CN219400243U - Fixing device for basic experiment - Google Patents

Abstract

The utility model discloses a fixing device for basic experiments, which relates to the technical field of basic experiments and comprises a bottom plate, wherein the top surface of the bottom plate is provided with a lifting mechanism, the top end of the lifting mechanism is provided with a fixing mechanism, the fixing mechanism comprises a fixing plate, the middle part of one side of the fixing plate is fixedly connected with a threaded block, the internal threads of the threaded block are connected with a threaded rod, and one end of the threaded rod penetrates through the fixing plate and is provided with a connecting plate. According to the utility model, the rotating handle is rotated to drive the threaded rod to rotate, the threaded rod is matched with the threaded block to drive the connecting plate to move, the connecting plate drives the linkage rod to move, the linkage rod drives the sliding plate to move on the straight rod in opposite directions, the sliding plate drives the clamping plates to move to position experimental medicine bottles, the distance between the two clamping plates can be adjusted, the fixing of medicine bottles with different widths is facilitated, the adaptability is high, the safety of experiments is improved, and the stability of the experiments is ensured.

Description

Fixing device for basic experiment

Technical Field

The utility model relates to the technical field of basic experiments, in particular to a fixing device for basic experiments.

Background

The content of basic chemical experiments (organic chemistry) mainly comprises basic knowledge, basic operation, and principles and key points of the organic chemistry experiments; synthesis and preparation techniques for typical compounds; qualitative identification of organic compounds, etc., in order to allow a viewing learner to more intuitively understand chemistry and to perform chemical experiments by himself/herself, an experimental apparatus is required to be used in performing basic experiments.

Patent publication number CN216856776U discloses an experimental apparatus for basic chemistry experiments, including the laboratory bench of side fixedly connected with spliced pole, rotatable go-between has been cup jointed to the side of spliced pole, the side fixedly connected with of go-between is used for the protection casing that shelters from.

In order to solve the problem that is inconvenient for protecting the face of experimenter during the experiment, prior art adopts the combination setting of spliced pole, go-between and protection casing, and the mode that protects is sheltered from the protection casing before experimenter's face during the experiment is handled, but still can appear lacking fixing device, and the medicine bottle is knocked over easily during the experiment and is triggered dangerous condition, and then leads to the lower problem of security of experiment.

Disclosure of Invention

The utility model aims to provide a fixing device for basic experiments, which is used for solving the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a fixing device for basic experiments, includes the bottom plate, the top surface of bottom plate is provided with elevating system, elevating system's top is provided with fixed establishment.

The fixing mechanism comprises a fixing plate, a threaded block is fixedly connected to the middle of one side of the fixing plate, a threaded rod is connected to the internal threads of the threaded block, one end of the threaded rod penetrates through the fixing plate and is provided with a connecting plate, and two ends of the side face of the connecting plate are movably connected with a linkage rod.

The technical scheme of the utility model is further improved as follows: one end swing joint of gangbar has the slide, the side fixedly connected with splint of slide, the middle part activity of slide has cup jointed the straight-bar, the equal fixedly connected with limiting plate in both ends of straight-bar.

The technical scheme of the utility model is further improved as follows: the side of limiting plate fixed connection is in the side of fixed plate, the other end fixedly connected with turning handle of threaded rod.

The technical scheme of the utility model is further improved as follows: the lifting mechanism comprises a lifting seat fixedly connected to the top surface of the bottom plate, an adjusting block is movably sleeved in an inner cavity of the lifting seat, a transmission rod is fixedly connected to the top surface of the adjusting block, and the top end of the transmission rod extends to the upper side of the lifting seat and is fixedly connected to the bottom surface of the fixing plate.

The technical scheme of the utility model is further improved as follows: the inner chamber both sides of regulating block all movably sleeve over the movable plate, the quantity of movable plate is two, two fixedly connected with elastic sheet between the movable plate, the side fixedly connected with elastic piece of elastic sheet, the one end fixed connection of elastic piece is at the inboard of regulating block.

The technical scheme of the utility model is further improved as follows: the side fixedly connected with draw-in bar of movable plate, the draw-in hole has been seted up to the side of elevating socket, draw-in hole evenly distributed is on the surface of elevating socket, draw-in bar and draw-in hole joint.

The technical scheme of the utility model is further improved as follows: the side fixedly connected with screw plate of bottom plate, the middle part threaded connection of screw plate has the screw, the bottom of screw extends to the below of screw plate.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. the utility model provides a fixing device for basic experiments, which adopts the coordination of a fixing mechanism, a fixing plate, a limiting plate, a linkage rod, a sliding plate, clamping plates, a straight rod, a connecting plate, a thread block, a threaded rod and a rotating handle, wherein the threaded rod is driven to rotate by rotating the rotating handle, the connecting plate is driven to move by the threaded rod in coordination with the thread block, the linkage rod is driven to move by the connecting plate, the sliding plate is driven to move on the straight rod by the linkage rod, the experimental medicine bottles are positioned by the sliding plate, the distance between the two clamping plates can be adjusted, the fixing of medicine bottles with different widths is facilitated, the adaptability is higher, the safety of experiments is improved, and the stability of the experiments is ensured.

