Test bed for chemical detection

Abstract

The utility model relates to the technical field of test beds, in particular to a test bed for chemical detection, which comprises a test bed body and a fixing frame component, a servo motor is fixedly connected to the right side of the test bed body, the fixing frame component is fixedly connected to the tail end of a main shaft of the servo motor, and a test tube rack component is fixedly connected to one side of the fixing frame component. The fixing frame assembly comprises a rotating column, the outer side of the rotating column is fixedly connected with a branch support, the inner side of the branch support is provided with a cylindrical groove, the inner side of the cylindrical groove is rotatably connected with an extension rod, the test tube rack assembly comprises a zigzag plate, one side of the zigzag plate is fixedly connected with a first tube rack and a second tube rack, the inner side of the first tube rack is provided with a tube hole, and the bottom end of the zigzag plate is fixedly connected with a counterweight bottom block. According to the device disclosed by the utility model, not only is the safety of storing, taking and placing the test tubes improved, but also the operation labor intensity of experimenters is reduced, and a more efficient, convenient and safe working environment is provided for chemical experiment operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to test bench technical field, concretely is a kind of test bench for chemical detection. BACKGROUND

[0002] Chemical detection test bench is used for the special work platform of chemical analysis and experimental operation, usually equipped with ventilation, lighting, reagent storage, wastewater discharge and other functional facilities, and corrosion-resistant, easy-to-clean benchtop material, it provides a stable, safe and fully functional operating environment for chemical detection, facilitate sample processing, reagent preparation, instrument analysis and other experimental operations, while meeting the safety protection needs in experimental process, ensure the health and safety of experimental personnel in the operation process;

[0003] Chemical detection test bench cabinet frame usually places test tube and other commonly used experimental instruments, test tube is commonly used in chemical experiment container, for holding a small amount of reagent, heating reaction or observing experimental phenomenon;

[0004] In the existing chemical detection test bench design, in order to increase the storage capacity of test tube, the bottom of test bench cabinet frame is usually set at a higher position from the ground, generally not less than 1.2 meters, this design although meets the safety and ventilation requirements of laboratory to a certain extent, avoids test tube from being collided or contaminated due to being placed too low, at the same time also provides enough space for the normal operation of ventilation system, however, in actual use process, this higher cabinet frame design brings many inconveniences to experimental personnel, when test tube needs to be frequently taken, experimental personnel often have to bend down or stand on tiptoe frequently, long-time repetition of such action not only easily leads to physical fatigue, but also may increase the risk caused by improper operation, therefore, aiming at the above problems, a test bench for chemical detection is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of test bench for chemical detection, to solve the bottom of test bench cabinet frame being set at a higher position from the ground, when test tube needs to be frequently taken, experimental personnel often have to bend down or stand on tiptoe frequently, long-time repetition of such action not only easily leads to physical fatigue, but also may increase the risk caused by improper operation.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A test bench for chemical detection, including test bench body and fixed frame assembly, the test bench body right side fixed connection has servo motor, the servo motor main shaft end fixed connection has fixed frame assembly, the fixed frame assembly one side fixed connection has test tube rack assembly, the fixed frame assembly includes the rotating column, the rotating column outside fixed connection has the branch support, the branch support inside be equipped with the cylindrical groove, the cylindrical groove inside rotation is connected with the extension rod, the test tube rack assembly includes the folding board, the folding board one side fixed connection has first tube frame and second tube frame, the first tube frame inside be equipped with the tube hole, the folding board bottom fixed connection has the counterweight bottom block, the folding board one side with the extension rod one side fixed connection, the servo motor main shaft end with the rotating column right side fixed connection.

[0008] As the further optimization of the utility model, the test bench body right side fixed connection has the controller, the controller with servo motor electric connection, the test bench body inside be equipped with the shaft hole, the rotating column rotation is connected in the test bench body shaft hole inside.

[0009] As the further optimization of the utility model, the branch support inside be equipped with the square groove, the square groove with the cylindrical groove intercommunication, the square groove one side fixed connection has spring telescopic rod and electromagnet, the spring telescopic rod one side fixed connection has the tooth groove sliding plate, the tooth groove sliding plate sliding in the square groove's inside, the electromagnet with controller electric connection.

