CN221036367U - Drawing structure with midway locking function for vehicle-mounted refrigerator - Google Patents

Abstract

The utility model belongs to the field of vehicle-mounted refrigerators, and provides a drawing structure with a midway locking function for a vehicle-mounted refrigerator, which comprises the following components: the output end of the driving piece is provided with a pushing block, and at least one side in the base is provided with an unlocking piece; the drawer is provided with a spring at the lower end and is opposite to the pushing block, the spring is movably connected with the moving block and is movably abutted against the pushing block, and the drawer is provided with at least a first locked position and a second position in a maximum unfolding state on the base; the locking piece can pass through the unlocking piece and unlock with the drawer due to the driving of the pushing piece, so that the drawer can be in a free state from the first position to the second position, and when the drawer is pushed by the pushing force pointing to the first position direction from the second position, the spring can drive the moving piece to push the pushing piece back and the drawer is in the first locked position. Compared with the prior art, the drawer has the advantage that the drawer can be pushed back to the first position at any position without considering the stroke of the driving piece.

Description

Drawing structure with midway locking function for vehicle-mounted refrigerator

Technical Field

The utility model belongs to the field of vehicle-mounted refrigerators, and particularly relates to a drawing structure with a midway locking function for a vehicle-mounted refrigerator.

Background

With the development of the automobile industry, in-vehicle refrigerators are provided in automobiles in order to enhance the sense of use of passengers. Most of the vehicle-mounted refrigerators are placed in a vehicle or under a vehicle seat, the vehicle-mounted refrigerators are loaded through the extractable drawers, as the vehicle can bump at intervals and can touch a switch of a drawing structure by mistake when running, the drawers are required to be closed, or the drawers for loading the vehicle-mounted refrigerators are not required to be opened and are required to be closed when being opened to be half of the normal time, and the vehicle-mounted refrigerators belong to the situation that the drawers are opened midway and are required to be closed again, but in the prior art, the drawers are required to be closed midway after being opened, the movement travel of a driving piece is required to be considered, and the drawers cannot be quickly returned to be locked at any position in time.

Disclosure of Invention

The utility model aims to solve the technical problem of the prior art, and provides a pulling structure with a midway locking function for a vehicle-mounted refrigerator.

In order to solve the above technical problems, the present utility model provides a pull structure with a midway locking function for a vehicle-mounted refrigerator, comprising: the device comprises a base, wherein a driving piece is arranged on the side of the base, a pushing block is arranged at the output end of the driving piece, and an unlocking piece is arranged on at least one side in the base;

The drawer is arranged at the upper end of the base in a sliding manner, the lower end of the drawer is provided with a spring which is opposite to the pushing block, the spring is movably connected with a moving block and is movably abutted against the pushing block, and the base is provided with at least a first locked position and a second position in a maximum unfolding state;

The locking piece rotates to be arranged at the rear end of the drawer and is movably propped against the pushing block, one end of the locking piece is positioned above the pushing block when the drawer is positioned at the first position, the other end of the locking piece is propped against the rear end of the unlocking piece, the locking piece can pass through the unlocking piece and is unlocked with the drawer due to the driving of the pushing block, the drawer can be in a free state from the first position to the second position, and when the drawer is subjected to the thrust directed from the second position to the direction of the first position, the spring can drive the moving block to push the pushing block back and enable the drawer to be positioned at the first position.

In the above-mentioned pulling structure with a midway locking function for a vehicle-mounted refrigerator, the locking member includes: one end of the coaxial rod is connected with a first limiting block, and the first limiting block is movably abutted against the pushing block;

The second limiting block is connected to the other end of the coaxial rod, one end of the first limiting block is located above the pushing block when the drawer is located at the first position, one end of the second limiting block is abutted to the rear end of the unlocking piece, a torsion spring is arranged on the coaxial rod, one end of the torsion spring is abutted to the front portion of the second limiting block, and the other end of the torsion spring is abutted to the lower end portion of the drawer.

In the above-mentioned pull structure with midway locking function for on-vehicle refrigerator, the unlocking piece is provided with the boss, the inclined plane section has been seted up to boss one side, when the drawer is in the first position second stopper one end with the inclined plane section supports tightly.

In the drawing structure with the midway locking function for the vehicle-mounted refrigerator, the lower end face of the drawer is provided with the first fixing block and the second fixing block relatively, the first fixing block is located in front of the first limiting block and higher than the first limiting block, the second fixing block is connected with the connecting column, the spring is sleeved on the connecting column, the moving block is movably arranged on the connecting column and is movably abutted to the first fixing block, the other end of the connecting column is connected with the second fixing block, one end of the spring is connected with the second fixing block, and the other end of the spring is connected with the moving block.

