Fuming cupboard equipment

Abstract

The utility model discloses a fuming cupboard device which comprises a base, a fixing plate is installed on the top of the base, and a fuming cupboard body is installed on the upper surface of the fixing plate. Clamping devices are arranged on the two sides of the fixing plate and used for clamping a container, and a door plate is slidably connected to the front face of the fuming cupboard body; the clamping device comprises a bearing plate and a sliding clamping mechanism, the bearing plate is slidably connected to the top of the fixing plate, and the sliding clamping mechanism is slidably connected to the two sides of the bearing plate in a penetrating mode. The arrangement mode that the fuming cupboard body and the clamping devices are matched is utilized, the bearing plates are pulled outwards, under connection of the sliding blocks, the two clamping plates move back to back to be opened, the guide blocks do not extrude and limit the stand columns any more in the process that the clamping plates are pushed into the fuming cupboard body, the sliding blocks are elastically supported through the springs, and therefore the clamping plates can be pushed into the fuming cupboard body. Therefore, the container can be clamped and positioned by the two clamping plates, so that the container is more stable in the fuming cupboard main body, and the experiment is safer.

Description

Technical Field

[0001] The utility model relates to the technical field of fume hoods, in particular to a fume hood device. Background Art

[0002] A fume hood is a large piece of equipment in a chemical laboratory that is used to reduce the contact between experimenters and harmful gases.

[0003] In the prior art, such as the application number CN202020749753.3, the name is a fume hood, which includes a cabinet body, an operating cavity is opened in the cabinet body, one side of the operating cavity is an opening connected to the outside world, an isolation window is provided at the opening of the operating cavity, an exhaust box is provided above the cabinet body, the exhaust box and the operating cavity are connected to each other, an exhaust fan is provided in the exhaust box, and an exhaust pipe is connected to the side of the exhaust box away from the working cavity, and a fixed-point exhaust device is also provided in the operating cavity.

[0004] In practice, the utility model needs to lift up the isolation window and then place the experimental container inside the operating chamber to conduct a chemical reaction experiment. However, since the operating chamber has only an opening toward the staff, it is difficult for the operator to stably place the experimental container inside the operating chamber, which results in a high risk factor. Utility Model Content

[0005] The purpose of the utility model is to provide a fume hood device to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a fume hood device, comprising:

[0007] A base, a fixing plate is installed on the top of which, and a fume hood body is installed on the upper surface of the fixing plate;

[0008] Clamping devices are provided on both sides of the fixing plate, and the clamping devices are used to clamp the container. The front of the fume hood body is slidably connected with a door panel;

[0009] The clamping device comprises a bearing plate and a sliding clamping mechanism, wherein the bearing plate is slidably connected to the top of the fixing plate, and the sliding clamping mechanism is slidably interlaced and connected to both sides of the bearing plate.

[0010] Preferably, both sides of the bottom end of the supporting plate are fixedly connected with slide rails, a slide groove is provided on the top of the fixed plate, and the slide rails are slidably and interlacedly connected with the inner cavity of the slide groove.

[0011] Preferably, the sliding clamping mechanism comprises a clamping plate and an elastic support component, through slots are provided on both sides of the bearing plate, the elastic support component is installed inside the through slots, and the clamping plate is installed on the top of the elastic support component.

[0012] Preferably, the elastic support assembly includes a slider, a limit rod and a spring, the slider is fixedly connected to the bottom end of the splint, the two ends of the limit rod are fixedly connected to the inner walls of both sides of the through groove, the limit rod is slidably and interlacedly connected to the slider, and the spring is movably sleeved on the outside of the limit rod.

[0013] Preferably, the sliding clamping mechanism further comprises a column, the column is fixedly connected to the bottom end of the sliding block, a through slot matching with the column is formed on the top of the fixing plate, and a guide block is installed on one side of the inner wall of the through slot.

[0014] Preferably, the fume hood main body includes a cabinet body, a grille plate and an exhaust fan, the cabinet body is fixedly mounted on the upper surface of the fixing plate, the grille plate is fixedly mounted on the inner side of the cabinet body, an air collecting hood is fixedly mounted on the back of the cabinet body, and the exhaust fan is installed on the back of the air collecting hood.

