CN212023458U

CN212023458U - Automatic locking structure of cold chain case

Info

Publication number: CN212023458U
Application number: CN202020599287.5U
Authority: CN
Inventors: 刘卫珍; 崔斯婷; 李春松
Original assignee: Guangdong Xueyin Group Co ltd
Current assignee: Guangdong Xueyin Group Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-11-27
Anticipated expiration: 2030-04-20

Abstract

The utility model relates to a cold chain case technical field, more specifically say, it relates to a cold chain case automatic locking structure, and its technical scheme main points are: including box and case lid, the case lid bottom is provided with the lock shell, is provided with elasticity grafting structure between the both sides lateral wall of lock shell and the both sides inner wall of box, and the case lid top is provided with unlocking structure, is provided with two sets of linkage structures between the elasticity grafting structure of unlocking structure and both sides, the utility model discloses a cold chain case automatic locking structure has the quick lid of the case lid of being convenient for to close and the effect of dismantling fast.

Description

Automatic locking structure of cold chain case

Technical Field

The utility model belongs to the technical field of the cold chain case technique and specifically relates to a cold chain case automatic locking structure.

Background

The cold chain case is a common portable refrigeration device, and can be used for preserving medicines, samples or other products which need to be stored at low temperature. Cold chain case among the prior art is usually including the cold chain case body to set up the upper cover that can open at the cold chain case body is supporting, simultaneously, through setting up the tool to lock on the upper cover, reach the not hard up problem of opening of upper cover that prevents the cold chain case.

The special cold chain case of medicine that current patent publication is CN207759398U, including the case lid, case lid detachably seals and sets up on the opening, and the case lid adopts the buckle to be connected with the box, specifically sets up to set up four buckle connecting pieces on four corner connecting pieces and four case lid corner connecting pieces to on the opening of box is located with the case lid knot.

Foretell cold chain case when carrying out the straining or loosen the case lid, need operate four buckles in proper order, and operating procedure is loaded down with trivial details, and the quick lid of the case lid of not being convenient for closes and quick dismantlement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cold chain case automatic locking structure has the effect that the quick lid of the case lid of being convenient for closed and dismantle fast.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a cold chain case automatic locking structure, includes box and case lid, the case lid bottom is provided with the lock shell, be provided with elasticity grafting structure between the both sides lateral wall of lock shell and the both sides inner wall of box, the case lid top is provided with unlocking structure, be provided with two sets of linkage structures between the elasticity grafting structure of unlocking structure and both sides.

Through adopting above-mentioned technical scheme, when the case lid closed on the box, the lock shell of case lid bottom was through elasticity grafting structure and the automatic locking of pegging graft of box, and when the case lid was dismantled to needs, through operation unlocking structure, under linkage structure's drive for the elasticity grafting structure unblock simultaneously of both sides, has avoided loaded down with trivial details operating procedure, makes this cold chain case automatic locking structure have the quick lid of the case lid of being convenient for to close and quick effect of dismantling.

The utility model discloses further set up to: elasticity grafting structure includes slot, spring and the wedge that can align with the slot, the slot sets up the inner wall at the box, the lateral wall of lock shell is provided with flexible groove, the wedge slides and sets up at flexible inslot, the both ends of spring are connected with wedge, flexible groove respectively, the size of wedge sets up with the size cooperation of slot.

Through adopting above-mentioned technical scheme, close the in-process on the box at the case lid, lock the inner wall contact of lock shell lateral wall earlier with the box and the flexible inslot of retraction, when the wedge aligns with the slot, the wedge is in the slot is gone into to the bullet under the effect of spring for lock shell is automatic to be pegged graft with the box, thereby makes case lid and box automatic locking, has the quick lid effect of closing of the case lid of being convenient for.

The utility model discloses further set up to: the unlocking structure comprises a first sliding rod and a first sliding groove, the first sliding groove is formed in the top of the box cover, the first sliding rod is provided with two sliding rods, the two sliding rods are parallel to each other and are arranged in the first sliding groove in a sliding mode, the two sliding rods are connected with the wedge blocks on two sides through two sets of linkage structures respectively, and the two sliding directions of the first sliding rods are parallel to the telescopic directions of the wedge blocks on the two sides respectively.

