阅读说明：本技术 一种实验室内化工成品成分分析用夹取装置 (Clamping device for chemical finished product composition analysis in laboratory ) 是由 蒋磊 于 2018-05-28 设计创作，主要内容包括：本发明公开了一种实验室内化工成品成分分析用夹取装置,包括外壳,外壳内一端设有垫板,垫板前端设有多个短轴,短轴的外表面分别转动套接有第一转块和第二转块,第一转块和第二转块插接在外壳外侧的末端分别设有夹具,且第一夹块和第二夹块另一端顶面分别设有第一推杆和第二推杆,第一推杆的自由端连接在连接件一端顶面,第二推杆的自由端固定连接在连接件另一端的底面,连接件的中间位置转动连接在销轴的外表面上,本发明利用内卡块和外卡块之间弹簧的弹力作用下,将大棘轮往后顶,从而使与套筒固定套接的销轴转动,在销轴的转动下,使固定在连接件上的第一推杆和第一推杆带动外壳下端的夹具进行夹紧,将化工成品进行夹取。(The invention discloses a clamping device for analyzing chemical product components in a laboratory, which comprises a shell, wherein a base plate is arranged at one end in the shell, a plurality of short shafts are arranged at the front end of the base plate, a first rotating block and a second rotating block are respectively rotatably sleeved on the outer surfaces of the short shafts, clamps are respectively arranged at the tail ends of the first rotating block and the second rotating block, which are inserted outside the shell, a first push rod and a second push rod are respectively arranged on the top surfaces of the other ends of the first clamping block and the second clamping block, the free end of the first push rod is connected to the top surface of one end of a connecting piece, the free end of the second push rod is fixedly connected to the bottom surface of the other end of the connecting piece, and the middle position of the connecting piece is rotatably connected to the outer surface of a pin shaft. And clamping the chemical product.)

1. The utility model provides a device is got with pressing from both sides to chemical industry finished product composition analysis in laboratory, includes shell (1), its characterized in that: a backing plate (5) is fixedly arranged at one end in the shell (1), a plurality of short shafts (9) are fixedly arranged at the front end of the backing plate (5), the number of the short shafts (9) is two, and the outer surface of the short shaft (9) is respectively sleeved with a first rotating block (6) and a second rotating block (7) in a rotating way, the tail ends of the first rotating block (6) and the second rotating block (7) which are inserted in the outer side of the shell (1) are respectively and fixedly provided with a clamp (8), and the top surfaces of the other ends of the first clamping block (6) and the second clamping block (7) are respectively and fixedly provided with a first push rod (10) and a second push rod (11), the free end of the first push rod (10) is fixedly connected with the top surface of one end of the connecting piece (12), the free end of the second push rod (11) is fixedly connected with the bottom surface of the other end of the connecting piece (12), the middle position of the connecting piece (12) is rotatably connected on the outer surface of the pin shaft (13).

2. The clamping device for the chemical product composition analysis in the laboratory according to claim 1, wherein: the other end of the pin shaft (13) is fixedly sleeved with a sleeve (14), a plurality of round rods (15) are fixedly arranged on the outer surface of the sleeve (14), and the round rods (15) are annularly distributed on the outer side of the sleeve (14).

3. The clamping device for the chemical product composition analysis in the laboratory according to claim 2, wherein: the top surfaces of the outer ends of the round rods (15) are fixedly provided with large ratchet wheels (16), the large ratchet wheels (16) are fixedly provided with small ratchet wheels (17), and the ratchet direction of the small ratchet wheels (17) is opposite to that of the large ratchet wheels (16).

4. The clamping device for the chemical product composition analysis in the laboratory according to claim 1, wherein: the inner end of the shell (1) far away from the cutter (8) is fixedly provided with a rectangular block (22), one side of the rectangular block (22) is rotatably sleeved with a turnover block (21), the upper end and the lower end of the turnover block (21) are respectively and fixedly provided with an outer clamping block (20) and an inner clamping block (18), and the top surfaces of the inner clamping block (18) and the outer clamping block (20) are respectively and movably clamped on ratchets of a large ratchet wheel (16) and a small ratchet wheel (17).