[0010] As the further optimization of the utility model, the square groove is equipped with the rectangular body, the tooth groove sliding plate is away from the spring telescopic rod one end is provided with tooth groove, the tooth groove sliding plate is engaged with the gear outside through tooth groove, the gear fixed connection in the extension rod's outside.

[0011] As the further optimization of the utility model, the extension rod outside fixed connection has the bearing, the extension rod one end protrudes the branch support's inside, the extension rod is embedded in the cylindrical groove's inside.

[0012] As the further optimization of the utility model, the branch support shape is cross-shaped, the branch support inside is equipped with the mounting hole, the branch support is fixed in the rotating column's both ends, the branch support distributes in the test tube rack assembly's left and right sides.

[0013] As the further optimization of the utility model, the first tube frame and second tube frame shape structure is same, the first tube frame and second tube frame left and right sides are fixed with folding board, the counterweight bottom block is set in the folding board's bottom end, the extension rod is fixed in the folding board close to the position of upper end.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] The utility model discloses a test -tube rack is provided with servo motor, fixed frame subassembly and test -tube rack subassembly, and the device can automatically adjust test -tube to the best position of being convenient for operating through the synergic effect of intelligent control and mechanical structure, makes the distance of test -tube and staff be in the range of being easy to operate and safe, and simultaneously, when taking or placing test -tube, the device passes through magnetic force control and mechanical self -locking function, ensures that test -tube keeps stable in the storage and operating process, avoids damaging because of shaking or falling, and this design not only improves the safety of test -tube storage and taking and placing, but also reduces the operation labor intensity of experimental personnel, provides a more efficient, convenient and safe working environment for chemical experiment operation. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is whole structure schematic diagram of the utility model;

[0017] Figure 2 It is rotating column structure schematic diagram of the utility model;

[0018] Figure 3 It is branch frame structure schematic diagram of the utility model;

[0019] Figure 4 It is the A of the utility model Figure 3 Structure schematic diagram;

[0020] Figure 5 It is test -tube rack subassembly structure schematic diagram of the utility model;

[0021] Figure 6 It is tooth groove sliding plate structure schematic diagram of the utility model.

[0022] In the drawing: 1, test bench body;2, controller;3, servo motor;

[0023] 4, fixed frame subassembly;41, rotating column;42, square groove;43, branch frame;44, gear;45, spring telescopic link;46, tooth groove sliding plate;47, cylindrical groove;48, electromagnet;49, extension rod;

[0024] 5, test -tube rack subassembly;51, zigzag plate;52, first tube rack;53, tube hole;54, second tube rack;55, counterweight bottom block. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0026] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components and / or combinations thereof, but do not preclude the presence or addition of one or more other features, steps, operations, devices, components, and / or combinations thereof.

[0027] Referring to Figures 1-6 The utility model provides a technical scheme:

[0028] A test table for chemical detection, including test table body 1 and fixed frame subassembly 4, test table body 1 right side fixed connection has servo motor 3, servo motor 3 main shaft end fixed connection has fixed frame subassembly 4, fixed frame subassembly 4 one side fixed connection has test tube rack subassembly 5, fixed frame subassembly 4 includes rotating column 41, rotating column 41 outside fixed connection has branch support 43, branch support 43 inside be equipped with cylindrical groove 47, cylindrical groove 47 inside rotation is connected with extension rod 49, test tube rack subassembly 5 includes foldable plate 51, foldable plate 51 one side fixed connection has first tube rack 52 and second tube rack 54, first tube rack 52 inside be equipped with tube hole 53 foldable plate 51 bottom fixed connection has counterweight bottom block 55, foldable plate 51 one side with extension rod 49 one side fixed connection, servo motor 3 main shaft end with rotating column 41 right side fixed connection.