In the above-mentioned drawing structure with midway locking function for a vehicle-mounted refrigerator, the driving piece comprises a motor, the output end of the motor is connected with a screw rod, and the pushing block is in threaded connection with the screw rod.

In the above-mentioned pull structure with midway locking function for a vehicle-mounted refrigerator, a connecting block is arranged at the lower part of the rear end of the drawer, a connecting hole is formed in the connecting block, and the coaxial rod is rotatably connected in the connecting hole.

Compared with the prior art, the utility model has the advantages that the drawer can be directly pushed to the locked first position direction when the drawer is touched by mistake or needs to be closed midway after being opened normally, the spring drives the movable block and is abutted against the pushing block, the driving piece stops moving after the pushing block receives larger reverse pushing force at the moment, the drawer can be pushed back to the first position at any position to quickly lock the drawer without considering whether the driving piece runs through a complete stroke, the drawer can be in a free state between the first position and the second position, and the function of timely returning the drawer midway to the first position at any position in the locked state can be realized by directly pushing the drawer back to the bottom.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

fig. 1 is a perspective view of a drawer structure with a midway locking function for an in-vehicle refrigerator;

Fig. 2 is a perspective view of another view of the drawer structure with a midway locking function for the in-vehicle refrigerator;

FIG. 3 is a perspective view of the cross-sectional drawing structure of FIGS. 2 A-A;

FIG. 4 is a perspective view of the base;

FIG. 5 is a perspective view of the latch with the base;

FIG. 6 is a perspective view of the drawer bottom;

fig. 7 is a perspective view of the locking member.

In the figure, 1, a base; 2. a pushing block; 3. a drawer; 4. a coaxial rod; 5. a first limiting block; 6. a second limiting block; 7. a torsion spring; 8. a boss; 9. a bevel section; 10. a first fixed block; 11. a second fixed block; 12. a connecting column; 13. a spring; 14. a motor; 15. a screw rod; 16. a connecting block; 17. a connection hole; 18. and (5) moving the block.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 6, a drawing structure with a midway locking function for a vehicle-mounted refrigerator of the present utility model includes: the device comprises a base 1, wherein a driving piece is arranged on the side of the base 1, a pushing block 2 is arranged at the output end of the driving piece, and an unlocking piece is arranged on at least one side in the base 1; the drawer 3 is arranged at the upper end of the base 1 in a sliding manner, the lower end of the drawer 3 is provided with a spring 13 which is opposite to the pushing block 2, the spring 13 is movably connected with a moving block 18 and is movably abutted against the pushing block 2, and the drawer 3 at least has a first locked position and a second position in a maximum unfolding state on the base 1; the locking piece is rotatably arranged at the rear end of the drawer 3 and is movably abutted against the pushing block 2, one end of the locking piece is positioned above the pushing block 2 when the drawer 3 is in the first position, the other end of the locking piece is abutted against the rear end of the unlocking piece, the locking piece can pass through the unlocking piece and is unlocked with the drawer 3 due to the driving of the pushing block 2, the drawer 3 can be in a free state between the first position and the second position, and when the drawer 3 is subjected to the pushing force pointing to the direction of the first position from the second position, the spring 13 can drive the moving block 18 to push the pushing block 2 back and enable the drawer 3 to be locked in the first position.

The drawer 3 is used for placing a vehicle-mounted refrigerator, and the drawer 3 is pulled out when the refrigerator needs to be used, and as can be seen from the figure 3, the other end of the locking piece is abutted against the rear end of the unlocking piece, so that the drawer 3 is in a first locking position due to the clamping connection of the locking piece and the unlocking piece, when the drawer 3 needs to move to the second position, the driving piece drives the pushing block 2 to move leftwards as shown in the figure 5, the side part of the pushing block 2 is abutted against and collided with the locking piece, the pushing block 2 continuously moves leftwards to push one end of the locking piece to rotate clockwise as shown in the figure 5, meanwhile, the other end of the locking piece rotates clockwise along with the locking piece and lifts upwards to be higher than the highest end of the unlocking piece, the unlocking of the drawer 3 and the base 1 is finished at the moment, and the locking piece is separated from the unlocking piece, so that the drawer 3 can be pulled out manually, or the driving piece continuously drives the pushing block 2 to move, the pushing block 2 is propped against the moving block 18 to push out the drawer 3, at the moment, the spring 13 is in a compressed state, the pushing block 2 can completely drive the drawer 3 to be opened to the second position, the drawer 3 can be pulled out halfway through hands on the way that the driving piece drives the pushing block 2 to move to half, after the drawer 3 is unlocked and opened, the drawer 3 can be directly pushed to the first position direction of locking when the situation that the drawer is mistakenly touched or needs to be closed halfway after the drawer is normally opened occurs, the spring 13 drives the moving block 18 and is propped against the pushing block 2, at the moment, the driving piece stops moving after the pushing block 2 receives larger reverse pushing force, the drawer 3 can be pushed back to the first position at any position without considering whether the driving piece runs out of a complete stroke, the drawer 3 can be quickly locked, and the drawer 3 can be in a free state between the first position and the second position, the drawer 3 can be directly pushed back to the bottom to realize the function of timely returning the drawer 3 to the first position of the locking state at any position in the middle.

