CN209134206U - Outlet box and motor thereof - Google Patents
Outlet box and motor thereof Download PDFInfo
- Publication number
- CN209134206U CN209134206U CN201821992350.0U CN201821992350U CN209134206U CN 209134206 U CN209134206 U CN 209134206U CN 201821992350 U CN201821992350 U CN 201821992350U CN 209134206 U CN209134206 U CN 209134206U
- Authority
- CN
- China
- Prior art keywords
- outlet box
- outlet
- hole
- cavity
- electric wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 230000013011 mating Effects 0.000 claims description 14
- 238000010992 reflux Methods 0.000 claims 1
- 238000001746 injection moulding Methods 0.000 abstract description 27
- 238000007789 sealing Methods 0.000 abstract description 7
- 239000004033 plastic Substances 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 abstract description 4
- 239000012778 molding material Substances 0.000 description 18
- 238000004804 winding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001012 protector Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Landscapes
- Connection Or Junction Boxes (AREA)
- Motor Or Generator Frames (AREA)
Abstract
A wire outlet box and a motor thereof belong to the technical field of junction boxes in the household appliance industry, and particularly comprise a wire outlet box body and a sealing gasket structure, wherein the wire outlet box body is internally provided with a main cavity and an auxiliary cavity, and the auxiliary cavity is provided with a wire outlet, a wire inlet and an injection molding hole; the corresponding position of the sealing gasket structure used in combination with the outlet box body is provided with an inlet, an outlet hole and a plastic backflow hole; the inner electric wire and the outer electric wire of the motor enter the auxiliary cavity in the outlet box body through the outlet box body and the sealing structure to be connected, and then are fixed on the motor in an injection molding mode. The connecting parts are limited in the isolated cavity-attached region, and the connecting parts cannot be contacted with each other, so that the running safety of the motor is improved, the pulling of electric wires in the motor during injection molding is reduced, and the injection molding manufacturability is improved.
Description
Technical field
The utility model is the terminal box technical field of white goods industry, and in particular to a kind of outlet box and its motor.
Background technique
Outlet box is indispensable component part in electric machine structure component, and outlet box makees lead with mechanical protection
With the lead (electric wire or cable) drawn from motor is drawn from outlet structure again by outlet box inner cavity.Electric wire is inside motor
(such as stator winding) is drawn, and when needing to couple inside outlet box with external cable, usually passes through scolding tin or terminal cold compression etc.
Mode couples, need to be in the connection insulating materials such as position packet heat-shrink tube or insulating sleeve for that will couple position insulation.
But when motor run with load, motor body is because having continuous vibration, motor sheet by electromagnetic force repeated action
Know from experience and drive the vibration of electric wire connection part, the casing for being wrapped in connection part may be moved or even be fallen off because of long-term vibration, be covered
The metal part of connection part can expose after pipe falls off, and contact with each other between exposed connection part, generate security risk.It is anti-
Only connection part moves, and is molded at present generally by stator, and after injection molding material solidification, connection part will be completely fixed, peace
Full property greatly enhances.
But in outlet box injection moulding process, injection molding material flows into outlet box inside motor to be existed when injection molding material flow velocity is very fast
Following security risk: (1) injection molding material impacts electric wire connection part, connection part moving range is larger, distance farther out, to pull motor
Internal wire；(2) injection molding material impacts electric wire connection part, and connection part is pressed against at one, is in close contact between each other, motor operation
When, it is connected between different connection parts, generates security risk.
Utility model content
In order to solve the above technical problems, reach and motor internal wire is pullled when mitigating stator injection molding, improve injection molding work
Skill improves the purpose of motor operation safety, on the one hand technical solution that the utility model uses are as follows:
A kind of outlet box, including outlet box body, outlet box body interior are provided with main cavity, set in main chamber body
It is equipped with attached cavity, the first line inlet port and the second line inlet port are provided on the attached cavity, electric wire one protrudes into attached from the first line inlet port
In cavity, electric wire two protrudes into attached cavity from the second line inlet port, and electric wire one and electric wire two form attachment in attached cavity.
Main chamber body one side wall has line outlet.
Further, described attached cavity at least two.
The opening of second line inlet port is less than attachment.
The electric wire one is motor inner wire, and electric wire two is the outer electric wire of motor.
Further, first line inlet port is that open type or half are open.
Further, second line inlet port is in the notch of the side wall setting of attached cavity or positioned at the logical of attached cavity side
Hole.
The side wall of the attached cavity is equipped with injecting hole.
