Portable experiment teaching aid box

Abstract

The utility model relates to the field of teaching aid boxes, and discloses a portable experiment teaching aid box which comprises a box body and a box cover, a connecting lock is arranged between the box body and the box cover, a lifting handle is arranged on one side of the box body, a vessel storage cavity is arranged in the box body, and at least one connecting sliding plate is connected in the vessel storage cavity in a sliding mode. The connecting sliding plate is slidably connected with at least one U-shaped mounting plate, a fixing mechanism is arranged between the U-shaped mounting plate and the connecting sliding plate, one end of the U-shaped mounting plate is fixedly connected with a fixing column, the end, close to the U-shaped mounting plate, of the fixing column is hinged to a plurality of supporting rods arranged in an annular array, and the outer wall of the fixing column is slidably sleeved with a sliding cylinder; adjusting rods are hinged between the inner walls of the supporting rods and the sliding barrels, check rings are fixedly connected to the upper ends of the fixing columns, and first springs fixedly arranged on the outer walls of the fixing columns in a sleeving mode are fixedly connected between the check rings and the sliding barrels. Compared with the prior art, the glass ware fixing device has the advantages that glass ware can be positioned and fixed, collision is prevented, and the glass ware fixing device is convenient to carry.

Description

TECHNICAL FIELD

[0001] The utility model relates to teaching aid box technical field, specifically point to a portable experimental teaching aid box. BACKGROUND

[0002] Experimental teaching aid instrument is experimental instrument, is the instrument used when natural science concrete experiment, is mainly the instrument used in physics, chemistry, biology.

[0003] Common chemical experiment instrument includes a large number of beaker, test tube and so on container, because these containers are all glass products, when being stored and carried through storage box, it is easy to knock, cause damage. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem to overcome above technical difficulties, provide a portable experimental teaching aid box, can be positioned fixed to glassware, prevent from knocking, make things convenient for carrying.

[0005] To solve the above technical problem, the utility model provides a technical scheme that a portable experimental teaching aid box, including box and lid, be equipped with the connecting lock between the box and the lid, the box one side is equipped with pull handle, the box is equipped with the ware storage cavity, the ware storage cavity is equipped with the connection sliding plate not less than one in sliding connection, the connection sliding plate is equipped with the U type mounting plate not less than one in sliding connection, be equipped with the fixed mechanism between the U type mounting plate and the connection sliding plate, the U type mounting plate one end is all fixedly connected with fixed column, the fixed column is close to the U type mounting plate one end and is all hinged with the multiple support bars along annular array arrangement, the fixed column outer wall is slidably sleeved with sliding cylinder, the support bar inner wall and the sliding cylinder are all hinged with adjusting rod, the fixed column upper end is fixedly connected with the check ring, the check ring and the sliding cylinder are fixedly connected with the first spring of fixed sleeve in the fixed column outer wall.

[0006] As an improvement, the fixed mechanism includes a positioning block fixedly connected to the inner wall of the upper end of the U-shaped mounting plate, the connection sliding plate is provided with at least one positioning slot along the length direction, both sides of the U-shaped mounting plate are provided with grooves, and the upper end of each groove is slidably connected with a sliding block, each groove is fixedly connected with a second spring matched with the sliding block, and both sides of the connection sliding plate are provided with sliding grooves matched with the sliding blocks and arranged along the length direction.

[0007] As an improvement, the bottom surface of the connection sliding plate is fixedly connected with a limiting block at both ends, the bottom surface of the ware storage cavity is provided with a limiting slide rail arranged perpendicularly to the connection sliding plate, and one end of the connection sliding plate is threadedly connected with a fixed bolt.

[0008] As improvement, the upper end of the fixed column is provided with a movable slot, a top column is slidably inserted into the movable slot, the upper end of the top column is fixedly connected with a top plate, and a third spring matched with the top column is fixedly connected in the movable slot.

[0009] As improvement, a rubber soft pad is fixedly connected to the inner wall of the box cover above the utensil storage cavity.

[0010] As improvement, a storage grid is arranged at one side of the utensil storage cavity in the box body.

[0011] Compared with the prior art, the container can be placed by turning the opening end of the container downward, pressing the support rod to swing toward the side close to the fixed column, extruding the first spring to compress and deform, extending the fixed column and the support rod into the container, and pushing the support rod to support on the inner wall of the container under the restoring force of the first spring, so that the container is fixed, the box cover is closed, and the container is accommodated, thereby being convenient to carry. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 is an exploded view of the portable experimental teaching aid box.

