CN220172977U

CN220172977U - Highly waterproof driving motor

Info

Publication number: CN220172977U
Application number: CN202321267667.9U
Authority: CN
Inventors: 张善水; 裴建斌
Original assignee: Dongguan Dongchang Motor Co ltd
Current assignee: Dongguan Dongchang Motor Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-12-12
Anticipated expiration: 2033-05-23

Abstract

The utility model provides a high waterproof driving motor, includes motor body and electric wire, motor body includes the shell, installs the inside stator of shell, and with the stator cooperation and follow the rotor that the shell stretches out, all be equipped with the winding on rotor and the stator, be equipped with the perforation on the shell, the electric wire passes the perforation and is connected with winding circuit, its characterized in that still includes location lid and sealing head, the outside at the perforation is established to the location lid cover, sealing head installs between location lid and shell and seals the perforation. The waterproof device has the advantages of effectively improving waterproof effect, prolonging the service life of products, along with strong practicability and great popularization significance.

Description

Highly waterproof driving motor

Technical Field

The utility model relates to a driving device, in particular to a high waterproof driving motor.

Background

An electric machine commonly called as a motor refers to an electromagnetic device for converting or transmitting electric energy according to an electromagnetic induction law. The motor is composed of a stator, a rotor, a commutator (commonly called a commutator), a brush, a shell, a bearing and the like, wherein a winding and a carbon brush in the motor are connected with an external power supply through wires, the external power supply supplies power to the motor through wires, and when the motor is assembled, the wires for electrically connecting the winding and the carbon brush penetrate out of the shell.

However, in the assembly process of the motor, in order to connect the electric wires, holes are needed to be formed in the motor, and the electric wires penetrate through the holes, so that when the motor is used, external water and gas easily flow into the holes for a certain use environment with larger moisture, the motor is damaged, and the service life of the motor is reduced.

Disclosure of Invention

Based on this, it is necessary to provide a highly waterproof driving motor in view of the shortcomings in the prior art.

The utility model provides a high waterproof driving motor, includes motor body and electric wire, motor body includes the shell, installs the inside stator of shell, and with the stator cooperation and follow the rotor that the shell stretches out, all be equipped with the winding on rotor and the stator, be equipped with the perforation on the shell, the electric wire passes the perforation and is connected with winding circuit, its characterized in that still includes location lid and sealing head, the outside at the perforation is established to the location lid cover, sealing head installs between location lid and shell and seals the perforation.

In one embodiment, a contact surface is arranged on one side, close to the shell, of the positioning cover, the side surface, matched with the contact surface, of the shell is a matching surface, and the shape of the contact surface corresponds to the matching surface.

In one embodiment, the top of the positioning cover is provided with a containing groove near the contact surface, and the positioning cover is provided with a containing groove at the contact surface; the first sealing space communicated with the perforation is formed between the accommodating groove and the matching surface in a surrounding mode, the second sealing space is formed between the accommodating groove and the matching surface, the sealing head comprises a first sealing part and a second sealing part connected to one end of the first sealing part, the first sealing part is arranged in the first sealing space, and the second sealing part is arranged in the second sealing space.

In one embodiment, the first sealing portion and the second sealing portion are wrapped around the outside of the wire.

In one embodiment, the positioning cover further comprises a sealing ring, the contact surface of the positioning cover is provided with a first sealing groove, the sealing ring is arranged on the first sealing groove, and the sealing ring extends out of a notch of the first sealing groove.

In one embodiment, the sealing ring is made of silica gel.

In one embodiment, the first sealing groove comprises a U-shaped section and two horizontal sections, the U-shaped section is arranged on the periphery of the accommodating groove, the two horizontal sections are respectively arranged at two sides of the accommodating groove, and two sides of the horizontal sections are respectively communicated with the accommodating groove and the U-shaped section.

In one embodiment, the mating surface of the housing is further provided with a second seal groove, and when the housing is installed, the second seal groove is aligned with the first seal groove, and the seal ring extends into the second seal groove and presses the wall of the second seal groove.

In one embodiment, the receiving groove is in communication with the receiving groove.

