Safety operation experiment table for chemistry and chemical engineering laboratory

Abstract

The utility model relates to the technical field of chemical engineering laboratory safe operation experiment tables, in particular to a chemical engineering laboratory safe operation experiment table which comprises an experiment table frame, the experiment table frame is provided with a connecting mechanism, and the connecting mechanism comprises a connecting assembly arranged at the bottom of the experiment table frame. A protection assembly is arranged at the top of the experiment table frame and connected with an adjusting assembly. The inner side of a fixing frame slidably connected to the inner side of the support is rotationally connected with a rotating block, the rotating cam abuts against the outer wall of the rotating block and drives the connected rotating block to rotate, and the connected rotating block moves downwards; a connecting rod fixedly connected with the inner wall of the rotating rotating block drives an arc-shaped protection plate fixedly connected with the outer wall to rotate, and the rotating arc-shaped protection plate deflects, so that an experimenter is conveniently separated from a chemical experiment agent during an experiment, and the safety of the whole experiment is conveniently ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical chemical laboratory safety operation experiment table technical field especially relates to a chemical chemical laboratory safety operation experiment table. BACKGROUND

[0002] Experiment complexity and dangerousness: chemical chemical experiment involves various chemical reactions, such as oxidation reduction, acid-base neutralization, organic synthesis etc., these reactions can produce high temperature, high pressure, toxic and harmful gas, flammable and explosive material etc. dangerous. In organic synthesis experiment, the organic solvents such as diethyl ether, acetone etc. used have flammability, can cause fire even explosion once contacting fire source;Some heavy metal salts or toxic gases such as mercury vapor, chlorine gas etc. if leakage can cause serious harm to the health of experimental personnel. Chemical chemical experiment operation procedure is tedious and high in accuracy requirement, any small mistake can lead to experimental failure even cause safety accident.

[0003] Experimental personnel safety consciousness and skill are uneven, in chemical chemical laboratory, experimental personnel include students, scientific research personnel etc., their professional background, experimental experience and safety consciousness exist difference, the existing experiment table is not provided with protection mechanism, part of personnel can not be familiar with experimental safety specification enough, or there is lucky psychology in the operation process, easy to cause the occurrence of safety accident. Based on this, a chemical chemical laboratory safety operation experiment table is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a chemical chemical laboratory safety operation experiment table, solves that experimental personnel safety consciousness and skill are uneven, in chemical chemical laboratory, experimental personnel include students, scientific research personnel etc., their professional background, experimental experience and safety consciousness exist difference, the existing experiment table is not provided with protection mechanism, part of personnel can not be familiar with experimental safety specification enough, or there is lucky psychology in the operation process, easy to cause the occurrence of safety accident problem.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a chemical chemical laboratory safety operation experiment table, including experiment rack, the experiment rack is provided with connecting mechanism, the connecting mechanism includes the connecting component of setting in the bottom of experiment rack, the experiment rack top is provided with protection component, the protection component is connected with adjusting component;

[0006] The protection assembly comprises a support fixedly installed on the top of the experiment rack, an installation frame fixedly installed on the outer wall of the support, a driving motor fixedly installed on the top of the installation frame, a rotating shaft in transmission connection with the output end of the driving motor through a shaft coupling, a cam fixedly connected to the outer wall of the rotating shaft, a fixing frame in sliding connection with the inner wall of the support, a rotating block in rotational connection with the inner side of the fixing frame, a connecting rod fixedly connected to the inner wall of the rotating block, an arc-shaped protection plate fixedly connected to the outer wall of the connecting rod, a sliding rod fixedly connected to the bottom of the fixing frame, and a sleeving spring sleeved on the outer wall of the sliding rod.

[0007] Further improvement lies in that the connecting assembly comprises a telescopic rod fixedly connected to the bottom of the experiment rack, an experiment table fixedly connected to the inner side of the telescopic rod, a receiving support fixedly connected to the bottom of the experiment table, and a foot pad fixedly connected to the bottom of the receiving support.

[0008] Further improvement lies in that the adjusting assembly comprises a connecting frame, a sliding frame in sliding connection with the outer wall of the connecting frame, a gas rod hingedly connected to the top of the sliding frame, a connecting support fixedly connected to the bottom of the sliding frame, and an installation cylinder fixedly connected to the bottom of the connecting support.

[0009] Further improvement lies in that the cam is in abutment with the outer wall of the rotating block; the rotating block is in rotational connection with the inner side of the fixing frame in sliding connection with the inner wall of the support, the rotating cam is in abutment with the outer wall of the rotating block, the connected rotating block is driven to rotate, the connected rotating block moves downward, and the connecting rod fixedly connected to the inner wall of the rotating block drives the arc-shaped protection plate fixedly connected to the outer wall to rotate.

