Glass fiber reinforced plastic and aluminum magnesium alloy composite box door

Abstract

The utility model discloses a glass fiber reinforced plastic and aluminum magnesium alloy composite box door which comprises a main supporting block and an auxiliary supporting block, the auxiliary supporting block is installed on the side wall of the main supporting block, a box body is installed at the top end of the main supporting block, two sets of first hydraulic cylinders are installed on one side of the auxiliary supporting block, and two sets of second hydraulic cylinders are installed on the other side of the auxiliary supporting block. Connecting shafts are installed at the ends, close to the auxiliary supporting blocks, of the first hydraulic cylinders correspondingly, the first hydraulic cylinders are movably connected with the auxiliary supporting blocks through the connecting shafts, first push rods are installed at the output ends of the first hydraulic cylinders correspondingly, and main shafts are installed at the ends, away from the first hydraulic cylinders, of the first push rods correspondingly; an aluminum magnesium alloy box door is arranged outside the auxiliary supporting block. According to the utility model, the convenient linkage opening and closing of the box door and the convenient pull-out adjustment of the distance between the object placing plates are realized, the use area of the box door can be conveniently increased in a telescopic movable manner, objects with different sizes can be adaptively placed, and the convenience of opening and closing the box door is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of composite box doors, in particular to a composite box door made of glass fiber reinforced plastic and aluminum-magnesium alloy. Background Art

[0002] A composite door is made of two or more main materials. The general structure is inner frame + door core + decorative panel. Traditional doors are mostly composed of steel structures and are heavy and inconvenient to use. In order to better adapt the box body for lightweight use, a composite door of fiberglass and aluminum-magnesium alloy is proposed.

[0003] For example, a composite door and tool box of glass fiber reinforced plastic and aluminum-magnesium alloy disclosed in the authorization announcement number CN212044639U includes a glass fiber reinforced plastic outer panel and an aluminum-magnesium alloy inner panel, the aluminum-magnesium alloy inner panel is connected and composited with the inner surface of the glass fiber reinforced plastic outer panel to form an integrated structure, the aluminum-magnesium alloy inner panel includes an annular plate body, a mounting portion for mounting a structural member is protruded from the annular plate body, a first reinforcing rib integrally formed with the annular plate body is provided in the middle of the annular plate body, and the first reinforcing rib is cross-shaped;

[0004] Although it realizes a composite door of fiberglass and aluminum-magnesium alloy, which can solve the problem of heavy weight of the door, resulting in high cost and difficult installation, it does not solve the problem that the existing composite door is not conducive to convenient linkage opening and closing of the door and convenient pull-out adjustment of the distance between the storage plates during use, is not conducive to telescopic movement to increase the use area of ​​the door and adapt to the placement of items of different sizes, which affects the convenience of opening and closing the door. Utility Model Content

[0005] The purpose of the utility model is to provide a composite door of fiberglass and aluminum-magnesium alloy to solve the problem proposed in the above background technology that the composite door is not convenient for convenient linkage opening and closing of the door and convenient pull-out adjustment of the distance between the storage plates, is not conducive to telescopic movement to increase the use area of ​​the door and accommodate the placement of items of different sizes, which affects the convenience of opening and closing the door.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a composite door of fiberglass and aluminum-magnesium alloy, comprising a main support block and a secondary support block, the secondary support block is installed on the side wall of the main support block, the top of the main support block is installed with a box body, one side of the secondary support block is installed with two groups of first hydraulic cylinders, the end of the first hydraulic cylinder close to the secondary support block is installed with a connecting shaft, and the first hydraulic cylinder is movably connected to the secondary support block through the connecting shaft, the output end of the first hydraulic cylinder is installed with a first push rod, the end of the first push rod away from the first hydraulic cylinder is installed with a main shaft, the outside of the secondary support block is provided with an aluminum-magnesium alloy door, two groups of vertical reinforcing ribs are installed on the side wall of the aluminum-magnesium alloy door, and the vertical reinforcing ribs are movably connected to the first push rod through the main shaft, the vertical reinforcing ribs A fiberglass body is installed on the side wall of the aluminum-magnesium alloy box door on one side, and transverse reinforcement ribs are arranged between the two groups of vertical reinforcement ribs. Support arms are installed on the side walls of the secondary support blocks above the first hydraulic cylinder, and a hinge shaft is installed on the end of the support arm close to the secondary support block, and the support arm is movably connected to the secondary support block through the hinge shaft, and a linkage shaft is installed on the end of the support arm away from the secondary support block, and the support arm is movably connected to the transverse reinforcement ribs through the linkage shaft. A second hydraulic cylinder is installed on the side wall of the secondary support block on one side of the first hydraulic cylinder, and a movable shaft is installed on the end of the second hydraulic cylinder close to the secondary support block, a second push rod is installed on the output end of the second hydraulic cylinder, and a secondary shaft is installed on the end of the second push rod away from the second hydraulic cylinder, and the second push rod is movably connected to the support arm through the secondary shaft.

