CN210187207U - Experiment bench - Google Patents

Abstract

The utility model discloses an experiment bench, which comprises a bench base, a support column, a bayonet frame, a bayonet strip, a condensate water main inlet pipe, a condensate water main outlet pipe, a condensate water outlet branch port and a condensate water inlet branch port; the experiment bench of the utility model occupies small area of the experiment bench, improves the space utilization rate of the experiment bench, enables the experiment bench to be clean and tidy, is convenient to operate, and improves the reaction synthesis efficiency in unit time; the condensation effect is improved, and the conversion rate of the reaction is improved.

Description

Experiment bench

Technical Field

The utility model relates to a chemical instrumentation technical field especially relates to an experiment rack.

Background

Chemical synthesis work in a chemical laboratory cannot be left in the early stage of drug research and development, and a reaction device for chemical experiments needs to be built during chemical synthesis. At present, in the prior art, the reaction device for chemical experiments is separately built in a fume hood, and in order to improve the efficiency of chemical synthesis, an experimenter often needs to build several reaction devices for chemical experiments with different reaction types at the same time, or needs to build a great number of reaction devices with the same reaction types at the same time. A plurality of reaction devices are respectively and simultaneously built in a ventilation cabinet of a chemical laboratory, so that a laboratory table is messy, the operation is inconvenient, the reaction devices are easy to overturn, the experiment fails, and even dangers such as combustion, explosion and the like occur; in addition, only one condensation water pipe opening is generally configured in each chemical laboratory fume hood, when a large number of reaction devices needing reflux condensation are built, the reaction devices needing reflux condensation are connected in series in the prior art, so that the condensation effect is poor, numerous condensation water pipes exist in an operation table, the experiment operation table is messy, the operation is inconvenient, the reaction devices are prone to overturn, the experiment failure is caused, and even dangers such as combustion and explosion occur; and, because the restriction of chemical laboratory fume chamber, the reaction unit quantity that separately builds respectively generally can not exceed 3, and space utilization is low, and chemical synthesis's inefficiency.

Therefore, technical staff in the field is dedicated to developing an experiment bench, and aims to overcome the defects that in the prior art, when a reaction device for a chemical experiment with a large number of reactors is built for chemical experiment, the experiment bench is messy, the operation is inconvenient, the condensation effect of the reaction device for reflux condensation is poor, and the space utilization rate of the experiment bench is low.

SUMMERY OF THE UTILITY MODEL

In view of the above defects in the prior art, the technical problem to be solved by the present invention is that when a large number of reaction devices for chemical experiments are built for chemical experiments, the experiment table is messy, the operation is inconvenient, the condensation effect of the reaction device for reflux condensation is poor, the reaction device is prone to overturn, the experiment failure is caused, and dangers such as combustion and explosion are prone to occur; the experiment table has low space utilization rate and low chemical synthesis efficiency.

In order to realize the purpose, the utility model provides an experimental bench, which comprises a bench base, a support column, a bayonet rack, bayonet strips, a condensate water main inlet pipe, a condensate water main outlet pipe, a condensate water outlet branch port and a condensate water inlet branch port; the support column is hollow, the hollow part comprises a U-shaped condensate pipe, and the U-shaped condensate pipe extends out of the top end of the support column to form a condensate main inlet pipe and a condensate main outlet pipe; the side surface of the upper part of the supporting column comprises a condensed water outlet branch port and a condensed water inlet branch port, the condensed water outlet branch port comprises a water valve and is connected with a condensed water main inlet pipe in the supporting column, and the condensed water inlet branch port does not comprise a water valve and is connected with a condensed water main outlet pipe in the supporting column; the support column penetrates through the center of the bayonet frame and is fixedly connected with the center of the rack base; the bayonet frame comprises a groove on the inner side of the outer wall, the bayonet frame is assembled into bayonet strips in a criss-cross mode, two ends of each bayonet strip are installed in the groove, and the bayonet strips in the criss-cross mode form a square hole; the gantry base includes a magnetic rotator therein.