Through adopting above-mentioned technical scheme, can remove two first slide bars simultaneously in first spout for two first slide bars drive the wedge retraction flexible inslot of both sides simultaneously through two sets of linkage structure, thereby be convenient for the quick dismantlement of case lid.

The utility model discloses further set up to: linkage includes pull rod, connecting rod and second slide bar, be provided with the second spout in the lock shell, the second spout sets up between the wedge of both sides, the second slide bar is provided with two, two the second slide bar is parallel to each other, two the second slide bar slides and sets up in the second spout, two the slip direction of second slide bar is parallel with the flexible direction of both sides wedge respectively, two the second slide bar is connected with the wedge of both sides respectively through many pull rods, two the second slide bar is connected with two first slide bar respectively through two connecting rods, be provided with the bar mouth that supplies two connecting rods to remove between second spout and the first spout.

Through adopting above-mentioned technical scheme, during the unblock, two first slide bars slide and drive two second slide bars through the connecting rod and slide, and two second slide bars pass through the wedge retraction flexible inslot that the pull rod drove both sides to the quick dismantlement of case lid of being convenient for.

The utility model discloses further set up to: and grooves are formed in the side walls, which deviate from each other, between the two first sliding rods.

Through adopting above-mentioned technical scheme, the setting of recess is convenient for people and grasps two first slide bars to the case lid after being convenient for people and will unblock is mentioned.

The utility model discloses further set up to: a chamfer is arranged between the top and the inner wall of the box body.

Through adopting above-mentioned technical scheme, with the in-process of box lid on the box, the wedge of lock shell both sides can with box top and box inner wall between the turning contact, the setting of chamfer be used for with wedge smooth contact, avoid rigid contact, play the guard action to the wedge.

The utility model discloses further set up to: the box body top is provided with the annular flange, the case lid bottom is provided with the annular caulking groove, the annular caulking groove sets up with the annular flange cooperation, be provided with the sealing washer between annular flange and the annular caulking groove.

Through adopting above-mentioned technical scheme, the sealing washer that sets up between annular flange and annular caulking groove can improve the leakproofness between case lid and the box.

To sum up, the utility model discloses following beneficial effect has:

firstly, in the process of covering the box cover on the box body, the wedge-shaped blocks on two sides of the lock shell are firstly contacted with the inner wall of the box body, so that the wedge-shaped blocks are retracted into the telescopic groove, and when the telescopic groove is aligned with the slot on the inner wall of the box body, the wedge-shaped blocks are popped into the slot, so that the lock shell is automatically inserted into the box body, and the quick covering of the box cover is facilitated;

and secondly, when the box cover is required to be disassembled, the two first sliding rods at the top of the box cover are tightly held, so that the two first sliding rods slide in the first sliding grooves, the two first sliding rods drive the two second sliding rods to slide through the connecting rods, the two second sliding rods drive the wedge blocks on the two sides to retract into the telescopic grooves through the pull rods, the wedge blocks on the two sides are simultaneously drawn out from the slots, and the box cover is convenient to disassemble quickly.

Drawings

FIG. 1 is an overall schematic view of a cold chain case in the present embodiment;

FIG. 2 is an exploded view of the structure of the cold chain case in the present embodiment;

FIG. 3 is a transverse cross-sectional view of the cold chain case in the present embodiment;

FIG. 4 is a longitudinal sectional view of the cold chain case in the present embodiment;

fig. 5 is a partially enlarged view of a portion a in fig. 4.

In the figure: 1. a box body; 2. a box cover; 3. a first chute; 4. a first slide bar; 5. a lock case; 6. a telescopic groove; 7. a wedge block; 8. a spring; 9. a slot; 10. a second chute; 11. a second slide bar; 12. a pull rod; 13. a connecting rod; 14. a strip-shaped opening; 15. a groove; 16. an annular flange; 17. an annular caulking groove; 18. a sealing strip; 19. and (6) chamfering.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides a cold chain case automatic locking structure, as shown in figure 1, includes that box 1 closes the case lid 2 at box 1 top with can covering, and the central point at box 1 top puts and has seted up first spout 3, and first spout 3 is the rectangle, and 3 internal slipping of first spout is provided with the first slide bar 4 of two parallels, and two first slide bars 4 all are the rectangle strip, and the both ends of two first slide bars 4 are laminated with the both sides cell wall of first spout 3 respectively.

