Clamping device for chemical experiment

Abstract

The utility model discloses a clamping device for chemical experiments, which relates to the field of chemical experiments and comprises a fixing frame, an adjusting component and a protective baffle, clamping pieces are arranged on two sides of one side of the fixing frame, a clamping block is welded on one side of each clamping piece, and one side of each clamping piece is connected with a rotating rod through the clamping block in a clamping manner. According to the clamping device for the chemical experiment, by arranging the adjusting assembly and the locking assembly, when the clamping device is used in the chemical experiment process, an operator can adjust the clamping device according to different clamped objects, so that the objects are clamped and connected more tightly, and the structure is more stable and firmer; the clamping device has the advantages that the clamping device is simple in structure, accidental falling in the subsequent clamping process is avoided, object clamping loosening caused by accidental touch or external factors is avoided, smooth object clamping is guaranteed, safety in the chemical experiment process is guaranteed, and the clamping device is simple in structure and convenient for operators to use.

Description

Technical Field

[0001] The utility model relates to the field of chemical experiments, in particular to a clamping device for chemical experiments. Background Art

[0002] Chemical experiments are an important part of the chemistry discipline. They are not only an important practice of chemical theoretical knowledge, but also an important way to improve students' scientific literacy and practical ability. Through chemical experiments, students can have a deeper understanding of chemical theoretical knowledge and improve their experimental skills and hands-on ability. During chemical experiments, operators use clamping devices more frequently.

[0003] However, the current clamping devices still have some shortcomings. For example, the clamping device for chemical experiments with application number 202221147368.7 has not yet fully considered the locking structure of the clamping device. When the clamping device is used during a chemical experiment, if the locking structure of the clamping device is not fully considered, the object may be loosened due to accidental touch or external factors during the object clamping process, and the safety of the chemical experiment cannot be guaranteed, which is inconvenient for the staff to use the clamping device.

[0004] Therefore, it is urgent to improve this shortcoming. The utility model studies and improves the existing structure and shortcomings, and provides a clamping device for chemical experiments. Utility Model Content

[0005] The purpose of the utility model is to provide a clamping device for chemical experiments to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping device for chemical experiments, comprising a fixed frame, an adjusting component and a protective baffle, wherein clamping pieces are arranged on both sides of one side of the fixed frame, and a clamping block is welded on one side of the clamping piece, and a rotating rod is clamped and connected to one side of the clamping piece through the clamping block, the adjusting component is arranged on the inner side of the fixed frame, and the adjusting component comprises a pressing block, a connecting rod, a sliding block, a connecting spring, a first arc block, a connecting piece and a second arc block, the protective baffle is fixedly connected to both sides of the fixed frame, and a fixing ring is welded on one side of the protective baffle, and a locking component is arranged on one side of the fixed frame, and the locking component comprises a sliding piece, a first clamping rod, a limit clamp and a second clamping rod.

[0007] Furthermore, a clamping piece is provided on one side of the clamping block, and the clamping piece is clamped and connected with the rotating rod, and a square plate is welded on one side of the clamping piece, and the square plate is fixedly connected with the side surface of the rotating rod by bolts.

[0008] Furthermore, an arc-shaped connecting block is welded on one side of the rotating rod, and a limiting rod is passed through the center of the arc-shaped connecting block, and the arc-shaped connecting block is rotatably connected to the fixing frame through the limiting rod.

[0009] Furthermore, the pressing block is arranged on one side of the fixing frame, a connecting rod is welded at the center of one side of the pressing block, and a sliding block is welded at one end of the connecting rod.

[0010] Furthermore, the sliding block is snap-connected to the inner side of the fixed frame, and a connecting spring is fixedly connected to one side of the sliding block, and one end of the connecting spring is fixedly connected to the inner side wall of the fixed frame, and the connecting spring is arranged on the outer side of the connecting rod.