As shown in fig. 1 to 7, the locking member includes: one end of the coaxial rod 4 is connected with a first limiting block 5, and the first limiting block 5 is movably abutted against the pushing block 2; the second limiting block 6 is connected to the other end of the coaxial rod 4, one end of the first limiting block 5 is located above the pushing block 2 when the drawer 3 is located at the first position, one end of the second limiting block 6 abuts against the rear end of the unlocking piece, the torsion spring 7 is arranged on the coaxial rod 4, one end of the torsion spring 7 abuts against the front portion of the second limiting block 6, and the other end of the torsion spring 7 abuts against the lower end portion of the drawer 3.

The first limiting block 5 and the second limiting block 6 are respectively connected to the two ends of the coaxial rod 4 in a rotating manner, as can be seen from fig. 3, one end of the torsion spring 7 is abutted against the second limiting block 6, so that one end of the second limiting block 6 is abutted against the rear end of the unlocking member, and under the condition that the first limiting block 5 is not in contact with the pushing block 2 and is coaxially connected with the second limiting block 6, the front end of the first limiting block 5 is also in a downward state, when the pushing block 2 moves leftwards as shown in fig. 5, the side part of the pushing block 2 firstly enters from the rear end of the first limiting block 5 and gradually moves to the front end of the first limiting block 5, in the process, the side part of the pushing block 2 can slowly drive the front end of the first limiting block 5 to tilt upwards as shown in fig. 5 to rotate clockwise, meanwhile, the second limiting block 6 rotates clockwise, the front end of the second limiting block 6 can lift upwards and cross the highest part of the unlocking member, at the moment, the drawer 3 is unlocked, and then the drawer 3 can be pulled out directly or the pushing block 2 moves forwards, the drawer 3 and the drawer 3 moves leftwards as shown in the drawing block 3, the side part of the drawer 3 is required to be turned upwards, and the unlocking member 3 is turned upwards, and the unlocking member is required to be opened by the opposite to rotate the side part of the drawer 3.

As shown in fig. 3, fig. 4 and fig. 5, the unlocking piece is provided with a boss 8, one side of the boss 8 is provided with an inclined surface section 9, when the drawer 3 is in the first position, one end of the second limiting block 6 is abutted against the inclined surface section 9, when the first limiting block 5 is driven by the pushing block 2 to rotate clockwise as shown in fig. 3, the second limiting block 6 rotates coaxially in the same direction, the front end of the second limiting block 6 is lifted up from the inclined surface section 9 to the uppermost end beyond the boss 8 in a sliding manner, the unlocking of the drawer 3 is completed after the locking is released, the drawer 3 can be pulled back to the second position from the first position by a manual or manual power-on method, the drawer 3 can be pushed back to the first position at any time between the first position and the second position, and the drawer 3 can be kept to retract to the first position at any time after the unlocking.

As shown in fig. 1 to 7, a first fixing block 10 and a second fixing block 11 are oppositely arranged on the lower end face of the drawer 3, the first fixing block 10 is located in front of the first limiting block 5 and higher than the first limiting block 5, a connecting column 12 is connected to the second fixing block 11, a spring 13 is sleeved on the connecting column 12, a moving block 18 is movably arranged on the connecting column 12 and is movably abutted against the first fixing block 10, the other end of the connecting column 12 is connected to the second fixing block 11, one end of the spring 13 is abutted against the second fixing block 11, and the other end of the spring 13 is abutted against the moving block 18.

The pushing block 2 is propped against the side wall of the moving block 18 from the lower part of the first limiting block 5, the driving piece continuously drives the pushing block 2 to move forwards to drive the moving block 18 to move, the spring 13 is compressed when the moving block 18 moves, meanwhile, the spring 13 drives the second fixed block 11 to move towards the second position, and further the drawer 3 is driven to move towards the opening direction, in the process, a person can directly open the drawer 3 or can slowly push the drawer 3 out by waiting for the driving piece when the driving piece is not urgent, after the drawer 3 is unlocked and opened, the drawer 3 can be directly pushed towards the first position direction of locking when the situation that the drawer 3 is mistakenly touched or needs to be closed midway after the drawer 3 is normally opened occurs, the spring 13 drives the moving block 18 to abut against the pushing block 2, and at the moment, after the pushing block 2 receives larger reverse pushing force, the driving piece can stop moving, and the drawer 3 can be pushed back to the first position at any position without considering whether the driving piece runs through a complete stroke, so that the drawer can be quickly locked.