Further, the outlet box further includes gasket structure.The gasket structure is equipped with through-hole, position and first
Line inlet port position is corresponding.
Further, the gasket structure is equipped with return port and passes sequentially through logical after the electric wire one and electric wire two couple
Hole, the first line inlet port, injecting hole, return port are molded.
Further, the gasket structure is that vertical two sides forms, and one side is to match with the line outlet of main cavity
Conjunction face, has outer electric wire line outlet in mating surface, and the position of outer electric wire line outlet is opposite with the second line inlet port.
Further, the periphery of the mating surface is fold shape structure.
Further, there is positioning convex platform on the outlet box body, there is positioning convex platform hole on the gasket structure,
Positioning convex platform is corresponding with the position in positioning convex platform hole, and size is identical.
On the other hand the utility model also provides a kind of motor, including any description above outlet box.
When the internal wire of motor passes through the outlet hole of outlet box gasket structure (i.e. gasket structure), into outlet box
Attached cavity, external cable penetrate the outlet hole of the outlet box mating surface of outlet box gasket structure, into attached cavity.Internal wire
It is coupled with external cable, its attachment level is put into attached cavity, the ontology of outlet box and gasket structure is pressed into corresponding position
After setting combination, attached cavity is molded by injecting hole, after injection molding material solidification, connection part will be completely fixed, and safety is big
For enhancing.Then outlet box is fixed on motor body.
It is placed in due to different attachments in different attached cavitys, separates between each attachment and be mutually not in contact with each other, can prevent from joining
The metal part of socket part exposes, and contacts with each other between exposed connection part, generates security risk.Due to attached cavity, connection
After portion's surrounding has attached wall, connection part to be impacted by injection molding material, connection part is withstood on the attached wall of surrounding, cannot be further continued for moving, be subtracted
Gently motor internal wire is pullled.And connection part is limited in the closed area of attached wall formation of surrounding, is rushed by injection molding material
The closed area where can not leaving is hit, will not be contacted between connection part.
The specific steps of outlet box described in the utility model are installed are as follows:
(1) after motor internal power cord to be passed through to the line outlet on motor, across the line outlet of gasket structure, then pass through
First line inlet port of attached cavity enters attached cavity；After external cable passes through the line outlet in sealing structure, outlet box body is passed through
On line outlet after, then attached cavity entered by the first line inlet port of attached cavity, inside and outside electric wire is coupled in attached cavity.
(2) after the positioning convex platform on outlet box body to be passed through to the positioning convex platform hole in sealing structure, with determining on motor
The position in position hole is corresponding.
(3) screw hole on outlet box body, the screw on screw hole and motor on gasket structure are passed through by screw
Mounting hole is fixedly connected.
(4) be molded when, injection molding material from stator winding (inside stator body) by casing outlet hole, gasket through-hole,
Enter main cavity into attached cavity, then by injecting hole, using gasket return port, casing return port, be back to stator around
Group.And when being molded, motor side is put, and injection molding material enters attached cavity from horizontal direction, after, then flow from the bottom up, craftsmanship is more preferable.
The utility model has the beneficial effects that
1, connection part mobile range is small, and motor internal wire is pullled in mitigation；
2, connection part is limited in closed area, will not contact between connection part, pacifies when improving motor operation
Quan Xing.
3, connection part surrounding is provided with attached wall, and after connection part is impacted by injection molding material, connection part can withstand on the attached wall of surrounding
On, it cannot be further continued for moving, mitigate that (wire length from connection part to stator winding is reasonable to the pullling of motor internal wire
Setting, effect reduces if too short；
4, connection part moving range is limited in the attached cavity that attached wall is formed, is isolated and comes between connection part, it will not
It contacts with each other, safety when improving motor operation；
5, it is provided with injecting hole on attached wall, is flowed between main cavity and attached cavity convenient for injection molding material, lowered needed for injection molding
Pressure, improve Shooting Technique.
Detailed description of the invention
Fig. 1 is outlet box body surface structure schematic diagram；
Fig. 2 is outlet box body interior structural schematic diagram；
Fig. 3 is gasket structure；
Fig. 4 is motor installation outlet box structure；
Fig. 5 is the installation diagram of outlet box and motor；
Fig. 6 is outlet box body interior structural schematic diagram；
Fig. 7 is injection molding material flow graph.