[0015] Technical effects and advantages of the utility model:

[0016] The utility model utilizes the arrangement mode of the coordination of the fume hood main body and the clamping device to pull the bearing plate outwards, so that the bearing plate drives the sliding clamping mechanism to move outwards, and under the guidance of the inclined surface of the guide block, the two upright posts move outwards and move away from each other at the same time, and under the connection of the slide block, the two clamping plates move away from each other and open, so that it is more convenient to place the container after pulling out the bearing plate inside the fume hood main body, and in the process of pushing the container into the fume hood main body, the guide block no longer squeezes and limits the upright posts, and the slide block is elastically supported by the spring, so that the two clamping plates can clamp and position the container, so that the container is more stable inside the fume hood main body and the experiment is safer. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the internal structure of the front side of the utility model.

[0019] Figure 3 It is a schematic diagram of the internal structure of the utility model from the side.

[0020] Figure 4 It is a schematic diagram of the internal structure of the sliding clamping mechanism of the utility model.

[0021] Figure 5 It is a structural schematic diagram of the elastic support component of the utility model.

[0022] Figure 6 It is a schematic diagram of the structure of the utility model when viewed from above at the slot.

[0023] In the figure: 1. fume hood body; 11. cabinet body; 12. grille plate; 13. exhaust fan; 2. fixing plate; 21. slot; 22. guide block; 23. slide groove; 3. clamping device; 31. bearing plate; 311. slide rail; 32. sliding clamping mechanism; 321. clamping plate; 322. elastic support assembly; 3221. slider; 3222. limit rod; 3223. spring; 323. column; 4. door panel. DETAILED DESCRIPTION

[0024] 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.

[0025] The utility model provides Figure 1-6 A fume hood device as shown, comprising:

[0026] A base, a fixing plate 2 is installed on the top of which, and a fume hood body 1 is installed on the upper surface of the fixing plate 2;

[0027] A clamping device 3 is provided on both sides of the fixing plate 2, and the clamping device 3 is used to clamp the container. A door panel 4 is slidably connected to the front of the fume hood body 1, and the door panel 4 is used to seal the inner cavity of the cabinet body 11 to prevent the overflow of harmful gases. The door panel 4 is opened to facilitate the pulling out of the carrying plate 31;

[0028] The clamping device 3 includes a carrying plate 31 and a sliding clamping mechanism 32. The carrying plate 31 is slidably connected to the top of the fixed plate 2, and the sliding clamping mechanism 32 is slidably connected to both sides of the carrying plate 31. The carrying plate 31 is used to facilitate the carrying of the container, and the two clamping plates 321 are used to facilitate the clamping of the container.

[0029] Furthermore, both sides of the bottom end of the supporting plate 31 are fixedly connected with slide rails 311, and a slide groove 23 is provided on the top of the fixed plate 2. The slide rail 311 is slidably and interlacedly connected with the inner cavity of the slide groove 23. The slide groove 23 is used to limit the sliding of the slide rail 311, so that the linear sliding of the supporting plate 31 is more stable, and the process of the container sliding into the inner cavity of the fume hood body 1 is more stable.

[0030] Furthermore, the sliding clamping mechanism 32 includes a clamping plate 321 and an elastic support component 322. Through grooves are provided on both sides of the load-bearing plate 31. The elastic support component 322 is installed inside the through grooves. The clamping plate 321 is installed on the top of the elastic support component 322. The sliding clamping mechanism 32 also includes a column 323. The column 323 is fixedly connected to the bottom end of the slider 3221. A through slot 21 matching the column 323 is provided on the top of the fixed plate 2. A guide block 22 is installed on one side of the inner wall of the through slot 21. The two clamping plates 321 are convenient for The container is clamped, and the elastic support component 322 is used to facilitate the elastic extrusion of the clamping plate 321, so that the clamping plate 321 is elastically squeezed to the outside of the container, so as to stably clamp the container, so that the container can be kept stable inside the fume hood body 1, and the safety of the experiment is ensured. One end of the guide block 22 is provided with an inclined surface to facilitate guiding the column 323, so that the two columns 323 can move back to back and open, so that the container can be placed between the two clamping plates 321, and the insertion slot 21 is used to facilitate the insertion of the column 323.

