CN209962525U

CN209962525U - Evaporative crystallization equipment capable of realizing simulation teaching

Info

Publication number: CN209962525U
Application number: CN201920472202.4U
Authority: CN
Inventors: 刘阳彤; 刘阳洋
Original assignee: Tianjin Sky Composite Technology Co Ltd
Current assignee: Tianjin Sky Composite Technology Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-01-17
Anticipated expiration: 2029-04-09

Abstract

The utility model belongs to the technical field of the teaching equipment, especially, but evaporation crystallization equipment of emulation teaching, the on-line screen storage device comprises a base, the top fixed mounting of base has the support column, one side fixed mounting of support column has the diaphragm, the top of diaphragm articulates there are two clamp splices, and one side that two clamp splices are close to each other is equipped with the crucible beaker, the spout has been seted up at the top of diaphragm, slidable mounting has T shape slider in the spout, it has two connecting rods to articulate on the T shape slider, and the one end that two connecting rods kept away from each other articulates respectively on the clamp splice that corresponds, rotate on the both sides inner wall of spout and install same screw rod, screw rod and T shape slider threaded connection, fixed mounting has a conical gear on the screw rod. The utility model is simple in operation, convenient to use, the evaporation crystallization experiment that can be simple swift has fine promotion teaching experiment effect, gives people and has brought the convenience.

Description

Evaporative crystallization equipment capable of realizing simulation teaching

Technical Field

The utility model relates to a teaching equipment technical field especially relates to an evaporation crystallization equipment of emulation teaching.

Background

Evaporative crystallization refers to heating an evaporative solvent to change the solution from unsaturated to saturated, continuing evaporation, and precipitating excess solute as crystals, which is called evaporative crystallization, and teachers in chemical experiment lessons of middle schools can use special teaching equipment to perform evaporative crystallization experiments, so that students can know evaporative crystallization more deeply.

However, the traditional teaching equipment is simple in structure and labor-consuming to operate, and can not evaporate and crystallize a solution with a large volume, so that precious learning time of students is wasted, and an evaporation and crystallization experiment can not be well completed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an evaporation crystallization device capable of simulating teaching.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an evaporation crystallization device capable of simulating teaching comprises a base, wherein a support column is fixedly mounted at the top of the base, a transverse plate is fixedly mounted at one side of the support column, two clamping blocks are hinged to the top of the transverse plate, a crucible beaker is arranged at one side, close to each other, of the two clamping blocks, a sliding groove is formed in the top of the transverse plate, a T-shaped sliding block is slidably mounted in the sliding groove, two connecting rods are hinged to the T-shaped sliding block, one ends, far away from each other, of the two connecting rods are hinged to the corresponding clamping blocks respectively, the inner walls at two sides of the sliding groove are rotatably mounted with a same screw rod, the screw rod is in threaded connection with the T-shaped sliding block, a first bevel gear is fixedly mounted on the screw rod, a rotating hole is formed in the inner wall at one side of the sliding groove, a rotating shaft is, the utility model discloses a crucible beaker, including support column, second conical gear and first conical gear mesh mutually, one side fixed mounting of support column has the installation pole, installation pole and diaphragm are located same one side, the bottom fixed mounting of installation pole has the motor, fixed mounting has the (mixing) shaft on the output shaft of motor, the bottom of (mixing) shaft extends to in the crucible beaker, the bottom of base is equipped with the alcohol burner, the alcohol burner is located the below of crucible beaker.

Preferably, the inner walls of the two sides of the sliding groove are provided with rotating grooves, and the two ends of the screw rod are respectively connected with the inner walls of the corresponding rotating grooves in a rotating mode.

Preferably, one end of the rotating shaft far away from the second bevel gear extends out of the rotating hole and is fixedly provided with a knob.

Preferably, a bearing is arranged in the rotating hole, an outer ring of the bearing is fixedly connected with the inner wall of the rotating hole, and an inner ring of the bearing is fixedly sleeved on the rotating shaft.

Preferably, the T-shaped sliding block is provided with a screw hole, and the screw rod is in threaded connection with the screw hole.