[0011] Furthermore, a first arc block is welded on both sides of one side of the sliding block, and one side of the first arc block is rotatably connected to a connecting piece, and one side of the connecting piece is rotatably connected to a second arc block, and the side surface of the second arc block is fixedly connected to the rotating rod.

[0012] Furthermore, the sliding member is slidably connected to the side of the fixed frame, and a first locking rod is welded on one side of the sliding member, and a limiting clamp is welded at the center of the end of the first locking rod, and the end of the first locking rod is locked and connected to the second locking rod through the limiting clamp.

[0013] Furthermore, a clamping hole is provided on the surface of the connecting rod in the adjusting assembly, and the first clamping rod and the second clamping rod are clamped and connected with the connecting rod through the clamping hole, and one end of the second clamping rod is welded to the side of the sliding member.

[0014] The utility model provides a clamping device for chemical experiments, which has the following beneficial effects:

[0015] 1. The utility model is provided with an adjustment component. When the clamping device is used during a chemical experiment, the second arc block is used to drive the rotating rod to rotate the angle, so that the angle between the clamping parts changes, thereby facilitating the clamping of objects. The operator can adjust according to the different clamped objects, so that the object clamping connection is tighter and the structure is more stable and reliable, avoiding accidental falling during the subsequent clamping process. The structure is simple and convenient for the operator to use the clamping device.

[0016] 2. The utility model is provided with a locking assembly. When the clamping device is used during a chemical experiment, the first clamping rod and the second clamping rod are clamped and connected, thereby limiting the position of the connecting rod in the adjustment assembly, ensuring that the connecting rod is in a stationary state during the subsequent clamping process, avoiding accidental touch or external factors that cause the object to be loosened, ensuring smooth clamping of the object, protecting the object, ensuring safety during the chemical experiment, and having a simple structure, which is convenient for operators to use the clamping device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the appearance of a three-dimensional structure of a clamping device for chemical experiments of the utility model;

[0018] Figure 2 It is a three-dimensional rear view structural schematic diagram of a clamping device for chemical experiments of the utility model;

[0019] Figure 3 This is a schematic diagram of the three-dimensional structure of a rotating rod-adjusting component of a clamping device for chemical experiments of the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of a clamping member-square plate of a clamping device for chemical experiments of the utility model;

[0021] Figure 5 The utility model is a schematic diagram of the three-dimensional structure of a fixing frame-locking component of a clamping device for chemical experiments.

[0022] In the figure: 1, fixed frame; 2, clamping member; 3, engaging block; 4, rotating rod; 5, engaging member; 6, square plate; 7, arc-shaped connecting block; 8, limiting rod; 9, adjusting assembly; 901, pressing block; 902, connecting rod; 903, sliding block; 904, connecting spring; 905, first arc-shaped block; 906, connecting member; 907, second arc-shaped block; 10, protective baffle; 11, fixing ring; 12, locking assembly; 1201, sliding member; 1202, first engaging rod; 1203, limiting member; 1204, second engaging rod. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0024] like Figure 1-Figure 4As shown, a clamping device for chemical experiments includes a fixed frame 1, an adjustment component 9 and a protective baffle 10. A clamping member 2 is arranged on both sides of one side of the fixed frame 1, and a clamping block 3 is welded to one side of the clamping member 2, and a rotating rod 4 is clamped and connected to one side of the clamping member 2 through the clamping block 3. A clamping member 5 is arranged on one side of the clamping block 3, and the clamping member 5 is clamped and connected to the rotating rod 4, and a square plate 6 is welded to one side of the clamping member 5, and the square plate 6 is fixedly connected to the side of the rotating rod 4 through bolts, so as to facilitate The subsequent operator replaces the clamping member 2 according to the actual situation of the clamped object. An arc-shaped connecting block 7 is welded on one side of the rotating rod 4, and the center of the arc-shaped connecting block 7 is connected through a limit rod 8, and the arc-shaped connecting block 7 is rotatably connected to the fixed frame 1 through the limit rod 8, so as to facilitate the change of the angle of the clamping member 2 and facilitate the use of the operator. The adjusting component 9 is arranged on the inner side of the fixed frame 1, and the adjusting component 9 includes a pressing block 901, a connecting rod 902, a sliding block 903, and a connecting spring 904. , a first arc block 905, a connecting piece 906 and a second arc block 907, a pressing block 901 is arranged on one side of the fixed frame 1, and a connecting rod 902 is welded at the center of one side of the pressing block 901, and a sliding block 903 is welded at one end of the connecting rod 902, the sliding block 903 is engaged and connected to the inner side of the fixed frame 1, and a connecting spring 904 is fixedly connected to one side of the sliding block 903, and one end of the connecting spring 904 is fixedly connected to the inner side wall of the fixed frame 1, and the connecting spring 904 It is arranged on the outer side of the connecting rod 902, and the first arc block 905 is welded on both sides of one side of the sliding block 903, and one side of the first arc block 905 is rotatably connected to the connecting piece 906, and one side of the connecting piece 906 is rotatably connected to the second arc block 907, and the side surface of the second arc block 907 is fixedly connected to the rotating rod 4, so that the object clamping connection is tighter and the structure is more stable and reliable, avoiding accidental falling during the subsequent clamping process, and facilitating the operator to use the clamping device.

