Motor with fan

Abstract

The utility model discloses a motor with a fan, which is attractive and exquisite in appearance and high in use safety. The technical problem to be solved by the utility model is solved by the following technical means: the motor with the fan comprises a shell, a transmission shaft and the fan, the transmission shaft and the fan are both arranged in the shell, the center of the fan is provided with a through hole, the transmission shaft passes through the through hole, the fan is fixedly connected with the transmission shaft, and the fan is fixedly connected with the transmission shaft. An exhaust window is formed in one side of the shell and located on the outer side of the fan. The utility model relates to the technical field of motors.

Description

Technical Field

[0001] The utility model relates to the technical field of motors, in particular to a motor with a fan. Background Art

[0002] Some laboratory instruments, especially high-speed stirrers for medical experiments, require stirrer motors with built-in heat dissipation functions. For example, the patent with application number 202322405297.7 discloses a fan-insulated magnetic stirrer, which mainly uses a fan on the transmission shaft to blow out the heat radiation, thereby achieving the technical effect of heat cooling and heat dissipation. However, in this technical solution, the fan is exposed outside the motor, which is neither beautiful nor safe, and there is a risk of stirring fingers. Therefore, the utility model proposes a motor with a fan that is beautiful and exquisite in appearance and highly safe to use. Utility Model Content

[0003] In order to solve the deficiencies of the prior art, the utility model provides a motor with a fan which has a beautiful and delicate appearance and high safety in use.

[0004] The technical problem to be solved by the utility model is achieved through the following technical means: a motor with a fan, comprising a shell and a transmission shaft and a fan both arranged in the shell, a through hole being arranged at the center of the fan, the transmission shaft passing through the through hole, the fan being fixedly connected to the transmission shaft, and an exhaust window being arranged on one side of the shell, the exhaust window being located on the outside of the fan.

[0005] In the above scheme, the transmission shaft and the fan are both installed inside the shell, and the shell is used to provide protection, thereby not causing any safety risks in use; in addition, the utility model is designed with an exhaust window on the shell, and the exhaust window is facing the fan, so that when the fan rotates with the rotation of the transmission shaft, the heat inside the motor can be brought out from the exhaust window, so the utility model has a good cooling and heat dissipation effect; the utility model has a simple structure, beautiful and exquisite appearance, and is suitable for promotion and use.

[0006] In one embodiment, the fan includes a circular pancake-shaped body and a plurality of blades circumferentially arranged on one side of the circular pancake-shaped body, and an air duct is formed between two adjacent blades.

[0007] In the above scheme, the fan belongs to the structural type of a turbine fan.

[0008] In one embodiment, the fan blade is a rectangular plate vertically arranged on the side of the circular pancake-shaped body.

[0009] In the above scheme, a simple rectangular plate is used to construct the fan blade, which has a simple structure and is easy to process and manufacture.

[0010] In one embodiment, the shell includes a sleeve mounted on the outside of the fan, and the exhaust window is a waist-shaped window arranged on the sleeve. When looking inward toward the exhaust window from the front, the fan is located directly below the exhaust window.

[0011] In the above scheme, the sleeve has an installation cavity inside, and the main part of the transmission shaft and the fan are installed in the installation cavity. In addition, a driving component for driving the transmission shaft to rotate can also be installed in the installation cavity. The conventional design composition of the driving component is a coil stator, etc.

[0012] In one embodiment, the shell includes a front cover, the rear of the front cover is connected to the front of the sleeve, the front of the transmission shaft passes through the sleeve, the front cover is sleeved on the outside of the end of the transmission shaft passing through the sleeve, and the front cover is provided with a clearance hole adapted to the transmission shaft.

[0013] In the above scheme, the front cover can be used as a docking plug for docking an experimental instrument or a docking plug for docking a stirring head.

[0014] In one embodiment, the shell includes a rear cover, the front of the rear cover is connected to the rear of the sleeve, and a plurality of heat dissipation holes are arranged at the bottom of the rear cover.

[0015] In the above solution, the heat dissipation holes of the rear cover can help dissipate the heat inside the housing.

[0016] In one embodiment, the bottom of the transmission shaft and the bottom of the rear cover are rotationally connected. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model in an embodiment;

[0018] Figure 2 The utility model is a schematic diagram of an exploded structure in an embodiment. DETAILED DESCRIPTION

[0019] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0020] like Figure 1 to Figure 2As shown, the technical solution adopted by the utility model is that the utility model is a motor with a fan, including a shell 1 and a transmission shaft 2 and a fan 3 both arranged in the shell 1, a through hole is arranged at the center of the fan 3, the transmission shaft 2 passes through the through hole, the fan 3 is fixedly connected to the transmission shaft 2, and an exhaust window 4 is arranged on one side of the shell 1, and the exhaust window 4 is located on the outside of the fan 3.

