Heat dissipation structure for heating type magnetic stirrer

Abstract

The utility model discloses a heat dissipation structure for a heating type magnetic stirrer, which comprises a casing body, a heater is fixedly connected onto the casing body, the inside of the casing body is of a cavity structure, a stirrer is fixedly connected into the cavity structure, and the heater is fixedly connected with the stirrer. The stirrer comprises a motor, a stirring magnet fixedly connected with an output shaft of the motor, and a fan impeller arranged between the motor and the stirring magnet; the wind impeller is of a disc structure, a plurality of first ventilation holes are evenly formed in the wind impeller, and the first ventilation holes are formed in the diameter direction. The edge of each first ventilation hole is fixedly connected with a blade, and the blades are perpendicular to the surface of the fan impeller. According to the utility model, the temperature of the equipment body is effectively reduced, and the internal electronic equipment is protected.

Description

Technical Field

[0001] The utility model relates to the technical field of heating magnetic stirring equipment, in particular to a heat dissipation structure for a heating magnetic stirrer. Background Art

[0002] The heating type magnetic stirrer consists of a heater, a stirrer, a display operation and a control circuit. During operation, the heat generated by the heater will be transferred to other parts of the device through heat conduction and heat radiation, which may cause overheating failure. However, the existing heating type magnetic stirrer does not have relevant treatment for overheating. Utility Model Content

[0003] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a heat dissipation structure for a heating type magnetic stirrer, which effectively reduces the temperature of the device body and protects the internal electronic equipment. In order to achieve the above-mentioned purpose and other advantages according to the present invention, a heat dissipation structure for a heating type magnetic stirrer is provided, comprising:

[0004] A casing body, a heater is fixedly connected to the casing body, the interior of the casing body is a cavity structure, a stirrer is fixedly connected in the cavity structure, and the stirrer includes a motor, a stirring magnet fixedly connected to an output shaft of the motor, and a wind impeller arranged between the motor and the stirring magnet;

[0005] The impeller is a disc structure, and a plurality of first ventilation holes are evenly opened on the impeller, and the first ventilation holes are arranged along the diameter direction;

[0006] A blade is fixedly connected to the edge of each first ventilation hole, and the blade is perpendicular to the surface of the wind impeller.

[0007] Preferably, a stirrer through hole is opened on the top of the casing body, the stirrer through hole is used to place the impeller, and the stirring magnet extends out of the stirrer through hole.

[0008] Preferably, a plurality of ventilation holes are provided on the bottom of the casing body.

[0009] Preferably, an air flow area is provided between the top of the casing body and the heater, the air flow area is connected to the outside air, and the air flow area is connected to the interior of the casing body through the agitator through hole.

[0010] Compared with the prior art, the utility model has the following beneficial effects: the air in the space is diffused to the surroundings and the heat in the space is taken away by utilizing the rotating motion of the agitator through the impeller; a low-pressure area is formed at the position of the impeller, and the air in the casing forms an upward airflow and takes away the heat in the casing; an air vent is provided at the bottom of the casing, and cold air enters the casing from the bottom, thereby achieving the effect of heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the heat dissipation structure for a heating type magnetic stirrer according to the utility model;

[0012] Figure 2 It is a three-dimensional schematic diagram of the shell body of the heat dissipation structure for a heating type magnetic stirrer according to the utility model;

[0013] Figure 3 It is a schematic overall cross-sectional view of the heat dissipation structure for a heating type magnetic stirrer according to the utility model;

[0014] Figure 4 It is a three-dimensional schematic diagram of a stirrer according to the heat dissipation structure of a heating type magnetic stirrer of the utility model;

[0015] Figure 5 It is a three-dimensional schematic diagram of the wind impeller of the heat dissipation structure for the heating type magnetic stirrer according to the utility model. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] Reference Figure 1-5A heat dissipation structure for a heating type magnetic stirrer, comprising: a housing body 2, an air flow area 4 is arranged between the top of the housing body 2 and the heater 1, the air flow area 4 is connected to the outside air, and the air flow area 4 is connected to the inside of the housing body 2 through the stirrer through hole. The housing body 2 is fixedly connected with the heater 1, the inside of the housing body 2 is a cavity structure, the cavity structure is fixedly connected with the stirrer 3, the stirrer 3 comprises a motor 33, a stirring magnet 31 fixedly connected to the output shaft of the motor 33, and a wind impeller 32 arranged between the motor 33 and the stirring magnet 31; the wind impeller 32 is a disc structure, and a plurality of first ventilation holes 321 are evenly opened on the wind impeller 32, and the first ventilation holes 321 are arranged along the diameter direction; a blade 322 is fixedly connected to the edge of each first ventilation hole 321, the blade 322 and the surface of the wind impeller 32 are mutually perpendicular, and the first ventilation hole 321 is a channel for the air inside the housing body 2 to rise. When the agitator is working, the motor 33 drives the impeller 32 to rotate, thereby driving the air in the air flow area 4 to diffuse to the periphery, thereby taking away the heat in the air flow area 4. At this time, the air pressure at the position of the impeller 32 decreases, and the air inside the housing body 2 flows to the air flow area 4, thereby taking away the heat inside the housing body 2.

[0018] Furthermore, a stirrer through hole is provided on the top of the housing body 2 , and the stirrer through hole is used to place the impeller 32 , and the stirring magnet 31 extends out of the stirrer through hole.

[0019] Furthermore, a plurality of ventilation holes 21 are provided on the bottom of the casing body 2. Through the ventilation holes 21, external cold air enters the interior of the casing body 2, thereby cooling the interior of the casing body 2.

[0020] The number of devices and processing scale described here are used to simplify the description of the utility model. The application, modification and variation of the utility model are obvious to those skilled in the art.

[0021] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation scheme. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described here.

Claims

1. A heat dissipation structure for a heating type magnetic stirrer, comprising a housing body (2), a heater (1) being fixedly connected to the housing body (2), characterized in that: include: The interior of the housing body (2) is a cavity structure, and a stirrer (3) is fixedly connected in the cavity structure. The stirrer (3) comprises a motor (33), a stirring magnet (31) fixedly connected to the output shaft of the motor (33), and a wind impeller (32) arranged between the motor (33) and the stirring magnet (31); The impeller (32) is a disc structure, and a plurality of first ventilation holes (321) are evenly arranged on the impeller (32), and the first ventilation holes (321) are arranged along the diameter direction; A blade (322) is fixedly connected to the edge of each first ventilation hole (321), and the blade (322) and the surface of the wind impeller (32) are perpendicular to each other.

2. A heat dissipation structure for a heating type magnetic stirrer according to claim 1, characterized in that: A stirrer through hole is provided on the top of the casing body (2), the stirrer through hole is used to place a fan impeller (32), and a stirring magnet (31) extends out of the stirrer through hole.

3. A heat dissipation structure for a heating type magnetic stirrer as claimed in claim 2, characterized in that: A plurality of ventilation holes (21) are provided on the bottom of the casing body (2).

4. A heat dissipation structure for a heating type magnetic stirrer as claimed in claim 3, characterized in that: An air flow area (4) is provided between the top of the casing body (2) and the heater (1), the air flow area (4) being connected to the outside air, and the air flow area (4) being connected to the interior of the casing body (2) via a stirrer through hole.

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