Furthermore, the positions of two ends of the bayonet strip can be adjusted in the groove, and the size of the square hole formed by the bayonet strip can be adjusted;

furthermore, the condensed water outlet branch port and the condensed water inlet branch port are arranged in pairs, and the number of the pairs is 4-10;

further, the rack base and the bayonet rack are circular, oval, square or square;

in a more preferred embodiment of the invention, the pedestal and the bayonet frame are circular; the diameter of the bayonet frame is smaller than that of the rack base;

in a more preferred embodiment of the present invention, the number of the condensed water outlet and the condensed water inlet is 4;

scheme more than adopting, the utility model discloses an experiment rack has following beneficial technological effect:

the experiment bench of the utility model can build a plurality of reaction devices for chemical experiments around the supporting column, occupies small area of the test bench, improves the space utilization rate of the test bench, enables the test bench to be neat and tidy, is convenient to operate, centralizes the built reaction devices, is not easy to miss and bump to lead the reaction devices to overturn, and further reduces the dangerous hidden troubles of experiment failure, combustion, explosion and the like;

the experimental bench of the utility model, the built reaction device comprises common reaction device types such as a normal temperature reaction device, a heating reflux reaction device and the like, and various reactions with numerous quantities can be built around the supporting column, thereby improving the reaction synthesis efficiency in unit time;

the experiment bench of the utility model, when a plurality of reaction devices which need heating reflux condensation are built, each reaction device respectively quotes condensed water from the condensed water outlet branch and the condensed water inlet branch for reflux condensation, thereby avoiding the defect of poor condensation effect caused by the need of series reflux condensation when a plurality of heating reflux condensation devices are built in the prior art, improving the condensation effect and being beneficial to improving the conversion rate of the reaction;

the utility model discloses an experiment rack, the structure is simple and convenient, and is with low costs, and easily preparation is favorable to popularizing and applying.

To sum up, the experiment table rack of the utility model occupies small area of the experiment table, improves the space utilization rate of the experiment table, enables the experiment table to be tidy and convenient to operate, and improves the reaction synthesis efficiency in unit time; the condensation effect is improved, and the conversion rate of the reaction is improved.

The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

Drawings

FIG. 1 is a schematic structural view of the experiment table of the present invention;

in the figure, 1, a pedestal base; 2. a support pillar; 3. a bayonet mount; 4. a bayonet strip; 5. a condensate water main inlet pipe; 6. a condensed water main outlet pipe; 7. a condensed water outlet; 8. the condensed water enters a water inlet; 9. the position of the reaction bottle; 10. speed regulating button of magnetic rotator.

Detailed Description

The technical contents of the embodiments of the present invention will be more clearly understood and appreciated by referring to the drawings attached to the specification.

In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The dimensions or thicknesses of components in the figures may be exaggerated where appropriate to improve clarity.

As shown in fig. 1, the experiment bench of the present invention comprises a bench base 1, a support column 2, a bayonet rack 3, bayonet strips 4, a condensate inlet pipe 5, a condensate outlet pipe 6, a condensate outlet branch port 7, and a condensate inlet branch port 8; the support column 2 is hollow and comprises a U-shaped condensate pipe, and the U-shaped condensate pipe extends out of the top end of the support column to form a condensate water main inlet pipe 5 and a condensate water main outlet pipe 6; the side surface of the upper part of the support column 2 comprises 4 pairs of condensed water outlet branch ports 7 and condensed water inlet branch ports 8, the condensed water outlet branch ports 7 comprise water valves and are connected with a condensed water main inlet pipe 5 in the support column 2, and the condensed water inlet branch ports 8 do not comprise water valves and are connected with a condensed water main outlet pipe 6 in the support column 2; the support column 2 penetrates through the center of the circular bayonet frame 3 and is fixedly connected with the center of the circular rack base 1; the diameter of the circular bayonet frame 3 is smaller than that of the circular rack base 1; the inner side of the outer wall of the bayonet frame 3 comprises a groove, bayonet strips 4 are assembled in the bayonet frame 3 in a criss-cross mode, two ends of each bayonet strip 4 are installed in the groove, and the bayonet strips 4 in the criss-cross mode form a square hole; the rack base 1 comprises a magnetic rotator; the two ends of the bayonet strips 4 can be adjusted in position in the grooves, and the size of the square hole formed by the criss-cross bayonet strips 4 can be adjusted;

