CN109327106A - A kind of motor outlet wire box structure and its motor - Google Patents
A kind of motor outlet wire box structure and its motor Download PDFInfo
- Publication number
- CN109327106A CN109327106A CN201811449375.0A CN201811449375A CN109327106A CN 109327106 A CN109327106 A CN 109327106A CN 201811449375 A CN201811449375 A CN 201811449375A CN 109327106 A CN109327106 A CN 109327106A
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- CN
- China
- Prior art keywords
- outlet box
- outlet
- motor
- cavity
- hole
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- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of motor outlet wire box structure and its motor, belong to the terminal box technical field of white goods industry, specifically include outlet box body, gasket structure, and outlet box body interior has main cavity, attached cavity, is provided with line outlet, line inlet port and injecting hole on attached cavity；The gasket structure corresponding position being applied in combination with outlet box body is provided with line inlet port, outlet hole, plastics return port；Motor internal wire is entered in the attached cavity in outlet box body by outlet box body with sealing structure with external cable be coupled after, after being mounted on motor, carry out injection molding fixation.Connection part is limited in the attached cavity area of isolation, will not contact between connection part, and safety when improving motor operation pulls motor internal wire when mitigating injection molding, improves Shooting Technique.
Description
Technical field
The present invention is the terminal box technical field of white goods industry, and in particular to a kind of motor outlet wire box structure and its electricity
Machine.
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.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies of existing technologies, a kind of outlet box, including outlet are provided
Box body and gasket structure two parts.Outlet box chamber body adds attached cavity, can make the lead and external cable of motor
Attachment in outlet box mobile range it is small, mitigate attachment motor internal wire is pullled during the motion；And
It can make contact between connection part, safety when improving motor operation.A kind of outlet box, the master of periphery are specifically provided
Wall forms the main cavity of outlet box.Line outlet sheath mating surface two sides are provided with the attached wall of at least two or more between parallel two sides,
Attached cavity is formed between attached wall and main wall, the space that attached cavity occupies is less than main cavity, and the number of attached cavity is no less than 2.
Attached cavity is formed by four walls, and at least partial region is seamlessly connected between adjacent wall, and attached cavity tool first enters line
Mouth and the second line inlet port, wherein the first line inlet port is open or half open type, the second line inlet port is to open up in attached cavity side wall surface
Hole opens up notch at wall edge.Power supply line inside motor is coupled in attached cavity with external cable, when outlet box body with
After gasket structure combination, connection part cannot pass through from the second line inlet port of attached cavity wall.
It is provided with injecting hole on the attached wall side of agent-oriention chamber side, is passed through convenient for injection molding material.For reinforced insulation performance,
Outlet box body and outlet box gasket structure are made of the difficult conductive material such as plastics.
When internal wire from motor body (such as: stator winding) draw, need to couple inside outlet box with external cable
When, it can be coupled by modes such as scolding tin or terminal cold compressions, it need to be in connection part packet heat-shrink tube or insulation sleeve for connection part insulate
The insulating materials such as pipe can be molded stator to prevent connection part from moving, and after injection molding material solidification, connection part will be by completely solid
Fixed, safety greatly enhances.
The flow direction of injection molding material is usually to pass through the first chassis hole, the first gasket from stator winding (inside stator body)
Hole enters main cavity into attached cavity, then by injecting hole, using the second sealing pad holes, the second chassis hole, is back to stator
Winding.
Preferably, gasket structure is that vertical two sides forms, and one side is the mating surface with the line outlet of main cavity, is matched
There is outer electric wire line outlet, the periphery of mating surface is fold shape, can be with the mating surface on outlet box body line outlet on conjunction face
It is chimeric, play the role of keeping outlet box ontology and gasket structure close-connected.With the position of outer electric wire line outlet in mating surface
It sets opposite with the second line inlet port.There is positioning convex platform in outlet box sheet, there is positioning convex platform hole on gasket structure, wherein positioning
Boss is corresponding with the position in positioning convex platform hole, and size is identical.
The internal wire of motor passes through the outlet hole of outlet box gasket structure (i.e. gasket structure), attached into outlet box
Cavity, external cable penetrate the outlet hole of the outlet box mating surface of outlet box gasket structure, into attached cavity.Internal wire with
External cable is coupled, its attachment level is put into attached cavity, and the ontology of outlet box and gasket structure are pressed corresponding position
After combination, attached cavity is molded by injecting hole, after injection molding material solidification, connection part will be completely fixed, and safety is greatly
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 of the present invention 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.
