Adjustable experiment box

Abstract

The utility model relates to the technical field of experiment boxes, in particular to an adjustable experiment box which comprises a box body used for storing teaching aids, a box cover is hinged to the top of the box body, an adjusting display assembly which is used for installing teaching aids and can be used in an adjustable mode is arranged at the position, close to the front end, in the box body, and the adjusting display assembly comprises a fixing plate and a display plate. Hinge seats are symmetrically arranged at the top of the fixed plate close to the front end, and rotating shafts are arranged on the display plate corresponding to the hinge seats; according to the adjustable experiment box, the adjusting display assembly, the fixing plate and the box body are fixedly installed, the display plate is stably supported to be rotationally connected with the fixing plate, the sliding rail is in insertion fit with the rail groove, the position of the display plate is fixed under the cooperation of the fastening bolt, and the display plate can be adjusted through the position change of the sliding rail in the rail groove. The experiment teaching aid needing to be carried is stored under the cooperation of the storage box, the installation base is matched with the display board, installation and cooperation of the experiment teaching aid are facilitated, and the influence that the experiment teaching aid is taken out and lost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental boxes, in particular to an adjustable experimental box. Background Art

[0002] With the rapid development of educational theory, experimental teaching has become an important means for students to intuitively understand nature and the laws of development of things. As an important part of natural science teaching, physical education has derived physical experimental teaching aids in order to enable students to have a better intuitive understanding of physical experiments. In electrical experiments and electromagnetic induction experiments, ammeters, voltmeters, coils and other objects are needed. In order to facilitate the display of experimental teaching, the box-carrying teaching aids are realized, which is convenient for stable, fast and stable use of teaching experiments;

[0003] The utility model with publication number CN210271421U discloses an experimental teaching aid for physics teaching, comprising a box body and a cover plate hinged to the box body, wherein the box body comprises a partition plate, a male plate, and a female plate, wherein the partition plate is arranged inside the box body and divides the inside of the box body into an experimental cavity and a storage cavity;

[0004] The above technical scheme, by providing a male board and a female board, can expand the use area of ​​experimental equipment when using the tool box during teaching; through the provision of a temporary storage cavity, the device lock on the side panel and the device lock nut on the box body interact with each other to prevent the male board and the female board in the temporary storage cavity from falling; through the provision of a battery box and an inverter box, direct current and alternating current can be effectively provided; through the provision of a partition, the male board and the female board can be supported, and power can be provided to the wiring plug; through the provision of a handle, it can be convenient to carry; however, it does not have the function of displaying and teaching in the test box, and the display teaching structure is not adjustable, which makes it inconvenient to adjust the position accordingly according to the display angle, thereby reducing the impact of loss caused by taking out experimental teaching aids. Utility Model Content

[0005] The purpose of the utility model is to provide an adjustable experimental box to solve the problem of an experimental teaching aid for physics teaching with the authorized public opening number CN210271421U proposed in the above background technology, but it does not have the function of displaying teaching in the experimental box, and the display teaching structure is not adjustable, which is not convenient for adjusting the corresponding position according to the display angle, reducing the problem of loss caused by taking out the experimental teaching aids.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An adjustable experimental box, comprising a box body for storing teaching aids, a box cover hinged on the top of the box body, an adjustable display component for installing teaching aids and adjustable for use is provided near the front end inside the box body, the adjustable display component comprises a fixed plate and a display board, the fixed plate is used to connect the box body and provide supporting force, a hinge seat is symmetrically provided near the front end of the top of the fixed plate, a rotating shaft is provided on the display board corresponding to the hinge seat, a slide rail is symmetrically provided near the left end on the lower surface of the display board, a track groove is provided on the side wall of the fixed plate corresponding to the slide rail, a screw hole connected to the track groove is provided near the top on the outer surface of the side arm of the fixed plate, and fastening bolts are provided in each of the screw holes.

