CN217642996U - Electric machine - Google Patents

Abstract

The utility model relates to the technical field of electric machines, a motor is provided, the motor has: a rotating shaft extending along a central axis; a rotor supported by the rotating shaft; a stator disposed corresponding to the rotor; a resin housing accommodating the stator and the rotor; a housing cover plate covering one axial end of the resin housing; the stator has a coil and a lead-out terminal led out from the coil; the shell cover plate is provided with a lead outlet, and a lead electrically connected with the leading-out terminal is led out from the lead outlet; and a sealing part is arranged at the lead leading-out port and is fixed on the casing cover plate by a fixing plate. The utility model discloses can prevent that the seal part axial from moving, prevent that the wire from splitting, promote product stability.

Description

Electric machine

Technical Field

The utility model relates to the technical field of electric machines, especially, relate to a motor.

Background

An Electric machine (Electric machine) is commonly called a "motor", and refers to an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction. The motor is mainly used for generating driving torque and is used as a power source of electric appliances or various machines.

The motor passes through the wire and realizes being connected with power supply unit's electricity, and at present, the wire of motor is when stretching out the quick-witted shell apron of motor, through the fixed wire of rubber sleeve, and rubber sleeve installs on the aircraft bonnet, and the wire is drawn forth in rubber sleeve, and rubber sleeve has the stair structure, and the laminating degree of rubber sleeve and wire is not good, takes place to move with shaking easily.

However, if the wires are stretched, the rubber sleeves are also stretched, and the wires inside the motor are also subjected to force. When carrying the motor, if the operator holds the wire and the connection strength of wire and coil is not enough to bear the dead weight of the motor, the fracture of wire and coil can occur, leads to the stability of product not enough.

SUMMERY OF THE UTILITY MODEL

The utility model discloses mainly solve prior art's motor wire if take place tensile, can take place the cracked technical problem of wire and coil, provide a motor to prevent sealing member axial cluster and move, prevent that the wire from splitting, promote product stability.

The utility model provides a motor, motor has:

a rotating shaft extending along a central axis;

a rotor supported by the rotating shaft;

a stator disposed to correspond to the rotor;

a resin housing accommodating the stator and the rotor;

a housing cover plate covering one axial end of the resin housing;

the stator has a coil and a lead-out terminal led out from the coil;

the shell cover plate is provided with a lead outlet, and a lead electrically connected with the leading-out terminal is led out from the lead outlet;

and a sealing part is arranged at the lead leading-out port and is fixed on the casing cover plate by a fixing plate.

Preferably, the sealing member has an extension portion extending in the axial direction, the extension portion being provided with a first hole portion that is fitted tightly with the lead wire.

Preferably, the sealing member has a ring portion extending radially outward, the ring portion being covered by the fixing plate.

Preferably, the fixing plate is provided with a second hole portion through which the extension portion passes.

Preferably, the sealing member is made of rubber.

The utility model provides a pair of motor, seal assembly are fixed in the casing apron by the fixed plate, and seal assembly sets up extension, first hole and ring portion, and first hole closely cooperates with the wire, and ring portion is covered by the fixed plate, and when tensile wire, the seal assembly who plays the backstop effect is pushed down by the fixed plate for the inside wire of motor does not receive the effect of power. The utility model discloses an installation, the stable cooperation of seal part and fixed plate can prevent that the seal part axial from moving, prevents that the wire from splitting, promotes product stability. When the wire is conveyed, even if an operator pulls the wire, the pulling force is not transmitted to the inside of the motor, and the wire and the coil can be prevented from being broken.

Drawings

Fig. 1 is a schematic structural diagram of a motor provided by the present invention;

fig. 2 is a schematic view of an internal structure of the motor provided by the present invention;

fig. 3 is a schematic top structure diagram of a motor provided by the present invention;

fig. 4 is a schematic top structural view (hidden fixing plate) of the motor provided by the present invention;

fig. 5 is a schematic structural diagram of a casing cover plate provided by the present invention;

fig. 6 is a schematic structural view of a sealing member provided by the present invention;

fig. 7 is a schematic view of the internal structure of the sealing member provided by the present invention;

fig. 8 is a cross-sectional view of a seal member provided by the present invention;

fig. 9 is a schematic structural diagram of a fixing plate according to the present invention.