Preferably, one side of each clamping block close to each other is fixedly provided with a high-temperature-resistant non-slip mat.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with devices such as a base, a support column, a transverse plate, a clamping block, a crucible beaker, a sliding chute, a T-shaped sliding block, a connecting rod, a screw rod, a first bevel gear, a rotating hole, a rotating shaft, a second bevel gear, an installation rod, a motor, a stirring shaft, an alcohol lamp and the like, wherein the model of the motor is KCGM1024-N20PA, one side of the installation rod is connected with an external power supply and a switch, the motor, the external power supply and the switch are sequentially connected through a conducting wire to form a loop, the alcohol lamp is ignited to heat the crucible beaker in the evaporation crystallization experiment, the motor is started through the switch, the motor rotates and drives the stirring shaft to stir liquid in the crucible beaker, the volatilization of the liquid is better promoted, when the crucible beakers with different diameters are replaced, the rotating shaft is rotated clockwise, the rotating shaft rotates and drives the second bevel gear to rotate, the second bevel gear, the screw rod drives the T-shaped sliding block again and keeps away from two clamp blocks, thereby the T-shaped sliding block drives the two clamp blocks through the two connecting rods to use the transverse plate as the center of a circle to perform reverse motion, thereby the gap between the two clamp blocks is enlarged, the crucible beaker is placed between the two clamp blocks, the knob is rotated anticlockwise at the moment, the T-shaped sliding block is close to the two clamp blocks, thereby the two clamp blocks fix the crucible beaker under the action of the two connecting rods, and the subsequent evaporative crystallization experiment is convenient.

The utility model is simple in operation, convenient to use, the evaporation crystallization experiment that can be simple swift has fine promotion teaching experiment effect, gives people and has brought the convenience.

Drawings

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

FIG. 2 is a schematic top cross-sectional view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 2;

in the figure: 1. a base; 2. a support pillar; 3. a transverse plate; 4. a clamping block; 5. a crucible beaker; 6. a chute; 7. a T-shaped slider; 8. a connecting rod; 9. a screw; 10. a first bevel gear; 11. rotating the hole; 12. a rotating shaft; 13. a second bevel gear; 14. mounting a rod; 15. a motor; 16. a stirring shaft; 17. an alcohol lamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an evaporation crystallization device capable of simulating teaching comprises a base 1, a support column 2 is fixedly installed at the top of the base 1, a transverse plate 3 is fixedly installed at one side of the support column 2, two clamping blocks 4 are hinged to the top of the transverse plate 3, a crucible beaker 5 is arranged at one side, close to each other, of the two clamping blocks 4, a chute 6 is formed in the top of the transverse plate 3, a T-shaped sliding block 7 is slidably installed in the chute 6, two connecting rods 8 are hinged to the T-shaped sliding block 7, the ends, far away from each other, of the two connecting rods 8 are hinged to the corresponding clamping blocks 4 respectively, the same screw 9 is rotatably installed on the inner walls of the two sides of the chute 6, the screw 9 is in threaded connection with the T-shaped sliding block 7, a first bevel gear 10 is fixedly installed on the screw 9, a rotating hole 11 is formed in the inner wall of one side of the chute 6, a rotating shaft 12 is rotatably, the second bevel gear 13 is meshed with the first bevel gear 10, one side of the supporting column 2 is fixedly provided with an installation rod 14, the installation rod 14 and the transverse plate 3 are positioned on the same side, the bottom of the installation rod 14 is fixedly provided with a motor 15, an output shaft of the motor 15 is fixedly provided with a stirring shaft 16, the bottom end of the stirring shaft 16 extends into the crucible beaker 5, the bottom of the base 1 is provided with an alcohol lamp 17, and the alcohol lamp 17 is positioned below the crucible beaker 5;

the inner walls of two sides of the sliding chute 6 are respectively provided with a rotating groove, two ends of a screw rod 9 are respectively and rotatably connected with the inner walls of the corresponding rotating grooves, one end of a rotating shaft 12, which is far away from the second conical gear 13, extends to the outside of a rotating hole 11 and is fixedly provided with a knob, a bearing is arranged in the rotating hole 11, the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole 11, the inner ring of the bearing is fixedly sleeved on the rotating shaft 12, a T-shaped sliding block 7 is provided with a screw hole, the screw rod 9 is in threaded connection with the screw hole, one side, which is close to each other, of the two clamping blocks 4 is fixedly provided with a high-temperature resistant non-slip mat, and through the matching of a base 1, a supporting column 2, a transverse plate 3, the clamping blocks 4, a crucible beaker 5, the sliding chute 6, the T-shaped sliding block 7, a connecting rod 8, the screw rod 9, a first conical gear 10, the rotating hole, one side of the installation rod 14 is connected with an external power supply and a switch, a motor 15, the external power supply and the switch are sequentially connected through a lead to form a loop, an alcohol lamp 17 is ignited to heat the crucible beaker 5 when an evaporation crystallization experiment is carried out, the motor 15 is started through the switch, the motor 15 rotates and drives a stirring shaft 16 to stir liquid in the crucible beaker 5, volatilization of the liquid is better promoted, when crucible beakers 5 with different diameters are replaced, a knob rotating shaft 12 is rotated clockwise, the rotating shaft 12 rotates and drives a second conical gear 13 to rotate, the second conical gear 13 drives a screw rod 9 to rotate, the screw rod 9 drives a T-shaped sliding block 7 to be far away from two clamping blocks 4, the T-shaped sliding block 7 drives the two clamping blocks 4 to move reversely by taking a transverse plate 3 as a circle center through two connecting rods 8, so that a gap between the two clamping blocks 4 is enlarged, and then the crucible beaker 17 is placed between the two clamping blocks 4, the knob is rotated anticlockwise again this moment, makes T shape slider 7 be close to two clamp splice 4 are fixed crucible beaker 5 under two connecting rod 8's effect, the evaporation crystallization experiment of being convenient for next, the utility model is simple in operation, convenient to use, the evaporation crystallization experiment that carries on that can be simple swift, fine promotion teaching experiment effect has given people and has brought the convenience.

