CN210539684U

CN210539684U - Lectern for multimedia teaching

Info

Publication number: CN210539684U
Application number: CN201821771407.4U
Authority: CN
Inventors: 顾哲锴
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-30
Filing date: 2018-10-30
Publication date: 2020-05-19
Anticipated expiration: 2028-10-30

Abstract

The utility model provides a lectern for multimedia teaching, which comprises a lectern body, wherein two sides of the bottom of the lectern body are connected with support columns, the surface of the lectern body is provided with a textbook support, the textbook support comprises a support plate which is embedded in the lectern body and is flush with the surface of the lectern body in height, the support plate is in a square shape, the support plate comprises two layers, the support plate comprises a bottom layer and a book support layer, and the book support layer is made of elastic and shapeable materials; the book supporting layer and the bottom layer are overlapped and contacted but are not bonded or connected, so that the book supporting layer can be freely folded; the thickness of the book supporting layer is more than 5 cm. The utility model discloses lectern for multimedia teaching, the selection of elasticity and the material that can stereotype is the key, supports whole technical scheme to realize light, convenient, simple structure, and the main holding power with low costs holds in the palm the book layer and can change into shape, height and the support of needs and be power, and the elasticity of selection and the material that can stereotype just in time can satisfy this kind of requirement.

Description

Lectern for multimedia teaching

Technical Field

The utility model relates to an education and teaching apparatus technical field especially relates to a lectern for multimedia teaching.

Background

The multimedia teaching desk is an integrated platform for effectively integrating, managing, preventing burglary and preventing damage to multimedia teaching equipment, is an important tool for multimedia teaching, belongs to continuously-changed equipment at present, can have various classification modes according to the development history, the types of the equipment and the use environment of the multimedia teaching desk, is a cabinet-type teaching desk which is large and heavy and leads people to feel not to be a teaching desk but a cabinet, is inconvenient for users to use and is a product still selected by a plurality of large ladder classrooms at present, mainly because of use habits, the multimedia teaching desk continues to be used but the trend is certainly disappeared, the defects of the traditional multimedia teaching desk are minimized by the modern teaching desk, the advantages are more intelligent, and the operation of the users is more convenient, the method is more humanized, but the method has high manufacturing cost, odd shape, unnecessary modeling treatment and intentionally complicated production design, and is only used conditionally by a few schools.

The existing teacher desk can only place books on the desk when a teacher goes on class, lowers the head and looks down, and needs to be fixed by hands when necessary.

For example, Chinese patent CN207084492U provides a lectern convenient for teaching, which comprises a lectern body (1), wherein support columns (2) are connected to two sides of the bottom of the lectern body (1), and drawers (3) and storage cabinets (4) are respectively arranged on the support columns (2), and the lectern convenient for teaching is characterized in that a groove (5) is arranged on the lectern body (1), a motor accommodating cavity (6) is arranged below the groove (5), a telescopic motor (7) is arranged in the motor accommodating cavity (6), a telescopic rod (8) is connected to the telescopic motor (7), the telescopic rod (8) is connected with the outer wall of the lectern body (1) in a penetrating manner, a screw rod (9) is fixedly connected to one side of the telescopic rod (8), a support rod (10) is connected in a penetrating manner by the screw rod (9), an adjusting nut (11) is arranged at the joint of the support rod (10) and the screw rod (9), a book, the middle of the top of the book clamping plate (12) is provided with a book clamping groove (13), and the book clamping plate (12) is also provided with a spring clamp (14). Through having set up the double-layered book board that can go up and down among this technical scheme, flexible motor operation back, drive telescopic link concertina movement, thereby make telescopic link adjustment support height, when the teacher stands for a long time or sits the lecture when tired, the double-layered book board that can use the telescopic link that rises and bracing piece to be connected comes centre gripping books and stands the lecture, the bracing piece is equipped with adjusting nut with the screw rod junction, the accessible is unscrewed and the mode of the adjusting nut of screwing, adjust the angle of double-layered book board, make things convenient for the teacher to see the book and give lessons, the variety of giving lessons has been increased, the convenient double-layered book in double-layered book groove, the spring clamp is fixed books. But its structure is comparatively complicated, needs to use heavy machines such as motor, has increased the bearing capacity of lectern, is unfavorable for the improvement of the life of lectern, and equally, also can lead to the cost of manufacture higher.

