Mechanical rolling type chemical experiment clamp
阅读说明：本技术 一种机械滚动式化学实验夹 (Mechanical rolling type chemical experiment clamp ) 是由 周小辉 于 2018-07-09 设计创作，主要内容包括：本发明公布了一种机械滚动式化学实验夹,其特征是：把手一、把手二、弧形壁一、弧形壁二皆为弧形；把手一的右端与弧形壁一的左端相焊接；把手二的右端与弧形壁二的左端相焊接；把手一与把手二相交叉,并在交叉点处通过铆钉相互铰接；弧形壁一、弧形壁二成镜像设置；在弧形壁一、弧形壁二内侧的中右部分别设置有一个滑道,滑道包括滑口,滑道的横切面呈圆形,滑道上设置有一个滑口；弧形壁一的滑道、弧形壁二的滑道分别嵌有一个滚动装置；滚动装置由大滚珠、小滚珠、滑动圆柱组成,小滚珠嵌入滑道内；滑动圆柱的底端与小滚珠的上面相焊接,滑动圆柱的上端穿过滑口与大滚珠的底面相焊接；小滚珠通过滑动圆柱带动大滚珠滑动。(The invention discloses a mechanical rolling type chemical experiment clamp, which is characterized in that: the first handle, the second handle, the first arc-shaped wall and the second arc-shaped wall are all arc-shaped; the right end of the first handle is welded with the left end of the first arc-shaped wall; the right end of the second handle is welded with the left end of the second arc-shaped wall; the first handle and the second handle are crossed and hinged with each other at the crossed point through a rivet; the first arc-shaped wall and the second arc-shaped wall are arranged in a mirror image mode; the middle right part of the inner side of the first arc-shaped wall and the inner side of the second arc-shaped wall are respectively provided with a slide way, each slide way comprises a slide opening, the cross section of each slide way is circular, and each slide way is provided with one slide opening; a rolling device is embedded in each of the slideway of the first arc-shaped wall and the slideway of the second arc-shaped wall; the rolling device consists of a large ball, a small ball and a sliding cylinder, and the small ball is embedded into the slideway; the bottom end of the sliding cylinder is welded with the upper surface of the small ball, and the upper end of the sliding cylinder penetrates through the sliding opening and is welded with the bottom surface of the large ball; the small ball drives the large ball to slide through the sliding cylinder.)
1. The utility model provides a mechanical rolling formula chemistry experiment presss from both sides, includes handle one, handle two, slide, rolling device, arc wall one, arc wall two, rivet, its characterized in that: the first handle, the second handle, the first arc-shaped wall and the second arc-shaped wall are all arc-shaped; the right end of the first handle is welded with the left end of the first arc-shaped wall; the right end of the second handle is welded with the left end of the second arc-shaped wall; the shape and the size of the first handle and the second handle are the same, the first handle and the second handle are crossed, and the first handle and the second handle are hinged with each other at the crossed point through a rivet; the first arc-shaped wall and the second arc-shaped wall are the same in shape and size, and are arranged in a mirror image mode;
the middle right part of the inner side of the first arc-shaped wall and the inner side of the second arc-shaped wall are respectively provided with a slide way, each slide way comprises a slide opening, the cross section of each slide way is circular, and each slide way is provided with one slide opening; the arrangement position of the sliding opening of the sliding way of the first arc-shaped wall corresponds to the arrangement position of the sliding opening of the sliding way of the second arc-shaped wall;
the slideway of the first arc-shaped wall and the slideway of the second arc-shaped wall are respectively embedded with a rolling device; the rolling device consists of a large ball, a small ball and a sliding cylinder, the small ball is embedded into the slideway, and the small ball can slide in the slideway; the bottom end of the sliding cylinder is welded with the upper surface of the small ball, and the upper end of the sliding cylinder penetrates through the sliding opening and is welded with the bottom surface of the large ball; the small ball is connected with the large ball through the sliding cylinder, and the small ball drives the large ball to slide through the sliding cylinder.
2. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the whole length of slide is half of the whole length of arc wall one, just the right-hand member of slide does not communicate with each other with the right-hand member of arc wall one, the right-hand member of slide also does not communicate with each other with the right-hand member of arc wall two.
3. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the depth of the slideway is one half to two thirds of the thickness of the arc-shaped wall.
4. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the whole length of the sliding opening is the same as that of the sliding way.
5. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the diameter of the small ball is 1.5mm-2mm smaller than that of the slide way.
6. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the diameter of the sliding cylinder is 1mm-1.5mm smaller than the width of the sliding opening; the length of the sliding cylinder is 3mm-4 mm.
7. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the diameter of the small ball is one third to one half of that of the large ball.
8. The mechanical rolling type chemical experiment clamp according to claim 1, wherein: the first handle, the second handle, the rolling device, the first arc-shaped wall, the second arc-shaped wall and the rivet are all made of stainless steel.
Technical Field
The invention relates to experimental equipment, in particular to the field of mechanical rolling type chemical experimental clamps.
Background
At present, when an alkali titration acid experiment is carried out, the problem that a glass bead is in contact with a rubber tube too tightly to cause that the titration is very laborious exists, and the problem that air bubbles are generated in the titration tube to cause that the experimental data is inaccurate also exists. Therefore, a new technical solution is needed to solve the problems of the prior art.
Disclosure of Invention
The invention provides a mechanical rolling type chemical experiment clamp for solving the problems in the prior art.
The technical scheme is as follows:
a mechanical rolling type chemical experiment clamp comprises a first handle, a second handle, a slide way, a rolling device, a first arc-shaped wall, a second arc-shaped wall and a rivet, wherein the first handle, the second handle, the first arc-shaped wall and the second arc-shaped wall are all arc-shaped; the right end of the first handle is welded with the left end of the first arc-shaped wall; the right end of the second handle is welded with the left end of the second arc-shaped wall; the shape and the size of the first handle and the second handle are the same, the first handle and the second handle are crossed, and the first handle and the second handle are hinged with each other at the crossed point through a rivet; the first arc-shaped wall and the second arc-shaped wall are the same in shape and size, and are arranged in a mirror image mode;
the middle right part of the inner side of the first arc-shaped wall and the inner side of the second arc-shaped wall are respectively provided with a slide way, each slide way comprises a slide opening, the cross section of each slide way is circular, and each slide way is provided with one slide opening; the arrangement position of the sliding opening of the sliding way of the first arc-shaped wall corresponds to the arrangement position of the sliding opening of the sliding way of the second arc-shaped wall;
the slideway of the first arc-shaped wall and the slideway of the second arc-shaped wall are respectively embedded with a rolling device; the rolling device consists of a large ball, a small ball and a sliding cylinder, the small ball is embedded into the slideway, and the small ball can slide in the slideway; the bottom end of the sliding cylinder is welded with the upper surface of the small ball, and the upper end of the sliding cylinder penetrates through the sliding opening and is welded with the bottom surface of the large ball; the small ball is connected with the large ball through the sliding cylinder, and the small ball drives the large ball to slide through the sliding cylinder.
Preferably, the whole length of slide is half of the whole length of arc wall one, just the right-hand member of slide does not communicate with each other with the right-hand member of arc wall one, the right-hand member of slide also does not communicate with each other with the right-hand member of arc wall two.
Preferably, the depth of the slideway is one half to two thirds of the thickness of the curved wall.
Preferably, the overall length of the sliding opening is the same as that of the sliding way.
Preferably, the diameter of the small ball is 1.5mm-2mm smaller than that of the slideway.
Preferably, the diameter of the sliding cylinder is 1mm-1.5mm smaller than the width of the sliding opening; the length of the sliding cylinder is 3mm-4 mm.
Preferably, the diameter of the small ball is one third to one half of the diameter of the large ball.
Preferably, the first handle, the second handle, the rolling device, the first arc-shaped wall, the second arc-shaped wall and the rivet are all made of stainless steel.
Preferably, only need with alkali pipe titration experiment auxiliary device clip the rubber tube part of the alkali pipe of prior art, activity handle one and handle two drive the distance between arc wall one and the arc wall two and reduce to make the big ball contact with the rubber tube part of alkali pipe, drag handle one and handle two again, make rolling device remove to the direction of keeping away from handle one and handle two along the slide, the glass bead of the rubber tube part of this alkali pipe just can be squeezed to big ball, thereby make the intraductal liquid of alkali flow out.