[0029] As the further implementation of the scheme, the test table body 1 right side fixed connection has the controller 2, the controller 2 with servo motor 3 electric connection, test table body 1 inside be equipped with shaft hole, rotating column 41 rotation is connected in test table body 1 the shaft hole inside, through the above setting, can accurate drive rotating column 41's rotation, to drive the whole movement of test tube rack, ensure that test tube can be automatically adjusted to the best position of convenient operation, improved the convenience and security of operation;

[0030] As the further implementation of the scheme, the branch support 43 inside be equipped with square groove 42, square groove 42 with cylindrical groove 47 communication, square groove 42 one side fixed connection has spring telescopic rod 45 and electromagnet 48, spring telescopic rod 45 one side fixed connection has the tooth groove sliding plate 46, the tooth groove sliding plate 46 sliding in square groove 42's inside, electromagnet 48 with controller 2 electric connection, the square groove 42 setting shape is rectangular body, the tooth groove sliding plate 46 is away from spring telescopic rod 45 one end and is provided with the tooth groove, the tooth groove sliding plate 46 is engaged with the toothed wheel 44 outside through the tooth groove, the toothed wheel 44 fixed connection in the outside of extension rod 49, through the above setting, realize the stable fixation and flexible adjustment of test tube rack, when taking or placing test tube, the magnetic force of electromagnet 48 can ensure the stability of test tube rack, avoid test tube to shake or fall, to improve the safety of test tube storage and operation;

[0031] As a further implementation of the present scheme, the extension rod 49 is fixedly connected with a bearing outside, and the extension rod 49 protrudes from the inner side of the branch frame 43 at one end, and is embedded and installed in the inner side of the cylindrical groove 47, through the above setting, when the fixed frame assembly 4 and the test tube rack assembly 5 rotate, under the action of the gravity of the counterweight bottom block 55, the extension rod 49 rotates, thereby preventing the test tube from being separated from the inside of the test tube rack assembly 5, and improving the safety of the test tube storage;

[0032] As a further implementation of the present scheme, the shape of the branch frame 43 is cross-shaped, the inner side of the branch frame 43 is provided with a mounting hole, the branch frame 43 is fixed at both ends of the rotating column 41, and the branch frame 43 is distributed on the left and right sides of the test tube rack assembly 5, through the above setting, the space layout is optimized, so that the test tube rack can realize efficient storage and operation in limited space, and through the support of the branch frame 43, the collision between the test tube rack assembly 5 and the rotating column 41 can be prevented when the test tube rack assembly 5 and the fixed frame assembly 4 rotate;

[0033] As a further implementation of the present scheme, the shape of the first tube rack 52 and the second tube rack 54 is the same, the left and right sides of the first tube rack 52 and the second tube rack 54 are fixedly connected with the folded plate 51, the counterweight bottom block 55 is arranged at the bottom end of the folded plate 51, and the extension rod 49 is fixed at the position close to the upper end of the folded plate 51, through the above setting, the balance and stability of the test tube rack are ensured, the counterweight effect of the counterweight bottom block 55 can make the test tube rack always keep a vertical downward posture, and the safety of the test tube in the storage and operation process is further improved.

[0034] Workflow: when taking or placing the test tube, the servo motor 3 is started by the controller 2, and at the same time, all the electromagnets 48 are started, the electromagnets 48 generate magnetic force, the electromagnets 48 are magnetically attracted to the tooth groove sliding plate 46, the tooth groove sliding plate 46 is pressed to the spring telescopic rod 45, the spring telescopic rod 45 is contracted, the tooth groove sliding plate 46 is away from the gear 44, the servo motor 3 drives the rotating column 41 to rotate in the inside of the test bench body 1, when the rotating column 41 rotates, the fixed frame assembly 4 and the test tube rack assembly 5 rotate as a whole, when the test tube rack assembly 5 rotates with the fixed frame assembly 4, due to the gravity of the counterweight bottom block 55, the direction of the counterweight bottom block 55 is towards the ground, at this time, under the counterweight effect of the counterweight bottom block 55, the folding plate 51 drives the extension rod 49 to rotate, the extension rod 49 is rotatably connected to the inside of the cylindrical groove 47 through the bearing, at this time, the test tubes in the first tube rack 52 and the second tube rack 54 will not be separated from the tube hole 53, when taking or placing the test tube, the safety of the test tube storage is improved, when the test tube rack assembly 5 needs to be used and is at the lowermost end, the distance between the test tube in the lowermost test tube rack assembly 5 and the worker is convenient for operation, before taking or placing the test tube, the electromagnets 48 are powered off by the controller 2, under the elastic force of the spring telescopic rod 45, the tooth groove sliding plate 46 is engaged with the gear 44, under the engagement of the tooth groove sliding plate 46 and the gear 44, the extension rod 49 can be prevented from rotating, and the main shaft of the servo motor 3 is self-locked, so that when placing or taking the test tube, if the test tube rack assembly 5 is shaken and the test tube is separated from the test tube rack assembly 5, the test tube is not damaged, the safety of taking and placing the test tube is improved, through the above principle, the device has good storage capacity for the test tube, and the test tube is convenient to take and place, so that the worker has a safe operation distance when taking and placing the test tube, the safety during operation is improved, and the labor intensity during operation is reduced.