[0007] Preferably, a servo motor is installed on the side wall of the aluminum-magnesium alloy door on one side of the fiberglass body, and the servo motor is fixedly connected to the aluminum-magnesium alloy door.

[0008] Preferably, a gear is installed at the output end of the servo motor, and the gear is movably connected to the aluminum-magnesium alloy box door.

[0009] Preferably, racks are provided inside the aluminum-magnesium alloy door on both sides of the gear, and the racks are slidably connected to the aluminum-magnesium alloy door, and the racks and the gear are meshed with each other.

[0010] Preferably, a telescopic door is installed at one end of the rack away from the gear, and the telescopic door is slidably connected to the aluminum-magnesium alloy door, and the telescopic door extends to the outside of the aluminum-magnesium alloy door.

[0011] Preferably, a plate placing rack is installed on the inner wall of the box body, and a plurality of groups of plate placing grooves are installed inside the plate placing rack.

[0012] Preferably, a plurality of sets of storage plates are arranged inside the box body, and the storage plates are slidably connected to the plate storage grooves.

[0013] Preferably, support pins are installed on the side walls of the plate placing frame on one side of the plate placing groove, and the support pins extend into the interior of the plate placing frame.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the composite door not only realizes convenient linkage opening and closing of the door and convenient pull-out adjustment of the distance between the storage plates, but also facilitates the telescopic movement to increase the use area of ​​the door and to accommodate the items of different sizes, and also improves the convenience of opening and closing the door;

[0015] (1) The first hydraulic cylinder drives the first push rod to move, and the first push rod drives the aluminum-magnesium alloy door to rotate around the linkage axis through the main shaft, and the support arm provides movable support for the aluminum-magnesium alloy door, so that the aluminum-magnesium alloy door is changed from a closed state to a horizontally opened state, and then the items are taken out and placed on the aluminum-magnesium alloy door. If the space on the surface of the aluminum-magnesium alloy door is insufficient, the servo motor drives the gear to rotate, and the gear drives the rack to move in opposite directions, and the rack drives the telescopic door to move, so that the two sets of telescopic doors are moved to the outside of the aluminum-magnesium alloy door, so as to increase the space. To increase the use area of ​​the aluminum-magnesium alloy door, when the items cannot be moved manually, the second hydraulic cylinder drives the second push rod to move, and the second push rod drives the support arm to rotate with the hinge axis as the axis through the secondary shaft, and the secondary support block provides active support for the hinge axis, and the support arm drives the aluminum-magnesium alloy door to continue to rotate downward, so that the aluminum-magnesium alloy door rotates to an inclined angle, so as to facilitate the items on the surface of the aluminum-magnesium alloy door to slide to the ground, realizing convenient linkage opening and closing of the door, facilitating the telescopic movement to increase the use area of ​​the door, and improving the convenience of opening and closing the door;

[0016] (2) When the sizes of the items placed inside the box are different, the storage plates are pulled out, and then the storage plates are inserted into different storage plate slots, and the distance between the two sets of storage plates is adjusted to place items of different heights. The support pins are used to support the storage plates to facilitate the placement of items of different sizes, thereby realizing a convenient pull-out adjustment of the distance between the storage plates, and facilitating the placement of items of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the box body of the utility model;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the aluminum-magnesium alloy box door of the utility model;

[0020] Figure 4 It is a schematic diagram of the side cross-sectional structure of the aluminum-magnesium alloy box door of the utility model;

[0021] Figure 5 It is a schematic diagram of the formal cross-sectional structure of the box body of the present utility model.

