CN219262116U - No counter weight electric lift door of fume chamber - Google Patents

Abstract

The utility model relates to a counterweight-free electric lifting door of a fume hood, which comprises a servo motor, a coupler, a roller, cloth belts, glass lifting connection metal plates, glass sliding grooves and glass windows, wherein the roller is arranged on the upper surface of the servo motor; the servo motor is connected with the roller through the coupler, the cloth belt is wound on the roller, the cloth belt is connected with the glass window through the glass lifting connection sheet metal, and the glass window is clamped in the glass chute. The utility model adopts the mode that the roller is connected with the cloth belt, the rotary motion of the servo motor is converted into the up-down linear motion of the glass window, the structure is simple and clear, the control is simple, the problem is not easy to happen, the electric power is used for replacing the manpower, the burden of the manpower is lightened, the counterweight is removed, and the fixed counterweight is not needed to be considered during transportation; the roller and the glass window are connected through the cloth belt, so that force impact during movement is reduced, abrupt change of force can not occur, and the device is safer and more reliable. The automatic lifting type glass door is suitable for various fume hoods needing automatic lifting of glass doors.

Description

No counter weight electric lift door of fume chamber

Technical Field

The utility model relates to an electric lifting door, in particular to a counterweight-free electric lifting door of a fume hood.

Background

The fume chamber not only can provide good experimental environment for the laboratory, but also can better guarantee the personal safety of experimenters. In the experimental process, the fume hood has the effects of exhausting and ventilating, and exhausts harmful gases, so that workers in the laboratory are prevented from being damaged by toxic, pathogenic or unidentified chemical substances or pollutants such as gases, particles, smoke, steam, soot, dust, aerosol and the like.

In order to better observe the experimental process, the fume hood is generally provided with a glass window with an opening and closing function, and most of the fume hoods at present are hung at the rear part of the cabinet body by adopting a counterweight with the quality equivalent to that of the glass window to solve the problem that the glass stays at any position to be hung, and manual driving is needed. The lifting door with the counterweight type fume hood mainly has the following problems: excessive manpower consumption, easy damage of counterweight and inconvenient transportation.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the counterweight-free electric lifting door of the fume hood. The counterweight-free electric lifting door of the fume hood adopts a mode that the roller is connected with the cloth belt, the rotary motion of the servo motor is converted into the up-down linear motion of the glass window, the structure is simple and clear, the control is simple, the problem is not easy to occur, the electric power is used for replacing the manpower, the burden of the manpower is lightened, the counterweight is removed, and the fixed counterweight is not needed to be considered during transportation; the roller and the glass window are connected through the cloth belt, so that force impact during movement is reduced, abrupt change of force can not occur, and the device is safer and more reliable. The automatic lifting type glass door is suitable for various fume hoods needing automatic lifting of glass doors.

The utility model is realized by the following technical scheme:

a non-counterweight electric lifting door of a fume hood comprises a servo motor, a coupler, a roller, cloth belts, glass lifting connection metal plates, glass sliding grooves and glass windows; the servo motor is connected with the roller through the coupler, the cloth belt is wound on the roller, the cloth belt is connected with the glass window through the glass lifting connection sheet metal, and the glass window is clamped in the glass chute.

The optimization comprises two bearing with seats, wherein the bearing with seats is respectively arranged at the left end and the right end of the roller.

As optimization, the cloth belts are arranged in two, and are respectively wound and arranged close to the left end and the right end of the roller.

The beneficial effects of the utility model are as follows:

the utility model provides a counterweight-free electric lifting door of a fume hood, which comprises a servo motor, a coupler, a roller, cloth belts, glass lifting connection metal plates, glass sliding grooves and glass windows, wherein the roller is arranged on the upper surface of the servo motor; the servo motor is connected with the roller through the coupler, the cloth belt is wound on the roller, the cloth belt is connected with the glass window through the glass lifting connection sheet metal, and the glass window is clamped in the glass chute. The utility model adopts the mode that the roller is connected with the cloth belt, the rotary motion of the servo motor is converted into the up-down linear motion of the glass window, the structure is simple and clear, the control is simple, the problem is not easy to happen, the electric power is used for replacing the manpower, the burden of the manpower is lightened, the counterweight is removed, and the fixed counterweight is not needed to be considered during transportation; the roller and the glass window are connected through the cloth belt, so that force impact during movement is reduced, abrupt change of force can not occur, and the device is safer and more reliable. The automatic lifting type glass door is suitable for various fume hoods needing automatic lifting of glass doors.

