CN211407906U

CN211407906U - Anti-falling unhooking-proof lunch box

Info

Publication number: CN211407906U
Application number: CN201922013258.6U
Authority: CN
Inventors: 殷怡
Original assignee: Guangzhou Pinsheng Electronic Technology Co ltd
Current assignee: Guangzhou Pinsheng Electronic Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-09-04
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses an anti-falling unhooking-proof lunch box, which comprises a lunch box main body consisting of an upper box cover and a lower box body, wherein the rear end surfaces of the upper box cover and the lower box body are movably connected through a pin joint connecting sheet, a buckle sheet with a hook is movably arranged on the front end surface of the upper box cover and just opposite to the position of the pin joint connecting sheet, the lower box body is provided with a slot buckled with the buckle sheet, a clamping part matched with the hook is arranged in the slot, the pin joint connecting sheet and the buckle sheet are respectively arranged on the upper box cover and the lower box body through a non-support lug, the non-support lug comprises a pin head, a pipe and a spring, the pin head and the spring are arranged inside the pipe, the pin head is abutted against the spring, the two ends of the pin head pipe are extended into the fixing slots arranged on the upper box cover and the lower box body through the deformation of the spring, and the traditional integrated pivot is taken as an independent part, the pivot can be prevented from being broken due to stress when the lunch box falls down, and the service life of the lunch box is prolonged.

Description

Anti-falling unhooking-proof lunch box

Technical Field

The utility model relates to an articles for daily use especially relates to an anti moult mousing-hook lunch-box.

Background

The lunch-box is the necessary container of carrying food commonly used, and can use in microwave oven, it is convenient to make the food of carrying, common lunch-box generally includes lid and lower box body, lower box body is as the splendid attire box body, go up the lid as the lid, be convenient for carry and facilitate the use, can be with last lid and lower box body coupling formation integrative structure, thereby and can be with last lid swing joint under on the box body through setting up the pin joint connection piece between last lid and the lower box body, further can set up the fastener between last lid and the lower box body, thereby open the lid or cover and close box body top down, but the pin joint connection piece and the fastener of traditional lunch-box are located the both sides face of lunch-box respectively, when the lunch-box falls, just fall the fracture with the pin joint connection piece easily.

CN204763899U discloses an anti-falling lunch box, which comprises an upper box cover and a lower box body, wherein the upper box cover and the lower box body are movably connected through a pivoting connecting sheet positioned on the side surface of the lunch box; the side surfaces of the upper box cover and the lower box body are respectively inwards concave towards the middle part to form an inwards concave cambered surface, and the pin joint connecting pieces positioned on the side surfaces are respectively inwards concave towards the middle part to form an inwards concave cambered surface. The protective edge is a soft adhesive tape attached to the periphery of the upper plane of the upper box cover or the periphery of the lower plane of the lower box cover. Be equipped with at least one pin joint groove that is used for the pin joint cramp on the side of last lid, be equipped with the trip in the cramp, the side of box body is equipped with the scarce groove that the cooperation cramp was detained and is received down, be equipped with cooperation trip card in scarce groove and go into wherein block portion, this lunch-box is pin joint connection piece and fastener setting in inside, can avoid the lunch-box to fall the damage that directly causes then, but this pin joint connection piece and fastener are installed fixedly through integrated into one piece's pivot, and integrated into one piece's pivot difficult processing and process out short and thin, the stress that receives when the lunch-box falls causes its rupture easily, thereby make pin joint connection piece and fastener drop to lose effect, influence the normal use of lunch-.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome the problem that exists among the above-mentioned, provide an anti moult mousing-hook lunch-box, regard traditional integrated into one piece's pivot as solitary spare part, can avoid the lunch-box to fall the rupture that time stress caused the pivot, improve the life of lunch-box.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an anti moult mousing-hook lunch-box, include the lunch-box main part that comprises last lid and lower box body, go up the pin joint connection piece swing joint through setting up between the rear end face of lid and lower box body, the terminal surface just has the cramp of taking the pothook to the position movable mounting of pin joint connection piece before going up the lid, the box body is equipped with the scarce groove of detaining and receiving with the cramp down, and lacks the block portion that the inslot is equipped with cooperation pothook lock, pin joint connection piece and cramp are all installed respectively on last lid and lower box body through the nothing support living ear that sets up, it includes pin fin, pipe expert and spring to have no support living ear, inside pipe expert is all located to pin fin and spring, and this pin fin and spring offset the setting to through spring deformation with the both ends of pin fin pipe expert and stretch into the fixed slot of last lid and lower box body setting.

Preferably, the tube pass penetrates through a through hole formed in the pin joint connecting piece and the buckling piece and is in clearance fit with the through hole, and two ends of the tube pass are flush with the outer surfaces of the pin joint connecting piece and the buckling piece. The assembly of the pipe through of being convenient for makes the rotation of upper box cover and lower box body more smooth and easy simultaneously.

Preferably, the nail head is in a cylindrical shape with a protrusion, the protrusion extends into the fixing grooves formed in the upper box cover and the lower box body, and the protrusion is in clearance fit with the fixing grooves.

Preferably, the protrusion of the stud protrudes 2mm from the outer surface of the through-tube in the fully sprung state of the spring. The size can play the best clamping effect, avoid the nail head from falling off due to artificial tension, and is convenient to process.

Preferably, the stud projection is flush with the outer surface of the pivotal connection and the cleat when the spring is fully compressed. Facilitating assembly between the components.

