A multifunctional integrated ventilation test bench for laboratories

Abstract

The utility model belongs to the technical field of laboratory benches, and in particular to a laboratory multifunctional integrated ventilation laboratory bench, comprising a laboratory bench, a window fixedly installed on the front side of the laboratory bench, a hinge fixedly installed on the left side of the laboratory bench, a flip sealing plate fixedly installed on one side of the hinge, and a sealing component is provided, so that the flip sealing plate can be opened before the experiment to place the experimental materials on the top of the laboratory bench, and the flip sealing plate is closed and sealed after the placement. During the operation, the personnel can wear the rear protective gear to pass both hands through the inner side of the inflatable sealing rubber sleeve, and control the air pump to inflate the inflatable sealing rubber sleeve through the connecting pipe, so that the inflatable sealing rubber sleeve is more closely fitted to the human body, so that the internal gas is not easy to leak, and the staff will take out both hands after the operation, so that the sliding sealing plate can seal the sealing frame, so that the personnel are not easy to smell the gas, so that the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laboratory benches, in particular to a laboratory multifunctional integrated ventilation laboratory bench. Background Art

[0002] A laboratory is a place where experiments are conducted. It is the cradle of science, the base of scientific research, and the source of technological development. Laboratories are divided into chemical laboratories, biological laboratories, and physical laboratories. All experiments are conducted in relatively closed spaces, so there will be ventilation test benches in the laboratories. Among them, the chemical test bench is the one that pays the most attention to ventilation, because toxic gases are often produced during chemical experiments. If the toxic gases are not absorbed by timely ventilation, the toxic gases in the laboratory may cause physical harm to laboratory technicians. Under the existing technology, ventilation test benches are generally equipped with fume hoods in the laboratory, which are not combined with the test benches, and suction is set above the fume hoods.

[0003] Announcement No. CN 115254235 B discloses a laboratory multifunctional integrated ventilation test bench, comprising a test bench body and an instrument cabinet and a tool drawer arranged on the test bench body, water pools and faucets matching the water pools are symmetrically installed at both ends of the top surface of the test bench body, side support frames are symmetrically installed on the top surface of the test bench body near the two water pools, and a ventilation mechanism for absorbing chemical harmful gases and a recording mechanism for recording experimental steps and data are arranged between the two side support frames;

[0004] When it is in use, the high power of its fan makes it noisy, causing certain interference to the staff during the experiment. In addition, some gas still overflows during the adsorption process, making it inevitable for the staff to smell the odor, which makes the safety low. Therefore, we proposed a laboratory multifunctional integrated ventilation experiment table. Utility Model Content

[0005] The utility model aims to provide a laboratory multifunctional integrated ventilation experiment table to solve the existing problems.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A laboratory multifunctional integrated ventilation experiment table, comprising a laboratory table, a window fixedly installed on the front side of the laboratory table, a hinge fixedly installed on the left side of the laboratory table, a flip sealing plate fixedly installed on one side of the hinge, a handle fixedly installed on the left side of the flip sealing plate, an air pump fixedly installed on the bottom of the laboratory table, inflatable sealing rubber sleeves fixedly installed on the left and right sides of the front side of the laboratory table, connecting pipes fixedly installed on the left and right sides of the front side of the air pump, one end of the connecting pipes fixedly installed on the outside of the inflatable sealing rubber sleeve, a fixed box fixedly installed on the front inner wall of the laboratory table, and sealing frames fixedly installed on the left and right sides of the fixed box; a sealing assembly, the sealing assembly is installed on the fixed box; and a filter assembly is installed on the laboratory table.

[0008] As a further improvement of the above scheme, the sealing assembly includes a motor, a drive shaft, a rotating shaft, a turntable, a control block and a sliding sealing plate. The motor is fixedly mounted on the front inner wall of the fixed box, the drive shaft is fixedly mounted on the output end of the motor, the rotating shaft is rotatably mounted on the front inner wall of the fixed box, the turntable is fixedly mounted on the outside of the drive shaft and the rotating shaft, the control block is fixedly mounted on one side of the turntable, and the sliding sealing plate is slidably mounted on the left and right sides of the rear inner wall of the fixed box.