5. The clamping device for the chemical product composition analysis in the laboratory according to claim 4, wherein: the top surface of the inner clamping block (18) is fixedly provided with a spring (19), and the free end of the spring (19) is fixed on the bottom surface of the outer clamping block (20).

6. The clamping device for the chemical product composition analysis in the laboratory according to claim 4, wherein: turning over piece (21) be close to outer fixture block (20) one end top surface fixed and be equipped with handle (4), and the external fixed surface of handle (4) is equipped with one deck anti-skidding rubber, shell (1) one end top surface is equipped with notch (3), the slip joint has handle (4) in notch (3).

Technical Field

The invention relates to the technical field of chemical equipment, in particular to a clamping device for chemical finished product composition analysis in a laboratory.

Background

Chemical composition is a concept in chemistry, and has different (but similar) meanings in pure substances and mixtures, and the chemical composition of a mixture is defined as the proportion of each pure substance therein, in other words, the concentration of each component therein, because the concentration has many different expressions, and the chemical composition of a mixture can also be expressed in several different expressions, such as mole fraction, volume fraction, mass percentage, weight molarity, volume molarity and equivalent molarity, when analyzing the composition of a chemical product, a clamp is required to clamp the chemical product onto a laboratory bench, and a traditional clamping device has a simple structure, only a simple spoon and other tools, and in a large extent, the clamping device can inevitably contact hands, but the chemical composition sometimes has corrosiveness, and causes certain dangerousness, therefore, the clamping device for analyzing the chemical product composition in the laboratory is provided for solving the problems.

Disclosure of Invention

The invention aims to provide a clamping device for chemical product composition analysis in a laboratory, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a device is got with pressing from both sides to chemical industry finished product composition analysis in laboratory, which comprises an outer shell, the fixed backing plate that is equipped with of one end in the shell, the backing plate front end is fixed to be equipped with a plurality of minor axes, and is a plurality of the quantity of minor axis is two, and the surface of minor axis rotates respectively to have cup jointed first commentaries on classics piece and second commentaries on classics piece, first commentaries on classics piece and second commentaries on classics piece are pegged graft and are fixed respectively to be equipped with anchor clamps at the end in the shell outside, and first clamp splice and second clamp splice other end top surface are fixed respectively and are equipped with first push rod and second push rod, the free end fixed connection of first push rod is at connecting piece one end top surface, the free end fixed connection of second.

Preferably, the other end of the pin shaft is fixedly sleeved with a sleeve, a plurality of round rods are fixedly arranged on the outer surface of the sleeve, and the round rods are annularly distributed on the outer side of the sleeve.

Preferably, the top surfaces of the outer ends of the round rods are fixedly provided with large ratchet wheels, the large ratchet wheels are fixedly provided with small ratchet wheels, and the ratchet direction of the small ratchet wheels is opposite to that of the large ratchet wheels.

Preferably, a rectangular block is fixedly arranged at one end, far away from the cutter, of the shell, a turnover block is rotatably sleeved at one side of the rectangular block, an outer clamping block and an inner clamping block are fixedly arranged at the upper end and the lower end of the turnover block respectively, and the top surfaces of the inner clamping block and the outer clamping block are movably clamped on the ratchets of the large ratchet wheel and the small ratchet wheel respectively.

Preferably, a spring is fixedly arranged on the top surface of the inner clamping block, and the free end of the spring is fixed on the bottom surface of the outer clamping block.

Preferably, the upset piece be close to the fixed handle that is equipped with of outer fixture block one end top surface, and the fixed surface of handle is equipped with one deck anti-skidding rubber, shell one end top surface is equipped with the notch, the slip joint has the handle in the notch.

Compared with the prior art, the invention has the beneficial effects that:

Under the elastic force effect of spring between interior fixture block and the outer fixture block, push up big ratchet backward, thereby make the round pin axle that cup joints with the sleeve is fixed rotate, under the rotation of round pin axle, the connecting piece is rotating thereupon, thereby make first push rod and the anchor clamps that first push rod drove the shell lower extreme fixed on the connecting piece press from both sides tightly, press from both sides the chemical products and get, the possibility of manual contact has been avoided, thereby prevent that chemical products adversary from causing the corruption, after the clamp is got the completion, move the anchor clamps to the workstation, loosen the handle, under the elastic force effect of spring, part anchor clamps, accomplish to get and the task of placing.