Drawings

The following describes a non-counterweight electric lifting door of a fume hood with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of a structure of a non-counterweight electric lift gate of a fume hood;

fig. 2 is a schematic structural view of the non-counterweight electric lifting door mounted on the back of the fume hood.

In the figure: the device comprises a servo motor 1, a coupler 2, a bearing 3 with a seat, a roller 4, a cloth belt 5, a glass lifting connection metal plate 6, a glass chute 7 and a glass window 8.

Detailed Description

The present application is described in further detail below with reference to the drawings and the embodiments. It is specifically noted that the following embodiments are merely for illustrating the present application, but do not limit the scope of the present application. Likewise, the following embodiments are only some, but not all, of the embodiments of the present application, and all other embodiments obtained by one of ordinary skill in the art without inventive effort are within the scope of the present application.

The terms "first," "second," "third," and the like in this application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", and "a third" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, such as two, three, etc., unless explicitly specified otherwise. All directional indications (such as up, down, left, right, front, back … …) in this embodiment are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture (as shown in the drawings), and if the particular gesture changes, the directional indication changes accordingly. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. A process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed but may optionally include other steps or elements not listed or inherent to such process, method, article, or apparatus.

The terms "mounted," "connected," "secured," and the like as used herein are to be construed broadly and include, for example, a "connected" as well as a "removable" or an integral connection; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a non-counterweight electric lifting door of a fume hood; fig. 2 is a schematic structural view of the non-counterweight electric lifting door mounted on the back of the fume hood. A non-counterweight electric lifting door of a fume hood comprises a servo motor 1, a coupler 2, a roller 4, two cloth belts 5, a glass lifting connection sheet metal 6, a glass chute 7 and a glass window 8; the servo motor 1 is connected with the roller 4 through the coupler 2, the cloth belt 5 is wound on the roller 4, the cloth belt 5 is connected with the glass window 8 through the glass lifting connection metal plate 6, and the two cloth belts 5 are wound and arranged close to the left end and the right end of the roller 4 respectively, so that the operation is more stable; the glass window 8 is stuck in the glass run 7. So designed, when the servo motor rotates, the roller is driven to rotate, and the linear motion is converted into the vertical linear motion of the glass window through the cloth belt, so that the glass window can move in the glass chute without obstruction, and further the electric lifting of the glass window is realized.

Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a non-counterweight electric lifting door of a fume hood; fig. 2 is a schematic structural view of the non-counterweight electric lifting door mounted on the back of the fume hood. The belt seat bearing comprises two belt seat bearings 3, wherein the belt seat bearings 3 are respectively arranged at the left end and the right end of a roller 4. By the design, the roller is more stable in operation and better in effect.

Different from the condition of the prior art, the counterweight-free electric lifting door of the fume hood provided by the application comprises a servo motor, a coupler, a roller, a cloth belt, a glass lifting connection sheet metal, a glass chute and a glass window; the servo motor is connected with the roller through the coupler, the cloth belt is wound on the roller, the cloth belt is connected with the glass window through the glass lifting connection sheet metal, and the glass window is clamped in the glass chute. The utility model adopts the mode that the roller is connected with the cloth belt, the rotary motion of the servo motor is converted into the up-down linear motion of the glass window, the structure is simple and clear, the control is simple, the problem is not easy to happen, the electric power is used for replacing the manpower, the burden of the manpower is lightened, the counterweight is removed, and the fixed counterweight is not needed to be considered during transportation; the roller and the glass window are connected through the cloth belt, so that force impact during movement is reduced, abrupt change of force can not occur, and the device is safer and more reliable. The automatic lifting type glass door is suitable for various fume hoods needing automatic lifting of glass doors.

The foregoing description illustrates the major features, principles, and advantages of the utility model. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments or examples, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The foregoing implementations or examples should be regarded as illustrative rather than limiting. The scope of the utility model is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the present utility model without departing from the technical principle of the present utility model.

Claims (3)

1. A fume chamber does not have electronic lift gate of counter weight which characterized in that: comprises a servo motor, a coupling, a roller, a cloth belt, a glass lifting connection metal plate, a glass chute and a glass window; the servo motor is connected with the roller through the coupler, the cloth belt is wound on the roller, the cloth belt is connected with the glass window through the glass lifting connection metal plate, and the glass window is clamped in the glass chute.

2. A fume hood counterweighted-less power-operated lift gate as set forth in claim 1 wherein: the rolling machine comprises two bearing with seats, wherein the bearing with seats is respectively arranged at the left end and the right end of the roller.

3. A fume hood counterweighted-less power-operated lift gate as set forth in claim 2 wherein: the cloth belt is provided with two cloth belts which are respectively wound near the left end and the right end of the roller.

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