CN209419359U - The sealing structure and motor of motor - Google Patents
The sealing structure and motor of motor Download PDFInfo
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- CN209419359U CN209419359U CN201920438386.2U CN201920438386U CN209419359U CN 209419359 U CN209419359 U CN 209419359U CN 201920438386 U CN201920438386 U CN 201920438386U CN 209419359 U CN209419359 U CN 209419359U
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Abstract
The utility model discloses a kind of sealing structure of motor and motors, the sealing structure of motor includes shell, shell is made of the first part to link together and second part, there are at least two pairs of sealing surfaces between first part and the second part, sealing ring is equipped in each pair of sealing surface, mating surface is vertical between two pairs of sealing surfaces and collectively forms zigzag structure, and the sealing snare in a pair of of sealing surface is on the stator core of motor.Compared with prior art, utility model has the advantages that the utility model is equipped at least two pairs of sealing surfaces between the first component and second component of shell, each pair of sealing surface is equipped with first seal, its area for extending sealing protection, so that sealing effect is protected, the sealing protection performance of motor is greatly improved.
Description
Technical field
The utility model relates to field of motor manufacturing, in particular to the sealing structure and motor of a kind of motor.
Background technique
Since motor use is on automobile, and the environment of motor vehicle environment constantly changes with season, region, therefore motor needs
It works under -40 ~ 90 °C of environment, this temperature is strict with motor seal material strips, needs to select qualified material.Together
When, a large amount of dirt, water are contacted in air since motor is exposed for a long time, once motor entering water or dirt, are easy to make motor inside
At damage, therefore the sealing structure of motor has very high requirement, needs to reach IP67 grade or more.Conventional motors are all using circle
+ two end cover structure modes of cylinder, faying face have at two, and since structure limits, protection method can only use single sealing means,
After sealing means failure, no second layer remedial measure causes motor performance quality unreliable.Since motor is as automobile is in road
Upper traveling, vibration frequently, need preferable glissando.
Utility model content
The utility model provides the sealing structure and motor of a kind of motor, and it is anti-to solve motor seal in the prior art
Shield mode is insufficient, and degree of protection is easy failure, the problem of after sealing protection mode fails without secondary seal safeguard measure
The technical solution of the utility model are as follows: a kind of sealing structure of motor, including shell, the shell is by being connected to one
The first part risen and second part are constituted, and have two pairs of sealing surfaces, and institute between the first part and the second part
It states and is additionally provided with mating surface between first part and the second part, the mating surface is between two pairs of sealing surfaces, often
To first seal is equipped in sealing surface, two pairs of sealing surfaces and the mating surface constitute zigzag structure.
The first seal is sealing ring.
Two pairs of sealing surfaces are vertical with the mating surface respectively.
First seal in one pair of them sealing surface covers on the stator core of motor.
The first part is drive end bearing bracket, the second part rear end cap.
The first part or second part are equipped with mounting hole, and the sealing structure further includes being mounted on the mounting hole
On waterproof connector, and second seal is equipped between the waterproof connector and the first part or second part, it is described anti-
Water swivel is equipped with cable-through hole, and the sealing structure further includes the conducting wire being threaded through in the cable-through hole.
The first part or second part are equipped with axis hole, and the output shaft of the motor is threaded through in the axis hole, institute
It states first part or second part and the output shaft is located between the part outside shell equipped with outside framework oil seal；The output axle position
In being cased with waterproof cover on the part outside shell；The first part and second part and the output shaft are located at the intracorporal part of shell
Between be equipped with water-sealed bearing.
The first shock absorber part is equipped between the first part and second part and the outer ring of the water-sealed bearing.
First shock absorber part is rubber ring.
The waterproof cover and the output shaft are interference fit.
The motor is additionally provided with the mounting portion for motor to be fixedly mounted, and the mounting portion is equipped with the second shock absorber part.
A kind of motor, including the sealing structure.
