CN113877654A

CN113877654A - Laboratory volumetric flask rack

Info

Publication number: CN113877654A
Application number: CN202111169530.5A
Authority: CN
Inventors: 冯静; 苏娜; 李玉强; 黄文达
Original assignee: Northwest Institute of Eco Environment and Resources of CAS
Current assignee: Northwest Institute of Eco Environment and Resources of CAS
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-01-04

Abstract

The invention relates to the technical field of placement racks and discloses a laboratory volumetric flask placement rack which comprises a base, wherein a sliding groove is formed in the top of the base close to the left side, a sucking disc is fixedly connected to the left side of the base, a movable clamping mechanism is arranged on the left side in the base, a sliding rail is fixedly connected to the bottom of the base close to the left side, and the movable clamping mechanism comprises a sliding block, a pulley, a first fixed clamping head, a first spring, a first movable clamping head, a first fixed shaft, a first groove and a second spring. This laboratory volumetric flask rack when this device uses, fixes the base on the desktop through the sucking disc, then with the head card of volumetric flask at fixed chucking mechanism top, stimulates the slider of activity chucking mechanism right again, loosens the slider after going into between first fixed dop and the first activity dop until bottleneck department card, makes the slider withdraw under the pulling force of second spring to with laboratory volumetric flask both ends chucking, it is stable high-efficient again.

Description

Laboratory volumetric flask rack

Technical Field

The invention relates to the technical field of placing racks, in particular to a laboratory volumetric flask placing rack.

Background

The placing rack is a rack for placing sundries, which is formed by combining a bottom plate and a support column. The storage rack is supported by the strip-shaped support and supported by the bottom plate, so that the storage rack is unique in shape, flexible in design, simple and convenient to assemble and disassemble, clean and bright, and open in design, and the storage can be seen at a glance.

The rack that the laboratory was used is mostly the placing of volumetric flask such as test-tube rack, and this type of glass device is broken more easily, combines the different condition of shape, provides a device of placing these volumetric flasks specially now, makes its placing can be more stable.

Disclosure of Invention

The invention aims to provide a laboratory volumetric flask placement frame to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a laboratory volumetric flask placement rack comprises a base, wherein a sliding groove is formed in the top of the base close to the left side, a sucking disc is fixedly connected to the left side of the base, a movable clamping mechanism is arranged on the left side in the base, a sliding rail is fixedly connected to the bottom of the base close to the left side, a fixed clamping mechanism is arranged on the right side in the base, the movable clamping mechanism comprises a sliding block, a pulley, a first fixed chuck, a first spring, a first movable chuck, a first fixed shaft, a first groove and a second spring, the sliding block is slidably connected into the sliding groove, the pulley is fixedly connected to the left side of the bottom of the sliding block, the first fixed chuck is fixedly connected to the bottom of the sliding block close to the front side, the first spring is fixedly connected to the bottom of the back side of the first fixed chuck, the bottom of the front side of the first movable chuck is abutted to the back side of the first spring, the first fixed shaft is fixedly connected to the left side in the sliding block, the first groove is formed in the top of the sliding block and close to the back face, and the second spring is fixedly connected to the inner wall of the left side of the base.

Preferably, fixed chucking mechanism is including the fixed dop of fixing base, second fixed axle, the activity dop of second, third spring and second, fixing base fixed connection is bottom right side in the base, second fixed axle fixed connection is at fixing base right side top, the activity dop of second rotates to be connected in second fixed axle outer lane, third spring butt is in the positive bottom of the activity dop of second, the fixed dop fixed connection of second is close to openly on the right side in the base.

Preferably, the right end of the second spring is fixedly connected with a top block, and the top block is fixedly connected to the left side of the sliding block, so that the second spring can provide pulling force for the sliding block.

Preferably, the middle part of the first movable clamping head is rotatably connected to the first fixed shaft, so that the first movable clamping head can rotate.

Preferably, the pulleys are provided with four pulleys and distributed at four corners of the bottom of the sliding block, and the pulleys correspond to the vertical positions of the sliding rails, so that the pulleys can roll on the sliding rails.