[0010] Further improvement lies in that the telescopic rods are symmetrically arranged on both sides of the experiment table; the experiment table is fixedly connected to the inner side of the telescopic rod fixedly connected to the bottom of the experiment table, and the receiving support fixedly connected to the bottom of the experiment table is fixedly connected to the foot pad, so that the connected experiment table is conveniently received.

[0011] Further improvement lies in that the gas rod is fixedly installed on the inner wall of the support; the connecting frame is fixedly connected to the inner wall of the support, the gas rod fixedly installed on the inner wall of the support drives the hingedly connected sliding frame to slide on the outer wall of the gas rod, and the connecting support fixedly connected to the bottom of the sliding frame drives the installation cylinder fixedly connected to the bottom to move.

[0012] Further improvement lies in that the other end of the sliding rod is in sliding connection with the inner wall of the other fixing frame; the sliding rod fixedly connected to the inner side of the fixing frame is driven to slide downward on the inner wall of the bottom fixing frame, the sleeving spring sleeved on the outer wall of the connected sliding rod is driven to compress, and the compressed sleeving spring facilitates reverse movement of the connected fixing frame.

[0013] Through the above technical scheme, the chemical and chemical engineering laboratory safety operation experiment table provided by the utility model has at least the following beneficial effects:

[0014] 1、The utility model discloses the rotation of the connecting pivot, the cam fixedly connected on the outer wall of the pivot rotates, the rotating block is rotatably connected to the inboard of the fixed frame that slides in the support inboard, the cam that rotates abuts on the outer wall of the rotating block, drives the rotating block that connects to rotate, and the rotating block that connects moves downward, the connecting rod fixedly connected to the inboard of the rotating block drives the arc-shaped protective plate fixedly connected to the outer wall to rotate in succession, the arc-shaped protective plate that rotates deflects in succession, it is convenient to cut off the experimental personnel and chemical experiment agent when carrying out the experiment, and it is convenient to guarantee the security of the whole experiment.

[0015] 2、The utility model discloses the connecting frame that is fixedly connected in the support inboard, the air rod top fixedly installed in the support inboard drives the articulated slide frame to slide on the outer wall of the air rod, and the connecting support fixedly connected to the bottom of the slide frame drives the installation cylinder fixedly connected to the bottom to move in succession, it is convenient to pull the chemical reagent that is limited in the installation cylinder to move, and it is convenient to guarantee the security of the experimental personnel. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings explained here are used to provide further understanding of the present application, constitute a part of the present application, the illustrative embodiment of the present application and its explanation are used to explain the present application, and do not constitute undue limitation to the present application.

[0017] In the drawings:

[0018] Figure 1 It is the overall structure schematic diagram of the utility model;

[0019] Figure 2 It is the inclined side structure schematic diagram of the utility model;

[0020] Figure 3 It is the local enlarged structure schematic diagram of the utility model;

[0021] Figure 4 It is the inclined structure schematic diagram of the utility model.

[0022] In the drawing: 1, experiment rack;2, connecting mechanism;21, connecting assembly;211, telescopic rod;212, experiment table;213, receiving support;214, pad foot;22, protective assembly;221, support;222, mounting frame;223, drive motor;224, shaft coupling;225, pivot;226, cam;227, fixed frame;228, rotating block;229, connecting rod;2210, arc-shaped protective plate;2211, slide rod;2212, sleeve spring;23, adjusting assembly;231, air rod;232, connecting frame;233, slide frame;234, connecting support;235, installation cylinder. DETAILED DESCRIPTION

[0023] Clearly and completely, the technical schemes in the embodiments of the utility model will be described in combination with the drawings in the embodiments of the utility model, apparently, the described embodiments are only part of the embodiments of the utility model, and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without making creative labor belong to the range of protection of the utility model. Embodiments

[0024] The safety awareness and skills of experimenters are uneven, in the chemical and chemical laboratory, experimenters including students, scientific research personnel, etc., their professional background, experimental experience and safety awareness exist difference, the existing experiment table is not provided with the protection mechanism, part of personnel can not be familiar with the experimental safety specification enough, or there is the lucky psychology in the operation process, it is easy to cause the problem of safety accident, the embodiment provides a chemical and chemical laboratory safety operation experiment table, please refer to Figures 1-4 , the embodiment provides a chemical and chemical laboratory safety operation experiment table, including experiment rack 1, experiment rack 1 is provided with connecting mechanism 2, connecting mechanism 2 includes the connecting assembly 21 arranged at the bottom of experiment rack 1, the top of experiment rack 1 is provided with protection assembly 22, protection assembly 22 is connected with adjusting assembly 23;Protection assembly 22 includes the support 221 fixedly installed at the top of experiment rack 1, the outer wall of support 221 is fixedly installed with mounting bracket 222, the top of mounting bracket 222 is fixedly installed with drive motor 223, the output end of drive motor 223 is connected with rotating shaft 225 through coupling 224, the outer wall of rotating shaft 225 is fixedly connected with cam 226, the inner wall of support 221 is slidably connected with fixed frame 227, the inner side of fixed frame 227 is rotatably connected with rotating block 228, the inner wall of rotating block 228 is fixedly connected with connecting rod 229, the outer wall of connecting rod 229 is fixedly connected with arc-shaped protection plate 2210, the bottom of fixed frame 227 is fixedly connected with sliding rod 2211, the outer wall of sliding rod 2211 is sleeved with sleeve spring 2212.