Compared with the prior art, the advantages of the utility model are: the utility model is in the first component of shell and second
At least two pairs of sealing surfaces are equipped between component, each pair of sealing surface is equipped with first seal, extends the area of sealing protection,
So that sealing effect is protected, the sealing protection performance of motor is greatly improved；The structure of forward and backward end cap replaces outside conventional motors
The cylinder of shell and the mode of both ends end cap, the fitting surface for making motor housing need sealing protection are reduced at 1 by 2, improve electricity
Machine protects reliability；Waterproof connector is set at motor outlet wire hole, solves the problems, such as to protect at motor outlet wire hole insufficient；Motor goes out
At axis mouth, using oil tight skeleton and waterproof cover protection method, solve at Motor Shaft mouth that easily water inlet, dirt protection is insufficient asks
Topic；Shockproof rubber coil is set on mounting portion and water-sealed bearing is set between output shaft and end cap, improves motor shock absorption ability.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the motor in the utility model；
Fig. 2 is the diagrammatic cross-section of the motor in the utility model；
Fig. 3 is the partial enlargement diagram of the A in the utility model；
Fig. 4 is the partial enlargement diagram of the B in the utility model；
Fig. 5 is the partial enlargement diagram of the C in the utility model；
Fig. 6 is the schematic perspective view of the shockproof rubber coil in the utility model；
Fig. 7 is the partial enlargement diagram of the D in the utility model.
Specific embodiment
With reference to the accompanying drawing and embodiment in the utility model structure and principle be described in detail.
The sealing structure of motor in the utility model includes shell, and shell is by the first part to link together and second
Part is constituted, and is face contact, a pair that first part is in contact and seals with second part between first part and second part
Face is sealing surface, and the sealing surface of first part and the second part is at least provided with two pairs, and the first part and described the
Mating surface is additionally provided between two parts, the mating surface is equipped with first between two pairs of sealing surfaces in each pair of sealing surface
Sealing element, first seal can be sealing ring, and two pairs of sealing surfaces and the mating surface constitute zigzag structure.
As illustrated in fig. 1 and 2, the motor in the utility model includes shell, shockproof rubber coil 1, rotor core 2, stator core
3, water-sealed bearing 5, waterproof connector 6, waterproof cover 9, outside framework oil seal 10, armature spindle 11, the first sealing ring 13, the second sealing ring 14,
Insulation framework 15, control panel 16, thermal conductivity silica gel 17 and magnetic shoe 18.
In the present embodiment, the shell of the utility model includes first part and second part, and second part is rear end cap
8, first part is drive end bearing bracket 12, and rear end cap 8 and drive end bearing bracket 12 assemble, and the casing assembly in conventional motors is cylinder and setting
End cap at cylinder both ends, cylinder, which needs to cooperate with the end cap at both ends simultaneously, to be assembled.For conventional motors, this is practical new
Motor housing in type is provided only with drive end bearing bracket 12 and rear end cap 8, and drive end bearing bracket 12 and rear end cap 8 are one end cylindric knot with the end
The length of the wall of structure, drive end bearing bracket 12 and rear end cap 8 is extended compared to the end cap in conventional motors, and conventional motors are omitted
In cylinder therefore the mating surface in conventional motors shell is reduced at 1 by 2, the face sealed required for motor housing subtracts
Few, then the risk for making the sealing protection of the motor housing in the present embodiment fail is reduced, the sealing protection quality of motor
It is improved.
As shown in figure 3, carrying out encapsulation process, rear end cap 8 and drive end bearing bracket 12 in the mating surface of rear end cap 8 and drive end bearing bracket 12
Between be equipped with seam allowance 121, the contact surface of drive end bearing bracket 12 and rear end cap 8 is divided into two pairs of sealing surfaces and one by the setting of seam allowance 121
To mating surface, sealing surface is equipped with first seal, and first seal is cushion rubber, is additionally provided with and matches between sealing surface and sealing surface
Conjunction face, mating surface are arranged perpendicular to two pairs of sealing surfaces, and two pairs of sealing surfaces and mating surface constitute zigzag structure.
Specifically, seam allowance 121 is lacked with what the inner vertical recess on the contact surface of rear end cap 8 and drive end bearing bracket 12 circularized
Mouthful, one week annular of peripheral wall around drive end bearing bracket 12 is provided on the inside of drive end bearing bracket 12 and the contact surface of rear end cap 8
Boss, annular convex platform can be fitted in notch.
