Electrically-driven lifting sliding door structure of vehicle-mounted refrigerator

Abstract

The utility model belongs to the technical field of vehicle-mounted refrigerators, and particularly relates to an electrically-driven lifting sliding door structure of a vehicle-mounted refrigerator. An opening window is arranged at the upper end of the door plate base body, a pair of side fixing lug edges are arranged at the positions, corresponding to the opening window, of the two sides of the back face of the door plate base body, the inner sides of the side fixing lug edges are symmetrically connected with a set of lifting hinge mechanisms through ball sliding rails, and the surfaces of the lifting hinge mechanisms are connected with a sealing door body. A lifting sliding groove and a driving sliding groove are formed in the two sides of the back face of the door plate base body correspondingly. And a driving motor is arranged on one side of the middle of the driving sliding groove, a driving rack is movably connected into the driving sliding groove in a clamped mode, the driving rack is connected with the lifting hinge on the corresponding side, and limiting stoppers are fixed to the two ends of the driving sliding groove correspondingly. A traditional refrigerator door is improved, a sliding rail, a lifting hinge and a driving device are combined, the electric sideslip door opening and closing function of the vehicle-mounted refrigerator door body is achieved, meanwhile, the anti-pinch function is achieved by detecting the locked-rotor current and the rotating speed of a motor, and the comfort and convenience of vehicle use are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle-mounted refrigerators, and in particular relates to an electrically driven lifting and sliding door structure of a vehicle-mounted refrigerator. Background Art

[0002] As people's living standards gradually improve, more and more ordinary models have car refrigerators. In order to adapt to the rapid development of automobile intelligence and meet the increasing requirements for car comfort. Traditional car refrigerators mostly adopt a flip-top structure, which flips upward with a hinge as the axis; in such a small space in the car, the flip-top car refrigerator will take up a lot of upward flipping space, causing space congestion and affecting comfort, which needs to be improved urgently. Utility Model Content

[0003] In order to solve the defects and shortcomings of the prior art, the purpose of the utility model is to provide an electric-driven lifting and sliding door structure for a vehicle-mounted refrigerator which has a simple structure, a reasonable design and is easy to use. It improves the traditional refrigerator door, integrates a slide rail, a lifting hinge and a drive device, and realizes the electric side sliding door opening and closing function of the vehicle-mounted refrigerator door. At the same time, it realizes the anti-pinch function by detecting the stall current and speed of the motor, thereby improving the comfort and convenience of using the vehicle.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: it comprises a door panel base, an opening window, side fixed ears, a ball slide rail, a lifting hinge mechanism, a sealed door body, a lifting slide groove, a driving slide groove, a driving motor, a driving rack and a limiter; the upper end of the door panel base is provided with an opening window, and a pair of side fixed ears are provided on both sides of the back side of the door panel base at positions corresponding to the opening window, and a group of lifting hinge mechanisms are symmetrically connected to the inner sides of the side fixed ears through ball slide rails, and the surface of the lifting hinge mechanism is connected to the sealed door body; embedded lifting slide grooves and driving slide grooves are respectively provided on both sides of the back side of the door panel base; a driving motor is provided on one side in the middle of the driving slide groove, and a driving rack engaged with the driving motor is movably connected in the driving slide groove, the driving rack is connected to the lifting hinge on the corresponding side, and limiters are respectively fixed at both ends of the driving slide groove.

[0005] Preferably, the lifting chute is composed of an embedded lifting track and a back support track; the inner ends of the embedded lifting track and the back support track are arc guide slopes.

[0006] Preferably, the back support track and the roller fixed on the back of the sealed door body are kept in close contact with each other to form a back support limiting structure.

[0007] Preferably, a second roller is provided between the embedded lifting track and the guide lifting hinge, and the second roller is fixed on the top of the guide lifting hinge.

[0008] Preferably, when the guide lifting hinge moves forward, the lifting bracket is lifted under the action of the second roller and the arc guide slope at the top of the embedded lifting track, thereby lifting the sealed door body.

[0009] Preferably, during the forward and backward movement of the sealed door body, roller one is in contact with the back support track for support, so that the sealed door body is clamped between the lifting bracket and the back support track.