[0025] In the embodiment, the outer wall of the support 221 fixedly installed on the top of the experiment rack 1 is fixedly installed with a mounting rack 222, the top of the connected mounting rack 222 is fixedly installed with a driving motor 223, the driving motor 223 is drivingly connected to the output end through a shaft coupling 224, drives the connected rotating shaft 225 to rotate, the cam 226 fixedly connected to the outer wall of the rotating shaft 225 rotates, the rotating block 228 is rotatably connected to the inner side of the fixed frame 227 which is slidingly connected to the inner side of the support 221, the rotating cam 226 abuts against the outer wall of the rotating block 228, drives the connected rotating block 228 to rotate, and the connected rotating block 228 moves downward, the connecting rod 229 fixedly connected to the inner wall of the rotating rotating block 228 drives the outer wall of the fixedly connected arc-shaped protective plate 2210 to rotate, the rotating arc-shaped protective plate 2210 deflects, which is convenient for cutting off the chemical experiment agent from the experiment personnel during the experiment, and is convenient for ensuring the safety of the whole experiment.

[0026] Further, the outer wall of the cam 226 abuts against the outer wall of the rotating block 228; the other end of the sliding rod 2211 is slidingly connected to the inner wall of the other fixed frame 227.

[0027] Further, the outer wall of the cam 226 abuts against the outer wall of the rotating block 228; the other end of the sliding rod 2211 is slidingly connected to the inner wall of the other fixed frame 227. Embodiment

[0028] On the basis of the first embodiment, the connecting assembly 21 comprises a telescopic rod 211 fixedly connected to the bottom of the experiment rack 1, the inner side of the telescopic rod 211 is fixedly connected with an experiment table 212, the bottom of the experiment table 212 is fixedly connected with a receiving support 213, and the bottom of the receiving support 213 is fixedly connected with a foot pad 214; the adjusting assembly 23 comprises a connecting frame 232, the outer wall of the connecting frame 232 is slidingly connected with a sliding frame 233, the top of the sliding frame 233 is hingedly connected with an air rod 231, the bottom of the sliding frame 233 is fixedly connected with a connecting support 234, and the bottom of the connecting support 234 is fixedly connected with a mounting cylinder 235.

[0029] In the embodiment, the inner side of the telescopic rod 211 fixedly connected to the bottom of the connected experiment rack 1 is fixedly connected with the experiment table 212, the bottom of the receiving support 213 fixedly connected to the bottom of the experiment table 212 is fixedly connected with the foot pad 214, which is convenient for receiving the connected experiment table 212, so as to adapt to different use height requirements;

[0030] The connecting frame 232 is fixedly connected to the inner side of the support 221, and the air rod 231 fixedly installed at the top of the inner side of the support 221 drives the articulated sliding frame 233 to slide on the outer wall of the air rod 231, and the connecting support 234 fixedly connected to the bottom of the sliding frame 233 drives the mounting cylinder 235 fixedly connected to the bottom to move, facilitating the traction and movement of the chemical reagent limited in the mounting cylinder 235.

[0031] Further, the telescopic rods 211 are symmetrically arranged on both sides of the experiment table 212; and the air rod 231 is fixedly installed on the inner wall of the support 221.

[0032] Further, the supporting bracket 213 fixedly connected to the bottom of the experiment table 212 is fixedly connected with the foot pad 214 at the bottom, facilitating the supporting of the connected experiment table 212 to adapt to different use height requirements; and the connecting frame 232 is fixedly connected to the inner side of the support 221, and the air rod 231 fixedly installed at the top of the inner side of the support 221 drives the articulated sliding frame 233 to slide on the outer wall of the air rod 231.