[0009] As a further improvement of the above solution, the filter assembly includes a filter device and a fan, the filter device is fixedly installed on the rear side of the experimental table, and the fan is fixedly installed on the rear side of the filter device.

[0010] As a further improvement of the above solution, tooth grooves are provided around the outer side of the turntable, and adjacent tooth grooves are meshed with each other.

[0011] As a further improvement of the above scheme, a control groove is provided on the top of the sliding sealing plate, the width of the control blocks is the same as the control groove, a limiting groove is provided on the rear inner wall of the fixed box, and the sliding sealing plate is slidably installed on the inner side of the limiting groove.

[0012] As a further improvement of the above solution, through grooves are opened on the left and right sides of the front side of the experimental table, and the inflatable sealing rubber sleeve is fixedly installed on the inner side of the through groove, and the material of the inflatable sealing rubber sleeve is rubber material.

[0013] As a further improvement of the above solution, a ventilation slot is provided on the rear side of the experimental table, and the filtering device abuts against the ventilation slot.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] (1) The utility model provides a multifunctional integrated ventilation test bench for a laboratory. Through the provided sealing assembly, the flip sealing plate can be opened before the experiment so that the experimental materials can be placed on the top of the test bench. After the experimental materials are placed, the flip sealing plate can be closed and sealed. During the operation, the personnel can wear protective gear and pass their hands through the inside of the inflatable sealing rubber sleeve. The air pump can be controlled to inflate the inflatable sealing rubber sleeve through the connecting pipe, so that the inflatable sealing rubber sleeve fits the human body better and the gas inside is not easy to leak. After the operation, the staff can pull their hands out so that the sliding sealing plate can seal the sealing frame, so that the personnel are not easy to smell the gas, thereby improving safety.

[0016] (2) The utility model provides a multifunctional integrated ventilation test bench for a laboratory. Through the filter assembly, during the experiment, the smoke generated after the chemical reaction can be filtered and discharged through the filter device and the fan, so that the smoke inside the test bench is not easy to diffuse, so that the staff has a clearer field of vision, and the smoke is not easy to cause air pollution after being filtered and discharged. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 This is a three-dimensional structural schematic diagram of a laboratory multifunctional integrated ventilation test bench proposed by the utility model;

[0019] Figure 2 This is a schematic cross-sectional view of a multifunctional integrated ventilation test bench for a laboratory proposed by the utility model;

[0020] Figure 3 This is a partial three-dimensional structural schematic diagram of a laboratory multifunctional integrated ventilation test bench proposed by the utility model;

[0021] Figure 4 This is a partial three-dimensional structural schematic diagram of a laboratory multifunctional integrated ventilation experiment table proposed by the utility model.