[0008] Preferably, support feet are provided on the lower surface of the box body near the four corners, and the tops of the support feet are welded and fixed to the bottom of the box body.

[0009] In the utility model, the installation of the supporting feet facilitates the lifting of the entire box body, which helps to independently place and coordinate the entire box body.

[0010] Preferably, the front end surface of the box body is symmetrically provided with card slots near the top, and the card slots are each provided with a screw groove.

[0011] In the utility model, the cooperation of the card slot and the corresponding cooperation of the card block are helpful for the stable plug-in installation cooperation of the box cover and the box body, so as to achieve a tightly fitting combination.

[0012] Preferably, a clamping block is provided on the front end surface of the box cover at a position corresponding to the clamping slot, and through holes are opened on the clamping block at positions corresponding to the screw grooves, and fixing bolts are provided in the through holes.

[0013] In the utility model, a fixing bolt is arranged to pass through the through hole and rotate forwardly with the screw groove to realize threaded connection, thereby increasing the stability of the installation of the box cover and the box body, and the fixing bolt rotates in the reverse direction to realize separation from the clamping block, thereby realizing the separation and cooperation of the box cover and the box body.

[0014] Preferably, a U-shaped groove is provided on the upper surface of the box cover near the front end, a lifting rod for carrying is provided in the U-shaped groove, the lifting rod is rotatably connected to the box cover through a rotating shaft, and a protrusion is provided in the middle of the top of the lifting rod.

[0015] In the utility model, the lifting rod is rotatably connected to the U-shaped groove, and the lifting rod provides a fulcrum to facilitate overall lifting and coordination. The bottom of the protrusion is welded and fixed to the lifting rod, and the protrusion helps the lifting rod to rotate open quickly to achieve overall lifting and use.

[0016] Preferably, a storage box is provided inside the box body at a middle position of the fixing plate, a battery box is provided inside the storage box near one of the corners, and a dry cell battery pack is provided in the battery box.

[0017] In the utility model, a storage box is provided to help store the teaching aids and experimental supplies needed for internal use, which is convenient for carrying and coordination. The dry battery pack is composed of a plurality of dry batteries, which provide overall power supply to achieve the corresponding power supply coordination for physics teaching experiments and reduce the influence of external power lines.

[0018] Preferably, the fixing plate is U-shaped, the width of the outer wall of the fixing plate is matched with the width of the inner wall of the box, and the bottom of the fixing plate is fixedly connected to the bottom of the box by screws.

[0019] In the utility model, the fixing plate is installed to provide a supporting force, which is helpful to hold up the corresponding display board, and the shape of the fixing plate increases the stability of the overall structural support.

[0020] Preferably, the rotating shaft and the display board are an integrally formed structure, the rotating shaft is rotatably connected to the hinge seat, the bottom of the hinge seat is welded and fixed to the fixed plate, the top of the slide rail is welded and fixed to the display board, the width of the outer wall of the slide rail is adapted to the width of the inner wall of the track groove, and the diameter of the fastening bolt is adapted to the inner diameter of the screw hole.

[0021] In the utility model, the outer end of the rotating shaft is rotatably matched with the hinge seat to realize the rotation of the display board around the front end surface of the fixed plate. Under the plug-in cooperation of the slide rail and the track groove, the angle adjustment of the display board around the front end surface of the fixed plate is realized, thereby realizing the inclination adjustment of the display board displayed forward. The fastening bolt is threadedly connected with the screw hole, and the end of the fastening bolt is tightly fitted with the slide rail, and the position of the slide rail is fixed under the action of friction.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. The utility model provides an adjustable display component, wherein the fixed plate is fixedly installed on the box body, stably supports the display plate and the fixed plate for rotational connection, the slide rail is plugged into the track groove, and the position of the display plate is fixed with the fastening bolts. The display plate changes its position in the track groove through the slide rail, so that the inclination angle of the display plate displayed to the front end can be adjusted. The storage box can be used to store the experimental teaching aids that need to be carried, and the display plate is equipped with a mounting seat, which is helpful for the installation of the experimental teaching aids and reduces the impact of the loss of the experimental teaching aids when they are taken out.