SUMMERY OF THE UTILITY MODEL

The teacher who exists for overcoming among the prior art can only put the book on the table or have the prerequisite of the clamp plate of lift during class, and the cost of manufacture is higher, the comparatively complicated problem of structure, the utility model provides a lectern for multimedia teaching.

The utility model adopts the technical proposal that: the utility model provides a lectern for multimedia teaching, includes the lectern body, lectern body bottom both sides are connected with the support column, and its innovation point lies in: the surface of the teacher's desk body is provided with a textbook support, the textbook support comprises a supporting plate, the supporting plate is embedded in the teacher's desk body and is flush with the surface of the teacher's desk body in height, the supporting plate is in a square shape, the supporting plate comprises two layers, a bottom layer and a book supporting layer, and the book supporting layer is made of elastic and shapeable materials;

the bottom layer is embedded with the teacher's desk body, the bottom layer and the book supporting layer have the same structure and are both formed by half of s-shaped plates, and the book supporting layer and the bottom layer are overlapped and contacted but are not bonded or connected, so that the book supporting layer can be freely folded;

the thickness of the book supporting layer is more than 5 cm.

In some embodiments, the teacher desk further comprises a display and a lower cabinet body for placing the computer host, the surface of the teacher desk body is further provided with a cover plate capable of being opened upwards, the cover plate is connected with the teacher desk body through a hinge, the cover plate is provided with a perspective hole, the perspective hole is sealed by toughened glass, and the display is placed below the toughened glass;

in some embodiments, a sliding chute is further arranged above the toughened glass, a protection plate is slidably mounted in the sliding chute, the length of the sliding chute is at least 2-4 times that of the toughened glass, and two ends of the sliding chute are provided with sealing strips; a handle is arranged on the protection plate.

In some embodiments, the textbook support further comprises a width adjusting structure, the width adjusting structure is arranged on the book support layer, the book support layer can move within the surface range of the desk body under the driving of the width adjusting structure, and the length of the book support layer in the width direction is adjusted.

In some embodiments, the width adjusting structure comprises an adjusting fixing hook and a fixing device, one end of the adjusting fixing hook is connected to one side of the book supporting layer close to the edge of the bottom layer of the supporting plate, and the other end of the adjusting fixing hook is fixed on the edge of the supporting plate; the hook part of the adjusting fixing hook is provided with a fixing ring, and the fixing device penetrates through the fixing ring to fix the adjusting fixing hook at the bottom of the supporting plate.

In some embodiments, the adjusting fixing hook comprises a hook handle and a fixing hook, the hook handle is fixedly connected with the fixing hook, the hook handle is in a long strip shape, the hook handle is wrapped into the side edge of the book supporting layer in a wrapping mode and is pressed and fixed, the fixing hook connected with the hook handle is in an L shape with a hook part, the fixing hook is fixed on the side edge of the bottom layer of the supporting plate through the L-shaped end, the hook part of the adjusting fixing hook is provided with a fixing ring, and the fixing device penetrates through the fixing ring to fix the adjusting fixing hook on the bottom of the supporting plate.

In some embodiments, the fixation device is a dowel pin or dowel pin.

In some embodiments, the height of the supporting plate is higher than the surface of the teacher's desk body, forming a protrusion, and the supporting plate is fixedly connected with or integrally formed with the surface of the teacher's desk body.

In some embodiments, the support posts are provided with drawers and storage cabinets, respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses lectern for multimedia teaching, the selection of elasticity and the material that can stereotype is the key, supports whole technical scheme to realize light, convenient, simple structure, and the main holding power with low costs holds in the palm the book layer and can change into shape, height and the support of needs and be power, and the elasticity of selection, and the material that just in time can satisfy this kind of requirement that can stereotype.

(2) The utility model discloses lectern for multimedia teaching, should hold in the palm the book layer and coincide to contact but not cohere and not connect between the bottom, realize holding in the palm the book layer and turn over freely and turn over; the thickness of the book supporting layer is more than 5cm, and the thickness of the book supporting layer can ensure certain capacity of bearing the weight of the book.

