CN220780389U

CN220780389U - Heating device

Info

Publication number: CN220780389U
Application number: CN202322061746.0U
Authority: CN
Inventors: 汪国强
Original assignee: Dumasi Scientific Instruments Jiangsu Co ltd
Current assignee: Dumasi Scientific Instruments Jiangsu Co ltd
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2024-04-16
Anticipated expiration: 2033-08-02

Abstract

The utility model discloses a heating device, and belongs to the technical field of experimental tools. A heating device comprising a housing, further comprising: the inner container is fixedly connected in the shell and is internally provided with an electric heater; the electric heater is fixedly connected with the mounting plate; the mounting plate is fixedly connected with a mounting tube extending into the liner, and the upper end of the side wall of the mounting tube is provided with a discharge hole; according to the utility model, the liquid heated at the bottom of the inner container is conveyed to the top of the liquid, so that the liquid circularly flows, the liquid is heated more uniformly, and the bottom of the inner container is arranged into a funnel shape, when the turbine sucks the liquid at the bottom, the liquid at the bottom layer flows into the vertical pipe of the funnel through the inclined surface at the bottom of the inner container under the pressure of the liquid at the upper layer, and then the liquid is sucked by the turbine, so that the uniformity of the electric heater during heating the liquid is further improved.

Description

Heating device

Technical Field

The utility model relates to the technical field of experimental tools, in particular to a heating device.

Background

Heating devices are widely used for distillation, drying, concentration, and impregnation of chemicals or biological products. Is a necessary tool for laboratory staff of various universities and colleges, such as environmental protection, scientific research, sanitation, epidemic prevention, petroleum, metallurgy, chemical industry, medical treatment and the like.

In the prior art, the heating effect of a part of heating devices is not uniform enough, because the liquid materials have corresponding specific heat capacities, the heating speed of the materials far away from the heating element in the liquid materials is lower than that of the materials nearby the heater, so that the difference exists in the heating efficiency of the materials in the heating devices, the heating devices are not uniform enough, and therefore, the heating devices are required to be designed.

Disclosure of Invention

The utility model aims to solve the problem that the heating device in the prior art is not uniform in heating.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a heating device comprising a housing, further comprising: the inner container is fixedly connected in the shell and is internally provided with an electric heater; the electric heater is fixedly connected with the mounting plate; the mounting plate is fixedly connected with a mounting tube which extends into the liner, a discharging hole is formed in the upper end of the side wall of the mounting tube, the bottom of the mounting tube is fixedly connected with a mounting box, and a liquid inlet is formed in the bottom of the mounting box; the loop bar is rotatably connected to the mounting plate, and the loop bar extends into the mounting box and is fixedly connected with a turbine; the bottom of the electric heater, which is positioned in the inner container, is in a spiral shape, and the installation box is arranged on the inner side of the spiral of the electric heater.

In order to facilitate driving the turbine to rotate, preferably, the top of mounting panel fixedly connected with control box, fixedly connected with motor in the control box, the output shaft and the loop bar of motor are fixed to be connected.

In order to be convenient for monitor the temperature of heating, preferably, fixedly connected with thermal-insulated pipe on the mounting panel, thermal-insulated pipe extends to the inner bag internal fixation and is connected with temperature sensor.

In order to prevent scalding, a heat-insulating cavity is preferably arranged between the outer shell and the inner container.

Preferably, the bottom of the inner container is a flat bottom.

Preferably, the bottom of the inner container is funnel-shaped, the bottom of the inner container is fixedly connected with a control valve, and the output end of the control valve is fixedly connected with a discharge pipe.

In order to facilitate the discharge, it is preferable that the discharge pipe is inclined downward at least one degree.

Compared with the prior art, the utility model provides a heating device, which has the following beneficial effects:

1. according to the heating device, the liquid heated at the bottom of the inner container is conveyed to the top of the liquid, so that the liquid circularly flows, and the liquid is heated more uniformly.

2. According to the heating device, the bottom of the inner container is arranged to be funnel-shaped, when the turbine absorbs liquid at the bottom, the liquid at the bottom layer flows into the vertical pipe of the funnel through the inclined surface at the bottom of the inner container under the pressure of the liquid at the upper layer, and then is absorbed by the turbine, so that the electric heater is further used for improving the uniformity when heating the liquid.

3. According to the heating device, the gate of the discharge pipe is inclined downwards, so that liquid can flow out of the discharge pipe conveniently, and the liquid is prevented from remaining in the discharge pipe.

Drawings

Fig. 1 is a schematic perspective view of a heating device according to the present utility model;

FIG. 2 is a perspective sectional view of a heating device according to the present utility model;

FIG. 3 is a schematic diagram illustrating a structure of a portion A of FIG. 2 of a heating device according to the present utility model;

FIG. 4 is a perspective sectional view of a heating device according to the present utility model;

FIG. 5 is a schematic view of a flat bottom liner of a heating device according to the present utility model;

fig. 6 is a schematic structural diagram of a funnel liner of a heating device according to the present utility model.