[0024] 2. The utility model sets a card block to be plugged into the card slot, and fixes the box body and the box cover with the cooperation of the fixing bolt. A lifting rod that is easy to rotate on the box cover is set to provide a fulcrum to facilitate the overall lifting and carrying. A battery box with a dry battery pack is set to help power the physics teaching experiment teaching aids and reduce the impact of the external power cord. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 This is a schematic diagram of the lifting rod opening structure of the utility model;

[0027] Figure 3 This is a schematic diagram of the box cover opening structure of the utility model;

[0028] Figure 4 This is a schematic diagram of the display board adjustment state structure of the utility model;

[0029] Figure 5 This is a schematic diagram of the combined structure of the box cover and the lifting rod of the utility model;

[0030] Figure 6 This is a schematic diagram of the combined structure of the box body and the storage box of the utility model;

[0031] Figure 7 It is a schematic diagram of the display board structure of the utility model.

[0032] The meaning of each number in the figure is:

[0033] Box body; 10, card slot; 100, screw slot; 11, support foot; 12, storage box; 120, battery box; 121, dry cell battery pack;

[0034] Box cover; 20, U-shaped groove; 21, lifting rod; 210, convex block; 22, clamping block; 220, perforation; 221, fixing bolt;

[0035] Adjust the display assembly; 30, fixing plate; 300, hinge seat; 301, track groove; 302, screw hole; 303, fastening bolt; 31, display plate; 310, rotating shaft; 311, slide rail; 312, mounting seat. DETAILED DESCRIPTION

[0036] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0037] See also Figure 1-Figure 7 , this embodiment provides a technical solution:

[0038] An adjustable experiment box comprises a box body 1 for storing teaching aids. Support legs 11 are arranged near four corners of the lower surface of the box body 1. The tops of the support legs 11 are welded and fixed to the bottom of the box body 1.

[0039] In the present invention, the installation of the support legs 11 facilitates the lifting of the entire box body 1, which helps the overall independent placement and coordination.

[0040] Furthermore, the front end surface of the box body 1 is symmetrically provided with card slots 10 near the top, and the card slots 10 are each provided with a screw groove 100 .

[0041] In the present invention, the card slot 10 cooperates with the card block 22 to help the box cover 2 and the box body 1 to be stably plugged and installed, thereby achieving a tightly fitting combination.

[0042] Specifically, a clamping block 22 is provided on the front end surface of the box cover 2 at a position corresponding to the clamping slot 10 , and through holes 220 are opened on the clamping block 22 at positions corresponding to the screw groove 100 , and fixing bolts 221 are provided in the through holes 220 .

[0043] In the utility model, a fixing bolt 221 is arranged to pass through the through hole 220 and rotate forwardly with the screw groove 100 to realize a threaded connection, thereby increasing the stability of the installation of the box cover 2 and the box body 1, and the fixing bolt 221 rotates in the opposite direction to separate from the block 22, thereby realizing the separation and cooperation of the box cover 2 and the box body 1.

[0044] It should be noted that a storage box 12 is provided inside the box body 1 at the middle of the fixing plate 30 , and a battery box 120 is provided inside the storage box 12 near one of the corners, and a dry cell battery pack 121 is provided in the battery box 120 .

[0045] In the present invention, the storage box 12 is provided to help store the teaching aids and experimental supplies needed for internal use, which is convenient for carrying. The dry cell battery pack 121 is composed of a plurality of dry cells, which provide overall power supply to realize the corresponding power supply coordination for physics teaching experiments and reduce the influence of external power lines.

