CN214228011U

CN214228011U - Direct current variable frequency motor for bathroom heater

Info

Publication number: CN214228011U
Application number: CN202120231162.1U
Authority: CN
Inventors: 陈立; 张均安
Original assignee: Zhejiang Oshlong Smart Home Co Ltd
Current assignee: Zhejiang Oshlong Smart Home Co Ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-09-17
Anticipated expiration: 2031-01-28

Abstract

The utility model relates to a bathroom heater is with direct current inverter motor. The existing direct current motor has large volume, heavy weight, high product transportation cost and inconvenient installation, and is difficult to meet strict installation requirements. The utility model discloses a plastic casing, its characterized in that plastic casing in set up the iron-clad, the iron-clad in set up the magnet circle, set up the stator in the magnet circle, set up the copper coil on the stator, iron-clad center connect the bearing stick, the bearing stick be connected with the ball bearing who sets up on plastic casing again, plastic casing in still dispose the PCB keysets, dispose frequency conversion control module and indoor temperature sensing module in addition, indoor temperature sensing module with frequency conversion control module connect. The utility model discloses configuration temperature sensing module and frequency conversion control module can reduce power according to the automatic frequency conversion of ambient temperature change and implement energy-conservingly. The energy consumption is low. Simple structure, small volume, convenient installation and transportation and guaranteed use safety.

Description

Direct current variable frequency motor for bathroom heater

Technical Field

The utility model relates to a bathroom heater is with direct current inverter motor.

Background

The existing direct current motor has large volume, heavy weight, high product transportation cost and inconvenient installation, and is difficult to meet strict installation requirements. The starting capacitor is arranged, the speed is reduced or the capacitor is damaged due to the attenuation of the capacitor, and the operation reliability is not well guaranteed. In addition, the motor does not have a frequency conversion function, the frequency of the motor cannot be adjusted according to the change of the environmental temperature, the energy consumption cannot be reduced, and the use cost is improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses shortcoming to prior art exists provides a DC variable frequency motor for bathroom heater, can reduce power according to the automatic frequency conversion of ambient temperature change and realize energy-conservation, and installation and transportation are convenient, and the operation is reliable, and the life-span is longer.

Therefore, the utility model adopts the following technical proposal: the utility model provides a direct current inverter motor for bathroom heater, includes plastic casing, its characterized in that plastic casing in set up the iron-clad, the iron-clad in set up the magnet circle, set up the stator in the magnet circle, set up copper coil on the stator, iron-clad center connect the bearing stick, the bearing stick again with set up the ball bearing on plastic casing and be connected, plastic casing in still dispose the PCB keysets, dispose frequency conversion control module and indoor temperature sensing module in addition, indoor temperature sensing module with frequency conversion control module connect.

Preferably, the magnet ring is respectively adsorbed and positioned with the stator and the iron shell, and the bearing rod is riveted with the iron shell.

Preferably, the bearing rod is further provided with an E-shaped clamping ring, and the E-shaped clamping ring is clamped into the bearing rod groove.

Preferably, the ball bearings comprise small ball bearings clamped into the hoop holes in the plastic shell and large ball bearings clamped into the surface holes in the plastic shell.

Preferably, the stator is sleeved into the rubber shell inner column for clamping.

Preferably, the bearing rod is further provided with a sound insulation cushion sleeve.

Preferably, the plastic shell is further provided with a line pressing plate.

Preferably, the PCB adapter plate is clamped in a rubber shell groove of the plastic shell.

The utility model discloses an adopt the full copper ball motor of direct current frequency conversion, life is longer. Meanwhile, a temperature sensing module and a frequency conversion control module are additionally arranged, so that the power can be automatically reduced through frequency conversion according to the change of the ambient temperature, and the energy is saved. The starting capacitor is not needed, the speed reduction or damage caused by the attenuation of the capacitor is avoided, and the energy consumption is low. Simple structure, small volume, convenient installation and transportation and guaranteed use safety.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic view of the connection between the bearing rod and the iron shell according to the present invention.

Fig. 3 is a schematic view of the connection between the plastic casing and the stator of the present invention.

Fig. 4 is a schematic view of the assembly of fig. 2 and the assembly of fig. 3 assembled together.