In the figure: 1. a housing; 2. an inner container; 3. a mounting plate; 4. a control box; 6. a motor; 7. a loop bar; 8. installing a pipe; 9. a mounting box; 10. a turbine; 11. an electric heater; 12. a heat insulating pipe; 13. a temperature sensor; 14. a cavity; 15. a discharge hole; 16. a discharge pipe; 17. and a control valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, a heating device comprises a housing 1, further comprising: the inner container 2 is fixedly connected in the shell 1, and an electric heater 11 is arranged in the inner container 2; the electric heater 11 is fixedly connected with the mounting plate 3; the mounting plate 3 is fixedly connected with a mounting pipe 8 extending into the liner 2, a discharging hole 15 is formed in the upper end of the side wall of the mounting pipe 8, the bottom of the mounting pipe 8 is fixedly connected with a mounting box 9, and a liquid inlet hole is formed in the bottom of the mounting box 9; the loop bar 7 is rotatably connected to the mounting plate 3, and the loop bar 7 extends into the mounting box 9 and is fixedly connected with the turbine 10; the electric heater 11 is located the bottom setting in the inner bag 2 and is spiral form, and mounting box 9 sets up in the spiral inboard of electric heater 11, and the top fixedly connected with control box 4 of mounting panel 3, fixedly connected with motor 6 in the control box 4, the output shaft and the loop bar 7 of motor 6 are fixed to be linked to each other.

Pouring liquid into the liner 2, then controlling the electric heater 11 to start to heat the inside of the liner 2 through a controller on the control box 4, driving the loop bar 7 to rotate through the motor 6 in the heating process, driving the turbine 10 to rotate through the loop bar 7, sucking the liquid at the bottom through a liquid inlet at the bottom of the mounting box 9 by the rotating turbine 10, enabling the liquid to pass through the spiral electric heater 11, and then discharging the liquid through a discharge hole 15 formed in the mounting pipe 8, so that the liquid at the bottom is discharged to the surface of the liquid, the liquid circularly flows, the liquid is uniformly heated by the spiral electric heater 11, all the liquid is contacted with the electric heater 11, and the heating efficiency is improved.

Referring to fig. 5, a heat insulation pipe 12 is fixedly connected to the mounting plate 3, and a temperature sensor 13 is fixedly connected to the inside of the heat insulation pipe 12 extending to the liner 2.

The data line and the electric wire of the temperature sensor 13 extend into the control box 4 through the heat insulation pipe 12, and the high temperature inside the inner container 2 is isolated through the heat insulation pipe 12, so that the data line and the electric wire of the temperature sensor 13 are prevented from being overheated and damaged when the inner container 2 is heated.

Referring to fig. 5, a heat-insulating cavity 14 is provided between the outer case 1 and the inner case 2.

By providing the cavity 14, the transfer of heat energy is reduced, thereby avoiding scalding the user and improving the heat preservation effect in the liner 2.

Referring to fig. 5, the bottom of the liner 2 is a flat bottom.

The inner container 2 is provided as a flat bottom, and more liquid can be heated at the same height.

Referring to fig. 6, the bottom of the liner 2 is funnel-shaped, the bottom of the liner 2 is fixedly connected with a control valve 17, and the output end of the control valve 17 is fixedly connected with a discharge pipe 16.

The bottom of the inner container 2 is set to be funnel-shaped, when the turbine 10 absorbs liquid at the bottom, the liquid at the bottom flows into a vertical pipe of the funnel through an inclined plane at the bottom of the inner container 2 under the pressure of the liquid at the upper layer, and then is absorbed by the turbine 10, so that the electric heater 11 heats the liquid more uniformly when heating the liquid, the overall heating speed of the liquid is faster, the situation that the temperature of the liquid close to the electric heater 11 is high, the temperature of the liquid far away from the electric heater 11 is low is avoided, and when discharging is needed, the liquid can be discharged through the discharging pipe 16 only by opening the control valve 17.

Referring to fig. 6, the discharge tube 16 is inclined downwardly by 1 deg. -8 deg..

By inclining the gate of the discharge pipe 16 downward, the liquid can flow out of the discharge pipe 16, and the liquid can be prevented from remaining in the discharge pipe 16.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A heating device comprising a housing (1), characterized in that it further comprises:

an inner container (2) fixedly connected in the shell (1), wherein an electric heater (11) is arranged in the inner container (2);

the electric heater (11) is fixedly connected with the mounting plate (3);

the mounting plate (3) is fixedly connected with a mounting pipe (8) extending into the liner (2), a discharging hole (15) is formed in the upper end of the side wall of the mounting pipe (8), the bottom of the mounting pipe (8) is fixedly connected with a mounting box (9), and a liquid inlet is formed in the bottom of the mounting box (9);

the loop bar (7) is rotatably connected to the mounting plate (3), and the loop bar (7) extends into the mounting box (9) and is fixedly connected with the turbine (10);

the bottom of the electric heater (11) positioned in the inner container (2) is in a spiral shape, and the installation box (9) is arranged on the inner side of the spiral of the electric heater (11).

2. A heating device according to claim 1, characterized in that the top of the mounting plate (3) is fixedly connected with a control box (4), a motor (6) is fixedly connected in the control box (4), and an output shaft of the motor (6) is fixedly connected with a loop bar (7).

3. A heating device according to claim 2, characterized in that the mounting plate (3) is fixedly connected with a heat insulation pipe (12), and the heat insulation pipe (12) extends into the inner container (2) and is fixedly connected with a temperature sensor (13).

4. A heating device according to claim 3, characterized in that a heat-insulating cavity (14) is provided between the housing (1) and the inner container (2).

5. A heating device according to claim 3, wherein the bottom of the inner container (2) is a flat bottom.

6. The heating device according to claim 5, wherein the bottom of the inner container (2) is funnel-shaped, the bottom of the inner container (2) is fixedly connected with a control valve (17), and the output end of the control valve (17) is fixedly connected with a discharge pipe (16).

7. A heating device according to claim 6, wherein the discharge pipe (16) is inclined downwards at least one degree.