[0025] like Figure 1 , Figure 2 and Figure 5As shown, the protective baffle 10 is fixedly connected to both sides of the fixed frame 1, and a fixing ring 11 is welded on one side of the protective baffle 10, and a locking assembly 12 is provided on one side of the fixed frame 1, and the locking assembly 12 includes a sliding member 1201, a first engaging rod 1202, a limiting clamp 1203 and a second engaging rod 1204, the sliding member 1201 is engaged and slidably connected to the side of the fixed frame 1, and the first engaging rod 1202 is welded on one side of the sliding member 1201, and the limiting clamp 1203 is welded at the end center of the first engaging rod 1202, and The end of the first engaging rod 1202 is engaged with the second engaging rod 1204 through a limiting clamp 1203, and an engaging hole is provided on the surface of the connecting rod 902 in the adjusting assembly 9, and the first engaging rod 1202 and the second engaging rod 1204 are engaged with the connecting rod 902 through the engaging hole, and one end of the second engaging rod 1204 is welded to the side of the sliding member 1201 to ensure that the connecting rod 902 is in a stationary state during the subsequent clamping process, avoiding accidental touch or external factors that may cause the clamped object to loosen, and facilitating the operator to use the clamping device.

[0026] In summary, the clamping device for chemical experiments is based on Figure 1-Figure 5 , when the clamping device is used during a chemical experiment, first, the operator takes out the matching clamping member 2 according to the actual situation of the clamped object, and engages the clamping block 3 welded on one side of the clamping member 2 with the rotating rod 4, then engages the clamping member 5 welded on one side of the square plate 6 into the rotating rod 4, and limits the engaging block 3. At the same time, the square plate 6 is fixedly connected to the rotating rod 4 by bolts. When the clamping member 2 is installed, the operator presses the pressing block 901 in the adjusting assembly 9, and uses the connecting rod 902 to make the sliding block 903 engage and slide on the inner side of the fixed frame 1, and uses the connecting member 906 to push the second arc block 907 outward, so that the arc connecting block 7 welded on one side of the rotating rod 4 is moved around the limit. The positioning rod 8 is rotated, and then the clamping member 2 is moved to the outside of the clamped object, releasing the restriction on the pressing block 901, so that the sliding block 903 returns to its original position under the elastic force of the stretched connecting spring 904, so that the clamped object is firmly clamped. In addition, the operator adjusts the sliding member 1201 in the locking assembly 12, so that the first clamping rod 1202 and the second clamping rod 1204 are limitedly engaged with the connecting rod 902, and the limiting clamp 1203 welded at the center of the end of the first clamping rod 1202 is engaged and connected with the second clamping rod 1204, thereby locking the connecting rod 902, ensuring that the connecting rod 902 is in a stationary state during the subsequent clamping process, ensuring the smooth clamping of the object, and facilitating the operator to use the clamping device.

