CN209329850U - A kind of motor - Google Patents

Abstract

The utility model proposes a kind of motors; the motor is equipped with terminal base, safety device, terminal, brush arm and lead; the safety device is mounted in the terminal base; the lead is electrically connected through the terminal base and with the terminal; the safety device and the terminal are electrically connected; the safety device and the brush arm are electrically connected, and when the motor temperature is more than preset temperature or current value is more than pre-set current value, the safety device is automatically powered off, to protect the motor；The safety device of the motor of the utility model is internally arranged, and realizes the integration and miniaturization of motor and component.

Description

A kind of motor

Technical field

The utility model relates to technical field of motors more particularly to a kind of motors.

Background technique

Common motor on the market, need to motor carry out temperature overheating protection when, it is common practice to motor just A temperature detect switch (TDS) is welded in pole, and temperature detect switch (TDS) ontology is tied up on motor case surface, realizes the detection to motor temperature, Temperature detect switch (TDS) powers off when motor surface temperature reaches influence value, to protect motor；To need to motor carry out super-high-current guarantor When shield, common practice is also to weld a renewable type fuse in motor anode, to realize detection to current of electric, When electric current is more than setting value, renewable type fuse power-off, to protect motor；Although both the above way can be in temperature Overheat or electric current protect motor when excessive, but have the following deficiencies: that temperature detect switch (TDS) and renewable type are protected in protected mode Dangerous silk will be welded in outside motor and motor positive terminal, also be fixed to sensing component, and insulate to weld Processing, such way will occupy biggish exceptional space, can not use to the conditional equipment in space.

Utility model content

To solve the above-mentioned problems, the safety device of motor will be protected to be arranged in motor the utility model proposes a kind of Portion is not take up the motor of exceptional space.

What the utility model was achieved through the following technical solutions:

The utility model proposes a kind of motor, the motor is equipped with terminal base, safety device, terminal, brush arm and lead, institute It states safety device to be mounted in the terminal base, the lead is electrically connected through the terminal base and with the terminal, described Safety device and the terminal are electrically connected, and the safety device and the brush arm are electrically connected, when the motor temperature is more than The safety device automatically powers off when preset temperature or current value are more than pre-set current value, to protect the motor.

Further, the safety device can be any one of temperature detect switch (TDS) or renewable type fuse.

Further, the terminal base is equipped with the first mounting groove and the second mounting groove, and the safety device is fixedly mounted In first mounting groove, the terminal is fixedly mounted in second mounting groove.

Further, the motor includes connecting line, and one end of the connecting line is fixedly connected and is formed with the terminal Electrical connection, the other end of the connecting line are fixedly connected and are formed with one end of the brush arm and be electrically connected.

Further, the motor includes cover board, and the cover board is fastened on the terminal base.

Further, the motor includes shell, the terminal base and the cover board be housed in the shell and with institute Shell is stated to be fixedly connected.

Further, the motor is equipped with rotor, and the rotor is housed in the shell, and connects with the shell activity It connects.

Further, the rotor includes shaft, and one end of the shaft is equipped with commutator, and one end of the shaft Through the commutator.

Further, the motor is equipped with the carbon brush being fixedly connected with the brush arm, and the carbon brush connects with the commutator Touching.

Further, the motor includes magnetite, and the magnetite is housed in the shell.

The utility model has the beneficial effects that

1, the utility model proposes motor by safety device be arranged inside motor, solve the external temperature detect switch (TDS) of motor Or renewable type fuse, occupy the problem of motor uses equipment exceptional space, also reduce in process trouble, realize motor with The integration and miniaturization of component；

2, the connection type of the terminal of the utility model is changed to welding in lead motor, and user is directly logical when using motor The lead connection for crossing motor uses.

Detailed description of the invention

Fig. 1 is the perspective view of the terminal base of the motor of the utility model；

Fig. 2 is the partial perspective view of the motor of the utility model；

Fig. 3 is the perspective view of another state of the terminal base of the motor of the utility model；

Fig. 4 is the perspective view of the lid of the motor of the utility model；

Fig. 5 is the perspective view of the motor of the utility model.

Specific embodiment

In order to it is clearer, completely illustrate the technical solution of the utility model, with reference to the accompanying drawing to the utility model It is described further.

Please refer to Fig. 1 to Fig. 5, the utility model proposes a kind of motor, the motor be equipped with terminal 31, safety device 2, Terminal 3, brush arm 4 and lead 5, the terminal 31 are equipped with the first mounting groove 10 and the second mounting groove 11, the safety device 2 It is fixedly mounted in first mounting groove 10, the terminal 3 is fixedly mounted in second mounting groove 11, the lead 5 It is electrically connected through the terminal 31 and with the terminal 3, the safety device 2 is electrically connected with the terminal 3, the peace Full device 2 and the brush arm 4 are electrically connected, when the motor temperature is more than preset temperature or current value more than pre-set current value Shi Suoshu safety device 2 automatically powers off, to protect the motor.

In the present embodiment, the terminal 3, the brush arm 4 and the lead 5 are two, and the safety device 2 is solid In first mounting groove 10, the terminal 3 is fixedly mounted in second mounting groove 11 for Dingan County, first installation Slot 10 and second mounting groove 11 are stably mounted at the safety device 2 and the terminal 3 on the terminal 31；When When using the motor, the lead 5 is electrically connected with external power supply, is motor power supply, the end by the lead 5 Son 3, the safety device 2 and the brush arm 4 are connected in series, and experience the motor when the safety device 2 and are in dangerous shape When state, the safety device 2 is automatically powered off, and the motor no longer works, to protect the motor；The utility model proposes Safety device 2 is arranged inside motor motor, solves the external temperature detect switch (TDS) of motor or renewable type fuse, occupies motor The problem of using equipment exceptional space, also reduces trouble in process, realizes the integration and miniaturization of motor and component；And And the connection type of the terminal 3 of the utility model is changed to welding, user in 5 motor of lead and directly passes through motor when using motor Lead 5 connect use.