[0046] Furthermore, a box cover 2 is hinged on the top of the box body 1, and a U-shaped groove 20 is provided on the upper surface of the box cover 2 near the front end. A lifting rod 21 for carrying is provided in the U-shaped groove 20. The lifting rod 21 is rotatably connected to the box cover 2 through a rotating shaft, and a protrusion 210 is provided in the middle of the top of the lifting rod 21.

[0047] In the utility model, the lifting rod 21 is rotatably connected to the U-shaped groove 20, and the lifting rod 21 provides a fulcrum for overall lifting and coordination. The bottom of the protrusion 210 is welded and fixed to the lifting rod 21. The protrusion 210 helps the lifting rod 21 to rotate open quickly, so that the overall lifting and use can be achieved.

[0048] It is worth adding that an adjustable display assembly 3 for installing teaching aids and adjustable for use is provided near the front end inside the box body 1, and the adjustable display assembly 3 includes a fixed plate 30 and a display plate 31. The fixed plate 30 is used to connect the box body 1 and provide supporting force. A hinge seat 300 is symmetrically provided at the top of the fixed plate 30 near the front end, and a rotating shaft 310 is provided on the display plate 31 corresponding to the hinge seat 300. A slide rail 311 is symmetrically provided near the left end on the lower surface of the display plate 31. A track groove 301 is opened on the side wall of the fixed plate 30 corresponding to the slide rail 311. A screw hole 302 connected to the track groove 301 is opened near the top on the outer surface of the side arm of the fixed plate 30, and a fastening bolt 303 is provided in each of the screw holes 302.

[0049] Furthermore, the fixing plate 30 is U-shaped, the width of the outer wall of the fixing plate 30 is matched with the width of the inner wall of the box body 1, and the bottom of the fixing plate 30 is fixedly connected to the bottom of the box body 1 by screws.

[0050] In the present invention, the fixing plate 30 is installed to provide a supporting force, which helps to hold up the corresponding display plate 31, and the shape of the fixing plate 30 increases the stability of the overall structural support.

[0051] Secondly, the rotating shaft 310 and the display board 31 are an integrally formed structure. The rotating shaft 310 is rotatably connected to the hinge seat 300. The bottom of the hinge seat 300 is welded and fixed to the fixed plate 30. The top of the slide rail 311 is welded and fixed to the display board 31. The width of the outer wall of the slide rail 311 is adapted to the width of the inner wall of the track groove 301. The diameter of the fastening bolt 303 is adapted to the inner diameter of the screw hole 302.

[0052] In the present invention, the outer end of the rotating shaft 310 rotates with the hinge seat 300 to realize the rotation of the display board 31 around the front end surface of the fixed plate 30. Under the plug-in cooperation of the slide rail 311 and the track groove 301, the angle adjustment of the display board 31 around the front end surface of the fixed plate 30 is realized, thereby realizing the inclination adjustment of the display board 31 displayed forward. The fastening bolt 303 is threadedly connected with the screw hole 302, and the end of the fastening bolt 303 is tightly fitted with the slide rail 311, and the position of the slide rail 311 is fixed under the action of friction.

[0053] When the adjustable experimental box of this embodiment is in use, the user first installs the fixing plate 30 with the hinge seat 300 inside the box body 1, and then rotates the display board 31 provided with the mounting seat 312 to connect with the hinge seat 300 on the fixing plate 30 through the rotating shaft 310, the slide rail 311 is plugged into the track groove 301, the fastening bolt 303 is threadedly connected with the screw hole 302, and then the battery box 120 with the dry battery pack 121 is fixed in the storage box 12, the storage box 12 is installed in the box body 1, and the experimental teaching aids to be used are stored in the storage box 12, the box cover 2 is hinged with the box body 1 through the hinge, and the lifting rod 21 is rotated to connect with the U-shaped groove 20 on the box cover 2 through the rotating shaft, the card block 22 is plugged into the card groove 10, and the fixing bolt 221 passes through the through hole 220 and is threadedly connected with the screw groove 100, so that the box cover 2 and the box body 1 are combined and fixed;