[0013] Fig. 2 is a structural schematic view of the portable experimental teaching aid box.

[0014] Fig. 3 is a U-shaped mounting plate and external structure diagram of the portable experimental teaching aid box.

[0015] Fig. 4 is a reference view of the portable experimental teaching aid box in use.

[0016] As shown in the drawings: 1, the box body; 2, the box cover; 3, the utensil storage cavity; 4, the connecting slide plate; 5, the U-shaped mounting plate; 6, the fixed column; 7, the support rod; 8, the adjusting rod; 9, the retaining ring; 10, the first spring; 11, the slot; 12, the top column; 13, the third spring; 14, the top plate; 15, the storage grid; 16, the limiting block; 17, the limiting slide rail; 18, the rubber soft pad; 19, the positioning clamping block; 20, the second spring; 21, the sliding groove; 22, the sliding cylinder; 23, the pull handle; 24, the groove; 25, the sliding block; 26, the fixing bolt; 27, the positioning clamping groove. DETAILED DESCRIPTION

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0018] like Figs. 1 to 4 As shown, a portable experimental teaching aid box includes a box body 1 and a box lid 2. A connecting lock is provided between the box body 1 and the box lid 2. A lifting handle 23 is provided on one side of the box body 1. A container storage cavity 3 is provided inside the box body 1. A storage compartment 15 is provided on one side of the container storage cavity 3 inside the box body 1.

[0019] At least one connecting slide plate 4 is slidably connected inside the container storage cavity 3. Both ends of the bottom surface of the connecting slide plate 4 are fixedly connected to limit blocks 16. The bottom surface of the container storage cavity 3 is provided with a limit slide rail 17 arranged perpendicularly to the connecting slide plate. The limit slide rail 17 includes a track that cooperates with the limit block 16. Both sides of the track are provided with strip-shaped limit grooves. Both sides of the limit block 16 are provided with limit slide strips that cooperate with the strip-shaped limit grooves. The limit slide strips and the strip-shaped limit grooves prevent the connecting slide plate 4 from disengaging from the limit slide rail 17. One end of the connecting slide plate 4 is threaded with a fixing bolt 26. By pushing the connecting slide plate 4 to slide left and right along the limit slide rail 17, the left and right distance between the glass containers can be adjusted. After adjustment, the fixing bolt 26 is tightened to fix the connecting slide plate 4.

[0020] At least one U-shaped mounting plate 5 is slidably connected to the connecting slide plate 4. A positioning block 19 is fixedly connected to the upper inner wall of the U-shaped mounting plate 5. At least one positioning slot 27 is provided on the connecting slide plate 4 along the length direction. Grooves 24 are provided on both sides of the U-shaped mounting plate 5. A slider 25 is slidably connected to the upper end of each groove 24 on both sides. A second spring 20 that cooperates with the slider 25 is fixedly connected to each groove 24. Slide grooves 21 that cooperate with the slider 25 are provided on both sides of the connecting slide plate 4 along the length direction.

[0021] When it is necessary to adjust the spacing between adjacent U-shaped mounting plates 5, lift the U-shaped mounting plate 5 upwards so that the positioning block 19 extends out of the positioning slot 27. At the same time, the slider 25 remains stationary under the limit of the slide groove 21. The second spring 20 is compressed and deformed, pushing the U-shaped mounting plate 5 and causing the slider 25 to slide along the slide groove 21, thereby adjusting the position of the U-shaped mounting plate 5. After the adjustment is completed, the U-shaped mounting plate 5 is pushed downwards to reset under the restoring force of the second spring 20. The positioning block 19 is then inserted into the corresponding positioning slot 27 to fix the position of the U-shaped mounting plate 5.

[0022] The U-shaped mounting plate 5 is fixedly connected with a fixed column 6 at one end, a plurality of support rods 7 arranged in an annular array are hingedly connected to the fixed column 6 near one end of the U-shaped mounting plate 5, a sliding barrel 22 is slidably connected to the outer wall of the fixed column 6, an adjusting rod 8 is hingedly connected between the inner wall of the support rod 7 and the sliding barrel 22, a stop ring 9 is fixedly connected to the upper end of the fixed column 6, a first spring 10 is fixedly connected between the stop ring 9 and the sliding barrel 22 and is sleeved on the outer wall of the fixed column 6, a movable insertion slot 11 is arranged on the upper end of the fixed column 6, a top column 12 is slidably inserted into the movable insertion slot 11, a top plate 14 is fixedly connected to the upper end of the top column 12, and a third spring 13 is fixedly connected in the movable insertion slot 11 and cooperates with the top column 12, and a rubber cushion 18 is fixedly connected to the inner wall of the box cover 2 above the utensil storage cavity 3.