Further, the safety device 2 can be any one of temperature detect switch (TDS) or renewable type fuse.

In the present embodiment, the safety device 2 can may be that the renewable type is protected for the temperature detect switch (TDS) Any one of dangerous silk, if the safety device 2 is the temperature detect switch (TDS): when temperature detect switch (TDS) experiences the electric built-in temperature When more than preset temperature, the temperature detect switch (TDS) is automatically powered off, and the motor stops working；If the safety device 2 is described Renewable type fuse: when by the renewable type fuse electric current current value be more than pre-set current value when, it is described can Recovery formula fuse automatically powers off, and the motor stops working；To realize that the safety device 2 protects the function of the motor Can, the safety device 2 is arranged inside the motor, occupies the problem of motor uses equipment exceptional space, also reduces work Trouble in sequence, realizes the integration and miniaturization of motor and component.

Further, the motor includes connecting line 6, and one end of the connecting line 6 is fixedly connected with the terminal 3 and shape At electrical connection, the other end of the connecting line 6 is fixedly connected and is formed with one end of the brush arm 4 and is electrically connected.

In the present embodiment, the terminal 3 and the brush arm 4 are realized by the connecting line 6 is electrically connected.

Further, the motor includes cover board 7, and the cover board 7 is fastened on the terminal 31.

Further, the motor includes shell 8, and the terminal 31 and the cover board 7 are housed in the shell 8 simultaneously It is fixedly connected with the shell 8.

In the present embodiment, the cover board 7 is fixedly connected with the shell 8, and the cover board 7 is complete the terminal 31 It covers entirely, the compactness of the motor internal element can be increased in this way, the internal element of the motor can be protected.

Further, the motor is equipped with rotor 9, and the rotor 9 is housed in the shell 8, and living with the shell 8 Dynamic connection.

Further, the rotor 9 includes shaft 90, and one end of the shaft 90 is equipped with commutator 91, and the axis The commutator 91 is run through in one end of bar 90.

Further, the motor is equipped with the carbon brush 40 being fixedly connected with the brush arm 4, the carbon brush 40 and the commutation Device 91 contacts.

In the present embodiment, the shaft 90 can rotate, and the shaft 90 is able to drive the rotor 9 and rotates, from And enable the relatively described housing into rotation of the rotor 9；When the rotor 9 rotation, the carbon brush 40 rubs the commutator 91。

Further, the motor includes magnetite 8a, and the magnetite 8a is housed in the shell 8.

In the present embodiment, the terminal 31 are fixedly connected with the shell 8, and the magnetite 8a is housed in described outer It being fixedly connected in shell 8 and with the shell 8, the shell 8 is iron-clad, when the magnetite 8a is fixedly connected with the shell 8, The inner sidewall of the shell 8 is sucked in the magnetite 8a, and when the motor obtains power supply, the rotor 9 is in the magnetite 8a shape At magnetic field in by Lorentz force and rotated.

Certainly, the utility model can also have other numerous embodiments, be based on present embodiment, the ordinary skill of this field Personnel's obtained other embodiments under the premise of not making any creative work, belong to the utility model and are protected Range.

Claims (10)

1. a kind of motor, which is characterized in that the motor is equipped with terminal base, safety device, terminal, brush arm and lead, the peace Full device is mounted in the terminal base, and the lead is electrically connected through the terminal base and with the terminal, the safety Device and the terminal are electrically connected, and the safety device and the brush arm are electrically connected, when the motor temperature is more than default The safety device automatically powers off when temperature or current value are more than pre-set current value, to protect the motor.

2. motor according to claim 1, which is characterized in that the safety device can be temperature detect switch (TDS) or can restore Any one of formula fuse.

3. motor according to claim 1, which is characterized in that the terminal base is equipped with the first mounting groove and the second installation Slot, the safety device are fixedly mounted in first mounting groove, and the terminal is fixedly mounted in second mounting groove.

4. motor according to claim 1, which is characterized in that the motor includes connecting line, one end of the connecting line It is fixedly connected and is formed with the terminal and be electrically connected, the other end of the connecting line is fixedly connected with one end of the brush arm and shape At electrical connection.

5. motor according to claim 1, which is characterized in that the motor includes cover board, and the cover board is fastened on described On terminal base.

6. motor according to claim 5, which is characterized in that the motor includes shell, the terminal base and the lid Plate is housed in the shell and is fixedly connected with the shell.

7. motor according to claim 6, which is characterized in that the motor is equipped with rotor, and the rotor is housed in described In shell, and it is flexibly connected with the shell.

8. motor according to claim 7, which is characterized in that the rotor includes shaft, and one end of the shaft is equipped with Commutator, and the commutator is run through in one end of the shaft.

9. motor according to claim 8, which is characterized in that the motor is equipped with the carbon being fixedly connected with the brush arm Brush, the carbon brush are contacted with the commutator.

10. motor according to claim 6, which is characterized in that the motor includes magnetite, and the magnetite is housed in described In shell.