Drawings

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

FIG. 2 is a schematic view of a connecting structure of a clamp and a backing plate according to the present invention;

FIG. 3 is a schematic view of the connection structure of the handle and the large ratchet and the small ratchet according to the present invention.

In the figure: the device comprises a shell 1, a handle 2, a notch 3, a handle 4, a backing plate 5, a first rotating block 6, a second rotating block 7, a clamp 8, a short shaft 9, a first push rod 10, a second push rod 11, a connecting piece 12, a pin shaft 13, a sleeve 14, a round rod 15, a large ratchet wheel 16, a small ratchet wheel 17, an inner clamping block 18, a spring 19, an outer clamping block 20, a turnover block 21 and a rectangular block 22.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a device is got with pressing from both sides to chemical industry finished product composition analysis in laboratory, which comprises an outer shell 1, the fixed backing plate 5 that is equipped with of one end in the shell 1, the fixed a plurality of minor axes 9 that is equipped with in backing plate 5 front end, the quantity of a plurality of minor axes 9 is two, and minor axis 9's surface rotates respectively and has cup jointed first turning block 6 and second turning block 7, first turning block 6 and second turning block 7 peg graft and fix respectively at the end in the shell 1 outside and be equipped with anchor clamps 8, and first clamping block 6 and 7 other end top surfaces of second clamping block are fixed respectively and are equipped with first push rod 10 and second push rod 11, the free end fixed connection of first push rod 10 is at 12 one end top surfaces of connecting piece, the free end fixed connection of second push rod 11 is in the bottom surface of the 12 other ends of.

The other end of the pin shaft 13 is fixedly sleeved with a sleeve 14, the outer surface of the sleeve 14 is fixedly provided with a plurality of round rods 15, the round rods 15 are annularly distributed on the outer side of the sleeve 14, the top surface of the outer end of the round rods 15 is fixedly provided with a large ratchet wheel 16, the large ratchet wheel 16 is fixedly provided with a small ratchet wheel 17, the ratchet direction of the small ratchet wheel 17 is opposite to that of the large ratchet wheel 16, one end of the inner part of the shell 1 far away from the cutter 8 is fixedly provided with a rectangular block 22, one side of the rectangular block 22 is rotatably sleeved with an overturning block 21, the upper end and the lower end of the overturning block 21 are respectively fixedly provided with an outer clamping block 20 and an inner clamping block 18, the top surfaces of the inner clamping block 18 and the outer clamping block 20 are respectively and movably clamped on the large ratchet wheel 16 and the small ratchet wheel 17, the top surface of the inner clamping block 18 is fixedly provided with a spring 19, the free end of the ratchet wheel 19 is fixed on the, and the fixed surface of handle 4 is equipped with one deck antiskid rubber, and 1 one end top surface of shell is equipped with notch 3, and sliding joint has handle 4 in notch 3.

The working principle is as follows: when the chemical product clamping device is used in daily life, the handle 2 is held by the right hand, the handle 4 slides backwards in the notch 3 by the left hand, the large ratchet wheel 16 is pushed backwards under the action of the elastic force of the spring 19 between the inner clamping block 18 and the outer clamping block 20, so that the pin shaft 13 fixedly sleeved with the sleeve 14 rotates, the connecting piece 12 rotates along with the pin shaft 13, the first push rod 10 and the first push rod 11 fixed on the connecting piece 12 drive the clamp 8 at the lower end of the shell 1 to clamp the chemical product, the possibility of manual contact is avoided, the corrosion of the hand caused by the chemical product is prevented, after the clamping is finished, the clamp 8 is moved to a workbench, the handle 4 is released, and the clamp 8 is separated under the action of the elastic force of the spring 19, so that the clamping and placing tasks are finished.

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.