The working principle is as follows: the model of the motor 15 is KCGM1024-N20PA, one side of the installation rod 14 is connected with an external power supply and a switch, the motor 15, the external power supply and the switch are sequentially connected through a conducting wire to form a loop, an alcohol lamp 17 is ignited to heat the crucible beaker 5 when an evaporation crystallization experiment is carried out, the motor 15 is started through the switch, the motor 15 rotates and drives the stirring shaft 16 to stir liquid in the crucible beaker 5, volatilization of the liquid is better promoted, when the crucible beakers 5 with different diameters are replaced, the knob rotating shaft 12 is rotated clockwise, the rotating shaft 12 rotates and drives the second bevel gear 13 to rotate, the second bevel gear 13 drives the screw rod 9 to rotate, the screw rod 9 drives the T-shaped sliding block 7 to be away from the two clamping blocks 4, so that the T-shaped sliding block 7 drives the two clamping blocks 4 to move reversely by taking the transverse plate 3 as the center of a circle through the two connecting rods 8, and a gap between the two clamping blocks, and then the crucible beaker 17 is placed between the two clamping blocks 4, and the knob is rotated anticlockwise at the moment to enable the T-shaped sliding block 7 to be close to the two clamping blocks 4, so that the two clamping blocks 4 fix the crucible beaker 5 under the action of the two connecting rods 8, and the subsequent evaporative crystallization experiment is facilitated.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an evaporation crystallization equipment that can emulation teaching, includes base (1), its characterized in that: the top of the base (1) is fixedly provided with a support column (2), one side of the support column (2) is fixedly provided with a transverse plate (3), the top of the transverse plate (3) is hinged with two clamping blocks (4), one side of the two clamping blocks (4) close to each other is provided with a crucible beaker (5), the top of the transverse plate (3) is provided with a chute (6), the chute (6) is internally provided with a T-shaped sliding block (7) in a sliding way, the T-shaped sliding block (7) is hinged with two connecting rods (8), one ends of the two connecting rods (8) which are far away from each other are respectively hinged on the corresponding clamping blocks (4), the inner walls at two sides of the chute (6) are rotatably provided with a same screw rod (9), the screw rod (9) and the T-shaped sliding block (7) are in a threaded connection, the screw rod (9) is fixedly provided with a first bevel gear (10), the inner, rotate the hole (11) internal rotation and install pivot (12), the one end that pivot (12) are close to screw rod (9) extends to in spout (6) and fixed mounting has second bevel gear (13), second bevel gear (13) and first bevel gear (10) mesh mutually, one side fixed mounting of support column (2) has installation pole (14), installation pole (14) and diaphragm (3) are located same one side, the bottom fixed mounting of installation pole (14) has motor (15), fixed mounting has (mixing) shaft (16) on the output shaft of motor (15), the bottom of (mixing) shaft (16) extends to in crucible beaker (5), the bottom of base (1) is equipped with alcohol burner (17), alcohol burner (17) are located the below of crucible beaker (5).

2. The apparatus of claim 1, wherein the apparatus comprises: the inner walls of the two sides of the sliding groove (6) are provided with rotating grooves, and the two ends of the screw rod (9) are respectively connected with the inner walls of the corresponding rotating grooves in a rotating mode.

3. The apparatus of claim 1, wherein the apparatus comprises: one end of the rotating shaft (12) far away from the second bevel gear (13) extends out of the rotating hole (11) and is fixedly provided with a knob.

4. The apparatus of claim 1, wherein the apparatus comprises: the bearing is arranged in the rotating hole (11), the outer ring of the bearing is fixedly connected with the inner wall of the rotating hole (11), and the inner ring of the bearing is fixedly sleeved on the rotating shaft (12).

5. The apparatus of claim 1, wherein the apparatus comprises: the T-shaped sliding block (7) is provided with a screw hole, and the screw rod (9) is in threaded connection with the screw hole.

6. The apparatus of claim 1, wherein the apparatus comprises: one side of each clamping block (4) close to each other is fixedly provided with a high-temperature resistant non-slip mat.