[0010] In addition, the lifting hinge mechanism is composed of a driving lifting hinge and a guiding lifting hinge; the driving lifting hinge corresponds to the driving slide, and the guiding lifting hinge corresponds to the lifting slide. The driving lifting hinge and the guiding lifting hinge have the same structure, including a fixed bracket, a connecting piece, and a lifting bracket; the fixed bracket and the lifting bracket are connected by a pair of oblique connecting pieces and a reserved groove, and the fixed bracket and the lifting bracket can be moved up and down at a small angle in cooperation with the connecting piece. The gear connected to the driving motor is meshed with the driving rack, and the driving rack drives the driving lifting hinge as a whole to move forward along the driving slide, thereby driving the sealed door body and the lifting hinge mechanism to move.

[0011] The limiter described in the present application is connected to the driving motor to achieve movement and stopping.

[0012] After adopting the above structure, the beneficial effects of the utility model are as follows: it improves the traditional refrigerator door, integrates the slide rail, the lifting hinge and the driving device, realizes the electric side sliding door opening and closing function of the vehicle-mounted refrigerator door, and realizes the anti-pinch function by detecting the stall current and speed of the motor, thereby improving the comfort and convenience of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the utility model is described in detail through the following specific implementations and drawings.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the door body of the utility model in a closed state;

[0016] Figure 3 This is a schematic diagram of the door body of the utility model in an open state;

[0017] Figure 4 This is a schematic diagram of the connection of the lifting hinge 5 of the utility model;

[0018] Figure 5 This is an exploded view of the lifting hinge 5 of the utility model;

[0019] Explanation of the accompanying drawings: door panel base 1, opening window 2, side fixing ear 3, ball slide rail 4, lifting hinge mechanism 5, sealed door body 6, lifting slide groove 7, driving slide groove 8, driving motor 9, driving rack 10, limiter 11, roller one 12, roller two 13, driving lifting hinge 51, guiding lifting hinge 52, fixing bracket 53, connecting part 54, lifting bracket 55, embedded lifting track 71, back support track 72. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is described below by specific embodiments shown in the accompanying drawings. However, it should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0021] It should also be noted that, in order to avoid obscuring the present invention due to unnecessary details, only structures and / or processing steps closely related to the scheme according to the present invention are shown in the accompanying drawings, while other details that are not closely related to the present invention are omitted.

[0022] See Figure 1-Figure 5 As shown, this specific embodiment adopts the following technical scheme: it includes a door panel base 1, an opening window 2, a side fixed ear edge 3, a ball slide rail 4, a lifting hinge mechanism 5, a sealed door body 6, a lifting slide groove 7, a driving slide groove 8, a driving motor 9, a driving rack 10, and a limiter 11; the upper end of the door panel base 1 is provided with an opening window 2, and a pair of side fixed ears 3 are provided at the positions corresponding to the opening window 2 on both sides of the back of the door panel base 1, and a group of lifting hinges are symmetrically connected to the inner side of the side fixed ears 3 through the ball slide rail 4. Chain mechanism 5, the surface of the lifting hinge mechanism 5 is connected with a sealed door body 6; the lifting slide groove 7 and the driving slide groove 8 are respectively arranged on both sides of the back side of the door panel base 1; a driving motor 9 is arranged on one side in the middle of the driving slide groove 8, and a driving rack 10 engaged with the driving motor 9 is movably connected in the driving slide groove 8, the driving rack 10 is connected to the lifting hinge mechanism 5 on the corresponding side, and limiters 11 are respectively fixed at both ends of the driving slide groove 8; the limiter 11 is connected to the driving motor 9 to realize moving into position and stopping.

[0023] The lifting chute 7 is composed of an embedded lifting track 71 and a back support track 72; the inner ends of the embedded lifting track 71 and the back support track 72 are arc guide slopes 14. The back support track 72 is kept in contact with the roller 12 fixed on the back of the sealed door body 6; a roller 2 13 is arranged between the embedded lifting track 71 and the guide lifting hinge 52, and the roller 2 13 is fixed on the top of the guide lifting hinge 52. The back support track 72 is kept in contact with the roller 12 fixed on the back of the sealed door body 6. A roller 2 13 is arranged between the embedded lifting track 71 and the guide lifting hinge 52, and the roller 2 13 is fixed on the top of the guide lifting hinge 52.

[0024] In addition, the lifting hinge mechanism 5 is composed of a driving lifting hinge 51 and a guiding lifting hinge 52. The driving lifting hinge 51 corresponds to the driving slide 8, and the guiding lifting hinge 52 corresponds to the lifting slide 7; the lifting hinge 5 includes a fixed bracket 53, a connecting piece 54, and a lifting bracket 55; the fixed bracket 53 and the lifting bracket 55 are connected by a pair of oblique connecting pieces 54, and the fixed bracket 53 and the lifting bracket 55 can be moved up and down with a small angle by cooperating with the connecting piece 54.