Note: 1. screw holes；2. attached cavity；3. attached wall；4. main cavity；5. positioning convex platform；It is tied 6. cooperating with gasket structure
Structure；7. line inlet port；71. power supply line line-entering hole；72. external cable line-entering hole；8. injecting hole；9. main wall；10. positioning convex platform hole；
11. screw hole；12 outlet holes；121. external power line line outlet on gasket；122. motor internal power cord outlet on gasket
Mouthful；13 with outlet box mating surface；14 gasket return ports；15. main body return port；16. location hole；17. outlet hole；18. screw
Mounting hole；19. gasket structure；20. external cable；21. internal wire；22. motor body；23. attachment；24. outlet box
Ontology；25. screw；26. line outlet.
Specific embodiment
Understand for the ease of those of ordinary skill in the art and implement the utility model, with reference to the accompanying drawing and is embodied
Mode is described in further detail the utility model.
The outlet box of the utility model includes that outlet box body 24 and 19 two parts of gasket structure form, wherein outlet box
Ontology 24 is mainly comprising screw hole 1, attached cavity 2, attached wall 3, main cavity 4, positioning convex platform 5 and wire output protector mating surface 6, first
Line inlet port 71, the second line inlet port 72, injecting hole 8, main wall 9, line outlet 26, wherein being tool pleat with 6 structure of wire output protector mating surface
Wrinkle shape, is the open edge structure of line outlet 26, as shown in Fig. 1 Fig. 2 Fig. 5.
As shown in figure 3, gasket structure 19 mainly includes positioning convex platform hole 10, screw hole 11, outlet hole 12, injection molding material
Return port 14, outlet box mating surface 13, wherein 13 periphery of mating surface has crimp shape, and can be mutual with wire output protector mating surface 6
It is chimeric.As shown in figure 4,22 structure of motor body mainly includes injection molding material return port 15, location hole 16, outlet hole 17, screw peace
Fill hole 18.
22 structure of motor body includes plastics return port 15, location hole 16, outlet hole 17, screw mounting hole 18, and plastics return
Discharge orifice 15 is corresponding with the modeling position of return port 14 of gasket structure 19, and size is identical；Positioning 16 and positioning convex platform hole 10, positioning
The position of boss 5 is corresponding, and size is identical；On screw hole 1, gasket structure 19 on screw mounting hole 18 and outlet box body 24
11 position of screw hole it is corresponding, size is identical；Line outlet 122, the attached chamber of outlet box body 24 of outlet hole 17 and gasket structure 19
71 position of the first line inlet port of body is corresponding.
Outlet box body 24 has the main wall 9 of periphery, and main wall 9 forms main cavity 4, and opening is formed between attached wall 3 and main wall 9
Attached cavity 2, attached cavity (2) at least two, the space that attached cavity 2 occupies are less than main cavity 4.Attached 2 open type of cavity is (such as Fig. 6 institute
Show) or half open type (as shown in Figure 2), the opening of attached 2 upper surface of cavity is the first line inlet port 71, logical for motor power-supply wire
It crosses.The second line inlet port 72 that there is the side wall of attached cavity 2 outer electric wire to enter line, connection of 72 size of the second line inlet port less than two electric wires
Portion.Second line inlet port 72 is the through-hole in the notch of the side wall setting of attached cavity 2 or positioned at attached 2 side of cavity.Outer electric wire enters line
There is injecting hole 8 around mouth 72, pass through convenient for injection molding material.
The connection method of the outlet box and motor of the utility model is as follows:
Step 1: after motor internal power cord to be passed through to the line outlet 17 on motor, across the outlet of gasket structure 19
Mouth 122, into the first line inlet port 71 of attached cavity 2；After external cable passes through the line outlet (121) in sealing structure, pass through
The second line inlet port 72 on line outlet 26 and attached chamber 2 on wire box ontology 24, inside and outside electric wire are coupled in attached cavity 2.
Step 2: after the positioning convex platform 5 on outlet box body 24 to be passed through to the positioning convex platform hole 10 in sealing structure, with
The position of location hole 16 on motor is corresponding, at this point, on gasket structure 19 with outlet box mating surface 13 and outlet box body
It is chimeric with 19 fit structure 6 of gasket structure on 24, stablize the outlet box mating surface 13 of gasket structure 19 and is located at outlet
In line outlet 26 on box body 24.
Step 3: by screw 25 pass through outlet box body 24 on screw hole 1, the screw hole 11 on gasket structure 19 with
Screw mounting hole 18 on motor is fixedly connected.
Step 4: when injection molding, injection molding material passes through casing outlet hole hole 17, close from stator winding (inside stator body)
Packing hole 122 enters main cavity 4 into attached cavity 2, then by injecting hole 8, flows back using gasket return port 14, casing
Hole 15 is back to stator winding, as shown in Figure 7.
