slidably and rotatably arranged on the support, and the front end of the lock rod is provided with a hook part which is clamped in the second clamping groove or is accommodated in the through hole; the sleeve is slidably and rotatably sleeved on the lock rod, and a handle is fixedly arranged on the sleeve; the front end of the lock rod is provided with a second bulge, and the front end of the sleeve is provided with a groove; the lower part of the support is provided with a notch for placing a handle, and the safety limiting device is arranged at the notch to limit the handle to swing outwards; before the first side panel and the second side panel are locked, the sleeve slides forwards and rotates to clamp the second protrusion into the groove, and the sleeve pushes the hook part of the lock rod out of the through hole and drives the hook part to rotate and hook the second clamping groove to form a locking structure; the sleeve slides backwards to separate the second bulge from the groove, the handle is rotated into the notch, and the safety limiting device closes the notch to limit the handle in the notch to form a limiting structure.

4. The simple metal box according to claim 3, wherein the safety limiting device comprises a limiting block, a control rod and an elastic member, the limiting block is arranged at the lower part of the support in a swinging manner, under a normal state, the elastic member applies elasticity to the limiting block to press the limiting block to swing towards the direction of the notch, and the limiting block closes the notch; the control rod is fixedly connected with the limiting block to control the limiting block to overcome the elasticity of the elastic piece to open the notch.

5. The simple metal box as claimed in claim 4, wherein a guide bar is disposed at the bottom of the support, the elastic member is disposed on the guide bar, and two ends of the elastic member respectively press against the support and the limiting block.

6. The simple metal box as claimed in claim 3, wherein the locking rod has a pin at its end, and when the sleeve slides backward to separate the second protrusion from the groove, the pin is pressed by the end of the sleeve to drive the locking rod to slide backward, and the hook is received in the through hole.

7. The simple metal box as claimed in claim 4, wherein the limiting block is rotatably mounted on the support via a rotating shaft; the elastic piece is a spring.