CN215743600U

CN215743600U - Test tube clamp for chemical industry experiments

Info

Publication number: CN215743600U
Application number: CN202121922419.4U
Authority: CN
Inventors: 邵东
Original assignee: Individual
Current assignee: Henan Far East Biotechnology Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-08
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a test tube clamp for chemical experiments, and relates to the technical field of chemical experiments. According to the test tube, the movable rod, the first connecting rods, the second springs, the movable plate and the fixed clamping blocks are arranged, the movable rod is pushed manually, the movable rod moves upwards to move the two groups of first connecting rods upwards, the two groups of first connecting rods move upwards to extrude the movable plate, the movable plate extrudes the second springs, the two groups of first connecting rods move upwards to pull the two groups of second connecting rods to move oppositely, the two groups of second connecting rods move oppositely to pull the two groups of fixed clamping blocks to move oppositely, after the bottom end of the test tube is fixed, the movable rod is loosened, and the second springs restore to push the movable plate downwards when external force is not applied.

Description

Test tube clamp for chemical industry experiments

Technical Field

The utility model relates to the technical field of chemical experiments, in particular to a test tube clamp for chemical experiments.

Background

Along with the development of modern society, in order to produce more chemical products, need do various types of chemical experiment, just so can use the test tube, need use special test tube clamp to press from both sides and get to the test tube transfer in-process, avoid unexpected the emergence.

The test tube is more troublesome when current test tube holder is artifical to the test tube clamp, need open the test tube clamp with very big strength, and inconvenient staff gets, and test tube one end can only be got to current test tube clamp, can not be fine fix the test tube, takes place the test tube landing easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem that the test tube clamp is troublesome to open, the test tube clamp can only clamp one end of a test tube, the test tube cannot be well fixed, and the problem that the test tube slides down easily occurs, the test tube clamp for the chemical experiment is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: a test tube clamp for chemical experiments comprises a protection block, wherein the outer wall of the protection block is fixedly connected with a fixed rod, a movable rod is connected inside the protection block, one end of the movable rod is fixedly connected with a first connecting rod, one end of the first connecting rod is connected with a second connecting rod, one end of the second connecting rod is connected with a fixed clamping block, the inner wall of the fixed clamping block is fixedly connected with a third spring, one end of the third spring is fixedly connected with a second fixed plate, the outer wall of the second fixing plate is fixedly connected with an anti-skid pad, the top end inside the protecting block is fixedly connected with a second spring, the bottom end of the second spring is fixedly connected with a movable plate, the top end of the protection block is provided with a first spring, the one end fixedly connected with first fixed plate of first spring, the outer wall fixedly connected with rubber pad of first fixed plate, the outer wall fixedly connected with fixed block of protection piece.

Preferably, the first connecting rods are provided with two groups, the two groups of first connecting rods are rotatably connected through a rotating shaft, and the bottom end of the protection block is provided with a sliding groove matched with the moving rod.

Preferably, one end of the second connecting rod is rotatably connected with the first connecting rod through a rotating shaft, the other end of the second connecting rod is rotatably connected with the fixed clamping block through a rotating shaft, and a sliding groove matched with the second connecting rod is formed in the inner wall of one side of the protecting block.

Preferably, the fixed clamping block is rotatably connected with the fixed block through a rotating shaft, and a sliding groove matched with the second fixed plate is formed in the inner wall of the fixed clamping block.

Preferably, one end of the first fixing plate is a trapezoidal inclined surface, the first springs are provided with a plurality of groups, and the plurality of groups of the first springs are distributed at one end of the first fixing plate at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model is provided with the moving rod, the first connecting rod, the second spring, the moving plate and the fixed clamping block, the movable rod is pushed manually, the movable rod moves the two groups of first connecting rods upwards to move upwards, the two groups of first connecting rods move upwards to extrude the movable plate, the movable plate is extruded to extrude the second spring, the two groups of first connecting rods move upwards to pull the two groups of second connecting rods to move in opposite directions, the two groups of second connecting rods move in opposite directions to pull the two groups of fixed clamping blocks to move in opposite directions, after the bottom end of the test tube is fixed, the movable rod is loosened, the second spring restores to push the movable plate downwards when the second spring is not subjected to external force, the movable plate moves downwards to push the two groups of first connecting rods to move downwards, the two groups of first connecting rods move downwards to push the two groups of second connecting rods to move back to back, and the two groups of second connecting rods move back to push the two groups of fixed clamping blocks to move towards each other, so that the problem that the test tube clamp is troublesome to open is solved;