Has the advantages that:
in the invention, the rubber tube part of the alkali tube in the prior art is clamped by the auxiliary device for the alkali tube titration experiment, the first handle and the second handle are moved to drive the distance between the first arc-shaped wall and the second arc-shaped wall to be reduced, the large ball is in contact with the rubber tube part of the alkali tube, and then the first handle and the second handle are dragged to enable the rolling device to move along the slide way in the direction away from the first handle and the second handle, so that the large ball can extrude the glass bead on the rubber tube part of the alkali tube, and the liquid in the alkali tube flows out, thereby achieving the purpose of saving labor during titration.
Drawings
The invention is further described with reference to the following figures and implementations.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic cross-sectional structure diagram of the rolling device and the slideway in the invention.
In the figure: 1. the handle I comprises a handle I body, a handle II body, a rivet 3 body, a
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, the present invention comprises a first handle, a second handle, a slide way, a rolling device, a first arc-shaped wall, a second arc-shaped wall, and rivets.
In each embodiment, preferably, the first handle, the second handle, the first arc-shaped wall and the second arc-shaped wall are all arc-shaped; the right end of the first handle is welded with the left end of the first arc-shaped wall; the right end of the second handle is welded with the left end of the second arc-shaped wall; the shape and the size of the first handle and the second handle are the same, the first handle and the second handle are crossed, and the first handle and the second handle are hinged with each other at the crossed point through a rivet; the first arc-shaped wall and the second arc-shaped wall are identical in shape and size, and the first arc-shaped wall and the second arc-shaped wall are arranged in a mirror image mode.
In each embodiment, preferably, a slide way is respectively arranged at the middle right part of the inner side of the first arc-shaped wall and the inner side of the second arc-shaped wall, the slide way comprises a slide opening, the cross section of the slide way is circular, and the slide way is provided with a slide opening; and the arrangement position of the sliding opening of the sliding way of the first arc-shaped wall corresponds to the arrangement position of the sliding opening of the sliding way of the second arc-shaped wall.
In each embodiment, preferably, the slideway of the first arc-shaped wall and the slideway of the second arc-shaped wall are respectively embedded with a rolling device; the rolling device consists of a large ball, a small ball and a sliding cylinder, the small ball is embedded into the slideway, and the small ball can slide in the slideway; the bottom end of the sliding cylinder is welded with the upper surface of the small ball, and the upper end of the sliding cylinder penetrates through the sliding opening and is welded with the bottom surface of the large ball; the small ball is connected with the large ball through the sliding cylinder, and the small ball drives the large ball to slide through the sliding cylinder.
In each embodiment, preferably, the overall length of the slide way is half of the overall length of the first arc-shaped wall, the right end of the slide way is not communicated with the right end of the first arc-shaped wall, and the right end of the slide way is also not communicated with the right end of the second arc-shaped wall.
In various embodiments, the depth of the chute is preferably one half to two thirds of the thickness of the arcuate wall.
In each embodiment, preferably, the overall length of the slide opening is the same as the overall length of the slide way.
In each embodiment, the diameter of the small ball is preferably 1.5mm to 2mm smaller than the diameter of the slide way.
In each embodiment, preferably, the diameter of the sliding cylinder is 1mm to 1.5mm smaller than the width of the sliding opening; the length of the sliding cylinder is 3mm-4 mm.
In each embodiment, preferably, the diameter of the small ball is one third to one half of the diameter of the large ball.
In each embodiment, preferably, the first handle, the second handle, the rolling device, the first arc-shaped wall, the second arc-shaped wall and the rivet are all made of stainless steel.
Particularly, in the in-service use process, only need with alkali tube titration experiment auxiliary device clip the rubber tube part of the alkali tube of prior art, activity handle one and handle two drive the distance between arc wall one and the arc wall two and reduce to make the rubber tube part of big ball and alkali tube contact, drag handle one and handle two again, make rolling device remove to the direction of keeping away from handle one and handle two along the slide, the glass bead of the rubber tube part of this alkali tube just can be squeezed to big ball, thereby make the interior liquid outflow of alkali tube, laborsaving purpose when reaching the titration.
Of course, all features disclosed in this specification may be combined in any manner, except features that are mutually exclusive.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
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