CN212650579U - Multifunctional classroom platform - Google Patents

Abstract

The utility model discloses a multifunctional classroom platform, which can reduce floating chalk dust or other dust particles from easily falling on a lifting mechanism, and comprises a cabinet body, a lifting mechanism positioned in the cabinet body and a platform connected with the lifting mechanism, wherein the vertical projection area of the platform is larger than that of the cabinet body, and an ash-proof structure is arranged between the bottom of the platform and the cabinet body; the top of the cabinet body is provided with a plurality of support columns for supporting the platform, the adjacent support columns and the end face of the cabinet body form an ash-proof interval, the ash-proof structure comprises an ash-proof curtain, and the upper end and the lower end of the ash-proof curtain are respectively connected with the platform and the cabinet body and are positioned on one side of each support column facing the inside of the cabinet body; the bottom of the platform is provided with a plurality of dust-proof plates which can be embedded into each dust-proof area, and the dust-proof plates are positioned at the outer side of the dust-proof curtain.

Description

Multifunctional classroom platform

Technical Field

The utility model relates to a multi-functional classroom podium especially relates to a multi-functional classroom podium.

Background

At present, chinese patent that publication number is CN209750235U discloses a multi-functional podium, including podium upper mounting plate, connect in planar podium lift portion under the podium upper mounting plate, be located podium upper mounting plate below and hollow podium base and be located elevating system in the cavity of podium base, podium lift portion stretches into in the hollow structure and with elevating system connects, with can pass through elevating system's drive and reciprocate, utilizes elevating system to realize rising and descending of podium upper mounting plate, satisfies the demand of different teachers to the podium height.

Although this kind of multi-functional podium can be according to teaching personnel height or other teaching purposes, height-adjusting, the podium is used for using the teaching environment of chalk mostly, because the podium does not have special dustproof design of preventing grey, and levitate chalk dust or other dust particles fall on elevating system easily, cause the influence to elevating system's use, accelerated wear, reduction life.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a multifunctional classroom platform, which can reduce the floating chalk dust or other dust particles to easily fall on a lifting mechanism.

The utility model discloses an one of the purpose adopts following technical scheme to realize: a multifunctional classroom platform comprises a cabinet body, a lifting mechanism and a platform, wherein the lifting mechanism is positioned in the cabinet body, the platform is connected with the lifting mechanism, the vertical projection area of the platform is larger than that of the cabinet body, and an ash-proof structure is arranged between the bottom of the platform and the cabinet body;

the top of the cabinet body is provided with a plurality of support columns for supporting the platform, the adjacent support columns and the end face of the cabinet body form an ash-proof interval, the ash-proof structure comprises an ash-proof curtain, and the upper end and the lower end of the ash-proof curtain are respectively connected with the platform and the cabinet body and are positioned on one side of each support column facing the inside of the cabinet body;

the bottom of the platform is provided with a plurality of dust-proof plates which can be embedded into each dust-proof area, and the dust-proof plates are positioned at the outer side of the dust-proof curtain.

Furthermore, the dustproof structure comprises a scissor type lifting assembly, and the scissor type lifting assembly is positioned on one side, back to the dustproof plate, of the dustproof curtain.

Furthermore, a plurality of weight rods are arranged on the outer side of the dustproof curtain, and the weight rods are sequentially arranged at intervals from top to bottom.

Furthermore, a groove for accommodating a counterweight rod is formed in the upward end face of the cabinet body, and the groove is located between the dust guard and the scissor type lifting assembly;

and the side wall of the groove is an inclined surface and forms an included angle of more than 90 degrees with the bottom surface of the groove.

Further, the one end that the dust guard contradicts the cabinet body is equipped with the dust washer, the side butt of dust guard and the side butt of support column.

Furthermore, the lifting mechanism comprises a driving motor for driving the scissor type lifting assembly to work and a telescopic rod for keeping the platform stable;

the telescopic rod is fixed in the cabinet body and connected with the bottom of the platform.