In one embodiment, two fixing grooves are formed in the two sides of the positioning cover, and fixing holes are formed in the fixing grooves; the high waterproof driving motor further comprises a plurality of fixing pieces, and the fixing pieces penetrate through the fixing holes and are fixed with the shell.

The high waterproof driving motor has the beneficial effects that: through setting up the locating cover, locating cover establishes in the fenestrate outside, forms first sealed space and second sealed space between locating cover and the shell, sealed head installs in first sealed space and second sealed space between locating cover and the shell and seals the perforation, effectively improves the water-proof effects, extends the life of product, and the practicality is strong, has stronger popularization meaning.

Drawings

FIG. 1 is a schematic diagram of a highly waterproof driving motor according to the present utility model;

FIG. 2 is an exploded view of the highly waterproof drive motor of FIG. 1;

fig. 3 is a schematic structural view of the sealing head of the highly waterproof driving motor shown in fig. 2 when being matched with an electric wire.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 3, the present utility model provides a highly waterproof driving motor, which comprises a motor body 10, an electric wire 40, a positioning cover 20 and a sealing head 30, wherein the motor body 10 comprises a housing 11, a stator (not shown) installed inside the housing 11, and a rotor (not shown) matched with the stator and extending out of the housing 11, windings are arranged on the rotor and the stator, a through hole 121 is arranged on the housing 11, and the electric wire 40 passes through the through hole 121 and is connected with a winding circuit. The positioning cover 20 covers the outside of the through hole 121, and the sealing head 30 is installed between the positioning cover 20 and the housing 11 and seals the through hole 121.

The positioning cover 20 is provided with a contact surface 21 on one side close to the housing 11, the side surface of the housing 11 matching with the contact surface 21 is a matching surface 12, and the shape of the contact surface 21 corresponds to the matching surface 12, so as to ensure that the contact surface 21 and the matching surface 12 can be tightly attached, in this embodiment, the shape of the contact surface 21 and the matching surface 12 are both in plane arrangement.

The top of the positioning cover 20 is provided with a containing groove 22 near the contact surface 21, and the positioning cover 20 is provided with a containing groove 23 communicated with the containing groove 22 at the contact surface 21. Two fixing grooves 24 are formed in the two sides of the positioning cover 20, and fixing holes 25 are formed in the fixing grooves 24. The utility model also comprises a plurality of fixing pieces which pass through the fixing holes 25 and are fixed with the shell 11, so that the positioning cover 20 is arranged on the shell 11, a first sealing space communicated with the perforation 121 is enclosed between the accommodating groove 23 and the matching surface 12, and a second sealing space is formed between the accommodating groove 22 and the matching surface 12.

The sealing head 30 includes a first sealing portion 31 and a second sealing portion 32 connected to one end of the first sealing portion 31, and the first sealing portion 31 and the second sealing portion 32 have shapes corresponding to the first sealing space and the second sealing space, respectively. The first sealing part 31 is wrapped around the outside of the electric wire 40 and is disposed in the first sealing space, and the second sealing part 32 is wrapped around the outside of the electric wire 40 and is disposed in the second sealing space.

In this embodiment, the first sealing portion 31 and the second sealing portion 32 are made of epoxy resin or waterproof glue, and when in processing, the positioning cover 20 is installed first, then the first sealing space and the second sealing space are filled with epoxy resin or waterproof glue, and after the epoxy resin or waterproof glue is hardened, the first sealing portion 31 and the second sealing portion 32 are formed. The first sealing portion 31 and the second sealing portion 32 can double-seal the through hole 121, thereby improving the waterproof effect. In addition, the first sealing portion 31 and the second sealing portion 32 seal the through hole 121, and simultaneously fix the electric wire 40, so that the interface position between the electric wire 40 and the motor body 10 is effectively prevented from being damaged when the electric wire 40 is pulled from the outside.