[0022] In the figure: 1. auxiliary support block; 2. vertical reinforcement ribs; 3. fiberglass body; 4. aluminum-magnesium alloy door; 5. box body; 6. servo motor; 7. storage plate; 8. main shaft; 9. first push rod; 10. first hydraulic cylinder; 11. second hydraulic cylinder; 12. second push rod; 13. auxiliary shaft; 14. linkage shaft; 15. support arm; 16. hinge shaft; 17. telescopic door; 18. rack; 19. gear; 20. plate rack; 21. plate slot; 22. support pin; 23. connecting shaft; 24. movable shaft; 25. transverse reinforcement ribs; 26. main support block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5, the utility model provides an embodiment: a composite door of glass fiber reinforced plastic and aluminum-magnesium alloy, comprising a main support block 26 and a secondary support block 1, the secondary support block 1 is installed on the side wall of the main support block 26, the top of the main support block 26 is installed with a box body 5, one side of the secondary support block 1 is installed with two groups of first hydraulic cylinders 10, the first hydraulic cylinder 10 plays a role of power drive, the end of the first hydraulic cylinder 10 close to the secondary support block 1 is installed with a connecting shaft 23, and the first hydraulic cylinder 10 is movably connected to the secondary support block 1 through the connecting shaft 23, the output end of the first hydraulic cylinder 10 is installed with a first push rod 9, the end of the first push rod 9 away from the first hydraulic cylinder 10 is installed with a main shaft 8, the outside of the secondary support block 1 is provided with an aluminum-magnesium alloy door 4, two groups of vertical reinforcing ribs 2 are installed on the side wall of the aluminum-magnesium alloy door 4, and the vertical reinforcing ribs 2 are movably connected to the first push rod 9 through the main shaft 8, and the side wall of the aluminum-magnesium alloy door 4 on one side of the vertical reinforcing rib 2 is installed A glass fiber reinforced plastic body 3 is provided, and a transverse reinforcing rib 25 is arranged between the two groups of vertical reinforcing ribs 2. A support arm 15 is installed on the side wall of the secondary support block 1 above the first hydraulic cylinder 10. A hinge shaft 16 is installed on the end of the support arm 15 close to the secondary support block 1, and the support arm 15 is movably connected to the secondary support block 1 through the hinge shaft 16. A linkage shaft 14 is installed on the end of the support arm 15 away from the secondary support block 1, and the support arm 15 is movably connected to the transverse reinforcing rib 25 through the linkage shaft 14. A second hydraulic cylinder 11 is installed on the side wall of the secondary support block 1 on one side of the first hydraulic cylinder 10. The second hydraulic cylinder 11 plays a role of power drive. A movable shaft 24 is installed on the end of the second hydraulic cylinder 11 close to the secondary support block 1. A second push rod 12 is installed on the output end of the second hydraulic cylinder 11. A secondary shaft 13 is installed on the end of the second push rod 12 away from the second hydraulic cylinder 11, and the second push rod 12 is movably connected to the support arm 15 through the secondary shaft 13;

[0025] First, the device is connected to an external controller and an external circuit. When it is necessary to open the aluminum-magnesium alloy door 4 to take out items from the inside of the box body 5, the first hydraulic cylinder 10 is opened through external control, and the connecting shaft 23 provides active support for the first hydraulic cylinder 10. The first hydraulic cylinder 10 drives the first push rod 9 to move, and the first push rod 9 drives the aluminum-magnesium alloy door 4 to rotate around the linkage shaft 14 through the main shaft 8. The support arm 15 provides active support for the aluminum-magnesium alloy door 4 to change the aluminum-magnesium alloy door 4 from a closed state to a horizontally open state. Then, the items are taken out and placed on the aluminum-magnesium alloy door 4. If there is insufficient space on the surface of the aluminum-magnesium alloy door 4, the servo motor 6 is opened through external control, and the servo motor 6 drives the gear 19 to rotate. Under the mutual meshing of the gear 19 and the rack 18, the gear 19 drives the rack 18 to move in opposite directions, and the rack 18 is driven by the gear 19. The bar 18 drives the telescopic door 17 to move, so that the two sets of telescopic doors 17 are moved to the outside of the aluminum-magnesium alloy door 4 to increase the use area of ​​the aluminum-magnesium alloy door 4. When the items cannot be moved manually, the second hydraulic cylinder 11 is opened by external control, and the movable shaft 24 provides active support for the second hydraulic cylinder 11. The second hydraulic cylinder 11 drives the second push rod 12 to move, and the second push rod 12 drives the support arm 15 to rotate around the hinge shaft 16 through the secondary shaft 13. The secondary support block 1 provides active support for the hinge shaft 16, and the support arm 15 drives the aluminum-magnesium alloy door 4 to continue to rotate downward, so that the aluminum-magnesium alloy door 4 rotates the tilt angle, so as to facilitate the items on the surface of the aluminum-magnesium alloy door 4 to slide to the ground, realizing convenient linkage opening and closing of the door, facilitating the telescopic and movable type to increase the use area of ​​the door, and improving the convenience of opening and closing the door;