[0025] Furthermore, the gear connected to the driving motor 9 is meshed with the driving rack 10, and the driving rack 10 drives the driving lifting hinge 51 to move forward along the driving slide groove 8 as a whole, thereby driving the sealing door body 6 and the guide lifting hinge 52 to move; when the guide lifting hinge 52 moves forward, under the action of the roller 2 13 and the arc guide slope 14 at the top of the embedded lifting track 71, the lifting bracket 55 is lifted to achieve the lifting of the sealing door body 6.

[0026] Furthermore, during the forward and backward movement of the sealing door body 6 , the roller 12 is in contact with the back support rail 72 for support, so that the sealing door body 6 is clamped between the lifting bracket 55 and the back support rail 72 .

[0027] The working principle of this specific embodiment is as follows: the driving motor 9 drives the gear to rotate so that the meshing driving rack 10 can move left and right; the driving rack 10 is connected to the driving lifting hinge 51 of the lifting hinge mechanism 5, and the driving lifting hinge 51 and the guiding lifting hinge 52 are connected through the sealing door body 6 to realize linkage; the pulley 13 and the embedded lifting track 71 play the function of limiting the movement trajectory of the sealing door body 6; and under the action of the upward arc guide slope 14 of the embedded lifting track 71, the guiding lifting hinge 52 is lifted. ; When the driving motor 9 rotates and the driving gear rotates, the driving rack 10 moves to the left, and the driving rack 10 drives the lifting hinge mechanism 5 to move to the left, and the driving lifting hinge 51 in the lifting hinge mechanism 5 can perform a displacement action; the guiding lifting hinge 52 can perform a lifting action, and under the action of the lifting slide groove 7 and the driving slide groove 8, the sealed door body 6 of the vehicle refrigerator is lifted upward and slid to the left at the same time, realizing the electric side sliding of the sealed door body 6; when the driving motor 9 reverses, the sealed door body 6 of the vehicle refrigerator is closed.

[0028] The utility model improves the traditional refrigerator door, integrates the slide rail, the lifting hinge and the driving device, realizes the electric side sliding door opening and closing function of the vehicle refrigerator door, and realizes the anti-pinch function by detecting the stall current and the rotation speed of the motor, thereby improving the comfort and convenience of the vehicle.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An electrically driven lifting sliding door structure for a vehicle refrigerator, characterized in that: It comprises a door panel base, an opening window, side fixed ears, a ball slide rail, a lifting hinge mechanism, a sealed door body, a lifting slide groove, a driving slide groove, a driving motor, a driving rack and a limiter; the upper end of the door panel base is provided with an opening window, and a pair of side fixed ears are provided on both sides of the back side of the door panel base at positions corresponding to the opening window, a group of lifting hinge mechanisms are symmetrically connected to the inner sides of the side fixed ears through ball slide rails, and the surface of the lifting hinge mechanism is connected to the sealed door body; embedded lifting slide grooves and driving slide grooves are respectively provided on both sides of the back side of the door panel base; a driving motor is provided on one side in the middle of the driving slide groove, and a driving rack engaged with the driving motor is movably connected in the driving slide groove, the driving rack is connected to the lifting hinge on the corresponding side, and limiters are respectively fixed at both ends of the driving slide groove.

2. The electrically driven lifting sliding door structure of a vehicle refrigerator according to claim 1, characterized in that: The lifting chute is composed of an embedded lifting track and a back support track; the inner ends of the embedded lifting track and the back support track are arc guide slopes.

3. The electrically driven lifting sliding door structure of a vehicle refrigerator according to claim 2, characterized in that: The back support track and the roller fixed on the back of the sealed door body are kept in close contact with each other to form a back support limiting structure.

4. The electrically driven lifting sliding door structure of a vehicle refrigerator according to claim 2, characterized in that: A second roller is arranged between the embedded lifting track and the guide lifting hinge, and the second roller is fixed on the top of the guide lifting hinge.

5. The electrically driven lifting sliding door structure of a vehicle refrigerator according to claim 4, characterized in that: The guide lifting hinge and the drive lifting hinge have the same structure, including a fixed bracket, a connecting piece, and a lifting bracket; the fixed bracket and the lifting bracket are connected by a pair of oblique connecting pieces and reserved grooves, and the fixed bracket and the lifting bracket can be displaced up and down at a small angle in cooperation with the connecting piece.

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