CN212493024U

CN212493024U - Flask clamp

Info

Publication number: CN212493024U
Application number: CN202021039422.7U
Authority: CN
Inventors: 肖先举; 唐学红; 刘兆辉; 董书航
Original assignee: Xuzhou College of Industrial Technology
Current assignee: Xuzhou College of Industrial Technology
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-02-09
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses a flask clamp, which comprises a fixing device, a telescopic device and a holding device. The fixing device is arranged on the iron stand table, so that the flask clamp is positioned at a certain height; the telescopic device is fixedly connected with the fixing device; the clamping device is rotatably arranged on the telescopic device and used for clamping the flask. The utility model provides a pair of flask presss from both sides can realize very much that the flask presss from both sides the regulation of length, realizes the rotation regulation of fixation clamp, through the tight anticreep power of clamp that the anticreep pole increased the fixation clamp, can firmly grasp flask instrument and be unlikely to again because the dynamics is too big and damage the instrument. The device is easy to adjust, convenient to operate and capable of easily clamping the instrument.

Description

Flask clamp

Technical Field

The utility model relates to an experimental apparatus especially relates to a flask presss from both sides.

Background

When distillation and reflux operations are performed in a laboratory, a flask clamp is commonly used, and the flask clamp is a clamp for fixing instruments such as a flask, a condensation pipe and the like on an iron support. Some flask clamps can be fixed on an iron support through cross clamps, some flask clamps are provided with fixing parts, the flask clamps can be directly fixed on the iron support, generally, after the flask clamps are fixed on the iron support, when the length of the flask clamps used with the cross clamps is adjusted, the flask clamps can be adjusted only after fastening bolts of the cross clamps are loosened, and after the flask clamps are adjusted, the fastening bolts of the cross clamps need to be screwed; the length of the flask clamp directly fixed on the iron support cannot be adjusted, and the flask clamp is fixed after clamping the instrument, so that the position of the flask clamp is difficult to adjust randomly, and the operation is troublesome. Simultaneously, the clamping piece of the flask clamp needs to be adjusted in clamping the instrument, the clamping force is too small, the clamping force can slide, the clamping force is too large, the clamping is likely to be broken, the instrument is damaged, and inconvenience is brought to experimental operators.

Disclosure of Invention

The technical problem to be solved in the utility model is to provide an easy regulation, easy installation, and the flask clamp that can relax centre gripping instrument.

In order to solve the technical problem, the utility model provides a as follows: a flask clamp comprises a fixing device, a telescopic device and a clamping device.

The fixing device is arranged on the iron stand table, so that the flask clamp is positioned at a certain height;

the telescopic device is fixedly connected with the fixing device;

the clamping device is rotatably arranged on the telescopic device and used for clamping the flask.

As the utility model provides a preferred scheme that flask pressed from both sides: the fixing device comprises a fixing arc ring for placing the mounting rod on the iron support and a positioning bolt;

and the free end of the positioning bolt is provided with a top pressing plug.

As the utility model provides a preferred scheme that flask pressed from both sides: the top pressing plug is made of hard rubber, and the side wall of the top pressing plug is arc-shaped.

As the utility model provides a preferred scheme that flask pressed from both sides: the telescopic device comprises a telescopic rod with changeable length and a fastening bolt for fixing the extending length of the telescopic rod;

one end of the telescopic rod is fixed on the fixed arc ring, and the other end of the telescopic rod is provided with a universal ball.

As the utility model provides a preferred scheme that flask pressed from both sides: the clamping device comprises a rotatable rotating cap arranged on the universal ball and a fixing clamp arranged on the rotating cap;

the inner side wall of the fixing clamp is provided with an inward-inclined anti-falling rod.

As the utility model provides a preferred scheme that flask pressed from both sides: the anti-falling rod is made of a high-molecular elastomer material.

The utility model discloses beneficial effect: the utility model provides a pair of flask presss from both sides can realize very much that the flask presss from both sides the regulation of length, realizes the rotation regulation of fixation clamp, through the tight anticreep power of clamp that the anticreep pole increased the fixation clamp, can firmly grasp flask instrument and be unlikely to again because the dynamics is too big and damage the instrument. The device also has the characteristics of easy adjustment, convenient operation, easy instrument clamping and the like.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the fixed arc ring and the telescopic device;

FIG. 3 is a schematic view of a positioning bolt;

FIG. 4 is a schematic view of a holding apparatus;

in the figure: 10-a fixture; 11-fixing the arc ring; 12-a positioning bolt; 13-top pressing; 20-a telescopic device; 21-a telescopic rod; 22-a fastening bolt; 23-a universal ball; 30-a holding device; 31-a spin cap; 32-a retaining clip; 33-anti-drop rod.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Referring to fig. 1, as a first embodiment of the present invention, there is provided a flask clamp, comprising a fixing device 10, a telescopic device 20, and a holding device 30.

