CN209885876U - Can seal fixed test-tube rack for experiments to test tube - Google Patents

Abstract

The utility model discloses a can seal fixed test-tube rack for experiments to test tube, include support body, electric heating wire and place the board, electric heating wire is installed to the inside avris of support body, and electric heating wire's avris is provided with the heat transfer hole of seting up at the support body inner wall, horizontal distribution's bottom plate is placed to the inside bottom of support body, and the up end of bottom plate with place the board and be connected, the avris of bottom plate is provided with the cardboard, the internally mounted of support body has the motor, the top of placing the board is provided with sealed piece, and sealed piece installs the lower terminal surface at the diaphragm, the avris of lead screw is provided with the slide bar of sliding connection on the support body, and the slide bar is installed on the diaphragm, the. This can seal fixed test-tube rack for experiments to the test tube, can carry out convenient and stable sealed fixed to the test tube in the support body, when sealed moreover, do not influence the shock structure in the support body and make the test tube be in and vibrate the state, the function is abundanter practical.

Description

Can seal fixed test-tube rack for experiments to test tube

Technical Field

The utility model relates to an experiment correlation technique field specifically is a can seal fixed test-tube rack for experiments to the test tube.

Background

When carrying out all kinds of chemical experiment operation, this basic equipment of test tube generally all can need to be used to in order to deposit for reaction reagent provides, the space that reaction and laboratory staff observed, the test tube is when using, generally all can combine the test-tube rack to carry out supporting use, but current test-tube rack has the test tube to need sealed placing in the test-tube rack sometimes when reagent reaction when in actual use, and current test-tube rack can not carry out the shortcoming of unified sealed in batches to the test tube of placing. Aiming at the problems, innovative design is urgently needed on the basis of the original test tube rack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can seal fixed test-tube rack for experiments to the test tube to propose in solving above-mentioned background art that the test tube needs sealed placing in the test-tube rack sometimes when the reagent reaction, and current test-tube rack can not carry out the sealed problem of unified in batches to the test tube of placing.

In order to achieve the above object, the utility model provides a following technical scheme: a test tube rack for experiments capable of sealing and fixing test tubes comprises a rack body, electric heating wires and a placing plate, wherein the electric heating wires are installed on the inner side of the rack body, heat exchange holes formed in the inner wall of the rack body are formed in the side of the electric heating wires, a bottom plate which is horizontally distributed is placed at the inner bottom end of the rack body, the upper end face of the bottom plate is connected with the placing plate, test tube holes which are distributed at equal intervals are formed in the placing plate, rolling wheels are installed on the lower end face of the bottom plate, clamping plates are arranged on the side of the bottom plate, a motor is installed inside the rack body, sealing blocks are arranged above the placing plate and installed on the lower end face of a transverse plate, a lead screw is rotatably connected to the upper end face of the transverse plate, a handle is installed at the top end of the lead screw which is connected to the rack body in, the frame body is provided with a frame door.

Preferably, the cross section of the clamping plate is of a C-shaped structure, the inner part of the clamping plate is matched with the edge of the bottom plate, and the surface of the clamping plate is fixed with the reset rod.

Preferably, the reset rod is horizontally and slidably connected to the inner wall of the frame body, the first spring is wound on the reset rod, the horizontally distributed cams are arranged in the frame body, the cams and the clamping plates are symmetrically distributed, and the cams are connected with the motor.

Preferably, the sealing block is made of rubber materials with the lower end surfaces of arc-shaped structures, the sealing block and the test tube holes are distributed in an up-down corresponding mode, and vertical rods are fixed on the upper end surfaces of the sealing block.

Preferably, the top and the horizontal pole fixed connection of montant, horizontal pole sliding connection are inside the diaphragm, and install the second spring on the horizontal pole, montant sliding connection is in the pole groove to the lower terminal surface at the diaphragm is seted up to the pole groove.

Compared with the prior art, the beneficial effects of the utility model are that: the test tube rack for the experiment, which can seal and fix the test tubes, can conveniently and stably seal and fix the test tubes in the rack body, and does not influence the oscillation structure in the rack body to enable the test tubes to be in an oscillation state when the test tubes are sealed, so that the test tube rack is more abundant and practical in function;

1. the clamping plate and the idler wheels are used, so that the base plate and the placing plate provided with the test tubes can be stably placed in the rack body, and the purpose that the whole test tubes are driven to be in a vibration state by the operation of the motor is realized by matching with the use of the structures such as the cam, the first spring and the like, and the whole function of the rack body is increased;

2. the use of sealed piece and diaphragm and lead screw isotructure, convenient to use person carries out unified sealing to the test tube from the outside to the use of horizontal pole and second spring isotructure has ensured simultaneously that this seal structure can not influence the use of above-mentioned oscillation function.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the placement board of the present invention;

FIG. 3 is a schematic top view of the bottom plate of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the cross-plate of the present invention;

fig. 5 is a schematic view of the structure of the horizontal plate of the present invention.