2. The utility model provides a fixing device for basic experiments, which adopts the cooperation of a lifting mechanism, a lifting seat, a clamping hole, an adjusting block, an elastic piece, a moving plate, clamping rods and a transmission rod, wherein the moving plate is driven to move by simultaneously pressing down two clamping rods, the moving plate moves to squeeze the elastic piece, the elastic piece stretches the elastic piece to generate elasticity, the transmission rod is moved to drive the fixing mechanism to move up and down, the fixing height can be adjusted, the clamping rods are loosened after the adjustment, the elastic piece and the elastic piece restore the elasticity to drive the clamping rods to clamp into the clamping holes at corresponding positions for fixing, so that the adaptability of the device is improved, and when the height is adjusted, the fixing mechanism can continuously fix a medicine bottle, the medicine bottle is ensured not to shake, and the stability is strong.

3. The utility model provides the fixing device for the basic experiment, which is convenient to fix the device on an experiment table through the matching of the screw plate and the screw, is convenient for the subsequent experiment process, can be convenient for disassembling the device, and improves the convenience.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of the fixing mechanism of the present utility model;

FIG. 3 is a schematic cross-sectional view of a lifting seat according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a block according to the present utility model.

In the figure: 1. a bottom plate; 11. a screw plate; 12. a screw; 2. a lifting mechanism; 21. a lifting seat; 22. a clamping hole; 23. an adjusting block; 231. an elastic member; 232. an elastic sheet; 233. a moving plate; 234. a clamping rod; 24. a transmission rod; 3. a fixing mechanism; 31. a fixing plate; 32. a limiting plate; 33. a linkage rod; 34. a slide plate; 35. a clamping plate; 36. a straight rod; 37. a connecting plate; 38. a screw block; 39. a threaded rod; 310. a rotating handle.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-4, the utility model provides a fixing device for basic experiments, which comprises a bottom plate 1, wherein the top surface of the bottom plate 1 is provided with a lifting mechanism 2, the top end of the lifting mechanism 2 is provided with a fixing mechanism 3, the fixing mechanism 3 comprises a fixing plate 31, one side middle part of the fixing plate 31 is fixedly connected with a threaded block 38, the internal thread of the threaded block 38 is connected with a threaded rod 39, one end of the threaded rod 39 penetrates through the fixing plate 31 and is provided with a connecting plate 37, both ends of the side surface of the connecting plate 37 are movably connected with a linkage rod 33, one end of the linkage rod 33 is movably connected with a sliding plate 34, the side surface of the sliding plate 34 is fixedly connected with a clamping plate 35, the middle part of the sliding plate 34 is movably sleeved with a straight rod 36, both ends of the straight rod 36 are fixedly connected with a limiting plate 32, the side surface of the limiting plate 32 is fixedly connected with the side surface of the fixing plate 31, and the other end of the threaded rod 39 is fixedly connected with a rotating handle 310.

According to the specific use method, the threaded rod 39 is driven to rotate by rotating the rotating handle 310, the threaded rod 39 is matched with the threaded block 38 to drive the connecting plate 37 to move, the connecting plate 37 drives the linkage rod 33 to move, the linkage rod 33 drives the sliding plate 34 to move on the straight rod 36 in opposite directions, the sliding plate 34 drives the clamping plate 35 to move to position an experimental medicine bottle, the threaded block 38 can be driven to move to different positions by rotating the threaded rod 39, and the clamping plate 35 can clamp medicine bottles with different widths, so that the adaptability is high.

As a possible implementation scheme of the utility model, preferably, the lifting mechanism 2 comprises a lifting seat 21 fixedly connected to the top surface of the bottom plate 1, an adjusting block 23 is movably sleeved in an inner cavity of the lifting seat 21, the top surface of the adjusting block 23 is fixedly connected with a transmission rod 24, the top end of the transmission rod 24 extends to the upper side of the lifting seat 21 and is fixedly connected to the bottom surface of the fixed plate 31, two movable plates 233 are movably sleeved on two sides of the inner cavity of the adjusting block 23, two movable plates 233 are fixedly connected with elastic pieces 232 between the two movable plates 233, the side surfaces of the elastic pieces 232 are fixedly connected with elastic pieces 231, one ends of the elastic pieces 231 are fixedly connected to the inner side of the adjusting block 23, the side surfaces of the movable plates 233 are fixedly connected with clamping rods 234, clamping holes 22 are formed in the side surfaces of the lifting seat 21, the clamping holes 22 are uniformly distributed on the surfaces of the lifting seat 21, and the clamping rods 234 are clamped with the clamping holes 22.