(3) The utility model discloses lectern for multimedia teaching as the replacement, highly being higher than lectern body surface of layer board forms the arch, layer board and lectern body fixed surface are connected or integrated into one piece. The bellied layer board sets up, and the height on support book layer is higher, and is more convenient to the remote mr of looking over the record of preparing lessons.

Drawings

FIG. 1 is a schematic view showing a structure of a book supporting layer of a teacher's desk for multimedia teaching according to the present invention being folded;

FIG. 2 is a schematic structural view showing that the book supporting layer of the teacher's desk for multimedia teaching of the present invention is not folded;

FIG. 3 is a schematic view of another structure of the teacher's desk for multimedia teaching according to the present invention;

fig. 4 is a schematic view of the width adjusting structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model discloses a lectern for multimedia teaching, refer to fig. 1, including lectern body 1, the both sides of lectern body 1 bottom are connected with support column 2, lectern body 1 surface is provided with the textbook support, the textbook support includes a layer board 3, and this layer board 3 gomphosis is at lectern body 1, and highly flushes with lectern body 1 surface, and this layer board 3 is the cube form, layer board 3 comprises two-layer, including bottom 30 and support book layer 31, support book layer 31 is the support book layer that the material that elasticity and can stereotype made; the utility model discloses an among this embodiment, the selection of elasticity and the material that can stereotype is the key, supports whole technical scheme to realize light, convenient, simple structure, and main holding power with low costs holds in the palm book layer 31 and can change into shape, height and the support of needs and be power, and the elasticity of selection, and the material that can stereotype just in time can satisfy this kind of requirement.

As a further preference, in this embodiment of the present invention, as shown in fig. 2: the bottom layer 30 is embedded with the surface of the teacher's desk body 1, the bottom layer 30 and the book supporting layer 31 have the same structure and are both formed by half s-shaped plates, the book supporting layer 31 and the bottom layer 30 are overlapped and contacted but are not bonded or connected, and the book supporting layer 31 can be freely folded; further preferably, the thickness of the book supporting layer 31 is more than 5cm, and the thickness of the book supporting layer 31 can ensure a certain capacity of bearing the weight of the book.

Of course, one skilled in the art will appreciate that, alternatively, as shown in FIG. 3: the layer board 3 highly is higher than lectern body 1 surface, forms the arch, layer board 3 and lectern body 1 surface swing joint (for example through the slide rail slide connection, or other active methods are connected). The setting of bellied layer board 3, the height that holds in the palm book layer 31 is higher, and is more convenient to the mr of long-distance record of looking over preparing lessons. On this basis, in this embodiment of the present invention, as another invention point of the present invention, the textbook support further includes a width adjusting structure, the width adjusting structure is disposed on the book supporting layer 31, and under the driving of the width adjusting structure, the book supporting layer 31 can move within the surface of the lectern body 1, so as to adjust the length of the book supporting layer 31 in the width direction.

As shown in fig. 3, in this embodiment of the present invention, the width adjusting structure includes an adjusting fixing hook 4 and a fixing device, one end of the adjusting fixing hook is connected to one side of the book supporting layer 31 close to the edge of the bottom layer 30 of the supporting plate 3, and the other end is fixed on the edge of the supporting plate 3; the hook part of the adjusting fixing hook 4 is provided with a fixing ring, and the fixing device penetrates through the fixing ring to fix the adjusting fixing hook 4 at the bottom of the supporting plate 3.

Specifically, as shown in fig. 4, the adjusting fixing hook 4 includes a hook handle 40 and a fixing hook 41, the hook handle 40 is fixedly connected to the fixing hook 41, the hook handle 40 is in a strip shape, the side edge of the book support layer 31 wraps the hook handle 40 and is pressed and fixed (the book support layer 31 is made of an elastic and shapeable material and can be curled) to the fixing hook 41, the fixing hook 41 is in an "L" shape with a hook portion, the fixing hook 41 is fixed to the side edge of the bottom layer 30 of the supporting plate 3 through the "L" end, the hook portion 42 of the adjusting fixing hook 4 is provided with a fixing ring 43, and the fixing device penetrates through the fixing ring 43 to fix the adjusting fixing hook 4 to the bottom of the supporting plate 3. As a further preference, in this embodiment of the present invention, the fixing device is a positioning pin or a positioning nail (not shown in the figure), which is not limited herein.