2. the utility model is through setting up the first spring, the third spring, the first fixed plate, the second fixed plate, non-slip mat and rubber pad, insert the test tube from the top of the protective block, the bottom end of the test tube extrudes the trapezoidal inclined plane of one end of the first fixed plate and slowly slips into the middle of the first fixed plate, the first fixed plate is extruded by the external extrusion force to the first spring, the first spring receives the external extrusion force to generate the supporting force opposite to the extrusion force to support the first fixed plate, fix the test tube, protect the test tube through the rubber pad at the same time, prevent the outer wall of the test tube from being damaged by the first fixed plate, two sets of fixed clamping blocks move towards each other to drive the second fixed plate to move, the test tube extrudes the second fixed plate when the second fixed plate fixes the test tube, the second fixed plate receives the external extrusion force to extrude the third spring, the third spring receives the external extrusion force to generate the supporting force opposite to support the second fixed plate, fix through two sets of second fixed plates, prevent simultaneously through the slipmat that the test tube can only press from both sides and get test tube one end because of unexpected landing, solved the test tube clamp, can not be fine fix the test tube, take place the problem of test tube landing easily.

Drawings

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

FIG. 2 is a top view of the protective collar of the present invention;

fig. 3 is a top view of the retaining clip of the present invention.

In the figure: 1. a protection block; 2. a travel bar; 3. a first connecting rod; 4. a second connecting rod; 5. fixing the clamping block; 6. a fixed block; 7. a first spring; 8. a first fixing plate; 9. a rubber pad; 10. moving the plate; 11. a second spring; 12. a non-slip mat; 13. fixing the rod; 14. a second fixing plate; 15. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-3, a test tube clamp for chemical engineering experiments comprises a protection block 1, a fixed rod 13 fixedly connected to the outer wall of the protection block 1, a movable rod 2 connected to the inside of the protection block 1, a first connecting rod 3 fixedly connected to one end of the movable rod 2, a second connecting rod 4 connected to one end of the first connecting rod 3, a fixed clamping block 5 connected to one end of the second connecting rod 4, a third spring 15 fixedly connected to the inner wall of the fixed clamping block 5, a second fixed plate 14 fixedly connected to one end of the third spring 15, a non-slip mat 12 fixedly connected to the outer wall of the second fixed plate 14, a second spring 11 fixedly connected to the top end of the inside of the protection block 1, a bottom end of the second spring 11 fixedly connected to 10, a movable plate 7 mounted to the top end of the protection block 1, a first fixed plate 8 fixedly connected to one end of the first spring 7, and a rubber mat 9 fixedly connected to the outer wall of the first fixed plate 8, the outer wall of the protection block 1 is fixedly connected with a fixing block 6.

Please refer to fig. 1, the first connecting rods 3 are provided with two sets, the two sets of the first connecting rods 3 are rotatably connected through a rotating shaft, and the bottom end of the protection block 1 is provided with a sliding slot matched with the moving rod 2 for facilitating the movement of the two sets of the first connecting rods 3.

Please refer to fig. 1, one end of the second connecting rod 4 is rotatably connected to the first connecting rod 3 through a rotating shaft, the other end of the second connecting rod 4 is rotatably connected to the fixing clamping block 5 through a rotating shaft, and a sliding slot matched with the second connecting rod 4 is formed in an inner wall of one side of the protecting block 1, so that the second connecting rod 4 can move to drive the fixing clamping block 5 to move.

Please refer to fig. 1 and fig. 3, the fixed clamping block 5 is rotatably connected to the fixed block 6 through a rotating shaft, and a sliding slot matched with the second fixed plate 14 is formed on an inner wall of the fixed clamping block 5, so that the fixed clamping block 5 can rotate and the second fixed plate 14 can move.

Please refer to fig. 1, one end of the first fixing plate 8 is a trapezoid inclined plane, the first springs 7 are provided with a plurality of sets, and the plurality of sets of first springs 7 are equidistantly distributed at one end of the first fixing plate 8, so as to fix the test tube through the first fixing plate 8.