[0026] A servo motor 6 is installed on the side wall of the aluminum-magnesium alloy box door 4 on one side of the glass fiber reinforced plastic body 3. The servo motor 6 plays a role of power drive, and the servo motor 6 is fixedly connected to the aluminum-magnesium alloy box door 4. A gear 19 is installed at the output end of the servo motor 6, and the gear 19 is movably connected to the aluminum-magnesium alloy box door 4;

[0027] Racks 18 are provided inside the aluminum-magnesium alloy door 4 on both sides of the gear 19, and the racks 18 are slidably connected to the aluminum-magnesium alloy door 4, and the racks 18 and the gears 19 are meshed with each other, and telescopic doors 17 are installed at one end of the racks 18 away from the gears 19, and the telescopic doors 17 are slidably connected to the aluminum-magnesium alloy door 4, and the telescopic doors 17 extend to the outside of the aluminum-magnesium alloy door 4;

[0028] A plate rack 20 is installed on the inner wall of the box body 5, and a plurality of plate slots 21 are installed inside the plate rack 20. A plurality of storage plates 7 are arranged inside the box body 5, and the storage plates 7 are slidably connected with the plate slots 21.

[0029] Support pins 22 are installed on the side walls of the plate rack 20 on one side of the plate slot 21, and the support pins 22 extend into the interior of the plate rack 20;

[0030] When the items placed inside the box 5 are of different sizes, the storage plate 7 is pulled out, and then the storage plate 7 is inserted into different storage plate slots 21, and the distance between the two groups of storage plates 7 is adjusted to place items of different heights. The support pins 22 support the storage plate 7 to facilitate the placement of items of different sizes, thereby realizing a convenient pull-out adjustment of the distance between the storage plates, and facilitating the placement of items of different sizes.

[0031] Working principle: First, the first hydraulic cylinder 10 drives the first push rod 9 to move, and the first push rod 9 drives the aluminum-magnesium alloy box door 4 to rotate around the linkage shaft 14 through the main shaft 8, and the support arm 15 provides active support for the aluminum-magnesium alloy box door 4 to change the aluminum-magnesium alloy box door 4 from a closed state to a horizontally open state, and then the items are taken out and placed on the aluminum-magnesium alloy box door 4. If the space on the surface of the aluminum-magnesium alloy box door 4 is insufficient, the servo motor 6 drives the gear 19 to rotate, and the gear 19 drives the rack 18 to move in opposite directions, and the rack 18 drives the telescopic box door 17 to move, so that the two sets of telescopic box doors 17 are moved to the outside of the aluminum-magnesium alloy box door 4 to increase the use area of ​​the aluminum-magnesium alloy box door 4. When the items cannot be moved manually, the second hydraulic cylinder 11 drives The second push rod 12 moves, and the second push rod 12 drives the support arm 15 to rotate around the hinge shaft 16 through the secondary shaft 13. The secondary support block 1 provides movable support for the hinge shaft 16, and the support arm 15 drives the aluminum-magnesium alloy door 4 to continue to rotate downward, so that the aluminum-magnesium alloy door 4 rotates to an inclined angle, so as to facilitate the objects on the surface of the aluminum-magnesium alloy door 4 to slide to the ground. When the objects placed inside the box body 5 are of different sizes, the storage plate 7 is extracted, and then the storage plate 7 is inserted into different storage plate slots 21, and the distance between the two groups of storage plates 7 is adjusted to place objects of different heights. The support pins 22 support the storage plate 7 to facilitate the adaptation and placement of objects of different sizes, so as to complete the use of the composite door of fiberglass and aluminum-magnesium alloy.