When internal wire 21 couples with external cable 20, coupled by modes such as scolding tin or terminal cold compressions, motor band carries
When operation, motor body 22 is vibrated by electromagnetic force repeated action, and electric wire connection part 23 follows vibration, is wrapped in connection part 23
Casing may be moved because of long-term continuous vibration, the metal part of connection part 23 can expose after casing is mobile, join
It can be contacted with each other after socket part 23 is exposed, there is security risk.
To prevent connection part 23 from moving, stator is molded, after injection molding material solidification, connection part 23 will be completely fixed,
Safety enhancing.For reinforced insulation performance, outlet box 24 is using the production of the insulating materials such as plastics.
To realize the utility model aim, the utility model provides a kind of motor again, including any motor described above goes out
Wire box.
Claims (15)
1. a kind of outlet box, including outlet box body (24), which is characterized in that outlet box body (24) is internally provided with main cavity
(4), it is provided with attached cavity (2) in main chamber body (4), is provided with the first line inlet port (71) and second on the attached cavity (2)
Line inlet port (72), electric wire one protrude into attached cavity (2) from the first line inlet port (71), and electric wire two protrudes into attached from the second line inlet port (72)
In cavity (2), electric wire one and electric wire two form attachment in attached cavity (2).
2. a kind of outlet box according to claim 1, which is characterized in that main chamber body (4) one side wall has line outlet
(26)。
3. a kind of outlet box according to claim 2, which is characterized in that described attached cavity (2) at least two.
4. a kind of outlet box according to claim 1, which is characterized in that the opening of second line inlet port (72) is less than connection
Knot.
5. a kind of outlet box according to claim 1, which is characterized in that the electric wire one is motor inner wire, electric wire two
For electric wire outside motor.
6. a kind of outlet box according to claim 5, which is characterized in that first line inlet port (71) is open type or half
It is open.
7. a kind of outlet box according to claim 4, which is characterized in that second line inlet port (72) is in attached cavity
(2) notch of side wall setting or the through-hole for being located at attached cavity (2) side.
8. -7 any a kind of outlet box according to claim 1, which is characterized in that the side wall of the attached cavity (2) is equipped with
Injecting hole (8).
9. a kind of outlet box according to claim 8, which is characterized in that further include gasket structure (19).
10. a kind of outlet box according to claim 9, which is characterized in that the gasket structure (19) is equipped with through-hole
(122), position is corresponding with the first line inlet port (71) position.
11. a kind of outlet box according to claim 10, which is characterized in that the gasket structure (19) is equipped with return port
(14), after the electric wire one and electric wire two couple, through-hole (122), the first line inlet port (71), injecting hole (8), reflux are passed sequentially through
Hole (14) is molded.
12. a kind of outlet box according to claim 11, which is characterized in that the gasket structure (19) is two vertically
Face composition, one side are the mating surface (13) with the line outlet (26) of main cavity (4), have outer electric outlet in mating surface (13)
Mouth (121), the position and the second line inlet port (72) of outer electric wire line outlet (121) are opposite.
13. a kind of outlet box according to claim 12, which is characterized in that the periphery of the mating surface (13) is fold shape
Structure.
14. a kind of outlet box according to claim 13, which is characterized in that have positioning on the outlet box body (24)
Boss (5) has positioning convex platform hole (10) on the gasket structure (19), positioning convex platform (5) and positioning convex platform hole (10)
Position is corresponding, and size is identical.
15. a kind of motor, which is characterized in that including any outlet box of claim 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821992350.0U CN209134206U (en) | 2018-11-30 | 2018-11-30 | Outlet box and motor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821992350.0U CN209134206U (en) | 2018-11-30 | 2018-11-30 | Outlet box and motor thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209134206U true CN209134206U (en) | 2019-07-19 |
Family
ID=67247414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821992350.0U Withdrawn - After Issue CN209134206U (en) | 2018-11-30 | 2018-11-30 | Outlet box and motor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209134206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109327106A (en) * | 2018-11-30 | 2019-02-12 | 珠海格力电器股份有限公司 | Motor outlet box structure and motor thereof |
-
2018
- 2018-11-30 CN CN201821992350.0U patent/CN209134206U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109327106A (en) * | 2018-11-30 | 2019-02-12 | 珠海格力电器股份有限公司 | Motor outlet box structure and motor thereof |
| CN109327106B (en) * | 2018-11-30 | 2020-06-12 | 珠海格力电器股份有限公司 | Outlet box and motor thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190719 Effective date of abandoning: 20200612 |