Student desk with adjustable storage space

Abstract

The utility model relates to the technical field of teaching equipment, and discloses a student desk with an adjustable storage space, an expansion device is composed of a moving plate, a shaft rod, a first spring, a fixed block, a mounting base, a moving column, a second spring, a limiting block, a connecting body, a clamping block and a protruding block, the moving plate is slidably installed on the surface of a drawer, and the shaft rod is arranged on the shaft rod. The shaft rod is slidably mounted in the drawer, the surface of the shaft rod is sleeved with the first spring, the fixing block is fixedly mounted at the top of the shaft rod, the mounting base is fixedly mounted on the side face of the drawer, and the moving column is slidably mounted in the mounting base. According to the student desk with the adjustable storage space, by pulling the protruding block, separating the clamping block from the clamping groove, pulling the movable plate by a certain distance and defining the storage space with the baffle, the purpose of capacity expansion of different sizes is achieved, the protruding block is released, the clamping block enters the clamping groove again, and therefore the current position of the movable plate is limited, capacity expansion is convenient, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching equipment, in particular to a student desk with adjustable storage space. Background Art

[0002] A lifting device is a mechanical device used to transport materials vertically. It is mainly used to lift materials from a low place to a high place or to lower materials from a high place to a low place.

[0003] The patent with application number 202222050685.3 discloses a desk with adjustable storage space, including table legs, drawers, table tops, limit plates, hollow plates, inner plates, lifting plates, tripods, contact plates, turntables, magnets, guide rods, mounting plates, elastic parts and fixed plates. The table top is fixedly connected to the top of the drawer, the middle of the left and right sides outside the drawer are fixedly connected to table legs, the upper parts of the inner sides of the left and right table legs are fixedly connected to mounting plates, the lower rear parts of the left and right sides inside the drawer are fixedly connected to fixed plates, a guide rod is fixedly connected between the middle of the fixed plate and the top of the corresponding mounting plate, a lifting plate for placing books is placed between the left and right fixed plates, and the rear side of the lifting plate is in contact with the rear side inside the drawer.

[0004] The desk with adjustable storage space pushes the books to move backward, driving the contact plate to move backward, and the contact plate moves backward, driving the inner plate to move backward, and the inner plate moves backward, driving the lifting plate to move downward to a suitable position through the tripod. Students can then place an appropriate amount of books on the lifting plate for storage. However, there are still areas that can be improved. For example, the space for expanding the capacity of the device is limited, and the device is easily affected by external vibrations and other factors, causing the magnet to rotate out of correspondence with the lifting plate. Under the action of the elastic member, the lifting plate moves upward, affecting the placement of the books, and cannot meet current needs. Utility Model Content

[0005] The purpose of the utility model is to provide a student desk with adjustable storage space to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a student desk with adjustable storage space, comprising supporting legs, a table top, a baffle, a drawer, and a capacity expansion device, wherein the table top is arranged at the top of the supporting legs, the baffle is arranged at the bottom of the table top, the drawer is arranged at the bottom of the table top, and the capacity expansion device is arranged on the outside of the drawer.

[0007] The expansion device is composed of a movable plate, an axle, a first spring, a fixed block, a mounting seat, a movable column, a second spring, a limit block, a connector, a block, and a protrusion. The movable plate is slidably installed on the surface of the drawer, the axle is slidably installed inside the drawer, the first spring is sleeved on the surface of the axle, the fixed block is fixedly installed on the top of the axle, the mounting seat is fixedly installed on the side of the drawer, the movable column is slidably installed inside the mounting seat, the second spring is sleeved on the surface of the movable column, the limit block is fixedly installed on one end of the movable column, the connector is fixedly installed on the surface of the movable column, the block is fixedly installed on the other end where the connector and the movable column are connected, and the protrusion is fixedly installed on the other end where the movable column and the limit block are connected.

[0008] Preferably, the bottom of the shaft rod is fixedly connected to the movable plate, and when the movable plate moves downward, the shaft rod can drive the fixed block to move downward and stretch the first spring.