when the experiment bench of the utility model is used, as shown in the reaction bottle position 9 in figure 1, the mouth of the reaction bottle of the reaction device is fixed by passing through the square hole of the bayonet strip from bottom to top, and the speed regulating button 10 of the magnetic rotator of the bench base 1 is opened for stirring; if the built reaction device needs heating reflux condensation, a reflux condenser pipe is arranged at the upper part of the reaction, condensed water entering and exiting the condenser pipe is connected with a condensed water inlet branch port 8 and a condensed water outlet branch port 7 at the side surface of the upper part of the support pillar 2, a condensed water main inlet pipe 5 and a condensed water main outlet pipe 6 are respectively connected with a laboratory water pipe and a sewer pipe, and corresponding water valves are opened to realize water circulation reflux condensation; if necessary, all can install the experiment on bayonet socket 3 upper and lower part's support column 2 and press from both sides and strengthen reaction unit additional.

Through assembling and practical use of the novel experimental bench, the result shows that 4-15 experimental reaction devices can be built on the novel experimental bench for carrying out reaction simultaneously, the experimental bench is clean and tidy, and the potential safety hazard of the experiment is effectively reduced; the whole experiment bench is placed in the experiment fume hood, the occupied area of the experiment fume hood is small, the processing operation after other experiments is not influenced, and the space utilization rate of the experiment bench and the working efficiency of chemical synthesis in a laboratory are improved; meanwhile, a plurality of reaction devices for heating reflux condensation are built, so that the condensation effect is improved, the condensation effect is good, and the reaction conversion rate is favorably improved.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the teachings of this invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (3)

1. An experiment bench is characterized by comprising a bench base (1), a support column (2), a bayonet rack (3), bayonet strips (4), a condensate water main inlet pipe (5), a condensate water main outlet pipe (6), a condensate water outlet branch port (7) and a condensate water inlet branch port (8); the support column (2) is hollow and comprises a U-shaped condensate pipe, and the U-shaped condensate pipe extends out of the top end of the support column (2) and is provided with a condensate main inlet pipe (5) and a condensate main outlet pipe (6); the side surface of the upper part of the supporting column (2) comprises a condensed water outlet branch port (7) and a condensed water inlet branch port (8), the condensed water outlet branch port (7) comprises a water valve and is connected with a condensed water main inlet pipe (5) in the supporting column (2), the condensed water inlet branch port (8) does not comprise a water valve and is connected with a condensed water main outlet pipe (6) in the supporting column (2); the support column (2) penetrates through the center of the bayonet frame (3) and is fixedly connected with the center of the rack base (1); the inner side of the outer wall of the bayonet frame (3) comprises a groove, bayonet strips (4) are assembled in the bayonet frame (3) in a criss-cross mode, two ends of each bayonet strip (4) are installed in the groove, and the criss-cross bayonet strips (4) form square holes; the rack base (1) comprises a magnetic rotator; the positions of the two ends of the bayonet strips (4) can be adjusted in the grooves, and the size of the square hole formed by the criss-cross bayonet strips (4) can be adjusted.

2. The laboratory bench of claim 1,

the condensed water outlet branch port (7) and the condensed water inlet branch port (8) are arranged in pairs of 4-10 pairs.

3. The laboratory bench of claim 1,

the rack base (1) and the bayonet rack (3) are round, oval, square or square.

Images