[0033] Working principle: The inner side of the telescopic rod 211 fixedly connected to the bottom of the connected experiment table stand 1 is fixedly connected with the experiment table 212, the bottom of the supporting bracket 213 fixedly connected to the bottom of the experiment table 212 is fixedly connected with the foot pad 214, facilitating the supporting of the connected experiment table 212 to adapt to different use height requirements;

[0034] The support 221 fixedly installed at the top of the experiment table stand 1 is fixedly installed with the mounting frame 222, the mounting frame 222 is fixedly installed at the top, the driving motor 223 is connected to the output end through the shaft coupling 224, drives the connected rotating shaft 225 to rotate, the cam 226 fixedly connected to the outer wall of the rotating shaft 225 rotates, the rotating block 228 is rotatably connected to the inner side of the fixed frame 227 slidably connected to the inner side of the support 221, the rotating cam 226 abuts against the outer wall of the rotating block 228, drives the connected rotating block 228 to rotate, and the connected rotating block 228 moves downward, the connecting rod 229 fixedly connected to the inner wall of the rotating rotating block 228 drives the outer wall fixedly connected arc-shaped protective plate 2210 to rotate, the rotating arc-shaped protective plate 2210 deflects, facilitating the separation of the experimental personnel and the chemical experiment reagent during the experiment, and facilitating the safety of the whole experiment;

[0035] The sliding rod 2211 fixedly connected to the inner side of the connected fixed frame 227 slides downward on the inner wall of the fixed frame 227 at the bottom, the sleeve spring 2212 sleeved on the outer wall of the connected sliding rod 2211 is compressed, the compressed sleeve spring 2212 facilitates the reverse movement of the connected fixed frame 227, the connected arc-shaped protective plate 2210 is reversely pushed, and the connected arc-shaped protective plate 2210 is facilitated to return;

[0036] The connecting frame 232 is fixedly connected inside the support 221, the air rod 231 fixedly installed at the top of the inside of the support 221 drives the articulated slide frame 233 to slide on the outer wall of the air rod 231, the connecting support 234 fixedly connected at the bottom of the slide frame 233 drives the installation cylinder 235 fixedly connected at the bottom to move, so as to facilitate the traction movement of the chemical reagent limited in the installation cylinder 235.

[0037] It should be noted that in this text, the term "including", "containing" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0038] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A chemical and chemical engineering laboratory safety operation experiment table, comprising an experiment table frame (1), characterized in that: The experiment rack (1) is provided with a connecting mechanism (2), the connecting mechanism (2) includes a connecting assembly (21) arranged at the bottom of the experiment rack (1), and the top of the experiment rack (1) is provided with a protection assembly (22), and the protection assembly (22) is connected with an adjusting assembly (23); The protection assembly (22) includes a support (221) fixedly installed at the top of the experiment rack (1), an installation rack (222) is fixedly installed on the outer wall of the support (221), a drive motor (223) is fixedly installed at the top of the installation rack (222), a rotating shaft (225) is driven connected with the output end of the drive motor (223) through a shaft coupling (224), a cam (226) is fixedly connected on the outer wall of the rotating shaft (225), a fixed frame (227) is slidably connected on the inner wall of the support (221), a rotating block (228) is rotatably connected on the inner side of the fixed frame (227), a connecting rod (229) is fixedly connected on the inner wall of the rotating block (228), an arc-shaped protection plate (2210) is fixedly connected on the outer wall of the connecting rod (229), a sliding rod (2211) is fixedly connected at the bottom of the fixed frame (227), and a sleeve spring (2212) is sleeved on the outer wall of the sliding rod (2211).

2. The chemical and chemical engineering laboratory safety operation experiment table according to claim 1, characterized in that: The connecting assembly (21) includes a telescopic rod (211) fixedly connected at the bottom of the experiment rack (1), an experiment table (212) is fixedly connected on the inner side of the telescopic rod (211), a receiving support (213) is fixedly connected at the bottom of the experiment table (212), and a foot pad (214) is fixedly connected at the bottom of the receiving support (213).

3. The chemical and chemical engineering laboratory safety operation experiment table according to claim 1, characterized in that: The adjusting assembly (23) includes a connecting frame (232), a sliding frame (233) is slidably connected on the outer wall of the connecting frame (232), a gas rod (231) is hinged at the top of the sliding frame (233), a connecting support (234) is fixedly connected at the bottom of the sliding frame (233), and an installation cylinder (235) is fixedly connected at the bottom of the connecting support (234).

4. The chemical and chemical engineering laboratory safety operation experiment table according to claim 1, characterized in that: The outer wall of the cam (226) abuts against the outer wall of the rotating block (228).

5. The chemical and chemical engineering laboratory safety operation experiment table according to claim 2, characterized in that: The telescopic rod (211) is symmetrically arranged on both sides of the experiment table (212).

6. The chemical and chemical engineering laboratory safety operation experiment table according to claim 3, characterized in that: The gas rod (231) is fixedly installed on the inner wall of the support (221).

7. The chemical and chemical engineering laboratory safety operation experiment table according to claim 1, characterized in that: The other end of the sliding rod (2211) is slidably connected to the inner wall of the other fixed frame (227).

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