As shown in fig. 2 and 3, a lock case 5 is disposed at the bottom of the case cover 2, two telescopic slots 6 are respectively disposed on two opposite side walls of the lock case 5, so that four telescopic slots 6 are provided, and one end of each telescopic slot 6 penetrates through a side wall of the lock case 5. The sliding in the telescopic groove 6 is provided with a wedge block 7, the size of the wedge block 7 is matched with the size of the telescopic groove 6, a spring 8 is connected between the inner end of the wedge block 7 and the inner end of the telescopic groove 6, the wedge block 7 has an outward extending trend in the telescopic groove 6 under the action of the spring 8, and the wedge block 7 can be retracted into the telescopic groove 6 under the action of external force, so that the wedge block 7 can be telescopically arranged on two side walls of the lock shell 5.

As shown in fig. 2 and 3, two opposite inner walls of the box body 1 are respectively provided with two slots 9, so that the number of the slots 9 is four, the positions of the four slots 9 correspond to the positions of the four wedge blocks 7, and the sizes of the four slots 9 are matched with the sizes of the four wedge blocks 7, so that in the process of covering the box body 1 on the box cover 2, the four slots 9 can be aligned with the four wedge blocks 7 and the telescopic slot 6 respectively, and the wedge blocks 7 are automatically inserted into the slots 9 under the action of the springs 8, so that the lock shell 5 is automatically inserted into the inner walls of the box body 1, and the box cover 2 is quickly and automatically locked on the box body 1.

As shown in fig. 4 and 5, the corners of the top of the box body 1 and the inner wall of the box body 1 are provided with chamfers 19, and because the box cover 2 covers the top of the box body 1, the wedge blocks 7 are abutted against the corners between the top of the box body 1 and the inner wall of the box body 1, the chamfers 19 are arranged to avoid the corners between the top of the box body 1 and the inner wall of the box body 1 from being rigidly abutted against the wedge blocks 7, so that the wedge blocks 7 are protected.

As shown in fig. 3, a second sliding groove 10 is provided in the lock case 5, the second sliding groove 10 is provided between the telescopic grooves 6 on both sides of the lock case 5, the second sliding groove 10 is rectangular, and the second sliding groove 10 is horizontally provided. Two parallel second sliding rods 11 are slidably arranged in the second sliding chute 10, and two ends of each second sliding rod 11 are respectively attached to two side chute walls of the second sliding chute 10. The two second slide bars 11 are respectively and fixedly connected with the wedge blocks 7 on the two sides through the pull rod 12, so that the two second slide bars 11 can respectively drive the wedge blocks 7 on the two sides to move, and the two second slide bars 11 can respectively drive the wedge blocks 7 on the two sides to retract into the telescopic groove 6.

As shown in fig. 3 and 4, the sliding directions of the two second sliding rods 11 are parallel to the sliding directions of the two first sliding rods 4, the two second sliding rods 11 are respectively and fixedly connected with the two first sliding rods 4 through the connecting rods 13, and the strip-shaped openings 14 for the two connecting rods 13 to move are communicated between the first sliding grooves 3 and the second sliding grooves 10, so that the two second sliding rods 11 are respectively driven to move through the connecting rods 13 when the two first sliding rods 4 move, the wedge blocks 7 on two controllable sides of the two first sliding rods 4 can be simultaneously retracted into the telescopic grooves 6, and the box cover 2 can be rapidly detached.

As shown in fig. 4, grooves 15 are formed in the side walls of the two first sliding rods 4 which are away from each other, and fingers of people can be inserted into the grooves 15, so that people can control the two first sliding rods 4 to move simultaneously, and people can lift the detached box cover 2 through the grooves 15.

As shown in fig. 4 and 5, an annular flange 16 is disposed at the top of the box body 1, an annular caulking groove 17 is disposed at the bottom of the box cover 2, the annular caulking groove 17 is disposed opposite to the annular flange 16, when the box cover 2 is closed on the box body 1, the annular flange 16 is embedded into the annular caulking groove 17, a sealing strip 18 is disposed in the annular caulking groove 17, the shape of the sealing strip 18 is disposed corresponding to the shape of the annular caulking groove 17, and the sealing strip 18 is disposed to improve the sealing effect between the box cover 2 and the box body 1.