Reference numerals: 1. a rotating shaft; 2. a resin case; 3. a case cover plate; 4. a coil; 5. a lead-out terminal; 6. a lead outlet; 7. a wire; 8. a sealing member; 9. a fixing plate; 801. an extension portion; 802. a first hole portion; 803. a circular ring part; 901. a second hole portion.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.

As shown in fig. 1-4, an embodiment of the present invention provides a motor, which comprises:

a rotating shaft 1 extending along a center axis; a rotor supported by the rotating shaft 1; a stator disposed corresponding to the rotor; a resin case 2 for accommodating the stator and the rotor; a housing cover plate 3 covering one axial end of the resin housing 2; the stator has a coil 4 and a lead terminal 5 led out from the coil 4.

As shown in fig. 5, the housing cover 3 is provided with a lead wire outlet 6, and a lead wire 7 electrically connected to the lead terminal 5 is led out from the lead wire outlet 6; a sealing part 8 is arranged at the lead leading-out port 6, and the sealing part 8 is fixed on the machine shell cover plate 3 by a fixing plate 9.

As shown in fig. 6 to 8, the sealing member 8 has an extension 801 extending in the axial direction, and the extension 801 is provided with a first hole portion 802, and the first hole portion 802 is tightly fitted with the lead wire 7. The sealing member 8 has a ring portion 803 extending radially outward, and the ring portion 803 is covered with the fixing plate 9, so that the sealing member 8 can be fastened, and the stability of the sealing member 8 can be enhanced. The contact area of the extension 801 and the lead 7 is large, and the extension 801 is fastened through the fixing plate 9, so that the external force resistance effect is good. The sealing member 8 has a good waterproof effect.

As shown in fig. 9, the fixing plate 9 is provided with a second hole 901, and the extending portion 801 passes through the second hole 901, so that the fixing plate 9 can firmly fix the sealing member 8.

The sealing part 8 is made of rubber, and has good elasticity, good sealing performance and good waterproof effect.

The utility model discloses seal part 8 is fixed in casing apron 3 by fixed plate 9, and seal part 8 sets up extension 801, first hole portion 802 and ring portion 803, and first hole portion 802 closely cooperates with wire 7, and ring portion 803 is covered by fixed plate 9, and when tensile wire 7, the seal part 8 that plays the backstop effect is pushed down by fixed plate 9 for the inside wire 7 of motor does not receive the effect of power. The utility model discloses an installation, the stable cooperation of seal part 8 and fixed plate 9 can prevent 8 axial of seal part and move, prevent that the wire from splitting, promote product stability. When the wire is conveyed, even if an operator pulls the wire, the tensile force is not transmitted to the inside of the motor, and the wire and the coil can be prevented from being broken.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments are modified, or some or all of the technical features are replaced with equivalents, so that the essence of the corresponding technical solutions does not depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (5)

1. An electric machine, the electric machine having:

a rotating shaft (1) extending along a central axis;

a rotor supported by the rotating shaft (1);

a stator disposed corresponding to the rotor;

a resin case (2) for accommodating the stator and the rotor;

a housing cover plate (3) covering one axial end of the resin housing (2);

the stator has a coil (4) and an extraction terminal (5) extracted from the coil (4);

the method is characterized in that:

the machine shell cover plate (3) is provided with a lead leading-out opening (6), and a lead (7) electrically connected with the leading-out terminal (5) is led out from the lead leading-out opening (6);

and a sealing part (8) is arranged at the lead leading-out port (6), and the sealing part (8) is fixed on the machine shell cover plate (3) by a fixing plate (9).

2. An electric machine according to claim 1, characterized in that the sealing member (8) has an axially extending extension (801), the extension (801) being provided with a first bore portion (802), the first bore portion (802) being tightly fitted with the conductor (7).

3. An electric machine according to claim 2, characterized in that the sealing part (8) has a ring section (803) extending radially outside, the ring section (803) being covered by a fixing plate (9).

4. An electric machine according to claim 2 or 3, characterized in that the fixing plate (9) is provided with a second hole portion (901), the extension (801) passing through the second hole portion (901).

5. An electric machine according to claim 1, characterized in that the sealing member (8) is of rubber material.

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