[0009] Preferably, one end of the first spring is fixedly connected to the drawer, and the other end is fixedly connected to the fixed block, and a first spring is provided for resetting the fixed block.

[0010] Preferably, one end of the second spring is fixedly connected to the mounting seat, and the other end is fixedly connected to the limit block, and a second spring is provided for resetting the limit block.

[0011] Preferably, the surface of the movable plate is provided with slots matching the card blocks in a linear array, and the protrusion is pulled so that the movable column drives the limit block to squeeze the second spring. At the same time, under the action of the connector, the card block can be separated from the slot, and the movable plate is pulled a certain distance, and the protrusion is released. Under the action of the second spring, the limit block can drive the movable column to reset, so that the connector drives the card block to re-enter the slot, thereby limiting the current position of the movable plate.

[0012] Preferably, a sliding groove matching the mounting seat is provided on the surface of the movable plate, and this arrangement enables the movable plate to slide outside the mounting seat.

[0013] Preferably, a movable groove matching the movable plate is provided at the bottom of the drawer, and the movable plate can be moved downward by pulling the handle at the bottom of the movable plate to form a storage space with the baffle to achieve the purpose of capacity expansion.

[0014] Compared with the prior art, the beneficial effect of the utility model is that the student desk with adjustable storage space can achieve the purpose of expansion of different sizes by pulling the protrusion, the card block is disengaged from the card slot, and the movable plate is pulled a certain distance to form a storage space with the baffle, and the protrusion is released to make the card block re-enter the card slot, thereby limiting the current position of the movable plate, and the expansion is convenient and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the baffle, drawer and movable plate of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the shaft rod, the first spring and the fixing block of the utility model;

[0019] Figure 5 This is a schematic diagram of the limit block, connector and clamping block structure of the utility model.

[0020] In the figure: 1. supporting leg; 2. table top; 3. baffle; 4. drawer; 5. expansion device; 501. movable plate; 502. shaft rod; 503. first spring; 504. fixing block; 505. mounting seat; 506. movable column; 507. second spring; 508. limiting block; 509. connector; 510. clamping block; 511. protrusion. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-5 The utility model provides a technical solution: a student desk with adjustable storage space, including supporting legs 1, a table top 2, a baffle 3, a drawer 4, and a capacity expansion device 5, the table top 2 is arranged on the top of the supporting legs 1, the baffle 3 is arranged on the bottom of the table top 2, the drawer 4 is arranged on the bottom of the table top 2, and the capacity expansion device 5 is arranged on the outside of the drawer 4.

[0023] The capacity expansion device 5 is composed of a moving plate 501, an axle 502, a first spring 503, a fixing block 504, a mounting seat 505, a moving column 506, a second spring 507, a limiting block 508, a connector 509, a block 510, and a protrusion 511. The moving plate 501 is slidably mounted on the surface of the drawer 4. A moving groove matching the moving plate 501 is provided at the bottom of the drawer 4. By pulling the handle at the bottom of the moving plate 501, the moving plate 501 can be moved downward and enclosed with the baffle 3 to form a storage space to achieve the purpose of capacity expansion. The axle 502 is slidably mounted inside the drawer 4. The bottom of the axle 502 and the moving column 506 are connected to the drawer 4. The movable plate 501 is fixedly connected. When the movable plate 501 moves downward, the shaft 502 can drive the fixed block 504 to move downward and stretch the first spring 503. The first spring 503 is sleeved on the surface of the shaft 502. The fixed block 504 is fixedly installed on the top of the shaft 502. One end of the first spring 503 is fixedly connected to the drawer 4, and the other end is fixedly connected to the fixed block 504. The first spring 503 is provided for resetting the fixed block 504. The mounting seat 505 is fixedly installed on the side of the drawer 4. The surface of the movable plate 501 is provided with a sliding groove matching the mounting seat 505. This setting can make the movable plate 50 1 slides outside the mounting seat 505, the moving column 506 is slidably mounted inside the mounting seat 505, the second spring 507 is sleeved on the surface of the moving column 506, the limit block 508 is fixedly mounted on one end of the moving column 506, one end of the second spring 507 is fixedly connected to the mounting seat 505, and the other end is fixedly connected to the limit block 508, and the second spring 507 is provided for resetting the limit block 508, the connecting body 509 is fixedly mounted on the surface of the moving column 506, the block 510 is fixedly mounted on the other end where the connecting body 509 is connected to the moving column 506, and the surface of the moving plate 501 is opened in a linear array A slot matching the card block 510 is provided. Pulling the protrusion 511 allows the movable column 506 to drive the limit block 508 to squeeze the second spring 507. At the same time, under the action of the connecting body 509, the card block 510 can be separated from the slot. The movable plate 501 is pulled a certain distance, and the protrusion 511 is released. Under the action of the second spring 507, the limit block 508 can drive the movable column 506 to reset, so that the connecting body 509 drives the card block 510 to re-enter the slot, thereby limiting the current position of the movable plate 501. The protrusion 511 is fixedly installed at the other end where the movable column 506 and the limit block 508 are connected.