Beneficial effects of the present invention:
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；6. being tied with gasket structure cooperation
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 present invention, with reference to the accompanying drawing and specific embodiment
The present invention is described in further detail.
Outlet box of the invention includes that outlet box body 24 and 19 two parts of gasket structure form, wherein outlet box body
24 mainly enter line 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
Mouth the 71, second line inlet port 72, injecting hole 8, main wall 9, line outlet 26, wherein being tool fold shape with 6 structure of wire output protector mating surface
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 is mainly returned comprising positioning convex platform hole 10, screw hole 11, outlet hole 12, injection molding material
Discharge orifice 14, outlet box mating surface 13, wherein 13 periphery of mating surface has crimp shape, and can be mutually embedding with wire output protector mating surface 6
It closes.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 installation
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 outlet box and motor of the invention 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 electricity
The position of location hole 16 on machine is corresponding, at this point, on gasket structure 19 with outlet box mating surface 13 and outlet box body 24
On it is chimeric with 19 fit structure 6 of gasket structure, make gasket structure 19 outlet box mating surface 13 stablize be located at outlet box
In line outlet 26 on ontology 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, sealing from stator winding (inside stator body)
Pad holes 122 enters main cavity 4 into attached cavity 2, then by injecting hole 8, using gasket return port 14, casing return port
15, it 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.
Purpose to realize the present invention, the present invention provide a kind of motor, including any motor wire outlet box described above again.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, without departing from the inventive concept of the premise, can also make several improvements and modifications, these improvements and modifications also should be regarded as
In the scope of the present invention.
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 |
|---|---|---|---|
| CN201811449375.0A CN109327106B (en) | 2018-11-30 | 2018-11-30 | Outlet box and motor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449375.0A CN109327106B (en) | 2018-11-30 | 2018-11-30 | Outlet box and motor thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109327106A true CN109327106A (en) | 2019-02-12 |
| CN109327106B CN109327106B (en) | 2020-06-12 |
Family
ID=65257656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811449375.0A Active CN109327106B (en) | 2018-11-30 | 2018-11-30 | Outlet box and motor thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109327106B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172311A (en) * | 2021-12-06 | 2022-03-11 | 珠海格力电器股份有限公司 | Cover body structure, motor, compressor and air conditioner |
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|---|---|---|---|---|
| US20090322169A1 (en) * | 2008-06-25 | 2009-12-31 | Emerson Electric Co. | Cooling tower sealant containment gasket |
| CN202889076U (en) * | 2012-09-29 | 2013-04-17 | 中山大洋电机制造有限公司 | Motor lead-outgoing structure |
| CN203326790U (en) * | 2013-07-26 | 2013-12-04 | 卧龙电气集团股份有限公司 | Motor with anti-loosening type connecting extension socket |
| CN106059486A (en) * | 2016-07-21 | 2016-10-26 | 湖南红太阳新能源科技有限公司 | Solar photovoltaic junction box |
| CN107888017A (en) * | 2017-12-11 | 2018-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | The installation method of outlet box structure and plug |
| CN209134206U (en) * | 2018-11-30 | 2019-07-19 | 珠海格力电器股份有限公司 | A kind of outlet box and its motor |
-
2018
- 2018-11-30 CN CN201811449375.0A patent/CN109327106B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090322169A1 (en) * | 2008-06-25 | 2009-12-31 | Emerson Electric Co. | Cooling tower sealant containment gasket |
| CN202889076U (en) * | 2012-09-29 | 2013-04-17 | 中山大洋电机制造有限公司 | Motor lead-outgoing structure |
| CN203326790U (en) * | 2013-07-26 | 2013-12-04 | 卧龙电气集团股份有限公司 | Motor with anti-loosening type connecting extension socket |
| CN106059486A (en) * | 2016-07-21 | 2016-10-26 | 湖南红太阳新能源科技有限公司 | Solar photovoltaic junction box |
| CN107888017A (en) * | 2017-12-11 | 2018-04-06 | 珠海格力节能环保制冷技术研究中心有限公司 | The installation method of outlet box structure and plug |
| CN209134206U (en) * | 2018-11-30 | 2019-07-19 | 珠海格力电器股份有限公司 | A kind of outlet box and its motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172311A (en) * | 2021-12-06 | 2022-03-11 | 珠海格力电器股份有限公司 | Cover body structure, motor, compressor and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109327106B (en) | 2020-06-12 |
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