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

through preventing grey structure, behind the lifting platform, can prevent that chalk dust, dust particle from getting into cabinet body inside, falling on elevating system to increase of service life.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural view of the present embodiment in use;

fig. 3 is a schematic structural view of the cabinet in the present embodiment;

fig. 4 is a partial view of the platform of the present embodiment when raised.

In the figure: 1. a cabinet body; 11. a support pillar; 12. a groove; 2. a platform; 3. an anti-dust curtain; 4. a scissor lift assembly; 5. a drive motor; 6. a telescopic rod; 7. a weight lever; 8. a dust-proof plate; 9. a dust gasket.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

With reference to fig. 1 to 4, a multifunctional classroom platform comprises a cabinet body 1, a lifting mechanism located inside the cabinet body 1, and a platform 2 connected with the lifting mechanism, wherein the vertical projection area of the platform 2 is larger than that of the cabinet body 1, the platform is covered on the upper portion of the cabinet body 1, and in order to prevent a large amount of chalk dust and dust from entering the cabinet body 1, falling on the parts of the lifting mechanism, an ash prevention structure is arranged between the bottom of the platform 2 and the cabinet body 1.

Simultaneously, for preventing grey structural design installation space, this embodiment has set up a plurality of support columns 11 that are used for supporting platform 2 at the top of the cabinet body 1, distributes in the four corners of the cabinet body 1, when platform 2 need not go up and down, can play the effect of support to platform 2 to constitute by adjacent support column 11 and the 1 terminal surface of the cabinet body and prevent grey interval. The dustproof structure mainly comprises a dustproof curtain 3 (the dustproof curtain 3 is made of cloth or polymer materials, and the dustproof effect of dustproof and dustproof can be achieved), the vertical projection surface of the dustproof curtain 3 is of a structure shaped like a Chinese character 'kou', a gap between the lifting platform 2 and the cabinet body 1 is formed after 360 degrees of wrapping, the upper end and the lower end of the dustproof curtain 3 are respectively connected with the bottom of the platform 2 and the bottom surface of the groove 12, and the dustproof curtain is located on one side, facing the inside of the cabinet body 1, of the support column 11.

The bottom of platform 2 is equipped with a plurality of can imbeds each dust guard 8 of preventing the ash interval, and dust guard 8 is located the outside of preventing the ash curtain 3, and when platform 2 did not go up and down, dust guard 8 and support column 11's cooperation isolated cabinet body 1 inner wall and external world, then when platform 2 rose, kept apart the chalk dust through preventing the ash curtain 3. The dust guard 8 is equipped with the dust washer 9 in the one end of the cabinet body of contradicting 1, and the side of dust guard 8 and the side butt of support column 11 further improve and prevent grey dustproof effect.

The dustproof structure in the embodiment comprises a shear type lifting assembly 4 which is erected on the upper end face of the cabinet body 1 or is directly arranged in a cavity of the cabinet body, and the dustproof structure is compact in structure, high in efficiency and sufficient in supporting capacity. Elevating system is including being used for the drive to cut driving motor 5 of formula lifting unit 4 work, be used for keeping the stable telescopic link 6 of platform 2, compare prior art, the drive mode of motor (like linear electric motor, linear screw motor, linear stepping motor etc., if possess the installation hydraulic pressure station, the condition of air pump, also can adopt hydraulic telescoping rod or pneumatic telescopic link's drive mode) is safer, economy, it is practical, traditional hydraulic pressure, the pneumatic mode cost is higher, and ordinary classroom, multi-functional hall does not possess the setting air pump, the ability at hydraulic pressure station, choose for use can be linear reciprocating motion's motor drive to cut formula lifting unit 4 work, make two cut formula lifting unit 4 and be located the both sides of cabinet body 1 inside respectively, the alternating current of classroom or multi-functional hall can work through the control box connection, save cabinet body 1 inner space.