[0024] When in use, the protrusion 511 is pulled so that the movable column 506 drives the limit block 508 to squeeze the second spring 507. At the same time, under the action of the connecting body 509, the card block 510 can be separated from the card slot. By pulling the movable plate 501 downward by the handle, the shaft rod 502 can drive the fixed block 504 to move downward and stretch the first spring 503, and form a storage space with the baffle 3 to achieve the purpose of capacity expansion. The protrusion 511 is released. Under the action of the second spring 507, the limit block 508 can drive the movable column 506 to reset, so that the connecting body 509 drives the card block 510 to re-enter the card slot, thereby limiting the current position of the movable plate 501. By pulling the protrusion 511, under the action of the first spring 503, the movable plate 501 can be reset.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A student desk with adjustable storage space, comprising supporting legs (1), a table top (2), a baffle (3), a drawer (4), and a capacity expansion device (5), characterized in that: The table top (2) is arranged on the top of the supporting leg (1), the baffle (3) is arranged on the bottom of the table top (2), the drawer (4) is arranged on the bottom of the table top (2), and the expansion device (5) is arranged on the outside of the drawer (4); The expansion device (5) is composed of a movable plate (501), an axle (502), a first spring (503), a fixed block (504), a mounting seat (505), a movable column (506), a second spring (507), a limit block (508), a connector (509), a clamping block (510), and a protrusion (511); the movable plate (501) is slidably mounted on the surface of the drawer (4); the axle (502) is slidably mounted inside the drawer (4); the first spring (503) is sleeved on the surface of the axle (502); and the fixed block (504) is fixedly mounted on the top of the axle (502). The mounting seat (505) is fixedly mounted on the side of the drawer (4), the movable column (506) is slidably mounted inside the mounting seat (505), the second spring (507) is sleeved on the surface of the movable column (506), the limit block (508) is fixedly mounted on one end of the movable column (506), the connecting body (509) is fixedly mounted on the surface of the movable column (506), the clamping block (510) is fixedly mounted on the other end where the connecting body (509) and the movable column (506) are connected, and the protrusion (511) is fixedly mounted on the other end where the movable column (506) and the limit block (508) are connected.

2. A student desk with adjustable storage space according to claim 1, characterized in that: The bottom of the shaft rod (502) is fixedly connected to the movable plate (501).

3. A student desk with adjustable storage space according to claim 1, characterized in that: One end of the first spring (503) is fixedly connected to the drawer (4), and the other end is fixedly connected to the fixing block (504).

4. A student desk with adjustable storage space according to claim 1, characterized in that: One end of the second spring (507) is fixedly connected to the mounting seat (505), and the other end is fixedly connected to the limiting block (508).

5. A student desk with adjustable storage space according to claim 1, characterized in that: The surface of the movable plate (501) is provided with card slots in a linear array that match the card blocks (510).

6. A student desk with adjustable storage space according to claim 1, characterized in that: The surface of the movable plate (501) is provided with a sliding groove matching the mounting seat (505).

7. A student desk with adjustable storage space according to claim 1, characterized in that: The bottom of the drawer (4) is provided with a moving groove matching the moving plate (501).

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