[0054] When it is necessary to conduct a physical experiment teaching experiment with teaching aids, the box cover 2 is opened, the teaching aids stored in the storage box 12 are taken out and plugged into the mounting seat 312 on the display board 31. According to the required display angle, the position of the display board 31 is manually adjusted to move the slide rail 311 in the track groove 301, and the position of the slide rail 311 is fixed with the cooperation of the fastening bolt 303 to achieve flexible adjustment of the display angle. When the entire unit needs to be transported, the corresponding teaching aids are stored in the storage box 12, and the box cover 2 and the box body 1 are fixed in position by the fixing bolt 221 to achieve fixed installation. With the cooperation of the protrusion 210, the lifting rod 21 is manually opened, which helps to flexibly transport the entire unit and reduce the impact of loss caused by taking out the internal experimental teaching aids.

Claims

1. An adjustable experimental box, comprising a box body (1) for storing teaching aids, a box cover (2) being hingedly connected to the top of the box body (1), and an adjustable display component (3) for installing and adjusting teaching aids near the front end of the box body (1), characterized in that: The adjustable display assembly (3) comprises a fixing plate (30) and a display plate (31); the fixing plate (30) is used to connect the box body (1) and provide a supporting force; a hinge seat (300) is symmetrically provided on the top of the fixing plate (30) near the front end; a rotating shaft (310) is provided on the display plate (31) at a position corresponding to the hinge seat (300); a slide rail (311) is symmetrically provided on the lower surface of the display plate (31) near the left end; a track groove (301) is provided on the side wall of the fixing plate (30) at a position corresponding to the slide rail (311); a screw hole (302) communicating with the track groove (301) is provided on the outer surface of the side arm of the fixing plate (30) near the top; and a fastening bolt (303) is provided in each of the screw holes (302).

2. The adjustable test box according to claim 1, characterized in that: Support feet (11) are provided on the lower surface of the box body (1) near the four corners, and the tops of the support feet (11) are welded and fixed to the bottom of the box body (1).

3. The adjustable test box according to claim 1, characterized in that: The front end surface of the box body (1) is symmetrically provided with card slots (10) near the top, and the card slots (10) are each provided with a screw groove (100).

4. The adjustable test box according to claim 3, characterized in that: A clamping block (22) is provided on the front end surface of the box cover (2) at a position corresponding to the clamping slot (10), and a through hole (220) is provided on the clamping block (22) at a position corresponding to the screw groove (100), and a fixing bolt (221) is provided in each of the through holes (220).

5. The adjustable test box according to claim 4, characterized in that: A U-shaped groove (20) is provided on the upper surface of the box cover (2) near the front end, and a lifting rod (21) for carrying is provided in the U-shaped groove (20). The lifting rod (21) is rotatably connected to the box cover (2) via a rotating shaft, and a protrusion (210) is provided in the middle of the top of the lifting rod (21).

6. The adjustable test box according to claim 1, characterized in that: A storage box (12) is also provided inside the box body (1) at a middle position of the fixing plate (30), a battery box (120) is provided inside the storage box (12) near one of the corners, and a dry cell battery pack (121) is provided in the battery box (120).

7. The adjustable test box according to claim 1, characterized in that: The fixing plate (30) is U-shaped, the width of the outer wall of the fixing plate (30) is matched to the width of the inner wall of the box body (1), and the bottom of the fixing plate (30) is fixedly connected to the bottom of the box body (1) by screws.

8. The adjustable test box according to claim 7, characterized in that: The rotating shaft (310) and the display board (31) are integrally formed structures. The rotating shaft (310) is rotatably connected to the hinge seat (300). The bottom of the hinge seat (300) is welded and fixed to the fixing plate (30). The top of the slide rail (311) is welded and fixed to the display board (31). The width of the outer wall of the slide rail (311) is matched to the width of the inner wall of the track groove (301). The diameter of the fastening bolt (303) is matched to the inner diameter of the screw hole (302).

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