As shown in fig. 3 to 5, the driving member includes a motor 14, the output end of the motor 14 is connected with a screw rod 15, the pushing block 2 is in threaded connection with the screw rod 15, the motor 14 can generate a locked-rotor current when in driving, the locked-rotor current refers to a current which is generated by the motor 14 and cannot rotate due to overlarge load or overlarge resistance when in operation, the current is also called a slow-rotor current or a static current, which generally represents the maximum working current of the motor 14, when the drawer 3 is unlocked from the first position, no matter the drawer 3 is opened by a false touch or needs to be closed halfway, the force applied by a human hand to push the drawer 3 back to the first position is opposite to the force applied by the motor 14 to drive the pushing block 2 outwards, the screw rod 15 is not driven to rotate after the motor 14 receives overlarge resistance, then the drawer 3 is pushed back directly under the pushing block 2 under the pushing of manpower, and the screw rod 15 rotates reversely when the pushing block 2 moves backwards, so that the function of locking the drawer 3 at any position to the first position through manpower after the drawer 3 is unlocked is realized.

As shown in fig. 3 and 6, a connecting block 16 is arranged at the lower part of the rear end of the drawer 3, a connecting hole 17 is arranged on the connecting block 16, the same shaft lever 4 is rotationally connected in the connecting hole 17, so that the first limiting block 5 and the second limiting block 6 can coaxially rotate and can be quickly unlocked with the boss 8, and the drawer 3 can be conveniently opened.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. A drawing structure having a midway locking function for a vehicle-mounted refrigerator, comprising: the device comprises a base, wherein a driving piece is arranged on the side of the base, a pushing block is arranged at the output end of the driving piece, and an unlocking piece is arranged on at least one side in the base;

The drawer is arranged at the upper end of the base in a sliding manner, the lower end of the drawer is provided with a spring which is opposite to the pushing block, the spring is movably connected with a moving block and is movably abutted against the pushing block, and the base is provided with at least a first locked position and a second position in a maximum unfolding state;

The locking piece rotates to be arranged at the rear end of the drawer and is movably propped against the pushing block, one end of the locking piece is positioned above the pushing block when the drawer is positioned at the first position, the other end of the locking piece is propped against the rear end of the unlocking piece, the locking piece can pass through the unlocking piece and is unlocked with the drawer due to the driving of the pushing block, the drawer can be in a free state from the first position to the second position, and when the drawer is subjected to the thrust directed from the second position to the direction of the first position, the spring can drive the moving block to push the pushing block back and enable the drawer to be positioned at the first position.

2. The drawing structure with a midway locking function for an on-vehicle refrigerator according to claim 1, wherein the locking member comprises: one end of the coaxial rod is connected with a first limiting block, and the first limiting block is movably abutted against the pushing block;

The second limiting block is connected to the other end of the coaxial rod, one end of the first limiting block is located above the pushing block when the drawer is located at the first position, one end of the second limiting block is abutted to the rear end of the unlocking piece, a torsion spring is arranged on the coaxial rod, one end of the torsion spring is abutted to the front portion of the second limiting block, and the other end of the torsion spring is abutted to the lower end portion of the drawer.

3. The drawing structure with a midway locking function for a vehicle-mounted refrigerator according to claim 2, wherein the unlocking piece is provided with a boss, an inclined surface section is arranged on one side of the boss, and one end of the second limiting block is abutted against the inclined surface section when the drawer is in the first position.

4. The drawing structure with the midway locking function for the vehicle-mounted refrigerator according to claim 2, wherein a first fixing block and a second fixing block are oppositely arranged on the lower end face of the drawer, the first fixing block is located in front of the first limiting block and higher than the first limiting block, a connecting column is connected to the second fixing block, a spring is sleeved on the connecting column, the moving block is movably arranged on the connecting column and is movably abutted against the first fixing block, the other end of the connecting column is connected to the second fixing block, one end of the spring is connected to the second fixing block, and the other end of the spring is connected to the moving block.

5. The drawing structure with a midway locking function for a vehicle-mounted refrigerator according to claim 1, wherein the driving member comprises a motor, an output end of the motor is connected with a screw rod, and the pushing block is connected to the screw rod in a threaded manner.

6. The drawing structure with a midway locking function for a vehicle-mounted refrigerator according to claim 2, wherein a connecting block is arranged at the lower part of the rear end of the drawer, a connecting hole is formed in the connecting block, and the coaxial rod is rotatably connected in the connecting hole.