[0035] 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 these 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 test bench for chemical detection, comprising a test bench body (1) and a holder assembly (4), characterized in that: The test bench body (1) right side fixedly connected with servo motor (3), the servo motor (3) main shaft end fixedly connected with fixed frame assembly (4), the fixed frame assembly (4) one side fixedly connected with test tube rack assembly (5); The fixed frame assembly (4) includes a rotating column (41), the rotating column (41) is fixedly connected with a branch support (43) outside, the branch support (43) is internally provided with a cylindrical groove (47), and the cylindrical groove (47) is rotatably connected with an extension rod (49) inside; The test tube rack assembly (5) includes a folded plate (51), the folded plate (51) is fixedly connected with a first tube rack (52) and a second tube rack (54) on one side, the first tube rack (52) is internally provided with a tube hole (53), and the folded plate (51) is fixedly connected with a counterweight bottom block (55) at the bottom end; The folded plate (51) is fixedly connected with one side of the extension rod (49), and the servo motor (3) main shaft end is fixedly connected with the right side of the rotating column (41).

2. A test bench for chemical detection according to claim 1, characterized in that: The test bench body (1) right side fixedly connected with controller (2), the controller (2) with servo motor (3) electric connection, the test bench body (1) inside is provided with shaft hole, the rotating column (41) rotationally connects in the shaft hole inside of test bench body (1).

3. A test bench for chemical detection according to claim 1, characterized in that: The branch support (43) is internally provided with a square groove (42), the square groove (42) is communicated with the cylindrical groove (47), the square groove (42) one side fixedly connected with spring telescopic rod (45) and electromagnet (48), the spring telescopic rod (45) one side fixedly connected with the tooth groove sliding plate (46), the tooth groove sliding plate (46) sliding in the inside of square groove (42), the electromagnet (48) with controller (2) electric connection.

4. A test station for chemical detection according to claim 3, characterised in that: The square groove (42) is provided in the shape of a rectangular body, the tooth groove sliding plate (46) is provided with a tooth groove away from one end of the spring telescopic rod (45), the tooth groove sliding plate (46) is engaged with the outside of the gear (44) through the tooth groove, and the gear (44) is fixedly connected with the outside of the extension rod (49).

5. The test station for chemical detection of claim 1, wherein: The extension rod (49) is fixedly connected with a bearing outside, the extension rod (49) one end protrudes the inside of the branch support (43), and the extension rod (49) is embedded and installed in the inside of the cylindrical groove (47).

6. A test bench for chemical detection according to claim 1, characterized in that: The shape of the branch support (43) is cross-shaped, the branch support (43) is internally provided with a mounting hole, the branch support (43) is fixed at both ends of the rotating column (41), and the branch support (43) is distributed on the left and right sides of the test tube rack assembly (5).

7. A test station for chemical detection according to claim 1, characterized in that: The shape structure of the first tube rack (52) and the second tube rack (54) is same, the left and right sides of the first tube rack (52) and the second tube rack (54) are fixedly connected with the folded plate (51), the counterweight bottom block (55) is arranged at the bottom end of the folded plate (51), and the extension rod (49) is fixed at the position close to the upper end of the folded plate (51).

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