[0022] In the figure: 1. laboratory table; 2. viewing window; 3. hinge; 4. flip sealing plate; 5. handle; 6. air pump; 7. inflatable sealing rubber sleeve; 8. fixing box; 9. sealing frame; 10. motor; 11. driving shaft; 12. rotating shaft; 13. turntable; 14. control block; 15. sliding sealing plate; 16. filtering device; 17. fan; 18. connecting pipe. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] refer to Figure 1-4 A laboratory multifunctional integrated ventilation test bench comprises a test bench 1, a window 2 is fixedly installed on the front side of the test bench 1, a hinge 3 is fixedly installed on the left side of the test bench 1, a flip sealing plate 4 is fixedly installed on one side of the hinge 3, a handle 5 is fixedly installed on the left side of the flip sealing plate 4, an air pump 6 is fixedly installed on the bottom of the test bench 1, an inflatable sealing rubber sleeve 7 is fixedly installed on the left and right sides of the front side of the test bench 1, a connecting pipe 18 is fixedly installed on the left and right sides of the front side of the air pump 6, one end of the connecting pipe 18 is fixedly installed on the outside of the inflatable sealing rubber sleeve 7, a fixed box 8 is fixedly installed on the inner wall of the front side of the test bench 1, and a sealing frame 9 is fixedly installed on the left and right sides of the fixed box 8; a sealing component, the sealing component is installed on the fixed box 8; a filter assembly, which is mounted on a test bench 1; a sealing assembly comprising a motor 10, a drive shaft 11, a rotating shaft 12, a turntable 13, a control block 14 and a sliding sealing plate 15, wherein the motor 10 is fixedly mounted on the front inner wall of the fixed box 8, the drive shaft 11 is fixedly mounted on the output end of the motor 10, the rotating shaft 12 is rotatably mounted on the front inner wall of the fixed box 8, the turntable 13 is fixedly mounted on the outside of the drive shaft 11 and the rotating shaft 12, the control block 14 is fixedly mounted on one side of the turntable 13, and the sliding sealing plate 15 is slidably mounted on the left and right sides of the rear inner wall of the fixed box 8; a single motor 10 can control the sliding sealing plates 15 on both sides to slide, so that the sliding sealing plates 15 can seal the sealing frame 9.

[0025] The filter assembly includes a filter device 16 and a fan 17. The filter device 16 is fixedly installed on the rear side of the experimental table 1, and the fan 17 is fixedly installed on the rear side of the filter device 16; the filter device 16 can filter the smoke generated by the experiment, and the fan 17 prevents the smoke from diffusing and accumulating on the inner side of the experimental table 1; teeth are provided around the outer side of the turntable 13, and adjacent teeth are meshed, so that the turntable 13 can be transmitted through the teeth after rotation, and the rotation direction of the turntable 13 is opposite, so that the sliding direction of the sliding sealing plate 15 is opposite.

[0026] A control groove is provided on the top of the sliding sealing plate 15, and the width of the control block 14 is the same as that of the control groove. A limiting groove is provided on the inner wall of the rear side of the fixed box 8, and the sliding sealing plate 15 is slidably installed on the inner side of the limiting groove; so that the control block 14 can drive the sliding sealing plate 15 to move after rotation, and the limiting groove allows the sliding sealing plate 15 to only slide after being subjected to force; through grooves are provided on the left and right sides of the front side of the experimental table 1, and the inflatable sealing rubber sleeve 7 is fixedly installed on the inner side of the through groove, and the material of the inflatable sealing rubber sleeve 7 is rubber; the through groove facilitates the installation of the inflatable sealing rubber sleeve 7, and the rubber material allows the inflatable sealing rubber sleeve 7 to be in close contact with the human body, so that the sealing effect is better and it is not easy for people to smell the smoke; a ventilation groove is provided on the rear side of the experimental table 1, and the filtering device 16 is in contact with the ventilation groove; so that the smoke inside the experimental table 1 can be discharged after filtering.

[0027] The implementation principle of a laboratory multifunctional integrated ventilation test bench in the embodiment of the present application is as follows: before the experiment, the flip sealing plate 4 can be opened to place the experimental materials on the top of the experimental table 1, and after placement, the flip sealing plate 4 is closed and sealed. During the operation, the personnel can wear protective gear and pass both hands through the inner side of the inflatable sealing rubber sleeve 7, and control the air pump 6 to inflate the inflatable sealing rubber sleeve 7 through the connecting pipe 18, so that the inflatable sealing rubber sleeve 7 fits the human body better and the internal gas is not easy to leak. After the operation, the staff will pull out both hands and control the motor 10 to drive the drive shaft 11 is rotated, so that the driving shaft 11 drives the turntable 13 to rotate, so that the turntable 13 can drive multiple turntables 13 to rotate through the cooperation of the tooth grooves, so that the turntable 13 drives the sliding sealing plate 15 to slide through the control block 14, so that the sliding sealing plate 15 can seal the sealing frame 9, so that it is not easy for personnel to smell the gas, so as to improve safety; during the experiment, the smoke generated after the chemical reaction can be filtered and discharged through the filter device 16 and the fan 17, so that the internal smoke of the experimental table 1 is not easy to diffuse, so that the staff has a clearer field of vision, and the smoke is not easy to cause air pollution after being filtered and discharged.