In order to further improve the sealing effect, the utility model further comprises a sealing ring 50, the sealing ring 50 is made of silica gel, the contact surface 21 of the positioning cover 20 is provided with a first sealing groove 26, the first sealing groove 26 comprises a U-shaped section 261 and two horizontal sections 262, the U-shaped section 261 is arranged on the periphery of the accommodating groove 23, the two horizontal sections 262 are respectively arranged at two sides of the accommodating groove 22, the two sides of the horizontal sections 262 are respectively communicated with the accommodating groove 22 and the U-shaped section 261, when the sealing ring 50 with certain elasticity is assembled, the sealing ring 50 is firstly arranged on the first sealing groove 26, the sealing ring 50 extends out from the notch of the first sealing groove 26, then the positioning cover 20 provided with the sealing ring 50 is arranged on the shell 11, the sealing ring 50 extrudes the matching surface 12 of the first sealing groove 26 and the shell 11, and water seepage between the positioning cover 20 and the shell 11 is effectively prevented by arranging the sealing ring 50.

In addition, in other embodiments, the mating surface 12 of the housing 11 is further provided with a second sealing groove (not shown), which is aligned with the first sealing groove 26 when installed, and the sealing ring 50 extends into the second sealing groove and presses the second sealing groove.

The high waterproof driving motor has the beneficial effects that: through setting up location lid 20, location lid 20 covers the outside of establishing at perforation 121, forms first sealed space and second sealed space between location lid 20 and the shell 11, sealed head 30 is installed in first sealed space and second sealed space between location lid 20 and shell 11 and is sealed perforation 121, effectively improves the water-proof effects, extends the life of product, and the practicality is strong, has stronger popularization meaning.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a high waterproof driving motor, includes motor body and electric wire, motor body includes the shell, installs the inside stator of shell, and with the stator cooperation and follow the rotor that the shell stretches out, all be equipped with the winding on rotor and the stator, be equipped with the perforation on the shell, the electric wire passes the perforation and is connected with winding circuit, its characterized in that still includes location lid and sealing head, the outside at the perforation is established to the location lid cover, sealing head installs between location lid and shell and seals the perforation.

2. The highly waterproof driving motor as claimed in claim 1, wherein a contact surface is provided on a side of the positioning cover close to the housing, a side surface of the housing, which is matched with the contact surface, is a matching surface, and an outline of the contact surface corresponds to the matching surface.

3. The high waterproof driving motor according to claim 2, wherein the top of the positioning cover is provided with a containing groove near the contact surface, and the positioning cover is provided with a containing groove near the contact surface; the first sealing space communicated with the perforation is formed between the accommodating groove and the matching surface in a surrounding mode, the second sealing space is formed between the accommodating groove and the matching surface, the sealing head comprises a first sealing part and a second sealing part connected to one end of the first sealing part, the first sealing part is arranged in the first sealing space, and the second sealing part is arranged in the second sealing space.

4. The highly waterproof driving motor as claimed in claim 3, wherein the first sealing portion and the second sealing portion are both wrapped on the outside of the electric wire.

5. The highly waterproof driving motor as claimed in claim 3, further comprising a sealing ring, wherein the contact surface of the positioning cover is provided with a first sealing groove, the sealing ring is installed in the first sealing groove, and the sealing ring extends out from a notch of the first sealing groove.

6. The highly waterproof driving motor of claim 5, wherein the sealing ring is made of silica gel.

7. The highly waterproof driving motor as claimed in claim 5, wherein the first sealing groove comprises a U-shaped section and two horizontal sections, the U-shaped section is arranged at the periphery of the accommodating groove, the two horizontal sections are respectively arranged at two sides of the accommodating groove, and two sides of the horizontal sections are respectively communicated with the accommodating groove and the U-shaped section.

8. The highly waterproof driving motor as claimed in claim 5, wherein the mating surface of the housing is further provided with a second seal groove, the second seal groove being aligned with the first seal groove when installed, the seal ring extending into the second seal groove and pressing against the wall of the second seal groove.

9. The highly waterproof drive motor of claim 3, wherein the receiving groove is in communication with the receiving groove.

10. The high waterproof driving motor according to claim 1, wherein the positioning cover is provided with two fixing grooves at two sides, and fixing holes are formed in the fixing grooves; the high waterproof driving motor further comprises a plurality of fixing pieces, and the fixing pieces penetrate through the fixing holes and are fixed with the shell.