[0023] The container bottle opening is downward, the support rod 7 is pressed and swung inward, the support rod 7 pushes the sliding barrel 22 to slide upward through the adjusting rod 8, the first spring 10 is compressed and deformed, the support rod 7 and the fixed column 6 are inserted into the container opening, the sliding barrel 22 is pushed to slide downward under the restoring force of the first spring 10, the sliding barrel 22 pushes the support rod 7 to swing outward through the adjusting rod 8 and supports on the inner wall of the container, the container is pushed downward, the top plate 14 abuts against the inner bottom surface of the container, the box cover 2 is closed downward, the rubber cushion 18 abuts against the bottom surface of the container, the container bottom is clamped between the rubber cushion 18 and the top plate 14, the glass container is fixed, and the glass is prevented from being damaged due to collision in the carrying process.

[0024] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0025] It should be noted that, in this text, relational terms such as first and second are used merely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0026] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

[0027] The present invention and its embodiments have been described above. This description is not restrictive, and the accompanying drawings are only one embodiment of the present invention; the actual structure is not limited thereto. In conclusion, if those skilled in the art are inspired by this description and design similar structures and embodiments without departing from the inventive spirit of the present invention, such designs should fall within the protection scope of the present invention.

Claims

1. A portable experimental teaching aid box, comprising a box body (1) and a box lid (2), wherein a connecting lock is provided between the box body (1) and the box lid (2), and a lifting handle (23) is provided on one side of the box body (1), characterized in that: The box (1) is provided with a container storage cavity (3), and at least one connecting slide plate (4) is slidably connected in the container storage cavity (3). At least one U-shaped mounting plate (5) is slidably connected on the connecting slide plate (4). A fixing mechanism is provided between the U-shaped mounting plate (5) and the connecting slide plate (4). One end of each U-shaped mounting plate (5) is fixedly connected to a fixing post (6). Each fixing post (6) is hinged to a plurality of support rods (7) arranged in a circular array near the end of the U-shaped mounting plate (5). A slide cylinder (22) is slidably sleeved on the outer wall of the fixing post (6). An adjusting rod (8) is hinged between the inner wall of the support rod (7) and the slide cylinder (22). A retaining ring (9) is fixedly connected to the upper end of the fixing post (6). A first spring (10) is fixedly sleeved on the outer wall of the fixing post (6) between the retaining ring (9) and the slide cylinder (22).

2. The portable experimental teaching aid box according to claim 1, characterized in that: The fixing mechanism includes a positioning block (19) fixedly connected to the inner wall of the upper end of the U-shaped mounting plate (5). The connecting slide plate (4) has at least one positioning slot (27) along the length direction. The U-shaped mounting plate (5) has grooves (24) on both sides. The upper end of the grooves (24) on both sides is slidably connected to a slider (25). The grooves (24) are fixedly connected to a second spring (20) that cooperates with the slider (25). The connecting slide plate (4) has grooves (21) arranged along the length direction that cooperate with the slider (25) on both sides.

3. The portable experimental teaching aid box according to claim 1, characterized in that: Limiting blocks (16) are fixedly connected to both ends of the bottom surface of the connecting slide plate (4). The bottom surface of the container storage cavity (3) is provided with a limiting slide rail (17) arranged perpendicular to the connecting slide plate (4). A fixing bolt (26) is threadedly connected to one end of the connecting slide plate (4).

4. The portable experimental teaching aid box according to claim 1, characterized in that: The fixed column (6) is provided with a movable slot (11) at its upper end. A top column (12) is slidably inserted into the movable slot (11). A top plate (14) is fixedly connected to the upper end of the top column (12). A third spring (13) that cooperates with the top column (12) is fixedly connected to the movable slot (11).

5. A portable experimental teaching aid box according to claim 4, characterized in that: A rubber pad (18) is fixedly connected to the inner wall of the lid (2) directly above the container storage cavity (3).

6. A portable experimental teaching aid box according to any one of claims 1-5, characterized in that: The box (1) has a storage compartment (15) located on one side of the container storage cavity (3).

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