Preferably, the third spring is fixedly connected to the bottom of the back surface of the second fixed chuck, so that the third spring is fixed.

Preferably, the number of the suckers is four, and the suckers are respectively fixedly connected to four corners of the bottom of the base, so that the base can keep balance when being fixed.

Compared with the prior art, the invention provides a laboratory volumetric flask placing rack which has the following beneficial effects:

1. this laboratory volumetric flask rack, when this device uses, the sucking disc through base bottom four corners is fixed the base on the desktop, then with the head card of laboratory volumetric flask at fixed chucking mechanism top, stimulate movable chucking mechanism's slider right again, go into back release slider between first fixed dop and the first movable dop until the bottleneck department card of laboratory volumetric flask, make the slider withdraw left under the pulling force of second spring, thereby with laboratory volumetric flask both ends chucking, it is stable high-efficient again.

2. This laboratory volumetric flask rack owing to be provided with sucking disc and activity chucking mechanism and fixed chucking mechanism for whole more firm, consequently can also be through the sucking disc with monolithic stationary at the wall, thereby conveniently put and get and save the desktop space.

Drawings

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

FIG. 2 is a schematic cross-sectional front view of the present invention;

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

FIG. 4 is a schematic left-side sectional view of the present invention;

FIG. 5 is a schematic diagram of a right-side cross-sectional structure of the present invention.

In the figure: 1. a base; 2. a chute; 3. a suction cup; 4. a movable clamping mechanism; 401. a slider; 402. a pulley; 403. a first fixed chuck; 404. a first spring; 405. a first movable chuck; 406. a first fixed shaft; 407. a first groove; 408. a second spring; 5. a slide rail; 6. fixing the clamping mechanism; 601. a fixed seat; 602. a second fixed shaft; 603. a second movable chuck; 604. a third spring; 605. and a second fixed chuck.

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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a laboratory volumetric flask placement rack comprises a base 1, a chute 2 is arranged near the left side of the top of the base 1, a sucker 3 is fixedly connected to the left side of the base 1, four suckers 3 are respectively and fixedly connected to four corners of the bottom of the base 1, so that the base 1 can keep balance when being fixed, a movable clamping mechanism 4 is arranged at the left side in the base 1, a slide rail 5 is fixedly connected to the bottom of the base 1 near the left side, a fixed clamping mechanism 6 is arranged at the right side in the base 1, the fixed clamping mechanism 6 comprises a fixed seat 601, a second fixed shaft 602, a second movable clamping head 603, a third spring 604 and a second fixed clamping head 605, the fixed seat 601 is fixedly connected to the right side of the bottom in the base 1, the second fixed shaft 602 is fixedly connected to the top of the right side of the fixed seat 601, the second movable clamping head 603 is rotatably connected to the outer ring of the second fixed shaft 602, and the third spring 604 is abutted to the bottom of the front side of the second movable clamping head 603, the third spring 604 is fixedly connected to the bottom of the back of the second fixed chuck 605 so that the third spring 604 is fixed, the second fixed chuck 605 is fixedly connected to the inner right side of the base 1 near the front, the movable clamping mechanism 4 comprises a sliding block 401, a pulley 402, a first fixed chuck 403, a first spring 404, a first movable chuck 405, a first fixed shaft 406, a first groove 407 and a second spring 408, the sliding block 401 is slidably connected to the inside of the sliding chute 2, the pulley 402 is fixedly connected to the left side of the bottom of the sliding block 401, the pulley 402 is provided with four pulleys and distributed at four corners of the bottom of the sliding block 401, the pulley 402 corresponds to the vertical position of the sliding rail 5 so that the pulley 402 rolls on the sliding rail 5, the first fixed chuck is fixedly connected to the inner bottom of the sliding block 401 near the front, the first spring 404 is fixedly connected to the bottom of the back of the first fixed chuck 403, the bottom of the front of the first movable chuck 405 abuts against the back of the first spring 404, when the device is used, the base 1 is fixed on a table top through the suckers 3 at four corners of the bottom of the base 1, then the head of the laboratory volumetric flask is clamped at the top of the fixed clamping mechanism 6, then the sliding block 401 of the movable clamping mechanism 4 is pulled rightwards until the bottleneck of the laboratory volumetric flask is clamped between the first fixed clamping head 403 and the first movable clamping head 405, the sliding block 401 is released, and the sliding block 401 retracts leftwards under the pulling force of the second spring 408, thereby with laboratory volumetric flask both ends chucking, stable high efficiency again.