Fig. 5 is a schematic view of the overall structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The direct-current variable frequency motor for the bathroom heater comprises a plastic shell 7, wherein an iron shell 3 is arranged in the plastic shell, a magnet ring 4 is arranged in the iron shell, a stator 5 is arranged in the magnet ring, a copper coil is arranged on the stator, the center of the iron shell is connected with a bearing rod 1, the bearing rod is connected with a ball bearing arranged on the plastic shell, a PCB adapter plate is further arranged in the plastic shell, a variable frequency control module and an indoor temperature sensing module are additionally arranged, and the indoor temperature sensing module is connected with the variable frequency control module.

The magnet ring is respectively adsorbed and positioned with the stator and the iron shell, and the bearing rod is connected with the iron shell in a riveting manner. The bearing rod is also provided with an E-shaped clamping ring 2, and the E-shaped clamping ring is clamped into the groove of the bearing rod. The ball bearings include a small ball bearing 6 that is snapped into a ferrule in the plastic housing and a large ball bearing 10 that is snapped into a surface hole in the plastic housing. The stator is sleeved in the rubber shell and clamped tightly by the inner column. The bearing rod is also provided with a sound insulation cushion cover 11. The plastic shell is also provided with a line pressing plate 9. The PCB pinboard is clamped in the rubber casing groove of the plastic casing.

The utility model discloses a direct current motor is the motor with direct current electric energy conversion for mechanical energy, possess good speed governing performance. The PCB adapter plate is communicated with a copper coil on the stator through soldering tin and is used as a conductor to be introduced with current, and then the current flows through the coil; according to the electromagnetic force law, the stator is used as a field coil to be electrified to generate a stator magnetic field, and the iron shell and the magnet coil which are electrified generate electric power in the stator magnetic field to form torque to push the iron shell to rotate; the bearing rod is driven by the rotation of the iron shell to conduct mechanical motion which is guided by the big/small ball bearings and does not deviate in the positive direction. The motor can change the rotation direction of the inner rotor of the motor by changing the direction of the introduced current.

The utility model discloses life is longer. Meanwhile, a temperature sensing module and a frequency conversion control module are additionally arranged, so that the power can be automatically reduced through frequency conversion according to the change of the ambient temperature, and the energy is saved. The starting capacitor is not needed, the speed reduction or damage caused by the attenuation of the capacitor is avoided, and the energy consumption is low. Simple structure, small volume, convenient installation and transportation and guaranteed use safety.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a direct current inverter motor for bathroom heater, includes plastic casing, its characterized in that plastic casing in set up the iron-clad, the iron-clad in set up the magnet circle, set up the stator in the magnet circle, set up copper coil on the stator, iron-clad center connect the bearing stick, the bearing stick again with set up the ball bearing on plastic casing and be connected, plastic casing in still dispose the PCB keysets, dispose frequency conversion control module and indoor temperature sensing module in addition, indoor temperature sensing module with frequency conversion control module connect.

2. The direct current variable frequency motor for the bathroom heater of claim 1, wherein the magnet ring is respectively adsorbed and positioned with the stator and the iron shell, and the bearing rod is riveted with the iron shell.

3. The direct current variable frequency motor for the bathroom heater of claim 1 or 2, wherein an E-shaped snap ring is further arranged on the bearing rod, and the E-shaped snap ring is clamped in a groove of the bearing rod.

4. The DC variable frequency motor for the super bath of claim 3, wherein the ball bearings comprise small ball bearings inserted into the hoop holes of the plastic housing and large ball bearings inserted into the surface holes of the plastic housing.

5. The DC variable frequency motor for the super bath as claimed in claim 1, wherein the stator is sleeved on the inner column of the rubber case for clamping.

6. The DC variable frequency motor for the super bath of claim 1, wherein the bearing rod is further provided with a sound insulation cushion cover.

7. The DC variable frequency motor for the bathroom heater as claimed in claim 1, wherein the plastic casing is further provided with a wire pressing plate.

8. The direct current variable frequency motor for the bathroom heater of claim 1, wherein the PCB adapter plate is clamped in a rubber casing groove of the plastic casing.