[0031] Furthermore, the elastic support assembly 322 includes a slider 3221, a limit rod 3222 and a spring 3223. The slider 3221 is fixedly connected to the bottom end of the splint 321, and the two ends of the limit rod 3222 are fixedly connected to the inner walls of both sides of the through groove. The limit rod 3222 is slidably and interlacedly connected with the slider 3221, and the spring 3223 is movably sleeved on the outside of the limit rod 3222. The limit rod 3222 is used to guide the movement of the slider 3221, so that the linear motion of the splint 321 is more stable. The compression deformation of the spring 3223 facilitates the elastic support of the slider 3221 so that the splint 321 clamps the container. Through the connection of the slider 3221, the column 323 can move synchronously with the splint 321.

[0032] Furthermore, the fume hood main body 1 includes a cabinet body 11, a grille plate 12 and an exhaust fan 13. The cabinet body 11 is fixedly installed on the upper surface of the fixing plate 2, the grille plate 12 is fixedly installed on the inner side of the cabinet body 11, and a gas collecting hood is fixedly installed on the back of the cabinet body 11. The exhaust fan 13 is installed on the back of the gas collecting hood. The gas generated by the reaction in the container can pass through the grille plate 12 into the interior of the cabinet body 11. The inner cavity of the gas collecting hood is connected with the inner cavity of the cabinet body 11. The negative pressure generated by the exhaust fan 13 facilitates the extraction of the gas inside the cabinet body 11.

[0033] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fume hood device, comprising: A base, a fixing plate (2) is installed on the top of which, and a fume hood body (1) is installed on the upper surface of the fixing plate (2); The invention is characterized in that: a clamping device (3) is provided on both sides of the fixing plate (2), the clamping device (3) is used to clamp the container, and a door panel (4) is slidably connected to the front of the fume hood body (1); The clamping device (3) comprises a bearing plate (31) and a sliding clamping mechanism (32), wherein the bearing plate (31) is slidably connected to the top of the fixed plate (2), and the sliding clamping mechanism (32) is slidably connected to both sides of the bearing plate (31).

2. A fume hood device according to claim 1, characterized in that: Both sides of the bottom end of the bearing plate (31) are fixedly connected with slide rails (311), the top of the fixed plate (2) is provided with a slide groove (23), and the slide rail (311) is slidably connected with the inner cavity of the slide groove (23).

3. A fume hood device according to claim 1, characterized in that: The sliding clamping mechanism (32) comprises a clamping plate (321) and an elastic support component (322), through grooves are provided on both sides of the bearing plate (31), the elastic support component (322) is installed inside the through groove, and the clamping plate (321) is installed on the top of the elastic support component (322).

4. A fume hood device according to claim 3, characterized in that: The elastic support assembly (322) includes a slider (3221), a limiting rod (3222) and a spring (3223); the slider (3221) is fixedly connected to the bottom end of the clamping plate (321); the two ends of the limiting rod (3222) are fixedly connected to the inner walls of the through groove; the limiting rod (3222) is slidably connected to the slider (3221); and the spring (3223) is movably sleeved on the outside of the limiting rod (3222).

5. A fume hood device according to claim 4, characterized in that: The sliding clamping mechanism (32) further comprises a column (323), wherein the column (323) is fixedly connected to the bottom end of the sliding block (3221), and a through slot (21) matching with the column (323) is formed on the top of the fixing plate (2), and a guide block (22) is installed on one side of the inner wall of the through slot (21).

6. A fume hood device according to claim 1, characterized in that: The fume hood body (1) comprises a cabinet body (11), a grille plate (12) and an exhaust fan (13); the cabinet body (11) is fixedly mounted on the upper surface of a fixing plate (2); the grille plate (12) is fixedly mounted on the inner side of the cabinet body (11); an air collecting hood is fixedly mounted on the back side of the cabinet body (11); and the exhaust fan (13) is mounted on the back side of the air collecting hood.

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