In the figure: 1. a frame body; 2. an electric heating wire; 3. heat exchange holes; 4. a base plate; 5. placing the plate; 6. a test tube hole; 7. a roller; 8. clamping a plate; 81. a reset lever; 82. a first spring; 83. a cam; 9. an electric motor; 10. a sealing block; 101. a vertical rod; 102. a cross bar; 103. a second spring; 104. a rod groove; 11. a transverse plate; 12. a screw rod; 13. a handle; 14. a slide bar; 15. and (4) erecting a door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a test tube rack for experiments capable of sealing and fixing test tubes comprises a rack body 1, electric heating wires 2, heat exchange holes 3, a bottom plate 4, a placing plate 5, test tube holes 6, idler wheels 7, clamping plates 8, a reset rod 81, a first spring 82, a cam 83, a motor 9, a sealing block 10, a vertical rod 101, a cross rod 102, a second spring 103, a rod groove 104, a transverse plate 11, a lead screw 12, a handle 13, a slide rod 14 and a rack door 15, wherein the electric heating wires 2 are installed on the inner side of the rack body 1, the heat exchange holes 3 formed in the inner wall of the rack body 1 are formed in the side of the electric heating wires 2, the bottom plate 4 which is horizontally distributed is placed at the inner bottom end of the rack body 1, the upper end face of the bottom plate 4 is connected with the placing plate 5, the test tube holes 6 which are distributed at equal intervals are formed in the placing plate 5, the idler wheels 7 are installed on the lower end face of the bottom plate 4, place the top of board 5 and be provided with sealed piece 10, and sealed piece 10 is installed at the lower terminal surface of diaphragm 11 to the up end of diaphragm 11 rotates and is connected with lead screw 12, and handle 13 is installed on the lead screw 12 top on the threaded connection support body 1 simultaneously, and the avris of lead screw 12 is provided with sliding rod 14 of sliding connection on support body 1, and sliding rod 14 installs on diaphragm 11, and support body 1 is provided with frame door 15.

The cross section of the clamping plate 8 is in a C-shaped structure, the interior of the clamping plate 8 is matched with the edge of the bottom plate 4, the surface of the clamping plate 8 is fixedly provided with a reset rod 81, the reset rod 81 is horizontally and slidably connected to the inner wall of the frame body 1, a first spring 82 is arranged on the reset rod 81 in a surrounding mode, a horizontally distributed cam 83 is arranged in the frame body 1, the cam 83 and the clamping plate 8 are symmetrically distributed, the cam 83 is connected with a motor 9, firstly, a user can open the frame door 15, a placing plate 5 with a test tube placed in the test tube hole 6 and the bottom plate 4 are integrally placed in the frame body 1, when the placing is carried out, the left end of the bottom plate 4 is matched with the clamping plate 8, the right end of the bottom plate is located on the side of the cam 83, when the motor 9 is powered on, the cam 83 firstly hits the bottom plate 4 to drive the bottom plate 4 to move leftwards, at, motor 9 lasts the operation, and cam 83 can be short-lived breaks away from the contact with bottom plate 4, and this moment under the rebound effect of first spring 82, cardboard 8 can drive bottom plate 4 and move right, and consequently motor 9's operation can drive bottom plate 4 round trip movement, because the motion state of placing board 5 and bottom plate 4 is synchronous, so motor 9's operation can be placed the test tube of placing in the board 5 and be in the state of controlling the vibration, has ensured the reagent reaction effect in the test tube.

The sealing block 10 is made of rubber material with an arc-shaped lower end surface, the sealing block 10 and the test tube holes 6 are distributed up and down correspondingly, a vertical rod 101 is fixed on the upper end surface of the sealing block 10, the top end of the vertical rod 101 is fixedly connected with a cross rod 102, the cross rod 102 is connected inside a cross plate 11 in a sliding manner, a second spring 103 is installed on the cross rod 102, the vertical rod 101 is connected in a rod groove 104 in a sliding manner, the rod groove 104 is formed in the lower end surface of the cross plate 11, after a test tube is placed in the frame body 1, a user can rotate a lead screw 12 through a handle 13, under the action of thread transmission, the cross plate 11 can drive a sliding rod 14 to move together in the frame body 1, correspondingly, when the cross plate 11 moves downwards to a certain distance, the sealing block 10 can seal the test tube below from the top end, when the whole test tube is in a vibration state, the test tube can drive the vertical, meanwhile, the cross rod 102 can correspondingly slide back and forth in the transverse plate 11, so that the function of vibration of the test tube cannot be influenced by the use of the sealing block 10.