In the practical operation process, when the device is used, the base 1 is fixed on a table top through the suckers 3 at four corners of the bottom of the base 1, then the head of the laboratory volumetric flask is clamped at the top of the fixed clamping mechanism 6, which is characterized in that the head of the laboratory volumetric flask is pressed from top to bottom to open the second movable clamping head 603, then the bottom end of the second movable clamping head 603 is pushed towards the back under the pushing of the elastic force of the third spring 604, the top of the second movable clamping head 603 is withdrawn towards the front under the lever action formed by the matching of the fixed seat 601 and the second fixed shaft 602, so that the head of the laboratory volumetric flask is clamped, then the sliding block 401 of the movable clamping mechanism 4 is pulled rightwards until the bottleneck of the laboratory volumetric flask is clamped between the first fixed clamping head 403 and the first movable clamping head 405, the sliding block 401 is released, so that the sliding block 401 is withdrawn leftwards under the pulling force of the second spring 408, thereby clamping the two ends of the laboratory volumetric flask.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a laboratory volumetric flask rack, includes base (1), its characterized in that: a sliding groove (2) is formed in the top of the base (1) close to the left side, a sucking disc (3) is fixedly connected to the left side of the base (1), a movable clamping mechanism (4) is arranged on the left side in the base (1), a sliding rail (5) is fixedly connected to the bottom of the base (1) close to the left side, and a fixed clamping mechanism (6) is arranged on the right side in the base (1);

the movable clamping mechanism (4) comprises a sliding block (401), a pulley (402), a first fixed clamping head (403), a first spring (404), a first movable clamping head (405), a first fixed shaft (406), a first groove (407) and a second spring (408), the sliding block (401) is connected inside the sliding groove (2) in a sliding way, the pulley (402) is fixedly connected to the left side of the bottom of the sliding block (401), the first fixed chuck (403) is fixedly connected to the inner bottom of the sliding block (401) close to the front surface, the first spring (404) is fixedly connected to the bottom of the back surface of the first fixed chuck (403), the bottom of the front surface of the first movable clamping head (405) is abutted against the back surface of the first spring (404), the first fixed shaft (406) is fixedly connected to the inner left side of the sliding block (401), the first groove (407) is arranged at the top of the sliding block (401) and close to the back, and the second spring (408) is fixedly connected to the inner wall of the left side of the base (1).

2. A laboratory volumetric flask placement rack according to claim 1, characterized in that: fixed chucking mechanism (6) is including fixing base (601), second fixed axle (602), second activity dop (603), third spring (604) and the fixed dop of second (605), fixing base (601) fixed connection is in base (1) bottom right side, second fixed axle (602) fixed connection is in fixing base (601) right side top, second activity dop (603) rotate to be connected in second fixed axle (602) outer lane, third spring (604) butt in the positive bottom of second activity dop (603), the fixed dop of second (605) fixed connection is close to openly in base (1) right side.

3. A laboratory volumetric flask placement rack according to claim 1, characterized in that: the right end of the second spring (408) is fixedly connected with a top block, and the top block is fixedly connected to the left side of the sliding block (401).

4. A laboratory volumetric flask placement rack according to claim 1, characterized in that: the middle part of the first movable clamping head (405) is rotatably connected with a first fixed shaft (406).

5. A laboratory volumetric flask placement rack according to claim 1, characterized in that: the four pulleys (402) are arranged at four corners of the bottom of the sliding block (401), and the pulleys (402) correspond to the vertical positions of the sliding rails (5).

6. A laboratory volumetric flask placement rack according to claim 2, characterized in that: the third spring (604) is fixedly connected to the bottom of the back surface of the second fixed chuck (605).

7. A laboratory volumetric flask placement rack according to claim 1, characterized in that: the four suckers (3) are arranged and fixedly connected to four corners of the bottom of the base (1) respectively.