It should be noted that first seal in the present embodiment includes that the first sealing ring 13 and the second sealing ring 14 exist
Drive end bearing bracket 12 is equipped with a seal groove, and seal groove is particularly located at the outside of the annular convex platform in mating surface, and seal groove can be
Half slot, rectangular channel or other irregular slots are placed with the first sealing ring 13 in seal groove, so that rear end cap 8 and drive end bearing bracket 12
Between carry out first layer sealing；The motors internal components such as the mounted inside rotor core 2 of motor, stator core 3, wherein outside motor
It is stator core 3 on the inside of shell, has fit clearance between motor housing and stator core 3, it is close to be cased with second on stator core 3
Seal 14, sealing ring 14 be specially in rear end cap 8 and the position contacted with stator core 3 in the mating surface of drive end bearing bracket 12, with
Realize the second layer sealant of motor.Due to the setting of seam allowance 121, so that being formd between rear end cap 8 and drive end bearing bracket 12 multiple
Different mating surfaces, setting effectively extends sealing protection area, so that the sealing effect of sealing ring is protected, significantly
The sealing protection performance for improving motor, realizes the requirement of shelter of the IP67 of motor.
As shown in figure 4, motor is additionally provided with the conducting wire of connector motor and external power supply, conducting wire is set as cable 7, cable
Control panel 16 and external power supply inside 7 connection motors provide electricity for motor running, and wherein rear end cap 8 was line end lid,
Rear end cap 8 is equipped with mounting hole, and mounting hole is threaded hole, waterproof connector 6 is screwed in mounting hole, cable 7 connects from waterproof connector 6
Inside and outside three-way motor, it is additionally provided with second seal in the mating surface of waterproof connector 6 and rear end cap 8, to greatly improve waterproof connector 6
Waterproof performance, the degree of protection of the waterproof connector 6 used is IP68, to meet motor IP67 class requirement.
As shown in figure 5, motor further includes output shaft 11, the end face of drive end bearing bracket 12 is equipped with shaft outlet hole, the one of output shaft 11
End is stretched out out of shaft outlet hole, is formed the accommodating cavity enclosed around shaft outlet hole one on the outside of the shaft outlet hole of drive end bearing bracket 12, is put in accommodating cavity
It is equipped with outside framework oil seal 10, output shaft 11 passes through outside framework oil seal 10, is also equipped with a waterproof cover 9 in the outside of outside framework oil seal 10,
Waterproof cover 9 is set on output shaft 11, and waterproof cover 17 and output shaft 11 are interference fit, and waterproof cover 17 is revolved with output shaft 11
Turn, water, dirt is thrown out by rotation mode, to form first layer protective layer；Outside framework oil seal 10 is placed in accommodating cavity, output
Axis 11 is placed in outside framework oil seal 10, to form second layer protective layer to motor；The other end of output shaft 11 protrudes into rear end cap 8, defeated
It is equipped with water-sealed bearing 5 between shaft 11 and rear end cap 8, output shaft 11 and drive end bearing bracket 12, so that it is anti-to form third layer to motor
Sheath.Protection method uses water-sealed bearing 5, outside framework oil seal 10,9 combination of waterproof cover as a result, reaches the degree of protection of motor
To IP67 degree of protection.
Wherein, the motor of the utility model also has shock-absorbing function, as shown in Fig. 1,2 and 7, the outer side of shell of motor also
Equipped with multiple mounting portions 4, mounting portion 4 is used to for motor being fixed on the instrument using the motor, such as automobile, and mounting portion 4 has
Body is arranged on the periphery of drive end bearing bracket 12, and mounting portion 4 is arranged close to the mating surface of rear end cap 8 and drive end bearing bracket 12, mounting portion 4 from
Outwardly protruding on drive end bearing bracket 12 and forming profile is circular erecting bed, and multiple erecting beds uniformly divide on the circumference of drive end bearing bracket 12
Cloth, each erecting bed are equipped with through-hole, and the side of through-hole is equipped with the annular chuck extended from erecting bed to the center of circle of through-hole circumference
41.As shown in Figures 6 and 7, damping cushion rubber 1, the shape of the damping cushion rubber 1 similar cylinder with I-shaped are installed in circular chuck 41
Structure, the diameter of the cylinder at the both ends of damping cushion rubber 1 small one and large one, the diameter of the cylinder at 1 middle part of damping cushion rubber is minimum, in damping
The middle part of cushion rubber 1 is equipped with the through-hole through about 1 damping cushion rubber, and the lesser one end of the diameter of damping cushion rubber 1 is placed on mounting portion
On through-hole in, annular chuck 41 is stuck in the smallest middle part of diameter of damping cushion rubber 1, the maximum one end of the diameter of damping cushion rubber 1
Expose with the outside of mounting portion and its contacted with mounting portion close to the face at middle part, so that damping cushion rubber 1 is fixed on mounting portion 4
On.By the way that damping cushion rubber 1 is arranged on mounting portion 4, to fill damping cushion rubber 1 between motor and automobile, by damping cushion rubber
41 itself material and structure characteristic, effectively buffer motor vibration with lower motor noise；Further, water-sealed bearing 5
Also has the function of damping, the outside of water-sealed bearing 5 sets the damping trough of the annular there are two ring around it, on damping trough and band
There is cushion rubber.Water-sealed bearing 5 acts on simultaneously with damping cushion rubber 1 as a result, the further cushioning ability for improving motor.