Preferably, the nail head is made of 303F stainless steel, and the tube and the spring are both made of 304 stainless steel.

Compared with the prior art, the utility model discloses the beneficial effect who has does: the pin joint connection piece and the cramp of this lunch-box all install respectively on last lid and lower box body through the nothing support ear that sets up, make no support ear of giving birth to replace traditional integrated into one piece's pivot to regard as solitary spare part with the pivot, stress caused the rupture of pivot when can avoiding the lunch-box to fall, improve the life of lunch-box.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is an exploded view of an anti-drop and anti-unhooking lunch box according to the present invention;

FIG. 2 is an exploded view of the anti-drop and anti-unhooking lunch box of the present invention;

FIG. 3 is a cross-sectional view of a drop-resistant unhooking-resistant lunch box according to the present invention;

FIG. 4 is a schematic view of the anti-falling and anti-falling lunch box of the present invention without supporting ears fully bouncing open;

fig. 5 is a schematic view of the drop-resistant unhooking-resistant lunch box fully compressed without the support ears.

Description of the drawings: 1. an upper box cover; 2. a lower box body; 3. the connecting sheet is pivoted; 4. buckling pieces; 5. a fastening part; 6. no support ear; 601. a nail head; 602. pipe passing; 603. a spring.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The utility model discloses at the concrete implementation as follows: as shown in fig. 1-5, an anti-falling and anti-unhooking lunch box comprises a lunch box body composed of an upper box cover 1 and a lower box body 2, wherein the upper box cover 1 is movably connected with the rear end surface of the lower box body 2 through a pivoting connection sheet 3, a buckle sheet 4 with a hook is movably arranged on the front end surface of the upper box cover 1 and opposite to the pivoting connection sheet 3, the lower box body 2 is provided with a slot for buckling with the buckle sheet 4, a clamping part 5 matched with the buckle of the hook is arranged in the slot, the pivoting connection sheet 3 and the buckle sheet 4 are respectively arranged on the upper box cover 1 and the lower box body 2 through a non-support lug 6, so that the non-support lug 6 replaces a traditional integrally formed pivot, the pivot is used as an independent part, the breakage of the pivot caused by stress when the lunch box falls can be avoided, the service life of the lunch box is prolonged, the non-support lug 6 comprises a nail head 601, a tube 602 and a, the nail head 601 is made of 303F stainless steel, the tube 602 and the spring 603 are made of 304 stainless steel, the tube 602 penetrates through the through holes formed in the pivot connecting sheets 3 and the buckle sheet 4 and is in clearance fit with the through holes, two ends of the tube 602 are flush with the outer surfaces of the pivot connecting sheets 3 and the buckle sheet 4, so that the tube 602 can be assembled conveniently, the upper box cover 1 and the lower box body 2 can rotate more smoothly, the nail head 601 and the spring 603 are arranged inside the tube 602 and are abutted against the spring 603, the spring 603 deforms to enable the nail head 601 to be arranged at two ends of the tube 602 and extend into the fixing grooves formed in the upper box cover 1 and the lower box body 2, the nail head 601 is in a cylindrical shape with a bulge, the bulge extends into the fixing grooves formed in the upper box cover 1 and the lower box body 2 and is in clearance fit with the fixing grooves, the bulge of the nail head 601 protrudes out of the outer surface of the tube 602 by 2mm when the spring 603 is completely opened, this size can play the best chucking effect, avoids the pin fin 601 to receive artificial pulling force and leads to droing, and the processing of being convenient for simultaneously, the protruding and pin joint connection piece 3 of pin fin 601 and the surface parallel and level of cramp 4 under the complete compression form of spring 603, the assembly between the part of being convenient for.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides an anti unhook lunch-box that falls, includes the lunch-box main part that comprises last lid and lower box body, go up the pivot connection piece swing joint through setting up between the rear end face of lid and lower box body, the terminal surface just has the cramp of taking the pothook just to the position movable mounting of pivot connection piece before going up the lid, the box body is equipped with the scarce groove of detaining with the cramp and receiving down, and lacks the block portion that the inslot was equipped with cooperation pothook lock, its characterized in that: the pin joint connection piece and the cramp are all installed on last lid and lower box body respectively through the no support ear that sets up, no support ear includes pin fin, pipe expert and spring, inside pipe expert was all located to pin fin and spring, and this pin fin and spring offseted the setting to through spring deformation with the both ends of pin fin overhead pipe expert and stretch into in the fixed slot that last lid and lower box body set up.

2. The anti-drop mousing-hook lunch box according to claim 1, characterized in that: the tube is through the through hole of pin joint connection piece and cramp setting to with this through hole clearance fit, and tube both ends and pin joint connection piece and the surface parallel and level of cramp.

3. The anti-drop mousing-hook lunch box according to claim 1, characterized in that: the nail head is in a cylindrical shape with a bulge, the bulge extends into the upper box cover and the fixing groove formed in the lower box body, and the bulge is in clearance fit with the fixing groove.

4. The drop-resistant mousing-hook lunch box according to claim 3, characterized in that: the bulge of the nail head protrudes out of the outer surface of the tube through by 2mm under the state that the spring is fully bounced open.

5. The drop-resistant mousing-hook lunch box according to claim 3, characterized in that: the bulge of the nail head is flush with the outer surfaces of the pin joint connecting piece and the buckle piece under the completely compressed state of the spring.

6. The anti-drop mousing-hook lunch box according to claim 1, characterized in that: the nail head is made of 303F stainless steel, and the tube and the spring are made of 304 stainless steel.