[0028] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0029] The above is a detailed introduction to a laboratory multifunctional integrated ventilation test bench provided by the utility model. This article uses specific embodiments to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A laboratory multifunctional integrated ventilation test bench, characterized in that: include: A laboratory table (1), wherein a viewing window (2) is fixedly installed on the front side of the laboratory table (1), a hinge (3) is fixedly installed on the left side of the laboratory table (1), a flip sealing plate (4) is fixedly installed on one side of the hinge (3), a handle (5) is fixedly installed on the left side of the flip sealing plate (4), an air pump (6) is fixedly installed on the bottom of the laboratory table (1), an inflatable sealing rubber sleeve (7) is fixedly installed on the left and right sides of the front side of the laboratory table (1), a connecting pipe (18) is fixedly installed on the left and right sides of the front side of the air pump (6), one end of the connecting pipe (18) is fixedly installed on the outside of the inflatable sealing rubber sleeve (7), a fixed box (8) is fixedly installed on the inner wall of the front side of the laboratory table (1), and sealing frames (9) are fixedly installed on the left and right sides of the fixed box (8); A sealing assembly, wherein the sealing assembly is mounted on the fixed box (8); A filter assembly is installed on a test bench (1).

2. A laboratory multifunctional integrated ventilation test bench according to claim 1, characterized in that: The sealing assembly comprises a motor (10), a drive shaft (11), a rotating shaft (12), a rotating disk (13), a control block (14) and a sliding sealing plate (15); the motor (10) is fixedly mounted on the front inner wall of the fixed box (8); the drive shaft (11) is fixedly mounted on the output end of the motor (10); the rotating shaft (12) is rotatably mounted on the front inner wall of the fixed box (8); the rotating disk (13) is fixedly mounted on the outer sides of the drive shaft (11) and the rotating shaft (12); the control block (14) is fixedly mounted on one side of the rotating disk (13); and the sliding sealing plate (15) is slidably mounted on the left and right sides of the rear inner wall of the fixed box (8).

3. The multifunctional integrated laboratory ventilation test bench according to claim 1, characterized in that: The filter assembly comprises a filter device (16) and a fan (17); the filter device (16) is fixedly mounted on the rear side of the experimental table (1); and the fan (17) is fixedly mounted on the rear side of the filter device (16).

4. The multifunctional integrated laboratory ventilation test bench according to claim 2, characterized in that: The outer side of the rotating disk (13) is provided with tooth grooves around its periphery, and adjacent tooth grooves are meshed with each other.

5. The multifunctional integrated laboratory ventilation test bench according to claim 2, characterized in that: A control groove is provided on the top of the sliding sealing plate (15), the width of the control block (14) is the same as the width of the control groove, a limiting groove is provided on the rear inner wall of the fixed box (8), and the sliding sealing plate (15) is slidably mounted on the inner side of the limiting groove.

6. The multifunctional integrated laboratory ventilation test bench according to claim 1, characterized in that: The left and right sides of the front side of the experimental table (1) are provided with through grooves, and the inflatable sealing rubber sleeve (7) is fixedly installed on the inner side of the through grooves. The material of the inflatable sealing rubber sleeve (7) is rubber material.

7. The multifunctional integrated laboratory ventilation test bench according to claim 3 is characterized in that: A ventilation slot is provided on the rear side of the experimental table (1), and the filter device (16) is in contact with the ventilation slot.

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