The specific using method comprises the following steps: through pressing two draw-in bars 234 simultaneously and driving movable plate 233 and remove, movable plate 233 removes extrusion elastic sheet 232, elastic sheet 232 tensile elastic component 231 produces elasticity, move the transfer line 24 and drive fixed establishment 3 reciprocates, can adjust fixed height, loosen draw-in bar 234 after the regulation, elastic component 231 and elastic sheet 232 resume elasticity and drive the draw-in bar 234 card and go into the card hole 22 of corresponding position and fix, carry out the regulation of height through the mode of draw-in bar 234 and card hole 22 joint, the convenience is operated the device, the convenience of using has been improved, and when adjusting the height, fixing device can be continued to fix the medicine bottle, guarantee that the medicine bottle can not rock, stability is stronger.

Although the prior art also can adjust the height, the prior art is basically that the rotating bolt is adjusted, and the pushing rod on the upper part pushes away, if the diameter values of a test tube and a flask on the lower part are too small, the situation of pushing deviation or unstable fixation can occur, and the design of the application can carry out the height adjustment on the process of clamping the medicine bottle by the fixing mechanism and the adjustment mode utilizes the clamping mode, thereby not only being convenient to operate, but also being relatively stable during the height adjustment.

As a possible implementation scheme of the utility model, preferably, the side surface of the bottom plate 1 is fixedly connected with the screw plate 11, the middle part of the screw plate 11 is in threaded connection with the screw 12, the bottom end of the screw 12 extends to the lower part of the screw plate 11, and the device is conveniently fixed on an experiment table through the cooperation of the screw plate 11 and the screw 12, so that the subsequent experiment process is convenient, and meanwhile, the device can be conveniently disassembled, and the convenience is improved.

The working principle of the fixing device for basic experiments is described in detail below.

As shown in fig. 1-4, in use, the screw plate 11 and the screw 12 are matched to fix the device on a laboratory bench conveniently, then according to the required height, two clamping rods 234 are pressed simultaneously to drive the movable plate 233 to move, the movable plate 233 moves to squeeze the elastic piece 232, the elastic piece 232 stretches the elastic piece 231 to generate elastic force, the movable transmission rod 24 drives the fixing mechanism 3 to move up and down, after adjustment, the clamping rod 234 is loosened, the elastic piece 231 and the elastic piece 232 restore the elastic force to drive the clamping rod 234 to clamp into the clamping hole 22 at the corresponding position to fix, then a medicine bottle is placed between the two clamping plates 35, the rotating handle 310 drives the threaded rod 39 to rotate, the threaded rod 39 cooperates with the threaded block 38 to drive the connecting plate 37 to move, the connecting plate 37 drives the linkage rod 33 to drive the sliding plate 34 to move on the straight rod 36 oppositely, the sliding plate 34 drives the clamping plate 35 to move to position the experimental medicine bottle conveniently and stably.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. The utility model provides a fixing device for basic experiment, includes bottom plate (1), its characterized in that: the top surface of the bottom plate (1) is provided with a lifting mechanism (2), and the top end of the lifting mechanism (2) is provided with a fixing mechanism (3);

the fixing mechanism (3) comprises a fixing plate (31), a threaded block (38) is fixedly connected to the middle of one side of the fixing plate (31), a threaded rod (39) is connected to the internal threads of the threaded block (38), one end of the threaded rod (39) penetrates through the fixing plate (31) and is provided with a connecting plate (37), and two ends of the side face of the connecting plate (37) are movably connected with a linkage rod (33).

2. A basic laboratory fixture according to claim 1, wherein: one end swing joint of gangbar (33) has slide (34), the side fixedly connected with splint (35) of slide (34), the middle part activity of slide (34) has cup jointed straight-bar (36), the both ends of straight-bar (36) are all fixedly connected with limiting plate (32).

3. A basic laboratory fixture according to claim 2, wherein: the side of limiting plate (32) is fixedly connected to the side of fixed plate (31), and the other end of threaded rod (39) is fixedly connected with rotary handle (310).

4. A basic laboratory fixture according to claim 1, wherein: elevating system (2) are including fixed connection in elevating system (21) of bottom plate (1) top surface, the inner chamber activity of elevating system (21) has cup jointed regulating block (23), the top surface fixedly connected with transfer line (24) of regulating block (23), the top of transfer line (24) extends to the top of elevating system (21) and fixed connection in the bottom surface of fixed plate (31).

5. The fixture for basic experiments of claim 4, wherein: the inner cavity of regulating block (23) both sides all movably sleeve joint movable plate (233), the quantity of movable plate (233) is two, two fixedly connected with elastic piece (232) between movable plate (233), the side fixedly connected with elastic component (231) of elastic piece (232), the inboard at regulating block (23) is fixedly connected with to the one end of elastic component (231).

6. The fixture for basic experiments of claim 5, wherein: the side fixedly connected with card pole (234) of movable plate (233), draw-in hole (22) have been seted up to the side of lift seat (21), draw-in hole (22) evenly distributed is at the surface of lift seat (21), card pole (234) and draw-in hole (22) joint.