As a further preferred, in this embodiment of the present invention, the support column 2 is provided with a drawer and a storage cabinet (not shown in the figure), respectively. Can be used for placing some articles and other needed articles, and increases the humanized design.

The utility model discloses a multimedia teacher's desk, still include the display and lay the lower cabinet body of host computer, the surface of teacher's desk body still is provided with the apron that can open upwards, and the apron passes through hinged joint with teacher's desk body, seted up perspective hole on the apron, this perspective hole is sealed by toughened glass, the display is placed below toughened glass; a sliding chute is further arranged above the toughened glass, a protection plate is arranged in the sliding chute in a sliding mode, the length of the sliding chute is at least 2-4 times that of the toughened glass, and sealing strips are arranged at two ends of the sliding chute; a handle is arranged on the protection plate. The display is placed in the closed space, so that the display is prevented from being in direct contact with the chalk dust, and the adverse effect of the chalk dust on the equipment is eliminated.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a lectern for multimedia teaching, includes the lectern body, lectern body bottom both sides are connected with support column, its characterized in that: the surface of the teacher's desk body is provided with a textbook support, the textbook support comprises a supporting plate, the supporting plate is embedded in the teacher's desk body and is flush with the surface of the teacher's desk body in height, the supporting plate is in a square shape, the supporting plate comprises two layers, a bottom layer and a book supporting layer, and the book supporting layer is made of elastic and shapeable materials;

the bottom layer is embedded with the teacher's desk body, the bottom layer and the book supporting layer have the same structure and are both formed by half of s-shaped plates, and the book supporting layer and the bottom layer are overlapped and contacted but are not bonded or connected, so that the book supporting layer can be freely folded; the thickness of the book supporting layer is more than 5 cm;

the teacher desk comprises a teacher desk body and is characterized by further comprising a display and a lower cabinet body for placing a computer host, wherein a cover plate capable of being opened upwards is further arranged on the surface of the teacher desk body, the cover plate is connected with the teacher desk body through a hinge, a perspective hole is formed in the cover plate and sealed by toughened glass, and the display is placed below the toughened glass;

a sliding chute is further arranged above the toughened glass, a protection plate is arranged in the sliding chute in a sliding mode, the length of the sliding chute is at least 2-4 times that of the toughened glass, and sealing strips are arranged at two ends of the sliding chute; a handle is arranged on the protection plate;

the book support also comprises a width adjusting structure, the width adjusting structure is arranged on the book support layer, and the book support layer can move within the surface range of the teacher desk body under the driving of the width adjusting structure, so that the length of the book support layer in the width direction can be adjusted;

the width adjusting structure comprises an adjusting fixing hook and a fixing device, one end of the adjusting fixing hook is connected to one side, close to the edge of the bottom layer of the supporting plate, of the book supporting layer, and the other end of the adjusting fixing hook is fixed to the edge of the supporting plate; the hook part of the adjusting fixing hook is provided with a fixing ring, and the fixing device penetrates through the fixing ring to fix the adjusting fixing hook at the bottom of the supporting plate;

the supporting columns are respectively provided with a drawer and a storage cabinet.

2. The lectern for multimedia teaching according to claim 1, wherein: the adjustable fixing hook comprises a hook handle and a fixing hook body, the hook handle is fixedly connected with the fixing hook body, the hook handle is in a long strip shape, the hook handle is wrapped into the side edge of the book supporting layer in a wrapping mode and is pressed and fixed, the fixing hook body connected with the hook handle is in an L shape with a hook portion, and the fixing hook body is fixed on the side edge of the bottom layer of the supporting plate through the L end.

3. The lectern for multimedia teaching according to claim 2, wherein: the fixing device is a positioning pin or a positioning nail.

4. The lectern for multimedia teaching according to claim 1, wherein: alternatively, the height of the supporting plate is higher than the surface of the teacher's desk body to form a protrusion, and the supporting plate is fixedly connected with the surface of the teacher's desk body or integrally formed.