Only to illustrate the design of the utility model, those skilled in the art's above specific embodiment exist
Various deformation and variation can be made under the design of the utility model, these are deformed and variation is included in the guarantor of the utility model
Within the scope of shield.
Claims (12)
1. a kind of sealing structure of motor, including shell, which is characterized in that the shell by the first part that links together and
Second part is constituted, and has two pairs of sealing surfaces, and the first part and institute between the first part and the second part
It states and is additionally provided with mating surface between second part, the mating surface is equipped in each pair of sealing surface between two pairs of sealing surfaces
First seal, two pairs of sealing surfaces and the mating surface constitute zigzag structure.
2. the sealing structure of motor as described in claim 1, which is characterized in that the first seal is sealing ring.
3. the sealing structure of motor as described in claim 1, which is characterized in that two pairs of sealing surfaces respectively with the cooperation
Face is vertical.
4. the sealing structure of motor as described in claim 1, which is characterized in that the first seal in one pair of them sealing surface
It covers on the stator core of motor.
5. the sealing structure of motor as described in claim 1, which is characterized in that the first part is drive end bearing bracket (12), institute
State second part rear end cap (8).
6. the sealing structure of motor as described in claim 1, which is characterized in that the first part or second part are equipped with
Mounting hole, the sealing structure further include the waterproof connector (6) being mounted on the mounting hole, and the waterproof connector (6) with
Second seal is equipped between the first part or second part, the waterproof connector (6) is equipped with cable-through hole, the sealing
Structure further includes the conducting wire being threaded through in the cable-through hole.
7. the sealing structure of motor as described in claim 1, which is characterized in that the first part or second part are equipped with
The output shaft (11) of axis hole, the motor is threaded through in the axis hole, the first part or second part and the output shaft
(11) it is located between the part outside shell and is equipped with outside framework oil seal (10)；It is cased on the part that the output shaft (11) is located at outside shell
Waterproof cover (9)；The first part and second part and the output shaft (11), which are located between the intracorporal part of shell, is equipped with waterproof
Bearing (5).
8. the sealing structure of motor as claimed in claim 7, which is characterized in that the first part and second part with it is described
The first shock absorber part is equipped between the outer ring of water-sealed bearing (5).
9. the sealing structure of motor as claimed in claim 8, which is characterized in that first shock absorber part is rubber ring.
10. the sealing structure of motor as claimed in claim 7, which is characterized in that the waterproof cover (9) and the output shaft
It (11) is interference fit.
11. the sealing structure of motor as described in claim 1, which is characterized in that the motor is additionally provided with for consolidating motor
The mounting portion (4) of Dingan County's dress, the mounting portion (4) are equipped with the second shock absorber part.
12. a kind of motor, it is characterised in that: including sealing structure described in any one of claim 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438386.2U CN209419359U (en) | 2019-04-02 | 2019-04-02 | The sealing structure and motor of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438386.2U CN209419359U (en) | 2019-04-02 | 2019-04-02 | The sealing structure and motor of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209419359U true CN209419359U (en) | 2019-09-20 |
Family
ID=67946037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920438386.2U Active CN209419359U (en) | 2019-04-02 | 2019-04-02 | The sealing structure and motor of motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN209419359U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861433A (en) * | 2019-04-02 | 2019-06-07 | 珠海凯邦电机制造有限公司 | The sealing structure and motor of motor |
| CN112134386A (en) * | 2020-10-13 | 2020-12-25 | 中船重工鹏力（南京）超低温技术有限公司 | Airtight motor |
-
2019
- 2019-04-02 CN CN201920438386.2U patent/CN209419359U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861433A (en) * | 2019-04-02 | 2019-06-07 | 珠海凯邦电机制造有限公司 | The sealing structure and motor of motor |
| CN112134386A (en) * | 2020-10-13 | 2020-12-25 | 中船重工鹏力（南京）超低温技术有限公司 | Airtight motor |
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