And the telescopic rod 6 is fixed in the cabinet body 1 and connected with the bottom of the platform 2, so as to fix the platform 2 and keep the platform 2 balanced. The structure of the telescopic rod 6 is realized by a mode that one rod-shaped structural member is sleeved into another tubular structural member, 4 groups of telescopic rods 6 are adopted in the embodiment, the surfaces of the cabinets are arranged in rows at 4 angles, and the specific number can be flexibly set according to the specification of the cabinet 1.

The shear type lifting assembly 4 is located on one side, back to the dust-proof plate 8, of the dustproof curtain 3, a plurality of counterweight rods 7 are arranged on the outer side of the dustproof curtain 3 and serve as gravity of the dustproof curtain 3 and grid blocking pieces of the dustproof curtain 3 and the shear type lifting assembly 4, the dustproof curtain 3 is prevented from being clamped into the shear type lifting assembly 4 in the lifting process, the counterweight rods 7 are sequentially arranged from top to bottom at intervals, the specific number is set according to the lifting height of the platform 2, and 2 counterweight rods are arranged in the vertical direction of each surface of the dustproof curtain 3.

Simultaneously, be equipped with the recess 12 that is used for holding the counter weight pole 7 on the terminal surface that the cabinet body 1 faces upward, when platform 2 falls back, can utilize recess 12 to hold dust proof curtain 3 and counter weight pole 7, of course, also can be equipped with the spout in the side of support column 11, supply the both ends embedding of counter weight pole 7, slide, this embodiment is no longer repeated.

The groove 12 is positioned between the dust guard 8 and the scissor type lifting assembly 4, the side wall of the groove 12 is an inclined surface, and forms an included angle larger than 90 degrees with the bottom surface of the groove, so that the dust-proof curtain 3 and the counterweight rod 7 can conveniently enter, and the cleaning is convenient.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (6)

1. The utility model provides a multi-functional classroom podium, includes the cabinet body, is located the internal elevating system of cabinet and reaches the platform of being connected with elevating system, its characterized in that: the vertical projection area of the platform is larger than that of the cabinet body, and an ash-proof structure is arranged between the bottom of the platform and the cabinet body;

the top of the cabinet body is provided with a plurality of support columns for supporting the platform, the adjacent support columns and the end face of the cabinet body form an ash-proof interval, the ash-proof structure comprises an ash-proof curtain, and the upper end and the lower end of the ash-proof curtain are respectively connected with the platform and the cabinet body and are positioned on one side of each support column facing the inside of the cabinet body;

the bottom of the platform is provided with a plurality of dust-proof plates which can be embedded into each dust-proof area, and the dust-proof plates are positioned at the outer side of the dust-proof curtain.

2. A multi-functional classroom platform as described in claim 1, wherein: the dustproof structure comprises a shear type lifting assembly, and the shear type lifting assembly is positioned on one side, back to the dustproof plate, of the dustproof curtain.

3. A multi-functional classroom platform as described in claim 2, wherein: and a plurality of counterweight rods are arranged on the outer side of the dustproof curtain, and the counterweight rods are sequentially arranged at intervals from top to bottom.

4. A multi-functional classroom platform as described in claim 3, wherein: a groove for accommodating the counterweight rod is formed in the upward end face of the cabinet body, and the groove is located between the dust guard and the shear type lifting assembly;

and the side wall of the groove is an inclined surface and forms an included angle of more than 90 degrees with the bottom surface of the groove.

5. A multi-functional classroom platform as described in claim 4, wherein: one end of the dustproof plate abutting against the cabinet body is provided with a dustproof gasket, and the side face of the dustproof plate abuts against the side face of the support column.

6. A multi-functional classroom platform as described in claim 2, wherein: the lifting mechanism comprises a driving motor for driving the scissor type lifting assembly to work and a telescopic rod for keeping the platform stable;

the telescopic rod is fixed in the cabinet body and connected with the bottom of the platform.

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