[0027] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A clamping device for chemical experiments, comprising a fixing frame (1), an adjustment component (9) and a protective baffle (10), characterized in that: The fixing frame (1) is provided with clamping members (2) on both sides of one side, and a clamping block (3) is welded on one side of the clamping member (2), and a rotating rod (4) is clamped and connected to one side of the clamping member (2) through the clamping block (3). The adjusting component (9) is arranged on the inner side of the fixing frame (1), and the adjusting component (9) comprises a pressing block (901), a connecting rod (902), a sliding clamping block (903), a connecting spring (904), a first arc block (905), a connecting member (906) and a second arc block (907). The protective baffle (10) is fixedly connected to both sides of the fixing frame (1), and a fixing ring (11) is welded on one side of the protective baffle (10). A locking component (12) is provided on one side of the fixing frame (1), and the locking component (12) comprises a sliding member (1201), a first clamping rod (1202), a limit clamping member (1203) and a second clamping rod (1204).

2. A clamping device for chemical experiments according to claim 1, characterized in that: A clamping piece (5) is provided on one side of the clamping block (3), and the clamping piece (5) is clamped and connected to the rotating rod (4), and a square plate (6) is welded to one side of the clamping piece (5), and the square plate (6) is fixedly connected to the side of the rotating rod (4) by bolts.

3. A clamping device for chemical experiments according to claim 1, characterized in that: An arc-shaped connecting block (7) is welded to one side of the rotating rod (4), and a limiting rod (8) is passed through the center of the arc-shaped connecting block (7), and the arc-shaped connecting block (7) is rotatably connected to the fixed frame (1) via the limiting rod (8).

4. A clamping device for chemical experiments according to claim 1, characterized in that: The pressing block (901) is arranged on one side of the fixing frame (1), and a connecting rod (902) is welded at the center of one side of the pressing block (901), and a sliding block (903) is welded at one end of the connecting rod (902).

5. A clamping device for chemical experiments according to claim 1, characterized in that: The sliding block (903) is snap-connected to the inner side of the fixed frame (1), and a connecting spring (904) is fixedly connected to one side of the sliding block (903), and one end of the connecting spring (904) is fixedly connected to the inner side wall of the fixed frame (1), and the connecting spring (904) is arranged on the outer side of the connecting rod (902).

6. A clamping device for chemical experiments according to claim 1, characterized in that: The first arc block (905) is welded to both sides of one side of the sliding block (903), and one side of the first arc block (905) is rotatably connected to a connecting piece (906), and one side of the connecting piece (906) is rotatably connected to a second arc block (907), and the side surface of the second arc block (907) is fixedly connected to the rotating rod (4).

7. A clamping device for chemical experiments according to claim 1, characterized in that: The sliding member (1201) is snap-fitted and slidably connected to the side of the fixed frame (1), and a first snap-fit ​​rod (1202) is welded to one side of the sliding member (1201), and a limiting clamping member (1203) is welded to the center of the end of the first snap-fit ​​rod (1202), and the end of the first snap-fit ​​rod (1202) is snap-fitted and connected to a second snap-fit ​​rod (1204) via the limiting clamping member (1203).

8. A clamping device for chemical experiments according to claim 1, characterized in that: A locking hole is provided on the surface of the connecting rod (902) in the adjustment assembly (9), and the first locking rod (1202) and the second locking rod (1204) are locked and connected to the connecting rod (902) through the locking hole, and one end of the second locking rod (1204) is welded to the side of the sliding member (1201).

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