The working principle is as follows: firstly, a user can open the frame door 15, the placing plate 5 with the test tubes placed in the test tube holes 6 and the bottom plate 4 are integrally placed in the frame body 1, when the test tubes are placed, the left end of the bottom plate 4 is matched with the clamping plate 8, the right end of the bottom plate is positioned on the side of the cam 83, after the test tubes are placed in the frame body 1, the user can rotate the lead screw 12 through the handle 13, the transverse plate 11 can drive the sliding rod 14 to move together in the frame body 1 under the action of thread transmission, and correspondingly, when the transverse plate 11 moves downwards to a certain distance, the sealing block 10 can seal the lower test tubes from the top end;

when the motor 9 is powered on, the cam 83 firstly strikes the bottom plate 4 to drive the bottom plate 4 to move leftwards, at this time, under the driving of the bottom plate 4, the clamping plate 8 correspondingly drives the reset rod 81 to slide in the frame body 1, the motor 9 continuously operates, the cam 83 can be momentarily separated from the contact with the bottom plate 4, at this time, under the rebounding action of the first spring 82, the clamping plate 8 can drive the bottom plate 4 to move rightwards, so that the operation of the motor 9 can drive the bottom plate 4 to move back and forth, because the motion states of the placing plate 5 and the bottom plate 4 are synchronous, the operation of the motor 9 can enable the test tubes placed in the placing plate 5 to be in a left-right oscillation state, the reaction effect of reagents in the test tubes is ensured, when the whole test tubes are in the oscillation state, the test tubes can drive the vertical rods 101 to synchronously slide back and forth in the rod grooves 104 through the sealing, it is ensured that the use of the sealing block 10 does not affect the function of the tube oscillation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a can seal fixed test-tube rack for experiments to test tube, includes support body (1), electric heating wire (2) and places board (5), its characterized in that: electric heating wires (2) are installed on the inner side of the frame body (1), heat exchange holes (3) formed in the inner wall of the frame body (1) are formed in the side of the electric heating wires (2), horizontally distributed bottom plates (4) are placed at the inner bottom end of the frame body (1), the upper end faces of the bottom plates (4) are connected with the placing plates (5), test tube holes (6) distributed at equal intervals are formed in the placing plates (5), meanwhile, rollers (7) are installed on the lower end faces of the bottom plates (4), clamping plates (8) are arranged on the side of the bottom plates (4), motors (9) are installed inside the frame body (1), sealing blocks (10) are arranged above the placing plates (5), the sealing blocks (10) are installed on the lower end faces of transverse plates (11), lead screws (12) are rotatably connected to the upper end faces of the transverse plates (11), and handles (13) are installed at the top ends of the lead screws (12) on the frame body (1, the avris of lead screw (12) is provided with slide bar (14) of sliding connection on support body (1), and slide bar (14) install on diaphragm (11), support body (1) is provided with frame door (15).

2. An experimental test tube rack capable of sealing and fixing test tubes according to claim 1, wherein: the cross section of the clamping plate (8) is of a C-shaped structure, the inner part of the clamping plate is matched with the edge of the bottom plate (4), and a reset rod (81) is fixed on the surface of the clamping plate (8).

3. An experimental test tube rack capable of sealing and fixing test tubes according to claim 2, wherein: reset lever (81) horizontal sliding connection is on the inner wall of support body (1), and surrounds first spring (82) on reset lever (81) to be provided with horizontally distributed cam (83) in support body (1), cam (83) and cardboard (8) symmetric distribution, and cam (83) are connected with motor (9).

4. An experimental test tube rack capable of sealing and fixing test tubes according to claim 1, wherein: the sealing block (10) is made of rubber materials with the lower end surfaces of arc-shaped structures, the sealing block (10) and the test tube holes (6) are distributed up and down correspondingly, and vertical rods (101) are fixed on the upper end surfaces of the sealing block (10).

5. An experimental test tube rack capable of sealing and fixing test tubes according to claim 4, wherein: the top and horizontal pole (102) fixed connection of montant (101), horizontal pole (102) sliding connection is inside diaphragm (11), and installs second spring (103) on horizontal pole (102), montant (101) sliding connection is in pole groove (104) to the lower terminal surface at diaphragm (11) is seted up in pole groove (104).

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