Claims

1. A composite door of glass fiber reinforced plastic and aluminum-magnesium alloy, comprising a main support block (26) and a secondary support block (1), characterized in that: A secondary support block (1) is installed on the side wall of the main support block (26); a box body (5) is installed on the top of the main support block (26); two groups of first hydraulic cylinders (10) are installed on one side of the secondary support block (1); a connecting shaft (23) is installed on one end of the first hydraulic cylinder (10) close to the secondary support block (1); and the first hydraulic cylinder (10) is movably connected to the secondary support block (1) via the connecting shaft (23); a first push rod (9) is installed on the output end of the first hydraulic cylinder (10); The first push rod (9) is provided with a main shaft (8) at one end away from the first hydraulic cylinder (10), an aluminum-magnesium alloy door (4) is provided outside the auxiliary support block (1), two groups of vertical reinforcing ribs (2) are provided on the side wall of the aluminum-magnesium alloy door (4), and the vertical reinforcing ribs (2) are movably connected to the first push rod (9) through the main shaft (8), a glass fiber reinforced plastic body (3) is provided on the side wall of the aluminum-magnesium alloy door (4) on one side of the vertical reinforcing ribs (2), and a transverse reinforcing rib (2) is provided between the two groups of vertical reinforcing ribs (2). A support arm (15) is installed on the side wall of the auxiliary support block (1) above the first hydraulic cylinder (10), and a hinge shaft (16) is installed on one end of the support arm (15) close to the auxiliary support block (1), and the support arm (15) is movably connected to the auxiliary support block (1) through the hinge shaft (16), and a linkage shaft (14) is installed on one end of the support arm (15) away from the auxiliary support block (1), and the support arm (15) is movably connected to the transverse reinforcement rib (25) through the linkage shaft (14). A second hydraulic cylinder (11) is mounted on the side wall of the auxiliary support block (1) on one side of the first hydraulic cylinder (10); a movable shaft (24) is mounted on the end of the second hydraulic cylinder (11) close to the auxiliary support block (1); a second push rod (12) is mounted on the output end of the second hydraulic cylinder (11); a secondary shaft (13) is mounted on the end of the second push rod (12) away from the second hydraulic cylinder (11); and the second push rod (12) is movably connected to the support arm (15) via the secondary shaft (13).

2. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 1, characterized in that: A servo motor (6) is installed on the side wall of the aluminum-magnesium alloy box door (4) on one side of the fiberglass reinforced plastic body (3), and the servo motor (6) is fixedly connected to the aluminum-magnesium alloy box door (4).

3. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 2 is characterized in that: A gear (19) is installed at the output end of the servo motor (6), and the gear (19) is movably connected to the aluminum-magnesium alloy box door (4).

4. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 3 is characterized in that: Racks (18) are provided inside the aluminum-magnesium alloy door (4) on both sides of the gear (19), and the racks (18) are slidably connected to the aluminum-magnesium alloy door (4), and the racks (18) and the gear (19) are meshed with each other.

5. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 4 is characterized in that: A telescopic door (17) is installed at one end of the rack (18) away from the gear (19), and the telescopic door (17) is slidably connected to the aluminum-magnesium alloy door (4), and the telescopic door (17) extends to the outside of the aluminum-magnesium alloy door (4).

6. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 1, characterized in that: A plate placing frame (20) is installed on the inner wall of the box body (5), and a plurality of groups of plate placing grooves (21) are installed inside the plate placing frame (20).

7. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 1 is characterized in that: A plurality of groups of storage plates (7) are arranged inside the box body (5), and the storage plates (7) are slidably connected to the storage plate grooves (21).

8. The composite door of glass fiber reinforced plastic and aluminum-magnesium alloy according to claim 6, characterized in that: A support pin (22) is installed on the side wall of the plate placing frame (20) on one side of the plate placing groove (21), and the support pin (22) extends into the interior of the plate placing frame (20).

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