The fixing device 10 is arranged on the iron support to enable the flask clamp to be at a certain height;

the telescopic device 20 is fixedly connected with the fixing device 10;

the holding device 30 is rotatably mounted on the telescopic device 20 and is used for holding the flask.

Specifically, the fixing device 10 can move up and down on an installation rod on an iron support when being installed, so that the height of the flask clamp is changed, and the spatial positioning of flasks with different heights and volumes is facilitated; the clamping device 30 is rotatably mounted on the telescopic device 20, and the clamping angle can be adjusted.

Referring to fig. 2 and 3, the fixing device 10 includes a fixing arc ring 11 for placing a mounting rod on an iron stand, and a positioning bolt 12;

the free end of the positioning bolt 12 is provided with a top pressing plug 13.

The top pressing plug 13 is made of hard rubber, and the side wall of the top pressing plug 13 is arc-shaped.

Specifically, the positioning bolt 12 penetrates through the fixed arc ring 11 through threaded connection, so that the fixed arc ring 11 is locked on an installation rod of an iron stand; the existing bottle holder is fixed with an iron stand through the method, and is hard to be fixed, so that the horizontal placement of the bottle holder is difficult to realize, the top pressing plug 13 made of hard rubber is arranged at the free end of the positioning bolt 12, the problem that the bottle holder is horizontally placed when being installed can be effectively solved, meanwhile, the hard rubber has good skid resistance, and the friction force between the bottle holder and an installation rod of the iron stand can be increased; in addition, the side wall of the jacking plug 13 is arc-shaped, so that the deformation of the side wall can be prevented, and the service life is prolonged.

Referring to fig. 2, the telescopic device 20 includes a telescopic rod 21 having a variable length, and a fastening bolt 22 for fixing an extended length of the telescopic rod 21;

one end of the telescopic rod 21 is fixed on the fixed arc ring 11, and the other end is provided with a universal ball 23.

Specifically, the telescopic rod 21 is composed of an inner tube and an outer tube, the inner tube can be stretched in the outer tube to achieve the purpose of extension, and the fastening bolt 22 is mainly used for fixing the inner tube and the outer tube to prevent the inner tube from sliding and is not firmly fixed.

Referring to fig. 4, the clamping device 30 includes a rotatable spin cap 31 mounted on the universal ball 23, and a fixing clip 32 mounted on the spin cap 31;

the inner side wall of the fixing clamp 32 is provided with an inward inclined anti-falling rod 33.

The anti-dropping rod 33 is made of a high polymer elastomer material.

Specifically, the rotating cap 31 rotates on the universal ball 23, so that the fixing clip 32 also rotates spatially, and the anti-falling rod 33 is made of a high polymer elastomer material, so that the friction force on the flask can be increased.

The utility model discloses application method: sleeving the fixed arc ring 11 on the mounting rod of the iron support, adjusting the height, and screwing the positioning bolt 12 to fix the flask clamp; the flask is clamped by a fixing clamp 32, and the rotation direction of the flask can be adjusted by rotating a cap 31; and adjusting to the position required by the experiment.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A flask clamp is characterized in that: comprises a fixing device (10), a telescopic device (20) and a clamping device (30);

the fixing device (10) is arranged on the iron support to enable the flask clamp to be at a certain height;

the telescopic device (20) is fixedly connected with the fixing device (10);

the clamping device (30) is rotatably arranged on the telescopic device (20) and is used for clamping the flask.

2. The flask clamp of claim 1, wherein: the fixing device (10) comprises a fixing arc ring (11) for placing an installation rod on an iron stand and a positioning bolt (12);

and a top pressing plug (13) is arranged at the free end of the positioning bolt (12).

3. A flask clamp according to claim 2, wherein: the top pressing plug (13) is made of hard rubber, and the side wall of the top pressing plug (13) is arc-shaped.

4. A flask clamp according to claim 2, wherein: the telescopic device (20) comprises a telescopic rod (21) with changeable length and a fastening bolt (22) for fixing the extending length of the telescopic rod (21);

one end of the telescopic rod (21) is fixed on the fixed arc ring (11), and the other end of the telescopic rod is provided with a universal ball (23).

5. The flask clamp of claim 4, wherein: the clamping device (30) comprises a rotatable rotating cap (31) arranged on the universal ball (23) and a fixing clamp (32) arranged on the rotating cap (31);

the inner side wall of the fixing clamp (32) is provided with an inward inclined anti-falling rod (33).

6. The flask clamp of claim 5, wherein: the anti-falling rod (33) is made of a high polymer elastomer material.