The working principle is as follows: firstly, the movable rod 2 is pushed manually, the movable rod 2 moves upwards to move the two groups of first connecting rods 3 upwards, the two groups of first connecting rods 3 move upwards to extrude the movable plate 10, the movable plate 10 is extruded to extrude the second springs 11, the two groups of first connecting rods 3 move upwards to pull the two groups of second connecting rods 4 to move towards each other, the two groups of second connecting rods 4 move towards each other to pull the two groups of fixed clamping blocks 5 to move away from each other, then the test tube is inserted from the top end of the protection block 1, the bottom end of the test tube extrudes the trapezoidal inclined surface at one end of the first fixed plate 8 to slowly slide into the middle of the first fixed plate 8, the first fixed plate 8 extrudes the first spring 7 by external extrusion force, the first spring 7 generates supporting force opposite to the extrusion force by the external extrusion force to support the first fixed plate 8, the test tube is fixed, meanwhile, the test tube is protected by the rubber pad 9 to prevent the outer wall of the test tube from being damaged by the first fixed plate 8, test tube bottom mounting accomplishes the back, loosen carriage release lever 2, second spring 11 recovers promotion movable plate 10 downwards when not receiving external force, movable plate 10 lapse promotes two sets of head rods 3 lapse, two sets of head rods 3 lapse promote two sets of second connecting rod 4 back of the body removal, two sets of second connecting rod 4 back of the body removal promote two sets of fixed clamp splice 5 moves in the opposite direction, two sets of fixed clamp splice 5 move in the opposite direction drive second fixed plate 14 and remove, test tube extrusion second fixed plate 14 when second fixed plate 14 is fixed to the test tube, second fixed plate 14 receives external extrusion force extrusion third spring 15, third spring 15 receives external extrusion production and supports second fixed plate 14 with the holding power that the extrusion force is opposite, fix through two sets of second fixed plate 14, prevent the test tube because of unexpected landing through slipmat 12 simultaneously.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a test tube clamp for chemical industry experiments, includes protection piece (1), its characterized in that: the outer wall of the protection block (1) is fixedly connected with a fixed rod (13), the inner part of the protection block (1) is connected with a movable rod (2), one end of the movable rod (2) is fixedly connected with a first connecting rod (3), one end of the first connecting rod (3) is connected with a second connecting rod (4), one end of the second connecting rod (4) is connected with a fixed clamping block (5), the inner wall of the fixed clamping block (5) is fixedly connected with a third spring (15), one end of the third spring (15) is fixedly connected with a second fixed plate (14), the outer wall of the second fixed plate (14) is fixedly connected with an anti-skid pad (12), the inner top end of the protection block (1) is fixedly connected with a second spring (11), the bottom end of the second spring (11) is fixedly connected with a movable plate (10), and the top end of the protection block (1) is provided with a first spring (7), the one end fixedly connected with first fixed plate (8) of first spring (7), the outer wall fixedly connected with rubber pad (9) of first fixed plate (8), the outer wall fixedly connected with fixed block (6) of protection piece (1).

2. The test tube clamp for the chemical industry experiments as claimed in claim 1, wherein: the first connecting rods (3) are arranged in two groups, the first connecting rods (3) are rotatably connected through rotating shafts, and sliding grooves matched with the moving rods (2) are formed in the bottom ends of the protecting blocks (1).

3. The test tube clamp for the chemical industry experiments as claimed in claim 1, wherein: one end of the second connecting rod (4) is rotatably connected with the first connecting rod (3) through a rotating shaft, the other end of the second connecting rod (4) is rotatably connected with the fixed clamping block (5) through a rotating shaft, and a sliding groove matched with the second connecting rod (4) is formed in the inner wall of one side of the protecting block (1).

4. The test tube clamp for the chemical industry experiments as claimed in claim 1, wherein: the fixed clamping block (5) is rotatably connected with the fixed block (6) through a rotating shaft, and a sliding groove matched with the second fixed plate (14) is formed in the inner wall of the fixed clamping block (5).

5. The test tube clamp for the chemical industry experiments as claimed in claim 1, wherein: one end of the first fixing plate (8) is a trapezoidal inclined plane, a plurality of groups of the first springs (7) are arranged, and the plurality of groups of the first springs (7) are distributed at one end of the first fixing plate (8) at equal intervals.