[0021] In the above scheme, the transmission shaft 2 and the fan 3 are both installed inside the shell 1, and the shell 1 is used for protection, so as not to cause safety risks in use; in addition, the utility model designs an exhaust window 4 on the shell 1, and the exhaust window 4 is facing the fan 3, so that when the fan 3 rotates with the rotation of the transmission shaft 2, the heat inside the motor can be brought out from the exhaust window 4, so the utility model has a good cooling and heat dissipation effect; the utility model has a simple structure, beautiful and exquisite appearance, and is suitable for promotion and use.

[0022] In one embodiment, the fan 3 includes a circular pancake-shaped body 5 and a plurality of blades 6 circumferentially arranged on one side of the circular pancake-shaped body 5 , and an air duct 7 is formed between two adjacent blades 6 .

[0023] In the above solution, the fan 3 is of the turbine fan type.

[0024] In one embodiment, the fan blades 6 are rectangular plates vertically arranged on the side of the circular pancake-shaped body 5.

[0025] In the above scheme, a simple rectangular plate is used to construct the fan blade, which has a simple structure and is easy to process and manufacture.

[0026] In one embodiment, the shell 1 includes a sleeve 9 mounted on the outside of the fan 3, and the exhaust window 4 is a waist-shaped window arranged on the sleeve 9. When looking inward toward the exhaust window 4 from the front, the fan 3 is located directly below the exhaust window 4.

[0027] In the above scheme, the sleeve 9 has an installation cavity inside, and the main part of the transmission shaft 2 and the fan 3 are installed in the installation cavity. In addition, a driving component for driving the transmission shaft 2 to rotate can also be installed in the installation cavity. The conventional design composition of the driving component is a coil stator, etc.

[0028] In one embodiment, the shell 1 includes a front cover, the rear portion of the front cover is connected to the front portion of the sleeve 9, the front portion of the transmission shaft 2 passes through the sleeve 9, the front cover is sleeved on the outside of the end portion of the transmission shaft 2 passing through the sleeve 9, and the front cover is provided with a clearance hole adapted to the transmission shaft 2.

[0029] In the above scheme, the front cover can be used as a docking plug for docking an experimental instrument or a docking plug for docking a stirring head.

[0030] In one embodiment, the housing 1 includes a rear cover, the front of the rear cover is connected to the rear of the sleeve 9, and a plurality of heat dissipation holes are provided at the bottom of the rear cover.

[0031] In the above solution, the heat dissipation holes of the rear cover can help dissipate the heat inside the housing 1.

[0032] In one embodiment, the bottom of the transmission shaft 2 and the bottom of the rear cover are rotationally connected.

Claims

1. A motor with a fan, characterized in that: The invention comprises a housing (1), a transmission shaft (2) and a fan (3) both arranged in the housing (1); a through hole is arranged at the center of the fan (3), the transmission shaft (2) passes through the through hole, the fan (3) is fixedly connected to the transmission shaft (2), and an exhaust window (4) is arranged on one side of the housing (1), and the exhaust window (4) is located on the outside of the fan (3).

2. The motor with a fan according to claim 1, characterized in that: The fan (3) comprises a circular cake-shaped body (5) and a plurality of blades (6) circumferentially arranged on one side of the circular cake-shaped body (5), and an air duct (7) is formed between two adjacent blades (6).

3. The motor with a fan according to claim 2, characterized in that: The fan blade (6) is a rectangular plate vertically arranged on the side of the circular pancake-shaped body (5).

4. The motor with a fan according to claim 1, characterized in that: The housing (1) comprises a sleeve (9) sleeved on the outside of the fan (3); the exhaust window (4) is a waist-shaped window arranged on the sleeve (9); when looking inward from the front toward the exhaust window (4), the fan (3) is located directly below the exhaust window (4).

5. The motor with a fan according to claim 4, characterized in that: The housing (1) comprises a front cover, the rear portion of the front cover is connected to the front portion of the sleeve (9), the front portion of the transmission shaft (2) passes through the sleeve (9), the front cover is sleeved on the outside of the end portion of the transmission shaft (2) passing through the sleeve (9), and the front cover is provided with a clearance hole adapted to the transmission shaft (2).

6. The motor with a fan according to claim 4, characterized in that: The housing (1) comprises a rear cover, the front part of the rear cover is connected to the rear part of the sleeve (9), and a plurality of heat dissipation holes are arranged at the bottom of the rear cover.

7. The motor with a fan according to claim 6, characterized in that: The bottom of the transmission shaft (2) and the bottom of the rear cover are rotatably connected.

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