The implementation principle of the embodiment is as follows: in the process of covering the box cover 2 on the top of the box body 1, the wedge blocks 7 on the two sides of the lock shell 5 firstly abut against the chamfer 19 and the inner wall of the box body 1, so that the wedge block 7 is retracted into the telescopic slot 6, when the wedge block 7 and the telescopic slot 6 are aligned with the slot 9 on the inner wall of the box body 1, under the action of the spring 8, the wedge block 7 is bounced into the slot 9, so that the lock shell 5 is automatically inserted into the inner wall of the box body 1, so that the box cover 2 is quickly and automatically locked on the box body 1, when the box cover 2 needs to be disassembled, by pinching the two first slide bars 4, the two first sliding rods 4 can drive the two second sliding rods 11 to move through the connecting rod 13, and the two second sliding rods 11 can control the four wedge-shaped blocks 7 to be drawn out from the four slots 9 simultaneously through the pull rod 12, so as to dismantle case lid 2 fast for this cold chain case automatic locking structure has the effect that the quick lid of the case lid 2 of being convenient for closed and dismantle fast.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cold chain case automatic locking structure which characterized in that: including box (1) and case lid (2), case lid (2) bottom is provided with lock shell (5), be provided with elasticity grafting structure between the both sides lateral wall of lock shell (5) and the both sides inner wall of box (1), case lid (2) top is provided with unlocking structure, be provided with two sets of linkage structure between the elasticity grafting structure of unlocking structure and both sides.

2. The automatic locking structure of the cold chain box according to claim 1, wherein: elasticity grafting structure includes slot (9), spring (8) and wedge (7) that can align with slot (9), slot (9) set up the inner wall in box (1), the lateral wall of lock shell (5) is provided with flexible groove (6), wedge (7) slide and set up in flexible groove (6), the both ends of spring (8) are connected with wedge (7), flexible groove (6) respectively, the size of wedge (7) and the size cooperation setting of slot (9).

3. The automatic locking structure of a cold chain box according to claim 2, characterized in that: the unlocking structure comprises a first sliding rod (4) and a first sliding groove (3), wherein the first sliding groove (3) is formed in the top of the box cover (2), the first sliding rod (4) is provided with two sliding rods, the two sliding rods (4) are parallel to each other and are arranged in the first sliding groove (3) in a sliding mode, the two sliding rods (4) are connected with wedge blocks (7) on two sides through two sets of linkage structures respectively, and the sliding direction of the first sliding rod (4) is parallel to the telescopic direction of the wedge blocks (7) on two sides respectively.

4. The automatic locking structure of the cold chain box according to claim 3, wherein: the linkage structure comprises a pull rod (12), a connecting rod (13) and a second sliding rod (11), a second sliding chute (10) is arranged in the lock shell (5), the second sliding chute (10) is arranged between the wedge-shaped blocks (7) at the two sides, the second slide bar (11) is provided with two, two the second slide bar (11) are parallel to each other, two the second slide bar (11) slide and set up in second spout (10), two the slip direction of second slide bar (11) is parallel with the flexible direction of both sides wedge (7) respectively, two the second slide bar (11) are connected with the wedge (7) of both sides respectively through many pull rods (12), two the second slide bar (11) are connected with two first slide bars (4) respectively through two connecting rods (13), a strip-shaped opening (14) for moving the two connecting rods (13) is arranged between the second sliding chute (10) and the first sliding chute (3).

5. The automatic locking structure of the cold chain box according to claim 4, wherein: and grooves (15) are formed in the side walls, which are deviated from each other, between the two first sliding rods (4).

6. The automatic locking structure of a cold chain box according to claim 2, characterized in that: a chamfer (19) is arranged between the top and the inner wall of the box body (1).

7. The automatic locking structure of the cold chain box according to claim 1, wherein: the box (1) top is provided with annular flange (16), case lid (2) bottom is provided with annular caulking groove (17), annular caulking groove (17) and annular flange (16) cooperation set up, be provided with the sealing washer between annular flange (16) and annular caulking groove (17).